From 29c1fdd0ce57a7a69e4d90eaacff7102b69bca9c Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Mon, 5 Nov 2007 09:28:28 -0700
Subject: [PATCH] better use of intel_context() cast wrappers

---
 src/mesa/drivers/dri/intel_winsys/intel_context.c     |  9 +++------
 src/mesa/drivers/dri/intel_winsys/intel_context.h     | 10 +++++++++-
 src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c |  7 +++----
 3 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/src/mesa/drivers/dri/intel_winsys/intel_context.c b/src/mesa/drivers/dri/intel_winsys/intel_context.c
index ac2e71d6dc4..c1169c621fe 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_context.c
+++ b/src/mesa/drivers/dri/intel_winsys/intel_context.c
@@ -163,8 +163,7 @@ intelCreateContext(const __GLcontextModes * mesaVis,
 void
 intelDestroyContext(__DRIcontextPrivate * driContextPriv)
 {
-   struct intel_context *intel =
-      (struct intel_context *) driContextPriv->driverPrivate;
+   struct intel_context *intel = intel_context(driContextPriv);
 
    assert(intel);               /* should never be null */
    if (intel) {
@@ -191,8 +190,7 @@ intelDestroyContext(__DRIcontextPrivate * driContextPriv)
 GLboolean
 intelUnbindContext(__DRIcontextPrivate * driContextPriv)
 {
-   struct intel_context *intel
-      = (struct intel_context *) driContextPriv->driverPrivate;
+   struct intel_context *intel = intel_context(driContextPriv);
    st_flush(intel->st);
    return GL_TRUE;
 }
@@ -204,8 +202,7 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv,
                  __DRIdrawablePrivate * driReadPriv)
 {
    if (driContextPriv) {
-      struct intel_context *intel
-         = (struct intel_context *) driContextPriv->driverPrivate;
+      struct intel_context *intel = intel_context(driContextPriv);
       struct intel_framebuffer *draw_fb = intel_framebuffer(driDrawPriv);
       struct intel_framebuffer *read_fb = intel_framebuffer(driReadPriv);
 
diff --git a/src/mesa/drivers/dri/intel_winsys/intel_context.h b/src/mesa/drivers/dri/intel_winsys/intel_context.h
index b2c5bfc9a22..32fb37dd94d 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_context.h
+++ b/src/mesa/drivers/dri/intel_winsys/intel_context.h
@@ -145,12 +145,20 @@ extern int __intel_debug;
 
 /** Cast wrapper */
 static INLINE struct intel_context *
-intel_context(GLcontext * ctx)
+intel_context_mesa(GLcontext * ctx)
 {
    return (struct intel_context *) ctx->DriverCtx;
 }
 
 
+/** Cast wrapper */
+static INLINE struct intel_context *
+intel_context(__DRIcontextPrivate *driContextPriv)
+{
+   return (struct intel_context *) driContextPriv->driverPrivate;
+}
+
+
 /** Cast wrapper */
 static INLINE struct intel_framebuffer *
 intel_framebuffer(__DRIdrawablePrivate * driDrawPriv)
diff --git a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
index 7083e813b05..b1cbebb944c 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
+++ b/src/mesa/drivers/dri/intel_winsys/intel_swapbuffers.c
@@ -58,7 +58,7 @@ intelScreenContext(intelScreenPrivate *intelScreen)
      return intelScreen->dummyctxptr;
   }
 
-  return intel_context(ctx);
+  return intel_context_mesa(ctx);
 }
 
 
@@ -117,7 +117,7 @@ intelDisplaySurface(__DRIdrawablePrivate * dPriv,
    /* if this drawable isn't currently bound the LOCK_HARDWARE done on the
       current context (which is what intelScreenContext should return) might
       not get a contended lock and thus cliprects not updated (tests/manywin) */
-   if ((struct intel_context *)dPriv->driContextPriv->driverPrivate != intel)
+   if (intel_context(dPriv->driContextPriv) != intel)
       DRI_VALIDATE_DRAWABLE_INFO(intel->driScreen, dPriv);
 
 
@@ -277,8 +277,7 @@ void
 intelCopySubBuffer(__DRIdrawablePrivate * dPriv, int x, int y, int w, int h)
 {
    if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) {
-      struct intel_context *intel =
-         (struct intel_context *) dPriv->driContextPriv->driverPrivate;
+      struct intel_context *intel = intel_context(dPriv->driContextPriv);
       GLcontext *ctx = intel->st->ctx;
 
       if (ctx->Visual.doubleBufferMode) {
-- 
2.30.2