Change AESCrypt to support mutiple key type (string and byte)

This commit is contained in:
manzerbredes 2015-03-11 16:47:05 +04:00
parent 0b16b8eb9a
commit e261782473
4 changed files with 40 additions and 3 deletions

View file

@ -33,6 +33,18 @@ std::string AESCrypt::encrypt(std::string key, std::string data){
byte digest[32];
hash.getSHA_256(key, digest, (int)sizeof(digest));
return encryptRoutine(data, digest, sizeof(digest));
}
//Encrypt string
std::string AESCrypt::encrypt(byte* key, std::string data){
return encryptRoutine(data, key, 32);
}
std::string AESCrypt::encryptRoutine(std::string data, byte* digest, int size){
//Contain data encrypted
std::string cipher;
@ -41,7 +53,7 @@ std::string AESCrypt::encrypt(std::string key, std::string data){
try{
//Create encoder to encrypt data
CryptoPP::ECB_Mode<CryptoPP::AES>::Encryption encoder;
encoder.SetKey( digest, sizeof(digest) );
encoder.SetKey( digest, size );
//Encrypt data with StreamTransformationFilter with NO PADDING
CryptoPP::StringSource ss1(data, true,
@ -61,10 +73,20 @@ std::string AESCrypt::encrypt(std::string key, std::string data){
//return encrypted data
return cipher;
}
//Decrypt string
std::string AESCrypt::decrypt(std::string key, std::string data){

View file

@ -67,6 +67,11 @@ class AESCrypt : public AbstractSKA {
*/
virtual std::string decrypt(std::string key, std::string data);
std::string encrypt(byte* key, std::string data);
std::string encryptRoutine(std::string data, byte* digest, int size);
private:
HASHCrypt hash; ///< hash instance to generate SHA-256 hash code.