X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=lib%2Ftrace-handle.c;h=9cb654adbece20c2bf75aa9875a6cd3bba1e8560;hp=6ba3ec208806540e774c784eef151999c12e1c40;hb=refs%2Ftags%2Fv1.0.0-rc6;hpb=e3d12cf93f067601df4179ef4b7e2a30aa0065f7

diff --git a/lib/trace-handle.c b/lib/trace-handle.c
index 6ba3ec20..9cb654ad 100644
--- a/lib/trace-handle.c
+++ b/lib/trace-handle.c
@@ -31,6 +31,9 @@ struct bt_trace_handle *bt_trace_handle_create(struct bt_context *ctx)
 {
 	struct bt_trace_handle *th;
 
+	if (!ctx)
+		return NULL;
+
 	th = g_new0(struct bt_trace_handle, 1);
 	th->id = ctx->last_trace_handle_id++;
 	return th;
@@ -38,11 +41,15 @@ struct bt_trace_handle *bt_trace_handle_create(struct bt_context *ctx)
 
 void bt_trace_handle_destroy(struct bt_trace_handle *th)
 {
+	th->format->close_trace(th->td);
 	g_free(th);
 }
 
 int bt_trace_handle_get_id(struct bt_trace_handle *th)
 {
+	if (!th)
+		return -1;
+
 	return th->id;
 }
 
@@ -50,25 +57,66 @@ const char *bt_trace_handle_get_path(struct bt_context *ctx, int handle_id)
 {
 	struct bt_trace_handle *handle;
 
+	if (!ctx)
+		return NULL;
+
 	handle = g_hash_table_lookup(ctx->trace_handles,
 			(gpointer) (unsigned long) handle_id);
+	if (!handle)
+		return NULL;
 	return handle->path;
 }
 
-uint64_t bt_trace_handle_get_timestamp_begin(struct bt_context *ctx, int handle_id)
+uint64_t bt_trace_handle_get_timestamp_begin(struct bt_context *ctx,
+		int handle_id, enum bt_clock_type type)
 {
 	struct bt_trace_handle *handle;
+	uint64_t ret;
+
+	if (!ctx)
+		return -1ULL;
 
 	handle = g_hash_table_lookup(ctx->trace_handles,
 			(gpointer) (unsigned long) handle_id);
-	return handle->timestamp_begin;
+	if (!handle) {
+		ret = -1ULL;
+		goto end;
+	}
+	if (type == BT_CLOCK_REAL) {
+		ret = handle->real_timestamp_begin;
+	} else if (type == BT_CLOCK_CYCLES) {
+		ret = handle->cycles_timestamp_begin;
+	} else {
+		ret = -1ULL;
+	}
+
+end:
+	return ret;
 }
 
-uint64_t bt_trace_handle_get_timestamp_end(struct bt_context *ctx, int handle_id)
+uint64_t bt_trace_handle_get_timestamp_end(struct bt_context *ctx,
+		int handle_id, enum bt_clock_type type)
 {
 	struct bt_trace_handle *handle;
+	uint64_t ret;
+
+	if (!ctx)
+		return -1ULL;
 
 	handle = g_hash_table_lookup(ctx->trace_handles,
 			(gpointer) (unsigned long) handle_id);
-	return handle->timestamp_end;
+	if (!handle) {
+		ret = -1ULL;
+		goto end;
+	}
+	if (type == BT_CLOCK_REAL) {
+		ret = handle->real_timestamp_end;
+	} else if (type == BT_CLOCK_CYCLES) {
+		ret = handle->cycles_timestamp_end;
+	} else {
+		ret = -1ULL;
+	}
+
+end:
+	return ret;
 }