Lines Matching refs:ssl
177 int ssl3_accept(SSL *ssl) { in ssl3_accept() argument
180 void (*cb)(const SSL *ssl, int type, int value) = NULL; in ssl3_accept()
184 assert(ssl->handshake_func == ssl3_accept); in ssl3_accept()
185 assert(ssl->server); in ssl3_accept()
186 assert(!SSL_IS_DTLS(ssl)); in ssl3_accept()
191 if (ssl->info_callback != NULL) { in ssl3_accept()
192 cb = ssl->info_callback; in ssl3_accept()
193 } else if (ssl->ctx->info_callback != NULL) { in ssl3_accept()
194 cb = ssl->ctx->info_callback; in ssl3_accept()
197 ssl->in_handshake++; in ssl3_accept()
199 if (ssl->cert == NULL) { in ssl3_accept()
205 state = ssl->state; in ssl3_accept()
207 switch (ssl->state) { in ssl3_accept()
210 cb(ssl, SSL_CB_HANDSHAKE_START, 1); in ssl3_accept()
213 if (ssl->init_buf == NULL) { in ssl3_accept()
219 ssl->init_buf = buf; in ssl3_accept()
222 ssl->init_num = 0; in ssl3_accept()
226 if (!ssl_init_wbio_buffer(ssl, 1)) { in ssl3_accept()
231 if (!ssl3_init_handshake_buffer(ssl)) { in ssl3_accept()
237 if (!ssl->s3->have_version) { in ssl3_accept()
238 ssl->state = SSL3_ST_SR_INITIAL_BYTES; in ssl3_accept()
240 ssl->state = SSL3_ST_SR_CLNT_HELLO_A; in ssl3_accept()
245 ret = ssl3_get_initial_bytes(ssl); in ssl3_accept()
254 ret = ssl3_get_v2_client_hello(ssl); in ssl3_accept()
258 ssl->state = SSL3_ST_SR_CLNT_HELLO_A; in ssl3_accept()
265 ssl->shutdown = 0; in ssl3_accept()
266 ret = ssl3_get_client_hello(ssl); in ssl3_accept()
270 ssl->state = SSL3_ST_SW_SRVR_HELLO_A; in ssl3_accept()
271 ssl->init_num = 0; in ssl3_accept()
276 ret = ssl3_send_server_hello(ssl); in ssl3_accept()
280 if (ssl->hit) { in ssl3_accept()
281 if (ssl->tlsext_ticket_expected) { in ssl3_accept()
282 ssl->state = SSL3_ST_SW_SESSION_TICKET_A; in ssl3_accept()
284 ssl->state = SSL3_ST_SW_CHANGE_A; in ssl3_accept()
287 ssl->state = SSL3_ST_SW_CERT_A; in ssl3_accept()
289 ssl->init_num = 0; in ssl3_accept()
294 if (ssl_cipher_has_server_public_key(ssl->s3->tmp.new_cipher)) { in ssl3_accept()
295 ret = ssl3_send_server_certificate(ssl); in ssl3_accept()
299 if (ssl->s3->tmp.certificate_status_expected) { in ssl3_accept()
300 ssl->state = SSL3_ST_SW_CERT_STATUS_A; in ssl3_accept()
302 ssl->state = SSL3_ST_SW_KEY_EXCH_A; in ssl3_accept()
306 ssl->state = SSL3_ST_SW_KEY_EXCH_A; in ssl3_accept()
308 ssl->init_num = 0; in ssl3_accept()
313 ret = ssl3_send_certificate_status(ssl); in ssl3_accept()
317 ssl->state = SSL3_ST_SW_KEY_EXCH_A; in ssl3_accept()
318 ssl->init_num = 0; in ssl3_accept()
324 alg_a = ssl->s3->tmp.new_cipher->algorithm_auth; in ssl3_accept()
333 if (ssl_cipher_requires_server_key_exchange(ssl->s3->tmp.new_cipher) || in ssl3_accept()
334 ((alg_a & SSL_aPSK) && ssl->psk_identity_hint)) { in ssl3_accept()
335 ret = ssl3_send_server_key_exchange(ssl); in ssl3_accept()
343 ssl->state = SSL3_ST_SW_CERT_REQ_A; in ssl3_accept()
344 ssl->init_num = 0; in ssl3_accept()
349 if (ssl->s3->tmp.cert_request) { in ssl3_accept()
350 ret = ssl3_send_certificate_request(ssl); in ssl3_accept()
357 ssl->state = SSL3_ST_SW_SRVR_DONE_A; in ssl3_accept()
358 ssl->init_num = 0; in ssl3_accept()
363 ret = ssl3_send_server_done(ssl); in ssl3_accept()
367 ssl->s3->tmp.next_state = SSL3_ST_SR_CERT_A; in ssl3_accept()
368 ssl->state = SSL3_ST_SW_FLUSH; in ssl3_accept()
369 ssl->init_num = 0; in ssl3_accept()
378 ssl->rwstate = SSL_WRITING; in ssl3_accept()
379 if (BIO_flush(ssl->wbio) <= 0) { in ssl3_accept()
383 ssl->rwstate = SSL_NOTHING; in ssl3_accept()
385 ssl->state = ssl->s3->tmp.next_state; in ssl3_accept()
390 if (ssl->s3->tmp.cert_request) { in ssl3_accept()
391 ret = ssl3_get_client_certificate(ssl); in ssl3_accept()
396 ssl->init_num = 0; in ssl3_accept()
397 ssl->state = SSL3_ST_SR_KEY_EXCH_A; in ssl3_accept()
403 ret = ssl3_get_client_key_exchange(ssl); in ssl3_accept()
407 ssl->state = SSL3_ST_SR_CERT_VRFY_A; in ssl3_accept()
408 ssl->init_num = 0; in ssl3_accept()
413 ret = ssl3_get_cert_verify(ssl); in ssl3_accept()
418 ssl->state = SSL3_ST_SR_CHANGE; in ssl3_accept()
419 ssl->init_num = 0; in ssl3_accept()
423 ret = ssl->method->ssl_read_change_cipher_spec(ssl); in ssl3_accept()
428 if (!ssl3_do_change_cipher_spec(ssl)) { in ssl3_accept()
433 if (ssl->s3->next_proto_neg_seen) { in ssl3_accept()
434 ssl->state = SSL3_ST_SR_NEXT_PROTO_A; in ssl3_accept()
435 } else if (ssl->s3->tlsext_channel_id_valid) { in ssl3_accept()
436 ssl->state = SSL3_ST_SR_CHANNEL_ID_A; in ssl3_accept()
438 ssl->state = SSL3_ST_SR_FINISHED_A; in ssl3_accept()
444 ret = ssl3_get_next_proto(ssl); in ssl3_accept()
448 ssl->init_num = 0; in ssl3_accept()
449 if (ssl->s3->tlsext_channel_id_valid) { in ssl3_accept()
450 ssl->state = SSL3_ST_SR_CHANNEL_ID_A; in ssl3_accept()
452 ssl->state = SSL3_ST_SR_FINISHED_A; in ssl3_accept()
458 ret = ssl3_get_channel_id(ssl); in ssl3_accept()
462 ssl->init_num = 0; in ssl3_accept()
463 ssl->state = SSL3_ST_SR_FINISHED_A; in ssl3_accept()
468 ret = ssl3_get_finished(ssl, SSL3_ST_SR_FINISHED_A, in ssl3_accept()
474 if (ssl->hit) { in ssl3_accept()
475 ssl->state = SSL_ST_OK; in ssl3_accept()
476 } else if (ssl->tlsext_ticket_expected) { in ssl3_accept()
477 ssl->state = SSL3_ST_SW_SESSION_TICKET_A; in ssl3_accept()
479 ssl->state = SSL3_ST_SW_CHANGE_A; in ssl3_accept()
484 if (!ssl->hit && ssl->s3->tlsext_channel_id_valid) { in ssl3_accept()
485 ret = tls1_record_handshake_hashes_for_channel_id(ssl); in ssl3_accept()
490 ssl->init_num = 0; in ssl3_accept()
495 ret = ssl3_send_new_session_ticket(ssl); in ssl3_accept()
499 ssl->state = SSL3_ST_SW_CHANGE_A; in ssl3_accept()
500 ssl->init_num = 0; in ssl3_accept()
505 ssl->session->cipher = ssl->s3->tmp.new_cipher; in ssl3_accept()
506 if (!ssl->enc_method->setup_key_block(ssl)) { in ssl3_accept()
511 ret = ssl3_send_change_cipher_spec(ssl, SSL3_ST_SW_CHANGE_A, in ssl3_accept()
516 ssl->state = SSL3_ST_SW_FINISHED_A; in ssl3_accept()
517 ssl->init_num = 0; in ssl3_accept()
519 if (!ssl->enc_method->change_cipher_state( in ssl3_accept()
520 ssl, SSL3_CHANGE_CIPHER_SERVER_WRITE)) { in ssl3_accept()
528 ret = ssl3_send_finished(ssl, SSL3_ST_SW_FINISHED_A, in ssl3_accept()
530 ssl->enc_method->server_finished_label, in ssl3_accept()
531 ssl->enc_method->server_finished_label_len); in ssl3_accept()
535 ssl->state = SSL3_ST_SW_FLUSH; in ssl3_accept()
536 if (ssl->hit) { in ssl3_accept()
537 ssl->s3->tmp.next_state = SSL3_ST_SR_CHANGE; in ssl3_accept()
539 ssl->s3->tmp.next_state = SSL_ST_OK; in ssl3_accept()
541 ssl->init_num = 0; in ssl3_accept()
546 ssl3_cleanup_key_block(ssl); in ssl3_accept()
548 BUF_MEM_free(ssl->init_buf); in ssl3_accept()
549 ssl->init_buf = NULL; in ssl3_accept()
552 ssl_free_wbio_buffer(ssl); in ssl3_accept()
554 ssl->init_num = 0; in ssl3_accept()
558 if (ssl->ctx->retain_only_sha256_of_client_certs) { in ssl3_accept()
559 X509_free(ssl->session->peer); in ssl3_accept()
560 ssl->session->peer = NULL; in ssl3_accept()
561 sk_X509_pop_free(ssl->session->cert_chain, X509_free); in ssl3_accept()
562 ssl->session->cert_chain = NULL; in ssl3_accept()
565 ssl->s3->initial_handshake_complete = 1; in ssl3_accept()
567 ssl_update_cache(ssl, SSL_SESS_CACHE_SERVER); in ssl3_accept()
570 cb(ssl, SSL_CB_HANDSHAKE_DONE, 1); in ssl3_accept()
582 if (!ssl->s3->tmp.reuse_message && !skip && cb != NULL && in ssl3_accept()
583 ssl->state != state) { in ssl3_accept()
584 new_state = ssl->state; in ssl3_accept()
585 ssl->state = state; in ssl3_accept()
586 cb(ssl, SSL_CB_ACCEPT_LOOP, 1); in ssl3_accept()
587 ssl->state = new_state; in ssl3_accept()
593 ssl->in_handshake--; in ssl3_accept()
596 cb(ssl, SSL_CB_ACCEPT_EXIT, ret); in ssl3_accept()
601 int ssl3_get_initial_bytes(SSL *ssl) { in ssl3_get_initial_bytes() argument
605 int ret = ssl_read_buffer_extend_to(ssl, SSL3_RT_HEADER_LENGTH); in ssl3_get_initial_bytes()
609 assert(ssl_read_buffer_len(ssl) == SSL3_RT_HEADER_LENGTH); in ssl3_get_initial_bytes()
610 const uint8_t *p = ssl_read_buffer(ssl); in ssl3_get_initial_bytes()
631 ssl->state = SSL3_ST_SR_V2_CLIENT_HELLO; in ssl3_get_initial_bytes()
636 ssl->state = SSL3_ST_SR_CLNT_HELLO_A; in ssl3_get_initial_bytes()
640 int ssl3_get_v2_client_hello(SSL *ssl) { in ssl3_get_v2_client_hello() argument
651 assert(ssl_read_buffer_len(ssl) >= SSL3_RT_HEADER_LENGTH); in ssl3_get_v2_client_hello()
652 p = ssl_read_buffer(ssl); in ssl3_get_v2_client_hello()
667 ret = ssl_read_buffer_extend_to(ssl, 2 + msg_length); in ssl3_get_v2_client_hello()
671 assert(ssl_read_buffer_len(ssl) == msg_length + 2); in ssl3_get_v2_client_hello()
672 CBS_init(&v2_client_hello, ssl_read_buffer(ssl) + 2, msg_length); in ssl3_get_v2_client_hello()
676 if (!ssl3_update_handshake_hash(ssl, CBS_data(&v2_client_hello), in ssl3_get_v2_client_hello()
680 if (ssl->msg_callback) { in ssl3_get_v2_client_hello()
681 ssl->msg_callback(0, SSL2_VERSION, 0, CBS_data(&v2_client_hello), in ssl3_get_v2_client_hello()
682 CBS_len(&v2_client_hello), ssl, ssl->msg_callback_arg); in ssl3_get_v2_client_hello()
713 if (!CBB_init_fixed(&client_hello, (uint8_t *)ssl->init_buf->data, in ssl3_get_v2_client_hello()
714 ssl->init_buf->max) || in ssl3_get_v2_client_hello()
756 ssl->s3->tmp.reuse_message = 1; in ssl3_get_v2_client_hello()
757 ssl->s3->tmp.message_type = SSL3_MT_CLIENT_HELLO; in ssl3_get_v2_client_hello()
759 ssl->s3->tmp.message_size = len - 4; in ssl3_get_v2_client_hello()
762 ssl_read_buffer_consume(ssl, 2 + msg_length); in ssl3_get_v2_client_hello()
763 ssl_read_buffer_discard(ssl); in ssl3_get_v2_client_hello()
768 int ssl3_get_client_hello(SSL *ssl) { in ssl3_get_client_hello() argument
783 switch (ssl->state) { in ssl3_get_client_hello()
786 n = ssl->method->ssl_get_message( in ssl3_get_client_hello()
787 ssl, SSL3_ST_SR_CLNT_HELLO_A, SSL3_ST_SR_CLNT_HELLO_B, in ssl3_get_client_hello()
795 ssl->state = SSL3_ST_SR_CLNT_HELLO_C; in ssl3_get_client_hello()
802 n = ssl->init_num; in ssl3_get_client_hello()
805 early_ctx.ssl = ssl; in ssl3_get_client_hello()
806 early_ctx.client_hello = ssl->init_msg; in ssl3_get_client_hello()
814 if (ssl->state == SSL3_ST_SR_CLNT_HELLO_C && in ssl3_get_client_hello()
815 ssl->ctx->select_certificate_cb != NULL) { in ssl3_get_client_hello()
816 ssl->state = SSL3_ST_SR_CLNT_HELLO_D; in ssl3_get_client_hello()
817 switch (ssl->ctx->select_certificate_cb(&early_ctx)) { in ssl3_get_client_hello()
819 ssl->rwstate = SSL_CERTIFICATE_SELECTION_PENDING; in ssl3_get_client_hello()
832 ssl->state = SSL3_ST_SR_CLNT_HELLO_D; in ssl3_get_client_hello()
840 CBS_init(&client_hello, ssl->init_msg, n); in ssl3_get_client_hello()
852 ssl->client_version = client_version; in ssl3_get_client_hello()
855 memcpy(ssl->s3->client_random, CBS_data(&client_random), SSL3_RANDOM_SIZE); in ssl3_get_client_hello()
857 if (SSL_IS_DTLS(ssl)) { in ssl3_get_client_hello()
873 if (!ssl->s3->have_version) { in ssl3_get_client_hello()
875 uint16_t version = ssl3_get_mutual_version(ssl, client_version); in ssl3_get_client_hello()
878 ssl->version = ssl->client_version; in ssl3_get_client_hello()
882 ssl->version = version; in ssl3_get_client_hello()
883 ssl->enc_method = ssl3_get_enc_method(version); in ssl3_get_client_hello()
884 assert(ssl->enc_method != NULL); in ssl3_get_client_hello()
887 ssl->s3->have_version = 1; in ssl3_get_client_hello()
888 } else if (SSL_IS_DTLS(ssl) ? (ssl->client_version > ssl->version) in ssl3_get_client_hello()
889 : (ssl->client_version < ssl->version)) { in ssl3_get_client_hello()
895 ssl->hit = 0; in ssl3_get_client_hello()
897 switch (ssl_get_prev_session(ssl, &session, &send_new_ticket, &early_ctx)) { in ssl3_get_client_hello()
903 ssl->rwstate = SSL_PENDING_SESSION; in ssl3_get_client_hello()
906 ssl->tlsext_ticket_expected = send_new_ticket; in ssl3_get_client_hello()
915 ssl->version != SSL3_VERSION && in ssl3_get_client_hello()
931 ssl->hit = in ssl3_get_client_hello()
934 ssl->version == session->ssl_version && in ssl3_get_client_hello()
940 if (ssl->hit) { in ssl3_get_client_hello()
942 SSL_SESSION_free(ssl->session); in ssl3_get_client_hello()
943 ssl->session = session; in ssl3_get_client_hello()
946 ssl->verify_result = ssl->session->verify_result; in ssl3_get_client_hello()
948 if (!ssl_get_new_session(ssl, 1 /* server */)) { in ssl3_get_client_hello()
953 if (!(ssl->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER)) { in ssl3_get_client_hello()
954 ssl->session->session_id_length = 0; in ssl3_get_client_hello()
958 if (ssl->ctx->dos_protection_cb != NULL && in ssl3_get_client_hello()
959 ssl->ctx->dos_protection_cb(&early_ctx) == 0) { in ssl3_get_client_hello()
976 ciphers = ssl_bytes_to_cipher_list(ssl, &cipher_suites); in ssl3_get_client_hello()
982 if (ssl->hit) { in ssl3_get_client_hello()
985 uint32_t id = ssl->session->cipher->id; in ssl3_get_client_hello()
1013 if (ssl->version >= SSL3_VERSION && in ssl3_get_client_hello()
1014 !ssl_parse_clienthello_tlsext(ssl, &client_hello)) { in ssl3_get_client_hello()
1027 if (have_extended_master_secret != ssl->s3->tmp.extended_master_secret) { in ssl3_get_client_hello()
1034 if (!ssl->hit) { in ssl3_get_client_hello()
1042 if (ssl->cert->cert_cb) { in ssl3_get_client_hello()
1043 int rv = ssl->cert->cert_cb(ssl, ssl->cert->cert_cb_arg); in ssl3_get_client_hello()
1050 ssl->rwstate = SSL_X509_LOOKUP; in ssl3_get_client_hello()
1053 ssl->rwstate = SSL_NOTHING; in ssl3_get_client_hello()
1055 c = ssl3_choose_cipher(ssl, ciphers, ssl_get_cipher_preferences(ssl)); in ssl3_get_client_hello()
1062 ssl->s3->tmp.new_cipher = c; in ssl3_get_client_hello()
1065 ssl->s3->tmp.cert_request = !!(ssl->verify_mode & SSL_VERIFY_PEER); in ssl3_get_client_hello()
1067 if ((ssl->verify_mode & SSL_VERIFY_PEER_IF_NO_OBC) && in ssl3_get_client_hello()
1068 ssl->s3->tlsext_channel_id_valid) { in ssl3_get_client_hello()
1069 ssl->s3->tmp.cert_request = 0; in ssl3_get_client_hello()
1072 if (ssl->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK) { in ssl3_get_client_hello()
1073 ssl->s3->tmp.cert_request = 0; in ssl3_get_client_hello()
1077 ssl->s3->tmp.new_cipher = ssl->session->cipher; in ssl3_get_client_hello()
1078 ssl->s3->tmp.cert_request = 0; in ssl3_get_client_hello()
1082 if (!ssl3_init_handshake_hash(ssl)) { in ssl3_get_client_hello()
1088 if (!SSL_USE_SIGALGS(ssl) || !ssl->s3->tmp.cert_request) { in ssl3_get_client_hello()
1089 ssl3_free_handshake_buffer(ssl); in ssl3_get_client_hello()
1106 ssl3_send_alert(ssl, SSL3_AL_FATAL, al); in ssl3_get_client_hello()
1115 int ssl3_send_server_hello(SSL *ssl) { in ssl3_send_server_hello() argument
1116 if (ssl->state == SSL3_ST_SW_SRVR_HELLO_B) { in ssl3_send_server_hello()
1117 return ssl_do_write(ssl); in ssl3_send_server_hello()
1120 assert(ssl->state == SSL3_ST_SW_SRVR_HELLO_A); in ssl3_send_server_hello()
1124 if (ssl->s3->tlsext_channel_id_valid && in ssl3_send_server_hello()
1125 (ssl->s3->tmp.new_cipher->algorithm_mkey & SSL_kECDHE) == 0) { in ssl3_send_server_hello()
1126 ssl->s3->tlsext_channel_id_valid = 0; in ssl3_send_server_hello()
1132 if (ssl->hit && ssl->session->original_handshake_hash_len == 0) { in ssl3_send_server_hello()
1133 ssl->s3->tlsext_channel_id_valid = 0; in ssl3_send_server_hello()
1136 if (!ssl_fill_hello_random(ssl->s3->server_random, SSL3_RANDOM_SIZE, in ssl3_send_server_hello()
1145 if (!CBB_init_fixed(&cbb, ssl_handshake_start(ssl), in ssl3_send_server_hello()
1146 ssl->init_buf->max - SSL_HM_HEADER_LENGTH(ssl)) || in ssl3_send_server_hello()
1147 !CBB_add_u16(&cbb, ssl->version) || in ssl3_send_server_hello()
1148 !CBB_add_bytes(&cbb, ssl->s3->server_random, SSL3_RANDOM_SIZE) || in ssl3_send_server_hello()
1150 !CBB_add_bytes(&session_id, ssl->session->session_id, in ssl3_send_server_hello()
1151 ssl->session->session_id_length) || in ssl3_send_server_hello()
1152 !CBB_add_u16(&cbb, ssl_cipher_get_value(ssl->s3->tmp.new_cipher)) || in ssl3_send_server_hello()
1154 !ssl_add_serverhello_tlsext(ssl, &cbb) || in ssl3_send_server_hello()
1156 !ssl_set_handshake_header(ssl, SSL3_MT_SERVER_HELLO, length)) { in ssl3_send_server_hello()
1162 ssl->state = SSL3_ST_SW_SRVR_HELLO_B; in ssl3_send_server_hello()
1163 return ssl_do_write(ssl); in ssl3_send_server_hello()
1166 int ssl3_send_certificate_status(SSL *ssl) { in ssl3_send_certificate_status() argument
1167 if (ssl->state == SSL3_ST_SW_CERT_STATUS_A) { in ssl3_send_certificate_status()
1172 if (!CBB_init_fixed(&out, ssl_handshake_start(ssl), in ssl3_send_certificate_status()
1173 ssl->init_buf->max - SSL_HM_HEADER_LENGTH(ssl)) || in ssl3_send_certificate_status()
1176 !CBB_add_bytes(&ocsp_response, ssl->ctx->ocsp_response, in ssl3_send_certificate_status()
1177 ssl->ctx->ocsp_response_length) || in ssl3_send_certificate_status()
1179 !ssl_set_handshake_header(ssl, SSL3_MT_CERTIFICATE_STATUS, length)) { in ssl3_send_certificate_status()
1185 ssl->state = SSL3_ST_SW_CERT_STATUS_B; in ssl3_send_certificate_status()
1189 return ssl_do_write(ssl); in ssl3_send_certificate_status()
1192 int ssl3_send_server_done(SSL *ssl) { in ssl3_send_server_done() argument
1193 if (ssl->state == SSL3_ST_SW_SRVR_DONE_A) { in ssl3_send_server_done()
1194 if (!ssl_set_handshake_header(ssl, SSL3_MT_SERVER_DONE, 0)) { in ssl3_send_server_done()
1197 ssl->state = SSL3_ST_SW_SRVR_DONE_B; in ssl3_send_server_done()
1201 return ssl_do_write(ssl); in ssl3_send_server_done()
1204 int ssl3_send_server_key_exchange(SSL *ssl) { in ssl3_send_server_key_exchange() argument
1205 if (ssl->state == SSL3_ST_SW_KEY_EXCH_C) { in ssl3_send_server_key_exchange()
1206 return ssl_do_write(ssl); in ssl3_send_server_key_exchange()
1210 if (!CBB_init_fixed(&cbb, ssl_handshake_start(ssl), in ssl3_send_server_key_exchange()
1211 ssl->init_buf->max - SSL_HM_HEADER_LENGTH(ssl))) { in ssl3_send_server_key_exchange()
1215 if (ssl->state == SSL3_ST_SW_KEY_EXCH_A) { in ssl3_send_server_key_exchange()
1217 uint32_t alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey; in ssl3_send_server_key_exchange()
1218 uint32_t alg_a = ssl->s3->tmp.new_cipher->algorithm_auth; in ssl3_send_server_key_exchange()
1223 (ssl->psk_identity_hint == NULL) ? 0 : strlen(ssl->psk_identity_hint); in ssl3_send_server_key_exchange()
1225 !CBB_add_bytes(&child, (const uint8_t *)ssl->psk_identity_hint, in ssl3_send_server_key_exchange()
1233 DH *params = ssl->cert->dh_tmp; in ssl3_send_server_key_exchange()
1234 if (params == NULL && ssl->cert->dh_tmp_cb != NULL) { in ssl3_send_server_key_exchange()
1235 params = ssl->cert->dh_tmp_cb(ssl, 0, 1024); in ssl3_send_server_key_exchange()
1239 ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); in ssl3_send_server_key_exchange()
1242 ssl->session->key_exchange_info = DH_num_bits(params); in ssl3_send_server_key_exchange()
1250 SSL_ECDH_CTX_init_for_dhe(&ssl->s3->tmp.ecdh_ctx, dh); in ssl3_send_server_key_exchange()
1256 !SSL_ECDH_CTX_generate_keypair(&ssl->s3->tmp.ecdh_ctx, &child)) { in ssl3_send_server_key_exchange()
1262 if (!tls1_get_shared_curve(ssl, &curve_id)) { in ssl3_send_server_key_exchange()
1264 ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE); in ssl3_send_server_key_exchange()
1267 ssl->session->key_exchange_info = curve_id; in ssl3_send_server_key_exchange()
1270 if (!SSL_ECDH_CTX_init(&ssl->s3->tmp.ecdh_ctx, curve_id) || in ssl3_send_server_key_exchange()
1274 !SSL_ECDH_CTX_generate_keypair(&ssl->s3->tmp.ecdh_ctx, &child)) { in ssl3_send_server_key_exchange()
1284 } else if (!CBB_did_write(&cbb, ssl->init_num - SSL_HM_HEADER_LENGTH(ssl))) { in ssl3_send_server_key_exchange()
1289 if (ssl_cipher_has_server_public_key(ssl->s3->tmp.new_cipher)) { in ssl3_send_server_key_exchange()
1290 if (!ssl_has_private_key(ssl)) { in ssl3_send_server_key_exchange()
1291 ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); in ssl3_send_server_key_exchange()
1295 const size_t max_sig_len = ssl_private_key_max_signature_len(ssl); in ssl3_send_server_key_exchange()
1298 if (ssl->state == SSL3_ST_SW_KEY_EXCH_A) { in ssl3_send_server_key_exchange()
1308 if (SSL_USE_SIGALGS(ssl)) { in ssl3_send_server_key_exchange()
1309 md = tls1_choose_signing_digest(ssl); in ssl3_send_server_key_exchange()
1310 if (!tls12_add_sigandhash(ssl, &cbb, md)) { in ssl3_send_server_key_exchange()
1312 ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR); in ssl3_send_server_key_exchange()
1315 } else if (ssl_private_key_type(ssl) == EVP_PKEY_RSA) { in ssl3_send_server_key_exchange()
1328 EVP_DigestUpdate(&md_ctx, ssl->s3->client_random, SSL3_RANDOM_SIZE) && in ssl3_send_server_key_exchange()
1329 EVP_DigestUpdate(&md_ctx, ssl->s3->server_random, SSL3_RANDOM_SIZE) && in ssl3_send_server_key_exchange()
1339 sign_result = ssl_private_key_sign(ssl, ptr, &sig_len, max_sig_len, md, in ssl3_send_server_key_exchange()
1342 assert(ssl->state == SSL3_ST_SW_KEY_EXCH_B); in ssl3_send_server_key_exchange()
1351 ssl_private_key_sign_complete(ssl, ptr, &sig_len, max_sig_len); in ssl3_send_server_key_exchange()
1356 ssl->rwstate = SSL_NOTHING; in ssl3_send_server_key_exchange()
1362 ssl->rwstate = SSL_NOTHING; in ssl3_send_server_key_exchange()
1368 ssl->init_num = SSL_HM_HEADER_LENGTH(ssl) + CBB_len(&cbb); in ssl3_send_server_key_exchange()
1369 ssl->rwstate = SSL_PRIVATE_KEY_OPERATION; in ssl3_send_server_key_exchange()
1370 ssl->state = SSL3_ST_SW_KEY_EXCH_B; in ssl3_send_server_key_exchange()
1377 !ssl_set_handshake_header(ssl, SSL3_MT_SERVER_KEY_EXCHANGE, length)) { in ssl3_send_server_key_exchange()
1380 ssl->state = SSL3_ST_SW_KEY_EXCH_C; in ssl3_send_server_key_exchange()
1381 return ssl_do_write(ssl); in ssl3_send_server_key_exchange()
1388 int ssl3_send_certificate_request(SSL *ssl) { in ssl3_send_certificate_request() argument
1396 if (ssl->state == SSL3_ST_SW_CERT_REQ_A) { in ssl3_send_certificate_request()
1397 buf = ssl->init_buf; in ssl3_send_certificate_request()
1399 d = p = ssl_handshake_start(ssl); in ssl3_send_certificate_request()
1403 n = ssl3_get_req_cert_type(ssl, p); in ssl3_send_certificate_request()
1408 if (SSL_USE_SIGALGS(ssl)) { in ssl3_send_certificate_request()
1410 nl = tls12_get_psigalgs(ssl, &psigs); in ssl3_send_certificate_request()
1421 sk = SSL_get_client_CA_list(ssl); in ssl3_send_certificate_request()
1427 if (!BUF_MEM_grow_clean(buf, SSL_HM_HEADER_LENGTH(ssl) + n + j + 2)) { in ssl3_send_certificate_request()
1431 p = ssl_handshake_start(ssl) + n; in ssl3_send_certificate_request()
1440 p = ssl_handshake_start(ssl) + off; in ssl3_send_certificate_request()
1443 if (!ssl_set_handshake_header(ssl, SSL3_MT_CERTIFICATE_REQUEST, n)) { in ssl3_send_certificate_request()
1446 ssl->state = SSL3_ST_SW_CERT_REQ_B; in ssl3_send_certificate_request()
1450 return ssl_do_write(ssl); in ssl3_send_certificate_request()
1456 int ssl3_get_client_key_exchange(SSL *ssl) { in ssl3_get_client_key_exchange() argument
1468 if (ssl->state == SSL3_ST_SR_KEY_EXCH_A || in ssl3_get_client_key_exchange()
1469 ssl->state == SSL3_ST_SR_KEY_EXCH_B) { in ssl3_get_client_key_exchange()
1471 const long n = ssl->method->ssl_get_message( in ssl3_get_client_key_exchange()
1472 ssl, SSL3_ST_SR_KEY_EXCH_A, SSL3_ST_SR_KEY_EXCH_B, in ssl3_get_client_key_exchange()
1479 CBS_init(&client_key_exchange, ssl->init_msg, ssl->init_num); in ssl3_get_client_key_exchange()
1480 alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey; in ssl3_get_client_key_exchange()
1481 alg_a = ssl->s3->tmp.new_cipher->algorithm_auth; in ssl3_get_client_key_exchange()
1496 if (ssl->psk_server_callback == NULL) { in ssl3_get_client_key_exchange()
1509 if (!CBS_strdup(&psk_identity, &ssl->session->psk_identity)) { in ssl3_get_client_key_exchange()
1516 psk_len = ssl->psk_server_callback(ssl, ssl->session->psk_identity, psk, in ssl3_get_client_key_exchange()
1534 const size_t rsa_size = ssl_private_key_max_signature_len(ssl); in ssl3_get_client_key_exchange()
1543 if (ssl->state == SSL3_ST_SR_KEY_EXCH_B) { in ssl3_get_client_key_exchange()
1544 if (!ssl_has_private_key(ssl) || in ssl3_get_client_key_exchange()
1545 ssl_private_key_type(ssl) != EVP_PKEY_RSA) { in ssl3_get_client_key_exchange()
1551 if (ssl->version > SSL3_VERSION) { in ssl3_get_client_key_exchange()
1567 ssl, decrypt_buf, &decrypt_len, rsa_size, in ssl3_get_client_key_exchange()
1571 assert(ssl->state == SSL3_ST_SR_KEY_EXCH_C); in ssl3_get_client_key_exchange()
1574 ssl, decrypt_buf, &decrypt_len, rsa_size); in ssl3_get_client_key_exchange()
1579 ssl->rwstate = SSL_NOTHING; in ssl3_get_client_key_exchange()
1582 ssl->rwstate = SSL_NOTHING; in ssl3_get_client_key_exchange()
1585 ssl->rwstate = SSL_PRIVATE_KEY_OPERATION; in ssl3_get_client_key_exchange()
1586 ssl->state = SSL3_ST_SR_KEY_EXCH_C; in ssl3_get_client_key_exchange()
1625 (unsigned)(ssl->client_version >> 8)); in ssl3_get_client_key_exchange()
1627 (unsigned)(ssl->client_version & 0xff)); in ssl3_get_client_key_exchange()
1658 if (!SSL_ECDH_CTX_compute_secret(&ssl->s3->tmp.ecdh_ctx, &premaster_secret, in ssl3_get_client_key_exchange()
1666 SSL_ECDH_CTX_cleanup(&ssl->s3->tmp.ecdh_ctx); in ssl3_get_client_key_exchange()
1709 ssl->session->master_key_length = ssl->enc_method->generate_master_secret( in ssl3_get_client_key_exchange()
1710 ssl, ssl->session->master_key, premaster_secret, premaster_secret_len); in ssl3_get_client_key_exchange()
1711 if (ssl->session->master_key_length == 0) { in ssl3_get_client_key_exchange()
1714 ssl->session->extended_master_secret = ssl->s3->tmp.extended_master_secret; in ssl3_get_client_key_exchange()
1721 ssl3_send_alert(ssl, SSL3_AL_FATAL, al); in ssl3_get_client_key_exchange()
1732 int ssl3_get_cert_verify(SSL *ssl) { in ssl3_get_cert_verify() argument
1736 X509 *peer = ssl->session->peer; in ssl3_get_cert_verify()
1747 ssl3_free_handshake_buffer(ssl); in ssl3_get_cert_verify()
1751 n = ssl->method->ssl_get_message( in ssl3_get_cert_verify()
1752 ssl, SSL3_ST_SR_CERT_VRFY_A, SSL3_ST_SR_CERT_VRFY_B, in ssl3_get_cert_verify()
1772 CBS_init(&certificate_verify, ssl->init_msg, n); in ssl3_get_cert_verify()
1775 if (SSL_USE_SIGALGS(ssl)) { in ssl3_get_cert_verify()
1783 if (!tls12_check_peer_sigalg(ssl, &md, &al, hash, signature_type, pkey)) { in ssl3_get_cert_verify()
1789 if (!ssl3_cert_verify_hash(ssl, digest, &digest_length, &md, pkey->type)) { in ssl3_get_cert_verify()
1795 ssl3_free_handshake_buffer(ssl); in ssl3_get_cert_verify()
1796 if (!ssl3_hash_current_message(ssl)) { in ssl3_get_cert_verify()
1825 ssl3_send_alert(ssl, SSL3_AL_FATAL, al); in ssl3_get_cert_verify()
1835 int ssl3_get_client_certificate(SSL *ssl) { in ssl3_get_client_certificate() argument
1844 n = ssl->method->ssl_get_message(ssl, SSL3_ST_SR_CERT_A, SSL3_ST_SR_CERT_B, in ssl3_get_client_certificate()
1845 -1, (long)ssl->max_cert_list, in ssl3_get_client_certificate()
1852 if (ssl->s3->tmp.message_type == SSL3_MT_CLIENT_KEY_EXCHANGE) { in ssl3_get_client_certificate()
1853 if ((ssl->verify_mode & SSL_VERIFY_PEER) && in ssl3_get_client_certificate()
1854 (ssl->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { in ssl3_get_client_certificate()
1861 if (ssl->version > SSL3_VERSION && ssl->s3->tmp.cert_request) { in ssl3_get_client_certificate()
1867 ssl->s3->tmp.reuse_message = 1; in ssl3_get_client_certificate()
1872 if (ssl->s3->tmp.message_type != SSL3_MT_CERTIFICATE) { in ssl3_get_client_certificate()
1878 CBS_init(&certificate_msg, ssl->init_msg, n); in ssl3_get_client_certificate()
1903 if (is_first_certificate && ssl->ctx->retain_only_sha256_of_client_certs) { in ssl3_get_client_certificate()
1908 SHA256_Final(ssl->session->peer_sha256, &sha256); in ssl3_get_client_certificate()
1909 ssl->session->peer_sha256_valid = 1; in ssl3_get_client_certificate()
1935 ssl3_free_handshake_buffer(ssl); in ssl3_get_client_certificate()
1938 if (ssl->version == SSL3_VERSION) { in ssl3_get_client_certificate()
1942 } else if ((ssl->verify_mode & SSL_VERIFY_PEER) && in ssl3_get_client_certificate()
1943 (ssl->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) { in ssl3_get_client_certificate()
1950 i = ssl_verify_cert_chain(ssl, sk); in ssl3_get_client_certificate()
1952 al = ssl_verify_alarm_type(ssl->verify_result); in ssl3_get_client_certificate()
1958 X509_free(ssl->session->peer); in ssl3_get_client_certificate()
1959 ssl->session->peer = sk_X509_shift(sk); in ssl3_get_client_certificate()
1960 ssl->session->verify_result = ssl->verify_result; in ssl3_get_client_certificate()
1962 sk_X509_pop_free(ssl->session->cert_chain, X509_free); in ssl3_get_client_certificate()
1963 ssl->session->cert_chain = sk; in ssl3_get_client_certificate()
1973 ssl3_send_alert(ssl, SSL3_AL_FATAL, al); in ssl3_get_client_certificate()
1982 int ssl3_send_server_certificate(SSL *ssl) { in ssl3_send_server_certificate() argument
1983 if (ssl->state == SSL3_ST_SW_CERT_A) { in ssl3_send_server_certificate()
1984 if (!ssl3_output_cert_chain(ssl)) { in ssl3_send_server_certificate()
1987 ssl->state = SSL3_ST_SW_CERT_B; in ssl3_send_server_certificate()
1991 return ssl_do_write(ssl); in ssl3_send_server_certificate()
1995 int ssl3_send_new_session_ticket(SSL *ssl) { in ssl3_send_new_session_ticket() argument
2005 if (ssl->state == SSL3_ST_SW_SESSION_TICKET_A) { in ssl3_send_new_session_ticket()
2009 SSL_CTX *tctx = ssl->initial_ctx; in ssl3_send_new_session_ticket()
2018 if (!SSL_SESSION_to_bytes_for_ticket(ssl->session, &session, in ssl3_send_new_session_ticket()
2032 p = ssl_handshake_start(ssl); in ssl3_send_new_session_ticket()
2040 len = p - ssl_handshake_start(ssl); in ssl3_send_new_session_ticket()
2041 if (!ssl_set_handshake_header(ssl, SSL3_MT_NEWSESSION_TICKET, len)) { in ssl3_send_new_session_ticket()
2044 ssl->state = SSL3_ST_SW_SESSION_TICKET_B; in ssl3_send_new_session_ticket()
2045 return ssl_do_write(ssl); in ssl3_send_new_session_ticket()
2051 if (!BUF_MEM_grow(ssl->init_buf, SSL_HM_HEADER_LENGTH(ssl) + 6 + in ssl3_send_new_session_ticket()
2055 p = ssl_handshake_start(ssl); in ssl3_send_new_session_ticket()
2059 if (tctx->tlsext_ticket_key_cb(ssl, key_name, iv, &ctx, &hctx, in ssl3_send_new_session_ticket()
2077 l2n(ssl->hit ? 0 : ssl->session->timeout, p); in ssl3_send_new_session_ticket()
2106 len = p - ssl_handshake_start(ssl); in ssl3_send_new_session_ticket()
2108 p = ssl_handshake_start(ssl) + 4; in ssl3_send_new_session_ticket()
2110 if (!ssl_set_handshake_header(ssl, SSL3_MT_NEWSESSION_TICKET, len)) { in ssl3_send_new_session_ticket()
2113 ssl->state = SSL3_ST_SW_SESSION_TICKET_B; in ssl3_send_new_session_ticket()
2117 ret = ssl_do_write(ssl); in ssl3_send_new_session_ticket()
2128 int ssl3_get_next_proto(SSL *ssl) { in ssl3_get_next_proto() argument
2135 if (!ssl->s3->next_proto_neg_seen) { in ssl3_get_next_proto()
2140 n = ssl->method->ssl_get_message(ssl, SSL3_ST_SR_NEXT_PROTO_A, in ssl3_get_next_proto()
2149 CBS_init(&next_protocol, ssl->init_msg, n); in ssl3_get_next_proto()
2159 !CBS_stow(&selected_protocol, &ssl->next_proto_negotiated, in ssl3_get_next_proto()
2160 &ssl->next_proto_negotiated_len)) { in ssl3_get_next_proto()
2168 int ssl3_get_channel_id(SSL *ssl) { in ssl3_get_channel_id() argument
2182 n = ssl->method->ssl_get_message( in ssl3_get_channel_id()
2183 ssl, SSL3_ST_SR_CHANNEL_ID_A, SSL3_ST_SR_CHANNEL_ID_B, in ssl3_get_channel_id()
2193 if (!tls1_channel_id_hash(ssl, channel_id_hash, &channel_id_hash_len)) { in ssl3_get_channel_id()
2198 if (!ssl3_hash_current_message(ssl)) { in ssl3_get_channel_id()
2202 CBS_init(&encrypted_extensions, ssl->init_msg, n); in ssl3_get_channel_id()
2263 ssl->s3->tlsext_channel_id_valid = 0; in ssl3_get_channel_id()
2267 memcpy(ssl->s3->tlsext_channel_id, p, 64); in ssl3_get_channel_id()