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added sha512 password hashing, protocol version 13, server version bump

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cockatrice 2011-09-21 13:12:08 +00:00
parent 8344920fdc
commit 53330090fb
6 changed files with 56 additions and 4 deletions
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21
servatrice/src/passwordhasher.cpp Normal file
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#include "passwordhasher.h"
#include <stdio.h>
#include <string.h>
#include <gcrypt.h>
QString PasswordHasher::computeHash(const QString &password, const QString &salt)
{
const int algo = GCRY_MD_SHA512;
const int rounds = 1000;
QByteArray passwordBuffer = (salt + password).toAscii();
int hashLen = gcry_md_get_algo_dlen(algo);
char hash[hashLen], tmp[hashLen];
gcry_md_hash_buffer(algo, hash, passwordBuffer.data(), passwordBuffer.size());
for (int i = 1; i < rounds; ++i) {
memcpy(tmp, hash, hashLen);
gcry_md_hash_buffer(algo, hash, tmp, hashLen);
}
return salt + QString(QByteArray(hash, hashLen).toBase64());
}