Ashley Mills / tinydtls

Version 0.5.0 of tinydtls

Dependents:   tinydtls_test_cellular tinydtls_test_ethernet tiny-dtls

state.h@1:598a56fe116e, 2014-02-12 (annotated)

Committer:
ashleymills
Date:
Wed Feb 12 09:30:16 2014 +0000
Revision:
1:598a56fe116e
Parent:
0:ff9ebe0cf0e9 
Explicitly removed something instead of relying on MACRO to disable it. Mbed can't use it.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ashleymills 0:ff9ebe0cf0e9 1 /* dtls -- a very basic DTLS implementation
ashleymills 0:ff9ebe0cf0e9 2 *
ashleymills 0:ff9ebe0cf0e9 3 * Copyright (C) 2011--2013 Olaf Bergmann <bergmann@tzi.org>
ashleymills 0:ff9ebe0cf0e9 4 *
ashleymills 0:ff9ebe0cf0e9 5 * Permission is hereby granted, free of charge, to any person
ashleymills 0:ff9ebe0cf0e9 6 * obtaining a copy of this software and associated documentation
ashleymills 0:ff9ebe0cf0e9 7 * files (the "Software"), to deal in the Software without
ashleymills 0:ff9ebe0cf0e9 8 * restriction, including without limitation the rights to use, copy,
ashleymills 0:ff9ebe0cf0e9 9 * modify, merge, publish, distribute, sublicense, and/or sell copies
ashleymills 0:ff9ebe0cf0e9 10 * of the Software, and to permit persons to whom the Software is
ashleymills 0:ff9ebe0cf0e9 11 * furnished to do so, subject to the following conditions:
ashleymills 0:ff9ebe0cf0e9 12 *
ashleymills 0:ff9ebe0cf0e9 13 * The above copyright notice and this permission notice shall be
ashleymills 0:ff9ebe0cf0e9 14 * included in all copies or substantial portions of the Software.
ashleymills 0:ff9ebe0cf0e9 15 *
ashleymills 0:ff9ebe0cf0e9 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
ashleymills 0:ff9ebe0cf0e9 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
ashleymills 0:ff9ebe0cf0e9 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ashleymills 0:ff9ebe0cf0e9 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
ashleymills 0:ff9ebe0cf0e9 20 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ashleymills 0:ff9ebe0cf0e9 21 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
ashleymills 0:ff9ebe0cf0e9 22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
ashleymills 0:ff9ebe0cf0e9 23 * SOFTWARE.
ashleymills 0:ff9ebe0cf0e9 24 */
ashleymills 0:ff9ebe0cf0e9 25
ashleymills 0:ff9ebe0cf0e9 26 /**
ashleymills 0:ff9ebe0cf0e9 27 * @file state.h
ashleymills 0:ff9ebe0cf0e9 28 * @brief state information for DTLS FSM
ashleymills 0:ff9ebe0cf0e9 29 */
ashleymills 0:ff9ebe0cf0e9 30
ashleymills 0:ff9ebe0cf0e9 31 #ifndef _STATE_H_
ashleymills 0:ff9ebe0cf0e9 32 #define _STATE_H_
ashleymills 0:ff9ebe0cf0e9 33
ashleymills 0:ff9ebe0cf0e9 34 #include "config.h"
ashleymills 0:ff9ebe0cf0e9 35 #include "global.h"
ashleymills 0:ff9ebe0cf0e9 36 #include "hmac.h"
ashleymills 0:ff9ebe0cf0e9 37
ashleymills 0:ff9ebe0cf0e9 38 typedef enum {
ashleymills 0:ff9ebe0cf0e9 39 DTLS_STATE_INIT = 0, DTLS_STATE_WAIT_CLIENTHELLO, DTLS_STATE_WAIT_CLIENTCERTIFICATE,
ashleymills 0:ff9ebe0cf0e9 40 DTLS_STATE_WAIT_CLIENTKEYEXCHANGE, DTLS_STATE_WAIT_CERTIFICATEVERIFY,
ashleymills 0:ff9ebe0cf0e9 41 DTLS_STATE_WAIT_CLIENTCHANGECIPHERSPEC,
ashleymills 0:ff9ebe0cf0e9 42 DTLS_STATE_WAIT_FINISHED, DTLS_STATE_FINISHED,
ashleymills 0:ff9ebe0cf0e9 43 /* client states */
ashleymills 0:ff9ebe0cf0e9 44 DTLS_STATE_CLIENTHELLO, DTLS_STATE_WAIT_SERVERCERTIFICATE, DTLS_STATE_WAIT_SERVERKEYEXCHANGE,
ashleymills 0:ff9ebe0cf0e9 45 DTLS_STATE_WAIT_SERVERHELLODONE, DTLS_STATE_WAIT_SERVERFINISHED,
ashleymills 0:ff9ebe0cf0e9 46
ashleymills 0:ff9ebe0cf0e9 47 DTLS_STATE_CONNECTED,
ashleymills 0:ff9ebe0cf0e9 48 DTLS_STATE_CLOSING,
ashleymills 0:ff9ebe0cf0e9 49 DTLS_STATE_CLOSED,
ashleymills 0:ff9ebe0cf0e9 50 } dtls_state_t;
ashleymills 0:ff9ebe0cf0e9 51
ashleymills 0:ff9ebe0cf0e9 52 typedef struct {
ashleymills 0:ff9ebe0cf0e9 53 uint24 mseq; /**< handshake message sequence number counter */
ashleymills 0:ff9ebe0cf0e9 54
ashleymills 0:ff9ebe0cf0e9 55 /** pending config that is updated during handshake */
ashleymills 0:ff9ebe0cf0e9 56 /* FIXME: dtls_security_parameters_t pending_config; */
ashleymills 0:ff9ebe0cf0e9 57
ashleymills 0:ff9ebe0cf0e9 58 /* temporary storage for the final handshake hash */
ashleymills 0:ff9ebe0cf0e9 59 dtls_hash_ctx hs_hash;
ashleymills 0:ff9ebe0cf0e9 60 } dtls_hs_state_t;
ashleymills 0:ff9ebe0cf0e9 61 #endif /* _STATE_H_ */