Own group avatar synchronization in the chat service lifecycle

src/Makefile.am

@@ -111,6 +111,7 @@ utun_CORE_SOURCES = \
 	chat/chat_whisper.c \
 	chat/chat_channel.c \
 	chat/chat_profile.c \
+	chat/group_avatar.c \
 	chat/chat_status.c \
 	chat/chat_sync.c \
 	chat/chat_admin.c \
@@ -243,6 +244,7 @@ libutun_a_SOURCES = \
 	chat/chat_msg.c \
 	chat/chat_channel.c \
 	chat/chat_profile.c \
+	chat/group_avatar.c \
 	chat/chat_status.c \
 	chat/chat_sync.c \
 	chat/chat_admin.c \

src/chat/chat_channel.c

@@ -5,6 +5,7 @@
  */
 
 #include "chat_core_priv.h"
+#include "group_avatar.h"
 #include "chat_event.h"
 #include "chat_setting.h"
 
@@ -338,6 +339,7 @@ void chat_core_delete_channel(struct UTUN_INSTANCE* inst, const char* ch_id) {
     /* 1. отмена медиа-загрузок/релэев/суперузлов канала (держат conn_mgr handle группы) */
     media_delivery_cancel_channel(inst, gid);
     member_files_cancel_group(inst, gid);
+    group_avatar_cancel_group(inst, gid);
 
     /* 2. снять merkle-сессии этого namespace */
     member_sync_cancel_channel(inst, ch_id);

src/chat/chat_sync.c

@@ -6,6 +6,7 @@
 #include "chat_event.h"
 #include "chat_admin.h"
 #include "chat_join.h"
+#include "group_avatar.h"
 #include "../routing_layer/topo_node_sqlite.h"
 #include "../routing_layer/topo_group.h"
 #include "../routing_layer/topo_group_invite.h"
@@ -752,6 +753,9 @@ int chat_sync_init(struct UTUN_INSTANCE* inst) {
         DEBUG_ERROR(DEBUG_CATEGORY_MEMBER_SYNC, "%s: member synchronization initialization failed", CS_ID);
         inst->chat_sync = NULL; u_free(cs); return -1;
     }
+    if (group_avatar_init(inst) < 0) {
+        member_sync_destroy(inst); inst->chat_sync = NULL; u_free(cs); return -1;
+    }
 
     etcp_bind(inst, ETCP_RT_ID_CHAT_SYNC, chat_sync_recv_cb);
     etcp_add_conn_status_cbk(inst, cs_on_conn_status, cs);
@@ -782,6 +786,7 @@ void chat_sync_destroy(struct UTUN_INSTANCE* inst) {
     member_sync_remove_apply_cbk(inst, cs_on_member_applied, cs);
     utun_remove_peer_sleep_cbk(inst, cs_on_peer_sleep, cs);
     cs_pending_free_all(cs);
+    group_avatar_destroy(inst);
     member_sync_destroy(inst);
     chat_admin_destroy(inst);
     chat_join_destroy(inst);