lib: add seeking (beginning, ns from origin), with auto-seeking support

[babeltrace.git] / lib / graph / component-class.c

diff --git a/lib/graph/component-class.c b/lib/graph/component-class.c
index c3fd7c8ab0b693d7aca7edf26212826a0d240af0..7f90720e91059151b57cd735b58b44b2d4dd229a 100644 (file)
--- a/lib/graph/component-class.c
+++ b/lib/graph/component-class.c
@@ -245,7 +245,8 @@ end:
        return (void *) sink_class;
 }
 
-int bt_component_class_source_set_init_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_init_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_init_method method)
 {
@@ -258,7 +259,8 @@ int bt_component_class_source_set_init_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_init_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_init_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_init_method method)
 {
@@ -271,7 +273,8 @@ int bt_component_class_filter_set_init_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_sink_set_init_method(
+extern enum bt_component_class_status
+bt_component_class_sink_set_init_method(
                struct bt_component_class_sink *comp_cls,
                bt_component_class_sink_init_method method)
 {
@@ -284,7 +287,8 @@ int bt_component_class_sink_set_init_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_source_set_finalize_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_finalize_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_finalize_method method)
 {
@@ -297,7 +301,8 @@ int bt_component_class_source_set_finalize_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_finalize_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_finalize_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_finalize_method method)
 {
@@ -310,7 +315,8 @@ int bt_component_class_filter_set_finalize_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_sink_set_finalize_method(
+extern enum bt_component_class_status
+bt_component_class_sink_set_finalize_method(
                struct bt_component_class_sink *comp_cls,
                bt_component_class_sink_finalize_method method)
 {
@@ -323,7 +329,8 @@ int bt_component_class_sink_set_finalize_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_source_set_query_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_query_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_query_method method)
 {
@@ -336,7 +343,8 @@ int bt_component_class_source_set_query_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_query_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_query_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_query_method method)
 {
@@ -349,7 +357,8 @@ int bt_component_class_filter_set_query_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_sink_set_query_method(
+extern enum bt_component_class_status
+bt_component_class_sink_set_query_method(
                struct bt_component_class_sink *comp_cls,
                bt_component_class_sink_query_method method)
 {
@@ -362,7 +371,8 @@ int bt_component_class_sink_set_query_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_accept_input_port_connection_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_accept_input_port_connection_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_accept_input_port_connection_method method)
 {
@@ -375,7 +385,8 @@ int bt_component_class_filter_set_accept_input_port_connection_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_sink_set_accept_input_port_connection_method(
+extern enum bt_component_class_status
+bt_component_class_sink_set_accept_input_port_connection_method(
                struct bt_component_class_sink *comp_cls,
                bt_component_class_sink_accept_input_port_connection_method method)
 {
@@ -388,7 +399,8 @@ int bt_component_class_sink_set_accept_input_port_connection_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_source_set_accept_output_port_connection_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_accept_output_port_connection_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_accept_output_port_connection_method method)
 {
@@ -401,7 +413,8 @@ int bt_component_class_source_set_accept_output_port_connection_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_accept_output_port_connection_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_accept_output_port_connection_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_accept_output_port_connection_method method)
 {
@@ -414,7 +427,8 @@ int bt_component_class_filter_set_accept_output_port_connection_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_input_port_connected_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_input_port_connected_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_input_port_connected_method method)
 {
@@ -427,7 +441,8 @@ int bt_component_class_filter_set_input_port_connected_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_sink_set_input_port_connected_method(
+extern enum bt_component_class_status
+bt_component_class_sink_set_input_port_connected_method(
                struct bt_component_class_sink *comp_cls,
                bt_component_class_sink_input_port_connected_method method)
 {
@@ -440,7 +455,8 @@ int bt_component_class_sink_set_input_port_connected_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_source_set_output_port_connected_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_output_port_connected_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_output_port_connected_method method)
 {
@@ -453,7 +469,8 @@ int bt_component_class_source_set_output_port_connected_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_output_port_connected_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_output_port_connected_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_output_port_connected_method method)
 {
@@ -479,7 +496,8 @@ int bt_component_class_source_set_message_iterator_init_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_message_iterator_init_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_init_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_message_iterator_init_method method)
 {
@@ -492,7 +510,8 @@ int bt_component_class_filter_set_message_iterator_init_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_source_set_message_iterator_finalize_method(
+extern enum bt_component_class_status
+bt_component_class_source_set_message_iterator_finalize_method(
                struct bt_component_class_source *comp_cls,
                bt_component_class_source_message_iterator_finalize_method method)
 {
@@ -505,7 +524,8 @@ int bt_component_class_source_set_message_iterator_finalize_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
-int bt_component_class_filter_set_message_iterator_finalize_method(
+extern enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_finalize_method(
                struct bt_component_class_filter *comp_cls,
                bt_component_class_filter_message_iterator_finalize_method method)
 {
@@ -518,6 +538,118 @@ int bt_component_class_filter_set_message_iterator_finalize_method(
        return BT_COMPONENT_CLASS_STATUS_OK;
 }
 
+enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_seek_ns_from_origin_method(
+               struct bt_component_class_filter *comp_cls,
+               bt_component_class_filter_message_iterator_seek_ns_from_origin_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_seek_ns_from_origin = method;
+       BT_LIB_LOGV("Set filter component class's message iterator \"seek nanoseconds from origin\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_source_set_message_iterator_seek_ns_from_origin_method(
+               struct bt_component_class_source *comp_cls,
+               bt_component_class_source_message_iterator_seek_ns_from_origin_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_seek_ns_from_origin = method;
+       BT_LIB_LOGV("Set source component class's message iterator \"seek nanoseconds from origin\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_seek_beginning_method(
+               struct bt_component_class_filter *comp_cls,
+               bt_component_class_filter_message_iterator_seek_beginning_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_seek_beginning = method;
+       BT_LIB_LOGV("Set filter component class's message iterator \"seek beginning\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_source_set_message_iterator_seek_beginning_method(
+               struct bt_component_class_source *comp_cls,
+               bt_component_class_source_message_iterator_seek_beginning_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_seek_beginning = method;
+       BT_LIB_LOGV("Set source component class's message iterator \"seek beginning\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_can_seek_beginning_method(
+               struct bt_component_class_filter *comp_cls,
+               bt_component_class_filter_message_iterator_can_seek_beginning_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_can_seek_beginning = method;
+       BT_LIB_LOGV("Set filter component class's message iterator \"can seek beginning\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_source_set_message_iterator_can_seek_beginning_method(
+               struct bt_component_class_source *comp_cls,
+               bt_component_class_source_message_iterator_can_seek_beginning_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_can_seek_beginning = method;
+       BT_LIB_LOGV("Set source component class's message iterator \"can seek beginning\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_filter_set_message_iterator_can_seek_ns_from_origin_method(
+               struct bt_component_class_filter *comp_cls,
+               bt_component_class_filter_message_iterator_can_seek_ns_from_origin_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_can_seek_ns_from_origin = method;
+       BT_LIB_LOGV("Set filter component class's message iterator \"can seek nanoseconds from origin\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
+enum bt_component_class_status
+bt_component_class_source_set_message_iterator_can_seek_ns_from_origin_method(
+               struct bt_component_class_source *comp_cls,
+               bt_component_class_source_message_iterator_can_seek_ns_from_origin_method method)
+{
+       BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
+       BT_ASSERT_PRE_NON_NULL(method, "Method");
+       BT_ASSERT_PRE_COMP_CLS_HOT(comp_cls);
+       comp_cls->methods.msg_iter_can_seek_ns_from_origin = method;
+       BT_LIB_LOGV("Set source component class's message iterator \"can seek nanoseconds from origin\" method"
+               ": %!+C", comp_cls);
+       return BT_COMPONENT_CLASS_STATUS_OK;
+}
+
 bt_component_class_status bt_component_class_set_description(
                struct bt_component_class *comp_cls,
                const char *description)