src/: Move log related functions/defines to log.[hc].

[tlsproxy/tlsproxy.git] / src / log.c

diff --git a/src/log.c b/src/log.c
new file mode 100644 (file)
index 0000000..dd7c90c
--- /dev/null
+++ b/src/log.c
@@ -0,0 +1,49 @@
+/*
+ * Log related functions/defines.
+ *
+ * Copyright (C) 2011  Simon Ruderich
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "tlsproxy.h"
+#include "log.h"
+
+/* va_*() */
+#include <stdarg.h>
+/* pthread_*() */
+#include <pthread.h>
+
+
+void log_message(int level, const char *format, ...) {
+    va_list ap;
+    const char *level_string;
+
+    if (global_log_level < level) {
+        return;
+    }
+
+    switch (level) {
+        case LOG_ERROR:   level_string = "ERROR"; break;
+        case LOG_WARNING: level_string = "WARN "; break;
+        case LOG_DEBUG:   level_string = "DEBUG"; break;
+        default:          level_string = "UNKNOWN";
+    }
+
+    va_start(ap, format);
+    fprintf(stdout, "[%s] [%d] ", level_string, (int)pthread_self());
+    vfprintf(stdout, format, ap);
+    fprintf(stdout, "\n");
+    va_end(ap);
+}