project_files/frontlib/util/logging.c
changeset 7179 f84805e6df03
parent 7177 bf6cf4dd847a
child 7182 076aba32abd3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/frontlib/util/logging.c	Sat Jun 09 03:28:38 2012 +0200
@@ -0,0 +1,53 @@
+#include "logging.h"
+
+#include <time.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+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) {
+    time_t timer;
+    char buffer[25];
+    struct tm* tm_info;
+
+    time(&timer);
+    tm_info = localtime(&timer);
+
+    strftime(buffer, 25, "%Y-%m-%d %H:%M:%S", tm_info);
+    fprintf(file, "%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);
+}
+
+void flib_log_e(const char *fmt, ...) {
+	va_list argp;
+	va_start(argp, fmt);
+	flib_vflog(stderr, "E", 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);
+	va_end(argp);
+}
+
+void flib_log_i(const char *fmt, ...) {
+	va_list argp;
+	va_start(argp, fmt);
+	flib_vflog(stdout, "I", fmt, argp);
+	va_end(argp);
+}