From 81bc750723a18f21cd17d1b173cd2a4dda9cea6e Mon Sep 17 00:00:00 2001
From: Ben Murdoch <benm@google.com>
Date: Tue, 24 May 2011 11:24:40 +0100
Subject: Merge WebKit at r80534: Intial merge by Git

Change-Id: Ia7a83357124c9e1cdb1debf55d9661ec0bd09a61
---
 Source/JavaScriptCore/wtf/OSRandomSource.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'Source/JavaScriptCore/wtf/OSRandomSource.cpp')

diff --git a/Source/JavaScriptCore/wtf/OSRandomSource.cpp b/Source/JavaScriptCore/wtf/OSRandomSource.cpp
index 0c1416a..7d86f6f 100644
--- a/Source/JavaScriptCore/wtf/OSRandomSource.cpp
+++ b/Source/JavaScriptCore/wtf/OSRandomSource.cpp
@@ -29,6 +29,10 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+#if OS(SYMBIAN)
+#include <e32math.h>
+#endif
+
 #if OS(UNIX)
 #include <fcntl.h>
 #include <unistd.h>
@@ -44,7 +48,19 @@ namespace WTF {
 #if USE(OS_RANDOMNESS)
 void cryptographicallyRandomValuesFromOS(unsigned char* buffer, size_t length)
 {
-#if OS(UNIX)
+#if OS(SYMBIAN)
+    TInt random;
+    while (length > sizeof(random)) {
+        random = Math::Random();
+        memcpy(buffer, &random, sizeof(random));
+        length -= sizeof(random);
+        buffer += sizeof(random);
+    }
+    if (length > 0) {
+        random = Math::Random();
+        memcpy(buffer, &random, length);
+    }
+#elif OS(UNIX)
     int fd = open("/dev/urandom", O_RDONLY, 0);
     if (fd < 0)
         CRASH(); // We need /dev/urandom for this API to work...
-- 
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