/* Copyright (C) 2012 Serval Project Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef __SERVALD_LOG_H #define __SERVALD_LOG_H #include #include #include "strbuf_helpers.h" extern unsigned int debug; #define DEBUG_ALL (~0) #define DEBUG_PACKETRX (1 << 0) #define DEBUG_OVERLAYINTERFACES (1 << 1) #define DEBUG_VERBOSE (1 << 2) #define DEBUG_VERBOSE_IO (1 << 3) #define DEBUG_PEERS (1 << 4) #define DEBUG_DNARESPONSES (1 << 5) #define DEBUG_DNAHELPER (1 << 6) #define DEBUG_VOMP (1 << 7) #define DEBUG_RHIZOME_RX (1 << 8) #define DEBUG_PACKETFORMATS (1 << 9) #define DEBUG_GATEWAY (1 << 10) #define DEBUG_KEYRING (1 << 11) #define DEBUG_IO (1 << 12) #define DEBUG_OVERLAYFRAMES (1 << 13) #define DEBUG_OVERLAYABBREVIATIONS (1 << 14) #define DEBUG_OVERLAYROUTING (1 << 15) #define DEBUG_SECURITY (1 << 16) #define DEBUG_RHIZOME (1 << 17) #define DEBUG_OVERLAYROUTEMONITOR (1 << 18) #define DEBUG_QUEUES (1 << 19) #define DEBUG_BROADCASTS (1 << 20) #define DEBUG_RHIZOME_TX (1 << 21) #define DEBUG_PACKETTX (1 << 22) #define DEBUG_PACKETCONSTRUCTION (1 << 23) #define DEBUG_MANIFESTS (1 << 24) #define DEBUG_MDPREQUESTS (1 << 25) #define DEBUG_TIMING (1 << 26) #define LOG_LEVEL_SILENT (-1) #define LOG_LEVEL_DEBUG (0) #define LOG_LEVEL_INFO (1) #define LOG_LEVEL_WARN (2) #define LOG_LEVEL_ERROR (3) #define LOG_LEVEL_FATAL (4) struct strbuf; struct __sourceloc { const char *file; unsigned int line; const char *function; }; void set_logging(FILE *f); FILE *open_logging(); void close_logging(); void logArgv(int level, struct __sourceloc where, const char *label, int argc, const char *const *argv); void logString(int level, struct __sourceloc where, const char *str); void logMessage(int level, struct __sourceloc where, const char *fmt, ...); void vlogMessage(int level, struct __sourceloc where, const char *fmt, va_list); unsigned int debugFlagMask(const char *flagname); int logDump(int level, struct __sourceloc where, char *name, unsigned char *addr, size_t len); char *toprint(char *dstStr, ssize_t dstBufSiz, const char *srcBuf, size_t srcBytes, const char quotes[2]); char *toprint_str(char *dstStr, ssize_t dstBufSiz, const char *srcStr, const char quotes[2]); size_t toprint_len(const char *srcBuf, size_t srcBytes, const char quotes[2]); size_t toprint_str_len(const char *srcStr, const char quotes[2]); ssize_t get_self_executable_path(char *buf, size_t len); int log_backtrace(struct __sourceloc where); void set_log_implementation(void (*log_function)(int level, struct strbuf *buf)); #define alloca_toprint(dstlen,buf,len) toprint((char *)alloca((dstlen) == -1 ? toprint_len((buf),(len), "``") + 1 : (dstlen)), (dstlen), (buf), (len), "``") #define alloca_str_toprint(str) toprint_str((char *)alloca(toprint_str_len(str, "``") + 1), -1, (str), "``") #define __HERE__ ((struct __sourceloc){ .file = __FILE__, .line = __LINE__, .function = __FUNCTION__ }) #define __NOWHERE__ ((struct __sourceloc){ .file = NULL, .line = 0, .function = NULL }) #define LOGF(L,F,...) (logMessage(L, __HERE__, F, ##__VA_ARGS__)) #define LOGF_perror(L,F,...) logMessage_perror(L, __HERE__, F, ##__VA_ARGS__) #define LOG_perror(L,X) LOGF_perror(L, "%s", (X)) #define logMessage_perror(L,where,F,...) (logMessage(L, where, F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno)) #define FATALF(F,...) do { LOGF(LOG_LEVEL_FATAL, F, ##__VA_ARGS__); exit(-1); } while (1) #define FATAL(X) FATALF("%s", (X)) #define FATALF_perror(F,...) FATALF(F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno) #define FATAL_perror(X) FATALF_perror("%s", (X)) #define WHYF(F,...) (LOGF(LOG_LEVEL_ERROR, F, ##__VA_ARGS__), -1) #define WHY(X) WHYF("%s", (X)) #define WHYFNULL(F,...) (LOGF(LOG_LEVEL_ERROR, F, ##__VA_ARGS__), NULL) #define WHYNULL(X) (WHYFNULL("%s", (X))) #define WHYF_perror(F,...) WHYF(F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno) #define WHY_perror(X) WHYF_perror("%s", (X)) #define WARNF(F,...) LOGF(LOG_LEVEL_WARN, F, ##__VA_ARGS__) #define WARN(X) WARNF("%s", (X)) #define WARNF_perror(F,...) WARNF(F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno) #define WARN_perror(X) WARNF_perror("%s", (X)) #define WHY_argv(X,ARGC,ARGV) logArgv(LOG_LEVEL_ERROR, __HERE__, (X), (ARGC), (ARGV)) #define INFOF(F,...) LOGF(LOG_LEVEL_INFO, F, ##__VA_ARGS__) #define INFO(X) INFOF("%s", (X)) #define DEBUGF(F,...) LOGF(LOG_LEVEL_DEBUG, F, ##__VA_ARGS__) #define DEBUG(X) DEBUGF("%s", (X)) #define DEBUGF_perror(F,...) DEBUGF(F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno) #define DEBUG_perror(X) DEBUGF("%s: %s [errno=%d]", (X), strerror(errno), errno) #define D DEBUG("D") #define DEBUG_argv(X,ARGC,ARGV) logArgv(LOG_LEVEL_DEBUG, __HERE__, (X), (ARGC), (ARGV)) #define dump(X,A,N) logDump(LOG_LEVEL_DEBUG, __HERE__, (X), (A), (N)) #define BACKTRACE log_backtrace(__HERE__) #endif // __SERVALD_LOG_H