From 3c631fc0f95f383c53d18cd7760ab2e3a8609240 Mon Sep 17 00:00:00 2001 From: Mattes D Date: Sun, 29 Jun 2014 18:27:41 +0200 Subject: Fixed offline UUID generator. It generated invalid UUIDs, too many hex chars. --- src/ClientHandle.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'src/ClientHandle.cpp') diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp index abe9a86f5..662ee7927 100644 --- a/src/ClientHandle.cpp +++ b/src/ClientHandle.cpp @@ -241,9 +241,11 @@ AString cClientHandle::GenerateOfflineUUID(const AString & a_Username) // Generate an md5 checksum, and use it as base for the ID: unsigned char MD5[16]; md5((const unsigned char *)a_Username.c_str(), a_Username.length(), MD5); + MD5[6] &= 0x0f; // Need to trim to 4 bits only... + MD5[8] &= 0x0f; // ... otherwise %01x overflows into two chars return Printf("%02x%02x%02x%02x-%02x%02x-3%01x%02x-8%01x%02x-%02x%02x%02x%02x%02x%02x", - MD5[0], MD5[1], MD5[2], MD5[3], - MD5[4], MD5[5], MD5[6], MD5[7], + MD5[0], MD5[1], MD5[2], MD5[3], + MD5[4], MD5[5], MD5[6], MD5[7], MD5[8], MD5[9], MD5[10], MD5[11], MD5[12], MD5[13], MD5[14], MD5[15] ); -- cgit v1.2.3