diff -r f84805e6df03 -r 076aba32abd3 project_files/frontlib/util/logging.c
--- a/project_files/frontlib/util/logging.c	Sat Jun 09 03:28:38 2012 +0200
+++ b/project_files/frontlib/util/logging.c	Mon Jun 11 00:02:17 2012 +0200
@@ -5,13 +5,24 @@
 #include <stdarg.h>
 #include <stdlib.h>
 
+static int flib_loglevel = FLIB_LOGLEVEL_INFO;
+static FILE *flib_logfile = NULL;
+
 char* flib_format_ip(uint32_t numip) {
 	static char ip[16];
 	snprintf(ip, 16, "%u.%u.%u.%u", (unsigned)(numip>>24), (unsigned)((numip>>16)&0xff), (unsigned)((numip>>8)&0xff), (unsigned)(numip&0xff));
 	return ip;
 }
 
-static void log_time(FILE *file) {
+static inline FILE *flib_log_getfile() {
+	if(flib_logfile==NULL) {
+		return stdout;
+	} else {
+		return flib_logfile;
+	}
+}
+
+static void log_time() {
     time_t timer;
     char buffer[25];
     struct tm* tm_info;
@@ -20,34 +31,57 @@
     tm_info = localtime(&timer);
 
     strftime(buffer, 25, "%Y-%m-%d %H:%M:%S", tm_info);
-    fprintf(file, "%s", buffer);
+    fprintf(flib_log_getfile(), "%s", buffer);
 }
 
-static void flib_vflog(FILE *file, const char *prefix, const char *fmt, va_list args) {
-	log_time(file);
-	fprintf(file, " [%s]", prefix);
-	vfprintf(file, fmt, args);
-	fprintf(file, "\n");
-	fflush(file);
+static void flib_vflog(const char *prefix, int level, const char *fmt, va_list args) {
+	FILE *logfile = flib_log_getfile();
+	if(level >= flib_loglevel) {
+		fprintf(logfile, "%s ", prefix);
+		log_time(logfile);
+		fprintf(logfile, "  ", prefix);
+		vfprintf(logfile, fmt, args);
+		fprintf(logfile, "\n");
+		fflush(logfile);
+	}
 }
 
 void flib_log_e(const char *fmt, ...) {
 	va_list argp;
 	va_start(argp, fmt);
-	flib_vflog(stderr, "E", fmt, argp);
+	flib_vflog("E", FLIB_LOGLEVEL_ERROR, fmt, argp);
 	va_end(argp);
 }
 
 void flib_log_w(const char *fmt, ...) {
 	va_list argp;
 	va_start(argp, fmt);
-	flib_vflog(stdout, "W", fmt, argp);
+	flib_vflog("W", FLIB_LOGLEVEL_WARNING, fmt, argp);
 	va_end(argp);
 }
 
 void flib_log_i(const char *fmt, ...) {
 	va_list argp;
 	va_start(argp, fmt);
-	flib_vflog(stdout, "I", fmt, argp);
+	flib_vflog("I", FLIB_LOGLEVEL_INFO, fmt, argp);
+	va_end(argp);
+}
+
+void flib_log_d(const char *fmt, ...) {
+	va_list argp;
+	va_start(argp, fmt);
+	flib_vflog("D", FLIB_LOGLEVEL_DEBUG, fmt, argp);
 	va_end(argp);
 }
+
+int flib_log_getLevel() {
+	return flib_loglevel;
+}
+
+void flib_log_setLevel(int level) {
+	flib_loglevel = level;
+}
+
+void flib_log_setFile(FILE *file) {
+	flib_logfile = file;
+}