From 8a861408063765c2b9ab9a76e413c3b1f050552a Mon Sep 17 00:00:00 2001
From: "mrossetti@chromium.org"
 <mrossetti@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Fri, 28 Jan 2011 19:59:11 +0000
Subject: Change size() function to return a size_t so that result size is not
 inadvertently truncated.

BUG=None
TEST=Ran existing unit tests and trybots.

Review URL: http://codereview.chromium.org/6386008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@73001 0039d316-1c4b-4281-b951-d872f2087c98
---
 ipc/ipc_message_utils.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'ipc/ipc_message_utils.h')

diff --git a/ipc/ipc_message_utils.h b/ipc/ipc_message_utils.h
index 723a0b3..2b0fcef 100644
--- a/ipc/ipc_message_utils.h
+++ b/ipc/ipc_message_utils.h
@@ -765,8 +765,10 @@ struct ParamTraits<LogData> {
 template <>
 struct ParamTraits<Message> {
   static void Write(Message* m, const Message& p) {
-    m->WriteInt(p.size());
-    m->WriteData(reinterpret_cast<const char*>(p.data()), p.size());
+    DCHECK(p.size() <= INT_MAX);
+    int message_size = static_cast<int>(p.size());
+    m->WriteInt(message_size);
+    m->WriteData(reinterpret_cast<const char*>(p.data()), message_size);
   }
   static bool Read(const Message* m, void** iter, Message* r) {
     int size;
-- 
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