ble 传输

Author: flyingcys

src/tuya_cloud_service/ble/ble_mgr.c

@@ -291,15 +291,21 @@ static int ble_packet_recv(tuya_ble_mgr_t *ble, uint8_t *buf, uint16_t len, ble_
     int rt = OPRT_OK;
     ble_packet_recv_t *packet_recv = s_ble_mgr->packet_recv;
 
-    rt = ble_packet_trsmitr(packet_recv, buf, len);
-    if (OPRT_OK != rt) {
-        if (rt == OPRT_SVC_BT_API_TRSMITR_CONTINUE) {
-            PR_DEBUG("ble receive multi-packet...");
-        } else {
-            PR_ERR("ble trsmitr err:%d", rt);
-        }
-        return rt;
-    }
+    rt = ble_packet_trsmitr(packet_recv, buf, len);
+    if (OPRT_OK != rt) {
+        if (rt == OPRT_SVC_BT_API_TRSMITR_CONTINUE) {
+            PR_DEBUG("ble receive multi-packet...");
+            return rt;
+        }
+        if (rt == OPRT_SVC_BT_API_TRSMITR_ERROR) {
+            PR_DEBUG("ble trsmitr resync after sequence error");
+            ble_packet_recv_reset(ble);
+            return OPRT_SVC_BT_API_TRSMITR_CONTINUE;
+        } else {
+            PR_ERR("ble trsmitr err:%d", rt);
+            return rt;
+        }
+    }
     if (packet_recv->raw_len > TUYA_BLE_AIR_FRAME_MAX) {
         PR_ERR("ble packet size too large");
         return OPRT_INVALID_PARM;