server/red_channel: add red_channel_pipe_add_after (from red_worker)

2 files changed, 9 insertions, 0 deletions

diff --git a/server/red_channel.c b/server/red_channel.c
index 7a80862c..6f4d588b 100644
--- a/server/red_channel.c
+++ b/server/red_channel.c
@@ -514,6 +514,14 @@ void red_channel_pipe_add_push(RedChannel *channel, PipeItem *item)
     red_channel_push(channel);
 }
 
+void red_channel_pipe_add_after(RedChannel *channel, PipeItem *item, PipeItem *pos)
+{
+    ASSERT(channel && pos);
+
+    channel->pipe_size++;
+    ring_add_after(&item->link, &pos->link);
+}
+
 int red_channel_pipe_item_is_linked(RedChannel *channel, PipeItem *item)
 {
     return ring_item_is_linked(&item->link);
diff --git a/server/red_channel.h b/server/red_channel.h
index 65064c42..3e85f9f1 100644
--- a/server/red_channel.h
+++ b/server/red_channel.h
@@ -219,6 +219,7 @@ void red_channel_begin_send_message(RedChannel *channel);
 void red_channel_pipe_item_init(RedChannel *channel, PipeItem *item, int type);
 void red_channel_pipe_add_push(RedChannel *channel, PipeItem *item);
 void red_channel_pipe_add(RedChannel *channel, PipeItem *item);
+void red_channel_pipe_add_after(RedChannel *channel, PipeItem *item, PipeItem *pos);
 int red_channel_pipe_item_is_linked(RedChannel *channel, PipeItem *item);
 void red_channel_pipe_item_remove(RedChannel *channel, PipeItem *item);
 void red_channel_pipe_add_tail(RedChannel *channel, PipeItem *item);