1 files changed, 77 insertions, 0 deletions
diff --git a/libs/libtox/src/toxcore/logger.c b/libs/libtox/src/toxcore/logger.c
new file mode 100644
index 0000000000..18b765a385
--- /dev/null
+++ b/libs/libtox/src/toxcore/logger.c
@@ -0,0 +1,77 @@
+/*
+ * Text logging abstraction.
+ */
+
+/*
+ * Copyright © 2016-2017 The TokTok team.
+ * Copyright © 2013,2015 Tox project.
+ *
+ * This file is part of Tox, the free peer to peer instant messenger.
+ *
+ * Tox 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.
+ *
+ * Tox 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 Tox.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "logger.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+
+struct Logger {
+    logger_cb *callback;
+    void *context;
+    void *userdata;
+};
+
+
+/**
+ * Public Functions
+ */
+Logger *logger_new(void)
+{
+    return (Logger *)calloc(1, sizeof(Logger));
+}
+
+void logger_kill(Logger *log)
+{
+    free(log);
+}
+
+void logger_callback_log(Logger *log, logger_cb *function, void *context, void *userdata)
+{
+    log->callback = function;
+    log->context  = context;
+    log->userdata = userdata;
+}
+
+void logger_write(Logger *log, LOGGER_LEVEL level, const char *file, int line, const char *func, const char *format,
+                  ...)
+{
+    if (!log || !log->callback) {
+        return;
+    }
+
+    /* Format message */
+    char msg[1024];
+    va_list args;
+    va_start(args, format);
+    vsnprintf(msg, sizeof msg, format, args);
+    va_end(args);
+
+    log->callback(log->context, level, file, line, func, msg, log->userdata);
+}