39 lines
1 KiB
C++
39 lines
1 KiB
C++
#include "passwordhasher.h"
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#include "rng_sfmt.h"
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#include <QCryptographicHash>
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QString PasswordHasher::computeHash(const QString &password, const QString &salt)
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{
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QCryptographicHash::Algorithm algo = QCryptographicHash::Sha512;
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const int rounds = 1000;
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QByteArray hash = (salt + password).toUtf8();
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for (int i = 0; i < rounds; ++i) {
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hash = QCryptographicHash::hash(hash, algo);
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}
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QString hashedPass = salt + QString(hash.toBase64());
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return hashedPass;
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}
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QString PasswordHasher::generateRandomSalt(const int len)
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{
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static const char alphanum[] = "0123456789"
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"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyz";
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QString ret;
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int size = sizeof(alphanum) - 1;
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for (int i = 0; i < len; ++i) {
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ret.append(alphanum[rng->rand(0, size)]);
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}
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return ret;
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}
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QString PasswordHasher::generateActivationToken()
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{
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return QCryptographicHash::hash(generateRandomSalt().toUtf8(), QCryptographicHash::Md5).toBase64().left(16);
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}
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