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| 1 /* | |
| 2 * err.h | |
| 3 * | |
| 4 * error status codes | |
| 5 * | |
| 6 * David A. McGrew | |
| 7 * Cisco Systems, Inc. | |
| 8 */ | |
| 9 /* | |
| 10 * | |
| 11 * Copyright (c) 2001-2006, Cisco Systems, Inc. | |
| 12 * All rights reserved. | |
| 13 * | |
| 14 * Redistribution and use in source and binary forms, with or without | |
| 15 * modification, are permitted provided that the following conditions | |
| 16 * are met: | |
| 17 * | |
| 18 * Redistributions of source code must retain the above copyright | |
| 19 * notice, this list of conditions and the following disclaimer. | |
| 20 * | |
| 21 * Redistributions in binary form must reproduce the above | |
| 22 * copyright notice, this list of conditions and the following | |
| 23 * disclaimer in the documentation and/or other materials provided | |
| 24 * with the distribution. | |
| 25 * | |
| 26 * Neither the name of the Cisco Systems, Inc. nor the names of its | |
| 27 * contributors may be used to endorse or promote products derived | |
| 28 * from this software without specific prior written permission. | |
| 29 * | |
| 30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 31 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 32 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
| 33 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
| 34 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 35 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 37 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 41 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 42 * | |
| 43 */ | |
| 44 | |
| 45 | |
| 46 #ifndef ERR_H | |
| 47 #define ERR_H | |
| 48 | |
| 49 #include <stdio.h> | |
| 50 #include <stdarg.h> | |
| 51 | |
| 52 /* | |
| 53 * Compatibility shim for v1->v2 transition. | |
| 54 */ | |
| 55 | |
| 56 #define srtp_err_status_t err_status_t | |
| 57 | |
| 58 #define srtp_err_status_ok err_status_ok | |
| 59 #define srtp_err_status_fail err_status_fail | |
| 60 #define srtp_err_status_bad_param err_status_bad_param | |
| 61 #define srtp_err_status_alloc_fail err_status_alloc_fail | |
| 62 #define srtp_err_status_dealloc_fail err_status_dealloc_fail | |
| 63 #define srtp_err_status_init_fail err_status_init_fail | |
| 64 #define srtp_err_status_terminus err_status_terminus | |
| 65 #define srtp_err_status_auth_fail err_status_auth_fail | |
| 66 #define srtp_err_status_cipher_fail err_status_cipher_fail | |
| 67 #define srtp_err_status_replay_fail err_status_replay_fail | |
| 68 #define srtp_err_status_replay_old err_status_replay_old | |
| 69 #define srtp_err_status_algo_fail err_status_algo_fail | |
| 70 #define srtp_err_status_no_such_op err_status_no_such_op | |
| 71 #define srtp_err_status_no_ctx err_status_no_ctx | |
| 72 #define srtp_err_status_cant_check err_status_cant_check | |
| 73 #define srtp_err_status_key_expired err_status_key_expired | |
| 74 #define srtp_err_status_socket_err err_status_socket_err | |
| 75 #define srtp_err_status_signal_err err_status_signal_err | |
| 76 #define srtp_err_status_nonce_bad err_status_nonce_bad | |
| 77 #define srtp_err_status_read_fail err_status_read_fail | |
| 78 #define srtp_err_status_write_fail err_status_write_fail | |
| 79 #define srtp_err_status_parse_err err_status_parse_err | |
| 80 #define srtp_err_status_encode_err err_status_encode_err | |
| 81 #define srtp_err_status_semaphore_err err_status_semaphore_err | |
| 82 #define srtp_err_status_pfkey_err err_status_pfkey_err | |
| 83 | |
| 84 #define srtp_debug_module_t debug_module_t | |
| 85 | |
| 86 /** | |
| 87 * @defgroup Error Error Codes | |
| 88 * | |
| 89 * Error status codes are represented by the enumeration err_status_t. | |
| 90 * | |
| 91 * @{ | |
| 92 */ | |
| 93 | |
| 94 | |
| 95 /* | |
| 96 * @brief err_status_t defines error codes. | |
| 97 * | |
| 98 * The enumeration err_status_t defines error codes. Note that the | |
| 99 * value of err_status_ok is equal to zero, which can simplify error | |
| 100 * checking somewhat. | |
| 101 * | |
| 102 */ | |
| 103 typedef enum { | |
| 104 err_status_ok = 0, /**< nothing to report */ | |
| 105 err_status_fail = 1, /**< unspecified failure */ | |
| 106 err_status_bad_param = 2, /**< unsupported parameter */ | |
| 107 err_status_alloc_fail = 3, /**< couldn't allocate memory */ | |
| 108 err_status_dealloc_fail = 4, /**< couldn't deallocate properly */ | |
| 109 err_status_init_fail = 5, /**< couldn't initialize */ | |
| 110 err_status_terminus = 6, /**< can't process as much data as requested */ | |
| 111 err_status_auth_fail = 7, /**< authentication failure */ | |
| 112 err_status_cipher_fail = 8, /**< cipher failure */ | |
| 113 err_status_replay_fail = 9, /**< replay check failed (bad index) */ | |
| 114 err_status_replay_old = 10, /**< replay check failed (index too old) */ | |
| 115 err_status_algo_fail = 11, /**< algorithm failed test routine */ | |
| 116 err_status_no_such_op = 12, /**< unsupported operation */ | |
| 117 err_status_no_ctx = 13, /**< no appropriate context found */ | |
| 118 err_status_cant_check = 14, /**< unable to perform desired validation */ | |
| 119 err_status_key_expired = 15, /**< can't use key any more */ | |
| 120 err_status_socket_err = 16, /**< error in use of socket */ | |
| 121 err_status_signal_err = 17, /**< error in use POSIX signals */ | |
| 122 err_status_nonce_bad = 18, /**< nonce check failed */ | |
| 123 err_status_read_fail = 19, /**< couldn't read data */ | |
| 124 err_status_write_fail = 20, /**< couldn't write data */ | |
| 125 err_status_parse_err = 21, /**< error parsing data */ | |
| 126 err_status_encode_err = 22, /**< error encoding data */ | |
| 127 err_status_semaphore_err = 23,/**< error while using semaphores */ | |
| 128 err_status_pfkey_err = 24 /**< error while using pfkey */ | |
| 129 } err_status_t; | |
| 130 | |
| 131 /** | |
| 132 * @} | |
| 133 */ | |
| 134 | |
| 135 typedef enum { | |
| 136 err_level_emergency = 0, | |
| 137 err_level_alert, | |
| 138 err_level_critical, | |
| 139 err_level_error, | |
| 140 err_level_warning, | |
| 141 err_level_notice, | |
| 142 err_level_info, | |
| 143 err_level_debug, | |
| 144 err_level_none | |
| 145 } err_reporting_level_t; | |
| 146 | |
| 147 /* | |
| 148 * err_reporting_init prepares the error system. If | |
| 149 * ERR_REPORTING_SYSLOG is defined, it will open syslog. | |
| 150 * | |
| 151 * The ident argument is a string that will be prepended to | |
| 152 * all syslog messages. It is conventionally argv[0]. | |
| 153 */ | |
| 154 | |
| 155 err_status_t | |
| 156 err_reporting_init(const char *ident); | |
| 157 | |
| 158 #ifdef SRTP_KERNEL_LINUX | |
| 159 extern err_reporting_level_t err_level; | |
| 160 #else | |
| 161 | |
| 162 /* | |
| 163 * keydaemon_report_error reports a 'printf' formatted error | |
| 164 * string, followed by a an arg list. The priority argument | |
| 165 * is equivalent to that defined for syslog. | |
| 166 * | |
| 167 * Errors will be reported to ERR_REPORTING_FILE, if defined, and to | |
| 168 * syslog, if ERR_REPORTING_SYSLOG is defined. | |
| 169 * | |
| 170 */ | |
| 171 | |
| 172 void | |
| 173 err_report(int priority, const char *format, ...); | |
| 174 #endif /* ! SRTP_KERNEL_LINUX */ | |
| 175 | |
| 176 | |
| 177 /* | |
| 178 * debug_module_t defines a debug module | |
| 179 */ | |
| 180 | |
| 181 typedef struct { | |
| 182 int on; /* 1 if debugging is on, 0 if it is off */ | |
| 183 const char *name; /* printable name for debug module */ | |
| 184 } debug_module_t; | |
| 185 | |
| 186 #ifdef ENABLE_DEBUGGING | |
| 187 | |
| 188 #define debug_on(mod) (mod).on = 1 | |
| 189 | |
| 190 #define debug_off(mod) (mod).on = 0 | |
| 191 | |
| 192 /* use err_report() to report debug message */ | |
| 193 #define debug_print(mod, format, arg) \ | |
| 194 if (mod.on) err_report(err_level_debug, ("%s: " format "\n"), mod.name, arg) | |
| 195 #define debug_print2(mod, format, arg1,arg2) \ | |
| 196 if (mod.on) err_report(err_level_debug, ("%s: " format "\n"), mod.name, arg1,a
rg2) | |
| 197 | |
| 198 #else | |
| 199 | |
| 200 /* define macros to do nothing */ | |
| 201 #define debug_print(mod, format, arg) | |
| 202 | |
| 203 #define debug_on(mod) | |
| 204 | |
| 205 #define debug_off(mod) | |
| 206 | |
| 207 #endif | |
| 208 | |
| 209 #endif /* ERR_H */ | |
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Chromium Code Reviews
Issue 2344973002:
Update libsrtp to version 2.0 (Closed)
