Cockatrice/servatrice/src/passwordhasher.cpp

21 lines
633 B
C++

#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());
}