flewkey/cuberite-2a
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Fixed offline UUID generator.

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It generated invalid UUIDs, too many hex chars.
This commit is contained in:
Mattes D 2014-06-29 18:27:41 +02:00
parent 3b3160d6b4
commit 3c631fc0f9
1 changed files with 4 additions and 2 deletions
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6
src/ClientHandle.cpp
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@ -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]
);