From 7715db0b6089b072ea96ced32c205b786b7e7a86 Mon Sep 17 00:00:00 2001
From: Christophe Grenier <grenier@cgsecurity.org>
Date: Wed, 5 Jan 2011 07:55:58 +0100
Subject: [PATCH] PhotoRec: allows atom size up to 2GB

---
 src/file_mov.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/file_mov.c b/src/file_mov.c
index cc06659e..7d75207a 100644
--- a/src/file_mov.c
+++ b/src/file_mov.c
@@ -78,9 +78,8 @@ static int header_check_mov(const unsigned char *buffer, const unsigned int buff
   }
   while(i<buffer_size-8)
   {
-    unsigned int atom_size;
-    atom_size=(buffer[i+0]<<24)+(buffer[i+1]<<16)+(buffer[i+2]<<8)+buffer[i+3];
-    if(atom_size<8 || atom_size>1024*1024*1024)
+    const unsigned int atom_size=(buffer[i+0]<<24)+(buffer[i+1]<<16)+(buffer[i+2]<<8)+buffer[i+3];
+    if(atom_size<8 || atom_size > (unsigned int)2*1024*1024*1024)
       return 0;
     /* check for commun atom type */
     if(buffer[i+4]=='p' && buffer[i+5]=='n' && buffer[i+6]=='o' && buffer[i+7]=='t')