API : trace_handle

[babeltrace.git] / lib / trace-handle.c

diff --git a/lib/trace-handle.c b/lib/trace-handle.c
new file mode 100644 (file)
index 0000000..fce2397
--- /dev/null
+++ b/lib/trace-handle.c
@@ -0,0 +1,70 @@
+/*
+ * trace_handle.c
+ *
+ * Babeltrace Library
+ *
+ * Copyright 2012 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *         Julien Desfossez <julien.desfossez@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <babeltrace/babeltrace.h>
+#include <babeltrace/context.h>
+#include <babeltrace/trace-handle.h>
+#include <babeltrace/trace-handle-internal.h>
+
+struct bt_trace_handle *bt_trace_handle_create(struct bt_context *ctx)
+{
+       struct bt_trace_handle *th;
+
+       th = calloc(1, sizeof(struct bt_trace_handle));
+       if (!th) {
+               perror("allocating trace_handle");
+               return NULL;
+       }
+       if (!ctx)
+               return NULL;
+
+       th->id = ctx->last_trace_handle_id++;
+       return th;
+}
+
+void bt_trace_handle_destroy(struct bt_trace_handle *bt)
+{
+       if (bt)
+               free(bt);
+}
+
+char *bt_trace_handle_get_path(struct bt_trace_handle *th)
+{
+       if (th && th->path)
+               return th->path;
+       return NULL;
+}
+
+uint64_t bt_trace_handle_get_timestamp_begin(struct bt_trace_handle *th)
+{
+       if (th)
+               return th->timestamp_begin;
+       return -1ULL;
+}
+
+uint64_t bt_trace_handle_get_timestamp_end(struct bt_trace_handle *th)
+{
+       if (th)
+               return th->timestamp_end;
+       return -1ULL;
+}