From: Corey Farrell <git@cfware.com>
Date: Tue, 9 Jan 2018 17:16:58 +0000 (-0500)
Subject: stasis_bridges: Remove silly usage of RAII_VAR.
X-Git-Tag: 13.20.0-rc1~103^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b7c25740faab25cf7d927316cf88402de807c62a;p=thirdparty%2Fasterisk.git

stasis_bridges: Remove silly usage of RAII_VAR.

Change-Id: I0fa7ab05454f183dc4ff10e26d18776d2b0fcf1f
---

diff --git a/main/stasis_bridges.c b/main/stasis_bridges.c
index 413c9be9d2..0de41973fd 100644
--- a/main/stasis_bridges.c
+++ b/main/stasis_bridges.c
@@ -235,7 +235,7 @@ static void bridge_snapshot_dtor(void *obj)
 
 struct ast_bridge_snapshot *ast_bridge_snapshot_create(struct ast_bridge *bridge)
 {
-	RAII_VAR(struct ast_bridge_snapshot *, snapshot, NULL, ao2_cleanup);
+	struct ast_bridge_snapshot *snapshot;
 	struct ast_bridge_channel *bridge_channel;
 
 	snapshot = ao2_alloc_options(sizeof(*snapshot), bridge_snapshot_dtor,
@@ -247,17 +247,22 @@ struct ast_bridge_snapshot *ast_bridge_snapshot_create(struct ast_bridge *bridge
 	if (ast_string_field_init(snapshot, 128)
 		|| ast_string_field_init_extended(snapshot, video_source_id)) {
 		ao2_ref(snapshot, -1);
+
 		return NULL;
 	}
 
 	snapshot->channels = ast_str_container_alloc(SNAPSHOT_CHANNELS_BUCKETS);
 	if (!snapshot->channels) {
+		ao2_ref(snapshot, -1);
+
 		return NULL;
 	}
 
 	AST_LIST_TRAVERSE(&bridge->channels, bridge_channel, entry) {
 		if (ast_str_container_add(snapshot->channels,
 				ast_channel_uniqueid(bridge_channel->chan))) {
+			ao2_ref(snapshot, -1);
+
 			return NULL;
 		}
 	}
@@ -283,14 +288,13 @@ struct ast_bridge_snapshot *ast_bridge_snapshot_create(struct ast_bridge *bridge
 			ast_channel_uniqueid(bridge->softmix.video_mode.mode_data.talker_src_data.chan_vsrc));
 	}
 
-	ao2_ref(snapshot, +1);
 	return snapshot;
 }
 
 void ast_bridge_publish_state(struct ast_bridge *bridge)
 {
-	RAII_VAR(struct ast_bridge_snapshot *, snapshot, NULL, ao2_cleanup);
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct ast_bridge_snapshot *snapshot;
+	struct stasis_message *msg;
 
 	if (!ast_bridge_snapshot_type()) {
 		return;
@@ -304,17 +308,19 @@ void ast_bridge_publish_state(struct ast_bridge *bridge)
 	}
 
 	msg = stasis_message_create(ast_bridge_snapshot_type(), snapshot);
+	ao2_ref(snapshot, -1);
 	if (!msg) {
 		return;
 	}
 
 	stasis_publish(ast_bridge_topic(bridge), msg);
+	ao2_ref(msg, -1);
 }
 
 static void bridge_publish_state_from_blob(struct ast_bridge *bridge,
 	struct ast_bridge_blob *obj)
 {
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct stasis_message *msg;
 
 	ast_assert(obj != NULL);
 
@@ -324,6 +330,7 @@ static void bridge_publish_state_from_blob(struct ast_bridge *bridge,
 	}
 
 	stasis_publish(ast_bridge_topic(bridge), msg);
+	ao2_ref(msg, -1);
 }
 
 /*! \brief Destructor for bridge merge messages */
@@ -340,7 +347,7 @@ static void bridge_merge_message_dtor(void *obj)
 /*! \brief Bridge merge message creation helper */
 static struct ast_bridge_merge_message *bridge_merge_message_create(struct ast_bridge *to, struct ast_bridge *from)
 {
-	RAII_VAR(struct ast_bridge_merge_message *, msg, NULL, ao2_cleanup);
+	struct ast_bridge_merge_message *msg;
 
 	msg = ao2_alloc(sizeof(*msg), bridge_merge_message_dtor);
 	if (!msg) {
@@ -348,16 +355,13 @@ static struct ast_bridge_merge_message *bridge_merge_message_create(struct ast_b
 	}
 
 	msg->to = ast_bridge_snapshot_create(to);
-	if (!msg->to) {
-		return NULL;
-	}
-
 	msg->from = ast_bridge_snapshot_create(from);
-	if (!msg->from) {
+	if (!msg->to || !msg->from) {
+		ao2_ref(msg, -1);
+
 		return NULL;
 	}
 
-	ao2_ref(msg, +1);
 	return msg;
 }
 
@@ -366,16 +370,17 @@ static struct ast_json *ast_bridge_merge_message_to_json(
 	const struct stasis_message_sanitizer *sanitize)
 {
 	struct ast_bridge_merge_message *merge = stasis_message_data(msg);
-	RAII_VAR(struct ast_json *, json_bridge_to,
-		ast_bridge_snapshot_to_json(merge->to, sanitize), ast_json_unref);
-	RAII_VAR(struct ast_json *, json_bridge_from,
-		ast_bridge_snapshot_to_json(merge->from, sanitize), ast_json_unref);
+	struct ast_json *json_bridge_to = ast_bridge_snapshot_to_json(merge->to, sanitize);
+	struct ast_json *json_bridge_from = ast_bridge_snapshot_to_json(merge->from, sanitize);
 
 	if (!json_bridge_to || !json_bridge_from) {
+		ast_json_unref(json_bridge_to);
+		ast_json_unref(json_bridge_from);
+
 		return NULL;
 	}
 
-	return ast_json_pack("{s: s, s: o, s: O, s: O}",
+	return ast_json_pack("{s: s, s: o, s: o, s: o}",
 		"type", "BridgeMerged",
 		"timestamp", ast_json_timeval(*stasis_message_timestamp(msg), NULL),
 		"bridge", json_bridge_to,
@@ -384,8 +389,8 @@ static struct ast_json *ast_bridge_merge_message_to_json(
 
 void ast_bridge_publish_merge(struct ast_bridge *to, struct ast_bridge *from)
 {
-	RAII_VAR(struct ast_bridge_merge_message *, merge_msg, NULL, ao2_cleanup);
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct ast_bridge_merge_message *merge_msg;
+	struct stasis_message *msg;
 
 	if (!ast_bridge_merge_message_type()) {
 		return;
@@ -400,11 +405,13 @@ void ast_bridge_publish_merge(struct ast_bridge *to, struct ast_bridge *from)
 	}
 
 	msg = stasis_message_create(ast_bridge_merge_message_type(), merge_msg);
+	ao2_ref(merge_msg, -1);
 	if (!msg) {
 		return;
 	}
 
 	stasis_publish(ast_bridge_topic_all(), msg);
+	ao2_ref(msg, -1);
 }
 
 static void bridge_blob_dtor(void *obj)
@@ -424,8 +431,8 @@ struct stasis_message *ast_bridge_blob_create(
 	struct ast_channel *chan,
 	struct ast_json *blob)
 {
-	RAII_VAR(struct ast_bridge_blob *, obj, NULL, ao2_cleanup);
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct ast_bridge_blob *obj;
+	struct stasis_message *msg;
 
 	if (!message_type) {
 		return NULL;
@@ -439,6 +446,8 @@ struct stasis_message *ast_bridge_blob_create(
 	if (bridge) {
 		obj->bridge = ast_bridge_snapshot_create(bridge);
 		if (obj->bridge == NULL) {
+			ao2_ref(obj, -1);
+
 			return NULL;
 		}
 	}
@@ -446,6 +455,8 @@ struct stasis_message *ast_bridge_blob_create(
 	if (chan) {
 		obj->channel = ast_channel_snapshot_get_latest(ast_channel_uniqueid(chan));
 		if (obj->channel == NULL) {
+			ao2_ref(obj, -1);
+
 			return NULL;
 		}
 	}
@@ -455,19 +466,16 @@ struct stasis_message *ast_bridge_blob_create(
 	}
 
 	msg = stasis_message_create(message_type, obj);
-	if (!msg) {
-		return NULL;
-	}
+	ao2_ref(obj, -1);
 
-	ao2_ref(msg, +1);
 	return msg;
 }
 
 void ast_bridge_publish_enter(struct ast_bridge *bridge, struct ast_channel *chan,
 		struct ast_channel *swap)
 {
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
-	RAII_VAR(struct ast_json *, blob, NULL, ast_json_unref);
+	struct stasis_message *msg;
+	struct ast_json *blob = NULL;
 
 	if (swap) {
 		blob = ast_json_pack("{s: s}", "swap", ast_channel_uniqueid(swap));
@@ -477,6 +485,7 @@ void ast_bridge_publish_enter(struct ast_bridge *bridge, struct ast_channel *cha
 	}
 
 	msg = ast_bridge_blob_create(ast_channel_entered_bridge_type(), bridge, chan, blob);
+	ast_json_unref(blob);
 	if (!msg) {
 		return;
 	}
@@ -484,11 +493,12 @@ void ast_bridge_publish_enter(struct ast_bridge *bridge, struct ast_channel *cha
 	/* enter blob first, then state */
 	stasis_publish(ast_bridge_topic(bridge), msg);
 	bridge_publish_state_from_blob(bridge, stasis_message_data(msg));
+	ao2_ref(msg, -1);
 }
 
 void ast_bridge_publish_leave(struct ast_bridge *bridge, struct ast_channel *chan)
 {
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct stasis_message *msg;
 
 	msg = ast_bridge_blob_create(ast_channel_left_bridge_type(), bridge, chan, NULL);
 	if (!msg) {
@@ -498,6 +508,7 @@ void ast_bridge_publish_leave(struct ast_bridge *bridge, struct ast_channel *cha
 	/* state first, then leave blob (opposite of enter, preserves nesting of events) */
 	bridge_publish_state_from_blob(bridge, stasis_message_data(msg));
 	stasis_publish(ast_bridge_topic(bridge), msg);
+	ao2_ref(msg, -1);
 }
 
 static struct ast_json *simple_bridge_channel_event(
@@ -507,16 +518,17 @@ static struct ast_json *simple_bridge_channel_event(
 	const struct timeval *tv,
 	const struct stasis_message_sanitizer *sanitize)
 {
-	RAII_VAR(struct ast_json *, json_bridge,
-		ast_bridge_snapshot_to_json(bridge_snapshot, sanitize), ast_json_unref);
-	RAII_VAR(struct ast_json *, json_channel,
-		ast_channel_snapshot_to_json(channel_snapshot, sanitize), ast_json_unref);
+	struct ast_json *json_bridge = ast_bridge_snapshot_to_json(bridge_snapshot, sanitize);
+	struct ast_json *json_channel = ast_channel_snapshot_to_json(channel_snapshot, sanitize);
 
 	if (!json_bridge || !json_channel) {
+		ast_json_unref(json_bridge);
+		ast_json_unref(json_channel);
+
 		return NULL;
 	}
 
-	return ast_json_pack("{s: s, s: o, s: O, s: O}",
+	return ast_json_pack("{s: s, s: o, s: o, s: o}",
 		"type", type,
 		"timestamp", ast_json_timeval(*tv, NULL),
 		"bridge", json_bridge,
@@ -546,9 +558,10 @@ struct ast_json *ast_channel_left_bridge_to_json(
 static struct ast_json *container_to_json_array(struct ao2_container *items,
 	const struct stasis_message_sanitizer *sanitize)
 {
-	RAII_VAR(struct ast_json *, json_items, ast_json_array_create(), ast_json_unref);
+	struct ast_json *json_items = ast_json_array_create();
 	char *item;
 	struct ao2_iterator it;
+
 	if (!json_items) {
 		return NULL;
 	}
@@ -562,12 +575,14 @@ static struct ast_json *container_to_json_array(struct ao2_container *items,
 		if (ast_json_array_append(json_items, ast_json_string_create(item))) {
 			ao2_cleanup(item);
 			ao2_iterator_destroy(&it);
+			ast_json_unref(json_items);
+
 			return NULL;
 		}
 	}
 	ao2_iterator_destroy(&it);
 
-	return ast_json_ref(json_items);
+	return json_items;
 }
 
 static const char *capability2str(uint32_t capabilities)
@@ -583,7 +598,7 @@ struct ast_json *ast_bridge_snapshot_to_json(
 	const struct ast_bridge_snapshot *snapshot,
 	const struct stasis_message_sanitizer *sanitize)
 {
-	RAII_VAR(struct ast_json *, json_bridge, NULL, ast_json_unref);
+	struct ast_json *json_bridge;
 	struct ast_json *json_channels;
 
 	if (snapshot == NULL) {
@@ -614,7 +629,7 @@ struct ast_json *ast_bridge_snapshot_to_json(
 			ast_json_string_create(snapshot->video_source_id));
 	}
 
-	return ast_json_ref(json_bridge);
+	return json_bridge;
 }
 
 /*!
@@ -1214,7 +1229,7 @@ int ast_attended_transfer_message_add_link(struct ast_attended_transfer_message
 
 void ast_bridge_publish_attended_transfer(struct ast_attended_transfer_message *transfer_msg)
 {
-	RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
+	struct stasis_message *msg;
 
 	msg = stasis_message_create(ast_attended_transfer_type(), transfer_msg);
 	if (!msg) {
@@ -1222,11 +1237,12 @@ void ast_bridge_publish_attended_transfer(struct ast_attended_transfer_message *
 	}
 
 	stasis_publish(ast_bridge_topic_all(), msg);
+	ao2_ref(msg, -1);
 }
 
 struct ast_bridge_snapshot *ast_bridge_snapshot_get_latest(const char *uniqueid)
 {
-	RAII_VAR(struct stasis_message *, message, NULL, ao2_cleanup);
+	struct stasis_message *message;
 	struct ast_bridge_snapshot *snapshot;
 
 	ast_assert(!ast_strlen_zero(uniqueid));
@@ -1238,11 +1254,9 @@ struct ast_bridge_snapshot *ast_bridge_snapshot_get_latest(const char *uniqueid)
 		return NULL;
 	}
 
-	snapshot = stasis_message_data(message);
-	if (!snapshot) {
-		return NULL;
-	}
-	ao2_ref(snapshot, +1);
+	snapshot = ao2_bump(stasis_message_data(message));
+	ao2_ref(message, -1);
+
 	return snapshot;
 }