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Added Camellia support with 128/196/256 bits key size support

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Marcus Frex 2017-01-06 15:23:11 +03:00
parent 2be5bc7a11
commit 3444ccd1a2
1 changed files with 41 additions and 0 deletions
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41
encfs/SSL_Cipher.cpp
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@ -153,6 +153,47 @@ int TimedPBKDF2(const char *pass, int passlen, const unsigned char *salt,
// - Version 3:0 adds a new IV mechanism
static Interface BlowfishInterface("ssl/blowfish", 3, 0, 2);
static Interface AESInterface("ssl/aes", 3, 0, 2);
static Interface CAMELLIAInterface("ssl/camellia",3, 0, 2);
#ifndef OPENSSL_NO_CAMELLIA
static Range CAMELLIAKeyRange(128, 256, 64);
static Range CAMELLIABlockRange(64, 4096, 16);
static std::shared_ptr<Cipher> NewCAMELLIACipher(const Interface &iface, int keyLen) {
if (keyLen <= 0) keyLen = 192;
keyLen = CAMELLIAKeyRange.closest(keyLen);
const EVP_CIPHER *blockCipher = 0;
const EVP_CIPHER *streamCipher = 0;
switch (keyLen) {
case 128:
blockCipher = EVP_camellia_128_cbc();
streamCipher = EVP_camellia_128_cfb();
break;
case 192:
blockCipher = EVP_camellia_192_cbc();
streamCipher = EVP_camellia_192_cfb();
break;
case 256:
default:
blockCipher = EVP_camellia_256_cbc();
streamCipher = EVP_camellia_256_cfb();
break;
}
return std::shared_ptr<Cipher>(new SSL_Cipher(
iface, CAMELLIAInterface, blockCipher, streamCipher, keyLen / 8 ));
}
static bool CAMELLIA_Cipher_registered =
Cipher::Register("CAMELLIA","16 byte block cipher", CAMELLIAInterface, CAMELLIAKeyRange,
CAMELLIABlockRange, NewCAMELLIACipher );
#endif
#ifndef OPENSSL_NO_BF