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authorlloyd <[email protected]>2014-01-10 03:41:59 +0000
committerlloyd <[email protected]>2014-01-10 03:41:59 +0000
commit6894dca64c04936d07048c0e8cbf7e25858548c3 (patch)
tree5d572bfde9fe667dab14e3f04b5285a85d8acd95 /src/lib/tls/tls_ciphersuite.h
parent9efa3be92442afb3d0b69890a36c7f122df18eda (diff)
Move lib into src
Diffstat (limited to 'src/lib/tls/tls_ciphersuite.h')
-rw-r--r--src/lib/tls/tls_ciphersuite.h137
1 files changed, 137 insertions, 0 deletions
diff --git a/src/lib/tls/tls_ciphersuite.h b/src/lib/tls/tls_ciphersuite.h
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+++ b/src/lib/tls/tls_ciphersuite.h
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+/*
+* TLS Cipher Suites
+* (C) 2004-2011,2012 Jack Lloyd
+*
+* Released under the terms of the Botan license
+*/
+
+#ifndef BOTAN_TLS_CIPHER_SUITES_H__
+#define BOTAN_TLS_CIPHER_SUITES_H__
+
+#include <botan/types.h>
+#include <string>
+#include <vector>
+
+namespace Botan {
+
+namespace TLS {
+
+/**
+* Ciphersuite Information
+*/
+class BOTAN_DLL Ciphersuite
+ {
+ public:
+ /**
+ * Convert an SSL/TLS ciphersuite to algorithm fields
+ * @param suite the ciphersuite code number
+ * @return ciphersuite object
+ */
+ static Ciphersuite by_id(u16bit suite);
+
+ /**
+ * Lookup a ciphersuite by name
+ * @param name the name (eg TLS_RSA_WITH_RC4_128_SHA)
+ * @return ciphersuite object
+ */
+ static Ciphersuite by_name(const std::string& name);
+
+ /**
+ * Generate a static list of all known ciphersuites and return it.
+ *
+ * @return list of all known ciphersuites
+ */
+ static const std::vector<Ciphersuite>& all_known_ciphersuites();
+
+ /**
+ * Formats the ciphersuite back to an RFC-style ciphersuite string
+ * @return RFC ciphersuite string identifier
+ */
+ std::string to_string() const;
+
+ /**
+ * @return ciphersuite number
+ */
+ u16bit ciphersuite_code() const { return m_ciphersuite_code; }
+
+ /**
+ * @return true if this is a PSK ciphersuite
+ */
+ bool psk_ciphersuite() const;
+
+ /**
+ * @return true if this is an ECC ciphersuite
+ */
+ bool ecc_ciphersuite() const;
+
+ /**
+ * @return key exchange algorithm used by this ciphersuite
+ */
+ std::string kex_algo() const { return m_kex_algo; }
+
+ /**
+ * @return signature algorithm used by this ciphersuite
+ */
+ std::string sig_algo() const { return m_sig_algo; }
+
+ /**
+ * @return symmetric cipher algorithm used by this ciphersuite
+ */
+ std::string cipher_algo() const { return m_cipher_algo; }
+
+ /**
+ * @return message authentication algorithm used by this ciphersuite
+ */
+ std::string mac_algo() const { return m_mac_algo; }
+
+ std::string prf_algo() const
+ {
+ return (m_prf_algo != "") ? m_prf_algo : m_mac_algo;
+ }
+
+ /**
+ * @return cipher key length used by this ciphersuite
+ */
+ size_t cipher_keylen() const { return m_cipher_keylen; }
+
+ size_t cipher_ivlen() const { return m_cipher_ivlen; }
+
+ size_t mac_keylen() const { return m_mac_keylen; }
+
+ /**
+ * @return true if this is a valid/known ciphersuite
+ */
+ bool valid() const;
+
+ Ciphersuite() {}
+
+ private:
+
+ Ciphersuite(u16bit ciphersuite_code,
+ const char* sig_algo,
+ const char* kex_algo,
+ const char* cipher_algo,
+ size_t cipher_keylen,
+ size_t cipher_ivlen,
+ const char* mac_algo,
+ size_t mac_keylen,
+ const char* prf_algo = "");
+
+ u16bit m_ciphersuite_code = 0;
+
+ std::string m_sig_algo;
+ std::string m_kex_algo;
+ std::string m_cipher_algo;
+ std::string m_mac_algo;
+ std::string m_prf_algo;
+
+ size_t m_cipher_keylen = 0;
+ size_t m_cipher_ivlen = 0;
+ size_t m_mac_keylen = 0;
+ };
+
+}
+
+}
+
+#endif