Add basic support for GLX extension

Signed-off-by: Kristian Høgsberg <krh@bitplanet.net>

1 files changed, 239 insertions, 0 deletions

diff --git a/decode_glx.c b/decode_glx.c
new file mode 100644
index 0000000..2ddf1af
--- /dev/null
+++ b/decode_glx.c
@@ -0,0 +1,239 @@
+/*
+ * Copyright © 2010 Intel Corporation
+ *
+ * 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, sublicense,
+ * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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:
+ *    Kristian Høgsberg <krh@bitplanet.net>
+ *
+ */
+
+
+#include <stdio.h>
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#define _GLX_SERVER_
+#include "scope.h"
+#include "x11.h"
+#include "glxscope.h"
+#include "extensions.h"
+
+static unsigned char GLXRequest, GLXError, GLXEvent;
+#define GLXNError	13
+
+
+static void
+glx_decode_req (
+    FD fd,
+    const unsigned char *buf)
+{
+  short Major = IByte (&buf[0]);
+  short Minor = IByte (&buf[1]);
+
+  switch (Minor) {
+  case 1: GLXRender (fd, buf); break;
+  case 2: GLXRenderLarge (fd, buf); break;
+  case 3: GLXCreateContext (fd, buf); break;
+  case 4: GLXDestroyContext (fd, buf); break;
+  case 5: GLXMakeCurrent (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 6: GLXIsDirect (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 7: GLXQueryVersion (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 8: GLXWaitGL (fd, buf); break;
+  case 9: GLXWaitX (fd, buf); break;
+  case 10: GLXCopyContext (fd, buf); break;
+  case 11: GLXSwapBuffers (fd, buf); break;
+  case 12: GLXUseXFont (fd, buf); break;
+  case 13: GLXCreateGLXPixmap (fd, buf); break;
+  case 14: GLXGetVisualConfigs (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 15: GLXDestroyGLXPixmap (fd, buf); break;
+  case 16: GLXVendorPrivate (fd, buf); break;
+  case 17: GLXVendorPrivateWithReply (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 18: GLXQueryExtensionsString (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 19: GLXQueryServerString (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 20: GLXClientInfo (fd, buf); break;
+  case 21: GLXGetFBConfigs (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 22: GLXCreatePixmap (fd, buf); break;
+  case 23: GLXDestroyPixmap (fd, buf); break;
+  case 24: GLXCreateNewContext (fd, buf); break;
+  case 25: GLXQueryContext (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 26: GLXMakeContextCurrent (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 27: GLXCreatePbuffer (fd, buf); break;
+  case 28: GLXDestroyPbuffer (fd, buf); break;
+  case 29: GLXGetDrawableAttributes (fd, buf); ExtendedReplyExpected (fd, Major, Minor); break;
+  case 30: GLXChangeDrawableAttributes (fd, buf); break;
+  case 31: GLXCreateWindow (fd, buf); break;
+  case 32: GLXDestroyWindow (fd, buf); break;
+  default:
+    ExtendedRequest(fd, buf);
+    ExtendedReplyExpected(fd, Major, Minor);
+    break;
+  }
+}
+
+static void
+glx_decode_reply (
+    FD fd,
+    const unsigned char *buf,
+    short RequestMinor)
+{
+    switch (RequestMinor) {
+    case 5: GLXMakeCurrentReply (fd, buf); break;
+    case 6: GLXIsDirectReply (fd, buf); break;
+    case 7: GLXQueryVersionReply (fd, buf); break;
+    case 14: GLXGetVisualConfigsReply (fd, buf); break;
+    case 17: GLXVendorPrivateWithReplyReply (fd, buf); break;
+    case 18: GLXQueryExtensionsStringReply (fd, buf); break;
+    case 19: GLXQueryServerStringReply (fd, buf); break;
+    case 21: GLXGetFBConfigsReply (fd, buf); break;
+    case 25: GLXQueryContextReply (fd, buf); break;
+    case 26: GLXMakeContextCurrentReply (fd, buf); break;
+    case 29: GLXGetDrawableAttributesReply (fd, buf); break;
+    default: UnknownReply(buf); break;
+    }
+}
+
+static void
+glx_decode_error (
+    FD fd,
+    const unsigned char *buf)
+{
+    short error = IByte(&buf[1]) - GLXError;
+  
+    switch (error) {
+    case 0: GLXBadContextError (fd, buf); break;
+    case 1: GLXBadContextStateError (fd, buf); break;
+    case 2: GLXBadDrawableError (fd, buf); break;
+    case 3: GLXBadPixmapError (fd, buf); break;
+    case 4: GLXBadContextTagError (fd, buf); break;
+    case 5: GLXBadCurrentWindowError (fd, buf); break;
+    case 6: GLXBadRenderRequestError (fd, buf); break;
+    case 7: GLXBadLargeRequestError (fd, buf); break;
+    case 8: GLXUnsupportedPrivateRequestError (fd, buf); break;
+    case 9: GLXBadFBConfigError (fd, buf); break;
+    case 10: GLXBadPbufferError (fd, buf); break;
+    case 11: GLXBadCurrentDrawableError (fd, buf); break;
+    case 12: GLXBadWindowError (fd, buf); break;
+    default:
+	break;
+    }
+}
+
+static void
+glx_decode_event (
+    FD fd,
+    const unsigned char *buf)
+{
+  short	event = IByte(&buf[0]) - GLXEvent;
+
+  switch (event) {
+    break;
+  }
+}
+
+void
+InitializeGLX (const unsigned char *buf)
+{
+  TYPE    p;
+  int	errcode;
+
+  GLXRequest = (unsigned char)(buf[9]);
+  GLXEvent = (unsigned char)(buf[10]);
+  GLXError = (unsigned char)(buf[11]);
+
+  DefineEValue (&TD[REQUEST], (unsigned long) GLXRequest, "GlxRequest");
+  DefineEValue (&TD[REPLY], (unsigned long) GLXRequest, "GlxReply");
+
+  DefineEValue (&TD[EVENT], (unsigned long) GLXEvent, "GlxEvent");
+
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 0, "GLXBadContext");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 1, "GLXBadContextState");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 2, "GLXBadDrawable");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 3, "GLXBadPixmap");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 4, "GLXBadContextTag");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 5, "GLXBadCurrentWindow");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 6, "GLXBadRenderRequest");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 7, "GLXBadLargeRequest");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 8, "GLXUnsupportedPrivateRequest");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 9, "GLXBadFBConfig");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 10, "GLXBadPbuffer");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 11, "GLXBadCurrentDrawable");
+  DefineEValue (&TD[ERROR], (unsigned long) GLXError + 12, "GLXBadWindow");
+
+
+  p = DefineType(GLXREQUEST, ENUMERATED, "GLXREQUEST", (PrintProcType) PrintENUMERATED);
+  DefineEValue(p, 1L, "GLXRender");
+  DefineEValue(p, 2L, "GLXRenderLarge");
+  DefineEValue(p, 3L, "GLXCreateContext");
+  DefineEValue(p, 4L, "GLXDestroyContext");
+  DefineEValue(p, 5L, "GLXMakeCurrent");
+  DefineEValue(p, 6L, "GLXIsDirect");
+  DefineEValue(p, 7L, "GLXQueryVersion");
+  DefineEValue(p, 8L, "GLXWaitGL");
+  DefineEValue(p, 9L, "GLXWaitX");
+  DefineEValue(p, 10L, "GLXCopyContext");
+  DefineEValue(p, 11L, "GLXSwapBuffers");
+  DefineEValue(p, 12L, "GLXUseXFont");
+  DefineEValue(p, 13L, "GLXCreateGLXPixmap");
+  DefineEValue(p, 14L, "GLXGetVisualConfigs");
+  DefineEValue(p, 15L, "GLXDestroyGLXPixmap");
+  DefineEValue(p, 16L, "GLXVendorPrivate");
+  DefineEValue(p, 17L, "GLXVendorPrivateWithReply");
+  DefineEValue(p, 18L, "GLXQueryExtensionsString");
+  DefineEValue(p, 19L, "GLXQueryServerString");
+  DefineEValue(p, 20L, "GLXClientInfo");
+  DefineEValue(p, 21L, "GLXGetFBConfigs");
+  DefineEValue(p, 22L, "GLXCreatePixmap");
+  DefineEValue(p, 23L, "GLXDestroyPixmap");
+  DefineEValue(p, 24L, "GLXCreateNewContext");
+  DefineEValue(p, 25L, "GLXQueryContext");
+  DefineEValue(p, 26L, "GLXMakeContextCurrent");
+  DefineEValue(p, 27L, "GLXCreatePbuffer");
+  DefineEValue(p, 28L, "GLXDestroyPbuffer");
+  DefineEValue(p, 29L, "GLXGetDrawableAttributes");
+  DefineEValue(p, 30L, "GLXChangeDrawableAttributes");
+  DefineEValue(p, 31L, "GLXCreateWindow");
+  DefineEValue(p, 32L, "GLXDestroyWindow");
+
+  p = DefineType(GLXREPLY, ENUMERATED, "GLXREPLY", (PrintProcType) PrintENUMERATED);
+  DefineEValue(p, 17L, "GLXVendorPrivateWithReply");
+  DefineEValue(p, 5L, "GLXMakeCurrentReply");
+  DefineEValue(p, 6L, "GLXIsDirectReply");
+  DefineEValue(p, 7L, "GLXQueryVersionReply");
+  DefineEValue(p, 14L, "GLXGetVisualConfigsReply");
+  DefineEValue(p, 17L, "GLXVendorPrivateWithReplyReply");
+  DefineEValue(p, 18L, "GLXQueryExtensionsStringReply");
+  DefineEValue(p, 19L, "GLXQueryServerStringReply");
+  DefineEValue(p, 21L, "GLXGetFBConfigsReply");
+  DefineEValue(p, 25L, "GLXQueryContextReply");
+  DefineEValue(p, 26L, "GLXMakeContextCurrentReply");
+  DefineEValue(p, 29L, "GLXGetDrawableAttributesReply");
+
+  p = DefineType(GLXEVENT, ENUMERATED, "GLXEVENT", (PrintProcType) PrintENUMERATED);
+  DefineEValue (p, 0L, "PbufferClobberEvent");
+  DefineEValue (p, 1L, "BufferSwapComplete");
+
+  InitializeExtensionDecoder(GLXRequest, glx_decode_req,
+			     glx_decode_reply);
+  InitializeExtensionEventDecoder(GLXEvent, glx_decode_event);
+  for (errcode = GLXError; errcode < (GLXError + GLXNError) ;
+       errcode ++) {
+      InitializeExtensionErrorDecoder(errcode, glx_decode_error);
+  }
+}