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Diffstat (limited to 'src/ui/aes/qaesencryption.h')
| -rw-r--r-- | src/ui/aes/qaesencryption.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/src/ui/aes/qaesencryption.h b/src/ui/aes/qaesencryption.h new file mode 100644 index 00000000..ec8023b3 --- /dev/null +++ b/src/ui/aes/qaesencryption.h @@ -0,0 +1,165 @@ +#ifndef QAESENCRYPTION_H +#define QAESENCRYPTION_H + +#ifdef QtAES_EXPORTS +#include "qtaes_export.h" +#else +#define QTAESSHARED_EXPORT +#endif + +#include <QByteArray> +#include <QObject> + +#ifdef __linux__ +#ifndef __LP64__ +#define do_rdtsc _do_rdtsc +#endif +#endif + +class QTAESSHARED_EXPORT QAESEncryption : public QObject { + Q_OBJECT + public: + enum Aes { AES_128, AES_192, AES_256 }; + + enum Mode { ECB, CBC, CFB, OFB }; + + enum Padding { ZERO, PKCS7, ISO }; + + static QByteArray Crypt( + QAESEncryption::Aes level, QAESEncryption::Mode mode, + const QByteArray &rawText, const QByteArray &key, + const QByteArray &iv = QByteArray(), + QAESEncryption::Padding padding = QAESEncryption::ISO); + static QByteArray Decrypt( + QAESEncryption::Aes level, QAESEncryption::Mode mode, + const QByteArray &rawText, const QByteArray &key, + const QByteArray &iv = QByteArray(), + QAESEncryption::Padding padding = QAESEncryption::ISO); + static QByteArray ExpandKey(QAESEncryption::Aes level, + QAESEncryption::Mode mode, const QByteArray &key); + static QByteArray RemovePadding( + const QByteArray &rawText, + QAESEncryption::Padding padding = QAESEncryption::ISO); + + QAESEncryption(QAESEncryption::Aes level, QAESEncryption::Mode mode, + QAESEncryption::Padding padding = QAESEncryption::ISO); + + QByteArray encode(const QByteArray &rawText, const QByteArray &key, + const QByteArray &iv = QByteArray()); + QByteArray decode(const QByteArray &rawText, const QByteArray &key, + const QByteArray &iv = QByteArray()); + QByteArray removePadding(const QByteArray &rawText); + QByteArray expandKey(const QByteArray &key); + + QByteArray printArray(uchar *arr, int size); + Q_SIGNALS: + + public Q_SLOTS: + + private: + int m_nb; + int m_blocklen; + int m_level; + int m_mode; + int m_nk; + int m_keyLen; + quint8 m_nr; + int m_expandedKey; + int m_padding; + bool m_aesNIAvailable; + QByteArray *m_state; + + struct AES256 { + int nk = 8; + int keylen = 32; + int nr = 14; + int expandedKey = 240; + }; + + struct AES192 { + int nk = 6; + int keylen = 24; + int nr = 12; + int expandedKey = 209; + }; + + struct AES128 { + int nk = 4; + int keylen = 16; + int nr = 10; + int expandedKey = 176; + }; + + quint8 getSBoxValue(quint8 num) { return sbox[num]; } + quint8 getSBoxInvert(quint8 num) { return rsbox[num]; } + + void addRoundKey(const quint8 round, const QByteArray &expKey); + void subBytes(); + void shiftRows(); + void mixColumns(); + void invMixColumns(); + void invSubBytes(); + void invShiftRows(); + QByteArray getPadding(int currSize, int alignment); + QByteArray cipher(const QByteArray &expKey, const QByteArray &in); + QByteArray invCipher(const QByteArray &expKey, const QByteArray &in); + QByteArray byteXor(const QByteArray &a, const QByteArray &b); + + const quint8 sbox[256] = { + // 0 1 2 3 4 5 6 7 8 9 A B C + // D E F + 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, + 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, + 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26, + 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, + 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, + 0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, + 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed, + 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, + 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, + 0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, + 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec, + 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, + 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, + 0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, + 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d, + 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, + 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, + 0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, + 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11, + 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, + 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, + 0xb0, 0x54, 0xbb, 0x16}; + + const quint8 rsbox[256] = { + 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, + 0x81, 0xf3, 0xd7, 0xfb, 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, + 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, 0x54, 0x7b, 0x94, 0x32, + 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, + 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, + 0x6d, 0x8b, 0xd1, 0x25, 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, + 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, 0x6c, 0x70, 0x48, 0x50, + 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, + 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, + 0xb8, 0xb3, 0x45, 0x06, 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, + 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, 0x3a, 0x91, 0x11, 0x41, + 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, + 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, + 0x1c, 0x75, 0xdf, 0x6e, 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, + 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, 0xfc, 0x56, 0x3e, 0x4b, + 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, + 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, + 0x27, 0x80, 0xec, 0x5f, 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, + 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, 0xa0, 0xe0, 0x3b, 0x4d, + 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, + 0x55, 0x21, 0x0c, 0x7d}; + + // The round constant word array, Rcon[i], contains the values given by + // x to th e power (i-1) being powers of x (x is denoted as {02}) in the field + // GF(2^8) Only the first 14 elements are needed + const quint8 Rcon[14] = {0x8d, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, + 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab}; +}; + +#endif // QAESENCRYPTION_H |