Notification iterator: transform precondition checks to BT_ASSERT_PRE()
[babeltrace.git] / plugins / lttng-utils / plugin.c
index c6e75f59f122a929ac30965b19dc57afa3fe9d0a..0646f49ab248fe232eef889f6583cf50a143defd 100644 (file)
  * SOFTWARE.
  */
 
-#include <babeltrace/graph/notification-iterator.h>
-#include <babeltrace/graph/private-notification-iterator.h>
-#include <babeltrace/graph/connection.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)
 {
@@ -76,30 +78,29 @@ end:
 static
 void unref_trace(struct debug_info_trace *di_trace)
 {
-       bt_put(di_trace->trace);
+       bt_put(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(struct bt_private_connection_private_notification_iterator *it)
 {
        struct debug_info_iterator *it_data;
 
-       it_data = bt_private_notification_iterator_get_user_data(it);
-       assert(it_data);
+       it_data = bt_private_connection_private_notification_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);
        }
+
+       g_hash_table_foreach_remove(it_data->trace_map,
+                       empty_trace_map, it_data);
+       g_hash_table_destroy(it_data->trace_map);
+
        bt_put(it_data->current_notification);
        bt_put(it_data->input_iterator);
-       g_hash_table_destroy(it_data->trace_map);
-       /*
-        * TODO
-       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);
-       */
+
        g_free(it_data);
 }
 
@@ -113,45 +114,47 @@ struct bt_notification *handle_notification(FILE *err,
        switch (bt_notification_get_type(notification)) {
        case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
        {
-               struct bt_ctf_packet *packet =
+               struct bt_packet *packet =
                        bt_notification_packet_begin_get_packet(notification);
-               struct bt_ctf_packet *writer_packet;
+               struct bt_packet *writer_packet;
 
                if (!packet) {
                        goto end;
                }
 
                writer_packet = debug_info_new_packet(debug_it, packet);
-               assert(writer_packet);
+               BT_ASSERT(writer_packet);
                new_notification = bt_notification_packet_begin_create(
                                writer_packet);
-               assert(new_notification);
+               BT_ASSERT(new_notification);
                bt_put(packet);
+               bt_put(writer_packet);
                break;
        }
        case BT_NOTIFICATION_TYPE_PACKET_END:
        {
-               struct bt_ctf_packet *packet =
+               struct bt_packet *packet =
                        bt_notification_packet_end_get_packet(notification);
-               struct bt_ctf_packet *writer_packet;
+               struct bt_packet *writer_packet;
 
                if (!packet) {
                        goto end;
                }
 
                writer_packet = debug_info_close_packet(debug_it, packet);
-               assert(writer_packet);
+               BT_ASSERT(writer_packet);
                new_notification = bt_notification_packet_end_create(
                                writer_packet);
-               assert(new_notification);
+               BT_ASSERT(new_notification);
                bt_put(packet);
+               bt_put(writer_packet);
                break;
        }
        case BT_NOTIFICATION_TYPE_EVENT:
        {
-               struct bt_ctf_event *event = bt_notification_event_get_event(
+               struct bt_event *event = bt_notification_event_get_event(
                                notification);
-               struct bt_ctf_event *writer_event;
+               struct bt_event *writer_event;
                struct bt_clock_class_priority_map *cc_prio_map =
                        bt_notification_event_get_clock_class_priority_map(
                                        notification);
@@ -160,87 +163,83 @@ struct bt_notification *handle_notification(FILE *err,
                        goto end;
                }
                writer_event = debug_info_output_event(debug_it, event);
-               assert(writer_event);
+               BT_ASSERT(writer_event);
                new_notification = bt_notification_event_create(writer_event,
                                cc_prio_map);
                bt_put(cc_prio_map);
-               assert(new_notification);
+               BT_ASSERT(new_notification);
                bt_put(event);
                bt_put(writer_event);
                break;
        }
        case BT_NOTIFICATION_TYPE_STREAM_BEGIN:
        {
-               struct bt_ctf_stream *stream =
+               struct bt_stream *stream =
                        bt_notification_stream_begin_get_stream(notification);
-               struct bt_ctf_stream *writer_stream;
+               struct bt_stream *writer_stream;
 
                if (!stream) {
                        goto end;
                }
 
                writer_stream = debug_info_stream_begin(debug_it, stream);
-               assert(writer_stream);
+               BT_ASSERT(writer_stream);
                new_notification = bt_notification_stream_begin_create(
                                writer_stream);
-               assert(new_notification);
+               BT_ASSERT(new_notification);
                bt_put(stream);
                bt_put(writer_stream);
                break;
        }
        case BT_NOTIFICATION_TYPE_STREAM_END:
        {
-               struct bt_ctf_stream *stream =
+               struct bt_stream *stream =
                        bt_notification_stream_end_get_stream(notification);
-               struct bt_ctf_stream *writer_stream;
+               struct bt_stream *writer_stream;
 
                if (!stream) {
                        goto end;
                }
 
                writer_stream = debug_info_stream_end(debug_it, stream);
-               assert(writer_stream);
+               BT_ASSERT(writer_stream);
                new_notification = bt_notification_stream_end_create(
                                writer_stream);
-               assert(new_notification);
+               BT_ASSERT(new_notification);
                bt_put(stream);
                bt_put(writer_stream);
                break;
        }
-       case BT_NOTIFICATION_TYPE_INACTIVITY:
-       {
+       default:
                new_notification = bt_get(notification);
                break;
        }
-       default:
-               puts("Unhandled notification type");
-       }
 
 end:
        return new_notification;
 }
 
 static
-struct bt_notification_iterator_next_return debug_info_iterator_next(
-               struct bt_private_notification_iterator *iterator)
+struct bt_notification_iterator_next_method_return debug_info_iterator_next(
+               struct bt_private_connection_private_notification_iterator *iterator)
 {
        struct debug_info_iterator *debug_it = NULL;
        struct bt_private_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 = {
+       struct bt_notification_iterator_next_method_return ret = {
                .status = BT_NOTIFICATION_ITERATOR_STATUS_OK,
                .notification = NULL,
        };
 
-       debug_it = bt_private_notification_iterator_get_user_data(iterator);
-       assert(debug_it);
+       debug_it = bt_private_connection_private_notification_iterator_get_user_data(iterator);
+       BT_ASSERT(debug_it);
 
-       component = bt_private_notification_iterator_get_private_component(iterator);
-       assert(component);
+       component = bt_private_connection_private_notification_iterator_get_private_component(iterator);
+       BT_ASSERT(component);
        debug_info = bt_private_component_get_user_data(component);
-       assert(debug_info);
+       BT_ASSERT(debug_info);
 
        source_it = debug_it->input_iterator;
 
@@ -258,7 +257,7 @@ struct bt_notification_iterator_next_return debug_info_iterator_next(
 
        ret.notification = handle_notification(debug_info->err, debug_it,
                        notification);
-       assert(ret.notification);
+       BT_ASSERT(ret.notification);
        bt_put(notification);
 
 end:
@@ -268,7 +267,7 @@ end:
 
 static
 enum bt_notification_iterator_status debug_info_iterator_init(
-               struct bt_private_notification_iterator *iterator,
+               struct bt_private_connection_private_notification_iterator *iterator,
                struct bt_private_port *port)
 {
        enum bt_notification_iterator_status ret =
@@ -277,17 +276,9 @@ enum bt_notification_iterator_status debug_info_iterator_init(
        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_private_connection_private_notification_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_BEGIN,
-               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;
@@ -309,7 +300,7 @@ enum bt_notification_iterator_status debug_info_iterator_init(
        }
 
        conn_status = bt_private_connection_create_notification_iterator(
-                       connection, notif_types, &it_data->input_iterator);
+                       connection, &it_data->input_iterator);
        if (conn_status != BT_CONNECTION_STATUS_OK) {
                ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
                goto end;
@@ -321,7 +312,7 @@ enum bt_notification_iterator_status debug_info_iterator_init(
        it_data->trace_map = g_hash_table_new_full(g_direct_hash,
                        g_direct_equal, NULL, (GDestroyNotify) unref_trace);
 
-       it_ret = bt_private_notification_iterator_set_user_data(iterator, it_data);
+       it_ret = bt_private_connection_private_notification_iterator_set_user_data(iterator, it_data);
        if (it_ret) {
                goto end;
        }
@@ -340,7 +331,7 @@ enum bt_component_status init_from_params(
        struct 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) {
@@ -350,8 +341,8 @@ enum bt_component_status init_from_params(
                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");
+                       BT_LOGE_STR("Failed to retrieve debug-info-field-name value. "
+                                       "Expecting a string.");
                }
                strcpy(debug_info_component->arg_debug_info_field_name, tmp);
                bt_put(value);
@@ -360,7 +351,8 @@ enum bt_component_status init_from_params(
                        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");
@@ -369,7 +361,7 @@ 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;
 
@@ -377,8 +369,8 @@ enum bt_component_status init_from_params(
                                &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");
+                       BT_LOGE_STR("Failed to retrieve debug-info-dir value. "
+                                       "Expecting a string.");
                }
        }
        bt_put(value);
@@ -394,8 +386,8 @@ enum bt_component_status init_from_params(
                                &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");
+                       BT_LOGE_STR("Failed to retrieve target-prefix value. "
+                                       "Expecting a string.");
                }
        }
        bt_put(value);
@@ -412,8 +404,8 @@ enum bt_component_status init_from_params(
                                &bool_val);
                if (value_ret) {
                        ret = BT_COMPONENT_STATUS_INVALID;
-                       printf_error("Failed to retrieve full-path value. "
-                                       "Expecting a boolean");
+                       BT_LOGE_STR("Failed to retrieve full-path value. "
+                                       "Expecting a boolean.");
                }
 
                debug_info_component->arg_full_path = bool_val;
@@ -464,6 +456,10 @@ 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");
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