2 logger.c -- logging code
3 Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
25 #include "connection.h"
28 debug_t debug_level = DEBUG_NOTHING;
29 static logmode_t logmode = LOGMODE_STDERR;
32 static HANDLE loghandle = NULL;
34 static const char *logident = NULL;
36 static void real_logger(int level, int priority, const char *message) {
37 char timestr[32] = "";
38 static bool suppress = false;
40 // Bail out early if there is nothing to do.
44 if(level > debug_level || logmode == LOGMODE_NULL)
47 if(level <= debug_level) {
50 fprintf(stderr, "%s\n", message);
56 const char *messages[] = {message};
57 ReportEvent(loghandle, priority, 0, 0, NULL, 1, 0, messages, NULL);
61 syslog(priority, "%s", message);
71 void logger(int level, int priority, const char *format, ...) {
73 char message[1024] = "";
76 int len = vsnprintf(message, sizeof message, format, ap);
79 if(len > 0 && len < sizeof message && message[len - 1] == '\n')
82 real_logger(level, priority, message);
85 static void sptps_logger(sptps_t *s, int s_errno, const char *format, va_list ap) {
86 char message[1024] = "";
87 int len = vsnprintf(message, sizeof message, format, ap);
88 if(len > 0 && len < sizeof message && message[len - 1] == '\n')
91 real_logger(DEBUG_ALWAYS, LOG_ERR, message);
94 void openlogger(const char *ident, logmode_t mode) {
104 loghandle = RegisterEventSource(NULL, logident);
106 fprintf(stderr, "Could not open log handle!");
107 logmode = LOGMODE_NULL;
112 openlog(logident, LOG_CONS | LOG_PID, LOG_DAEMON);
120 if(logmode != LOGMODE_NULL)
121 sptps_log = sptps_logger;
123 sptps_log = sptps_log_quiet;
126 void closelogger(void) {
130 DeregisterEventSource(loghandle);