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| 1 | #include <cryptopp/cryptlib.h> | ||
| 2 | #include <cryptopp/osrng.h> | ||
| 3 | #include <cryptopp/secblock.h> | ||
| 4 | #include <cryptopp/sha.h> | ||
| 5 | #include <cryptopp/sha3.h> | ||
| 6 | #include <cryptopp/base64.h> | ||
| 7 | #include <cryptopp/filters.h> | ||
| 8 | #include <cryptopp/gcm.h> | ||
| 9 | #include <cryptopp/rsa.h> | ||
| 10 | #include <cryptopp/pssr.h> | ||
| 11 | |||
| 12 | int main() { | ||
| 13 | { | ||
| 14 | CryptoPP::SHA512 sha2; | ||
| 15 | unsigned char digest[CryptoPP::SHA512::DIGESTSIZE]; | ||
| 16 | sha2.Final(digest); | ||
| 17 | } | ||
| 18 | |||
| 19 | { | ||
| 20 | std::string data; | ||
| 21 | const CryptoPP::SecByteBlock key; | ||
| 22 | const CryptoPP::SecByteBlock iv; | ||
| 23 | |||
| 24 | CryptoPP::SecByteBlock ret(0, CryptoPP::AES::MAX_KEYLENGTH); | ||
| 25 | CryptoPP::StringSource(data, true, new CryptoPP::HashFilter(*(new CryptoPP::SHA3_512), new CryptoPP::ArraySink(ret, CryptoPP::AES::MAX_KEYLENGTH))); | ||
| 26 | CryptoPP::GCM< CryptoPP::AES, CryptoPP::GCM_64K_Tables >::Encryption pwenc; | ||
| 27 | pwenc.SetKeyWithIV(key.data(), key.size(), iv.data(), iv.size()); | ||
| 28 | std::string cipher; | ||
| 29 | CryptoPP::StringSource(data, true, new CryptoPP::AuthenticatedEncryptionFilter(pwenc, new CryptoPP::StringSink(cipher), false, 16)); | ||
| 30 | } | ||
| 31 | |||
| 32 | { | ||
| 33 | const CryptoPP::SecByteBlock key; | ||
| 34 | const CryptoPP::SecByteBlock iv; | ||
| 35 | CryptoPP::GCM< CryptoPP::AES, CryptoPP::GCM_64K_Tables >::Decryption pwdec; | ||
| 36 | pwdec.SetKeyWithIV(key.data(), key.size(), iv.data(), iv.size()); | ||
| 37 | } | ||
| 38 | |||
| 39 | { | ||
| 40 | CryptoPP::SecByteBlock ret(0, CryptoPP::AES::BLOCKSIZE); | ||
| 41 | std::string str; | ||
| 42 | CryptoPP::StringSource(str, true, new CryptoPP::Base64Decoder(new CryptoPP::ArraySink(ret, CryptoPP::AES::BLOCKSIZE))); | ||
| 43 | } | ||
| 44 | |||
| 45 | return 0; | ||
| 46 | } | ||