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21 lines
633 B
C++
21 lines
633 B
C++
#include "passwordhasher.h"
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#include <stdio.h>
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#include <string.h>
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#include <gcrypt.h>
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QString PasswordHasher::computeHash(const QString &password, const QString &salt)
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{
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const int algo = GCRY_MD_SHA512;
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const int rounds = 1000;
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QByteArray passwordBuffer = (salt + password).toAscii();
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int hashLen = gcry_md_get_algo_dlen(algo);
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char hash[hashLen], tmp[hashLen];
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gcry_md_hash_buffer(algo, hash, passwordBuffer.data(), passwordBuffer.size());
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for (int i = 1; i < rounds; ++i) {
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memcpy(tmp, hash, hashLen);
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gcry_md_hash_buffer(algo, hash, tmp, hashLen);
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}
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return salt + QString(QByteArray(hash, hashLen).toBase64());
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}
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