serval-dna/log.h

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/*
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 <stdio.h>
#include <stdarg.h>
#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)
void set_logging(FILE *f);
FILE *open_logging();
void close_logging();
void logArgv(int level, const char *file, unsigned int line, const char *function, const char *label, int argc, const char *const *argv);
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void logString(int level, const char *file, unsigned int line, const char *function, const char *str);
void logMessage(int level, const char *file, unsigned int line, const char *function, const char *fmt, ...);
void vlogMessage(int level, const char *file, unsigned int line, const char *function, const char *fmt, va_list);
unsigned int debugFlagMask(const char *flagname);
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int logDump(int level, const char *file, unsigned int line, const char *function, char *name, unsigned char *addr, size_t len);
char *toprint(char *dstStr, ssize_t dstBufSiz, const char *srcBuf, size_t srcBytes);
size_t toprint_strlen(const char *srcBuf, size_t srcBytes);
ssize_t get_self_executable_path(char *buf, size_t len);
int log_backtrace(const char *file, unsigned int line, const char *function);
#define alloca_toprint(dstlen,buf,len) toprint((char *)alloca((dstlen) == -1 ? toprint_strlen((buf),(len)) + 1 : (dstlen)), (dstlen), (buf), (len))
#define LOGF(L,F,...) (logMessage(L, __FILE__, __LINE__, __FUNCTION__, F, ##__VA_ARGS__))
#define LOGF_perror(L,F,...) logMessage_perror(L, __FILE__, __LINE__, __FUNCTION__, F, ##__VA_ARGS__)
#define LOG_perror(L,X) LOGF_perror(L, "%s", (X))
#define logMessage_perror(L,file,line,func,F,...) \
(logMessage(L, file, line, func, 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 FATAL_perror(X) FATALF("%s: %s [errno=%d]", (X), strerror(errno), errno)
#define WHYF(F,...) (LOGF(LOG_LEVEL_ERROR, F, ##__VA_ARGS__), -1)
#define WHY(X) WHYF("%s", (X))
#define WHYNULL(X) (LOGF(LOG_LEVEL_ERROR, "%s", X), NULL)
#define WHYF_perror(F,...) WHYF(F ": %s [errno=%d]", ##__VA_ARGS__, strerror(errno), errno)
#define WHY_perror(X) WHYF("%s: %s [errno=%d]", (X), strerror(errno), errno)
#define WARNF(F,...) LOGF(LOG_LEVEL_WARN, F, ##__VA_ARGS__)
#define WARN(X) WARNF("%s", (X))
#define WARN_perror(X) WARNF("%s: %s [errno=%d]", (X), strerror(errno), errno)
#define WHY_argv(X,ARGC,ARGV) logArgv(LOG_LEVEL_ERROR, __FILE__, __LINE__, __FUNCTION__, (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, __FILE__, __LINE__, __FUNCTION__, (X), (ARGC), (ARGV))
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#define dump(X,A,N) logDump(LOG_LEVEL_DEBUG, __FILE__, __LINE__, __FUNCTION__, (X), (A), (N))
#define BACKTRACE log_backtrace(__FILE__, __LINE__, __FUNCTION__)
#endif // __SERVALD_LOG_H