+++ /dev/null
-/**
- * KQOAuth - An OAuth authentication library for Qt.
- *
- * Author: Johan Paul (johan.paul@d-pointer.com)
- * http://www.d-pointer.com
- *
- * KQOAuth is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * KQOAuth is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with KQOAuth. If not, see <http://www.gnu.org/licenses/>.
- */
-#include <QString>
-#include <QCryptographicHash>
-#include <QByteArray>
-
-#include <QtDebug>
-#include "kqoauthutils.h"
-
-QString KQOAuthUtils::hmac_sha1(const QString &message, const QString &key)
-{
- QByteArray keyBytes = key.toAscii();
- int keyLength; // Lenght of key word
- const int blockSize = 64; // Both MD5 and SHA-1 have a block size of 64.
-
- keyLength = keyBytes.size();
- // If key is longer than block size, we need to hash the key
- if (keyLength > blockSize) {
- QCryptographicHash hash(QCryptographicHash::Sha1);
- hash.addData(keyBytes);
- keyBytes = hash.result();
- }
-
- /* http://tools.ietf.org/html/rfc2104 - (1) */
- // Create the opad and ipad for the hash function.
- QByteArray ipad;
- QByteArray opad;
-
- ipad.fill( 0, blockSize);
- opad.fill( 0, blockSize);
-
- ipad.replace(0, keyBytes.length(), keyBytes);
- opad.replace(0, keyBytes.length(), keyBytes);
-
- /* http://tools.ietf.org/html/rfc2104 - (2) & (5) */
- for (int i=0; i<64; i++) {
- ipad[i] = ipad[i] ^ 0x36;
- opad[i] = opad[i] ^ 0x5c;
- }
-
- QByteArray workArray;
- workArray.clear();
-
- workArray.append(ipad, 64);
- /* http://tools.ietf.org/html/rfc2104 - (3) */
- workArray.append(message.toAscii());
-
-
- /* http://tools.ietf.org/html/rfc2104 - (4) */
- QByteArray sha1 = QCryptographicHash::hash(workArray, QCryptographicHash::Sha1);
-
- /* http://tools.ietf.org/html/rfc2104 - (6) */
- workArray.clear();
- workArray.append(opad, 64);
- workArray.append(sha1);
-
- sha1.clear();
-
- /* http://tools.ietf.org/html/rfc2104 - (7) */
- sha1 = QCryptographicHash::hash(workArray, QCryptographicHash::Sha1);
- return QString(sha1.toBase64());
-}