From a814d843adf07207386513a1fa8d28685487332f Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles@transmissionbt.com>
Date: Sun, 15 Jul 2007 22:18:49 +0000
Subject: [PATCH] get UPNP working again.  huge thanks to BigBossman and
 persept for doggedly tracking down this bug.

---
 libtransmission/utils.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/libtransmission/utils.c b/libtransmission/utils.c
index f92f3ac6e..4dd1d8eb0 100644
--- a/libtransmission/utils.c
+++ b/libtransmission/utils.c
@@ -168,6 +168,7 @@ int tr_rand( int sup )
 }
 
 
+#if 0
 void*
 tr_memmem( const void* haystack, size_t hl,
            const void* needle,   size_t nl)
@@ -186,6 +187,38 @@ tr_memmem( const void* haystack, size_t hl,
 
     return NULL;
 }
+#else
+void * tr_memmem ( const void *vbig, size_t big_len,
+                   const void *vlittle, size_t little_len )
+{
+    const char *big = vbig;
+    const char *little = vlittle;
+    size_t ii, jj;
+
+    if( 0 == big_len || 0 == little_len )
+    {
+        return NULL;
+    }
+
+    for( ii = 0; ii + little_len <= big_len; ii++ )
+    {
+        for( jj = 0; jj < little_len; jj++ )
+        {
+            if( big[ii + jj] != little[jj] )
+            {
+                break;
+            }
+        }
+        if( jj == little_len )
+        {
+            return (char*)big + ii;
+        }
+    }
+
+    return NULL;
+}
+#endif
+
 
 int tr_mkdir( char * path )
 {