2 * Copyright (C) 2007 Stig Venaas <venaas@uninett.no>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
21 static char *debug_ident = NULL;
22 static uint8_t debug_level = DBG_INFO;
23 static FILE *debug_file = NULL;
24 static int debug_syslogfacility = 0;
26 void debug_init(char *ident) {
28 setvbuf(debug_file, NULL, _IONBF, 0);
32 void debug_set_level(uint8_t level) {
35 debug_level = DBG_ERR;
38 debug_level = DBG_WARN;
41 debug_level = DBG_INFO;
44 debug_level = DBG_DBG;
49 uint8_t debug_get_level() {
53 int debug_set_destination(char *dest) {
54 static const char *facstrings[] = { "LOG_DAEMON", "LOG_MAIL", "LOG_USER", "LOG_LOCAL0",
55 "LOG_LOCAL1", "LOG_LOCAL2", "LOG_LOCAL3", "LOG_LOCAL4",
56 "LOG_LOCAL5", "LOG_LOCAL6", "LOG_LOCAL7", NULL };
57 static const int facvals[] = { LOG_DAEMON, LOG_MAIL, LOG_USER, LOG_LOCAL0,
58 LOG_LOCAL1, LOG_LOCAL2, LOG_LOCAL3, LOG_LOCAL4,
59 LOG_LOCAL5, LOG_LOCAL6, LOG_LOCAL7 };
63 if (!strncasecmp(dest, "file:///", 8)) {
64 debug_file = fopen(dest + 7, "a");
67 debugx(1, DBG_ERR, "Failed to open logfile %s\n%s",
68 dest + 7, strerror(errno));
70 setvbuf(debug_file, NULL, _IONBF, 0);
73 if (!strncasecmp(dest, "x-syslog://", 11)) {
78 for (i = 0; facstrings[i]; i++)
79 if (!strcasecmp(dest, facstrings[i]))
82 debugx(1, DBG_ERR, "Unknown syslog facility %s", dest);
83 debug_syslogfacility = facvals[i];
85 debug_syslogfacility = LOG_DAEMON;
86 openlog(debug_ident, LOG_PID, debug_syslogfacility);
89 debug(DBG_ERR, "Unknown log destination, exiting %s", dest);
93 void debug_logit(uint8_t level, const char *format, va_list ap) {
98 if (debug_syslogfacility) {
101 priority = LOG_DEBUG;
107 priority = LOG_WARNING;
113 priority = LOG_DEBUG;
115 vsyslog(priority, format, ap);
117 timebuf = malloc(256);
119 gettimeofday(&now, NULL);
120 ctime_r(&now.tv_sec, timebuf);
121 timebuf[strlen(timebuf) - 1] = '\0';
122 fprintf(debug_file, "%s: ", timebuf);
125 vfprintf(debug_file, format, ap);
126 fprintf(debug_file, "\n");
130 void debug(uint8_t level, char *format, ...) {
132 if (level < debug_level)
134 va_start(ap, format);
135 debug_logit(level, format, ap);
139 void debugx(int status, uint8_t level, char *format, ...) {
140 if (level >= debug_level) {
142 va_start(ap, format);
143 debug_logit(level, format, ap);