/* * TLSv1 common definitions * Copyright (c) 2006-2014, Jouni Malinen * * This software may be distributed under the terms of the BSD license. * See README for more details. */ #ifndef TLSV1_COMMON_H #define TLSV1_COMMON_H #include "crypto/crypto.h" #define TLS_VERSION_1 0x0301 /* TLSv1 */ #define TLS_VERSION_1_1 0x0302 /* TLSv1.1 */ #define TLS_VERSION_1_2 0x0303 /* TLSv1.2 */ #ifdef CONFIG_TLSV12 #define TLS_VERSION TLS_VERSION_1_2 #else /* CONFIG_TLSV12 */ #ifdef CONFIG_TLSV11 #define TLS_VERSION TLS_VERSION_1_1 #else /* CONFIG_TLSV11 */ #define TLS_VERSION TLS_VERSION_1 #endif /* CONFIG_TLSV11 */ #endif /* CONFIG_TLSV12 */ #define TLS_RANDOM_LEN 32 #define TLS_PRE_MASTER_SECRET_LEN 48 #define TLS_MASTER_SECRET_LEN 48 #define TLS_SESSION_ID_MAX_LEN 32 #define TLS_VERIFY_DATA_LEN 12 /* HandshakeType */ enum { TLS_HANDSHAKE_TYPE_HELLO_REQUEST = 0, TLS_HANDSHAKE_TYPE_CLIENT_HELLO = 1, TLS_HANDSHAKE_TYPE_SERVER_HELLO = 2, TLS_HANDSHAKE_TYPE_NEW_SESSION_TICKET = 4 /* RFC 4507 */, TLS_HANDSHAKE_TYPE_CERTIFICATE = 11, TLS_HANDSHAKE_TYPE_SERVER_KEY_EXCHANGE = 12, TLS_HANDSHAKE_TYPE_CERTIFICATE_REQUEST = 13, TLS_HANDSHAKE_TYPE_SERVER_HELLO_DONE = 14, TLS_HANDSHAKE_TYPE_CERTIFICATE_VERIFY = 15, TLS_HANDSHAKE_TYPE_CLIENT_KEY_EXCHANGE = 16, TLS_HANDSHAKE_TYPE_FINISHED = 20, TLS_HANDSHAKE_TYPE_CERTIFICATE_URL = 21 /* RFC 4366 */, TLS_HANDSHAKE_TYPE_CERTIFICATE_STATUS = 22 /* RFC 4366 */ }; /* CipherSuite */ #define TLS_NULL_WITH_NULL_NULL 0x0000 /* RFC 2246 */ #define TLS_RSA_WITH_NULL_MD5 0x0001 /* RFC 2246 */ #define TLS_RSA_WITH_NULL_SHA 0x0002 /* RFC 2246 */ #define TLS_RSA_EXPORT_WITH_RC4_40_MD5 0x0003 /* RFC 2246 */ #define TLS_RSA_WITH_RC4_128_MD5 0x0004 /* RFC 2246 */ #define TLS_RSA_WITH_RC4_128_SHA 0x0005 /* RFC 2246 */ #define TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5 0x0006 /* RFC 2246 */ #define TLS_RSA_WITH_IDEA_CBC_SHA 0x0007 /* RFC 2246 */ #define TLS_RSA_EXPORT_WITH_DES40_CBC_SHA 0x0008 /* RFC 2246 */ #define TLS_RSA_WITH_DES_CBC_SHA 0x0009 /* RFC 2246 */ #define TLS_RSA_WITH_3DES_EDE_CBC_SHA 0x000A /* RFC 2246 */ #define TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA 0x000B /* RFC 2246 */ #define TLS_DH_DSS_WITH_DES_CBC_SHA 0x000C /* RFC 2246 */ #define TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA 0x000D /* RFC 2246 */ #define TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA 0x000E /* RFC 2246 */ #define TLS_DH_RSA_WITH_DES_CBC_SHA 0x000F /* RFC 2246 */ #define TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA 0x0010 /* RFC 2246 */ #define TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA 0x0011 /* RFC 2246 */ #define TLS_DHE_DSS_WITH_DES_CBC_SHA 0x0012 /* RFC 2246 */ #define TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA 0x0013 /* RFC 2246 */ #define TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA 0x0014 /* RFC 2246 */ #define TLS_DHE_RSA_WITH_DES_CBC_SHA 0x0015 /* RFC 2246 */ #define TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA 0x0016 /* RFC 2246 */ #define TLS_DH_anon_EXPORT_WITH_RC4_40_MD5 0x0017 /* RFC 2246 */ #define TLS_DH_anon_WITH_RC4_128_MD5 0x0018 /* RFC 2246 */ #define TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA 0x0019 /* RFC 2246 */ #define TLS_DH_anon_WITH_DES_CBC_SHA 0x001A /* RFC 2246 */ #define TLS_DH_anon_WITH_3DES_EDE_CBC_SHA 0x001B /* RFC 2246 */ #define TLS_RSA_WITH_AES_128_CBC_SHA 0x002F /* RFC 3268 */ #define TLS_DH_DSS_WITH_AES_128_CBC_SHA 0x0030 /* RFC 3268 */ #define TLS_DH_RSA_WITH_AES_128_CBC_SHA 0x0031 /* RFC 3268 */ #define TLS_DHE_DSS_WITH_AES_128_CBC_SHA 0x0032 /* RFC 3268 */ #define TLS_DHE_RSA_WITH_AES_128_CBC_SHA 0x0033 /* RFC 3268 */ #define TLS_DH_anon_WITH_AES_128_CBC_SHA 0x0034 /* RFC 3268 */ #define TLS_RSA_WITH_AES_256_CBC_SHA 0x0035 /* RFC 3268 */ #define TLS_DH_DSS_WITH_AES_256_CBC_SHA 0x0036 /* RFC 3268 */ #define TLS_DH_RSA_WITH_AES_256_CBC_SHA 0x0037 /* RFC 3268 */ #define TLS_DHE_DSS_WITH_AES_256_CBC_SHA 0x0038 /* RFC 3268 */ #define TLS_DHE_RSA_WITH_AES_256_CBC_SHA 0x0039 /* RFC 3268 */ #define TLS_DH_anon_WITH_AES_256_CBC_SHA 0x003A /* RFC 3268 */ #define TLS_RSA_WITH_NULL_SHA256 0x003B /* RFC 5246 */ #define TLS_RSA_WITH_AES_128_CBC_SHA256 0x003C /* RFC 5246 */ #define TLS_RSA_WITH_AES_256_CBC_SHA256 0x003D /* RFC 5246 */ #define TLS_DH_DSS_WITH_AES_128_CBC_SHA256 0x003E /* RFC 5246 */ #define TLS_DH_RSA_WITH_AES_128_CBC_SHA256 0x003F /* RFC 5246 */ #define TLS_DHE_DSS_WITH_AES_128_CBC_SHA256 0x0040 /* RFC 5246 */ #define TLS_DHE_RSA_WITH_AES_128_CBC_SHA256 0x0067 /* RFC 5246 */ #define TLS_DH_DSS_WITH_AES_256_CBC_SHA256 0x0068 /* RFC 5246 */ #define TLS_DH_RSA_WITH_AES_256_CBC_SHA256 0x0069 /* RFC 5246 */ #define TLS_DHE_DSS_WITH_AES_256_CBC_SHA256 0x006A /* RFC 5246 */ #define TLS_DHE_RSA_WITH_AES_256_CBC_SHA256 0x006B /* RFC 5246 */ #define TLS_DH_anon_WITH_AES_128_CBC_SHA256 0x006C /* RFC 5246 */ #define TLS_DH_anon_WITH_AES_256_CBC_SHA256 0x006D /* RFC 5246 */ /* CompressionMethod */ #define TLS_COMPRESSION_NULL 0 /* HashAlgorithm */ enum { TLS_HASH_ALG_NONE = 0, TLS_HASH_ALG_MD5 = 1, TLS_HASH_ALG_SHA1 = 2, TLS_HASH_ALG_SHA224 = 3, TLS_HASH_ALG_SHA256 = 4, TLS_HASH_ALG_SHA384 = 5, TLS_HASH_ALG_SHA512 = 6 }; /* SignatureAlgorithm */ enum { TLS_SIGN_ALG_ANONYMOUS = 0, TLS_SIGN_ALG_RSA = 1, TLS_SIGN_ALG_DSA = 2, TLS_SIGN_ALG_ECDSA = 3, }; /* AlertLevel */ #define TLS_ALERT_LEVEL_WARNING 1 #define TLS_ALERT_LEVEL_FATAL 2 /* AlertDescription */ #define TLS_ALERT_CLOSE_NOTIFY 0 #define TLS_ALERT_UNEXPECTED_MESSAGE 10 #define TLS_ALERT_BAD_RECORD_MAC 20 #define TLS_ALERT_DECRYPTION_FAILED 21 #define TLS_ALERT_RECORD_OVERFLOW 22 #define TLS_ALERT_DECOMPRESSION_FAILURE 30 #define TLS_ALERT_HANDSHAKE_FAILURE 40 #define TLS_ALERT_BAD_CERTIFICATE 42 #define TLS_ALERT_UNSUPPORTED_CERTIFICATE 43 #define TLS_ALERT_CERTIFICATE_REVOKED 44 #define TLS_ALERT_CERTIFICATE_EXPIRED 45 #define TLS_ALERT_CERTIFICATE_UNKNOWN 46 #define TLS_ALERT_ILLEGAL_PARAMETER 47 #define TLS_ALERT_UNKNOWN_CA 48 #define TLS_ALERT_ACCESS_DENIED 49 #define TLS_ALERT_DECODE_ERROR 50 #define TLS_ALERT_DECRYPT_ERROR 51 #define TLS_ALERT_EXPORT_RESTRICTION 60 #define TLS_ALERT_PROTOCOL_VERSION 70 #define TLS_ALERT_INSUFFICIENT_SECURITY 71 #define TLS_ALERT_INTERNAL_ERROR 80 #define TLS_ALERT_USER_CANCELED 90 #define TLS_ALERT_NO_RENEGOTIATION 100 #define TLS_ALERT_UNSUPPORTED_EXTENSION 110 /* RFC 4366 */ #define TLS_ALERT_CERTIFICATE_UNOBTAINABLE 111 /* RFC 4366 */ #define TLS_ALERT_UNRECOGNIZED_NAME 112 /* RFC 4366 */ #define TLS_ALERT_BAD_CERTIFICATE_STATUS_RESPONSE 113 /* RFC 4366 */ #define TLS_ALERT_BAD_CERTIFICATE_HASH_VALUE 114 /* RFC 4366 */ /* ChangeCipherSpec */ enum { TLS_CHANGE_CIPHER_SPEC = 1 }; /* TLS Extensions */ #define TLS_EXT_SERVER_NAME 0 /* RFC 4366 */ #define TLS_EXT_MAX_FRAGMENT_LENGTH 1 /* RFC 4366 */ #define TLS_EXT_CLIENT_CERTIFICATE_URL 2 /* RFC 4366 */ #define TLS_EXT_TRUSTED_CA_KEYS 3 /* RFC 4366 */ #define TLS_EXT_TRUNCATED_HMAC 4 /* RFC 4366 */ #define TLS_EXT_STATUS_REQUEST 5 /* RFC 4366 */ #define TLS_EXT_SIGNATURE_ALGORITHMS 13 /* RFC 5246 */ #define TLS_EXT_STATUS_REQUEST_V2 17 /* RFC 6961 */ #define TLS_EXT_SESSION_TICKET 35 /* RFC 4507 */ #define TLS_EXT_PAC_OPAQUE TLS_EXT_SESSION_TICKET /* EAP-FAST terminology */ typedef enum { TLS_KEY_X_NULL, TLS_KEY_X_RSA, TLS_KEY_X_RSA_EXPORT, TLS_KEY_X_DH_DSS_EXPORT, TLS_KEY_X_DH_DSS, TLS_KEY_X_DH_RSA_EXPORT, TLS_KEY_X_DH_RSA, TLS_KEY_X_DHE_DSS_EXPORT, TLS_KEY_X_DHE_DSS, TLS_KEY_X_DHE_RSA_EXPORT, TLS_KEY_X_DHE_RSA, TLS_KEY_X_DH_anon_EXPORT, TLS_KEY_X_DH_anon } tls_key_exchange; typedef enum { TLS_CIPHER_NULL, TLS_CIPHER_RC4_40, TLS_CIPHER_RC4_128, TLS_CIPHER_RC2_CBC_40, TLS_CIPHER_IDEA_CBC, TLS_CIPHER_DES40_CBC, TLS_CIPHER_DES_CBC, TLS_CIPHER_3DES_EDE_CBC, TLS_CIPHER_AES_128_CBC, TLS_CIPHER_AES_256_CBC } tls_cipher; typedef enum { TLS_HASH_NULL, TLS_HASH_MD5, TLS_HASH_SHA, TLS_HASH_SHA256 } tls_hash; struct tls_cipher_suite { u16 suite; tls_key_exchange key_exchange; tls_cipher cipher; tls_hash hash; }; typedef enum { TLS_CIPHER_STREAM, TLS_CIPHER_BLOCK } tls_cipher_type; struct tls_cipher_data { tls_cipher cipher; tls_cipher_type type; size_t key_material; size_t expanded_key_material; size_t block_size; /* also iv_size */ enum crypto_cipher_alg alg; }; struct tls_verify_hash { struct crypto_hash *md5_client; struct crypto_hash *sha1_client; struct crypto_hash *sha256_client; struct crypto_hash *md5_server; struct crypto_hash *sha1_server; struct crypto_hash *sha256_server; struct crypto_hash *md5_cert; struct crypto_hash *sha1_cert; struct crypto_hash *sha256_cert; }; const struct tls_cipher_suite * tls_get_cipher_suite(u16 suite); const struct tls_cipher_data * tls_get_cipher_data(tls_cipher cipher); int tls_server_key_exchange_allowed(tls_cipher cipher); int tls_parse_cert(const u8 *buf, size_t len, struct crypto_public_key **pk); int tls_verify_hash_init(struct tls_verify_hash *verify); void tls_verify_hash_add(struct tls_verify_hash *verify, const u8 *buf, size_t len); void tls_verify_hash_free(struct tls_verify_hash *verify); int tls_version_ok(u16 ver); const char * tls_version_str(u16 ver); int tls_prf(u16 ver, const u8 *secret, size_t secret_len, const char *label, const u8 *seed, size_t seed_len, u8 *out, size_t outlen); int tlsv12_key_x_server_params_hash(u16 tls_version, u8 hash_Alg, const u8 *client_random, const u8 *server_random, const u8 *server_params, size_t server_params_len, u8 *hash); int tls_key_x_server_params_hash(u16 tls_version, const u8 *client_random, const u8 *server_random, const u8 *server_params, size_t server_params_len, u8 *hash, size_t hsz); int tls_verify_signature(u16 tls_version, struct crypto_public_key *pk, const u8 *data, size_t data_len, const u8 *pos, size_t len, u8 *alert); #endif /* TLSV1_COMMON_H */