lib: rename "notification" -> "message"
[babeltrace.git] / plugins / lttng-utils / plugin.c
index d55755992222d15bdd24364033af9f831f795443..6654e76d68d6c129a03ed429058e7f49763b5b29 100644 (file)
  * SOFTWARE.
  */
 
-#include <babeltrace/graph/notification-iterator.h>
-#include <babeltrace/graph/private-notification-iterator.h>
-#include <babeltrace/graph/notification.h>
-#include <babeltrace/graph/notification-event.h>
-#include <babeltrace/graph/notification-stream.h>
-#include <babeltrace/graph/notification-packet.h>
-#include <babeltrace/graph/component-filter.h>
-#include <babeltrace/graph/private-component-filter.h>
-#include <babeltrace/graph/private-port.h>
-#include <babeltrace/graph/private-connection.h>
-#include <babeltrace/graph/private-component.h>
-#include <babeltrace/plugin/plugin-dev.h>
+#define BT_LOG_TAG "PLUGIN-CTF-LTTNG-UTILS-DEBUG-INFO-FLT"
+#include "logging.h"
+
+#include <babeltrace/babeltrace.h>
 #include <plugins-common.h>
-#include <assert.h>
+#include <babeltrace/assert-internal.h>
 #include "debug-info.h"
 #include "copy.h"
 
+static
+gboolean empty_trace_map(gpointer key, gpointer value, gpointer user_data)
+{
+       struct debug_info_trace *di_trace = value;
+
+       di_trace->trace_static = 1;
+       debug_info_close_trace(di_trace->debug_it, di_trace);
+
+       return TRUE;
+}
+
 static
 void destroy_debug_info_data(struct debug_info_component *debug_info)
 {
@@ -51,9 +54,9 @@ void destroy_debug_info_data(struct debug_info_component *debug_info)
 }
 
 static
-void destroy_debug_info_component(struct bt_private_component *component)
+void destroy_debug_info_component(bt_self_component *component)
 {
-       void *data = bt_private_component_get_user_data(component);
+       void *data = bt_self_component_get_user_data(component);
        destroy_debug_info_data(data);
 }
 
@@ -73,301 +76,278 @@ end:
 }
 
 static
-void unref_debug_info(struct debug_info *debug_info)
-{
-       debug_info_destroy(debug_info);
-}
-
-static
-void unref_trace(struct bt_ctf_trace *trace)
-{
-       bt_put(trace);
-}
-
-static
-void unref_stream(struct bt_ctf_stream *stream)
-{
-       bt_put(stream);
-}
-
-static
-void unref_packet(struct bt_ctf_packet *packet)
-{
-       bt_put(packet);
-}
-
-static
-void unref_stream_class(struct bt_ctf_stream_class *stream_class)
+void unref_trace(struct debug_info_trace *di_trace)
 {
-       bt_put(stream_class);
+       bt_trace_put_ref(di_trace->writer_trace);
+       g_free(di_trace);
 }
 
 static
-void debug_info_iterator_destroy(struct bt_private_notification_iterator *it)
+void debug_info_iterator_destroy(bt_self_message_iterator *it)
 {
        struct debug_info_iterator *it_data;
 
-       it_data = bt_private_notification_iterator_get_user_data(it);
-       assert(it_data);
+       it_data = bt_self_message_iterator_get_user_data(it);
+       BT_ASSERT(it_data);
 
        if (it_data->input_iterator_group) {
                g_ptr_array_free(it_data->input_iterator_group, TRUE);
        }
-       bt_put(it_data->current_notification);
-       bt_put(it_data->input_iterator);
+
+       g_hash_table_foreach_remove(it_data->trace_map,
+                       empty_trace_map, it_data);
        g_hash_table_destroy(it_data->trace_map);
-       g_hash_table_destroy(it_data->stream_map);
-       g_hash_table_destroy(it_data->stream_class_map);
-       g_hash_table_destroy(it_data->packet_map);
-       g_hash_table_destroy(it_data->trace_debug_map);
+
+       bt_message_put_ref(it_data->current_message);
+       bt_object_put_ref(it_data->input_iterator);
+
        g_free(it_data);
 }
 
 static
-struct bt_notification *handle_notification(FILE *err,
+const bt_message *handle_message(FILE *err,
                struct debug_info_iterator *debug_it,
-               struct bt_notification *notification)
+               const bt_message *message)
 {
-       struct bt_notification *new_notification = NULL;
+       const bt_message *new_message = NULL;
 
-       switch (bt_notification_get_type(notification)) {
-       case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
+       switch (bt_message_get_type(message)) {
+       case BT_MESSAGE_TYPE_PACKET_BEGINNING:
        {
-               struct bt_ctf_packet *packet =
-                       bt_notification_packet_begin_get_packet(notification);
-               struct bt_ctf_packet *writer_packet;
+               const bt_packet *packet =
+                       bt_message_packet_beginning_get_packet(message);
+               const bt_packet *writer_packet;
 
                if (!packet) {
                        goto end;
                }
 
                writer_packet = debug_info_new_packet(debug_it, packet);
-               assert(writer_packet);
-               new_notification = bt_notification_packet_begin_create(
+               BT_ASSERT(writer_packet);
+               new_message = bt_message_packet_beginning_create(
                                writer_packet);
-               assert(new_notification);
-               bt_put(packet);
+               BT_ASSERT(new_message);
+               bt_packet_put_ref(packet);
+               bt_packet_put_ref(writer_packet);
                break;
        }
-       case BT_NOTIFICATION_TYPE_PACKET_END:
+       case BT_MESSAGE_TYPE_PACKET_END:
        {
-               struct bt_ctf_packet *packet =
-                       bt_notification_packet_end_get_packet(notification);
-               struct bt_ctf_packet *writer_packet;
+               const bt_packet *packet =
+                       bt_message_packet_end_get_packet(message);
+               const bt_packet *writer_packet;
 
                if (!packet) {
                        goto end;
                }
 
                writer_packet = debug_info_close_packet(debug_it, packet);
-               assert(writer_packet);
-               new_notification = bt_notification_packet_end_create(
+               BT_ASSERT(writer_packet);
+               new_message = bt_message_packet_end_create(
                                writer_packet);
-               assert(new_notification);
-               bt_put(packet);
+               BT_ASSERT(new_message);
+               bt_packet_put_ref(packet);
+               bt_packet_put_ref(writer_packet);
                break;
        }
-       case BT_NOTIFICATION_TYPE_EVENT:
+       case BT_MESSAGE_TYPE_EVENT:
        {
-               struct bt_ctf_event *event = bt_notification_event_get_event(
-                               notification);
-               struct bt_ctf_event *writer_event;
-               struct bt_clock_class_priority_map *cc_prio_map =
-                       bt_notification_event_get_clock_class_priority_map(
-                                       notification);
+               const bt_event *event = bt_message_event_get_event(
+                               message);
+               const bt_event *writer_event;
+               bt_clock_class_priority_map *cc_prio_map =
+                       bt_message_event_get_clock_class_priority_map(
+                                       message);
 
                if (!event) {
                        goto end;
                }
                writer_event = debug_info_output_event(debug_it, event);
-               assert(writer_event);
-               new_notification = bt_notification_event_create(writer_event,
+               BT_ASSERT(writer_event);
+               new_message = bt_message_event_create(writer_event,
                                cc_prio_map);
-               bt_put(cc_prio_map);
-               assert(new_notification);
-               bt_put(event);
-               bt_put(writer_event);
+               bt_object_put_ref(cc_prio_map);
+               BT_ASSERT(new_message);
+               bt_object_put_ref(event);
+               bt_object_put_ref(writer_event);
                break;
        }
-       case BT_NOTIFICATION_TYPE_STREAM_END:
+       case BT_MESSAGE_TYPE_STREAM_BEGINNING:
        {
-               struct bt_ctf_stream *stream =
-                       bt_notification_stream_end_get_stream(notification);
-               struct bt_ctf_stream *writer_stream;
+               const bt_stream *stream =
+                       bt_message_stream_beginning_get_stream(message);
+               const bt_stream *writer_stream;
 
                if (!stream) {
                        goto end;
                }
 
-               writer_stream = debug_info_stream_end(debug_it, stream);
-               assert(writer_stream);
-               new_notification = bt_notification_stream_end_create(
+               writer_stream = debug_info_stream_begin(debug_it, stream);
+               BT_ASSERT(writer_stream);
+               new_message = bt_message_stream_beginning_create(
                                writer_stream);
-               assert(new_notification);
-               bt_put(stream);
-               bt_put(writer_stream);
+               BT_ASSERT(new_message);
+               bt_stream_put_ref(stream);
+               bt_stream_put_ref(writer_stream);
                break;
        }
-       case BT_NOTIFICATION_TYPE_INACTIVITY:
+       case BT_MESSAGE_TYPE_STREAM_END:
        {
-               new_notification = bt_get(notification);
+               const bt_stream *stream =
+                       bt_message_stream_end_get_stream(message);
+               const bt_stream *writer_stream;
+
+               if (!stream) {
+                       goto end;
+               }
+
+               writer_stream = debug_info_stream_end(debug_it, stream);
+               BT_ASSERT(writer_stream);
+               new_message = bt_message_stream_end_create(
+                               writer_stream);
+               BT_ASSERT(new_message);
+               bt_stream_put_ref(stream);
+               bt_stream_put_ref(writer_stream);
                break;
        }
        default:
-               puts("Unhandled notification type");
+               new_message = bt_message_get_ref(message);
+               break;
        }
 
 end:
-       return new_notification;
+       return new_message;
 }
 
 static
-struct bt_notification_iterator_next_return debug_info_iterator_next(
-               struct bt_private_notification_iterator *iterator)
+bt_message_iterator_next_method_return debug_info_iterator_next(
+               bt_self_message_iterator *iterator)
 {
        struct debug_info_iterator *debug_it = NULL;
-       struct bt_private_component *component = NULL;
+       bt_self_component *component = NULL;
        struct debug_info_component *debug_info = NULL;
-       struct bt_notification_iterator *source_it = NULL;
-       struct bt_notification *notification;
-       struct bt_notification_iterator_next_return ret = {
-               .status = BT_NOTIFICATION_ITERATOR_STATUS_OK,
-               .notification = NULL,
+       bt_message_iterator *source_it = NULL;
+       const bt_message *message;
+       bt_message_iterator_next_method_return ret = {
+               .status = BT_MESSAGE_ITERATOR_STATUS_OK,
+               .message = NULL,
        };
 
-       debug_it = bt_private_notification_iterator_get_user_data(iterator);
-       assert(debug_it);
+       debug_it = bt_self_message_iterator_get_user_data(iterator);
+       BT_ASSERT(debug_it);
 
-       component = bt_private_notification_iterator_get_private_component(iterator);
-       assert(component);
-       debug_info = bt_private_component_get_user_data(component);
-       assert(debug_info);
+       component = bt_self_message_iterator_get_private_component(iterator);
+       BT_ASSERT(component);
+       debug_info = bt_self_component_get_user_data(component);
+       BT_ASSERT(debug_info);
 
        source_it = debug_it->input_iterator;
 
-       ret.status = bt_notification_iterator_next(source_it);
-       if (ret.status != BT_NOTIFICATION_ITERATOR_STATUS_OK) {
+       ret.status = bt_message_iterator_next(source_it);
+       if (ret.status != BT_MESSAGE_ITERATOR_STATUS_OK) {
                goto end;
        }
 
-       notification = bt_notification_iterator_get_notification(
+       message = bt_message_iterator_get_message(
                        source_it);
-       if (!notification) {
-               ret.status = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
+       if (!message) {
+               ret.status = BT_MESSAGE_ITERATOR_STATUS_ERROR;
                goto end;
        }
 
-       ret.notification = handle_notification(debug_info->err, debug_it,
-                       notification);
-       assert(ret.notification);
-       bt_put(notification);
+       ret.message = handle_message(debug_info->err, debug_it,
+                       message);
+       BT_ASSERT(ret.message);
+       bt_message_put_ref(message);
 
 end:
-       bt_put(component);
+       bt_object_put_ref(component);
        return ret;
 }
 
 static
-enum bt_notification_iterator_status debug_info_iterator_init(
-               struct bt_private_notification_iterator *iterator,
+enum bt_message_iterator_status debug_info_iterator_init(
+               bt_self_message_iterator *iterator,
                struct bt_private_port *port)
 {
-       enum bt_notification_iterator_status ret =
-               BT_NOTIFICATION_ITERATOR_STATUS_OK;
-       enum bt_notification_iterator_status it_ret;
+       enum bt_message_iterator_status ret =
+               BT_MESSAGE_ITERATOR_STATUS_OK;
+       enum bt_message_iterator_status it_ret;
+       enum bt_connection_status conn_status;
        struct bt_private_connection *connection = NULL;
-       struct bt_private_component *component =
-               bt_private_notification_iterator_get_private_component(iterator);
+       bt_self_component *component =
+               bt_self_message_iterator_get_private_component(iterator);
        struct debug_info_iterator *it_data = g_new0(struct debug_info_iterator, 1);
        struct bt_private_port *input_port;
-       static const enum bt_notification_type notif_types[] = {
-               BT_NOTIFICATION_TYPE_EVENT,
-               BT_NOTIFICATION_TYPE_STREAM_END,
-               BT_NOTIFICATION_TYPE_PACKET_BEGIN,
-               BT_NOTIFICATION_TYPE_PACKET_END,
-               BT_NOTIFICATION_TYPE_SENTINEL,
-       };
 
        if (!it_data) {
-               ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
+               ret = BT_MESSAGE_ITERATOR_STATUS_NOMEM;
                goto end;
        }
 
-       input_port = bt_private_component_filter_get_input_private_port_by_name(
+       input_port = bt_self_component_filter_get_input_port_by_name(
                        component, "in");
        if (!input_port) {
-               ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
+               ret = BT_MESSAGE_ITERATOR_STATUS_ERROR;
                goto end;
        }
 
-       connection = bt_private_port_get_private_connection(input_port);
-       bt_put(input_port);
+       connection = bt_private_port_get_connection(input_port);
+       bt_object_put_ref(input_port);
        if (!connection) {
-               ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
+               ret = BT_MESSAGE_ITERATOR_STATUS_ERROR;
                goto end;
        }
 
-       it_data->input_iterator = bt_private_connection_create_notification_iterator(
-                       connection, notif_types);
-       if (!it_data->input_iterator) {
-               ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
+       conn_status = bt_private_connection_create_message_iterator(
+                       connection, &it_data->input_iterator);
+       if (conn_status != BT_CONNECTION_STATUS_OK) {
+               ret = BT_MESSAGE_ITERATOR_STATUS_ERROR;
                goto end;
        }
 
        it_data->debug_info_component = (struct debug_info_component *)
-               bt_private_component_get_user_data(component);
+               bt_self_component_get_user_data(component);
        it_data->err = it_data->debug_info_component->err;
        it_data->trace_map = g_hash_table_new_full(g_direct_hash,
                        g_direct_equal, NULL, (GDestroyNotify) unref_trace);
-       it_data->stream_map = g_hash_table_new_full(g_direct_hash,
-                       g_direct_equal, NULL, (GDestroyNotify) unref_stream);
-       it_data->stream_class_map = g_hash_table_new_full(g_direct_hash,
-                       g_direct_equal, NULL, (GDestroyNotify) unref_stream_class);
-       it_data->packet_map = g_hash_table_new_full(g_direct_hash,
-                       g_direct_equal, NULL, (GDestroyNotify) unref_packet);
-       it_data->trace_debug_map = g_hash_table_new_full(g_direct_hash,
-                       g_direct_equal, NULL, (GDestroyNotify) unref_debug_info);
-
-       it_ret = bt_private_notification_iterator_set_user_data(iterator, it_data);
+
+       it_ret = bt_self_message_iterator_set_user_data(iterator, it_data);
        if (it_ret) {
                goto end;
        }
 
 end:
-       bt_put(connection);
-       bt_put(component);
+       bt_object_put_ref(connection);
+       bt_object_put_ref(component);
        return ret;
 }
 
 static
 enum bt_component_status init_from_params(
                struct debug_info_component *debug_info_component,
-               struct bt_value *params)
+               bt_value *params)
 {
-       struct bt_value *value = NULL;
+       bt_value *value = NULL;
        enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
 
-       assert(params);
+       BT_ASSERT(params);
 
         value = bt_value_map_get(params, "debug-info-field-name");
        if (value) {
                enum bt_value_status value_ret;
                const char *tmp;
 
-               value_ret = bt_value_string_get(value, &tmp);
-               if (value_ret) {
-                       ret = BT_COMPONENT_STATUS_INVALID;
-                       printf_error("Failed to retrieve debug-info-field-name value. "
-                                       "Expecting a string");
-               }
+               tmp = bt_value_string_get(value);
                strcpy(debug_info_component->arg_debug_info_field_name, tmp);
-               bt_put(value);
+               bt_value_put_ref(value);
        } else {
                debug_info_component->arg_debug_info_field_name =
                        malloc(strlen("debug_info") + 1);
                if (!debug_info_component->arg_debug_info_field_name) {
                        ret = BT_COMPONENT_STATUS_NOMEM;
-                       printf_error();
+                       BT_LOGE_STR("Missing field name.");
+                       goto end;
                }
                sprintf(debug_info_component->arg_debug_info_field_name,
                                "debug_info");
@@ -376,19 +356,13 @@ enum bt_component_status init_from_params(
                goto end;
        }
 
-        value = bt_value_map_get(params, "debug-dir");
+        value = bt_value_map_get(params, "debug-info-dir");
        if (value) {
                enum bt_value_status value_ret;
 
-               value_ret = bt_value_string_get(value,
-                               &debug_info_component->arg_debug_dir);
-               if (value_ret) {
-                       ret = BT_COMPONENT_STATUS_INVALID;
-                       printf_error("Failed to retrieve debug-dir value. "
-                                       "Expecting a string");
-               }
+               debug_info_component->arg_debug_dir = bt_value_string_get(value);
        }
-       bt_put(value);
+       bt_value_put_ref(value);
        if (ret != BT_COMPONENT_STATUS_OK) {
                goto end;
        }
@@ -397,15 +371,9 @@ enum bt_component_status init_from_params(
        if (value) {
                enum bt_value_status value_ret;
 
-               value_ret = bt_value_string_get(value,
-                               &debug_info_component->arg_target_prefix);
-               if (value_ret) {
-                       ret = BT_COMPONENT_STATUS_INVALID;
-                       printf_error("Failed to retrieve target-prefix value. "
-                                       "Expecting a string");
-               }
+               debug_info_component->arg_target_prefix = bt_value_string_get(value);
        }
-       bt_put(value);
+       bt_value_put_ref(value);
        if (ret != BT_COMPONENT_STATUS_OK) {
                goto end;
        }
@@ -415,17 +383,11 @@ enum bt_component_status init_from_params(
                enum bt_value_status value_ret;
                bt_bool bool_val;
 
-               value_ret = bt_value_bool_get(value,
-                               &bool_val);
-               if (value_ret) {
-                       ret = BT_COMPONENT_STATUS_INVALID;
-                       printf_error("Failed to retrieve full-path value. "
-                                       "Expecting a boolean");
-               }
+               bool_val = bt_value_bool_get(value);
 
                debug_info_component->arg_full_path = bool_val;
        }
-       bt_put(value);
+       bt_value_put_ref(value);
        if (ret != BT_COMPONENT_STATUS_OK) {
                goto end;
        }
@@ -435,38 +397,33 @@ end:
 }
 
 enum bt_component_status debug_info_component_init(
-       struct bt_private_component *component, struct bt_value *params,
+       bt_self_component *component, bt_value *params,
        UNUSED_VAR void *init_method_data)
 {
        enum bt_component_status ret;
        struct debug_info_component *debug_info = create_debug_info_component_data();
-       struct bt_private_port *priv_port = NULL;
 
        if (!debug_info) {
                ret = BT_COMPONENT_STATUS_NOMEM;
                goto end;
        }
 
-       ret = bt_private_component_set_user_data(component, debug_info);
+       ret = bt_self_component_set_user_data(component, debug_info);
        if (ret != BT_COMPONENT_STATUS_OK) {
                goto error;
        }
 
-       priv_port = bt_private_component_filter_add_input_private_port(
-               component, "in", NULL);
-       if (!priv_port) {
-               ret = BT_COMPONENT_STATUS_ERROR;
+       ret = bt_self_component_filter_add_input_port(
+               component, "in", NULL, NULL);
+       if (ret != BT_COMPONENT_STATUS_OK) {
                goto end;
        }
-       BT_PUT(priv_port);
 
-       priv_port = bt_private_component_filter_add_output_private_port(
-               component, "out", NULL);
-       if (!priv_port) {
-               ret = BT_COMPONENT_STATUS_ERROR;
+       ret = bt_self_component_filter_add_output_port(
+               component, "out", NULL, NULL);
+       if (ret != BT_COMPONENT_STATUS_OK) {
                goto end;
        }
-       BT_PUT(priv_port);
 
        ret = init_from_params(debug_info, params);
 end:
@@ -476,6 +433,10 @@ error:
        return ret;
 }
 
+#ifndef BT_BUILT_IN_PLUGINS
+BT_PLUGIN_MODULE();
+#endif
+
 /* Initialize plug-in entry points. */
 BT_PLUGIN_WITH_ID(lttng_utils, "lttng-utils");
 BT_PLUGIN_DESCRIPTION_WITH_ID(lttng_utils, "LTTng utilities");
@@ -490,7 +451,7 @@ BT_PLUGIN_FILTER_COMPONENT_CLASS_INIT_METHOD_WITH_ID(lttng_utils,
        debug_info, debug_info_component_init);
 BT_PLUGIN_FILTER_COMPONENT_CLASS_FINALIZE_METHOD_WITH_ID(lttng_utils,
        debug_info, destroy_debug_info_component);
-BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD_WITH_ID(
+BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_WITH_ID(
        lttng_utils, debug_info, debug_info_iterator_init);
-BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_FINALIZE_METHOD_WITH_ID(
+BT_PLUGIN_FILTER_COMPONENT_CLASS_MESSAGE_ITERATOR_FINALIZE_METHOD_WITH_ID(
        lttng_utils, debug_info, debug_info_iterator_destroy);
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