diff options
| author | root <root@zombrain.(none)> | 2011-07-25 08:54:41 (GMT) |
|---|---|---|
| committer | root <root@zombrain.(none)> | 2011-07-25 08:54:41 (GMT) |
| commit | ab4fcaad149d4bdccefa8f693c2a8e044b40dd4c (patch) | |
| tree | c95c280caabc70e7aedbde723e38820047357be7 /randr | |
initial state (xorg-server 1.10.2)
Diffstat (limited to 'randr')
| -rw-r--r-- | randr/Makefile.am | 29 | ||||
| -rw-r--r-- | randr/Makefile.in | 773 | ||||
| -rw-r--r-- | randr/randr.c | 502 | ||||
| -rw-r--r-- | randr/randrstr.h | 970 | ||||
| -rw-r--r-- | randr/rrcrtc.c | 1351 | ||||
| -rw-r--r-- | randr/rrdispatch.c | 228 | ||||
| -rw-r--r-- | randr/rrinfo.c | 341 | ||||
| -rw-r--r-- | randr/rrmode.c | 382 | ||||
| -rw-r--r-- | randr/rroutput.c | 625 | ||||
| -rw-r--r-- | randr/rrpointer.c | 158 | ||||
| -rw-r--r-- | randr/rrproperty.c | 736 | ||||
| -rw-r--r-- | randr/rrscreen.c | 1013 | ||||
| -rw-r--r-- | randr/rrsdispatch.c | 503 | ||||
| -rw-r--r-- | randr/rrtransform.c | 283 | ||||
| -rw-r--r-- | randr/rrtransform.h | 75 | ||||
| -rw-r--r-- | randr/rrxinerama.c | 476 |
16 files changed, 8445 insertions, 0 deletions
diff --git a/randr/Makefile.am b/randr/Makefile.am new file mode 100644 index 0000000..de338b9 --- /dev/null +++ b/randr/Makefile.am @@ -0,0 +1,29 @@ +noinst_LTLIBRARIES = librandr.la + +AM_CFLAGS = $(DIX_CFLAGS) + +XINERAMA_SRCS = rrxinerama.c + +if XORG +sdk_HEADERS = randrstr.h rrtransform.h +endif + +librandr_la_SOURCES = \ + randr.c \ + randrstr.h \ + rrcrtc.c \ + rrdispatch.c \ + rrinfo.c \ + rrmode.c \ + rroutput.c \ + rrpointer.c \ + rrproperty.c \ + rrscreen.c \ + rrsdispatch.c \ + rrtransform.h \ + rrtransform.c + +if XINERAMA +librandr_la_SOURCES += ${XINERAMA_SRCS} +endif + diff --git a/randr/Makefile.in b/randr/Makefile.in new file mode 100644 index 0000000..5dfb6b1 --- /dev/null +++ b/randr/Makefile.in @@ -0,0 +1,773 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = 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\ + install install-am install-data install-data-am install-dvi \ + install-dvi-am install-exec install-exec-am install-html \ + install-html-am install-info install-info-am install-man \ + install-pdf install-pdf-am install-ps install-ps-am \ + install-sdkHEADERS install-strip installcheck installcheck-am \ + installdirs maintainer-clean maintainer-clean-generic \ + mostlyclean mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool pdf pdf-am ps ps-am tags uninstall \ + uninstall-am uninstall-sdkHEADERS + + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/randr/randr.c b/randr/randr.c new file mode 100644 index 0000000..6077705 --- /dev/null +++ b/randr/randr.c @@ -0,0 +1,502 @@ +/* + * Copyright © 2000 Compaq Computer Corporation + * Copyright © 2002 Hewlett-Packard Company + * Copyright © 2006 Intel Corporation + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + * + * Author: Jim Gettys, Hewlett-Packard Company, Inc. + * Keith Packard, Intel Corporation + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "randrstr.h" + +/* From render.h */ +#ifndef SubPixelUnknown +#define SubPixelUnknown 0 +#endif + +#define RR_VALIDATE +static int RRNScreens; + +#define wrap(priv,real,mem,func) {\ + priv->mem = real->mem; \ + real->mem = func; \ +} + +#define unwrap(priv,real,mem) {\ + real->mem = priv->mem; \ +} + +static int ProcRRDispatch (ClientPtr pClient); +static int SProcRRDispatch (ClientPtr pClient); + +int RREventBase; +int RRErrorBase; +RESTYPE RRClientType, RREventType; /* resource types for event masks */ +DevPrivateKeyRec RRClientPrivateKeyRec; + +DevPrivateKeyRec rrPrivKeyRec; + +static void +RRClientCallback (CallbackListPtr *list, + pointer closure, + pointer data) +{ + NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; + ClientPtr pClient = clientinfo->client; + rrClientPriv(pClient); + RRTimesPtr pTimes = (RRTimesPtr) (pRRClient + 1); + int i; + + pRRClient->major_version = 0; + pRRClient->minor_version = 0; + for (i = 0; i < screenInfo.numScreens; i++) + { + ScreenPtr pScreen = screenInfo.screens[i]; + rrScrPriv(pScreen); + + if (pScrPriv) + { + pTimes[i].setTime = pScrPriv->lastSetTime; + pTimes[i].configTime = pScrPriv->lastConfigTime; + } + } +} + +static Bool +RRCloseScreen (int i, ScreenPtr pScreen) +{ + rrScrPriv(pScreen); + int j; + + unwrap (pScrPriv, pScreen, CloseScreen); + for (j = pScrPriv->numCrtcs - 1; j >= 0; j--) + RRCrtcDestroy (pScrPriv->crtcs[j]); + for (j = pScrPriv->numOutputs - 1; j >= 0; j--) + RROutputDestroy (pScrPriv->outputs[j]); + + free(pScrPriv->crtcs); + free(pScrPriv->outputs); + free(pScrPriv); + RRNScreens -= 1; /* ok, one fewer screen with RandR running */ + return (*pScreen->CloseScreen) (i, pScreen); +} + +static void +SRRScreenChangeNotifyEvent(xRRScreenChangeNotifyEvent *from, + xRRScreenChangeNotifyEvent *to) +{ + to->type = from->type; + to->rotation = from->rotation; + cpswaps(from->sequenceNumber, to->sequenceNumber); + cpswapl(from->timestamp, to->timestamp); + cpswapl(from->configTimestamp, to->configTimestamp); + cpswapl(from->root, to->root); + cpswapl(from->window, to->window); + cpswaps(from->sizeID, to->sizeID); + cpswaps(from->subpixelOrder, to->subpixelOrder); + cpswaps(from->widthInPixels, to->widthInPixels); + cpswaps(from->heightInPixels, to->heightInPixels); + cpswaps(from->widthInMillimeters, to->widthInMillimeters); + cpswaps(from->heightInMillimeters, to->heightInMillimeters); +} + +static void +SRRCrtcChangeNotifyEvent(xRRCrtcChangeNotifyEvent *from, + xRRCrtcChangeNotifyEvent *to) +{ + to->type = from->type; + to->subCode = from->subCode; + cpswaps(from->sequenceNumber, to->sequenceNumber); + cpswapl(from->timestamp, to->timestamp); + cpswapl(from->window, to->window); + cpswapl(from->crtc, to->crtc); + cpswapl(from->mode, to->mode); + cpswaps(from->rotation, to->rotation); + /* pad1 */ + cpswaps(from->x, to->x); + cpswaps(from->y, to->y); + cpswaps(from->width, to->width); + cpswaps(from->height, to->height); +} + +static void +SRROutputChangeNotifyEvent(xRROutputChangeNotifyEvent *from, + xRROutputChangeNotifyEvent *to) +{ + to->type = from->type; + to->subCode = from->subCode; + cpswaps(from->sequenceNumber, to->sequenceNumber); + cpswapl(from->timestamp, to->timestamp); + cpswapl(from->configTimestamp, to->configTimestamp); + cpswapl(from->window, to->window); + cpswapl(from->output, to->output); + cpswapl(from->crtc, to->crtc); + cpswapl(from->mode, to->mode); + cpswaps(from->rotation, to->rotation); + to->connection = from->connection; + to->subpixelOrder = from->subpixelOrder; +} + +static void +SRROutputPropertyNotifyEvent(xRROutputPropertyNotifyEvent *from, + xRROutputPropertyNotifyEvent *to) +{ + to->type = from->type; + to->subCode = from->subCode; + cpswaps(from->sequenceNumber, to->sequenceNumber); + cpswapl(from->window, to->window); + cpswapl(from->output, to->output); + cpswapl(from->atom, to->atom); + cpswapl(from->timestamp, to->timestamp); + to->state = from->state; + /* pad1 */ + /* pad2 */ + /* pad3 */ + /* pad4 */ +} + +static void +SRRNotifyEvent (xEvent *from, + xEvent *to) +{ + switch (from->u.u.detail) { + case RRNotify_CrtcChange: + SRRCrtcChangeNotifyEvent ((xRRCrtcChangeNotifyEvent *) from, + (xRRCrtcChangeNotifyEvent *) to); + break; + case RRNotify_OutputChange: + SRROutputChangeNotifyEvent ((xRROutputChangeNotifyEvent *) from, + (xRROutputChangeNotifyEvent *) to); + break; + case RRNotify_OutputProperty: + SRROutputPropertyNotifyEvent ((xRROutputPropertyNotifyEvent *) from, + (xRROutputPropertyNotifyEvent *) to); + break; + default: + break; + } +} + +static int RRGeneration; + +Bool RRInit (void) +{ + if (RRGeneration != serverGeneration) + { + if (!RRModeInit ()) + return FALSE; + if (!RRCrtcInit ()) + return FALSE; + if (!RROutputInit ()) + return FALSE; + RRGeneration = serverGeneration; + } + if (!dixRegisterPrivateKey(&rrPrivKeyRec, PRIVATE_SCREEN, 0)) + return FALSE; + + return TRUE; +} + +Bool RRScreenInit(ScreenPtr pScreen) +{ + rrScrPrivPtr pScrPriv; + + if (!RRInit ()) + return FALSE; + + pScrPriv = (rrScrPrivPtr) calloc(1, sizeof (rrScrPrivRec)); + if (!pScrPriv) + return FALSE; + + SetRRScreen(pScreen, pScrPriv); + + /* + * Calling function best set these function vectors + */ + pScrPriv->rrGetInfo = 0; + pScrPriv->maxWidth = pScrPriv->minWidth = pScreen->width; + pScrPriv->maxHeight = pScrPriv->minHeight = pScreen->height; + + pScrPriv->width = pScreen->width; + pScrPriv->height = pScreen->height; + pScrPriv->mmWidth = pScreen->mmWidth; + pScrPriv->mmHeight = pScreen->mmHeight; +#if RANDR_12_INTERFACE + pScrPriv->rrScreenSetSize = NULL; + pScrPriv->rrCrtcSet = NULL; + pScrPriv->rrCrtcSetGamma = NULL; +#endif +#if RANDR_10_INTERFACE + pScrPriv->rrSetConfig = 0; + pScrPriv->rotations = RR_Rotate_0; + pScrPriv->reqWidth = pScreen->width; + pScrPriv->reqHeight = pScreen->height; + pScrPriv->nSizes = 0; + pScrPriv->pSizes = NULL; + pScrPriv->rotation = RR_Rotate_0; + pScrPriv->rate = 0; + pScrPriv->size = 0; +#endif + + /* + * This value doesn't really matter -- any client must call + * GetScreenInfo before reading it which will automatically update + * the time + */ + pScrPriv->lastSetTime = currentTime; + pScrPriv->lastConfigTime = currentTime; + + wrap (pScrPriv, pScreen, CloseScreen, RRCloseScreen); + + pScrPriv->numOutputs = 0; + pScrPriv->outputs = NULL; + pScrPriv->numCrtcs = 0; + pScrPriv->crtcs = NULL; + + RRNScreens += 1; /* keep count of screens that implement randr */ + return TRUE; +} + +/*ARGSUSED*/ +static int +RRFreeClient (pointer data, XID id) +{ + RREventPtr pRREvent; + WindowPtr pWin; + RREventPtr *pHead, pCur, pPrev; + + pRREvent = (RREventPtr) data; + pWin = pRREvent->window; + dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + RREventType, serverClient, DixDestroyAccess); + if (pHead) { + pPrev = 0; + for (pCur = *pHead; pCur && pCur != pRREvent; pCur=pCur->next) + pPrev = pCur; + if (pCur) + { + if (pPrev) + pPrev->next = pRREvent->next; + else + *pHead = pRREvent->next; + } + } + free((pointer) pRREvent); + return 1; +} + +/*ARGSUSED*/ +static int +RRFreeEvents (pointer data, XID id) +{ + RREventPtr *pHead, pCur, pNext; + + pHead = (RREventPtr *) data; + for (pCur = *pHead; pCur; pCur = pNext) { + pNext = pCur->next; + FreeResource (pCur->clientResource, RRClientType); + free((pointer) pCur); + } + free((pointer) pHead); + return 1; +} + +void +RRExtensionInit (void) +{ + ExtensionEntry *extEntry; + + if (RRNScreens == 0) return; + + if (!dixRegisterPrivateKey(&RRClientPrivateKeyRec, PRIVATE_CLIENT, + sizeof (RRClientRec) + + screenInfo.numScreens * sizeof (RRTimesRec))) + return; + if (!AddCallback (&ClientStateCallback, RRClientCallback, 0)) + return; + + RRClientType = CreateNewResourceType(RRFreeClient, "RandRClient"); + if (!RRClientType) + return; + RREventType = CreateNewResourceType(RRFreeEvents, "RandREvent"); + if (!RREventType) + return; + extEntry = AddExtension (RANDR_NAME, RRNumberEvents, RRNumberErrors, + ProcRRDispatch, SProcRRDispatch, + NULL, StandardMinorOpcode); + if (!extEntry) + return; + RRErrorBase = extEntry->errorBase; + RREventBase = extEntry->eventBase; + EventSwapVector[RREventBase + RRScreenChangeNotify] = (EventSwapPtr) + SRRScreenChangeNotifyEvent; + EventSwapVector[RREventBase + RRNotify] = (EventSwapPtr) + SRRNotifyEvent; + + RRModeInitErrorValue(); + RRCrtcInitErrorValue(); + RROutputInitErrorValue(); + +#ifdef PANORAMIX + RRXineramaExtensionInit(); +#endif +} + +static int +TellChanged (WindowPtr pWin, pointer value) +{ + RREventPtr *pHead, pRREvent; + ClientPtr client; + ScreenPtr pScreen = pWin->drawable.pScreen; + rrScrPriv(pScreen); + int i; + + dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + RREventType, serverClient, DixReadAccess); + if (!pHead) + return WT_WALKCHILDREN; + + for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) + { + client = pRREvent->client; + if (client == serverClient || client->clientGone) + continue; + + if (pRREvent->mask & RRScreenChangeNotifyMask) + RRDeliverScreenEvent (client, pWin, pScreen); + + if (pRREvent->mask & RRCrtcChangeNotifyMask) + { + for (i = 0; i < pScrPriv->numCrtcs; i++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[i]; + if (crtc->changed) + RRDeliverCrtcEvent (client, pWin, crtc); + } + } + + if (pRREvent->mask & RROutputChangeNotifyMask) + { + for (i = 0; i < pScrPriv->numOutputs; i++) + { + RROutputPtr output = pScrPriv->outputs[i]; + if (output->changed) + RRDeliverOutputEvent (client, pWin, output); + } + } + } + return WT_WALKCHILDREN; +} + +/* + * Something changed; send events and adjust pointer position + */ +void +RRTellChanged (ScreenPtr pScreen) +{ + rrScrPriv (pScreen); + int i; + + if (pScrPriv->changed) + { + UpdateCurrentTime (); + if (pScrPriv->configChanged) + { + pScrPriv->lastConfigTime = currentTime; + pScrPriv->configChanged = FALSE; + } + pScrPriv->changed = FALSE; + WalkTree (pScreen, TellChanged, (pointer) pScreen); + for (i = 0; i < pScrPriv->numOutputs; i++) + pScrPriv->outputs[i]->changed = FALSE; + for (i = 0; i < pScrPriv->numCrtcs; i++) + pScrPriv->crtcs[i]->changed = FALSE; + if (pScrPriv->layoutChanged) + { + pScrPriv->layoutChanged = FALSE; + RRPointerScreenConfigured (pScreen); + RRSendConfigNotify (pScreen); + } + } +} + +/* + * Return the first output which is connected to an active CRTC + * Used in emulating 1.0 behaviour + */ +RROutputPtr +RRFirstOutput (ScreenPtr pScreen) +{ + rrScrPriv(pScreen); + RROutputPtr output; + int i, j; + + if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) + return pScrPriv->primaryOutput; + + for (i = 0; i < pScrPriv->numCrtcs; i++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[i]; + for (j = 0; j < pScrPriv->numOutputs; j++) + { + output = pScrPriv->outputs[j]; + if (output->crtc == crtc) + return output; + } + } + return NULL; +} + +CARD16 +RRVerticalRefresh (xRRModeInfo *mode) +{ + CARD32 refresh; + CARD32 dots = mode->hTotal * mode->vTotal; + if (!dots) + return 0; + refresh = (mode->dotClock + dots/2) / dots; + if (refresh > 0xffff) + refresh = 0xffff; + return (CARD16) refresh; +} + +static int +ProcRRDispatch (ClientPtr client) +{ + REQUEST(xReq); + if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data]) + return BadRequest; + return (*ProcRandrVector[stuff->data]) (client); +} + +static int +SProcRRDispatch (ClientPtr client) +{ + REQUEST(xReq); + if (stuff->data >= RRNumberRequests || !ProcRandrVector[stuff->data]) + return BadRequest; + return (*SProcRandrVector[stuff->data]) (client); +} + diff --git a/randr/randrstr.h b/randr/randrstr.h new file mode 100644 index 0000000..7ea6080 --- /dev/null +++ b/randr/randrstr.h @@ -0,0 +1,970 @@ +/* + * Copyright © 2000 Compaq Computer Corporation + * Copyright © 2002 Hewlett-Packard Company + * Copyright © 2006 Intel Corporation + * Copyright © 2008 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + * + * Author: Jim Gettys, Hewlett-Packard Company, Inc. + * Keith Packard, Intel Corporation + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef _RANDRSTR_H_ +#define _RANDRSTR_H_ + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "misc.h" +#include "os.h" +#include "dixstruct.h" +#include "resource.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "pixmapstr.h" +#include "extnsionst.h" +#include "servermd.h" +#include "rrtransform.h" +#include <X11/extensions/randr.h> +#include <X11/extensions/randrproto.h> +#include <X11/extensions/render.h> /* we share subpixel order information */ +#include "picturestr.h" +#include <X11/Xfuncproto.h> + +/* required for ABI compatibility for now */ +#define RANDR_10_INTERFACE 1 +#define RANDR_12_INTERFACE 1 +#define RANDR_13_INTERFACE 1 /* requires RANDR_12_INTERFACE */ +#define RANDR_GET_CRTC_INTERFACE 1 + +#define RANDR_INTERFACE_VERSION 0x0103 + +typedef XID RRMode; +typedef XID RROutput; +typedef XID RRCrtc; + +extern _X_EXPORT int RREventBase, RRErrorBase; + +extern _X_EXPORT int (*ProcRandrVector[RRNumberRequests])(ClientPtr); +extern _X_EXPORT int (*SProcRandrVector[RRNumberRequests])(ClientPtr); + +/* + * Modeline for a monitor. Name follows directly after this struct + */ + +#define RRModeName(pMode) ((char *) (pMode + 1)) +typedef struct _rrMode RRModeRec, *RRModePtr; +typedef struct _rrPropertyValue RRPropertyValueRec, *RRPropertyValuePtr; +typedef struct _rrProperty RRPropertyRec, *RRPropertyPtr; +typedef struct _rrCrtc RRCrtcRec, *RRCrtcPtr; +typedef struct _rrOutput RROutputRec, *RROutputPtr; + +struct _rrMode { + int refcnt; + xRRModeInfo mode; + char *name; + ScreenPtr userScreen; +}; + +struct _rrPropertyValue { + Atom type; /* ignored by server */ + short format; /* format of data for swapping - 8,16,32 */ + long size; /* size of data in (format/8) bytes */ + pointer data; /* private to client */ +}; + +struct _rrProperty { + RRPropertyPtr next; + ATOM propertyName; + Bool is_pending; + Bool range; + Bool immutable; + int num_valid; + INT32 *valid_values; + RRPropertyValueRec current, pending; +}; + +struct _rrCrtc { + RRCrtc id; + ScreenPtr pScreen; + RRModePtr mode; + int x, y; + Rotation rotation; + Rotation rotations; + Bool changed; + int numOutputs; + RROutputPtr *outputs; + int gammaSize; + CARD16 *gammaRed; + CARD16 *gammaBlue; + CARD16 *gammaGreen; + void *devPrivate; + Bool transforms; + RRTransformRec client_pending_transform; + RRTransformRec client_current_transform; + PictTransform transform; + struct pict_f_transform f_transform; + struct pict_f_transform f_inverse; +}; + +struct _rrOutput { + RROutput id; + ScreenPtr pScreen; + char *name; + int nameLength; + CARD8 connection; + CARD8 subpixelOrder; + int mmWidth; + int mmHeight; + RRCrtcPtr crtc; + int numCrtcs; + RRCrtcPtr *crtcs; + int numClones; + RROutputPtr *clones; + int numModes; + int numPreferred; + RRModePtr *modes; + int numUserModes; + RRModePtr *userModes; + Bool changed; + RRPropertyPtr properties; + Bool pendingProperties; + void *devPrivate; +}; + +#if RANDR_12_INTERFACE +typedef Bool (*RRScreenSetSizeProcPtr) (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD32 mmWidth, + CARD32 mmHeight); + +typedef Bool (*RRCrtcSetProcPtr) (ScreenPtr pScreen, + RRCrtcPtr crtc, + RRModePtr mode, + int x, + int y, + Rotation rotation, + int numOutputs, + RROutputPtr *outputs); + +typedef Bool (*RRCrtcSetGammaProcPtr) (ScreenPtr pScreen, + RRCrtcPtr crtc); + +typedef Bool (*RRCrtcGetGammaProcPtr) (ScreenPtr pScreen, + RRCrtcPtr crtc); + +typedef Bool (*RROutputSetPropertyProcPtr) (ScreenPtr pScreen, + RROutputPtr output, + Atom property, + RRPropertyValuePtr value); + +typedef Bool (*RROutputValidateModeProcPtr) (ScreenPtr pScreen, + RROutputPtr output, + RRModePtr mode); + +typedef void (*RRModeDestroyProcPtr) (ScreenPtr pScreen, + RRModePtr mode); + +#endif + +#if RANDR_13_INTERFACE +typedef Bool (*RROutputGetPropertyProcPtr) (ScreenPtr pScreen, + RROutputPtr output, + Atom property); +typedef Bool (*RRGetPanningProcPtr) (ScreenPtr pScrn, + RRCrtcPtr crtc, + BoxPtr totalArea, + BoxPtr trackingArea, + INT16 *border); +typedef Bool (*RRSetPanningProcPtr) (ScreenPtr pScrn, + RRCrtcPtr crtc, + BoxPtr totalArea, + BoxPtr trackingArea, + INT16 *border); + +#endif /* RANDR_13_INTERFACE */ + +typedef Bool (*RRGetInfoProcPtr) (ScreenPtr pScreen, Rotation *rotations); +typedef Bool (*RRCloseScreenProcPtr) ( int i, ScreenPtr pscreen); + +/* These are for 1.0 compatibility */ + +typedef struct _rrRefresh { + CARD16 rate; + RRModePtr mode; +} RRScreenRate, *RRScreenRatePtr; + +typedef struct _rrScreenSize { + int id; + short width, height; + short mmWidth, mmHeight; + int nRates; + RRScreenRatePtr pRates; +} RRScreenSize, *RRScreenSizePtr; + +#ifdef RANDR_10_INTERFACE + +typedef Bool (*RRSetConfigProcPtr) (ScreenPtr pScreen, + Rotation rotation, + int rate, + RRScreenSizePtr pSize); + +#endif + + +typedef struct _rrScrPriv { + /* + * 'public' part of the structure; DDXen fill this in + * as they initialize + */ +#if RANDR_10_INTERFACE + RRSetConfigProcPtr rrSetConfig; +#endif + RRGetInfoProcPtr rrGetInfo; +#if RANDR_12_INTERFACE + RRScreenSetSizeProcPtr rrScreenSetSize; + RRCrtcSetProcPtr rrCrtcSet; + RRCrtcSetGammaProcPtr rrCrtcSetGamma; + RRCrtcGetGammaProcPtr rrCrtcGetGamma; + RROutputSetPropertyProcPtr rrOutputSetProperty; + RROutputValidateModeProcPtr rrOutputValidateMode; + RRModeDestroyProcPtr rrModeDestroy; +#endif +#if RANDR_13_INTERFACE + RROutputGetPropertyProcPtr rrOutputGetProperty; + RRGetPanningProcPtr rrGetPanning; + RRSetPanningProcPtr rrSetPanning; +#endif + + /* + * Private part of the structure; not considered part of the ABI + */ + TimeStamp lastSetTime; /* last changed by client */ + TimeStamp lastConfigTime; /* possible configs changed */ + RRCloseScreenProcPtr CloseScreen; + + Bool changed; /* some config changed */ + Bool configChanged; /* configuration changed */ + Bool layoutChanged; /* screen layout changed */ + + CARD16 minWidth, minHeight; + CARD16 maxWidth, maxHeight; + CARD16 width, height; /* last known screen size */ + CARD16 mmWidth, mmHeight; /* last known screen size */ + + int numOutputs; + RROutputPtr *outputs; + RROutputPtr primaryOutput; + + int numCrtcs; + RRCrtcPtr *crtcs; + + /* Last known pointer position */ + RRCrtcPtr pointerCrtc; + +#ifdef RANDR_10_INTERFACE + /* + * Configuration information + */ + Rotation rotations; + CARD16 reqWidth, reqHeight; + + int nSizes; + RRScreenSizePtr pSizes; + + Rotation rotation; + int rate; + int size; +#endif +} rrScrPrivRec, *rrScrPrivPtr; + +extern _X_EXPORT DevPrivateKeyRec rrPrivKeyRec; +#define rrPrivKey (&rrPrivKeyRec) + +#define rrGetScrPriv(pScr) ((rrScrPrivPtr)dixLookupPrivate(&(pScr)->devPrivates, rrPrivKey)) +#define rrScrPriv(pScr) rrScrPrivPtr pScrPriv = rrGetScrPriv(pScr) +#define SetRRScreen(s,p) dixSetPrivate(&(s)->devPrivates, rrPrivKey, p) + +/* + * each window has a list of clients requesting + * RRNotify events. Each client has a resource + * for each window it selects RRNotify input for, + * this resource is used to delete the RRNotifyRec + * entry from the per-window queue. + */ + +typedef struct _RREvent *RREventPtr; + +typedef struct _RREvent { + RREventPtr next; + ClientPtr client; + WindowPtr window; + XID clientResource; + int mask; +} RREventRec; + +typedef struct _RRTimes { + TimeStamp setTime; + TimeStamp configTime; +} RRTimesRec, *RRTimesPtr; + +typedef struct _RRClient { + int major_version; + int minor_version; +/* RRTimesRec times[0]; */ +} RRClientRec, *RRClientPtr; + +extern _X_EXPORT RESTYPE RRClientType, RREventType; /* resource types for event masks */ +extern _X_EXPORT DevPrivateKeyRec RRClientPrivateKeyRec; +#define RRClientPrivateKey (&RRClientPrivateKeyRec) +extern _X_EXPORT RESTYPE RRCrtcType, RRModeType, RROutputType; + +#define VERIFY_RR_OUTPUT(id, ptr, a)\ + {\ + int rc = dixLookupResourceByType((pointer *)&(ptr), id,\ + RROutputType, client, a);\ + if (rc != Success) {\ + client->errorValue = id;\ + return rc;\ + }\ + } + +#define VERIFY_RR_CRTC(id, ptr, a)\ + {\ + int rc = dixLookupResourceByType((pointer *)&(ptr), id,\ + RRCrtcType, client, a);\ + if (rc != Success) {\ + client->errorValue = id;\ + return rc;\ + }\ + } + +#define VERIFY_RR_MODE(id, ptr, a)\ + {\ + int rc = dixLookupResourceByType((pointer *)&(ptr), id,\ + RRModeType, client, a);\ + if (rc != Success) {\ + client->errorValue = id;\ + return rc;\ + }\ + } + +#define GetRRClient(pClient) ((RRClientPtr)dixLookupPrivate(&(pClient)->devPrivates, RRClientPrivateKey)) +#define rrClientPriv(pClient) RRClientPtr pRRClient = GetRRClient(pClient) + +/* Initialize the extension */ +extern _X_EXPORT void +RRExtensionInit (void); + +#ifdef RANDR_12_INTERFACE +/* + * Set the range of sizes for the screen + */ +extern _X_EXPORT void +RRScreenSetSizeRange (ScreenPtr pScreen, + CARD16 minWidth, + CARD16 minHeight, + CARD16 maxWidth, + CARD16 maxHeight); +#endif + +/* rrscreen.c */ +/* + * Notify the extension that the screen size has been changed. + * The driver is responsible for calling this whenever it has changed + * the size of the screen + */ +extern _X_EXPORT void +RRScreenSizeNotify (ScreenPtr pScreen); + +/* + * Request that the screen be resized + */ +extern _X_EXPORT Bool +RRScreenSizeSet (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD32 mmWidth, + CARD32 mmHeight); + +/* + * Send ConfigureNotify event to root window when 'something' happens + */ +extern _X_EXPORT void +RRSendConfigNotify (ScreenPtr pScreen); + +/* + * screen dispatch + */ +extern _X_EXPORT int +ProcRRGetScreenSizeRange (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetScreenSize (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetScreenResources (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetScreenResourcesCurrent (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetScreenConfig (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetScreenInfo (ClientPtr client); + +/* + * Deliver a ScreenNotify event + */ +extern _X_EXPORT void +RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen); + +/* randr.c */ +/* + * Send all pending events + */ +extern _X_EXPORT void +RRTellChanged (ScreenPtr pScreen); + +/* + * Poll the driver for changed information + */ +extern _X_EXPORT Bool +RRGetInfo (ScreenPtr pScreen, Bool force_query); + +extern _X_EXPORT Bool RRInit (void); + +extern _X_EXPORT Bool RRScreenInit(ScreenPtr pScreen); + +extern _X_EXPORT RROutputPtr +RRFirstOutput (ScreenPtr pScreen); + +extern _X_EXPORT Rotation +RRGetRotation (ScreenPtr pScreen); + +extern _X_EXPORT CARD16 +RRVerticalRefresh (xRRModeInfo *mode); + +#ifdef RANDR_10_INTERFACE +/* + * This is the old interface, deprecated but left + * around for compatibility + */ + +/* + * Then, register the specific size with the screen + */ + +extern _X_EXPORT RRScreenSizePtr +RRRegisterSize (ScreenPtr pScreen, + short width, + short height, + short mmWidth, + short mmHeight); + +extern _X_EXPORT Bool +RRRegisterRate (ScreenPtr pScreen, + RRScreenSizePtr pSize, + int rate); + +/* + * Finally, set the current configuration of the screen + */ + +extern _X_EXPORT void +RRSetCurrentConfig (ScreenPtr pScreen, + Rotation rotation, + int rate, + RRScreenSizePtr pSize); + +extern _X_EXPORT Bool RRScreenInit (ScreenPtr pScreen); + +extern _X_EXPORT Rotation +RRGetRotation (ScreenPtr pScreen); + +#endif + +/* rrcrtc.c */ + +/* + * Notify the CRTC of some change; layoutChanged indicates that + * some position or size element changed + */ +extern _X_EXPORT void +RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged); + +/* + * Create a CRTC + */ +extern _X_EXPORT RRCrtcPtr +RRCrtcCreate (ScreenPtr pScreen, void *devPrivate); + +/* + * Set the allowed rotations on a CRTC + */ +extern _X_EXPORT void +RRCrtcSetRotations (RRCrtcPtr crtc, Rotation rotations); + +/* + * Set whether transforms are allowed on a CRTC + */ +extern _X_EXPORT void +RRCrtcSetTransformSupport (RRCrtcPtr crtc, Bool transforms); + +/* + * Notify the extension that the Crtc has been reconfigured, + * the driver calls this whenever it has updated the mode + */ +extern _X_EXPORT Bool +RRCrtcNotify (RRCrtcPtr crtc, + RRModePtr mode, + int x, + int y, + Rotation rotation, + RRTransformPtr transform, + int numOutputs, + RROutputPtr *outputs); + +extern _X_EXPORT void +RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc); + +/* + * Request that the Crtc be reconfigured + */ +extern _X_EXPORT Bool +RRCrtcSet (RRCrtcPtr crtc, + RRModePtr mode, + int x, + int y, + Rotation rotation, + int numOutput, + RROutputPtr *outputs); + +/* + * Request that the Crtc gamma be changed + */ + +extern _X_EXPORT Bool +RRCrtcGammaSet (RRCrtcPtr crtc, + CARD16 *red, + CARD16 *green, + CARD16 *blue); + +/* + * Request current gamma back from the DDX (if possible). + * This includes gamma size. + */ + +extern _X_EXPORT Bool +RRCrtcGammaGet(RRCrtcPtr crtc); + +/* + * Notify the extension that the Crtc gamma has been changed + * The driver calls this whenever it has changed the gamma values + * in the RRCrtcRec + */ + +extern _X_EXPORT Bool +RRCrtcGammaNotify (RRCrtcPtr crtc); + +/* + * Set the size of the gamma table at server startup time + */ + +extern _X_EXPORT Bool +RRCrtcGammaSetSize (RRCrtcPtr crtc, + int size); + +/* + * Return the area of the frame buffer scanned out by the crtc, + * taking into account the current mode and rotation + */ + +extern _X_EXPORT void +RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height); + +/* + * Compute the complete transformation matrix including + * client-specified transform, rotation/reflection values and the crtc + * offset. + * + * Return TRUE if the resulting transform is not a simple translation. + */ +extern _X_EXPORT Bool +RRTransformCompute (int x, + int y, + int width, + int height, + Rotation rotation, + RRTransformPtr rr_transform, + + PictTransformPtr transform, + struct pict_f_transform *f_transform, + struct pict_f_transform *f_inverse); + +/* + * Return crtc transform + */ +extern _X_EXPORT RRTransformPtr +RRCrtcGetTransform (RRCrtcPtr crtc); + +/* + * Check whether the pending and current transforms are the same + */ +extern _X_EXPORT Bool +RRCrtcPendingTransform (RRCrtcPtr crtc); + +/* + * Destroy a Crtc at shutdown + */ +extern _X_EXPORT void +RRCrtcDestroy (RRCrtcPtr crtc); + + +/* + * Set the pending CRTC transformation + */ + +extern _X_EXPORT int +RRCrtcTransformSet (RRCrtcPtr crtc, + PictTransformPtr transform, + struct pict_f_transform *f_transform, + struct pict_f_transform *f_inverse, + char *filter, + int filter_len, + xFixed *params, + int nparams); + +/* + * Initialize crtc type + */ +extern _X_EXPORT Bool +RRCrtcInit (void); + +/* + * Initialize crtc type error value + */ +extern _X_EXPORT void +RRCrtcInitErrorValue (void); + +/* + * Crtc dispatch + */ + +extern _X_EXPORT int +ProcRRGetCrtcInfo (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetCrtcConfig (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetCrtcGammaSize (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetCrtcGamma (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetCrtcGamma (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetCrtcTransform (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetCrtcTransform (ClientPtr client); + +int +ProcRRGetPanning (ClientPtr client); + +int +ProcRRSetPanning (ClientPtr client); + +/* rrdispatch.c */ +extern _X_EXPORT Bool +RRClientKnowsRates (ClientPtr pClient); + +/* rrmode.c */ +/* + * Find, and if necessary, create a mode + */ + +extern _X_EXPORT RRModePtr +RRModeGet (xRRModeInfo *modeInfo, + const char *name); + +/* + * Destroy a mode. + */ + +extern _X_EXPORT void +RRModeDestroy (RRModePtr mode); + +/* + * Return a list of modes that are valid for some output in pScreen + */ +extern _X_EXPORT RRModePtr * +RRModesForScreen (ScreenPtr pScreen, int *num_ret); + +/* + * Initialize mode type + */ +extern _X_EXPORT Bool +RRModeInit (void); + +/* + * Initialize mode type error value + */ +extern _X_EXPORT void +RRModeInitErrorValue (void); + +extern _X_EXPORT int +ProcRRCreateMode (ClientPtr client); + +extern _X_EXPORT int +ProcRRDestroyMode (ClientPtr client); + +extern _X_EXPORT int +ProcRRAddOutputMode (ClientPtr client); + +extern _X_EXPORT int +ProcRRDeleteOutputMode (ClientPtr client); + +/* rroutput.c */ + +/* + * Notify the output of some change. configChanged indicates whether + * any external configuration (mode list, clones, connected status) + * has changed, or whether the change was strictly internal + * (which crtc is in use) + */ +extern _X_EXPORT void +RROutputChanged (RROutputPtr output, Bool configChanged); + +/* + * Create an output + */ + +extern _X_EXPORT RROutputPtr +RROutputCreate (ScreenPtr pScreen, + const char *name, + int nameLength, + void *devPrivate); + +/* + * Notify extension that output parameters have been changed + */ +extern _X_EXPORT Bool +RROutputSetClones (RROutputPtr output, + RROutputPtr *clones, + int numClones); + +extern _X_EXPORT Bool +RROutputSetModes (RROutputPtr output, + RRModePtr *modes, + int numModes, + int numPreferred); + +extern _X_EXPORT int +RROutputAddUserMode (RROutputPtr output, + RRModePtr mode); + +extern _X_EXPORT int +RROutputDeleteUserMode (RROutputPtr output, + RRModePtr mode); + +extern _X_EXPORT Bool +RROutputSetCrtcs (RROutputPtr output, + RRCrtcPtr *crtcs, + int numCrtcs); + +extern _X_EXPORT Bool +RROutputSetConnection (RROutputPtr output, + CARD8 connection); + +extern _X_EXPORT Bool +RROutputSetSubpixelOrder (RROutputPtr output, + int subpixelOrder); + +extern _X_EXPORT Bool +RROutputSetPhysicalSize (RROutputPtr output, + int mmWidth, + int mmHeight); + +extern _X_EXPORT void +RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output); + +extern _X_EXPORT void +RROutputDestroy (RROutputPtr output); + +extern _X_EXPORT int +ProcRRGetOutputInfo (ClientPtr client); + +extern _X_EXPORT int +ProcRRSetOutputPrimary (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetOutputPrimary (ClientPtr client); + +/* + * Initialize output type + */ +extern _X_EXPORT Bool +RROutputInit (void); + +/* + * Initialize output type error value + */ +extern _X_EXPORT void +RROutputInitErrorValue (void); + +/* rrpointer.c */ +extern _X_EXPORT void +RRPointerMoved (ScreenPtr pScreen, int x, int y); + +extern _X_EXPORT void +RRPointerScreenConfigured (ScreenPtr pScreen); + +/* rrproperty.c */ + +extern _X_EXPORT void +RRDeleteAllOutputProperties (RROutputPtr output); + +extern _X_EXPORT RRPropertyValuePtr +RRGetOutputProperty (RROutputPtr output, Atom property, Bool pending); + +extern _X_EXPORT RRPropertyPtr +RRQueryOutputProperty (RROutputPtr output, Atom property); + +extern _X_EXPORT void +RRDeleteOutputProperty (RROutputPtr output, Atom property); + +extern _X_EXPORT Bool +RRPostPendingProperties (RROutputPtr output); + +extern _X_EXPORT int +RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type, + int format, int mode, unsigned long len, + pointer value, Bool sendevent, Bool pending); + +extern _X_EXPORT int +RRConfigureOutputProperty (RROutputPtr output, Atom property, + Bool pending, Bool range, Bool immutable, + int num_values, INT32 *values); +extern _X_EXPORT int +ProcRRChangeOutputProperty (ClientPtr client); + +extern _X_EXPORT int +ProcRRGetOutputProperty (ClientPtr client); + +extern _X_EXPORT int +ProcRRListOutputProperties (ClientPtr client); + +extern _X_EXPORT int +ProcRRQueryOutputProperty (ClientPtr client); + +extern _X_EXPORT int +ProcRRConfigureOutputProperty (ClientPtr client); + +extern _X_EXPORT int +ProcRRDeleteOutputProperty (ClientPtr client); + +/* rrxinerama.c */ +#ifdef XINERAMA +extern _X_EXPORT void +RRXineramaExtensionInit(void); +#endif + +#endif /* _RANDRSTR_H_ */ + +/* + +randr extension implementation structure + +Query state: + ProcRRGetScreenInfo/ProcRRGetScreenResources + RRGetInfo + + • Request configuration from driver, either 1.0 or 1.2 style + • These functions only record state changes, all + other actions are pended until RRTellChanged is called + + ->rrGetInfo + 1.0: + RRRegisterSize + RRRegisterRate + RRSetCurrentConfig + 1.2: + RRScreenSetSizeRange + RROutputSetCrtcs + RRModeGet + RROutputSetModes + RROutputSetConnection + RROutputSetSubpixelOrder + RROutputSetClones + RRCrtcNotify + + • Must delay scanning configuration until after ->rrGetInfo returns + because some drivers will call SetCurrentConfig in the middle + of the ->rrGetInfo operation. + + 1.0: + + • Scan old configuration, mirror to new structures + + RRScanOldConfig + RRCrtcCreate + RROutputCreate + RROutputSetCrtcs + RROutputSetConnection + RROutputSetSubpixelOrder + RROldModeAdd • This adds modes one-at-a-time + RRModeGet + RRCrtcNotify + + • send events, reset pointer if necessary + + RRTellChanged + WalkTree (sending events) + + • when layout has changed: + RRPointerScreenConfigured + RRSendConfigNotify + +Asynchronous state setting (1.2 only) + When setting state asynchronously, the driver invokes the + ->rrGetInfo function and then calls RRTellChanged to flush + the changes to the clients and reset pointer if necessary + +Set state + + ProcRRSetScreenConfig + RRCrtcSet + 1.2: + ->rrCrtcSet + RRCrtcNotify + 1.0: + ->rrSetConfig + RRCrtcNotify + RRTellChanged + */ diff --git a/randr/rrcrtc.c b/randr/rrcrtc.c new file mode 100644 index 0000000..98206a2 --- /dev/null +++ b/randr/rrcrtc.c @@ -0,0 +1,1351 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" +#include "swaprep.h" + +RESTYPE RRCrtcType; + +/* + * Notify the CRTC of some change + */ +void +RRCrtcChanged (RRCrtcPtr crtc, Bool layoutChanged) +{ + ScreenPtr pScreen = crtc->pScreen; + + crtc->changed = TRUE; + if (pScreen) + { + rrScrPriv(pScreen); + + pScrPriv->changed = TRUE; + /* + * Send ConfigureNotify on any layout change + */ + if (layoutChanged) + pScrPriv->layoutChanged = TRUE; + } +} + +/* + * Create a CRTC + */ +RRCrtcPtr +RRCrtcCreate (ScreenPtr pScreen, void *devPrivate) +{ + RRCrtcPtr crtc; + RRCrtcPtr *crtcs; + rrScrPrivPtr pScrPriv; + + if (!RRInit()) + return NULL; + + pScrPriv = rrGetScrPriv(pScreen); + + /* make space for the crtc pointer */ + if (pScrPriv->numCrtcs) + crtcs = realloc(pScrPriv->crtcs, + (pScrPriv->numCrtcs + 1) * sizeof (RRCrtcPtr)); + else + crtcs = malloc(sizeof (RRCrtcPtr)); + if (!crtcs) + return FALSE; + pScrPriv->crtcs = crtcs; + + crtc = calloc(1, sizeof (RRCrtcRec)); + if (!crtc) + return NULL; + crtc->id = FakeClientID (0); + crtc->pScreen = pScreen; + crtc->mode = NULL; + crtc->x = 0; + crtc->y = 0; + crtc->rotation = RR_Rotate_0; + crtc->rotations = RR_Rotate_0; + crtc->outputs = NULL; + crtc->numOutputs = 0; + crtc->gammaSize = 0; + crtc->gammaRed = crtc->gammaBlue = crtc->gammaGreen = NULL; + crtc->changed = FALSE; + crtc->devPrivate = devPrivate; + RRTransformInit (&crtc->client_pending_transform); + RRTransformInit (&crtc->client_current_transform); + pixman_transform_init_identity (&crtc->transform); + pixman_f_transform_init_identity (&crtc->f_transform); + pixman_f_transform_init_identity (&crtc->f_inverse); + + if (!AddResource (crtc->id, RRCrtcType, (pointer) crtc)) + return NULL; + + /* attach the screen and crtc together */ + crtc->pScreen = pScreen; + pScrPriv->crtcs[pScrPriv->numCrtcs++] = crtc; + + return crtc; +} + +/* + * Set the allowed rotations on a CRTC + */ +void +RRCrtcSetRotations (RRCrtcPtr crtc, Rotation rotations) +{ + crtc->rotations = rotations; +} + +/* + * Set whether transforms are allowed on a CRTC + */ +void +RRCrtcSetTransformSupport (RRCrtcPtr crtc, Bool transforms) +{ + crtc->transforms = transforms; +} + +/* + * Notify the extension that the Crtc has been reconfigured, + * the driver calls this whenever it has updated the mode + */ +Bool +RRCrtcNotify (RRCrtcPtr crtc, + RRModePtr mode, + int x, + int y, + Rotation rotation, + RRTransformPtr transform, + int numOutputs, + RROutputPtr *outputs) +{ + int i, j; + + /* + * Check to see if any of the new outputs were + * not in the old list and mark them as changed + */ + for (i = 0; i < numOutputs; i++) + { + for (j = 0; j < crtc->numOutputs; j++) + if (outputs[i] == crtc->outputs[j]) + break; + if (j == crtc->numOutputs) + { + outputs[i]->crtc = crtc; + RROutputChanged (outputs[i], FALSE); + RRCrtcChanged (crtc, FALSE); + } + } + /* + * Check to see if any of the old outputs are + * not in the new list and mark them as changed + */ + for (j = 0; j < crtc->numOutputs; j++) + { + for (i = 0; i < numOutputs; i++) + if (outputs[i] == crtc->outputs[j]) + break; + if (i == numOutputs) + { + if (crtc->outputs[j]->crtc == crtc) + crtc->outputs[j]->crtc = NULL; + RROutputChanged (crtc->outputs[j], FALSE); + RRCrtcChanged (crtc, FALSE); + } + } + /* + * Reallocate the crtc output array if necessary + */ + if (numOutputs != crtc->numOutputs) + { + RROutputPtr *newoutputs; + + if (numOutputs) + { + if (crtc->numOutputs) + newoutputs = realloc(crtc->outputs, + numOutputs * sizeof (RROutputPtr)); + else + newoutputs = malloc(numOutputs * sizeof (RROutputPtr)); + if (!newoutputs) + return FALSE; + } + else + { + free(crtc->outputs); + newoutputs = NULL; + } + crtc->outputs = newoutputs; + crtc->numOutputs = numOutputs; + } + /* + * Copy the new list of outputs into the crtc + */ + memcpy (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)); + /* + * Update remaining crtc fields + */ + if (mode != crtc->mode) + { + if (crtc->mode) + RRModeDestroy (crtc->mode); + crtc->mode = mode; + if (mode != NULL) + mode->refcnt++; + RRCrtcChanged (crtc, TRUE); + } + if (x != crtc->x) + { + crtc->x = x; + RRCrtcChanged (crtc, TRUE); + } + if (y != crtc->y) + { + crtc->y = y; + RRCrtcChanged (crtc, TRUE); + } + if (rotation != crtc->rotation) + { + crtc->rotation = rotation; + RRCrtcChanged (crtc, TRUE); + } + if (!RRTransformEqual (transform, &crtc->client_current_transform)) { + RRTransformCopy (&crtc->client_current_transform, transform); + RRCrtcChanged (crtc, TRUE); + } + if (crtc->changed && mode) + { + RRTransformCompute (x, y, + mode->mode.width, mode->mode.height, + rotation, + &crtc->client_current_transform, + &crtc->transform, &crtc->f_transform, + &crtc->f_inverse); + } + return TRUE; +} + +void +RRDeliverCrtcEvent (ClientPtr client, WindowPtr pWin, RRCrtcPtr crtc) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + rrScrPriv (pScreen); + xRRCrtcChangeNotifyEvent ce; + RRModePtr mode = crtc->mode; + + ce.type = RRNotify + RREventBase; + ce.subCode = RRNotify_CrtcChange; + ce.timestamp = pScrPriv->lastSetTime.milliseconds; + ce.window = pWin->drawable.id; + ce.crtc = crtc->id; + ce.rotation = crtc->rotation; + if (mode) + { + ce.mode = mode->mode.id; + ce.x = crtc->x; + ce.y = crtc->y; + ce.width = mode->mode.width; + ce.height = mode->mode.height; + } + else + { + ce.mode = None; + ce.x = 0; + ce.y = 0; + ce.width = 0; + ce.height = 0; + } + WriteEventsToClient (client, 1, (xEvent *) &ce); +} + +static Bool +RRCrtcPendingProperties (RRCrtcPtr crtc) +{ + ScreenPtr pScreen = crtc->pScreen; + rrScrPriv(pScreen); + int o; + + for (o = 0; o < pScrPriv->numOutputs; o++) + { + RROutputPtr output = pScrPriv->outputs[o]; + if (output->crtc == crtc && output->pendingProperties) + return TRUE; + } + return FALSE; +} + +/* + * Request that the Crtc be reconfigured + */ +Bool +RRCrtcSet (RRCrtcPtr crtc, + RRModePtr mode, + int x, + int y, + Rotation rotation, + int numOutputs, + RROutputPtr *outputs) +{ + ScreenPtr pScreen = crtc->pScreen; + Bool ret = FALSE; + rrScrPriv(pScreen); + + /* See if nothing changed */ + if (crtc->mode == mode && + crtc->x == x && + crtc->y == y && + crtc->rotation == rotation && + crtc->numOutputs == numOutputs && + !memcmp (crtc->outputs, outputs, numOutputs * sizeof (RROutputPtr)) && + !RRCrtcPendingProperties (crtc) && + !RRCrtcPendingTransform (crtc)) + { + ret = TRUE; + } + else + { +#if RANDR_12_INTERFACE + if (pScrPriv->rrCrtcSet) + { + ret = (*pScrPriv->rrCrtcSet) (pScreen, crtc, mode, x, y, + rotation, numOutputs, outputs); + } + else +#endif + { +#if RANDR_10_INTERFACE + if (pScrPriv->rrSetConfig) + { + RRScreenSize size; + RRScreenRate rate; + + if (!mode) + { + RRCrtcNotify (crtc, NULL, x, y, rotation, NULL, 0, NULL); + ret = TRUE; + } + else + { + size.width = mode->mode.width; + size.height = mode->mode.height; + if (outputs[0]->mmWidth && outputs[0]->mmHeight) + { + size.mmWidth = outputs[0]->mmWidth; + size.mmHeight = outputs[0]->mmHeight; + } + else + { + size.mmWidth = pScreen->mmWidth; + size.mmHeight = pScreen->mmHeight; + } + size.nRates = 1; + rate.rate = RRVerticalRefresh (&mode->mode); + size.pRates = &rate; + ret = (*pScrPriv->rrSetConfig) (pScreen, rotation, rate.rate, &size); + /* + * Old 1.0 interface tied screen size to mode size + */ + if (ret) + { + RRCrtcNotify (crtc, mode, x, y, rotation, NULL, 1, outputs); + RRScreenSizeNotify (pScreen); + } + } + } +#endif + } + if (ret) + { + int o; + RRTellChanged (pScreen); + + for (o = 0; o < numOutputs; o++) + RRPostPendingProperties (outputs[o]); + } + } + return ret; +} + +/* + * Return crtc transform + */ +RRTransformPtr +RRCrtcGetTransform (RRCrtcPtr crtc) +{ + RRTransformPtr transform = &crtc->client_pending_transform; + + if (pixman_transform_is_identity (&transform->transform)) + return NULL; + return transform; +} + +/* + * Check whether the pending and current transforms are the same + */ +Bool +RRCrtcPendingTransform (RRCrtcPtr crtc) +{ + return memcmp (&crtc->client_current_transform.transform, + &crtc->client_pending_transform.transform, + sizeof (PictTransform)) != 0; +} + +/* + * Destroy a Crtc at shutdown + */ +void +RRCrtcDestroy (RRCrtcPtr crtc) +{ + FreeResource (crtc->id, 0); +} + +static int +RRCrtcDestroyResource (pointer value, XID pid) +{ + RRCrtcPtr crtc = (RRCrtcPtr) value; + ScreenPtr pScreen = crtc->pScreen; + + if (pScreen) + { + rrScrPriv(pScreen); + int i; + + for (i = 0; i < pScrPriv->numCrtcs; i++) + { + if (pScrPriv->crtcs[i] == crtc) + { + memmove (pScrPriv->crtcs + i, pScrPriv->crtcs + i + 1, + (pScrPriv->numCrtcs - (i + 1)) * sizeof (RRCrtcPtr)); + --pScrPriv->numCrtcs; + break; + } + } + } + free(crtc->gammaRed); + if (crtc->mode) + RRModeDestroy (crtc->mode); + free(crtc); + return 1; +} + +/* + * Request that the Crtc gamma be changed + */ + +Bool +RRCrtcGammaSet (RRCrtcPtr crtc, + CARD16 *red, + CARD16 *green, + CARD16 *blue) +{ + Bool ret = TRUE; +#if RANDR_12_INTERFACE + ScreenPtr pScreen = crtc->pScreen; +#endif + + memcpy (crtc->gammaRed, red, crtc->gammaSize * sizeof (CARD16)); + memcpy (crtc->gammaGreen, green, crtc->gammaSize * sizeof (CARD16)); + memcpy (crtc->gammaBlue, blue, crtc->gammaSize * sizeof (CARD16)); +#if RANDR_12_INTERFACE + if (pScreen) + { + rrScrPriv(pScreen); + if (pScrPriv->rrCrtcSetGamma) + ret = (*pScrPriv->rrCrtcSetGamma) (pScreen, crtc); + } +#endif + return ret; +} + +/* + * Request current gamma back from the DDX (if possible). + * This includes gamma size. + */ +Bool +RRCrtcGammaGet(RRCrtcPtr crtc) +{ + Bool ret = TRUE; +#if RANDR_12_INTERFACE + ScreenPtr pScreen = crtc->pScreen; +#endif + +#if RANDR_12_INTERFACE + if (pScreen) + { + rrScrPriv(pScreen); + if (pScrPriv->rrCrtcGetGamma) + ret = (*pScrPriv->rrCrtcGetGamma) (pScreen, crtc); + } +#endif + return ret; +} + +/* + * Notify the extension that the Crtc gamma has been changed + * The driver calls this whenever it has changed the gamma values + * in the RRCrtcRec + */ + +Bool +RRCrtcGammaNotify (RRCrtcPtr crtc) +{ + return TRUE; /* not much going on here */ +} + +static void +RRModeGetScanoutSize (RRModePtr mode, PictTransformPtr transform, + int *width, int *height) +{ + BoxRec box; + + if (mode == NULL) { + *width = 0; + *height = 0; + return; + } + + box.x1 = 0; + box.y1 = 0; + box.x2 = mode->mode.width; + box.y2 = mode->mode.height; + + pixman_transform_bounds (transform, &box); + *width = box.x2 - box.x1; + *height = box.y2 - box.y1; +} + +/** + * Returns the width/height that the crtc scans out from the framebuffer + */ +void +RRCrtcGetScanoutSize(RRCrtcPtr crtc, int *width, int *height) +{ + return RRModeGetScanoutSize (crtc->mode, &crtc->transform, width, height); +} + +/* + * Set the size of the gamma table at server startup time + */ + +Bool +RRCrtcGammaSetSize (RRCrtcPtr crtc, + int size) +{ + CARD16 *gamma; + + if (size == crtc->gammaSize) + return TRUE; + if (size) + { + gamma = malloc(size * 3 * sizeof (CARD16)); + if (!gamma) + return FALSE; + } + else + gamma = NULL; + free(crtc->gammaRed); + crtc->gammaRed = gamma; + crtc->gammaGreen = gamma + size; + crtc->gammaBlue = gamma + size*2; + crtc->gammaSize = size; + return TRUE; +} + +/* + * Set the pending CRTC transformation + */ + +int +RRCrtcTransformSet (RRCrtcPtr crtc, + PictTransformPtr transform, + struct pixman_f_transform *f_transform, + struct pixman_f_transform *f_inverse, + char *filter_name, + int filter_len, + xFixed *params, + int nparams) +{ + PictFilterPtr filter = NULL; + int width = 0, height = 0; + + if (!crtc->transforms) + return BadValue; + + if (filter_len) + { + filter = PictureFindFilter (crtc->pScreen, + filter_name, + filter_len); + if (!filter) + return BadName; + if (filter->ValidateParams) + { + if (!filter->ValidateParams (crtc->pScreen, filter->id, + params, nparams, &width, &height)) + return BadMatch; + } + else { + width = filter->width; + height = filter->height; + } + } + else + { + if (nparams) + return BadMatch; + } + if (!RRTransformSetFilter (&crtc->client_pending_transform, + filter, params, nparams, width, height)) + return BadAlloc; + + crtc->client_pending_transform.transform = *transform; + crtc->client_pending_transform.f_transform = *f_transform; + crtc->client_pending_transform.f_inverse = *f_inverse; + return Success; +} + +/* + * Initialize crtc type + */ +Bool +RRCrtcInit (void) +{ + RRCrtcType = CreateNewResourceType (RRCrtcDestroyResource, "CRTC"); + if (!RRCrtcType) + return FALSE; + + return TRUE; +} + +/* + * Initialize crtc type error value + */ +void +RRCrtcInitErrorValue(void) +{ + SetResourceTypeErrorValue(RRCrtcType, RRErrorBase + BadRRCrtc); +} + +int +ProcRRGetCrtcInfo (ClientPtr client) +{ + REQUEST(xRRGetCrtcInfoReq); + xRRGetCrtcInfoReply rep; + RRCrtcPtr crtc; + CARD8 *extra; + unsigned long extraLen; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + RRModePtr mode; + RROutput *outputs; + RROutput *possible; + int i, j, k, n; + int width, height; + BoxRec panned_area; + + REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + /* All crtcs must be associated with screens before client + * requests are processed + */ + pScreen = crtc->pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + mode = crtc->mode; + + rep.type = X_Reply; + rep.status = RRSetConfigSuccess; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.timestamp = pScrPriv->lastSetTime.milliseconds; + if (pScrPriv->rrGetPanning && + pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) && + (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1)) + { + rep.x = panned_area.x1; + rep.y = panned_area.y1; + rep.width = panned_area.x2 - panned_area.x1; + rep.height = panned_area.y2 - panned_area.y1; + } + else + { + RRCrtcGetScanoutSize (crtc, &width, &height); + rep.x = crtc->x; + rep.y = crtc->y; + rep.width = width; + rep.height = height; + } + rep.mode = mode ? mode->mode.id : 0; + rep.rotation = crtc->rotation; + rep.rotations = crtc->rotations; + rep.nOutput = crtc->numOutputs; + k = 0; + for (i = 0; i < pScrPriv->numOutputs; i++) + for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++) + if (pScrPriv->outputs[i]->crtcs[j] == crtc) + k++; + rep.nPossibleOutput = k; + + rep.length = rep.nOutput + rep.nPossibleOutput; + + extraLen = rep.length << 2; + if (extraLen) + { + extra = malloc(extraLen); + if (!extra) + return BadAlloc; + } + else + extra = NULL; + + outputs = (RROutput *) extra; + possible = (RROutput *) (outputs + rep.nOutput); + + for (i = 0; i < crtc->numOutputs; i++) + { + outputs[i] = crtc->outputs[i]->id; + if (client->swapped) + swapl (&outputs[i], n); + } + k = 0; + for (i = 0; i < pScrPriv->numOutputs; i++) + for (j = 0; j < pScrPriv->outputs[i]->numCrtcs; j++) + if (pScrPriv->outputs[i]->crtcs[j] == crtc) + { + possible[k] = pScrPriv->outputs[i]->id; + if (client->swapped) + swapl (&possible[k], n); + k++; + } + + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.timestamp, n); + swaps(&rep.x, n); + swaps(&rep.y, n); + swaps(&rep.width, n); + swaps(&rep.height, n); + swapl(&rep.mode, n); + swaps(&rep.rotation, n); + swaps(&rep.rotations, n); + swaps(&rep.nOutput, n); + swaps(&rep.nPossibleOutput, n); + } + WriteToClient(client, sizeof(xRRGetCrtcInfoReply), (char *)&rep); + if (extraLen) + { + WriteToClient (client, extraLen, (char *) extra); + free(extra); + } + + return Success; +} + +int +ProcRRSetCrtcConfig (ClientPtr client) +{ + REQUEST(xRRSetCrtcConfigReq); + xRRSetCrtcConfigReply rep; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + RRCrtcPtr crtc; + RRModePtr mode; + int numOutputs; + RROutputPtr *outputs = NULL; + RROutput *outputIds; + TimeStamp configTime; + TimeStamp time; + Rotation rotation; + int rc, i, j; + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq); + numOutputs = (stuff->length - bytes_to_int32(SIZEOF (xRRSetCrtcConfigReq))); + + VERIFY_RR_CRTC(stuff->crtc, crtc, DixSetAttrAccess); + + if (stuff->mode == None) + { + mode = NULL; + if (numOutputs > 0) + return BadMatch; + } + else + { + VERIFY_RR_MODE(stuff->mode, mode, DixSetAttrAccess); + if (numOutputs == 0) + return BadMatch; + } + if (numOutputs) + { + outputs = malloc(numOutputs * sizeof (RROutputPtr)); + if (!outputs) + return BadAlloc; + } + else + outputs = NULL; + + outputIds = (RROutput *) (stuff + 1); + for (i = 0; i < numOutputs; i++) + { + rc = dixLookupResourceByType((pointer *)(outputs + i), outputIds[i], + RROutputType, client, DixSetAttrAccess); + if (rc != Success) + { + free(outputs); + return rc; + } + /* validate crtc for this output */ + for (j = 0; j < outputs[i]->numCrtcs; j++) + if (outputs[i]->crtcs[j] == crtc) + break; + if (j == outputs[i]->numCrtcs) + { + free(outputs); + return BadMatch; + } + /* validate mode for this output */ + for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++) + { + RRModePtr m = (j < outputs[i]->numModes ? + outputs[i]->modes[j] : + outputs[i]->userModes[j - outputs[i]->numModes]); + if (m == mode) + break; + } + if (j == outputs[i]->numModes + outputs[i]->numUserModes) + { + free(outputs); + return BadMatch; + } + } + /* validate clones */ + for (i = 0; i < numOutputs; i++) + { + for (j = 0; j < numOutputs; j++) + { + int k; + if (i == j) + continue; + for (k = 0; k < outputs[i]->numClones; k++) + { + if (outputs[i]->clones[k] == outputs[j]) + break; + } + if (k == outputs[i]->numClones) + { + free(outputs); + return BadMatch; + } + } + } + + pScreen = crtc->pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + time = ClientTimeToServerTime(stuff->timestamp); + configTime = ClientTimeToServerTime(stuff->configTimestamp); + + if (!pScrPriv) + { + time = currentTime; + rep.status = RRSetConfigFailed; + goto sendReply; + } + + /* + * Validate requested rotation + */ + rotation = (Rotation) stuff->rotation; + + /* test the rotation bits only! */ + switch (rotation & 0xf) { + case RR_Rotate_0: + case RR_Rotate_90: + case RR_Rotate_180: + case RR_Rotate_270: + break; + default: + /* + * Invalid rotation + */ + client->errorValue = stuff->rotation; + free(outputs); + return BadValue; + } + + if (mode) + { + if ((~crtc->rotations) & rotation) + { + /* + * requested rotation or reflection not supported by screen + */ + client->errorValue = stuff->rotation; + free(outputs); + return BadMatch; + } + +#ifdef RANDR_12_INTERFACE + /* + * Check screen size bounds if the DDX provides a 1.2 interface + * for setting screen size. Else, assume the CrtcSet sets + * the size along with the mode. If the driver supports transforms, + * then it must allow crtcs to display a subset of the screen, so + * only do this check for drivers without transform support. + */ + if (pScrPriv->rrScreenSetSize && !crtc->transforms) + { + int source_width; + int source_height; + PictTransform transform; + struct pixman_f_transform f_transform, f_inverse; + + RRTransformCompute (stuff->x, stuff->y, + mode->mode.width, mode->mode.height, + rotation, + &crtc->client_pending_transform, + &transform, &f_transform, &f_inverse); + + RRModeGetScanoutSize (mode, &transform, &source_width, &source_height); + if (stuff->x + source_width > pScreen->width) + { + client->errorValue = stuff->x; + free(outputs); + return BadValue; + } + + if (stuff->y + source_height > pScreen->height) + { + client->errorValue = stuff->y; + free(outputs); + return BadValue; + } + } +#endif + } + + if (!RRCrtcSet (crtc, mode, stuff->x, stuff->y, + rotation, numOutputs, outputs)) + { + rep.status = RRSetConfigFailed; + goto sendReply; + } + rep.status = RRSetConfigSuccess; + pScrPriv->lastSetTime = time; + +sendReply: + free(outputs); + + rep.type = X_Reply; + /* rep.status has already been filled in */ + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; + + if (client->swapped) + { + int n; + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.newTimestamp, n); + } + WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep); + + return Success; +} + +int +ProcRRGetPanning (ClientPtr client) +{ + REQUEST(xRRGetPanningReq); + xRRGetPanningReply rep; + RRCrtcPtr crtc; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + BoxRec total; + BoxRec tracking; + INT16 border[4]; + int n; + + REQUEST_SIZE_MATCH(xRRGetPanningReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + /* All crtcs must be associated with screens before client + * requests are processed + */ + pScreen = crtc->pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + if (!pScrPriv) + return RRErrorBase + BadRRCrtc; + + memset(&rep, 0, sizeof(rep)); + rep.type = X_Reply; + rep.status = RRSetConfigSuccess; + rep.sequenceNumber = client->sequence; + rep.length = 1; + rep.timestamp = pScrPriv->lastSetTime.milliseconds; + + if (pScrPriv->rrGetPanning && + pScrPriv->rrGetPanning (pScreen, crtc, &total, &tracking, border)) { + rep.left = total.x1; + rep.top = total.y1; + rep.width = total.x2 - total.x1; + rep.height = total.y2 - total.y1; + rep.track_left = tracking.x1; + rep.track_top = tracking.y1; + rep.track_width = tracking.x2 - tracking.x1; + rep.track_height = tracking.y2 - tracking.y1; + rep.border_left = border[0]; + rep.border_top = border[1]; + rep.border_right = border[2]; + rep.border_bottom = border[3]; + } + + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swaps(&rep.timestamp, n); + swaps(&rep.left, n); + swaps(&rep.top, n); + swaps(&rep.width, n); + swaps(&rep.height, n); + swaps(&rep.track_left, n); + swaps(&rep.track_top, n); + swaps(&rep.track_width, n); + swaps(&rep.track_height, n); + swaps(&rep.border_left, n); + swaps(&rep.border_top, n); + swaps(&rep.border_right, n); + swaps(&rep.border_bottom, n); + } + WriteToClient(client, sizeof(xRRGetPanningReply), (char *)&rep); + return Success; +} + +int +ProcRRSetPanning (ClientPtr client) +{ + REQUEST(xRRSetPanningReq); + xRRSetPanningReply rep; + RRCrtcPtr crtc; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + TimeStamp time; + BoxRec total; + BoxRec tracking; + INT16 border[4]; + int n; + + REQUEST_SIZE_MATCH(xRRSetPanningReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + /* All crtcs must be associated with screens before client + * requests are processed + */ + pScreen = crtc->pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + if (!pScrPriv) { + time = currentTime; + rep.status = RRSetConfigFailed; + goto sendReply; + } + + time = ClientTimeToServerTime(stuff->timestamp); + + if (!pScrPriv->rrGetPanning) + return RRErrorBase + BadRRCrtc; + + total.x1 = stuff->left; + total.y1 = stuff->top; + total.x2 = total.x1 + stuff->width; + total.y2 = total.y1 + stuff->height; + tracking.x1 = stuff->track_left; + tracking.y1 = stuff->track_top; + tracking.x2 = tracking.x1 + stuff->track_width; + tracking.y2 = tracking.y1 + stuff->track_height; + border[0] = stuff->border_left; + border[1] = stuff->border_top; + border[2] = stuff->border_right; + border[3] = stuff->border_bottom; + + if (! pScrPriv->rrSetPanning (pScreen, crtc, &total, &tracking, border)) + return BadMatch; + + pScrPriv->lastSetTime = time; + + rep.status = RRSetConfigSuccess; + +sendReply: + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; + + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swaps(&rep.newTimestamp, n); + } + WriteToClient(client, sizeof(xRRSetPanningReply), (char *)&rep); + return Success; +} + +int +ProcRRGetCrtcGammaSize (ClientPtr client) +{ + REQUEST(xRRGetCrtcGammaSizeReq); + xRRGetCrtcGammaSizeReply reply; + RRCrtcPtr crtc; + int n; + + REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + /* Gamma retrieval failed, any better error? */ + if (!RRCrtcGammaGet(crtc)) + return RRErrorBase + BadRRCrtc; + + reply.type = X_Reply; + reply.sequenceNumber = client->sequence; + reply.length = 0; + reply.size = crtc->gammaSize; + if (client->swapped) { + swaps (&reply.sequenceNumber, n); + swapl (&reply.length, n); + swaps (&reply.size, n); + } + WriteToClient (client, sizeof (xRRGetCrtcGammaSizeReply), (char *) &reply); + return Success; +} + +int +ProcRRGetCrtcGamma (ClientPtr client) +{ + REQUEST(xRRGetCrtcGammaReq); + xRRGetCrtcGammaReply reply; + RRCrtcPtr crtc; + int n; + unsigned long len; + char *extra = NULL; + + REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + /* Gamma retrieval failed, any better error? */ + if (!RRCrtcGammaGet(crtc)) + return RRErrorBase + BadRRCrtc; + + len = crtc->gammaSize * 3 * 2; + + if (crtc->gammaSize) { + extra = malloc(len); + if (!extra) + return BadAlloc; + } + + reply.type = X_Reply; + reply.sequenceNumber = client->sequence; + reply.length = bytes_to_int32(len); + reply.size = crtc->gammaSize; + if (client->swapped) { + swaps (&reply.sequenceNumber, n); + swapl (&reply.length, n); + swaps (&reply.size, n); + } + WriteToClient (client, sizeof (xRRGetCrtcGammaReply), (char *) &reply); + if (crtc->gammaSize) + { + memcpy(extra, crtc->gammaRed, len); + client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; + WriteSwappedDataToClient (client, len, extra); + free(extra); + } + return Success; +} + +int +ProcRRSetCrtcGamma (ClientPtr client) +{ + REQUEST(xRRSetCrtcGammaReq); + RRCrtcPtr crtc; + unsigned long len; + CARD16 *red, *green, *blue; + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + len = client->req_len - bytes_to_int32(sizeof (xRRSetCrtcGammaReq)); + if (len < (stuff->size * 3 + 1) >> 1) + return BadLength; + + if (stuff->size != crtc->gammaSize) + return BadMatch; + + red = (CARD16 *) (stuff + 1); + green = red + crtc->gammaSize; + blue = green + crtc->gammaSize; + + RRCrtcGammaSet (crtc, red, green, blue); + + return Success; +} + +/* Version 1.3 additions */ + +int +ProcRRSetCrtcTransform (ClientPtr client) +{ + REQUEST(xRRSetCrtcTransformReq); + RRCrtcPtr crtc; + PictTransform transform; + struct pixman_f_transform f_transform, f_inverse; + char *filter; + int nbytes; + xFixed *params; + int nparams; + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + PictTransform_from_xRenderTransform (&transform, &stuff->transform); + pixman_f_transform_from_pixman_transform (&f_transform, &transform); + if (!pixman_f_transform_invert (&f_inverse, &f_transform)) + return BadMatch; + + filter = (char *) (stuff + 1); + nbytes = stuff->nbytesFilter; + params = (xFixed *) (filter + pad_to_int32(nbytes)); + nparams = ((xFixed *) stuff + client->req_len) - params; + if (nparams < 0) + return BadLength; + + return RRCrtcTransformSet (crtc, &transform, &f_transform, &f_inverse, + filter, nbytes, params, nparams); +} + + +#define CrtcTransformExtra (SIZEOF(xRRGetCrtcTransformReply) - 32) + +static int +transform_filter_length (RRTransformPtr transform) +{ + int nbytes, nparams; + + if (transform->filter == NULL) + return 0; + nbytes = strlen (transform->filter->name); + nparams = transform->nparams; + return pad_to_int32(nbytes) + (nparams * sizeof (xFixed)); +} + +static int +transform_filter_encode (ClientPtr client, char *output, + CARD16 *nbytesFilter, + CARD16 *nparamsFilter, + RRTransformPtr transform) +{ + int nbytes, nparams; + int n; + + if (transform->filter == NULL) { + *nbytesFilter = 0; + *nparamsFilter = 0; + return 0; + } + nbytes = strlen (transform->filter->name); + nparams = transform->nparams; + *nbytesFilter = nbytes; + *nparamsFilter = nparams; + memcpy (output, transform->filter->name, nbytes); + while ((nbytes & 3) != 0) + output[nbytes++] = 0; + memcpy (output + nbytes, transform->params, nparams * sizeof (xFixed)); + if (client->swapped) { + swaps (nbytesFilter, n); + swaps (nparamsFilter, n); + SwapLongs ((CARD32 *) (output + nbytes), nparams); + } + nbytes += nparams * sizeof (xFixed); + return nbytes; +} + +static void +transform_encode (ClientPtr client, xRenderTransform *wire, PictTransform *pict) +{ + xRenderTransform_from_PictTransform (wire, pict); + if (client->swapped) + SwapLongs ((CARD32 *) wire, bytes_to_int32(sizeof(xRenderTransform))); +} + +int +ProcRRGetCrtcTransform (ClientPtr client) +{ + REQUEST(xRRGetCrtcTransformReq); + xRRGetCrtcTransformReply *reply; + RRCrtcPtr crtc; + int n, nextra; + RRTransformPtr current, pending; + char *extra; + + REQUEST_SIZE_MATCH (xRRGetCrtcTransformReq); + VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess); + + pending = &crtc->client_pending_transform; + current = &crtc->client_current_transform; + + nextra = (transform_filter_length (pending) + + transform_filter_length (current)); + + reply = malloc(sizeof (xRRGetCrtcTransformReply) + nextra); + if (!reply) + return BadAlloc; + + extra = (char *) (reply + 1); + reply->type = X_Reply; + reply->sequenceNumber = client->sequence; + reply->length = bytes_to_int32(CrtcTransformExtra + nextra); + + reply->hasTransforms = crtc->transforms; + + transform_encode (client, &reply->pendingTransform, &pending->transform); + extra += transform_filter_encode (client, extra, + &reply->pendingNbytesFilter, + &reply->pendingNparamsFilter, + pending); + + transform_encode (client, &reply->currentTransform, ¤t->transform); + extra += transform_filter_encode (client, extra, + &reply->currentNbytesFilter, + &reply->currentNparamsFilter, + current); + + if (client->swapped) { + swaps (&reply->sequenceNumber, n); + swapl (&reply->length, n); + } + WriteToClient (client, sizeof (xRRGetCrtcTransformReply) + nextra, (char *) reply); + free(reply); + return Success; +} diff --git a/randr/rrdispatch.c b/randr/rrdispatch.c new file mode 100644 index 0000000..ac4d2ac --- /dev/null +++ b/randr/rrdispatch.c @@ -0,0 +1,228 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" +#include "protocol-versions.h" + +Bool +RRClientKnowsRates (ClientPtr pClient) +{ + rrClientPriv(pClient); + + return (pRRClient->major_version > 1 || + (pRRClient->major_version == 1 && pRRClient->minor_version >= 1)); +} + +static int +ProcRRQueryVersion (ClientPtr client) +{ + xRRQueryVersionReply rep = {0}; + register int n; + REQUEST(xRRQueryVersionReq); + rrClientPriv(client); + + REQUEST_SIZE_MATCH(xRRQueryVersionReq); + pRRClient->major_version = stuff->majorVersion; + pRRClient->minor_version = stuff->minorVersion; + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + if ((stuff->majorVersion * 1000 + stuff->minorVersion) < + (SERVER_RANDR_MAJOR_VERSION * 1000 + SERVER_RANDR_MINOR_VERSION)) + { + rep.majorVersion = stuff->majorVersion; + rep.minorVersion = stuff->minorVersion; + } else + { + rep.majorVersion = SERVER_RANDR_MAJOR_VERSION; + rep.minorVersion = SERVER_RANDR_MINOR_VERSION; + } + + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.majorVersion, n); + swapl(&rep.minorVersion, n); + } + WriteToClient(client, sizeof(xRRQueryVersionReply), (char *)&rep); + return Success; +} + +static int +ProcRRSelectInput (ClientPtr client) +{ + REQUEST(xRRSelectInputReq); + rrClientPriv(client); + RRTimesPtr pTimes; + WindowPtr pWin; + RREventPtr pRREvent, *pHead; + XID clientResource; + int rc; + + REQUEST_SIZE_MATCH(xRRSelectInputReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixReceiveAccess); + if (rc != Success) + return rc; + rc = dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + RREventType, client, DixWriteAccess); + if (rc != Success && rc != BadValue) + return rc; + + if (stuff->enable & (RRScreenChangeNotifyMask| + RRCrtcChangeNotifyMask| + RROutputChangeNotifyMask| + RROutputPropertyNotifyMask)) + { + ScreenPtr pScreen = pWin->drawable.pScreen; + rrScrPriv (pScreen); + + pRREvent = NULL; + if (pHead) + { + /* check for existing entry. */ + for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) + if (pRREvent->client == client) + break; + } + + if (!pRREvent) + { + /* build the entry */ + pRREvent = (RREventPtr) malloc(sizeof (RREventRec)); + if (!pRREvent) + return BadAlloc; + pRREvent->next = 0; + pRREvent->client = client; + pRREvent->window = pWin; + pRREvent->mask = stuff->enable; + /* + * add a resource that will be deleted when + * the client goes away + */ + clientResource = FakeClientID (client->index); + pRREvent->clientResource = clientResource; + if (!AddResource (clientResource, RRClientType, (pointer)pRREvent)) + return BadAlloc; + /* + * create a resource to contain a pointer to the list + * of clients selecting input. This must be indirect as + * the list may be arbitrarily rearranged which cannot be + * done through the resource database. + */ + if (!pHead) + { + pHead = (RREventPtr *) malloc(sizeof (RREventPtr)); + if (!pHead || + !AddResource (pWin->drawable.id, RREventType, (pointer)pHead)) + { + FreeResource (clientResource, RT_NONE); + return BadAlloc; + } + *pHead = 0; + } + pRREvent->next = *pHead; + *pHead = pRREvent; + } + /* + * Now see if the client needs an event + */ + if (pScrPriv && (pRREvent->mask & RRScreenChangeNotifyMask)) + { + pTimes = &((RRTimesPtr) (pRRClient + 1))[pScreen->myNum]; + if (CompareTimeStamps (pTimes->setTime, + pScrPriv->lastSetTime) != 0 || + CompareTimeStamps (pTimes->configTime, + pScrPriv->lastConfigTime) != 0) + { + RRDeliverScreenEvent (client, pWin, pScreen); + } + } + } + else if (stuff->enable == 0) + { + /* delete the interest */ + if (pHead) { + RREventPtr pNewRREvent = 0; + for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) { + if (pRREvent->client == client) + break; + pNewRREvent = pRREvent; + } + if (pRREvent) { + FreeResource (pRREvent->clientResource, RRClientType); + if (pNewRREvent) + pNewRREvent->next = pRREvent->next; + else + *pHead = pRREvent->next; + free(pRREvent); + } + } + } + else + { + client->errorValue = stuff->enable; + return BadValue; + } + return Success; +} + +int (*ProcRandrVector[RRNumberRequests])(ClientPtr) = { + ProcRRQueryVersion, /* 0 */ +/* we skip 1 to make old clients fail pretty immediately */ + NULL, /* 1 ProcRandrOldGetScreenInfo */ +/* V1.0 apps share the same set screen config request id */ + ProcRRSetScreenConfig, /* 2 */ + NULL, /* 3 ProcRandrOldScreenChangeSelectInput */ +/* 3 used to be ScreenChangeSelectInput; deprecated */ + ProcRRSelectInput, /* 4 */ + ProcRRGetScreenInfo, /* 5 */ +/* V1.2 additions */ + ProcRRGetScreenSizeRange, /* 6 */ + ProcRRSetScreenSize, /* 7 */ + ProcRRGetScreenResources, /* 8 */ + ProcRRGetOutputInfo, /* 9 */ + ProcRRListOutputProperties, /* 10 */ + ProcRRQueryOutputProperty, /* 11 */ + ProcRRConfigureOutputProperty, /* 12 */ + ProcRRChangeOutputProperty, /* 13 */ + ProcRRDeleteOutputProperty, /* 14 */ + ProcRRGetOutputProperty, /* 15 */ + ProcRRCreateMode, /* 16 */ + ProcRRDestroyMode, /* 17 */ + ProcRRAddOutputMode, /* 18 */ + ProcRRDeleteOutputMode, /* 19 */ + ProcRRGetCrtcInfo, /* 20 */ + ProcRRSetCrtcConfig, /* 21 */ + ProcRRGetCrtcGammaSize, /* 22 */ + ProcRRGetCrtcGamma, /* 23 */ + ProcRRSetCrtcGamma, /* 24 */ +/* V1.3 additions */ + ProcRRGetScreenResourcesCurrent, /* 25 */ + ProcRRSetCrtcTransform, /* 26 */ + ProcRRGetCrtcTransform, /* 27 */ + ProcRRGetPanning, /* 28 */ + ProcRRSetPanning, /* 29 */ + ProcRRSetOutputPrimary, /* 30 */ + ProcRRGetOutputPrimary, /* 31 */ +}; + diff --git a/randr/rrinfo.c b/randr/rrinfo.c new file mode 100644 index 0000000..fdf3726 --- /dev/null +++ b/randr/rrinfo.c @@ -0,0 +1,341 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" + +#ifdef RANDR_10_INTERFACE +static RRModePtr +RROldModeAdd (RROutputPtr output, RRScreenSizePtr size, int refresh) +{ + ScreenPtr pScreen = output->pScreen; + rrScrPriv(pScreen); + xRRModeInfo modeInfo; + char name[100]; + RRModePtr mode; + int i; + RRModePtr *modes; + + memset (&modeInfo, '\0', sizeof (modeInfo)); + sprintf (name, "%dx%d", size->width, size->height); + + modeInfo.width = size->width; + modeInfo.height = size->height; + modeInfo.hTotal = size->width; + modeInfo.vTotal = size->height; + modeInfo.dotClock = ((CARD32) size->width * (CARD32) size->height * + (CARD32) refresh); + modeInfo.nameLength = strlen (name); + mode = RRModeGet (&modeInfo, name); + if (!mode) + return NULL; + for (i = 0; i < output->numModes; i++) + if (output->modes[i] == mode) + { + RRModeDestroy (mode); + return mode; + } + + if (output->numModes) + modes = realloc(output->modes, + (output->numModes + 1) * sizeof (RRModePtr)); + else + modes = malloc(sizeof (RRModePtr)); + if (!modes) + { + RRModeDestroy (mode); + FreeResource (mode->mode.id, 0); + return NULL; + } + modes[output->numModes++] = mode; + output->modes = modes; + output->changed = TRUE; + pScrPriv->changed = TRUE; + pScrPriv->configChanged = TRUE; + return mode; +} + +static void +RRScanOldConfig (ScreenPtr pScreen, Rotation rotations) +{ + rrScrPriv(pScreen); + RROutputPtr output; + RRCrtcPtr crtc; + RRModePtr mode, newMode = NULL; + int i; + CARD16 minWidth = MAXSHORT, minHeight = MAXSHORT; + CARD16 maxWidth = 0, maxHeight = 0; + + /* + * First time through, create a crtc and output and hook + * them together + */ + if (pScrPriv->numOutputs == 0 && + pScrPriv->numCrtcs == 0) + { + crtc = RRCrtcCreate (pScreen, NULL); + if (!crtc) + return; + output = RROutputCreate (pScreen, "default", 7, NULL); + if (!output) + return; + RROutputSetCrtcs (output, &crtc, 1); + RROutputSetConnection (output, RR_Connected); + RROutputSetSubpixelOrder (output, PictureGetSubpixelOrder (pScreen)); + } + + output = pScrPriv->outputs[0]; + if (!output) + return; + crtc = pScrPriv->crtcs[0]; + if (!crtc) + return; + + /* check rotations */ + if (rotations != crtc->rotations) + { + crtc->rotations = rotations; + crtc->changed = TRUE; + pScrPriv->changed = TRUE; + } + + /* regenerate mode list */ + for (i = 0; i < pScrPriv->nSizes; i++) + { + RRScreenSizePtr size = &pScrPriv->pSizes[i]; + int r; + + if (size->nRates) + { + for (r = 0; r < size->nRates; r++) + { + mode = RROldModeAdd (output, size, size->pRates[r].rate); + if (i == pScrPriv->size && + size->pRates[r].rate == pScrPriv->rate) + { + newMode = mode; + } + } + free(size->pRates); + } + else + { + mode = RROldModeAdd (output, size, 0); + if (i == pScrPriv->size) + newMode = mode; + } + } + if (pScrPriv->nSizes) + free(pScrPriv->pSizes); + pScrPriv->pSizes = NULL; + pScrPriv->nSizes = 0; + + /* find size bounds */ + for (i = 0; i < output->numModes + output->numUserModes; i++) + { + RRModePtr mode = (i < output->numModes ? + output->modes[i] : + output->userModes[i-output->numModes]); + CARD16 width = mode->mode.width; + CARD16 height = mode->mode.height; + + if (width < minWidth) minWidth = width; + if (width > maxWidth) maxWidth = width; + if (height < minHeight) minHeight = height; + if (height > maxHeight) maxHeight = height; + } + + RRScreenSetSizeRange (pScreen, minWidth, minHeight, maxWidth, maxHeight); + + /* notice current mode */ + if (newMode) + RRCrtcNotify (crtc, newMode, 0, 0, pScrPriv->rotation, + NULL, 1, &output); +} +#endif + +/* + * Poll the driver for changed information + */ +Bool +RRGetInfo (ScreenPtr pScreen, Bool force_query) +{ + rrScrPriv (pScreen); + Rotation rotations; + int i; + + /* Return immediately if we don't need to re-query and we already have the + * information. + */ + if (!force_query) { + if (pScrPriv->numCrtcs != 0 || pScrPriv->numOutputs != 0) + return TRUE; + } + + for (i = 0; i < pScrPriv->numOutputs; i++) + pScrPriv->outputs[i]->changed = FALSE; + for (i = 0; i < pScrPriv->numCrtcs; i++) + pScrPriv->crtcs[i]->changed = FALSE; + + rotations = 0; + pScrPriv->changed = FALSE; + pScrPriv->configChanged = FALSE; + + if (!(*pScrPriv->rrGetInfo) (pScreen, &rotations)) + return FALSE; + +#if RANDR_10_INTERFACE + if (pScrPriv->nSizes) + RRScanOldConfig (pScreen, rotations); +#endif + RRTellChanged (pScreen); + return TRUE; +} + +/* + * Register the range of sizes for the screen + */ +void +RRScreenSetSizeRange (ScreenPtr pScreen, + CARD16 minWidth, + CARD16 minHeight, + CARD16 maxWidth, + CARD16 maxHeight) +{ + rrScrPriv (pScreen); + + if (!pScrPriv) + return; + if (pScrPriv->minWidth == minWidth && pScrPriv->minHeight == minHeight && + pScrPriv->maxWidth == maxWidth && pScrPriv->maxHeight == maxHeight) + { + return; + } + + pScrPriv->minWidth = minWidth; + pScrPriv->minHeight = minHeight; + pScrPriv->maxWidth = maxWidth; + pScrPriv->maxHeight = maxHeight; + pScrPriv->changed = TRUE; + pScrPriv->configChanged = TRUE; +} + +#ifdef RANDR_10_INTERFACE +static Bool +RRScreenSizeMatches (RRScreenSizePtr a, + RRScreenSizePtr b) +{ + if (a->width != b->width) + return FALSE; + if (a->height != b->height) + return FALSE; + if (a->mmWidth != b->mmWidth) + return FALSE; + if (a->mmHeight != b->mmHeight) + return FALSE; + return TRUE; +} + +RRScreenSizePtr +RRRegisterSize (ScreenPtr pScreen, + short width, + short height, + short mmWidth, + short mmHeight) +{ + rrScrPriv (pScreen); + int i; + RRScreenSize tmp; + RRScreenSizePtr pNew; + + if (!pScrPriv) + return 0; + + tmp.id = 0; + tmp.width = width; + tmp.height= height; + tmp.mmWidth = mmWidth; + tmp.mmHeight = mmHeight; + tmp.pRates = 0; + tmp.nRates = 0; + for (i = 0; i < pScrPriv->nSizes; i++) + if (RRScreenSizeMatches (&tmp, &pScrPriv->pSizes[i])) + return &pScrPriv->pSizes[i]; + pNew = realloc(pScrPriv->pSizes, + (pScrPriv->nSizes + 1) * sizeof (RRScreenSize)); + if (!pNew) + return 0; + pNew[pScrPriv->nSizes++] = tmp; + pScrPriv->pSizes = pNew; + return &pNew[pScrPriv->nSizes-1]; +} + +Bool RRRegisterRate (ScreenPtr pScreen, + RRScreenSizePtr pSize, + int rate) +{ + rrScrPriv(pScreen); + int i; + RRScreenRatePtr pNew, pRate; + + if (!pScrPriv) + return FALSE; + + for (i = 0; i < pSize->nRates; i++) + if (pSize->pRates[i].rate == rate) + return TRUE; + + pNew = realloc(pSize->pRates, + (pSize->nRates + 1) * sizeof (RRScreenRate)); + if (!pNew) + return FALSE; + pRate = &pNew[pSize->nRates++]; + pRate->rate = rate; + pSize->pRates = pNew; + return TRUE; +} + +Rotation +RRGetRotation(ScreenPtr pScreen) +{ + RROutputPtr output = RRFirstOutput (pScreen); + + if (!output) + return RR_Rotate_0; + + return output->crtc->rotation; +} + +void +RRSetCurrentConfig (ScreenPtr pScreen, + Rotation rotation, + int rate, + RRScreenSizePtr pSize) +{ + rrScrPriv (pScreen); + + if (!pScrPriv) + return; + pScrPriv->size = pSize - pScrPriv->pSizes; + pScrPriv->rotation = rotation; + pScrPriv->rate = rate; +} +#endif diff --git a/randr/rrmode.c b/randr/rrmode.c new file mode 100644 index 0000000..d7560dc --- /dev/null +++ b/randr/rrmode.c @@ -0,0 +1,382 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" + +RESTYPE RRModeType; + +static Bool +RRModeEqual (xRRModeInfo *a, xRRModeInfo *b) +{ + if (a->width != b->width) return FALSE; + if (a->height != b->height) return FALSE; + if (a->dotClock != b->dotClock) return FALSE; + if (a->hSyncStart != b->hSyncStart) return FALSE; + if (a->hSyncEnd != b->hSyncEnd) return FALSE; + if (a->hTotal != b->hTotal) return FALSE; + if (a->hSkew != b->hSkew) return FALSE; + if (a->vSyncStart != b->vSyncStart) return FALSE; + if (a->vSyncEnd != b->vSyncEnd) return FALSE; + if (a->vTotal != b->vTotal) return FALSE; + if (a->nameLength != b->nameLength) return FALSE; + if (a->modeFlags != b->modeFlags) return FALSE; + return TRUE; +} + +/* + * Keep a list so it's easy to find modes in the resource database. + */ +static int num_modes; +static RRModePtr *modes; + +static RRModePtr +RRModeCreate (xRRModeInfo *modeInfo, + const char *name, + ScreenPtr userScreen) +{ + RRModePtr mode, *newModes; + + if (!RRInit ()) + return NULL; + + mode = malloc(sizeof (RRModeRec) + modeInfo->nameLength + 1); + if (!mode) + return NULL; + mode->refcnt = 1; + mode->mode = *modeInfo; + mode->name = (char *) (mode + 1); + memcpy (mode->name, name, modeInfo->nameLength); + mode->name[modeInfo->nameLength] = '\0'; + mode->userScreen = userScreen; + + if (num_modes) + newModes = realloc(modes, (num_modes + 1) * sizeof (RRModePtr)); + else + newModes = malloc(sizeof (RRModePtr)); + + if (!newModes) + { + free(mode); + return NULL; + } + + mode->mode.id = FakeClientID(0); + if (!AddResource (mode->mode.id, RRModeType, (pointer) mode)) + return NULL; + modes = newModes; + modes[num_modes++] = mode; + + /* + * give the caller a reference to this mode + */ + ++mode->refcnt; + return mode; +} + +static RRModePtr +RRModeFindByName (const char *name, + CARD16 nameLength) +{ + int i; + RRModePtr mode; + + for (i = 0; i < num_modes; i++) + { + mode = modes[i]; + if (mode->mode.nameLength == nameLength && + !memcmp (name, mode->name, nameLength)) + { + return mode; + } + } + return NULL; +} + +RRModePtr +RRModeGet (xRRModeInfo *modeInfo, + const char *name) +{ + int i; + + for (i = 0; i < num_modes; i++) + { + RRModePtr mode = modes[i]; + if (RRModeEqual (&mode->mode, modeInfo) && + !memcmp (name, mode->name, modeInfo->nameLength)) + { + ++mode->refcnt; + return mode; + } + } + + return RRModeCreate (modeInfo, name, NULL); +} + +static RRModePtr +RRModeCreateUser (ScreenPtr pScreen, + xRRModeInfo *modeInfo, + const char *name, + int *error) +{ + RRModePtr mode; + + mode = RRModeFindByName (name, modeInfo->nameLength); + if (mode) + { + *error = BadName; + return NULL; + } + + mode = RRModeCreate (modeInfo, name, pScreen); + if (!mode) + { + *error = BadAlloc; + return NULL; + } + *error = Success; + return mode; +} + +RRModePtr * +RRModesForScreen (ScreenPtr pScreen, int *num_ret) +{ + rrScrPriv(pScreen); + int o, c, m; + RRModePtr *screen_modes; + int num_screen_modes = 0; + + screen_modes = malloc((num_modes ? num_modes : 1) * sizeof (RRModePtr)); + if (!screen_modes) + return NULL; + + /* + * Add modes from all outputs + */ + for (o = 0; o < pScrPriv->numOutputs; o++) + { + RROutputPtr output = pScrPriv->outputs[o]; + int m, n; + + for (m = 0; m < output->numModes + output->numUserModes; m++) + { + RRModePtr mode = (m < output->numModes ? + output->modes[m] : + output->userModes[m-output->numModes]); + for (n = 0; n < num_screen_modes; n++) + if (screen_modes[n] == mode) + break; + if (n == num_screen_modes) + screen_modes[num_screen_modes++] = mode; + } + } + /* + * Add modes from all crtcs. The goal is to + * make sure all available and active modes + * are visible to the client + */ + for (c = 0; c < pScrPriv->numCrtcs; c++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[c]; + RRModePtr mode = crtc->mode; + int n; + + if (!mode) continue; + for (n = 0; n < num_screen_modes; n++) + if (screen_modes[n] == mode) + break; + if (n == num_screen_modes) + screen_modes[num_screen_modes++] = mode; + } + /* + * Add all user modes for this screen + */ + for (m = 0; m < num_modes; m++) + { + RRModePtr mode = modes[m]; + int n; + + if (mode->userScreen != pScreen) + continue; + for (n = 0; n < num_screen_modes; n++) + if (screen_modes[n] == mode) + break; + if (n == num_screen_modes) + screen_modes[num_screen_modes++] = mode; + } + + *num_ret = num_screen_modes; + return screen_modes; +} + +void +RRModeDestroy (RRModePtr mode) +{ + int m; + + if (--mode->refcnt > 0) + return; + for (m = 0; m < num_modes; m++) + { + if (modes[m] == mode) + { + memmove (modes + m, modes + m + 1, + (num_modes - m - 1) * sizeof (RRModePtr)); + num_modes--; + if (!num_modes) + { + free(modes); + modes = NULL; + } + break; + } + } + + free(mode); +} + +static int +RRModeDestroyResource (pointer value, XID pid) +{ + RRModeDestroy ((RRModePtr) value); + return 1; +} + +/* + * Initialize mode type + */ +Bool +RRModeInit (void) +{ + assert (num_modes == 0); + assert (modes == NULL); + RRModeType = CreateNewResourceType (RRModeDestroyResource, "MODE"); + if (!RRModeType) + return FALSE; + + return TRUE; +} + +/* + * Initialize mode type error value + */ +void +RRModeInitErrorValue(void) +{ + SetResourceTypeErrorValue(RRModeType, RRErrorBase + BadRRMode); +} + +int +ProcRRCreateMode (ClientPtr client) +{ + REQUEST(xRRCreateModeReq); + xRRCreateModeReply rep = {0}; + WindowPtr pWin; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + xRRModeInfo *modeInfo; + long units_after; + char *name; + int error, rc; + RRModePtr mode; + + REQUEST_AT_LEAST_SIZE (xRRCreateModeReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + modeInfo = &stuff->modeInfo; + name = (char *) (stuff + 1); + units_after = (stuff->length - bytes_to_int32(sizeof (xRRCreateModeReq))); + + /* check to make sure requested name fits within the data provided */ + if (bytes_to_int32(modeInfo->nameLength) > units_after) + return BadLength; + + mode = RRModeCreateUser (pScreen, modeInfo, name, &error); + if (!mode) + return error; + + rep.type = X_Reply; + rep.pad0 = 0; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.mode = mode->mode.id; + if (client->swapped) + { + int n; + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.mode, n); + } + WriteToClient(client, sizeof(xRRCreateModeReply), (char *)&rep); + /* Drop out reference to this mode */ + RRModeDestroy (mode); + return Success; +} + +int +ProcRRDestroyMode (ClientPtr client) +{ + REQUEST(xRRDestroyModeReq); + RRModePtr mode; + + REQUEST_SIZE_MATCH(xRRDestroyModeReq); + VERIFY_RR_MODE(stuff->mode, mode, DixDestroyAccess); + + if (!mode->userScreen) + return BadMatch; + if (mode->refcnt > 1) + return BadAccess; + FreeResource (stuff->mode, 0); + return Success; +} + +int +ProcRRAddOutputMode (ClientPtr client) +{ + REQUEST(xRRAddOutputModeReq); + RRModePtr mode; + RROutputPtr output; + + REQUEST_SIZE_MATCH(xRRAddOutputModeReq); + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess); + + return RROutputAddUserMode (output, mode); +} + +int +ProcRRDeleteOutputMode (ClientPtr client) +{ + REQUEST(xRRDeleteOutputModeReq); + RRModePtr mode; + RROutputPtr output; + + REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq); + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + VERIFY_RR_MODE(stuff->mode, mode, DixUseAccess); + + return RROutputDeleteUserMode (output, mode); +} diff --git a/randr/rroutput.c b/randr/rroutput.c new file mode 100644 index 0000000..5edeb7d --- /dev/null +++ b/randr/rroutput.c @@ -0,0 +1,625 @@ +/* + * Copyright © 2006 Keith Packard + * Copyright © 2008 Red Hat, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" + +RESTYPE RROutputType; + +/* + * Notify the output of some change + */ +void +RROutputChanged (RROutputPtr output, Bool configChanged) +{ + ScreenPtr pScreen = output->pScreen; + + output->changed = TRUE; + if (pScreen) + { + rrScrPriv (pScreen); + pScrPriv->changed = TRUE; + if (configChanged) + pScrPriv->configChanged = TRUE; + } +} + +/* + * Create an output + */ + +RROutputPtr +RROutputCreate (ScreenPtr pScreen, + const char *name, + int nameLength, + void *devPrivate) +{ + RROutputPtr output; + RROutputPtr *outputs; + rrScrPrivPtr pScrPriv; + + if (!RRInit()) + return NULL; + + pScrPriv = rrGetScrPriv(pScreen); + + if (pScrPriv->numOutputs) + outputs = realloc(pScrPriv->outputs, + (pScrPriv->numOutputs + 1) * sizeof (RROutputPtr)); + else + outputs = malloc(sizeof (RROutputPtr)); + if (!outputs) + return FALSE; + + pScrPriv->outputs = outputs; + + output = malloc(sizeof (RROutputRec) + nameLength + 1); + if (!output) + return NULL; + output->id = FakeClientID (0); + output->pScreen = pScreen; + output->name = (char *) (output + 1); + output->nameLength = nameLength; + memcpy (output->name, name, nameLength); + output->name[nameLength] = '\0'; + output->connection = RR_UnknownConnection; + output->subpixelOrder = SubPixelUnknown; + output->mmWidth = 0; + output->mmHeight = 0; + output->crtc = NULL; + output->numCrtcs = 0; + output->crtcs = NULL; + output->numClones = 0; + output->clones = NULL; + output->numModes = 0; + output->numPreferred = 0; + output->modes = NULL; + output->numUserModes = 0; + output->userModes = NULL; + output->properties = NULL; + output->pendingProperties = FALSE; + output->changed = FALSE; + output->devPrivate = devPrivate; + + if (!AddResource (output->id, RROutputType, (pointer) output)) + return NULL; + + pScrPriv->outputs[pScrPriv->numOutputs++] = output; + return output; +} + +/* + * Notify extension that output parameters have been changed + */ +Bool +RROutputSetClones (RROutputPtr output, + RROutputPtr *clones, + int numClones) +{ + RROutputPtr *newClones; + int i; + + if (numClones == output->numClones) + { + for (i = 0; i < numClones; i++) + if (output->clones[i] != clones[i]) + break; + if (i == numClones) + return TRUE; + } + if (numClones) + { + newClones = malloc(numClones * sizeof (RROutputPtr)); + if (!newClones) + return FALSE; + } + else + newClones = NULL; + free(output->clones); + memcpy (newClones, clones, numClones * sizeof (RROutputPtr)); + output->clones = newClones; + output->numClones = numClones; + RROutputChanged (output, TRUE); + return TRUE; +} + +Bool +RROutputSetModes (RROutputPtr output, + RRModePtr *modes, + int numModes, + int numPreferred) +{ + RRModePtr *newModes; + int i; + + if (numModes == output->numModes && numPreferred == output->numPreferred) + { + for (i = 0; i < numModes; i++) + if (output->modes[i] != modes[i]) + break; + if (i == numModes) + { + for (i = 0; i < numModes; i++) + RRModeDestroy (modes[i]); + return TRUE; + } + } + + if (numModes) + { + newModes = malloc(numModes * sizeof (RRModePtr)); + if (!newModes) + return FALSE; + } + else + newModes = NULL; + if (output->modes) + { + for (i = 0; i < output->numModes; i++) + RRModeDestroy (output->modes[i]); + free(output->modes); + } + memcpy (newModes, modes, numModes * sizeof (RRModePtr)); + output->modes = newModes; + output->numModes = numModes; + output->numPreferred = numPreferred; + RROutputChanged (output, TRUE); + return TRUE; +} + +int +RROutputAddUserMode (RROutputPtr output, + RRModePtr mode) +{ + int m; + ScreenPtr pScreen = output->pScreen; + rrScrPriv(pScreen); + RRModePtr *newModes; + + /* Check to see if this mode is already listed for this output */ + for (m = 0; m < output->numModes + output->numUserModes; m++) + { + RRModePtr e = (m < output->numModes ? + output->modes[m] : + output->userModes[m - output->numModes]); + if (mode == e) + return Success; + } + + /* Check with the DDX to see if this mode is OK */ + if (pScrPriv->rrOutputValidateMode) + if (!pScrPriv->rrOutputValidateMode (pScreen, output, mode)) + return BadMatch; + + if (output->userModes) + newModes = realloc(output->userModes, + (output->numUserModes + 1) * sizeof (RRModePtr)); + else + newModes = malloc(sizeof (RRModePtr)); + if (!newModes) + return BadAlloc; + + output->userModes = newModes; + output->userModes[output->numUserModes++] = mode; + ++mode->refcnt; + RROutputChanged (output, TRUE); + RRTellChanged (pScreen); + return Success; +} + +int +RROutputDeleteUserMode (RROutputPtr output, + RRModePtr mode) +{ + int m; + + /* Find this mode in the user mode list */ + for (m = 0; m < output->numUserModes; m++) + { + RRModePtr e = output->userModes[m]; + + if (mode == e) + break; + } + /* Not there, access error */ + if (m == output->numUserModes) + return BadAccess; + + /* make sure the mode isn't active for this output */ + if (output->crtc && output->crtc->mode == mode) + return BadMatch; + + memmove (output->userModes + m, output->userModes + m + 1, + (output->numUserModes - m - 1) * sizeof (RRModePtr)); + output->numUserModes--; + RRModeDestroy (mode); + return Success; +} + +Bool +RROutputSetCrtcs (RROutputPtr output, + RRCrtcPtr *crtcs, + int numCrtcs) +{ + RRCrtcPtr *newCrtcs; + int i; + + if (numCrtcs == output->numCrtcs) + { + for (i = 0; i < numCrtcs; i++) + if (output->crtcs[i] != crtcs[i]) + break; + if (i == numCrtcs) + return TRUE; + } + if (numCrtcs) + { + newCrtcs = malloc(numCrtcs * sizeof (RRCrtcPtr)); + if (!newCrtcs) + return FALSE; + } + else + newCrtcs = NULL; + free(output->crtcs); + memcpy (newCrtcs, crtcs, numCrtcs * sizeof (RRCrtcPtr)); + output->crtcs = newCrtcs; + output->numCrtcs = numCrtcs; + RROutputChanged (output, TRUE); + return TRUE; +} + +Bool +RROutputSetConnection (RROutputPtr output, + CARD8 connection) +{ + if (output->connection == connection) + return TRUE; + output->connection = connection; + RROutputChanged (output, TRUE); + return TRUE; +} + +Bool +RROutputSetSubpixelOrder (RROutputPtr output, + int subpixelOrder) +{ + if (output->subpixelOrder == subpixelOrder) + return TRUE; + + output->subpixelOrder = subpixelOrder; + RROutputChanged (output, FALSE); + return TRUE; +} + +Bool +RROutputSetPhysicalSize (RROutputPtr output, + int mmWidth, + int mmHeight) +{ + if (output->mmWidth == mmWidth && output->mmHeight == mmHeight) + return TRUE; + output->mmWidth = mmWidth; + output->mmHeight = mmHeight; + RROutputChanged (output, FALSE); + return TRUE; +} + + +void +RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output) +{ + ScreenPtr pScreen = pWin->drawable.pScreen; + rrScrPriv (pScreen); + xRROutputChangeNotifyEvent oe; + RRCrtcPtr crtc = output->crtc; + RRModePtr mode = crtc ? crtc->mode : 0; + + oe.type = RRNotify + RREventBase; + oe.subCode = RRNotify_OutputChange; + oe.timestamp = pScrPriv->lastSetTime.milliseconds; + oe.configTimestamp = pScrPriv->lastConfigTime.milliseconds; + oe.window = pWin->drawable.id; + oe.output = output->id; + if (crtc) + { + oe.crtc = crtc->id; + oe.mode = mode ? mode->mode.id : None; + oe.rotation = crtc->rotation; + } + else + { + oe.crtc = None; + oe.mode = None; + oe.rotation = RR_Rotate_0; + } + oe.connection = output->connection; + oe.subpixelOrder = output->subpixelOrder; + WriteEventsToClient (client, 1, (xEvent *) &oe); +} + +/* + * Destroy a Output at shutdown + */ +void +RROutputDestroy (RROutputPtr output) +{ + FreeResource (output->id, 0); +} + +static int +RROutputDestroyResource (pointer value, XID pid) +{ + RROutputPtr output = (RROutputPtr) value; + ScreenPtr pScreen = output->pScreen; + int m; + + if (pScreen) + { + rrScrPriv(pScreen); + int i; + + if (pScrPriv->primaryOutput == output) + pScrPriv->primaryOutput = NULL; + + for (i = 0; i < pScrPriv->numOutputs; i++) + { + if (pScrPriv->outputs[i] == output) + { + memmove (pScrPriv->outputs + i, pScrPriv->outputs + i + 1, + (pScrPriv->numOutputs - (i + 1)) * sizeof (RROutputPtr)); + --pScrPriv->numOutputs; + break; + } + } + } + if (output->modes) + { + for (m = 0; m < output->numModes; m++) + RRModeDestroy (output->modes[m]); + free(output->modes); + } + + for (m = 0; m < output->numUserModes; m++) + RRModeDestroy (output->userModes[m]); + free(output->userModes); + + free(output->crtcs); + free(output->clones); + RRDeleteAllOutputProperties (output); + free(output); + return 1; +} + +/* + * Initialize output type + */ +Bool +RROutputInit (void) +{ + RROutputType = CreateNewResourceType (RROutputDestroyResource, "OUTPUT"); + if (!RROutputType) + return FALSE; + + return TRUE; +} + +/* + * Initialize output type error value + */ +void +RROutputInitErrorValue(void) +{ + SetResourceTypeErrorValue(RROutputType, RRErrorBase + BadRROutput); +} + +#define OutputInfoExtra (SIZEOF(xRRGetOutputInfoReply) - 32) + +int +ProcRRGetOutputInfo (ClientPtr client) +{ + REQUEST(xRRGetOutputInfoReq); + xRRGetOutputInfoReply rep; + RROutputPtr output; + CARD8 *extra; + unsigned long extraLen; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + RRCrtc *crtcs; + RRMode *modes; + RROutput *clones; + char *name; + int i, n; + + REQUEST_SIZE_MATCH(xRRGetOutputInfoReq); + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + pScreen = output->pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = bytes_to_int32(OutputInfoExtra); + rep.timestamp = pScrPriv->lastSetTime.milliseconds; + rep.crtc = output->crtc ? output->crtc->id : None; + rep.mmWidth = output->mmWidth; + rep.mmHeight = output->mmHeight; + rep.connection = output->connection; + rep.subpixelOrder = output->subpixelOrder; + rep.nCrtcs = output->numCrtcs; + rep.nModes = output->numModes + output->numUserModes; + rep.nPreferred = output->numPreferred; + rep.nClones = output->numClones; + rep.nameLength = output->nameLength; + + extraLen = ((output->numCrtcs + + output->numModes + output->numUserModes + + output->numClones + + bytes_to_int32(rep.nameLength)) << 2); + + if (extraLen) + { + rep.length += bytes_to_int32(extraLen); + extra = malloc(extraLen); + if (!extra) + return BadAlloc; + } + else + extra = NULL; + + crtcs = (RRCrtc *) extra; + modes = (RRMode *) (crtcs + output->numCrtcs); + clones = (RROutput *) (modes + output->numModes + output->numUserModes); + name = (char *) (clones + output->numClones); + + for (i = 0; i < output->numCrtcs; i++) + { + crtcs[i] = output->crtcs[i]->id; + if (client->swapped) + swapl (&crtcs[i], n); + } + for (i = 0; i < output->numModes + output->numUserModes; i++) + { + if (i < output->numModes) + modes[i] = output->modes[i]->mode.id; + else + modes[i] = output->userModes[i - output->numModes]->mode.id; + if (client->swapped) + swapl (&modes[i], n); + } + for (i = 0; i < output->numClones; i++) + { + clones[i] = output->clones[i]->id; + if (client->swapped) + swapl (&clones[i], n); + } + memcpy (name, output->name, output->nameLength); + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.timestamp, n); + swapl(&rep.crtc, n); + swapl(&rep.mmWidth, n); + swapl(&rep.mmHeight, n); + swaps(&rep.nCrtcs, n); + swaps(&rep.nModes, n); + swaps(&rep.nClones, n); + swaps(&rep.nameLength, n); + } + WriteToClient(client, sizeof(xRRGetOutputInfoReply), (char *)&rep); + if (extraLen) + { + WriteToClient (client, extraLen, (char *) extra); + free(extra); + } + + return Success; +} + +static void +RRSetPrimaryOutput(ScreenPtr pScreen, rrScrPrivPtr pScrPriv, + RROutputPtr output) +{ + if (pScrPriv->primaryOutput == output) + return; + + /* clear the old primary */ + if (pScrPriv->primaryOutput) { + RROutputChanged(pScrPriv->primaryOutput, 0); + pScrPriv->primaryOutput = NULL; + } + + /* set the new primary */ + if (output) { + pScrPriv->primaryOutput = output; + RROutputChanged(output, 0); + } + + pScrPriv->layoutChanged = TRUE; + + RRTellChanged(pScreen); +} + +int +ProcRRSetOutputPrimary(ClientPtr client) +{ + REQUEST(xRRSetOutputPrimaryReq); + RROutputPtr output = NULL; + WindowPtr pWin; + rrScrPrivPtr pScrPriv; + int rc; + + REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq); + + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + if (stuff->output) { + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + if (output->pScreen != pWin->drawable.pScreen) { + client->errorValue = stuff->window; + return BadMatch; + } + } + + pScrPriv = rrGetScrPriv(pWin->drawable.pScreen); + RRSetPrimaryOutput(pWin->drawable.pScreen, pScrPriv, output); + + return Success; +} + +int +ProcRRGetOutputPrimary(ClientPtr client) +{ + REQUEST(xRRGetOutputPrimaryReq); + WindowPtr pWin; + rrScrPrivPtr pScrPriv; + xRRGetOutputPrimaryReply rep; + RROutputPtr primary = NULL; + int rc; + + REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq); + + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScrPriv = rrGetScrPriv(pWin->drawable.pScreen); + if (pScrPriv) + primary = pScrPriv->primaryOutput; + + memset(&rep, 0, sizeof(rep)); + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.output = primary ? primary->id : None; + + if (client->swapped) { + int n; + swaps(&rep.sequenceNumber, n); + swapl(&rep.output, n); + } + + WriteToClient(client, sizeof(xRRGetOutputPrimaryReply), &rep); + + return Success; +} diff --git a/randr/rrpointer.c b/randr/rrpointer.c new file mode 100644 index 0000000..6b934c0 --- /dev/null +++ b/randr/rrpointer.c @@ -0,0 +1,158 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" +#include "inputstr.h" + +/* + * When the pointer moves, check to see if the specified position is outside + * any of theavailable CRTCs and move it to a 'sensible' place if so, where + * sensible is the closest monitor to the departing edge. + * + * Returns whether the position was adjusted + */ + +static Bool +RRCrtcContainsPosition (RRCrtcPtr crtc, int x, int y) +{ + RRModePtr mode = crtc->mode; + int scan_width, scan_height; + + if (!mode) + return FALSE; + + RRCrtcGetScanoutSize (crtc, &scan_width, &scan_height); + + if (crtc->x <= x && x < crtc->x + scan_width && + crtc->y <= y && y < crtc->y + scan_height) + return TRUE; + return FALSE; +} + +/* + * Find the CRTC nearest the specified position, ignoring 'skip' + */ +static void +RRPointerToNearestCrtc (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y, RRCrtcPtr skip) +{ + rrScrPriv (pScreen); + int c; + RRCrtcPtr nearest = NULL; + int best = 0; + int best_dx = 0, best_dy = 0; + + for (c = 0; c < pScrPriv->numCrtcs; c++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[c]; + RRModePtr mode = crtc->mode; + int dx, dy; + int dist; + int scan_width, scan_height; + + if (!mode) + continue; + if (crtc == skip) + continue; + + RRCrtcGetScanoutSize (crtc, &scan_width, &scan_height); + + if (x < crtc->x) + dx = crtc->x - x; + else if (x > crtc->x + scan_width) + dx = x - (crtc->x + scan_width); + else + dx = 0; + if (y < crtc->y) + dy = crtc->y - x; + else if (y > crtc->y + scan_height) + dy = y - (crtc->y + scan_height); + else + dy = 0; + dist = dx + dy; + if (!nearest || dist < best) + { + nearest = crtc; + best_dx = dx; + best_dy = dy; + } + } + if (best_dx || best_dy) + (*pScreen->SetCursorPosition) (pDev, pScreen, x + best_dx, y + best_dy, TRUE); + pScrPriv->pointerCrtc = nearest; +} + +void +RRPointerMoved (ScreenPtr pScreen, int x, int y) +{ + rrScrPriv (pScreen); + RRCrtcPtr pointerCrtc = pScrPriv->pointerCrtc; + int c; + + /* Check last known CRTC */ + if (pointerCrtc && RRCrtcContainsPosition (pointerCrtc, x, y)) + return; + + /* Check all CRTCs */ + for (c = 0; c < pScrPriv->numCrtcs; c++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[c]; + + if (RRCrtcContainsPosition (crtc, x, y)) + { + /* Remember containing CRTC */ + pScrPriv->pointerCrtc = crtc; + return; + } + } + + /* None contain pointer, find nearest */ + ErrorF("RRPointerMoved: Untested, may cause \"bogus pointer event\"\n"); + RRPointerToNearestCrtc (inputInfo.pointer, pScreen, x, y, pointerCrtc); +} + +/* + * When the screen is reconfigured, move all pointers to the nearest + * CRTC + */ +void +RRPointerScreenConfigured (ScreenPtr pScreen) +{ + WindowPtr pRoot; + ScreenPtr pCurrentScreen; + int x, y; + DeviceIntPtr pDev; + + for (pDev = inputInfo.devices; pDev; pDev = pDev->next) + { + if (IsPointerDevice(pDev)) + { + pRoot = GetCurrentRootWindow(pDev); + pCurrentScreen = pRoot ? pRoot->drawable.pScreen : NULL; + + if (pScreen == pCurrentScreen) + { + GetSpritePosition(pDev, &x, &y); + RRPointerToNearestCrtc (pDev, pScreen, x, y, NULL); + } + } + } +} diff --git a/randr/rrproperty.c b/randr/rrproperty.c new file mode 100644 index 0000000..ba04c16 --- /dev/null +++ b/randr/rrproperty.c @@ -0,0 +1,736 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" +#include "propertyst.h" +#include "swaprep.h" + +static int +DeliverPropertyEvent(WindowPtr pWin, void *value) +{ + xRROutputPropertyNotifyEvent *event = value; + RREventPtr *pHead, pRREvent; + + dixLookupResourceByType((pointer *)&pHead, pWin->drawable.id, + RREventType, serverClient, DixReadAccess); + if (!pHead) + return WT_WALKCHILDREN; + + for (pRREvent = *pHead; pRREvent; pRREvent = pRREvent->next) + { + if (!(pRREvent->mask & RROutputPropertyNotifyMask)) + continue; + + event->window = pRREvent->window->drawable.id; + WriteEventsToClient(pRREvent->client, 1, (xEvent *)event); + } + + return WT_WALKCHILDREN; +} + +static void RRDeliverPropertyEvent(ScreenPtr pScreen, xEvent *event) +{ + if (!(dispatchException & (DE_RESET | DE_TERMINATE))) + WalkTree(pScreen, DeliverPropertyEvent, event); +} + +static void +RRDestroyOutputProperty (RRPropertyPtr prop) +{ + free(prop->valid_values); + free(prop->current.data); + free(prop->pending.data); + free(prop); +} + +static void +RRDeleteProperty(RROutputRec *output, RRPropertyRec *prop) +{ + xRROutputPropertyNotifyEvent event; + event.type = RREventBase + RRNotify; + event.subCode = RRNotify_OutputProperty; + event.output = output->id; + event.state = PropertyDelete; + event.atom = prop->propertyName; + event.timestamp = currentTime.milliseconds; + + RRDeliverPropertyEvent(output->pScreen, (xEvent *)&event); + + RRDestroyOutputProperty(prop); +} + +void +RRDeleteAllOutputProperties(RROutputPtr output) +{ + RRPropertyPtr prop, next; + + for (prop = output->properties; prop; prop = next) { + next = prop->next; + RRDeleteProperty(output, prop); + } +} + +static void +RRInitOutputPropertyValue (RRPropertyValuePtr property_value) +{ + property_value->type = None; + property_value->format = 0; + property_value->size = 0; + property_value->data = NULL; +} + +static RRPropertyPtr +RRCreateOutputProperty (Atom property) +{ + RRPropertyPtr prop; + + prop = (RRPropertyPtr)malloc(sizeof(RRPropertyRec)); + if (!prop) + return NULL; + prop->next = NULL; + prop->propertyName = property; + prop->is_pending = FALSE; + prop->range = FALSE; + prop->immutable = FALSE; + prop->num_valid = 0; + prop->valid_values = NULL; + RRInitOutputPropertyValue (&prop->current); + RRInitOutputPropertyValue (&prop->pending); + return prop; +} + +void +RRDeleteOutputProperty(RROutputPtr output, Atom property) +{ + RRPropertyRec *prop, **prev; + + for (prev = &output->properties; (prop = *prev); prev = &(prop->next)) + if (prop->propertyName == property) { + *prev = prop->next; + RRDeleteProperty(output, prop); + return; + } +} + +int +RRChangeOutputProperty (RROutputPtr output, Atom property, Atom type, + int format, int mode, unsigned long len, + pointer value, Bool sendevent, Bool pending) +{ + RRPropertyPtr prop; + xRROutputPropertyNotifyEvent event; + rrScrPrivPtr pScrPriv = rrGetScrPriv(output->pScreen); + int size_in_bytes; + int total_size; + unsigned long total_len; + RRPropertyValuePtr prop_value; + RRPropertyValueRec new_value; + Bool add = FALSE; + + size_in_bytes = format >> 3; + + /* first see if property already exists */ + prop = RRQueryOutputProperty (output, property); + if (!prop) /* just add to list */ + { + prop = RRCreateOutputProperty (property); + if (!prop) + return BadAlloc; + add = TRUE; + mode = PropModeReplace; + } + if (pending && prop->is_pending) + prop_value = &prop->pending; + else + prop_value = &prop->current; + + /* To append or prepend to a property the request format and type + must match those of the already defined property. The + existing format and type are irrelevant when using the mode + "PropModeReplace" since they will be written over. */ + + if ((format != prop_value->format) && (mode != PropModeReplace)) + return BadMatch; + if ((prop_value->type != type) && (mode != PropModeReplace)) + return BadMatch; + new_value = *prop_value; + if (mode == PropModeReplace) + total_len = len; + else + total_len = prop_value->size + len; + + if (mode == PropModeReplace || len > 0) + { + pointer new_data = NULL, old_data = NULL; + + total_size = total_len * size_in_bytes; + new_value.data = (pointer)malloc(total_size); + if (!new_value.data && total_size) + { + if (add) + RRDestroyOutputProperty (prop); + return BadAlloc; + } + new_value.size = len; + new_value.type = type; + new_value.format = format; + + switch (mode) { + case PropModeReplace: + new_data = new_value.data; + old_data = NULL; + break; + case PropModeAppend: + new_data = (pointer) (((char *) new_value.data) + + (prop_value->size * size_in_bytes)); + old_data = new_value.data; + break; + case PropModePrepend: + new_data = new_value.data; + old_data = (pointer) (((char *) new_value.data) + + (prop_value->size * size_in_bytes)); + break; + } + if (new_data) + memcpy ((char *) new_data, (char *) value, len * size_in_bytes); + if (old_data) + memcpy ((char *) old_data, (char *) prop_value->data, + prop_value->size * size_in_bytes); + + if (pending && pScrPriv->rrOutputSetProperty && + !pScrPriv->rrOutputSetProperty(output->pScreen, output, + prop->propertyName, &new_value)) + { + free(new_value.data); + return BadValue; + } + free(prop_value->data); + *prop_value = new_value; + } + + else if (len == 0) + { + /* do nothing */ + } + + if (add) + { + prop->next = output->properties; + output->properties = prop; + } + + if (pending && prop->is_pending) + output->pendingProperties = TRUE; + + if (sendevent) + { + event.type = RREventBase + RRNotify; + event.subCode = RRNotify_OutputProperty; + event.output = output->id; + event.state = PropertyNewValue; + event.atom = prop->propertyName; + event.timestamp = currentTime.milliseconds; + RRDeliverPropertyEvent (output->pScreen, (xEvent *)&event); + } + return Success; +} + +Bool +RRPostPendingProperties (RROutputPtr output) +{ + RRPropertyValuePtr pending_value; + RRPropertyValuePtr current_value; + RRPropertyPtr property; + Bool ret = TRUE; + + if (!output->pendingProperties) + return TRUE; + + output->pendingProperties = FALSE; + for (property = output->properties; property; property = property->next) + { + /* Skip non-pending properties */ + if (!property->is_pending) + continue; + + pending_value = &property->pending; + current_value = &property->current; + + /* + * If the pending and current values are equal, don't mark it + * as changed (which would deliver an event) + */ + if (pending_value->type == current_value->type && + pending_value->format == current_value->format && + pending_value->size == current_value->size && + !memcmp (pending_value->data, current_value->data, + pending_value->size)) + continue; + + if (RRChangeOutputProperty (output, property->propertyName, + pending_value->type, pending_value->format, + PropModeReplace, pending_value->size, + pending_value->data, TRUE, + FALSE) != Success) + ret = FALSE; + } + return ret; +} + +RRPropertyPtr +RRQueryOutputProperty (RROutputPtr output, Atom property) +{ + RRPropertyPtr prop; + + for (prop = output->properties; prop; prop = prop->next) + if (prop->propertyName == property) + return prop; + return NULL; +} + +RRPropertyValuePtr +RRGetOutputProperty (RROutputPtr output, Atom property, Bool pending) +{ + RRPropertyPtr prop = RRQueryOutputProperty (output, property); + rrScrPrivPtr pScrPriv = rrGetScrPriv(output->pScreen); + + if (!prop) + return NULL; + if (pending && prop->is_pending) + return &prop->pending; + else { +#if RANDR_13_INTERFACE + /* If we can, try to update the property value first */ + if (pScrPriv->rrOutputGetProperty) + pScrPriv->rrOutputGetProperty(output->pScreen, output, + prop->propertyName); +#endif + return &prop->current; + } +} + +int +RRConfigureOutputProperty (RROutputPtr output, Atom property, + Bool pending, Bool range, Bool immutable, + int num_values, INT32 *values) +{ + RRPropertyPtr prop = RRQueryOutputProperty (output, property); + Bool add = FALSE; + INT32 *new_values; + + if (!prop) + { + prop = RRCreateOutputProperty (property); + if (!prop) + return BadAlloc; + add = TRUE; + } else if (prop->immutable && !immutable) + return BadAccess; + + /* + * ranges must have even number of values + */ + if (range && (num_values & 1)) + return BadMatch; + + new_values = malloc(num_values * sizeof (INT32)); + if (!new_values && num_values) + return BadAlloc; + if (num_values) + memcpy (new_values, values, num_values * sizeof (INT32)); + + /* + * Property moving from pending to non-pending + * loses any pending values + */ + if (prop->is_pending && !pending) + { + free(prop->pending.data); + RRInitOutputPropertyValue (&prop->pending); + } + + prop->is_pending = pending; + prop->range = range; + prop->immutable = immutable; + prop->num_valid = num_values; + free(prop->valid_values); + prop->valid_values = new_values; + + if (add) { + prop->next = output->properties; + output->properties = prop; + } + + return Success; +} + +int +ProcRRListOutputProperties (ClientPtr client) +{ + REQUEST(xRRListOutputPropertiesReq); + Atom *pAtoms = NULL, *temppAtoms; + xRRListOutputPropertiesReply rep; + int numProps = 0; + RROutputPtr output; + RRPropertyPtr prop; + + REQUEST_SIZE_MATCH(xRRListOutputPropertiesReq); + + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + for (prop = output->properties; prop; prop = prop->next) + numProps++; + if (numProps) + if(!(pAtoms = (Atom *)malloc(numProps * sizeof(Atom)))) + return BadAlloc; + + rep.type = X_Reply; + rep.length = bytes_to_int32(numProps * sizeof(Atom)); + rep.sequenceNumber = client->sequence; + rep.nAtoms = numProps; + if (client->swapped) + { + int n; + swaps (&rep.sequenceNumber, n); + swapl (&rep.length, n); + swaps (&rep.nAtoms, n); + } + temppAtoms = pAtoms; + for (prop = output->properties; prop; prop = prop->next) + *temppAtoms++ = prop->propertyName; + + WriteToClient(client, sizeof(xRRListOutputPropertiesReply), (char*)&rep); + if (numProps) + { + client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; + WriteSwappedDataToClient(client, numProps * sizeof(Atom), pAtoms); + free(pAtoms); + } + return Success; +} + +int +ProcRRQueryOutputProperty (ClientPtr client) +{ + REQUEST(xRRQueryOutputPropertyReq); + xRRQueryOutputPropertyReply rep; + RROutputPtr output; + RRPropertyPtr prop; + char *extra = NULL; + + REQUEST_SIZE_MATCH(xRRQueryOutputPropertyReq); + + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + prop = RRQueryOutputProperty (output, stuff->property); + if (!prop) + return BadName; + + if (prop->num_valid) { + extra = malloc(prop->num_valid * sizeof(INT32)); + if (!extra) + return BadAlloc; + } + rep.type = X_Reply; + rep.length = prop->num_valid; + rep.sequenceNumber = client->sequence; + rep.pending = prop->is_pending; + rep.range = prop->range; + rep.immutable = prop->immutable; + if (client->swapped) + { + int n; + swaps (&rep.sequenceNumber, n); + swapl (&rep.length, n); + } + WriteToClient (client, sizeof (xRRQueryOutputPropertyReply), (char*)&rep); + if (prop->num_valid) + { + memcpy(extra, prop->valid_values, prop->num_valid * sizeof(INT32)); + client->pSwapReplyFunc = (ReplySwapPtr)Swap32Write; + WriteSwappedDataToClient(client, prop->num_valid * sizeof(INT32), + extra); + free(extra); + } + return Success; +} + +int +ProcRRConfigureOutputProperty (ClientPtr client) +{ + REQUEST(xRRConfigureOutputPropertyReq); + RROutputPtr output; + int num_valid; + + REQUEST_AT_LEAST_SIZE(xRRConfigureOutputPropertyReq); + + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + num_valid = stuff->length - bytes_to_int32(sizeof (xRRConfigureOutputPropertyReq)); + return RRConfigureOutputProperty (output, stuff->property, + stuff->pending, stuff->range, + FALSE, num_valid, + (INT32 *) (stuff + 1)); +} + +int +ProcRRChangeOutputProperty (ClientPtr client) +{ + REQUEST(xRRChangeOutputPropertyReq); + RROutputPtr output; + char format, mode; + unsigned long len; + int sizeInBytes; + int totalSize; + int err; + + REQUEST_AT_LEAST_SIZE(xRRChangeOutputPropertyReq); + UpdateCurrentTime(); + format = stuff->format; + mode = stuff->mode; + if ((mode != PropModeReplace) && (mode != PropModeAppend) && + (mode != PropModePrepend)) + { + client->errorValue = mode; + return BadValue; + } + if ((format != 8) && (format != 16) && (format != 32)) + { + client->errorValue = format; + return BadValue; + } + len = stuff->nUnits; + if (len > bytes_to_int32((0xffffffff - sizeof(xChangePropertyReq)))) + return BadLength; + sizeInBytes = format>>3; + totalSize = len * sizeInBytes; + REQUEST_FIXED_SIZE(xRRChangeOutputPropertyReq, totalSize); + + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + if (!ValidAtom(stuff->property)) + { + client->errorValue = stuff->property; + return BadAtom; + } + if (!ValidAtom(stuff->type)) + { + client->errorValue = stuff->type; + return BadAtom; + } + + err = RRChangeOutputProperty(output, stuff->property, + stuff->type, (int)format, + (int)mode, len, (pointer)&stuff[1], TRUE, TRUE); + if (err != Success) + return err; + else + return Success; +} + +int +ProcRRDeleteOutputProperty (ClientPtr client) +{ + REQUEST(xRRDeleteOutputPropertyReq); + RROutputPtr output; + + REQUEST_SIZE_MATCH(xRRDeleteOutputPropertyReq); + UpdateCurrentTime(); + VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess); + + if (!ValidAtom(stuff->property)) + { + client->errorValue = stuff->property; + return BadAtom; + } + + + RRDeleteOutputProperty(output, stuff->property); + return Success; +} + +int +ProcRRGetOutputProperty (ClientPtr client) +{ + REQUEST(xRRGetOutputPropertyReq); + RRPropertyPtr prop, *prev; + RRPropertyValuePtr prop_value; + unsigned long n, len, ind; + RROutputPtr output; + xRRGetOutputPropertyReply reply; + char *extra = NULL; + + REQUEST_SIZE_MATCH(xRRGetOutputPropertyReq); + if (stuff->delete) + UpdateCurrentTime(); + VERIFY_RR_OUTPUT(stuff->output, output, + stuff->delete ? DixWriteAccess : DixReadAccess); + + if (!ValidAtom(stuff->property)) + { + client->errorValue = stuff->property; + return BadAtom; + } + if ((stuff->delete != xTrue) && (stuff->delete != xFalse)) + { + client->errorValue = stuff->delete; + return BadValue; + } + if ((stuff->type != AnyPropertyType) && !ValidAtom(stuff->type)) + { + client->errorValue = stuff->type; + return BadAtom; + } + + for (prev = &output->properties; (prop = *prev); prev = &prop->next) + if (prop->propertyName == stuff->property) + break; + + reply.type = X_Reply; + reply.sequenceNumber = client->sequence; + if (!prop) + { + reply.nItems = 0; + reply.length = 0; + reply.bytesAfter = 0; + reply.propertyType = None; + reply.format = 0; + if (client->swapped) { + int n; + + swaps(&reply.sequenceNumber, n); + swapl(&reply.length, n); + swapl(&reply.propertyType, n); + swapl(&reply.bytesAfter, n); + swapl(&reply.nItems, n); + } + WriteToClient(client, sizeof(xRRGetOutputPropertyReply), &reply); + return Success; + } + + if (prop->immutable && stuff->delete) + return BadAccess; + + prop_value = RRGetOutputProperty(output, stuff->property, stuff->pending); + if (!prop_value) + return BadAtom; + + /* If the request type and actual type don't match. Return the + property information, but not the data. */ + + if (((stuff->type != prop_value->type) && + (stuff->type != AnyPropertyType)) + ) + { + reply.bytesAfter = prop_value->size; + reply.format = prop_value->format; + reply.length = 0; + reply.nItems = 0; + reply.propertyType = prop_value->type; + if (client->swapped) { + int n; + + swaps(&reply.sequenceNumber, n); + swapl(&reply.length, n); + swapl(&reply.propertyType, n); + swapl(&reply.bytesAfter, n); + swapl(&reply.nItems, n); + } + WriteToClient(client, sizeof(xRRGetOutputPropertyReply), &reply); + return Success; + } + +/* + * Return type, format, value to client + */ + n = (prop_value->format/8) * prop_value->size; /* size (bytes) of prop */ + ind = stuff->longOffset << 2; + + /* If longOffset is invalid such that it causes "len" to + be negative, it's a value error. */ + + if (n < ind) + { + client->errorValue = stuff->longOffset; + return BadValue; + } + + len = min(n - ind, 4 * stuff->longLength); + + if (len) { + extra = malloc(len); + if (!extra) + return BadAlloc; + } + reply.bytesAfter = n - (ind + len); + reply.format = prop_value->format; + reply.length = bytes_to_int32(len); + if (prop_value->format) + reply.nItems = len / (prop_value->format / 8); + else + reply.nItems = 0; + reply.propertyType = prop_value->type; + + if (stuff->delete && (reply.bytesAfter == 0)) + { + xRROutputPropertyNotifyEvent event; + + event.type = RREventBase + RRNotify; + event.subCode = RRNotify_OutputProperty; + event.output = output->id; + event.state = PropertyDelete; + event.atom = prop->propertyName; + event.timestamp = currentTime.milliseconds; + RRDeliverPropertyEvent (output->pScreen, (xEvent *)&event); + } + + if (client->swapped) { + int n; + + swaps(&reply.sequenceNumber, n); + swapl(&reply.length, n); + swapl(&reply.propertyType, n); + swapl(&reply.bytesAfter, n); + swapl(&reply.nItems, n); + } + WriteToClient(client, sizeof(xGenericReply), &reply); + if (len) + { + memcpy(extra, (char *)prop_value->data + ind, len); + switch (reply.format) { + case 32: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap32Write; break; + case 16: client->pSwapReplyFunc = (ReplySwapPtr)CopySwap16Write; break; + default: client->pSwapReplyFunc = (ReplySwapPtr)WriteToClient; break; + } + WriteSwappedDataToClient(client, len, + extra); + free(extra); + } + + if (stuff->delete && (reply.bytesAfter == 0)) + { /* delete the Property */ + *prev = prop->next; + RRDestroyOutputProperty (prop); + } + return Success; +} + diff --git a/randr/rrscreen.c b/randr/rrscreen.c new file mode 100644 index 0000000..1bc1a9e --- /dev/null +++ b/randr/rrscreen.c @@ -0,0 +1,1013 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" + +static const int padlength[4] = {0, 3, 2, 1}; + +static CARD16 +RR10CurrentSizeID (ScreenPtr pScreen); + +/* + * Edit connection information block so that new clients + * see the current screen size on connect + */ +static void +RREditConnectionInfo (ScreenPtr pScreen) +{ + xConnSetup *connSetup; + char *vendor; + xPixmapFormat *formats; + xWindowRoot *root; + xDepth *depth; + xVisualType *visual; + int screen = 0; + int d; + + connSetup = (xConnSetup *) ConnectionInfo; + vendor = (char *) connSetup + sizeof (xConnSetup); + formats = (xPixmapFormat *) ((char *) vendor + + connSetup->nbytesVendor + + padlength[connSetup->nbytesVendor & 3]); + root = (xWindowRoot *) ((char *) formats + + sizeof (xPixmapFormat) * screenInfo.numPixmapFormats); + while (screen != pScreen->myNum) + { + depth = (xDepth *) ((char *) root + + sizeof (xWindowRoot)); + for (d = 0; d < root->nDepths; d++) + { + visual = (xVisualType *) ((char *) depth + + sizeof (xDepth)); + depth = (xDepth *) ((char *) visual + + depth->nVisuals * sizeof (xVisualType)); + } + root = (xWindowRoot *) ((char *) depth); + screen++; + } + root->pixWidth = pScreen->width; + root->pixHeight = pScreen->height; + root->mmWidth = pScreen->mmWidth; + root->mmHeight = pScreen->mmHeight; +} + +void +RRSendConfigNotify (ScreenPtr pScreen) +{ + WindowPtr pWin = pScreen->root; + xEvent event; + + event.u.u.type = ConfigureNotify; + event.u.configureNotify.window = pWin->drawable.id; + event.u.configureNotify.aboveSibling = None; + event.u.configureNotify.x = 0; + event.u.configureNotify.y = 0; + + /* XXX xinerama stuff ? */ + + event.u.configureNotify.width = pWin->drawable.width; + event.u.configureNotify.height = pWin->drawable.height; + event.u.configureNotify.borderWidth = wBorderWidth (pWin); + event.u.configureNotify.override = pWin->overrideRedirect; + DeliverEvents(pWin, &event, 1, NullWindow); +} + +void +RRDeliverScreenEvent (ClientPtr client, WindowPtr pWin, ScreenPtr pScreen) +{ + rrScrPriv (pScreen); + xRRScreenChangeNotifyEvent se; + RRCrtcPtr crtc = pScrPriv->numCrtcs ? pScrPriv->crtcs[0] : NULL; + WindowPtr pRoot = pScreen->root; + + se.type = RRScreenChangeNotify + RREventBase; + se.rotation = (CARD8) (crtc ? crtc->rotation : RR_Rotate_0); + se.timestamp = pScrPriv->lastSetTime.milliseconds; + se.configTimestamp = pScrPriv->lastConfigTime.milliseconds; + se.root = pRoot->drawable.id; + se.window = pWin->drawable.id; + se.subpixelOrder = PictureGetSubpixelOrder (pScreen); + + se.sizeID = RR10CurrentSizeID (pScreen); + + if (se.rotation & (RR_Rotate_90 | RR_Rotate_270)) { + se.widthInPixels = pScreen->height; + se.heightInPixels = pScreen->width; + se.widthInMillimeters = pScreen->mmHeight; + se.heightInMillimeters = pScreen->mmWidth; + } else { + se.widthInPixels = pScreen->width; + se.heightInPixels = pScreen->height; + se.widthInMillimeters = pScreen->mmWidth; + se.heightInMillimeters = pScreen->mmHeight; + } + + WriteEventsToClient (client, 1, (xEvent *) &se); +} + +/* + * Notify the extension that the screen size has been changed. + * The driver is responsible for calling this whenever it has changed + * the size of the screen + */ +void +RRScreenSizeNotify (ScreenPtr pScreen) +{ + rrScrPriv(pScreen); + /* + * Deliver ConfigureNotify events when root changes + * pixel size + */ + if (pScrPriv->width == pScreen->width && + pScrPriv->height == pScreen->height && + pScrPriv->mmWidth == pScreen->mmWidth && + pScrPriv->mmHeight == pScreen->mmHeight) + return; + + pScrPriv->width = pScreen->width; + pScrPriv->height = pScreen->height; + pScrPriv->mmWidth = pScreen->mmWidth; + pScrPriv->mmHeight = pScreen->mmHeight; + pScrPriv->changed = TRUE; +/* pScrPriv->sizeChanged = TRUE; */ + + RRTellChanged (pScreen); + RRSendConfigNotify (pScreen); + RREditConnectionInfo (pScreen); + + RRPointerScreenConfigured (pScreen); + /* + * Fix pointer bounds and location + */ + ScreenRestructured (pScreen); +} + +/* + * Request that the screen be resized + */ +Bool +RRScreenSizeSet (ScreenPtr pScreen, + CARD16 width, + CARD16 height, + CARD32 mmWidth, + CARD32 mmHeight) +{ + rrScrPriv(pScreen); + +#if RANDR_12_INTERFACE + if (pScrPriv->rrScreenSetSize) + { + return (*pScrPriv->rrScreenSetSize) (pScreen, + width, height, + mmWidth, mmHeight); + } +#endif +#if RANDR_10_INTERFACE + if (pScrPriv->rrSetConfig) + { + return TRUE; /* can't set size separately */ + } +#endif + return FALSE; +} + +/* + * Retrieve valid screen size range + */ +int +ProcRRGetScreenSizeRange (ClientPtr client) +{ + REQUEST(xRRGetScreenSizeRangeReq); + xRRGetScreenSizeRangeReply rep; + WindowPtr pWin; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + int rc; + + REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + + rep.type = X_Reply; + rep.pad = 0; + rep.sequenceNumber = client->sequence; + rep.length = 0; + + if (pScrPriv) + { + if (!RRGetInfo (pScreen, FALSE)) + return BadAlloc; + rep.minWidth = pScrPriv->minWidth; + rep.minHeight = pScrPriv->minHeight; + rep.maxWidth = pScrPriv->maxWidth; + rep.maxHeight = pScrPriv->maxHeight; + } + else + { + rep.maxWidth = rep.minWidth = pScreen->width; + rep.maxHeight = rep.minHeight = pScreen->height; + } + if (client->swapped) + { + int n; + + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swaps(&rep.minWidth, n); + swaps(&rep.minHeight, n); + swaps(&rep.maxWidth, n); + swaps(&rep.maxHeight, n); + } + WriteToClient(client, sizeof(xRRGetScreenSizeRangeReply), (char *)&rep); + return Success; +} + +int +ProcRRSetScreenSize (ClientPtr client) +{ + REQUEST(xRRSetScreenSizeReq); + WindowPtr pWin; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + int i, rc; + + REQUEST_SIZE_MATCH(xRRSetScreenSizeReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + if (stuff->width < pScrPriv->minWidth || pScrPriv->maxWidth < stuff->width) + { + client->errorValue = stuff->width; + return BadValue; + } + if (stuff->height < pScrPriv->minHeight || + pScrPriv->maxHeight < stuff->height) + { + client->errorValue = stuff->height; + return BadValue; + } + for (i = 0; i < pScrPriv->numCrtcs; i++) + { + RRCrtcPtr crtc = pScrPriv->crtcs[i]; + RRModePtr mode = crtc->mode; + if (mode) + { + int source_width = mode->mode.width; + int source_height = mode->mode.height; + Rotation rotation = crtc->rotation; + + if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270) + { + source_width = mode->mode.height; + source_height = mode->mode.width; + } + + if (crtc->x + source_width > stuff->width || + crtc->y + source_height > stuff->height) + return BadMatch; + } + } + if (stuff->widthInMillimeters == 0 || stuff->heightInMillimeters == 0) + { + client->errorValue = 0; + return BadValue; + } + if (!RRScreenSizeSet (pScreen, + stuff->width, stuff->height, + stuff->widthInMillimeters, + stuff->heightInMillimeters)) + { + return BadMatch; + } + return Success; +} + +static int +rrGetScreenResources(ClientPtr client, Bool query) +{ + REQUEST(xRRGetScreenResourcesReq); + xRRGetScreenResourcesReply rep; + WindowPtr pWin; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + CARD8 *extra; + unsigned long extraLen; + int i, n, rc, has_primary = 0; + RRCrtc *crtcs; + RROutput *outputs; + xRRModeInfo *modeinfos; + CARD8 *names; + + REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + rep.pad = 0; + + if (query && pScrPriv) + if (!RRGetInfo (pScreen, query)) + return BadAlloc; + + if (!pScrPriv) + { + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.timestamp = currentTime.milliseconds; + rep.configTimestamp = currentTime.milliseconds; + rep.nCrtcs = 0; + rep.nOutputs = 0; + rep.nModes = 0; + rep.nbytesNames = 0; + extra = NULL; + extraLen = 0; + } + else + { + RRModePtr *modes; + int num_modes; + + modes = RRModesForScreen (pScreen, &num_modes); + if (!modes) + return BadAlloc; + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.timestamp = pScrPriv->lastSetTime.milliseconds; + rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds; + rep.nCrtcs = pScrPriv->numCrtcs; + rep.nOutputs = pScrPriv->numOutputs; + rep.nModes = num_modes; + rep.nbytesNames = 0; + + for (i = 0; i < num_modes; i++) + rep.nbytesNames += modes[i]->mode.nameLength; + + rep.length = (pScrPriv->numCrtcs + + pScrPriv->numOutputs + + num_modes * bytes_to_int32(SIZEOF(xRRModeInfo)) + + bytes_to_int32(rep.nbytesNames)); + + extraLen = rep.length << 2; + if (extraLen) + { + extra = malloc(extraLen); + if (!extra) + { + free(modes); + return BadAlloc; + } + } + else + extra = NULL; + + crtcs = (RRCrtc *) extra; + outputs = (RROutput *) (crtcs + pScrPriv->numCrtcs); + modeinfos = (xRRModeInfo *) (outputs + pScrPriv->numOutputs); + names = (CARD8 *) (modeinfos + num_modes); + + if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) + { + has_primary = 1; + crtcs[0] = pScrPriv->primaryOutput->crtc->id; + if (client->swapped) + swapl (&crtcs[0], n); + } + + for (i = 0; i < pScrPriv->numCrtcs; i++) + { + if (has_primary && + pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i]) + { + has_primary = 0; + continue; + } + crtcs[i + has_primary] = pScrPriv->crtcs[i]->id; + if (client->swapped) + swapl (&crtcs[i + has_primary], n); + } + + for (i = 0; i < pScrPriv->numOutputs; i++) + { + outputs[i] = pScrPriv->outputs[i]->id; + if (client->swapped) + swapl (&outputs[i], n); + } + + for (i = 0; i < num_modes; i++) + { + RRModePtr mode = modes[i]; + modeinfos[i] = mode->mode; + if (client->swapped) + { + swapl (&modeinfos[i].id, n); + swaps (&modeinfos[i].width, n); + swaps (&modeinfos[i].height, n); + swapl (&modeinfos[i].dotClock, n); + swaps (&modeinfos[i].hSyncStart, n); + swaps (&modeinfos[i].hSyncEnd, n); + swaps (&modeinfos[i].hTotal, n); + swaps (&modeinfos[i].hSkew, n); + swaps (&modeinfos[i].vSyncStart, n); + swaps (&modeinfos[i].vSyncEnd, n); + swaps (&modeinfos[i].vTotal, n); + swaps (&modeinfos[i].nameLength, n); + swapl (&modeinfos[i].modeFlags, n); + } + memcpy (names, mode->name, + mode->mode.nameLength); + names += mode->mode.nameLength; + } + free(modes); + assert (bytes_to_int32((char *) names - (char *) extra) == rep.length); + } + + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.timestamp, n); + swapl(&rep.configTimestamp, n); + swaps(&rep.nCrtcs, n); + swaps(&rep.nOutputs, n); + swaps(&rep.nModes, n); + swaps(&rep.nbytesNames, n); + } + WriteToClient(client, sizeof(xRRGetScreenResourcesReply), (char *)&rep); + if (extraLen) + { + WriteToClient (client, extraLen, (char *) extra); + free(extra); + } + return Success; +} + +int +ProcRRGetScreenResources (ClientPtr client) +{ + return rrGetScreenResources(client, TRUE); +} + +int +ProcRRGetScreenResourcesCurrent (ClientPtr client) +{ + return rrGetScreenResources(client, FALSE); +} + +typedef struct _RR10Data { + RRScreenSizePtr sizes; + int nsize; + int nrefresh; + int size; + CARD16 refresh; +} RR10DataRec, *RR10DataPtr; + +/* + * Convert 1.2 monitor data into 1.0 screen data + */ +static RR10DataPtr +RR10GetData (ScreenPtr pScreen, RROutputPtr output) +{ + RR10DataPtr data; + RRScreenSizePtr size; + int nmode = output->numModes + output->numUserModes; + int o, os, l, r; + RRScreenRatePtr refresh; + CARD16 vRefresh; + RRModePtr mode; + Bool *used; + + /* Make sure there is plenty of space for any combination */ + data = malloc (sizeof (RR10DataRec) + + sizeof (RRScreenSize) * nmode + + sizeof (RRScreenRate) * nmode + + sizeof (Bool) * nmode); + if (!data) + return NULL; + size = (RRScreenSizePtr) (data + 1); + refresh = (RRScreenRatePtr) (size + nmode); + used = (Bool *) (refresh + nmode); + memset (used, '\0', sizeof (Bool) * nmode); + data->sizes = size; + data->nsize = 0; + data->nrefresh = 0; + data->size = 0; + data->refresh = 0; + + /* + * find modes not yet listed + */ + for (o = 0; o < output->numModes + output->numUserModes; o++) + { + if (used[o]) continue; + + if (o < output->numModes) + mode = output->modes[o]; + else + mode = output->userModes[o - output->numModes]; + + l = data->nsize; + size[l].id = data->nsize; + size[l].width = mode->mode.width; + size[l].height = mode->mode.height; + if (output->mmWidth && output->mmHeight) { + size[l].mmWidth = output->mmWidth; + size[l].mmHeight = output->mmHeight; + } else { + size[l].mmWidth = pScreen->mmWidth; + size[l].mmHeight = pScreen->mmHeight; + } + size[l].nRates = 0; + size[l].pRates = &refresh[data->nrefresh]; + data->nsize++; + + /* + * Find all modes with matching size + */ + for (os = o; os < output->numModes + output->numUserModes; os++) + { + if (os < output->numModes) + mode = output->modes[os]; + else + mode = output->userModes[os - output->numModes]; + if (mode->mode.width == size[l].width && + mode->mode.height == size[l].height) + { + vRefresh = RRVerticalRefresh (&mode->mode); + used[os] = TRUE; + + for (r = 0; r < size[l].nRates; r++) + if (vRefresh == size[l].pRates[r].rate) + break; + if (r == size[l].nRates) + { + size[l].pRates[r].rate = vRefresh; + size[l].pRates[r].mode = mode; + size[l].nRates++; + data->nrefresh++; + } + if (mode == output->crtc->mode) + { + data->size = l; + data->refresh = vRefresh; + } + } + } + } + return data; +} + +int +ProcRRGetScreenInfo (ClientPtr client) +{ + REQUEST(xRRGetScreenInfoReq); + xRRGetScreenInfoReply rep; + WindowPtr pWin; + int n, rc; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + CARD8 *extra; + unsigned long extraLen; + RROutputPtr output; + + REQUEST_SIZE_MATCH(xRRGetScreenInfoReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + rep.pad = 0; + + if (pScrPriv) + if (!RRGetInfo (pScreen, TRUE)) + return BadAlloc; + + output = RRFirstOutput (pScreen); + + if (!pScrPriv || !output) + { + rep.type = X_Reply; + rep.setOfRotations = RR_Rotate_0; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.root = pWin->drawable.pScreen->root->drawable.id; + rep.timestamp = currentTime.milliseconds; + rep.configTimestamp = currentTime.milliseconds; + rep.nSizes = 0; + rep.sizeID = 0; + rep.rotation = RR_Rotate_0; + rep.rate = 0; + rep.nrateEnts = 0; + extra = 0; + extraLen = 0; + } + else + { + int i, j; + xScreenSizes *size; + CARD16 *rates; + CARD8 *data8; + Bool has_rate = RRClientKnowsRates (client); + RR10DataPtr pData; + RRScreenSizePtr pSize; + + pData = RR10GetData (pScreen, output); + if (!pData) + return BadAlloc; + + rep.type = X_Reply; + rep.setOfRotations = output->crtc->rotations; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.root = pWin->drawable.pScreen->root->drawable.id; + rep.timestamp = pScrPriv->lastSetTime.milliseconds; + rep.configTimestamp = pScrPriv->lastConfigTime.milliseconds; + rep.rotation = output->crtc->rotation; + rep.nSizes = pData->nsize; + rep.nrateEnts = pData->nrefresh + pData->nsize; + rep.sizeID = pData->size; + rep.rate = pData->refresh; + + extraLen = rep.nSizes * sizeof (xScreenSizes); + if (has_rate) + extraLen += rep.nrateEnts * sizeof (CARD16); + + if (extraLen) + { + extra = (CARD8 *) malloc(extraLen); + if (!extra) + { + free(pData); + return BadAlloc; + } + } + else + extra = NULL; + + /* + * First comes the size information + */ + size = (xScreenSizes *) extra; + rates = (CARD16 *) (size + rep.nSizes); + for (i = 0; i < pData->nsize; i++) + { + pSize = &pData->sizes[i]; + size->widthInPixels = pSize->width; + size->heightInPixels = pSize->height; + size->widthInMillimeters = pSize->mmWidth; + size->heightInMillimeters = pSize->mmHeight; + if (client->swapped) + { + swaps (&size->widthInPixels, n); + swaps (&size->heightInPixels, n); + swaps (&size->widthInMillimeters, n); + swaps (&size->heightInMillimeters, n); + } + size++; + if (has_rate) + { + *rates = pSize->nRates; + if (client->swapped) + { + swaps (rates, n); + } + rates++; + for (j = 0; j < pSize->nRates; j++) + { + *rates = pSize->pRates[j].rate; + if (client->swapped) + { + swaps (rates, n); + } + rates++; + } + } + } + free(pData); + + data8 = (CARD8 *) rates; + + if (data8 - (CARD8 *) extra != extraLen) + FatalError ("RRGetScreenInfo bad extra len %ld != %ld\n", + (unsigned long)(data8 - (CARD8 *) extra), extraLen); + rep.length = bytes_to_int32(extraLen); + } + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.timestamp, n); + swaps(&rep.rotation, n); + swaps(&rep.nSizes, n); + swaps(&rep.sizeID, n); + swaps(&rep.rate, n); + swaps(&rep.nrateEnts, n); + } + WriteToClient(client, sizeof(xRRGetScreenInfoReply), (char *)&rep); + if (extraLen) + { + WriteToClient (client, extraLen, (char *) extra); + free(extra); + } + return Success; +} + +int +ProcRRSetScreenConfig (ClientPtr client) +{ + REQUEST(xRRSetScreenConfigReq); + xRRSetScreenConfigReply rep; + DrawablePtr pDraw; + int n, rc; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + TimeStamp time; + int i; + Rotation rotation; + int rate; + Bool has_rate; + RROutputPtr output; + RRCrtcPtr crtc; + RRModePtr mode; + RR10DataPtr pData = NULL; + RRScreenSizePtr pSize; + int width, height; + + UpdateCurrentTime (); + + if (RRClientKnowsRates (client)) + { + REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); + has_rate = TRUE; + } + else + { + REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); + has_rate = FALSE; + } + + rc = dixLookupDrawable(&pDraw, stuff->drawable, client, 0, DixWriteAccess); + if (rc != Success) + return rc; + + pScreen = pDraw->pScreen; + + pScrPriv = rrGetScrPriv(pScreen); + + time = ClientTimeToServerTime(stuff->timestamp); + + if (!pScrPriv) + { + time = currentTime; + rep.status = RRSetConfigFailed; + goto sendReply; + } + if (!RRGetInfo (pScreen, FALSE)) + return BadAlloc; + + output = RRFirstOutput (pScreen); + if (!output) + { + time = currentTime; + rep.status = RRSetConfigFailed; + goto sendReply; + } + + crtc = output->crtc; + + /* + * If the client's config timestamp is not the same as the last config + * timestamp, then the config information isn't up-to-date and + * can't even be validated. + * + * Note that the client only knows about the milliseconds part of the + * timestamp, so using CompareTimeStamps here would cause randr to suddenly + * stop working after several hours have passed (freedesktop bug #6502). + */ + if (stuff->configTimestamp != pScrPriv->lastConfigTime.milliseconds) + { + rep.status = RRSetConfigInvalidConfigTime; + goto sendReply; + } + + pData = RR10GetData (pScreen, output); + if (!pData) + return BadAlloc; + + if (stuff->sizeID >= pData->nsize) + { + /* + * Invalid size ID + */ + client->errorValue = stuff->sizeID; + free(pData); + return BadValue; + } + pSize = &pData->sizes[stuff->sizeID]; + + /* + * Validate requested rotation + */ + rotation = (Rotation) stuff->rotation; + + /* test the rotation bits only! */ + switch (rotation & 0xf) { + case RR_Rotate_0: + case RR_Rotate_90: + case RR_Rotate_180: + case RR_Rotate_270: + break; + default: + /* + * Invalid rotation + */ + client->errorValue = stuff->rotation; + free(pData); + return BadValue; + } + + if ((~crtc->rotations) & rotation) + { + /* + * requested rotation or reflection not supported by screen + */ + client->errorValue = stuff->rotation; + free(pData); + return BadMatch; + } + + /* + * Validate requested refresh + */ + if (has_rate) + rate = (int) stuff->rate; + else + rate = 0; + + if (rate) + { + for (i = 0; i < pSize->nRates; i++) + { + if (pSize->pRates[i].rate == rate) + break; + } + if (i == pSize->nRates) + { + /* + * Invalid rate + */ + client->errorValue = rate; + free(pData); + return BadValue; + } + mode = pSize->pRates[i].mode; + } + else + mode = pSize->pRates[0].mode; + + /* + * Make sure the requested set-time is not older than + * the last set-time + */ + if (CompareTimeStamps (time, pScrPriv->lastSetTime) < 0) + { + rep.status = RRSetConfigInvalidTime; + goto sendReply; + } + + /* + * If the screen size is changing, adjust all of the other outputs + * to fit the new size, mirroring as much as possible + */ + width = mode->mode.width; + height = mode->mode.height; + if (rotation & (RR_Rotate_90|RR_Rotate_270)) + { + width = mode->mode.height; + height = mode->mode.width; + } + + if (width < pScrPriv->minWidth || pScrPriv->maxWidth < width) { + client->errorValue = width; + free(pData); + return BadValue; + } + if (height < pScrPriv->minHeight || pScrPriv->maxHeight < height) { + client->errorValue = height; + free(pData); + return BadValue; + } + + if (width != pScreen->width || height != pScreen->height) + { + int c; + + for (c = 0; c < pScrPriv->numCrtcs; c++) + { + if (!RRCrtcSet (pScrPriv->crtcs[c], NULL, 0, 0, RR_Rotate_0, + 0, NULL)) + { + rep.status = RRSetConfigFailed; + /* XXX recover from failure */ + goto sendReply; + } + } + if (!RRScreenSizeSet (pScreen, width, height, + pScreen->mmWidth, pScreen->mmHeight)) + { + rep.status = RRSetConfigFailed; + /* XXX recover from failure */ + goto sendReply; + } + } + + if (!RRCrtcSet (crtc, mode, 0, 0, stuff->rotation, 1, &output)) + rep.status = RRSetConfigFailed; + else { + pScrPriv->lastSetTime = time; + rep.status = RRSetConfigSuccess; + } + + /* + * XXX Configure other crtcs to mirror as much as possible + */ + +sendReply: + + free(pData); + + rep.type = X_Reply; + /* rep.status has already been filled in */ + rep.length = 0; + rep.sequenceNumber = client->sequence; + + rep.newTimestamp = pScrPriv->lastSetTime.milliseconds; + rep.newConfigTimestamp = pScrPriv->lastConfigTime.milliseconds; + rep.root = pDraw->pScreen->root->drawable.id; + + if (client->swapped) + { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.newTimestamp, n); + swapl(&rep.newConfigTimestamp, n); + swapl(&rep.root, n); + } + WriteToClient(client, sizeof(xRRSetScreenConfigReply), (char *)&rep); + + return Success; +} + +static CARD16 +RR10CurrentSizeID (ScreenPtr pScreen) +{ + CARD16 sizeID = 0xffff; + RROutputPtr output = RRFirstOutput (pScreen); + + if (output) + { + RR10DataPtr data = RR10GetData (pScreen, output); + if (data) + { + int i; + for (i = 0; i < data->nsize; i++) + if (data->sizes[i].width == pScreen->width && + data->sizes[i].height == pScreen->height) + { + sizeID = (CARD16) i; + break; + } + free(data); + } + } + return sizeID; +} diff --git a/randr/rrsdispatch.c b/randr/rrsdispatch.c new file mode 100644 index 0000000..e16090a --- /dev/null +++ b/randr/rrsdispatch.c @@ -0,0 +1,503 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" + +static int +SProcRRQueryVersion (ClientPtr client) +{ + register int n; + REQUEST(xRRQueryVersionReq); + + swaps(&stuff->length, n); + swapl(&stuff->majorVersion, n); + swapl(&stuff->minorVersion, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetScreenInfo (ClientPtr client) +{ + register int n; + REQUEST(xRRGetScreenInfoReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetScreenConfig (ClientPtr client) +{ + register int n; + REQUEST(xRRSetScreenConfigReq); + + if (RRClientKnowsRates (client)) + { + REQUEST_SIZE_MATCH (xRRSetScreenConfigReq); + swaps (&stuff->rate, n); + } + else + { + REQUEST_SIZE_MATCH (xRR1_0SetScreenConfigReq); + } + + swaps(&stuff->length, n); + swapl(&stuff->drawable, n); + swapl(&stuff->timestamp, n); + swaps(&stuff->sizeID, n); + swaps(&stuff->rotation, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSelectInput (ClientPtr client) +{ + register int n; + REQUEST(xRRSelectInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swaps(&stuff->enable, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetScreenSizeRange (ClientPtr client) +{ + int n; + REQUEST(xRRGetScreenSizeRangeReq); + + REQUEST_SIZE_MATCH(xRRGetScreenSizeRangeReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetScreenSize (ClientPtr client) +{ + int n; + REQUEST(xRRSetScreenSizeReq); + + REQUEST_SIZE_MATCH(xRRSetScreenSizeReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + swapl(&stuff->widthInMillimeters, n); + swapl(&stuff->heightInMillimeters, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetScreenResources (ClientPtr client) +{ + int n; + REQUEST(xRRGetScreenResourcesReq); + + REQUEST_SIZE_MATCH(xRRGetScreenResourcesReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetOutputInfo (ClientPtr client) +{ + int n; + REQUEST(xRRGetOutputInfoReq); + + REQUEST_SIZE_MATCH(xRRGetOutputInfoReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->configTimestamp, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRListOutputProperties (ClientPtr client) +{ + int n; + REQUEST(xRRListOutputPropertiesReq); + + REQUEST_SIZE_MATCH(xRRListOutputPropertiesReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRQueryOutputProperty (ClientPtr client) +{ + int n; + REQUEST(xRRQueryOutputPropertyReq); + + REQUEST_SIZE_MATCH(xRRQueryOutputPropertyReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->property, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRConfigureOutputProperty (ClientPtr client) +{ + int n; + REQUEST(xRRConfigureOutputPropertyReq); + + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->property, n); + SwapRestL(stuff); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRChangeOutputProperty (ClientPtr client) +{ + int n; + REQUEST(xRRChangeOutputPropertyReq); + + REQUEST_AT_LEAST_SIZE (xRRChangeOutputPropertyReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->nUnits, n); + switch(stuff->format) { + case 8: + break; + case 16: + SwapRestS(stuff); + break; + case 32: + SwapRestL(stuff); + break; + default: + client->errorValue = stuff->format; + return BadValue; + } + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRDeleteOutputProperty (ClientPtr client) +{ + int n; + REQUEST(xRRDeleteOutputPropertyReq); + + REQUEST_SIZE_MATCH(xRRDeleteOutputPropertyReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->property, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetOutputProperty (ClientPtr client) +{ + int n; + REQUEST(xRRGetOutputPropertyReq); + + REQUEST_SIZE_MATCH(xRRGetOutputPropertyReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->property, n); + swapl(&stuff->type, n); + swapl(&stuff->longOffset, n); + swapl(&stuff->longLength, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRCreateMode (ClientPtr client) +{ + int n; + xRRModeInfo *modeinfo; + REQUEST(xRRCreateModeReq); + + REQUEST_AT_LEAST_SIZE(xRRCreateModeReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + + modeinfo = &stuff->modeInfo; + swapl(&modeinfo->id, n); + swaps(&modeinfo->width, n); + swaps(&modeinfo->height, n); + swapl(&modeinfo->dotClock, n); + swaps(&modeinfo->hSyncStart, n); + swaps(&modeinfo->hSyncEnd, n); + swaps(&modeinfo->hTotal, n); + swaps(&modeinfo->vSyncStart, n); + swaps(&modeinfo->vSyncEnd, n); + swaps(&modeinfo->vTotal, n); + swaps(&modeinfo->nameLength, n); + swapl(&modeinfo->modeFlags, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRDestroyMode (ClientPtr client) +{ + int n; + REQUEST(xRRDestroyModeReq); + + REQUEST_SIZE_MATCH(xRRDestroyModeReq); + swaps(&stuff->length, n); + swapl(&stuff->mode, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRAddOutputMode (ClientPtr client) +{ + int n; + REQUEST(xRRAddOutputModeReq); + + REQUEST_SIZE_MATCH(xRRAddOutputModeReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->mode, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRDeleteOutputMode (ClientPtr client) +{ + int n; + REQUEST(xRRDeleteOutputModeReq); + + REQUEST_SIZE_MATCH(xRRDeleteOutputModeReq); + swaps(&stuff->length, n); + swapl(&stuff->output, n); + swapl(&stuff->mode, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetCrtcInfo (ClientPtr client) +{ + int n; + REQUEST(xRRGetCrtcInfoReq); + + REQUEST_SIZE_MATCH(xRRGetCrtcInfoReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + swapl(&stuff->configTimestamp, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetCrtcConfig (ClientPtr client) +{ + int n; + REQUEST(xRRSetCrtcConfigReq); + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + swapl(&stuff->timestamp, n); + swapl(&stuff->configTimestamp, n); + swaps(&stuff->x, n); + swaps(&stuff->y, n); + swapl(&stuff->mode, n); + swaps(&stuff->rotation, n); + SwapRestL(stuff); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetCrtcGammaSize (ClientPtr client) +{ + int n; + REQUEST(xRRGetCrtcGammaSizeReq); + + REQUEST_SIZE_MATCH(xRRGetCrtcGammaSizeReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetCrtcGamma (ClientPtr client) +{ + int n; + REQUEST(xRRGetCrtcGammaReq); + + REQUEST_SIZE_MATCH(xRRGetCrtcGammaReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetCrtcGamma (ClientPtr client) +{ + int n; + REQUEST(xRRSetCrtcGammaReq); + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcGammaReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + swaps(&stuff->size, n); + SwapRestS(stuff); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetCrtcTransform (ClientPtr client) +{ + int n, nparams; + char *filter; + CARD32 *params; + REQUEST(xRRSetCrtcTransformReq); + + REQUEST_AT_LEAST_SIZE(xRRSetCrtcTransformReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + SwapLongs((CARD32 *)&stuff->transform, bytes_to_int32(sizeof(xRenderTransform))); + swaps(&stuff->nbytesFilter, n); + filter = (char *)(stuff + 1); + params = (CARD32 *) (filter + pad_to_int32(stuff->nbytesFilter)); + nparams = ((CARD32 *) stuff + client->req_len) - params; + if (nparams < 0) + return BadLength; + + SwapLongs(params, nparams); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetCrtcTransform (ClientPtr client) +{ + int n; + REQUEST(xRRGetCrtcTransformReq); + + REQUEST_SIZE_MATCH(xRRGetCrtcTransformReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRGetPanning (ClientPtr client) +{ + int n; + REQUEST(xRRGetPanningReq); + + REQUEST_SIZE_MATCH(xRRGetPanningReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetPanning (ClientPtr client) +{ + int n; + REQUEST(xRRSetPanningReq); + + REQUEST_SIZE_MATCH(xRRSetPanningReq); + swaps(&stuff->length, n); + swapl(&stuff->crtc, n); + swapl(&stuff->timestamp, n); + swaps(&stuff->left, n); + swaps(&stuff->top, n); + swaps(&stuff->width, n); + swaps(&stuff->height, n); + swaps(&stuff->track_left, n); + swaps(&stuff->track_top, n); + swaps(&stuff->track_width, n); + swaps(&stuff->track_height, n); + swaps(&stuff->border_left, n); + swaps(&stuff->border_top, n); + swaps(&stuff->border_right, n); + swaps(&stuff->border_bottom, n); + return (*ProcRandrVector[stuff->randrReqType]) (client); +} + +static int +SProcRRSetOutputPrimary (ClientPtr client) +{ + int n; + REQUEST(xRRSetOutputPrimaryReq); + + REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->output, n); + return ProcRandrVector[stuff->randrReqType](client); +} + +static int +SProcRRGetOutputPrimary (ClientPtr client) +{ + int n; + REQUEST(xRRGetOutputPrimaryReq); + + REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq); + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return ProcRandrVector[stuff->randrReqType](client); +} + +int (*SProcRandrVector[RRNumberRequests])(ClientPtr) = { + SProcRRQueryVersion, /* 0 */ +/* we skip 1 to make old clients fail pretty immediately */ + NULL, /* 1 SProcRandrOldGetScreenInfo */ +/* V1.0 apps share the same set screen config request id */ + SProcRRSetScreenConfig, /* 2 */ + NULL, /* 3 SProcRandrOldScreenChangeSelectInput */ +/* 3 used to be ScreenChangeSelectInput; deprecated */ + SProcRRSelectInput, /* 4 */ + SProcRRGetScreenInfo, /* 5 */ +/* V1.2 additions */ + SProcRRGetScreenSizeRange, /* 6 */ + SProcRRSetScreenSize, /* 7 */ + SProcRRGetScreenResources, /* 8 */ + SProcRRGetOutputInfo, /* 9 */ + SProcRRListOutputProperties,/* 10 */ + SProcRRQueryOutputProperty, /* 11 */ + SProcRRConfigureOutputProperty, /* 12 */ + SProcRRChangeOutputProperty,/* 13 */ + SProcRRDeleteOutputProperty,/* 14 */ + SProcRRGetOutputProperty, /* 15 */ + SProcRRCreateMode, /* 16 */ + SProcRRDestroyMode, /* 17 */ + SProcRRAddOutputMode, /* 18 */ + SProcRRDeleteOutputMode, /* 19 */ + SProcRRGetCrtcInfo, /* 20 */ + SProcRRSetCrtcConfig, /* 21 */ + SProcRRGetCrtcGammaSize, /* 22 */ + SProcRRGetCrtcGamma, /* 23 */ + SProcRRSetCrtcGamma, /* 24 */ +/* V1.3 additions */ + SProcRRGetScreenResources, /* 25 GetScreenResourcesCurrent */ + SProcRRSetCrtcTransform, /* 26 */ + SProcRRGetCrtcTransform, /* 27 */ + SProcRRGetPanning, /* 28 */ + SProcRRSetPanning, /* 29 */ + SProcRRSetOutputPrimary, /* 30 */ + SProcRRGetOutputPrimary, /* 31 */ +}; + diff --git a/randr/rrtransform.c b/randr/rrtransform.c new file mode 100644 index 0000000..e162049 --- /dev/null +++ b/randr/rrtransform.c @@ -0,0 +1,283 @@ +/* + * Copyright © 2007 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#include "randrstr.h" +#include "rrtransform.h" + +void +RRTransformInit (RRTransformPtr transform) +{ + pixman_transform_init_identity (&transform->transform); + pixman_f_transform_init_identity (&transform->f_transform); + pixman_f_transform_init_identity (&transform->f_inverse); + transform->filter = NULL; + transform->params = NULL; + transform->nparams = 0; +} + +void +RRTransformFini (RRTransformPtr transform) +{ + free(transform->params); +} + +Bool +RRTransformEqual (RRTransformPtr a, RRTransformPtr b) +{ + if (a && pixman_transform_is_identity (&a->transform)) + a = NULL; + if (b && pixman_transform_is_identity (&b->transform)) + b = NULL; + if (a == NULL && b == NULL) + return TRUE; + if (a == NULL || b == NULL) + return FALSE; + if (memcmp (&a->transform, &b->transform, sizeof (a->transform)) != 0) + return FALSE; + if (a->filter != b->filter) + return FALSE; + if (a->nparams != b->nparams) + return FALSE; + if (memcmp (a->params, b->params, a->nparams * sizeof (xFixed)) != 0) + return FALSE; + return TRUE; +} + +Bool +RRTransformSetFilter (RRTransformPtr dst, + PictFilterPtr filter, + xFixed *params, + int nparams, + int width, + int height) +{ + xFixed *new_params; + + if (nparams) + { + new_params = malloc(nparams * sizeof (xFixed)); + if (!new_params) + return FALSE; + memcpy (new_params, params, nparams * sizeof (xFixed)); + } + else + new_params = NULL; + free(dst->params); + dst->filter = filter; + dst->params = new_params; + dst->nparams = nparams; + dst->width = width; + dst->height = height; + return TRUE; +} + +Bool +RRTransformCopy (RRTransformPtr dst, RRTransformPtr src) +{ + if (src && pixman_transform_is_identity (&src->transform)) + src = NULL; + + if (src) + { + if (!RRTransformSetFilter (dst, src->filter, + src->params, src->nparams, src->width, src->height)) + return FALSE; + dst->transform = src->transform; + dst->f_transform = src->f_transform; + dst->f_inverse = src->f_inverse; + } + else + { + if (!RRTransformSetFilter (dst, NULL, NULL, 0, 0, 0)) + return FALSE; + pixman_transform_init_identity (&dst->transform); + pixman_f_transform_init_identity (&dst->f_transform); + pixman_f_transform_init_identity (&dst->f_inverse); + } + return TRUE; +} + +#define F(x) IntToxFixed(x) + +static void +RRTransformRescale(struct pixman_f_transform *f_transform, double limit) +{ + double max = 0, v, scale; + int i, j; + + for (j = 0; j < 3; j++) + for (i = 0; i < 3; i++) + if ((v = abs (f_transform->m[j][i])) > max) + max = v; + scale = limit / max; + for (j = 0; j < 3; j++) + for (i = 0; i < 3; i++) + f_transform->m[j][i] *= scale; +} + +/* + * Compute the complete transformation matrix including + * client-specified transform, rotation/reflection values and the crtc + * offset. + * + * Return TRUE if the resulting transform is not a simple translation. + */ +Bool +RRTransformCompute (int x, + int y, + int width, + int height, + Rotation rotation, + RRTransformPtr rr_transform, + + PictTransformPtr transform, + struct pixman_f_transform *f_transform, + struct pixman_f_transform *f_inverse) +{ + PictTransform t_transform, inverse; + struct pixman_f_transform tf_transform, tf_inverse; + Bool overflow = FALSE; + + if (!transform) transform = &t_transform; + if (!f_transform) f_transform = &tf_transform; + if (!f_inverse) f_inverse = &tf_inverse; + + pixman_transform_init_identity (transform); + pixman_transform_init_identity (&inverse); + pixman_f_transform_init_identity (f_transform); + pixman_f_transform_init_identity (f_inverse); + if (rotation != RR_Rotate_0) + { + double f_rot_cos, f_rot_sin, f_rot_dx, f_rot_dy; + double f_scale_x, f_scale_y, f_scale_dx, f_scale_dy; + xFixed rot_cos, rot_sin, rot_dx, rot_dy; + xFixed scale_x, scale_y, scale_dx, scale_dy; + + /* rotation */ + switch (rotation & 0xf) { + default: + case RR_Rotate_0: + f_rot_cos = 1; f_rot_sin = 0; + f_rot_dx = 0; f_rot_dy = 0; + rot_cos = F ( 1); rot_sin = F ( 0); + rot_dx = F ( 0); rot_dy = F ( 0); + break; + case RR_Rotate_90: + f_rot_cos = 0; f_rot_sin = 1; + f_rot_dx = height; f_rot_dy = 0; + rot_cos = F ( 0); rot_sin = F ( 1); + rot_dx = F ( height); rot_dy = F (0); + break; + case RR_Rotate_180: + f_rot_cos = -1; f_rot_sin = 0; + f_rot_dx = width; f_rot_dy = height; + rot_cos = F (-1); rot_sin = F ( 0); + rot_dx = F (width); rot_dy = F ( height); + break; + case RR_Rotate_270: + f_rot_cos = 0; f_rot_sin = -1; + f_rot_dx = 0; f_rot_dy = width; + rot_cos = F ( 0); rot_sin = F (-1); + rot_dx = F ( 0); rot_dy = F ( width); + break; + } + + pixman_transform_rotate (transform, &inverse, rot_cos, rot_sin); + pixman_transform_translate (transform, &inverse, rot_dx, rot_dy); + pixman_f_transform_rotate (f_transform, f_inverse, f_rot_cos, f_rot_sin); + pixman_f_transform_translate (f_transform, f_inverse, f_rot_dx, f_rot_dy); + + /* reflection */ + f_scale_x = 1; + f_scale_dx = 0; + f_scale_y = 1; + f_scale_dy = 0; + scale_x = F (1); + scale_dx = 0; + scale_y = F (1); + scale_dy = 0; + if (rotation & RR_Reflect_X) + { + f_scale_x = -1; + scale_x = F(-1); + if (rotation & (RR_Rotate_0|RR_Rotate_180)) { + f_scale_dx = width; + scale_dx = F(width); + } else { + f_scale_dx = height; + scale_dx = F(height); + } + } + if (rotation & RR_Reflect_Y) + { + f_scale_y = -1; + scale_y = F(-1); + if (rotation & (RR_Rotate_0|RR_Rotate_180)) { + f_scale_dy = height; + scale_dy = F(height); + } else { + f_scale_dy = width; + scale_dy = F(width); + } + } + + pixman_transform_scale (transform, &inverse, scale_x, scale_y); + pixman_f_transform_scale (f_transform, f_inverse, f_scale_x, f_scale_y); + pixman_transform_translate (transform, &inverse, scale_dx, scale_dy); + pixman_f_transform_translate (f_transform, f_inverse, f_scale_dx, f_scale_dy); + } + +#ifdef RANDR_12_INTERFACE + if (rr_transform) + { + if (!pixman_transform_multiply (transform, &rr_transform->transform, transform)) + overflow = TRUE; + pixman_f_transform_multiply (f_transform, &rr_transform->f_transform, f_transform); + pixman_f_transform_multiply (f_inverse, f_inverse, &rr_transform->f_inverse); + } +#endif + /* + * Compute the class of the resulting transform + */ + if (!overflow && pixman_transform_is_identity (transform)) + { + pixman_transform_init_translate (transform, F ( x), F ( y)); + + pixman_f_transform_init_translate (f_transform, x, y); + pixman_f_transform_init_translate (f_inverse, -x, -y); + return FALSE; + } + else + { + pixman_f_transform_translate (f_transform, f_inverse, x, y); + if (!pixman_transform_translate (transform, &inverse, F(x), F(y))) + overflow = TRUE; + if (overflow) + { + struct pixman_f_transform f_scaled; + f_scaled = *f_transform; + RRTransformRescale(&f_scaled, 16384.0); + pixman_transform_from_pixman_f_transform(transform, &f_scaled); + } + return TRUE; + } +} diff --git a/randr/rrtransform.h b/randr/rrtransform.h new file mode 100644 index 0000000..561762d --- /dev/null +++ b/randr/rrtransform.h @@ -0,0 +1,75 @@ +/* + * Copyright © 2007 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +#ifndef _RRTRANSFORM_H_ +#define _RRTRANSFORM_H_ + +#include <X11/extensions/randr.h> +#include "picturestr.h" + +typedef struct _rrTransform RRTransformRec, *RRTransformPtr; + +struct _rrTransform { + PictTransform transform; + struct pict_f_transform f_transform; + struct pict_f_transform f_inverse; + PictFilterPtr filter; + xFixed *params; + int nparams; + int width; + int height; +}; + +extern _X_EXPORT void +RRTransformInit (RRTransformPtr transform); + +extern _X_EXPORT void +RRTransformFini (RRTransformPtr transform); + +extern _X_EXPORT Bool +RRTransformEqual (RRTransformPtr a, RRTransformPtr b); + +extern _X_EXPORT Bool +RRTransformSetFilter (RRTransformPtr dst, + PictFilterPtr filter, + xFixed *params, + int nparams, + int width, + int height); + +extern _X_EXPORT Bool +RRTransformCopy (RRTransformPtr dst, RRTransformPtr src); + +extern _X_EXPORT Bool +RRTransformCompute (int x, + int y, + int width, + int height, + Rotation rotation, + RRTransformPtr rr_transform, + + PictTransformPtr transform, + struct pict_f_transform *f_transform, + struct pict_f_transform *f_inverse); + + +#endif /* _RRTRANSFORM_H_ */ diff --git a/randr/rrxinerama.c b/randr/rrxinerama.c new file mode 100644 index 0000000..c1bd5bb --- /dev/null +++ b/randr/rrxinerama.c @@ -0,0 +1,476 @@ +/* + * Copyright © 2006 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ +/* + * This Xinerama implementation comes from the SiS driver which has + * the following notice: + */ +/* + * SiS driver main code + * + * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1) Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2) Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3) The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * - driver entirely rewritten since 2001, only basic structure taken from + * old code (except sis_dri.c, sis_shadow.c, sis_accel.c and parts of + * sis_dga.c; these were mostly taken over; sis_dri.c was changed for + * new versions of the DRI layer) + * + * This notice covers the entire driver code unless indicated otherwise. + * + * Formerly based on code which was + * Copyright (C) 1998, 1999 by Alan Hourihane, Wigan, England. + * Written by: + * Alan Hourihane <alanh@fairlite.demon.co.uk>, + * Mike Chapman <mike@paranoia.com>, + * Juanjo Santamarta <santamarta@ctv.es>, + * Mitani Hiroshi <hmitani@drl.mei.co.jp>, + * David Thomas <davtom@dream.org.uk>. + */ + +#include "randrstr.h" +#include "swaprep.h" +#include <X11/extensions/panoramiXproto.h> +#include "protocol-versions.h" + +/* Xinerama is not multi-screen capable; just report about screen 0 */ +#define RR_XINERAMA_SCREEN 0 + +static int ProcRRXineramaQueryVersion(ClientPtr client); +static int ProcRRXineramaGetState(ClientPtr client); +static int ProcRRXineramaGetScreenCount(ClientPtr client); +static int ProcRRXineramaGetScreenSize(ClientPtr client); +static int ProcRRXineramaIsActive(ClientPtr client); +static int ProcRRXineramaQueryScreens(ClientPtr client); +static int SProcRRXineramaDispatch(ClientPtr client); + +/* Proc */ + +int +ProcRRXineramaQueryVersion(ClientPtr client) +{ + xPanoramiXQueryVersionReply rep; + register int n; + + REQUEST_SIZE_MATCH(xPanoramiXQueryVersionReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.majorVersion = SERVER_RRXINERAMA_MAJOR_VERSION; + rep.minorVersion = SERVER_RRXINERAMA_MINOR_VERSION; + if(client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swaps(&rep.majorVersion, n); + swaps(&rep.minorVersion, n); + } + WriteToClient(client, sizeof(xPanoramiXQueryVersionReply), (char *)&rep); + return Success; +} + +int +ProcRRXineramaGetState(ClientPtr client) +{ + REQUEST(xPanoramiXGetStateReq); + WindowPtr pWin; + xPanoramiXGetStateReply rep; + register int n, rc; + ScreenPtr pScreen; + rrScrPrivPtr pScrPriv; + Bool active = FALSE; + + REQUEST_SIZE_MATCH(xPanoramiXGetStateReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if(rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pScrPriv = rrGetScrPriv(pScreen); + if (pScrPriv) + { + /* XXX do we need more than this? */ + active = TRUE; + } + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.state = active; + rep.window = stuff->window; + if(client->swapped) { + swaps (&rep.sequenceNumber, n); + swapl (&rep.length, n); + swapl (&rep.window, n); + } + WriteToClient(client, sizeof(xPanoramiXGetStateReply), (char *)&rep); + return Success; +} + +static Bool +RRXineramaCrtcActive (RRCrtcPtr crtc) +{ + return crtc->mode != NULL && crtc->numOutputs > 0; +} + +static int +RRXineramaScreenCount (ScreenPtr pScreen) +{ + int i, n; + + n = 0; + if (rrGetScrPriv (pScreen)) + { + rrScrPriv(pScreen); + for (i = 0; i < pScrPriv->numCrtcs; i++) + if (RRXineramaCrtcActive (pScrPriv->crtcs[i])) + n++; + } + return n; +} + +static Bool +RRXineramaScreenActive (ScreenPtr pScreen) +{ + return RRXineramaScreenCount (pScreen) > 0; +} + +int +ProcRRXineramaGetScreenCount(ClientPtr client) +{ + REQUEST(xPanoramiXGetScreenCountReq); + WindowPtr pWin; + xPanoramiXGetScreenCountReply rep; + register int n, rc; + + REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.ScreenCount = RRXineramaScreenCount (pWin->drawable.pScreen); + rep.window = stuff->window; + if(client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.window, n); + } + WriteToClient(client, sizeof(xPanoramiXGetScreenCountReply), (char *)&rep); + return Success; +} + +int +ProcRRXineramaGetScreenSize(ClientPtr client) +{ + REQUEST(xPanoramiXGetScreenSizeReq); + WindowPtr pWin, pRoot; + ScreenPtr pScreen; + xPanoramiXGetScreenSizeReply rep; + register int n, rc; + + REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq); + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + pScreen = pWin->drawable.pScreen; + pRoot = pScreen->root; + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.width = pRoot->drawable.width; + rep.height = pRoot->drawable.height; + rep.window = stuff->window; + rep.screen = stuff->screen; + if(client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.width, n); + swapl(&rep.height, n); + swapl(&rep.window, n); + swapl(&rep.screen, n); + } + WriteToClient(client, sizeof(xPanoramiXGetScreenSizeReply), (char *)&rep); + return Success; +} + +int +ProcRRXineramaIsActive(ClientPtr client) +{ + xXineramaIsActiveReply rep; + + REQUEST_SIZE_MATCH(xXineramaIsActiveReq); + + memset(&rep, 0, sizeof(xXineramaIsActiveReply)); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.state = RRXineramaScreenActive (screenInfo.screens[RR_XINERAMA_SCREEN]); + if(client->swapped) { + register int n; + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.state, n); + } + WriteToClient(client, sizeof(xXineramaIsActiveReply), (char *) &rep); + return Success; +} + +static void +RRXineramaWriteCrtc(ClientPtr client, RRCrtcPtr crtc) +{ + xXineramaScreenInfo scratch; + + if (RRXineramaCrtcActive (crtc)) + { + ScreenPtr pScreen = crtc->pScreen; + rrScrPrivPtr pScrPriv = rrGetScrPriv(pScreen); + BoxRec panned_area; + + /* Check to see if crtc is panned and return the full area when applicable. */ + if (pScrPriv && pScrPriv->rrGetPanning && + pScrPriv->rrGetPanning (pScreen, crtc, &panned_area, NULL, NULL) && + (panned_area.x2 > panned_area.x1) && (panned_area.y2 > panned_area.y1)) { + scratch.x_org = panned_area.x1; + scratch.y_org = panned_area.y1; + scratch.width = panned_area.x2 - panned_area.x1; + scratch.height = panned_area.y2 - panned_area.y1; + } else { + int width, height; + RRCrtcGetScanoutSize (crtc, &width, &height); + scratch.x_org = crtc->x; + scratch.y_org = crtc->y; + scratch.width = width; + scratch.height = height; + } + if(client->swapped) { + register int n; + swaps(&scratch.x_org, n); + swaps(&scratch.y_org, n); + swaps(&scratch.width, n); + swaps(&scratch.height, n); + } + WriteToClient(client, sz_XineramaScreenInfo, &scratch); + } +} + +int +ProcRRXineramaQueryScreens(ClientPtr client) +{ + xXineramaQueryScreensReply rep; + ScreenPtr pScreen = screenInfo.screens[RR_XINERAMA_SCREEN]; + + REQUEST_SIZE_MATCH(xXineramaQueryScreensReq); + + if (RRXineramaScreenActive (pScreen)) + RRGetInfo (pScreen, FALSE); + + rep.type = X_Reply; + rep.sequenceNumber = client->sequence; + rep.number = RRXineramaScreenCount (pScreen); + rep.length = bytes_to_int32(rep.number * sz_XineramaScreenInfo); + if(client->swapped) { + register int n; + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.number, n); + } + WriteToClient(client, sizeof(xXineramaQueryScreensReply), (char *)&rep); + + if(rep.number) { + rrScrPriv(pScreen); + int i; + int has_primary = 0; + + if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc) { + has_primary = 1; + RRXineramaWriteCrtc(client, pScrPriv->primaryOutput->crtc); + } + + for(i = 0; i < pScrPriv->numCrtcs; i++) { + if (has_primary && + pScrPriv->primaryOutput->crtc == pScrPriv->crtcs[i]) + { + has_primary = 0; + continue; + } + RRXineramaWriteCrtc(client, pScrPriv->crtcs[i]); + } + } + + return Success; +} + +static int +ProcRRXineramaDispatch(ClientPtr client) +{ + REQUEST(xReq); + switch (stuff->data) { + case X_PanoramiXQueryVersion: + return ProcRRXineramaQueryVersion(client); + case X_PanoramiXGetState: + return ProcRRXineramaGetState(client); + case X_PanoramiXGetScreenCount: + return ProcRRXineramaGetScreenCount(client); + case X_PanoramiXGetScreenSize: + return ProcRRXineramaGetScreenSize(client); + case X_XineramaIsActive: + return ProcRRXineramaIsActive(client); + case X_XineramaQueryScreens: + return ProcRRXineramaQueryScreens(client); + } + return BadRequest; +} + +/* SProc */ + +static int +SProcRRXineramaQueryVersion (ClientPtr client) +{ + REQUEST(xPanoramiXQueryVersionReq); + register int n; + swaps(&stuff->length,n); + REQUEST_SIZE_MATCH (xPanoramiXQueryVersionReq); + return ProcRRXineramaQueryVersion(client); +} + +static int +SProcRRXineramaGetState(ClientPtr client) +{ + REQUEST(xPanoramiXGetStateReq); + register int n; + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xPanoramiXGetStateReq); + swapl (&stuff->window, n); + return ProcRRXineramaGetState(client); +} + +static int +SProcRRXineramaGetScreenCount(ClientPtr client) +{ + REQUEST(xPanoramiXGetScreenCountReq); + register int n; + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xPanoramiXGetScreenCountReq); + swapl (&stuff->window, n); + return ProcRRXineramaGetScreenCount(client); +} + +static int +SProcRRXineramaGetScreenSize(ClientPtr client) +{ + REQUEST(xPanoramiXGetScreenSizeReq); + register int n; + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xPanoramiXGetScreenSizeReq); + swapl (&stuff->window, n); + swapl (&stuff->screen, n); + return ProcRRXineramaGetScreenSize(client); +} + +static int +SProcRRXineramaIsActive(ClientPtr client) +{ + REQUEST(xXineramaIsActiveReq); + register int n; + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXineramaIsActiveReq); + return ProcRRXineramaIsActive(client); +} + +static int +SProcRRXineramaQueryScreens(ClientPtr client) +{ + REQUEST(xXineramaQueryScreensReq); + register int n; + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXineramaQueryScreensReq); + return ProcRRXineramaQueryScreens(client); +} + +int +SProcRRXineramaDispatch(ClientPtr client) +{ + REQUEST(xReq); + switch (stuff->data) { + case X_PanoramiXQueryVersion: + return SProcRRXineramaQueryVersion(client); + case X_PanoramiXGetState: + return SProcRRXineramaGetState(client); + case X_PanoramiXGetScreenCount: + return SProcRRXineramaGetScreenCount(client); + case X_PanoramiXGetScreenSize: + return SProcRRXineramaGetScreenSize(client); + case X_XineramaIsActive: + return SProcRRXineramaIsActive(client); + case X_XineramaQueryScreens: + return SProcRRXineramaQueryScreens(client); + } + return BadRequest; +} + +void +RRXineramaExtensionInit(void) +{ +#ifdef PANORAMIX + if(!noPanoramiXExtension) + return; +#endif + + /* + * Xinerama isn't capable enough to have multiple protocol screens each + * with their own output geometry. So if there's more than one protocol + * screen, just don't even try. + */ + if (screenInfo.numScreens > 1) + return; + + (void) AddExtension(PANORAMIX_PROTOCOL_NAME, 0,0, + ProcRRXineramaDispatch, + SProcRRXineramaDispatch, + NULL, + StandardMinorOpcode); +} |