Version 0.5.0 of tinydtls
Dependents: tinydtls_test_cellular tinydtls_test_ethernet tiny-dtls
debug.h
- Committer:
- ashleymills
- Date:
- 2014-02-12
- Revision:
- 1:598a56fe116e
- Parent:
- 0:ff9ebe0cf0e9
File content as of revision 1:598a56fe116e:
/* debug.h -- debug utilities * * Copyright (C) 2011--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. */ #ifndef _DEBUG_H_ #define _DEBUG_H_ #include "config.h" #include "global.h" #include <stdlib.h> #ifdef __cplusplus extern "C" { #endif struct __session_t; /** Pre-defined log levels akin to what is used in \b syslog. */ typedef enum { LOG_EMERG=0, LOG_ALERT, LOG_CRIT, LOG_WARN, LOG_NOTICE, LOG_INFO, LOG_DEBUG } log_t; #ifndef NDEBUG /** Returns the current log level. */ log_t dtls_get_log_level(); /** Sets the log level to the specified value. */ void dtls_set_log_level(log_t level); size_t dsrv_print_addr(const session_t *addr, unsigned char *buf, size_t len); /** * Writes the given text to \c stdout. The text is output only when \p * level is below or equal to the log level that set by * set_log_level(). */ void dsrv_log(log_t level, char *format, ...); /** dumps packets in usual hexdump format */ void hexdump(const unsigned char *packet, int length); /** dump as narrow string of hex digits */ void dump(unsigned char *buf, size_t len); void dtls_dsrv_hexdump_log(log_t level, const char *name, const unsigned char *buf, size_t length, int extend); void dtls_dsrv_log_addr(log_t level, const char *name, const session_t *addr); #else /* NDEBUG */ static inline log_t dtls_get_log_level() { return LOG_EMERG; } static inline void dtls_set_log_level(log_t level) {} static inline void dsrv_log(log_t level, char *format, ...) {} static inline void hexdump(const unsigned char *packet, int length) {} static inline void dump(unsigned char *buf, size_t len) {} static inline void dtls_dsrv_hexdump_log(log_t level, const char *name, const unsigned char *buf, size_t length, int extend) {} static inline void dtls_dsrv_log_addr(log_t level, const char *name, const struct __session_t *addr) {} #endif /* NDEBUG */ /* A set of convenience macros for common log levels. */ #define info2(...) dsrv_log(LOG_INFO, __VA_ARGS__) #define warn2(...) dsrv_log(LOG_WARN, __VA_ARGS__) #define debug2(...) dsrv_log(LOG_DEBUG, __VA_ARGS__) #endif /* _DEBUG_H_ */ #ifdef __cplusplus } #endif