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common HKDF

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orignal 2019-03-15 12:25:20 -04:00
parent 8ec12a1b65
commit aa4bddd6ec
4 changed files with 37 additions and 16 deletions
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6
libi2pd/Crypto.h
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@ -27,6 +27,7 @@
# define X509_getm_notAfter X509_get_notAfter
#else
# define LEGACY_OPENSSL 0
# define OPENSSL_HKDF 1
# if (OPENSSL_VERSION_NUMBER >= 0x010101000) // 1.1.1
# define OPENSSL_EDDSA 1
# define OPENSSL_X25519 1
@ -290,8 +291,13 @@ namespace crypto
void AEADChaCha20Poly1305Encrypt (const std::vector<std::pair<uint8_t *, size_t> >& bufs, const uint8_t * key, const uint8_t * nonce, uint8_t * mac); // encrypt multiple buffers with zero ad
// ChaCha20
void ChaCha20 (const uint8_t * msg, size_t msgLen, const uint8_t * key, const uint8_t * nonce, uint8_t * out);
// HKDF
void HKDF (const uint8_t * salt, const uint8_t * key, size_t keyLen, const std::string& info, uint8_t * out); // salt - 32, out - 64, info <= 32
// init and terminate
void InitCrypto (bool precomputation);
void TerminateCrypto ();