diff options
Diffstat (limited to 'comm/third_party/botan/src/lib/kdf/prf_tls/prf_tls.h')
-rw-r--r-- | comm/third_party/botan/src/lib/kdf/prf_tls/prf_tls.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/kdf/prf_tls/prf_tls.h b/comm/third_party/botan/src/lib/kdf/prf_tls/prf_tls.h new file mode 100644 index 0000000000..603086a7e9 --- /dev/null +++ b/comm/third_party/botan/src/lib/kdf/prf_tls/prf_tls.h @@ -0,0 +1,70 @@ +/* +* TLS v1.0 and v1.2 PRFs +* (C) 2004-2010 Jack Lloyd +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#ifndef BOTAN_TLS_PRF_H_ +#define BOTAN_TLS_PRF_H_ + +#include <botan/kdf.h> +#include <botan/mac.h> + +BOTAN_FUTURE_INTERNAL_HEADER(prf_tls.h) + +namespace Botan { + +/** +* PRF used in TLS 1.0/1.1 +*/ +class BOTAN_PUBLIC_API(2,0) TLS_PRF final : public KDF + { + public: + std::string name() const override { return "TLS-PRF"; } + + KDF* clone() const override { return new TLS_PRF; } + + size_t kdf(uint8_t key[], size_t key_len, + const uint8_t secret[], size_t secret_len, + const uint8_t salt[], size_t salt_len, + const uint8_t label[], size_t label_len) const override; + + TLS_PRF(std::unique_ptr<MessageAuthenticationCode> hmac_md5, + std::unique_ptr<MessageAuthenticationCode> hmac_sha1) : + m_hmac_md5(std::move(hmac_md5)), + m_hmac_sha1(std::move(hmac_sha1)) + {} + + TLS_PRF(); + private: + std::unique_ptr<MessageAuthenticationCode> m_hmac_md5; + std::unique_ptr<MessageAuthenticationCode> m_hmac_sha1; + }; + +/** +* PRF used in TLS 1.2 +*/ +class BOTAN_PUBLIC_API(2,0) TLS_12_PRF final : public KDF + { + public: + std::string name() const override { return "TLS-12-PRF(" + m_mac->name() + ")"; } + + KDF* clone() const override { return new TLS_12_PRF(m_mac->clone()); } + + size_t kdf(uint8_t key[], size_t key_len, + const uint8_t secret[], size_t secret_len, + const uint8_t salt[], size_t salt_len, + const uint8_t label[], size_t label_len) const override; + + /** + * @param mac MAC algorithm to use + */ + explicit TLS_12_PRF(MessageAuthenticationCode* mac) : m_mac(mac) {} + private: + std::unique_ptr<MessageAuthenticationCode> m_mac; + }; + +} + +#endif |