1 files changed, 15 insertions, 2 deletions
diff --git a/xorg-server/hw/xwin/winauth.c b/xorg-server/hw/xwin/winauth.c
index 7d4372549..10bce693b 100644
--- a/xorg-server/hw/xwin/winauth.c
+++ b/xorg-server/hw/xwin/winauth.c
@@ -37,7 +37,6 @@
 /* Includes for authorization */
 #include "securitysrv.h"
 
-
 /*
  * Constants
  */
@@ -57,16 +56,29 @@ static char *g_pAuthData = NULL;
  * Code to generate a MIT-MAGIC-COOKIE-1, copied from under XCSECURITY
  */
 
+
+
 #ifndef XCSECURITY
 static
 void
 GenerateRandomData (int len, char *buf)
 {
     int fd;
+#ifdef _MSC_VER
+    static HANDLE hAdvApi32;
+    static BOOLEAN (_stdcall * RtlGenRandom)(void *,unsigned long);
 
+    if (!hAdvApi32)
+    {
+      hAdvApi32=LoadLibrary("advapi32.dll");
+      RtlGenRandom=(BOOLEAN (_stdcall *)(void*,unsigned long))GetProcAddress(hAdvApi32,"SystemFunction036");
+    }
+    RtlGenRandom(buf, len);
+#else
     fd = open("/dev/urandom", O_RDONLY);
     read(fd, buf, len);
     close(fd);
+#endif
 }
 
 
@@ -139,13 +151,14 @@ winGenerateAuthorization (void)
       ErrorF ("winGenerateAuthorization - GenerateAuthorization failed\n");
       goto auth_bailout;
     }
-
+#ifdef WINDBG
   else
     {
       winDebug("winGenerateAuthorization - GenerateAuthorization success!\n"
 	      "AuthDataLen: %d AuthData: %s\n",
 	      g_uiAuthDataLen, g_pAuthData);
     }
+#endif
 
 #ifdef XCSECURITY
   /* Allocate structure for additional auth information */