From 5e66d1893234b3002d71985c05253321d4cdedc4 Mon Sep 17 00:00:00 2001
From: Chia-I Wu <olvaffe@gmail.com>
Date: Sat, 23 Jan 2010 22:53:59 +0800
Subject: egl: Move context functions in egldisplay.[ch] to eglcontext.[ch].

Move functions to where they should be.  There should be no real change
here.
---
 src/egl/main/eglcontext.h | 63 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

(limited to 'src/egl/main/eglcontext.h')

diff --git a/src/egl/main/eglcontext.h b/src/egl/main/eglcontext.h
index cb9e3f4a89..0dcec92488 100644
--- a/src/egl/main/eglcontext.h
+++ b/src/egl/main/eglcontext.h
@@ -65,4 +65,67 @@ _eglIsContextBound(_EGLContext *ctx)
 }
 
 
+extern EGLContext
+_eglLinkContext(_EGLContext *ctx, _EGLDisplay *dpy);
+
+
+extern void
+_eglUnlinkContext(_EGLContext *ctx);
+
+
+#ifndef _EGL_SKIP_HANDLE_CHECK
+
+
+extern EGLBoolean
+_eglCheckContextHandle(EGLContext ctx, _EGLDisplay *dpy);
+
+
+#else /* !_EGL_SKIP_HANDLE_CHECK */
+
+
+static INLINE EGLBoolean
+_eglCheckContextHandle(EGLContext ctx, _EGLDisplay *dpy)
+{
+   _EGLContext *c = (_EGLContext *) ctx;
+   return (dpy && c && c->Display == dpy);
+}
+
+
+#endif /* _EGL_SKIP_HANDLE_CHECK */
+
+
+/**
+ * Lookup a handle to find the linked context.
+ * Return NULL if the handle has no corresponding linked context.
+ */
+static INLINE _EGLContext *
+_eglLookupContext(EGLContext context, _EGLDisplay *dpy)
+{
+   _EGLContext *ctx = (_EGLContext *) context;
+   if (!_eglCheckContextHandle(context, dpy))
+      ctx = NULL;
+   return ctx;
+}
+
+
+/**
+ * Return the handle of a linked context, or EGL_NO_CONTEXT.
+ */
+static INLINE EGLContext
+_eglGetContextHandle(_EGLContext *ctx)
+{
+   return (EGLContext) ((ctx && ctx->Display) ? ctx : EGL_NO_CONTEXT);
+}
+
+
+/**
+ * Return true if the context is linked to a display.
+ */
+static INLINE EGLBoolean
+_eglIsContextLinked(_EGLContext *ctx)
+{
+   return (EGLBoolean) (_eglGetContextHandle(ctx) != EGL_NO_CONTEXT);
+}
+
+
 #endif /* EGLCONTEXT_INCLUDED */
-- 
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