Diff: alert.h

Revision:

0:ff9ebe0cf0e9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/alert.h	Fri Oct 18 13:18:30 2013 +0000
@@ -0,0 +1,80 @@
+/* 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 _ALERT_H_
+#define _ALERT_H_
+
+#include "config.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_CONNECTED      0x01DE
+
+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 /* _ALERT_H_ */