27 #ifndef POLARSSL_SSL_H 28 #define POLARSSL_SSL_H 30 #if !defined(POLARSSL_CONFIG_FILE) 33 #include POLARSSL_CONFIG_FILE 41 #if defined(POLARSSL_MD5_C) 45 #if defined(POLARSSL_SHA1_C) 49 #if defined(POLARSSL_SHA256_C) 53 #if defined(POLARSSL_SHA512_C) 58 #if defined(POLARSSL_AES_C) 62 #if defined(POLARSSL_X509_CRT_PARSE_C) 67 #if defined(POLARSSL_DHM_C) 71 #if defined(POLARSSL_ECDH_C) 75 #if defined(POLARSSL_ZLIB_SUPPORT) 79 #if defined(POLARSSL_HAVE_TIME) 84 #if defined(POLARSSL_KEY_EXCHANGE_PSK_ENABLED) || \ 85 defined(POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED) || \ 86 defined(POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED) || \ 87 defined(POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED) 88 #define POLARSSL_KEY_EXCHANGE__SOME__PSK_ENABLED 91 #if defined(POLARSSL_KEY_EXCHANGE_ECDHE_RSA_ENABLED) || \ 92 defined(POLARSSL_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) || \ 93 defined(POLARSSL_KEY_EXCHANGE_ECDHE_PSK_ENABLED) 94 #define POLARSSL_KEY_EXCHANGE__SOME__ECDHE_ENABLED 97 #if defined(_MSC_VER) && !defined(inline) 98 #define inline _inline 100 #if defined(__ARMCC_VERSION) && !defined(inline) 101 #define inline __inline 108 #define POLARSSL_ERR_SSL_FEATURE_UNAVAILABLE -0x7080 109 #define POLARSSL_ERR_SSL_BAD_INPUT_DATA -0x7100 110 #define POLARSSL_ERR_SSL_INVALID_MAC -0x7180 111 #define POLARSSL_ERR_SSL_INVALID_RECORD -0x7200 112 #define POLARSSL_ERR_SSL_CONN_EOF -0x7280 113 #define POLARSSL_ERR_SSL_UNKNOWN_CIPHER -0x7300 114 #define POLARSSL_ERR_SSL_NO_CIPHER_CHOSEN -0x7380 115 #define POLARSSL_ERR_SSL_NO_RNG -0x7400 116 #define POLARSSL_ERR_SSL_NO_CLIENT_CERTIFICATE -0x7480 117 #define POLARSSL_ERR_SSL_CERTIFICATE_TOO_LARGE -0x7500 118 #define POLARSSL_ERR_SSL_CERTIFICATE_REQUIRED -0x7580 119 #define POLARSSL_ERR_SSL_PRIVATE_KEY_REQUIRED -0x7600 120 #define POLARSSL_ERR_SSL_CA_CHAIN_REQUIRED -0x7680 121 #define POLARSSL_ERR_SSL_UNEXPECTED_MESSAGE -0x7700 122 #define POLARSSL_ERR_SSL_FATAL_ALERT_MESSAGE -0x7780 123 #define POLARSSL_ERR_SSL_PEER_VERIFY_FAILED -0x7800 124 #define POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY -0x7880 125 #define POLARSSL_ERR_SSL_BAD_HS_CLIENT_HELLO -0x7900 126 #define POLARSSL_ERR_SSL_BAD_HS_SERVER_HELLO -0x7980 127 #define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE -0x7A00 128 #define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST -0x7A80 129 #define POLARSSL_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE -0x7B00 130 #define POLARSSL_ERR_SSL_BAD_HS_SERVER_HELLO_DONE -0x7B80 131 #define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE -0x7C00 132 #define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP -0x7C80 133 #define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS -0x7D00 134 #define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY -0x7D80 135 #define POLARSSL_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC -0x7E00 136 #define POLARSSL_ERR_SSL_BAD_HS_FINISHED -0x7E80 137 #define POLARSSL_ERR_SSL_MALLOC_FAILED -0x7F00 138 #define POLARSSL_ERR_SSL_HW_ACCEL_FAILED -0x7F80 139 #define POLARSSL_ERR_SSL_HW_ACCEL_FALLTHROUGH -0x6F80 140 #define POLARSSL_ERR_SSL_COMPRESSION_FAILED -0x6F00 141 #define POLARSSL_ERR_SSL_BAD_HS_PROTOCOL_VERSION -0x6E80 142 #define POLARSSL_ERR_SSL_BAD_HS_NEW_SESSION_TICKET -0x6E00 143 #define POLARSSL_ERR_SSL_SESSION_TICKET_EXPIRED -0x6D80 144 #define POLARSSL_ERR_SSL_PK_TYPE_MISMATCH -0x6D00 145 #define POLARSSL_ERR_SSL_UNKNOWN_IDENTITY -0x6C80 146 #define POLARSSL_ERR_SSL_INTERNAL_ERROR -0x6C00 147 #define POLARSSL_ERR_SSL_COUNTER_WRAPPING -0x6B80 148 #define POLARSSL_ERR_SSL_WAITING_SERVER_HELLO_RENEGO -0x6B00 153 #define SSL_MAJOR_VERSION_3 3 154 #define SSL_MINOR_VERSION_0 0 155 #define SSL_MINOR_VERSION_1 1 156 #define SSL_MINOR_VERSION_2 2 157 #define SSL_MINOR_VERSION_3 3 160 #define SSL_MIN_MAJOR_VERSION SSL_MAJOR_VERSION_3 162 #if defined(POLARSSL_SSL_PROTO_SSL3) 163 #define SSL_MIN_MINOR_VERSION SSL_MINOR_VERSION_0 165 #if defined(POLARSSL_SSL_PROTO_TLS1) 166 #define SSL_MIN_MINOR_VERSION SSL_MINOR_VERSION_1 168 #if defined(POLARSSL_SSL_PROTO_TLS1_1) 169 #define SSL_MIN_MINOR_VERSION SSL_MINOR_VERSION_2 171 #if defined(POLARSSL_SSL_PROTO_TLS1_2) 172 #define SSL_MIN_MINOR_VERSION SSL_MINOR_VERSION_3 179 #define SSL_MAX_MAJOR_VERSION SSL_MAJOR_VERSION_3 181 #if defined(POLARSSL_SSL_PROTO_TLS1_2) 182 #define SSL_MAX_MINOR_VERSION SSL_MINOR_VERSION_3 184 #if defined(POLARSSL_SSL_PROTO_TLS1_1) 185 #define SSL_MAX_MINOR_VERSION SSL_MINOR_VERSION_2 187 #if defined(POLARSSL_SSL_PROTO_TLS1) 188 #define SSL_MAX_MINOR_VERSION SSL_MINOR_VERSION_1 190 #if defined(POLARSSL_SSL_PROTO_SSL3) 191 #define SSL_MAX_MINOR_VERSION SSL_MINOR_VERSION_0 199 #define SSL_MAX_FRAG_LEN_NONE 0 200 #define SSL_MAX_FRAG_LEN_512 1 201 #define SSL_MAX_FRAG_LEN_1024 2 202 #define SSL_MAX_FRAG_LEN_2048 3 203 #define SSL_MAX_FRAG_LEN_4096 4 204 #define SSL_MAX_FRAG_LEN_INVALID 5 206 #define SSL_IS_CLIENT 0 207 #define SSL_IS_SERVER 1 209 #define SSL_COMPRESS_NULL 0 210 #define SSL_COMPRESS_DEFLATE 1 212 #define SSL_VERIFY_NONE 0 213 #define SSL_VERIFY_OPTIONAL 1 214 #define SSL_VERIFY_REQUIRED 2 216 #define SSL_INITIAL_HANDSHAKE 0 217 #define SSL_RENEGOTIATION 1 218 #define SSL_RENEGOTIATION_DONE 2 219 #define SSL_RENEGOTIATION_PENDING 3 221 #define SSL_LEGACY_RENEGOTIATION 0 222 #define SSL_SECURE_RENEGOTIATION 1 224 #define SSL_RENEGOTIATION_DISABLED 0 225 #define SSL_RENEGOTIATION_ENABLED 1 227 #define SSL_RENEGOTIATION_NOT_ENFORCED -1 228 #define SSL_RENEGO_MAX_RECORDS_DEFAULT 16 230 #define SSL_LEGACY_NO_RENEGOTIATION 0 231 #define SSL_LEGACY_ALLOW_RENEGOTIATION 1 232 #define SSL_LEGACY_BREAK_HANDSHAKE 2 234 #define SSL_TRUNC_HMAC_DISABLED 0 235 #define SSL_TRUNC_HMAC_ENABLED 1 236 #define SSL_TRUNCATED_HMAC_LEN 10 238 #define SSL_SESSION_TICKETS_DISABLED 0 239 #define SSL_SESSION_TICKETS_ENABLED 1 249 #if !defined(SSL_DEFAULT_TICKET_LIFETIME) 250 #define SSL_DEFAULT_TICKET_LIFETIME 86400 262 #if !defined(SSL_MAX_CONTENT_LEN) 263 #define SSL_MAX_CONTENT_LEN 16384 274 #if defined(POLARSSL_ZLIB_SUPPORT) 275 #define SSL_COMPRESSION_ADD 1024 277 #define SSL_COMPRESSION_ADD 0 280 #if defined(POLARSSL_RC4_C) || defined(POLARSSL_CIPHER_MODE_CBC) 282 #if defined(POLARSSL_SHA512_C) 283 #define SSL_MAC_ADD 48 284 #elif defined(POLARSSL_SHA256_C) 285 #define SSL_MAC_ADD 32 287 #define SSL_MAC_ADD 20 291 #define SSL_MAC_ADD 16 294 #if defined(POLARSSL_CIPHER_MODE_CBC) 295 #define SSL_PADDING_ADD 256 297 #define SSL_PADDING_ADD 0 300 #define SSL_BUFFER_LEN ( SSL_MAX_CONTENT_LEN \ 301 + SSL_COMPRESSION_ADD \ 310 #define SSL_EMPTY_RENEGOTIATION_INFO 0xFF 316 #define SSL_HASH_NONE 0 317 #define SSL_HASH_MD5 1 318 #define SSL_HASH_SHA1 2 319 #define SSL_HASH_SHA224 3 320 #define SSL_HASH_SHA256 4 321 #define SSL_HASH_SHA384 5 322 #define SSL_HASH_SHA512 6 324 #define SSL_SIG_ANON 0 325 #define SSL_SIG_RSA 1 326 #define SSL_SIG_ECDSA 3 332 #define SSL_CERT_TYPE_RSA_SIGN 1 333 #define SSL_CERT_TYPE_ECDSA_SIGN 64 338 #define SSL_MSG_CHANGE_CIPHER_SPEC 20 339 #define SSL_MSG_ALERT 21 340 #define SSL_MSG_HANDSHAKE 22 341 #define SSL_MSG_APPLICATION_DATA 23 343 #define SSL_ALERT_LEVEL_WARNING 1 344 #define SSL_ALERT_LEVEL_FATAL 2 346 #define SSL_ALERT_MSG_CLOSE_NOTIFY 0 347 #define SSL_ALERT_MSG_UNEXPECTED_MESSAGE 10 348 #define SSL_ALERT_MSG_BAD_RECORD_MAC 20 349 #define SSL_ALERT_MSG_DECRYPTION_FAILED 21 350 #define SSL_ALERT_MSG_RECORD_OVERFLOW 22 351 #define SSL_ALERT_MSG_DECOMPRESSION_FAILURE 30 352 #define SSL_ALERT_MSG_HANDSHAKE_FAILURE 40 353 #define SSL_ALERT_MSG_NO_CERT 41 354 #define SSL_ALERT_MSG_BAD_CERT 42 355 #define SSL_ALERT_MSG_UNSUPPORTED_CERT 43 356 #define SSL_ALERT_MSG_CERT_REVOKED 44 357 #define SSL_ALERT_MSG_CERT_EXPIRED 45 358 #define SSL_ALERT_MSG_CERT_UNKNOWN 46 359 #define SSL_ALERT_MSG_ILLEGAL_PARAMETER 47 360 #define SSL_ALERT_MSG_UNKNOWN_CA 48 361 #define SSL_ALERT_MSG_ACCESS_DENIED 49 362 #define SSL_ALERT_MSG_DECODE_ERROR 50 363 #define SSL_ALERT_MSG_DECRYPT_ERROR 51 364 #define SSL_ALERT_MSG_EXPORT_RESTRICTION 60 365 #define SSL_ALERT_MSG_PROTOCOL_VERSION 70 366 #define SSL_ALERT_MSG_INSUFFICIENT_SECURITY 71 367 #define SSL_ALERT_MSG_INTERNAL_ERROR 80 368 #define SSL_ALERT_MSG_USER_CANCELED 90 369 #define SSL_ALERT_MSG_NO_RENEGOTIATION 100 370 #define SSL_ALERT_MSG_UNSUPPORTED_EXT 110 371 #define SSL_ALERT_MSG_UNRECOGNIZED_NAME 112 372 #define SSL_ALERT_MSG_UNKNOWN_PSK_IDENTITY 115 373 #define SSL_ALERT_MSG_NO_APPLICATION_PROTOCOL 120 375 #define SSL_HS_HELLO_REQUEST 0 376 #define SSL_HS_CLIENT_HELLO 1 377 #define SSL_HS_SERVER_HELLO 2 378 #define SSL_HS_NEW_SESSION_TICKET 4 379 #define SSL_HS_CERTIFICATE 11 380 #define SSL_HS_SERVER_KEY_EXCHANGE 12 381 #define SSL_HS_CERTIFICATE_REQUEST 13 382 #define SSL_HS_SERVER_HELLO_DONE 14 383 #define SSL_HS_CERTIFICATE_VERIFY 15 384 #define SSL_HS_CLIENT_KEY_EXCHANGE 16 385 #define SSL_HS_FINISHED 20 390 #define TLS_EXT_SERVERNAME 0 391 #define TLS_EXT_SERVERNAME_HOSTNAME 0 393 #define TLS_EXT_MAX_FRAGMENT_LENGTH 1 395 #define TLS_EXT_TRUNCATED_HMAC 4 397 #define TLS_EXT_SUPPORTED_ELLIPTIC_CURVES 10 398 #define TLS_EXT_SUPPORTED_POINT_FORMATS 11 400 #define TLS_EXT_SIG_ALG 13 402 #define TLS_EXT_ALPN 16 404 #define TLS_EXT_SESSION_TICKET 35 406 #define TLS_EXT_RENEGOTIATION_INFO 0xFF01 413 #define TLS_EXT_SUPPORTED_POINT_FORMATS_PRESENT (1 << 0) 418 #if !defined(POLARSSL_PSK_MAX_LEN) 419 #define POLARSSL_PSK_MAX_LEN 32 425 #if defined(POLARSSL_KEY_EXCHANGE_RSA_ENABLED) 428 #if defined(POLARSSL_KEY_EXCHANGE_DHE_RSA_ENABLED) 431 #if defined(POLARSSL_KEY_EXCHANGE_ECDHE_RSA_ENABLED) || \ 432 defined(POLARSSL_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) || \ 433 defined(POLARSSL_KEY_EXCHANGE_ECDH_RSA_ENABLED) || \ 434 defined(POLARSSL_KEY_EXCHANGE_ECDH_ECDSA_ENABLED) 437 #if defined(POLARSSL_KEY_EXCHANGE_PSK_ENABLED) 440 #if defined(POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED) 444 #if defined(POLARSSL_KEY_EXCHANGE_RSA_PSK_ENABLED) 447 #if defined(POLARSSL_KEY_EXCHANGE_DHE_PSK_ENABLED) 453 #define POLARSSL_PREMASTER_SIZE sizeof( union _ssl_premaster_secret ) 464 const unsigned char *input,
unsigned char *output,
465 size_t output_max_len );
467 int (*f_rng)(
void *,
unsigned char *, size_t),
void *p_rng,
468 int mode,
md_type_t md_alg,
unsigned int hashlen,
469 const unsigned char *hash,
unsigned char *sig );
502 #if defined(POLARSSL_SSL_SESSION_TICKETS) 505 #if defined(POLARSSL_X509_CRT_PARSE_C) 514 #if defined(POLARSSL_HAVE_TIME) 520 unsigned char id[32];
521 unsigned char master[48];
523 #if defined(POLARSSL_X509_CRT_PARSE_C) 528 #if defined(POLARSSL_SSL_SESSION_TICKETS) 534 #if defined(POLARSSL_SSL_MAX_FRAGMENT_LENGTH) 538 #if defined(POLARSSL_SSL_TRUNCATED_HMAC) 560 unsigned char iv_enc[16];
561 unsigned char iv_dec[16];
563 #if defined(POLARSSL_SSL_PROTO_SSL3) 565 unsigned char mac_enc[20];
566 unsigned char mac_dec[20];
578 #if defined(POLARSSL_ZLIB_SUPPORT) 579 z_stream ctx_deflate;
580 z_stream ctx_inflate;
595 #if defined(POLARSSL_DHM_C) 598 #if defined(POLARSSL_ECDH_C) 601 #if defined(POLARSSL_ECDH_C) || defined(POLARSSL_ECDSA_C) 604 #if defined(POLARSSL_X509_CRT_PARSE_C) 612 #if defined(POLARSSL_SSL_SERVER_NAME_INDICATION) 620 #if defined(POLARSSL_SSL_PROTO_SSL3) || defined(POLARSSL_SSL_PROTO_TLS1) || \ 621 defined(POLARSSL_SSL_PROTO_TLS1_1) 625 #if defined(POLARSSL_SSL_PROTO_TLS1_2) 626 #if defined(POLARSSL_SHA256_C) 629 #if defined(POLARSSL_SHA512_C) 634 void (*update_checksum)(
ssl_context *,
const unsigned char *, size_t);
637 int (*tls_prf)(
const unsigned char *, size_t,
const char *,
638 const unsigned char *, size_t,
639 unsigned char *, size_t);
643 unsigned char randbytes[64];
652 #if defined(POLARSSL_SSL_SESSION_TICKETS) 657 #if defined(POLARSSL_SSL_SESSION_TICKETS) 663 unsigned char key_name[16];
666 unsigned char mac_key[16];
670 #if defined(POLARSSL_X509_CRT_PARSE_C) 703 int (*f_rng)(
void *,
unsigned char *, size_t);
704 void (*f_dbg)(
void *, int,
const char *);
705 int (*f_recv)(
void *,
unsigned char *, size_t);
706 int (*f_send)(
void *,
const unsigned char *, size_t);
718 #if defined(POLARSSL_SSL_SERVER_NAME_INDICATION) 719 int (*f_sni)(
void *,
ssl_context *,
const unsigned char *, size_t);
723 #if defined(POLARSSL_X509_CRT_PARSE_C) 728 #if defined(POLARSSL_KEY_EXCHANGE__SOME__PSK_ENABLED) 729 int (*f_psk)(
void *, ssl_context *,
const unsigned char *, size_t);
781 #if defined(POLARSSL_ZLIB_SUPPORT) 782 unsigned char *compress_buf;
784 #if defined(POLARSSL_SSL_MAX_FRAGMENT_LENGTH) 791 #if defined(POLARSSL_X509_CRT_PARSE_C) 802 #if defined(POLARSSL_SSL_SESSION_TICKETS) 816 const int *ciphersuite_list[4];
817 #if defined(POLARSSL_SSL_SET_CURVES) 820 #if defined(POLARSSL_SSL_TRUNCATED_HMAC) 823 #if defined(POLARSSL_SSL_SESSION_TICKETS) 828 #if defined(POLARSSL_DHM_C) 833 #if defined(POLARSSL_KEY_EXCHANGE__SOME__PSK_ENABLED) 843 #if defined(POLARSSL_SSL_SERVER_NAME_INDICATION) 851 #if defined(POLARSSL_SSL_ALPN) 865 char own_verify_data[36];
866 char peer_verify_data[36];
869 #if defined(POLARSSL_SSL_HW_RECORD_ACCEL) 871 #define SSL_CHANNEL_OUTBOUND 0 872 #define SSL_CHANNEL_INBOUND 1 875 const unsigned char *key_enc,
const unsigned char *key_dec,
877 const unsigned char *iv_enc,
const unsigned char *iv_dec,
879 const unsigned char *mac_enc,
const unsigned char *mac_dec,
881 extern int (*ssl_hw_record_activate)(
ssl_context *ssl,
int direction);
882 extern int (*ssl_hw_record_reset)(
ssl_context *ssl);
883 extern int (*ssl_hw_record_write)(
ssl_context *ssl);
884 extern int (*ssl_hw_record_read)(
ssl_context *ssl);
885 extern int (*ssl_hw_record_finish)(
ssl_context *ssl);
975 #if defined(POLARSSL_X509_CRT_PARSE_C) 988 int (*f_vrfy)(
void *,
x509_crt *,
int,
int *),
1000 int (*f_rng)(
void *,
unsigned char *,
size_t),
1011 void (*f_dbg)(
void *,
int,
const char *),
1024 int (*f_recv)(
void *,
unsigned char *,
size_t),
void *p_recv,
1025 int (*f_send)(
void *,
const unsigned char *,
size_t),
void *p_send );
1065 int (*f_get_cache)(
void *,
ssl_session *),
void *p_get_cache,
1066 int (*f_set_cache)(
void *,
const ssl_session *),
void *p_set_cache );
1112 const int *ciphersuites,
1113 int major,
int minor );
1115 #if defined(POLARSSL_X509_CRT_PARSE_C) 1125 x509_crl *ca_crl,
const char *peer_cn );
1148 #if defined(POLARSSL_RSA_C) 1201 #if defined(POLARSSL_KEY_EXCHANGE__SOME__PSK_ENABLED) 1215 const unsigned char *psk_identity,
size_t psk_identity_len );
1238 int (*f_psk)(
void *,
ssl_context *,
const unsigned char *,
1243 #if defined(POLARSSL_DHM_C) 1269 #if defined(POLARSSL_SSL_SET_CURVES) 1291 #if defined(POLARSSL_SSL_SERVER_NAME_INDICATION) 1324 int (*f_sni)(
void *,
ssl_context *,
const unsigned char *,
1329 #if defined(POLARSSL_SSL_ALPN) 1386 #if defined(POLARSSL_SSL_MAX_FRAGMENT_LENGTH) 1405 #if defined(POLARSSL_SSL_TRUNCATED_HMAC) 1420 #if defined(POLARSSL_SSL_SESSION_TICKETS) 1563 #if defined(POLARSSL_X509_CRT_PARSE_C) 1674 unsigned char level,
1675 unsigned char message );
1754 #if defined(POLARSSL_KEY_EXCHANGE__SOME__PSK_ENABLED) 1758 #if defined(POLARSSL_PK_C) 1765 #if defined(POLARSSL_SSL_SET_CURVES) 1769 #if defined(POLARSSL_X509_CRT_PARSE_C) 1793 int cert_endpoint );
1800 const unsigned char *A = (
const unsigned char *) a;
1801 const unsigned char *B = (
const unsigned char *) b;
1802 unsigned char diff = 0;
1804 for( i = 0; i < n; i++ )
1805 diff |= A[i] ^ B[i];
const ecp_curve_info ** curves
int ssl_send_alert_message(ssl_context *ssl, unsigned char level, unsigned char message)
Send an alert message.
sha256_context fin_sha256
#define POLARSSL_PREMASTER_SIZE
pk_type_t ssl_pk_alg_from_sig(unsigned char sig)
Network communication functions.
int ssl_set_truncated_hmac(ssl_context *ssl, int truncate)
Activate negotiation of truncated HMAC (Client only) (Default: SSL_TRUNC_HMAC_ENABLED) ...
ssl_transform * transform_out
Elliptic curves over GF(p)
ssl_session * session_negotiate
void ssl_legacy_renegotiation(ssl_context *ssl, int allow_legacy)
Prevent or allow legacy renegotiation.
int ssl_parse_certificate(ssl_context *ssl)
void ssl_set_dbg(ssl_context *ssl, void(*f_dbg)(void *, int, const char *), void *p_dbg)
Set the debug callback.
ssl_key_cert * sni_key_cert
int ssl_set_session_tickets(ssl_context *ssl, int use_tickets)
Enable / Disable session tickets (Default: SSL_SESSION_TICKETS_ENABLED on client, SSL_SESSION_TICKETS...
void ssl_set_verify(ssl_context *ssl, int(*f_vrfy)(void *, x509_crt *, int, int *), void *p_vrfy)
Set the verification callback (Optional).
ssl_transform * transform_in
int ssl_parse_finished(ssl_context *ssl)
void ssl_set_psk_cb(ssl_context *ssl, int(*f_psk)(void *, ssl_context *, const unsigned char *, size_t), void *p_psk)
Set the PSK callback (server-side only) (Optional).
void ssl_session_free(ssl_session *session)
Free referenced items in an SSL session including the peer certificate and clear memory.
int ssl_write_finished(ssl_context *ssl)
Configuration options (set of defines)
ssl_transform * transform
void ssl_handshake_wrapup(ssl_context *ssl)
int ssl_set_dh_param_ctx(ssl_context *ssl, dhm_context *dhm_ctx)
Set the Diffie-Hellman public P and G values, read from existing context (server-side only) ...
sha512_context fin_sha512
int ssl_handshake_server_step(ssl_context *ssl)
SSL Ciphersuites for PolarSSL.
void ssl_set_max_version(ssl_context *ssl, int major, int minor)
Set the maximum supported version sent from the client side and/or accepted at the server side (Defau...
Multi-precision integer library.
void ssl_set_sni(ssl_context *ssl, int(*f_sni)(void *, ssl_context *, const unsigned char *, size_t), void *p_sni)
Set server side ServerName TLS extension callback (optional, server-side only).
void ssl_set_ciphersuites_for_version(ssl_context *ssl, const int *ciphersuites, int major, int minor)
Set the list of allowed ciphersuites and the preference order for a specific version of the protocol...
int ssl_init(ssl_context *ssl)
Initialize an SSL context (An individual SSL context is not thread-safe)
int ssl_get_ciphersuite_id(const char *ciphersuite_name)
Return the ID of the ciphersuite associated with the given name.
int ssl_set_psk(ssl_context *ssl, const unsigned char *psk, size_t psk_len, const unsigned char *psk_identity, size_t psk_identity_len)
Set the Pre Shared Key (PSK) and the identity name connected to it.
int ssl_get_session(const ssl_context *ssl, ssl_session *session)
Save session in order to resume it later (client-side only) Session data is copied to presented sessi...
const char * ssl_get_alpn_protocol(const ssl_context *ssl)
Get the name of the negotiated Application Layer Protocol.
#define POLARSSL_MPI_MAX_SIZE
size_t(* rsa_key_len_func)(void *ctx)
ssl_handshake_params * handshake
int ssl_write_certificate(ssl_context *ssl)
unsigned char _pms_dhe_psk[4+POLARSSL_MPI_MAX_SIZE +POLARSSL_PSK_MAX_LEN]
#define POLARSSL_PSK_MAX_LEN
Container for an X.509 certificate.
const char * ssl_get_ciphersuite(const ssl_context *ssl)
Return the name of the current ciphersuite.
const char * ssl_get_version(const ssl_context *ssl)
Return the current SSL version (SSLv3/TLSv1/etc)
void ssl_set_renegotiation(ssl_context *ssl, int renegotiation)
Enable / Disable renegotiation support for connection when initiated by peer (Default: SSL_RENEGOTIAT...
unsigned char _pms_dhm[POLARSSL_MPI_MAX_SIZE]
ssl_key_cert * key_cert
Current key/cert or key/cert list.
static x509_crt * ssl_own_cert(ssl_context *ssl)
int ssl_set_max_frag_len(ssl_context *ssl, unsigned char mfl_code)
Set the maximum fragment length to emit and/or negotiate (Default: SSL_MAX_CONTENT_LEN, usually 2^14 bytes) (Server: set maximum fragment length to emit, usually negotiated by the client during handshake (Client: set maximum fragment length to emit and negotiate with the server during handshake)
SHA-512 context structure.
int ssl_handshake_client_step(ssl_context *ssl)
int ssl_set_own_cert(ssl_context *ssl, x509_crt *own_cert, pk_context *pk_key)
Set own certificate chain and private key.
void ssl_set_endpoint(ssl_context *ssl, int endpoint)
Set the current endpoint type.
void ssl_set_ciphersuites(ssl_context *ssl, const int *ciphersuites)
Set the list of allowed ciphersuites and the preference order.
Curve information for use by other modules.
void ssl_set_rng(ssl_context *ssl, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)
Set the random number generator callback.
void ssl_set_bio(ssl_context *ssl, int(*f_recv)(void *, unsigned char *, size_t), void *p_recv, int(*f_send)(void *, const unsigned char *, size_t), void *p_send)
Set the underlying BIO read and write callbacks.
void ssl_free(ssl_context *ssl)
Free referenced items in an SSL context and clear memory.
unsigned char _pms_rsa[48]
unsigned char ssl_sig_from_pk(pk_context *pk)
void ssl_handshake_free(ssl_handshake_params *handshake)
Free referenced items in an SSL handshake context and clear memory.
int ssl_flush_output(ssl_context *ssl)
int ssl_handshake(ssl_context *ssl)
Perform the SSL handshake.
void ssl_set_min_version(ssl_context *ssl, int major, int minor)
Set the minimum accepted SSL/TLS protocol version (Default: SSL_MIN_MAJOR_VERSION, SSL_MIN_MINOR_VERSION)
Diffie-Hellman-Merkle key exchange.
X.509 certificate parsing and writing.
int ssl_set_hostname(ssl_context *ssl, const char *hostname)
Set hostname for ServerName TLS extension (client-side only)
int ssl_handshake_step(ssl_context *ssl)
Perform a single step of the SSL handshake.
int ssl_check_cert_usage(const x509_crt *cert, const ssl_ciphersuite_t *ciphersuite, int cert_endpoint)
pk_type_t
Public key types.
unsigned char _pms_ecdh[POLARSSL_ECP_MAX_BYTES]
int ssl_parse_change_cipher_spec(ssl_context *ssl)
Elliptic curve Diffie-Hellman.
#define POLARSSL_ECP_MAX_BYTES
This structure is used for storing ciphersuite information.
int ssl_close_notify(ssl_context *ssl)
Notify the peer that the connection is being closed.
const x509_crt * ssl_get_peer_cert(const ssl_context *ssl)
Return the peer certificate from the current connection.
void ssl_set_session_cache(ssl_context *ssl, int(*f_get_cache)(void *, ssl_session *), void *p_get_cache, int(*f_set_cache)(void *, const ssl_session *), void *p_set_cache)
Set the session cache callbacks (server-side only) If not set, no session resuming is done...
int(* rsa_sign_func)(void *ctx, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng, int mode, md_type_t md_alg, unsigned int hashlen, const unsigned char *hash, unsigned char *sig)
size_t ssl_get_bytes_avail(const ssl_context *ssl)
Return the number of data bytes available to read.
int ssl_set_session(ssl_context *ssl, const ssl_session *session)
Request resumption of session (client-side only) Session data is copied from presented session struct...
int allow_legacy_renegotiation
ssl_session * session_out
unsigned char _pms_psk[4+2 *POLARSSL_PSK_MAX_LEN]
int ssl_read_record(ssl_context *ssl)
int ssl_set_own_cert_rsa(ssl_context *ssl, x509_crt *own_cert, rsa_context *rsa_key)
Set own certificate chain and private RSA key.
ecp_group_id
Domain parameters (curve, subgroup and generator) identifiers.
int ssl_set_dh_param(ssl_context *ssl, const char *dhm_P, const char *dhm_G)
Set the Diffie-Hellman public P and G values, read as hexadecimal strings (server-side only) (Default...
void ssl_set_session_ticket_lifetime(ssl_context *ssl, int lifetime)
Set session ticket lifetime (server only) (Default: SSL_DEFAULT_TICKET_LIFETIME (86400 secs / 1 day))...
unsigned char _pms_ecdhe_psk[4+POLARSSL_ECP_MAX_BYTES +POLARSSL_PSK_MAX_LEN]
SHA-1 cryptographic hash function.
int ssl_get_verify_result(const ssl_context *ssl)
Return the result of the certificate verification.
X.509 certificate revocation list parsing.
int ssl_session_reset(ssl_context *ssl)
Reset an already initialized SSL context for re-use while retaining application-set variables...
void ssl_session_init(ssl_session *session)
Initialize SSL session structure.
Certificate revocation list structure.
const int * ssl_list_ciphersuites(void)
Returns the list of ciphersuites supported by the SSL/TLS module.
SHA-384 and SHA-512 cryptographic hash function.
ssl_transform * transform_negotiate
int ssl_set_alpn_protocols(ssl_context *ssl, const char **protos)
Set the supported Application Layer Protocols.
unsigned char _pms_rsa_psk[52+POLARSSL_PSK_MAX_LEN]
void ssl_set_renegotiation_enforced(ssl_context *ssl, int max_records)
Enforce server-requested renegotiation.
int disable_renegotiation
int ssl_write_change_cipher_spec(ssl_context *ssl)
int ssl_derive_keys(ssl_context *ssl)
void ssl_set_authmode(ssl_context *ssl, int authmode)
Set the certificate verification mode.
static pk_context * ssl_own_key(ssl_context *ssl)
int(* rsa_decrypt_func)(void *ctx, int mode, size_t *olen, const unsigned char *input, unsigned char *output, size_t output_max_len)
SHA-256 context structure.
int ssl_psk_derive_premaster(ssl_context *ssl, key_exchange_type_t key_ex)
static int safer_memcmp(const void *a, const void *b, size_t n)
int ssl_send_fatal_handshake_failure(ssl_context *ssl)
ssl_ticket_keys * ticket_keys
int ssl_read(ssl_context *ssl, unsigned char *buf, size_t len)
Read at most 'len' application data bytes.
void ssl_transform_free(ssl_transform *transform)
Free referenced items in an SSL transform context and clear memory.
unsigned char * psk_identity
const char * ssl_get_ciphersuite_name(const int ciphersuite_id)
Return the name of the ciphersuite associated with the given ID.
MD5 message digest algorithm (hash function)
int ssl_renegotiate(ssl_context *ssl)
Initiate an SSL renegotiation on the running connection.
SHA-224 and SHA-256 cryptographic hash function.
int ssl_write(ssl_context *ssl, const unsigned char *buf, size_t len)
Write exactly 'len' application data bytes.
void ssl_set_ca_chain(ssl_context *ssl, x509_crt *ca_chain, x509_crl *ca_crl, const char *peer_cn)
Set the data required to verify peer certificate.
int ssl_set_own_cert_alt(ssl_context *ssl, x509_crt *own_cert, void *rsa_key, rsa_decrypt_func rsa_decrypt, rsa_sign_func rsa_sign, rsa_key_len_func rsa_key_len)
Set own certificate and alternate non-PolarSSL RSA private key and handling callbacks, such as the PKCS#11 wrappers or any other external private key handler.
int ssl_fetch_input(ssl_context *ssl, size_t nb_want)
int ssl_write_record(ssl_context *ssl)
Generic message digest context.
void ssl_optimize_checksum(ssl_context *ssl, const ssl_ciphersuite_t *ciphersuite_info)
md_type_t ssl_md_alg_from_hash(unsigned char hash)