82 lines
3.2 KiB
C
82 lines
3.2 KiB
C
|
/* alert.h -- DTLS alert protocol
|
||
|
|
*
|
||
|
|
* Copyright (C) 2012 Olaf Bergmann <bergmann@tzi.org>
|
||
|
|
*
|
||
|
|
* Permission is hereby granted, free of charge, to any person
|
||
|
|
* obtaining a copy of this software and associated documentation
|
||
|
|
* files (the "Software"), to deal in the Software without
|
||
|
|
* restriction, including without limitation the rights to use, copy,
|
||
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
||
|
|
* of the Software, and to permit persons to whom the Software is
|
||
|
|
* furnished to do so, subject to the following conditions:
|
||
|
|
*
|
||
|
|
* The above copyright notice and this permission notice shall be
|
||
|
|
* included in all copies or substantial portions of the Software.
|
||
|
|
*
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||
|
|
* SOFTWARE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @file alert.h
|
||
|
|
* @brief DTLS alert protocol
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _DTLS_ALERT_H_
|
||
|
|
#define _DTLS_ALERT_H_
|
||
|
|
|
||
|
|
typedef enum {
|
||
|
|
DTLS_ALERT_LEVEL_WARNING=1,
|
||
|
|
DTLS_ALERT_LEVEL_FATAL=2
|
||
|
|
} dtls_alert_level_t;
|
||
|
|
|
||
|
|
typedef enum {
|
||
|
|
DTLS_ALERT_CLOSE_NOTIFY = 0, /* close_notify */
|
||
|
|
DTLS_ALERT_UNEXPECTED_MESSAGE = 10, /* unexpected_message */
|
||
|
|
DTLS_ALERT_BAD_RECORD_MAC = 20, /* bad_record_mac */
|
||
|
|
DTLS_ALERT_RECORD_OVERFLOW = 22, /* record_overflow */
|
||
|
|
DTLS_ALERT_DECOMPRESSION_FAILURE = 30, /* decompression_failure */
|
||
|
|
DTLS_ALERT_HANDSHAKE_FAILURE = 40, /* handshake_failure */
|
||
|
|
DTLS_ALERT_BAD_CERTIFICATE = 42, /* bad_certificate */
|
||
|
|
DTLS_ALERT_UNSUPPORTED_CERTIFICATE = 43, /* unsupported_certificate */
|
||
|
|
DTLS_ALERT_CERTIFICATE_REVOKED = 44, /* certificate_revoked */
|
||
|
|
DTLS_ALERT_CERTIFICATE_EXPIRED = 45, /* certificate_expired */
|
||
|
|
DTLS_ALERT_CERTIFICATE_UNKNOWN = 46, /* certificate_unknown */
|
||
|
|
DTLS_ALERT_ILLEGAL_PARAMETER = 47, /* illegal_parameter */
|
||
|
|
DTLS_ALERT_UNKNOWN_CA = 48, /* unknown_ca */
|
||
|
|
DTLS_ALERT_ACCESS_DENIED = 49, /* access_denied */
|
||
|
|
DTLS_ALERT_DECODE_ERROR = 50, /* decode_error */
|
||
|
|
DTLS_ALERT_DECRYPT_ERROR = 51, /* decrypt_error */
|
||
|
|
DTLS_ALERT_PROTOCOL_VERSION = 70, /* protocol_version */
|
||
|
|
DTLS_ALERT_INSUFFICIENT_SECURITY = 71, /* insufficient_security */
|
||
|
|
DTLS_ALERT_INTERNAL_ERROR = 80, /* internal_error */
|
||
|
|
DTLS_ALERT_USER_CANCELED = 90, /* user_canceled */
|
||
|
|
DTLS_ALERT_NO_RENEGOTIATION = 100, /* no_renegotiation */
|
||
|
|
DTLS_ALERT_UNSUPPORTED_EXTENSION = 110 /* unsupported_extension */
|
||
|
|
} dtls_alert_t;
|
||
|
|
|
||
|
|
#define DTLS_EVENT_CONNECT 0x01DC /**< initiated handshake */
|
||
|
|
#define DTLS_EVENT_CONNECTED 0x01DE /**< handshake or re-negotiation
|
||
|
|
* has finished */
|
||
|
|
#define DTLS_EVENT_RENEGOTIATE 0x01DF /**< re-negotiation has started */
|
||
|
|
|
||
|
|
static inline int
|
||
|
|
dtls_alert_create(dtls_alert_level_t level, dtls_alert_t desc)
|
||
|
|
{
|
||
|
|
return -((level << 8) | desc);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int
|
||
|
|
dtls_alert_fatal_create(dtls_alert_t desc)
|
||
|
|
{
|
||
|
|
return dtls_alert_create(DTLS_ALERT_LEVEL_FATAL, desc);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* _DTLS_ALERT_H_ */
|