From adbff7e977c7c768e752a24fb643d68bdf961bfe Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Fri, 22 Apr 2005 21:09:39 +0000
Subject: initial EGL code

---
 src/egl/main/egldisplay.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 src/egl/main/egldisplay.c

(limited to 'src/egl/main/egldisplay.c')

diff --git a/src/egl/main/egldisplay.c b/src/egl/main/egldisplay.c
new file mode 100644
index 0000000000..0f298108c3
--- /dev/null
+++ b/src/egl/main/egldisplay.c
@@ -0,0 +1,71 @@
+#include <stdlib.h>
+#include <string.h>
+#include "eglcontext.h"
+#include "egldisplay.h"
+#include "eglglobals.h"
+#include "eglhash.h"
+
+
+static char *
+my_strdup(const char *s)
+{
+   int l = strlen(s);
+   char *s2 = malloc(l + 1);
+   strcpy(s2, s);
+   return s2;
+}
+
+
+/**
+ * We're assuming that the NativeDisplayType parameter is actually
+ * a string.
+ * Return a new _EGLDisplay object for the given displayName
+ */
+_EGLDisplay *
+_eglNewDisplay(NativeDisplayType displayName)
+{
+   _EGLDisplay *dpy = (_EGLDisplay *) malloc(sizeof(_EGLDisplay));
+   if (dpy) {
+      dpy->Handle = _eglHashGenKey(_eglGlobal.Displays);
+      _eglHashInsert(_eglGlobal.Displays, dpy->Handle, dpy);
+      if (displayName)
+         dpy->Name = my_strdup(displayName);
+      else
+         dpy->Name = NULL;
+      dpy->Driver = NULL;  /* this gets set later */
+   }
+   return dpy;
+}
+
+
+/**
+ * Return the _EGLDisplay object that corresponds to the given public/
+ * opaque display handle.
+ */
+_EGLDisplay *
+_eglLookupDisplay(EGLDisplay dpy)
+{
+   _EGLDisplay *d = (_EGLDisplay *) _eglHashLookup(_eglGlobal.Displays, dpy);
+   return d;
+}
+
+
+_EGLDisplay *
+_eglGetCurrentDisplay(void)
+{
+   _EGLContext *ctx = _eglGetCurrentContext();
+   if (ctx)
+      return ctx->Display;
+   else
+      return NULL;
+}
+
+
+void
+_eglDeleteDisplay(_EGLDisplay *disp)
+{
+   /* XXX incomplete */
+   free(disp->Configs);
+   free(disp);
+}
+
-- 
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