Lines Matching refs:conn
24 void tls_alert(struct tlsv1_client *conn, u8 level, u8 description)
26 conn->alert_level = level;
27 conn->alert_description = description;
31 void tlsv1_client_free_dh(struct tlsv1_client *conn)
33 os_free(conn->dh_p);
34 os_free(conn->dh_g);
35 os_free(conn->dh_ys);
36 conn->dh_p = conn->dh_g = conn->dh_ys = NULL;
50 int tls_derive_keys(struct tlsv1_client *conn,
61 os_memcpy(seed, conn->client_random, TLS_RANDOM_LEN);
62 os_memcpy(seed + TLS_RANDOM_LEN, conn->server_random,
64 if (tls_prf(conn->rl.tls_version,
67 conn->master_secret, TLS_MASTER_SECRET_LEN)) {
73 conn->master_secret, TLS_MASTER_SECRET_LEN);
76 os_memcpy(seed, conn->server_random, TLS_RANDOM_LEN);
77 os_memcpy(seed + TLS_RANDOM_LEN, conn->client_random, TLS_RANDOM_LEN);
78 key_block_len = 2 * (conn->rl.hash_size + conn->rl.key_material_len);
79 if (conn->rl.tls_version == TLS_VERSION_1)
80 key_block_len += 2 * conn->rl.iv_size;
81 if (tls_prf(conn->rl.tls_version,
82 conn->master_secret, TLS_MASTER_SECRET_LEN,
94 os_memcpy(conn->rl.write_mac_secret, pos, conn->rl.hash_size);
95 pos += conn->rl.hash_size;
97 os_memcpy(conn->rl.read_mac_secret, pos, conn->rl.hash_size);
98 pos += conn->rl.hash_size;
101 os_memcpy(conn->rl.write_key, pos, conn->rl.key_material_len);
102 pos += conn->rl.key_material_len;
104 os_memcpy(conn->rl.read_key, pos, conn->rl.key_material_len);
105 pos += conn->rl.key_material_len;
107 if (conn->rl.tls_version == TLS_VERSION_1) {
109 os_memcpy(conn->rl.write_iv, pos, conn->rl.iv_size);
110 pos += conn->rl.iv_size;
112 os_memcpy(conn->rl.read_iv, pos, conn->rl.iv_size);
113 pos += conn->rl.iv_size;
120 os_memset(conn->rl.write_iv, 0, conn->rl.iv_size);
129 * @conn: TLSv1 client connection data from tlsv1_client_init()
139 u8 * tlsv1_client_handshake(struct tlsv1_client *conn,
153 if (conn->state == CLIENT_HELLO) {
156 return tls_send_client_hello(conn, out_len);
159 if (conn->partial_input) {
160 if (wpabuf_resize(&conn->partial_input, in_len) < 0) {
163 tls_alert(conn, TLS_ALERT_LEVEL_FATAL,
167 wpabuf_put_data(conn->partial_input, in_data, in_len);
168 in_data = wpabuf_head(conn->partial_input);
169 in_len = wpabuf_len(conn->partial_input);
184 used = tlsv1_record_receive(&conn->rl, pos, end - pos,
189 tls_alert(conn, TLS_ALERT_LEVEL_FATAL, alert);
196 wpabuf_free(conn->partial_input);
197 conn->partial_input = partial;
198 if (conn->partial_input == NULL) {
202 tls_alert(conn, TLS_ALERT_LEVEL_FATAL,
220 if (tlsv1_client_process_handshake(conn, ct, in_pos,
235 msg = tlsv1_client_handshake_write(conn, out_len, no_appl_data);
239 if (conn->alert_level) {
240 wpabuf_free(conn->partial_input);
241 conn->partial_input = NULL;
242 conn->state = FAILED;
244 msg = tlsv1_client_send_alert(conn, conn->alert_level,
245 conn->alert_description,
253 wpabuf_free(conn->partial_input);
254 conn->partial_input = NULL;
263 * @conn: TLSv1 client connection data from tlsv1_client_init()
273 int tlsv1_client_encrypt(struct tlsv1_client *conn,
282 if (tlsv1_record_send(&conn->rl, TLS_CONTENT_TYPE_APPLICATION_DATA,
285 tls_alert(conn, TLS_ALERT_LEVEL_FATAL,
296 * @conn: TLSv1 client connection data from tlsv1_client_init()
306 struct wpabuf * tlsv1_client_decrypt(struct tlsv1_client *conn,
319 if (conn->partial_input) {
320 if (wpabuf_resize(&conn->partial_input, in_len) < 0) {
326 wpabuf_put_data(conn->partial_input, in_data, in_len);
327 in_data = wpabuf_head(conn->partial_input);
328 in_len = wpabuf_len(conn->partial_input);
342 used = tlsv1_record_receive(&conn->rl, pos, in_end - pos,
353 wpabuf_free(conn->partial_input);
354 conn->partial_input = partial;
355 if (conn->partial_input == NULL) {
399 wpabuf_free(conn->partial_input);
400 conn->partial_input = NULL;
405 wpabuf_free(conn->partial_input);
406 conn->partial_input = NULL;
407 tls_alert(conn, TLS_ALERT_LEVEL_FATAL, alert);
443 struct tlsv1_client *conn;
447 conn = os_zalloc(sizeof(*conn));
448 if (conn == NULL)
451 conn->state = CLIENT_HELLO;
453 if (tls_verify_hash_init(&conn->verify) < 0) {
456 os_free(conn);
461 suites = conn->cipher_suites;
469 conn->num_cipher_suites = count;
471 conn->rl.tls_version = TLS_VERSION;
473 return conn;
479 * @conn: TLSv1 client connection data from tlsv1_client_init()
481 void tlsv1_client_deinit(struct tlsv1_client *conn)
483 crypto_public_key_free(conn->server_rsa_key);
484 tlsv1_record_set_cipher_suite(&conn->rl, TLS_NULL_WITH_NULL_NULL);
485 tlsv1_record_change_write_cipher(&conn->rl);
486 tlsv1_record_change_read_cipher(&conn->rl);
487 tls_verify_hash_free(&conn->verify);
488 os_free(conn->client_hello_ext);
489 tlsv1_client_free_dh(conn);
490 tlsv1_cred_free(conn->cred);
491 wpabuf_free(conn->partial_input);
492 os_free(conn);
498 * @conn: TLSv1 client connection data from tlsv1_client_init()
501 int tlsv1_client_established(struct tlsv1_client *conn)
503 return conn->state == ESTABLISHED;
509 * @conn: TLSv1 client connection data from tlsv1_client_init()
517 int tlsv1_client_prf(struct tlsv1_client *conn, const char *label,
522 if (conn->state != ESTABLISHED)
526 os_memcpy(seed, conn->server_random, TLS_RANDOM_LEN);
527 os_memcpy(seed + TLS_RANDOM_LEN, conn->client_random,
530 os_memcpy(seed, conn->client_random, TLS_RANDOM_LEN);
531 os_memcpy(seed + TLS_RANDOM_LEN, conn->server_random,
535 return tls_prf(conn->rl.tls_version,
536 conn->master_secret, TLS_MASTER_SECRET_LEN,
543 * @conn: TLSv1 client connection data from tlsv1_client_init()
550 int tlsv1_client_get_cipher(struct tlsv1_client *conn, char *buf,
555 switch (conn->rl.cipher_suite) {
598 * @conn: TLSv1 client connection data from tlsv1_client_init()
601 int tlsv1_client_shutdown(struct tlsv1_client *conn)
603 conn->state = CLIENT_HELLO;
605 if (tls_verify_hash_init(&conn->verify) < 0) {
611 tlsv1_record_set_cipher_suite(&conn->rl, TLS_NULL_WITH_NULL_NULL);
612 tlsv1_record_change_write_cipher(&conn->rl);
613 tlsv1_record_change_read_cipher(&conn->rl);
615 conn->certificate_requested = 0;
616 crypto_public_key_free(conn->server_rsa_key);
617 conn->server_rsa_key = NULL;
618 conn->session_resumed = 0;
626 * @conn: TLSv1 client connection data from tlsv1_client_init()
629 int tlsv1_client_resumed(struct tlsv1_client *conn)
631 return !!conn->session_resumed;
637 * @conn: TLSv1 client connection data from tlsv1_client_init()
643 int tlsv1_client_hello_ext(struct tlsv1_client *conn, int ext_type,
648 conn->session_ticket_included = 0;
649 os_free(conn->client_hello_ext);
650 conn->client_hello_ext = NULL;
651 conn->client_hello_ext_len = 0;
656 pos = conn->client_hello_ext = os_malloc(6 + data_len);
667 conn->client_hello_ext_len = 6 + data_len;
670 conn->session_ticket_included = 1;
680 * @conn: TLSv1 client connection data from tlsv1_client_init()
684 int tlsv1_client_get_keys(struct tlsv1_client *conn, struct tls_keys *keys)
687 if (conn->state == CLIENT_HELLO)
690 keys->client_random = conn->client_random;
693 if (conn->state != SERVER_HELLO) {
694 keys->server_random = conn->server_random;
696 keys->master_key = conn->master_secret;
706 * @conn: TLSv1 client connection data from tlsv1_client_init()
710 int tlsv1_client_get_keyblock_size(struct tlsv1_client *conn)
712 if (conn->state == CLIENT_HELLO || conn->state == SERVER_HELLO)
715 return 2 * (conn->rl.hash_size + conn->rl.key_material_len +
716 conn->rl.iv_size);
722 * @conn: TLSv1 client connection data from tlsv1_client_init()
727 int tlsv1_client_set_cipher_list(struct tlsv1_client *conn, u8 *ciphers)
735 suites = conn->cipher_suites;
754 conn->num_cipher_suites = count;
763 * @conn: TLSv1 client connection data from tlsv1_client_init()
771 int tlsv1_client_set_cred(struct tlsv1_client *conn,
774 tlsv1_cred_free(conn->cred);
775 conn->cred = cred;
780 void tlsv1_client_set_time_checks(struct tlsv1_client *conn, int enabled)
782 conn->disable_time_checks = !enabled;
786 void tlsv1_client_set_session_ticket_cb(struct tlsv1_client *conn,
792 conn->session_ticket_cb = cb;
793 conn->session_ticket_cb_ctx = ctx;