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Diffstat (limited to 'nx-X11/programs/Xserver/GL/dri/xf86dri.c')
-rw-r--r--nx-X11/programs/Xserver/GL/dri/xf86dri.c649
1 files changed, 649 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/GL/dri/xf86dri.c b/nx-X11/programs/Xserver/GL/dri/xf86dri.c
new file mode 100644
index 000000000..273ccda1b
--- /dev/null
+++ b/nx-X11/programs/Xserver/GL/dri/xf86dri.c
@@ -0,0 +1,649 @@
+/* $XFree86: xc/programs/Xserver/GL/dri/xf86dri.c,v 1.12 2002/12/14 01:36:08 dawes Exp $ */
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sub license, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice (including the
+next paragraph) shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ * Kevin E. Martin <martin@valinux.com>
+ * Jens Owen <jens@tungstengraphics.com>
+ * Rickard E. (Rik) Faith <faith@valinux.com>
+ *
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "xf86.h"
+#ifdef XFree86LOADER
+#include "xf86_ansic.h"
+#endif
+
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include "scrnintstr.h"
+#include "servermd.h"
+#define _XF86DRI_SERVER_
+#include "xf86dristr.h"
+#include "swaprep.h"
+#include "xf86str.h"
+#include "dri.h"
+#include "sarea.h"
+#include "dristruct.h"
+#include "xf86.h"
+#include "xf86drm.h"
+
+static int DRIErrorBase;
+
+static DISPATCH_PROC(ProcXF86DRIQueryVersion);
+static DISPATCH_PROC(ProcXF86DRIQueryDirectRenderingCapable);
+static DISPATCH_PROC(ProcXF86DRIOpenConnection);
+static DISPATCH_PROC(ProcXF86DRICloseConnection);
+static DISPATCH_PROC(ProcXF86DRIGetClientDriverName);
+static DISPATCH_PROC(ProcXF86DRICreateContext);
+static DISPATCH_PROC(ProcXF86DRIDestroyContext);
+static DISPATCH_PROC(ProcXF86DRICreateDrawable);
+static DISPATCH_PROC(ProcXF86DRIDestroyDrawable);
+static DISPATCH_PROC(ProcXF86DRIGetDrawableInfo);
+static DISPATCH_PROC(ProcXF86DRIGetDeviceInfo);
+static DISPATCH_PROC(ProcXF86DRIDispatch);
+static DISPATCH_PROC(ProcXF86DRIAuthConnection);
+
+static DISPATCH_PROC(SProcXF86DRIQueryVersion);
+static DISPATCH_PROC(SProcXF86DRIDispatch);
+
+static void XF86DRIResetProc(ExtensionEntry* extEntry);
+
+static unsigned char DRIReqCode = 0;
+
+extern void XFree86DRIExtensionInit(void);
+
+void
+XFree86DRIExtensionInit(void)
+{
+ ExtensionEntry* extEntry;
+
+#ifdef XF86DRI_EVENTS
+ EventType = CreateNewResourceType(XF86DRIFreeEvents);
+#endif
+
+ if (
+ DRIExtensionInit() &&
+#ifdef XF86DRI_EVENTS
+ EventType && ScreenPrivateIndex != -1 &&
+#endif
+ (extEntry = AddExtension(XF86DRINAME,
+ XF86DRINumberEvents,
+ XF86DRINumberErrors,
+ ProcXF86DRIDispatch,
+ SProcXF86DRIDispatch,
+ XF86DRIResetProc,
+ StandardMinorOpcode))) {
+ DRIReqCode = (unsigned char)extEntry->base;
+ DRIErrorBase = extEntry->errorBase;
+ }
+}
+
+/*ARGSUSED*/
+static void
+XF86DRIResetProc (
+ ExtensionEntry* extEntry
+)
+{
+ DRIReset();
+}
+
+static int
+ProcXF86DRIQueryVersion(
+ register ClientPtr client
+)
+{
+ xXF86DRIQueryVersionReply rep;
+ register int n;
+
+ REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.majorVersion = XF86DRI_MAJOR_VERSION;
+ rep.minorVersion = XF86DRI_MINOR_VERSION;
+ rep.patchVersion = XF86DRI_PATCH_VERSION;
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ }
+ WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIQueryDirectRenderingCapable(
+ register ClientPtr client
+)
+{
+ xXF86DRIQueryDirectRenderingCapableReply rep;
+ Bool isCapable;
+
+ REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
+ REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!DRIQueryDirectRenderingCapable( screenInfo.screens[stuff->screen],
+ &isCapable)) {
+ return BadValue;
+ }
+ rep.isCapable = isCapable;
+
+ if (!LocalClient(client))
+ rep.isCapable = 0;
+
+ WriteToClient(client,
+ sizeof(xXF86DRIQueryDirectRenderingCapableReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIOpenConnection(
+ register ClientPtr client
+)
+{
+ xXF86DRIOpenConnectionReply rep;
+ drm_handle_t hSAREA;
+ char* busIdString;
+
+ REQUEST(xXF86DRIOpenConnectionReq);
+ REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ if (!DRIOpenConnection( screenInfo.screens[stuff->screen],
+ &hSAREA,
+ &busIdString)) {
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.busIdStringLength = 0;
+ if (busIdString)
+ rep.busIdStringLength = strlen(busIdString);
+ rep.length = (SIZEOF(xXF86DRIOpenConnectionReply) - SIZEOF(xGenericReply) +
+ ((rep.busIdStringLength + 3) & ~3)) >> 2;
+
+ rep.hSAREALow = (CARD32)(hSAREA & 0xffffffff);
+#if defined(LONG64) && !defined(__linux__)
+ rep.hSAREAHigh = (CARD32)(hSAREA >> 32);
+#else
+ rep.hSAREAHigh = 0;
+#endif
+
+ WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), (char *)&rep);
+ if (rep.busIdStringLength)
+ WriteToClient(client, rep.busIdStringLength, busIdString);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIAuthConnection(
+ register ClientPtr client
+)
+{
+ xXF86DRIAuthConnectionReply rep;
+
+ REQUEST(xXF86DRIAuthConnectionReq);
+ REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.authenticated = 1;
+
+ if (!DRIAuthConnection( screenInfo.screens[stuff->screen], stuff->magic)) {
+ ErrorF("Failed to authenticate %lu\n", (unsigned long)stuff->magic);
+ rep.authenticated = 0;
+ }
+ WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRICloseConnection(
+ register ClientPtr client
+)
+{
+ REQUEST(xXF86DRICloseConnectionReq);
+ REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ DRICloseConnection( screenInfo.screens[stuff->screen]);
+
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetClientDriverName(
+ register ClientPtr client
+)
+{
+ xXF86DRIGetClientDriverNameReply rep;
+ char* clientDriverName;
+
+ REQUEST(xXF86DRIGetClientDriverNameReq);
+ REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ DRIGetClientDriverName( screenInfo.screens[stuff->screen],
+ (int *)&rep.ddxDriverMajorVersion,
+ (int *)&rep.ddxDriverMinorVersion,
+ (int *)&rep.ddxDriverPatchVersion,
+ &clientDriverName);
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.clientDriverNameLength = 0;
+ if (clientDriverName)
+ rep.clientDriverNameLength = strlen(clientDriverName);
+ rep.length = (SIZEOF(xXF86DRIGetClientDriverNameReply) -
+ SIZEOF(xGenericReply) +
+ ((rep.clientDriverNameLength + 3) & ~3)) >> 2;
+
+ WriteToClient(client,
+ sizeof(xXF86DRIGetClientDriverNameReply), (char *)&rep);
+ if (rep.clientDriverNameLength)
+ WriteToClient(client,
+ rep.clientDriverNameLength,
+ clientDriverName);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRICreateContext(
+ register ClientPtr client
+)
+{
+ xXF86DRICreateContextReply rep;
+ ScreenPtr pScreen;
+ VisualPtr visual;
+ int i;
+
+ REQUEST(xXF86DRICreateContextReq);
+ REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ pScreen = screenInfo.screens[stuff->screen];
+ visual = pScreen->visuals;
+
+ /* Find the requested X visual */
+ for (i = 0; i < pScreen->numVisuals; i++, visual++)
+ if (visual->vid == stuff->visual)
+ break;
+ if (i == pScreen->numVisuals) {
+ /* No visual found */
+ return BadValue;
+ }
+
+ if (!DRICreateContext( pScreen,
+ visual,
+ stuff->context,
+ (drm_context_t *)&rep.hHWContext)) {
+ return BadValue;
+ }
+
+ WriteToClient(client, sizeof(xXF86DRICreateContextReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDestroyContext(
+ register ClientPtr client
+)
+{
+ REQUEST(xXF86DRIDestroyContextReq);
+ REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ if (!DRIDestroyContext( screenInfo.screens[stuff->screen],
+ stuff->context)) {
+ return BadValue;
+ }
+
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRICreateDrawable(
+ ClientPtr client
+)
+{
+ xXF86DRICreateDrawableReply rep;
+ DrawablePtr pDrawable;
+
+ REQUEST(xXF86DRICreateDrawableReq);
+ REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
+ (Drawable)stuff->drawable,
+ client,
+ SecurityReadAccess))) {
+ return BadValue;
+ }
+
+ if (!DRICreateDrawable( screenInfo.screens[stuff->screen],
+ (Drawable)stuff->drawable,
+ pDrawable,
+ (drm_drawable_t *)&rep.hHWDrawable)) {
+ return BadValue;
+ }
+
+ WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), (char *)&rep);
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDestroyDrawable(
+ register ClientPtr client
+)
+{
+ REQUEST(xXF86DRIDestroyDrawableReq);
+ DrawablePtr pDrawable;
+ REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
+ (Drawable)stuff->drawable,
+ client,
+ SecurityReadAccess))) {
+ return BadValue;
+ }
+
+ if (!DRIDestroyDrawable( screenInfo.screens[stuff->screen],
+ (Drawable)stuff->drawable,
+ pDrawable)) {
+ return BadValue;
+ }
+
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetDrawableInfo(
+ register ClientPtr client
+)
+{
+ xXF86DRIGetDrawableInfoReply rep;
+ DrawablePtr pDrawable;
+ int X, Y, W, H;
+ drm_clip_rect_t * pClipRects;
+ drm_clip_rect_t * pBackClipRects;
+ int backX, backY;
+
+ REQUEST(xXF86DRIGetDrawableInfoReq);
+ REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!(pDrawable = (DrawablePtr)SecurityLookupDrawable(
+ (Drawable)stuff->drawable,
+ client,
+ SecurityReadAccess))) {
+ return BadValue;
+ }
+
+ if (!DRIGetDrawableInfo( screenInfo.screens[stuff->screen],
+ pDrawable,
+ (unsigned int*)&rep.drawableTableIndex,
+ (unsigned int*)&rep.drawableTableStamp,
+ (int*)&X,
+ (int*)&Y,
+ (int*)&W,
+ (int*)&H,
+ (int*)&rep.numClipRects,
+ &pClipRects,
+ &backX,
+ &backY,
+ (int*)&rep.numBackClipRects,
+ &pBackClipRects)) {
+ return BadValue;
+ }
+
+ rep.drawableX = X;
+ rep.drawableY = Y;
+ rep.drawableWidth = W;
+ rep.drawableHeight = H;
+ rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) -
+ SIZEOF(xGenericReply));
+
+ rep.backX = backX;
+ rep.backY = backY;
+
+ if (rep.numBackClipRects)
+ rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;
+
+ if (rep.numClipRects)
+ rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
+
+ rep.length = ((rep.length + 3) & ~3) >> 2;
+
+ WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), (char *)&rep);
+
+ if (rep.numClipRects) {
+ WriteToClient(client,
+ sizeof(drm_clip_rect_t) * rep.numClipRects,
+ (char *)pClipRects);
+ }
+
+ if (rep.numBackClipRects) {
+ WriteToClient(client,
+ sizeof(drm_clip_rect_t) * rep.numBackClipRects,
+ (char *)pBackClipRects);
+ }
+
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIGetDeviceInfo(
+ register ClientPtr client
+)
+{
+ xXF86DRIGetDeviceInfoReply rep;
+ drm_handle_t hFrameBuffer;
+ void *pDevPrivate;
+
+ REQUEST(xXF86DRIGetDeviceInfoReq);
+ REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
+ if (stuff->screen >= screenInfo.numScreens) {
+ client->errorValue = stuff->screen;
+ return BadValue;
+ }
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ if (!DRIGetDeviceInfo( screenInfo.screens[stuff->screen],
+ &hFrameBuffer,
+ (int*)&rep.framebufferOrigin,
+ (int*)&rep.framebufferSize,
+ (int*)&rep.framebufferStride,
+ (int*)&rep.devPrivateSize,
+ &pDevPrivate)) {
+ return BadValue;
+ }
+
+ rep.hFrameBufferLow = (CARD32)(hFrameBuffer & 0xffffffff);
+#if defined(LONG64) && !defined(__linux__)
+ rep.hFrameBufferHigh = (CARD32)(hFrameBuffer >> 32);
+#else
+ rep.hFrameBufferHigh = 0;
+#endif
+
+ rep.length = 0;
+ if (rep.devPrivateSize) {
+ rep.length = (SIZEOF(xXF86DRIGetDeviceInfoReply) -
+ SIZEOF(xGenericReply) +
+ ((rep.devPrivateSize + 3) & ~3)) >> 2;
+ }
+
+ WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), (char *)&rep);
+ if (rep.length) {
+ WriteToClient(client, rep.devPrivateSize, (char *)pDevPrivate);
+ }
+ return (client->noClientException);
+}
+
+static int
+ProcXF86DRIDispatch (
+ register ClientPtr client
+)
+{
+ REQUEST(xReq);
+
+ switch (stuff->data)
+ {
+ case X_XF86DRIQueryVersion:
+ return ProcXF86DRIQueryVersion(client);
+ case X_XF86DRIQueryDirectRenderingCapable:
+ return ProcXF86DRIQueryDirectRenderingCapable(client);
+ }
+
+ if (!LocalClient(client))
+ return DRIErrorBase + XF86DRIClientNotLocal;
+
+ switch (stuff->data)
+ {
+ case X_XF86DRIOpenConnection:
+ return ProcXF86DRIOpenConnection(client);
+ case X_XF86DRICloseConnection:
+ return ProcXF86DRICloseConnection(client);
+ case X_XF86DRIGetClientDriverName:
+ return ProcXF86DRIGetClientDriverName(client);
+ case X_XF86DRICreateContext:
+ return ProcXF86DRICreateContext(client);
+ case X_XF86DRIDestroyContext:
+ return ProcXF86DRIDestroyContext(client);
+ case X_XF86DRICreateDrawable:
+ return ProcXF86DRICreateDrawable(client);
+ case X_XF86DRIDestroyDrawable:
+ return ProcXF86DRIDestroyDrawable(client);
+ case X_XF86DRIGetDrawableInfo:
+ return ProcXF86DRIGetDrawableInfo(client);
+ case X_XF86DRIGetDeviceInfo:
+ return ProcXF86DRIGetDeviceInfo(client);
+ case X_XF86DRIAuthConnection:
+ return ProcXF86DRIAuthConnection(client);
+ /* {Open,Close}FullScreen are deprecated now */
+ default:
+ return BadRequest;
+ }
+}
+
+static int
+SProcXF86DRIQueryVersion(
+ register ClientPtr client
+)
+{
+ register int n;
+ REQUEST(xXF86DRIQueryVersionReq);
+ swaps(&stuff->length, n);
+ return ProcXF86DRIQueryVersion(client);
+}
+
+static int
+SProcXF86DRIDispatch (
+ register ClientPtr client
+)
+{
+ REQUEST(xReq);
+
+ /* It is bound to be non-local when there is byte swapping */
+ if (!LocalClient(client))
+ return DRIErrorBase + XF86DRIClientNotLocal;
+
+ /* only local clients are allowed DRI access */
+ switch (stuff->data)
+ {
+ case X_XF86DRIQueryVersion:
+ return SProcXF86DRIQueryVersion(client);
+ default:
+ return BadRequest;
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 11:59:45 +0000