| /* |
| * TLSv1 client - internal structures |
| * Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * Alternatively, this software may be distributed under the terms of BSD |
| * license. |
| * |
| * See README and COPYING for more details. |
| */ |
| |
| #ifndef TLSV1_CLIENT_I_H |
| #define TLSV1_CLIENT_I_H |
| |
| struct tlsv1_client { |
| enum { |
| CLIENT_HELLO, SERVER_HELLO, SERVER_CERTIFICATE, |
| SERVER_KEY_EXCHANGE, SERVER_CERTIFICATE_REQUEST, |
| SERVER_HELLO_DONE, CLIENT_KEY_EXCHANGE, CHANGE_CIPHER_SPEC, |
| SERVER_CHANGE_CIPHER_SPEC, SERVER_FINISHED, ACK_FINISHED, |
| ESTABLISHED, FAILED |
| } state; |
| |
| struct tlsv1_record_layer rl; |
| |
| u8 session_id[TLS_SESSION_ID_MAX_LEN]; |
| size_t session_id_len; |
| u8 client_random[TLS_RANDOM_LEN]; |
| u8 server_random[TLS_RANDOM_LEN]; |
| u8 master_secret[TLS_MASTER_SECRET_LEN]; |
| |
| u8 alert_level; |
| u8 alert_description; |
| |
| unsigned int certificate_requested:1; |
| unsigned int session_resumed:1; |
| unsigned int session_ticket_included:1; |
| unsigned int use_session_ticket:1; |
| |
| struct crypto_public_key *server_rsa_key; |
| |
| struct tls_verify_hash verify; |
| |
| #define MAX_CIPHER_COUNT 30 |
| u16 cipher_suites[MAX_CIPHER_COUNT]; |
| size_t num_cipher_suites; |
| |
| u16 prev_cipher_suite; |
| |
| u8 *client_hello_ext; |
| size_t client_hello_ext_len; |
| |
| /* The prime modulus used for Diffie-Hellman */ |
| u8 *dh_p; |
| size_t dh_p_len; |
| /* The generator used for Diffie-Hellman */ |
| u8 *dh_g; |
| size_t dh_g_len; |
| /* The server's Diffie-Hellman public value */ |
| u8 *dh_ys; |
| size_t dh_ys_len; |
| |
| struct tlsv1_credentials *cred; |
| |
| tlsv1_client_session_ticket_cb session_ticket_cb; |
| void *session_ticket_cb_ctx; |
| }; |
| |
| |
| void tls_alert(struct tlsv1_client *conn, u8 level, u8 description); |
| void tlsv1_client_free_dh(struct tlsv1_client *conn); |
| int tls_derive_pre_master_secret(u8 *pre_master_secret); |
| int tls_derive_keys(struct tlsv1_client *conn, |
| const u8 *pre_master_secret, size_t pre_master_secret_len); |
| u8 * tls_send_client_hello(struct tlsv1_client *conn, size_t *out_len); |
| u8 * tlsv1_client_send_alert(struct tlsv1_client *conn, u8 level, |
| u8 description, size_t *out_len); |
| u8 * tlsv1_client_handshake_write(struct tlsv1_client *conn, size_t *out_len, |
| int no_appl_data); |
| int tlsv1_client_process_handshake(struct tlsv1_client *conn, u8 ct, |
| const u8 *buf, size_t *len, |
| u8 **out_data, size_t *out_len); |
| |
| #endif /* TLSV1_CLIENT_I_H */ |