优化代码和脱机时长判断
diff --git a/supwisdom/sp_consume.c b/supwisdom/sp_consume.c
index cfa75b7..b416a6d 100644
--- a/supwisdom/sp_consume.c
+++ b/supwisdom/sp_consume.c
@@ -121,8 +121,27 @@
 }
 
 //¶ÁÈ¡µÚÒ»±ÊδÉÏ´«Á÷Ë®Ïû·ÑÈÕÆÚʱ¼ä
-static uint8 sp_read_unconfirm_first_record(uint8 termtime[6])
+static uint8 sp_read_unconfirm_first_record(const sp_pos_t* pos,uint8 termtime[6])
 {
+  sp_transdtl_t record;
+  uint16 ret;
+  uint8 crc[2];
+  //¼ì²âµ±Ç°ÊÇ·ñÓÐδÉÏ´«µÄÁ÷Ë®
+  if(pos->unconfirm_transdtl.transaddr <= pos->last_transdtl.transaddr)
+  {
+    ret = sp_flash_read((uint32)pos->unconfirm_transdtl.transaddr, (uint8*)&record,
+                        sizeof(record));
+    if(!ret)
+    {
+      sp_protocol_crc((uint8*)&record, sizeof(record)-2,crc);
+      if(MEMCMP(record.crc,crc, 2) == 0)
+      {
+        MEMCPY(termtime,record.transdate, 3);
+        MEMCPY(termtime +3,record.transtime,3);
+        return 0;
+      }
+    }
+  }
   return 1;
 }
 
@@ -208,6 +227,15 @@
   return 0;
 }
 
+static uint16 do_card_check(sp_pos_t* pos,sp_card_t* card)
+{
+  if(card->permit == 1)
+  {
+    return RC_LIMIT_CONSUMPTION;
+  }
+  return 0;
+}
+
 static uint16 do_new(sp_pos_t* pos, sp_card_t* card)
 {
   uint16 ret;
@@ -238,7 +266,12 @@
   ret = sp_card_authentication(pos, card);
   if(ret)
   {
-    return RC_CARD_AUTHENTICATION;
+    return ret;
+  }
+  ret = do_card_check(pos,card);
+  if(ret)
+  {
+    return ret;
   }
   ret = sp_prepare_behalf_transdtl(pos, card, &record);
   if(ret)
@@ -599,7 +632,7 @@
       cardWorkState->current_state = CARDWORKSTATUS_ERROR;
       break;
     }
-	disp_hint_info_two(pos, "ÇëÇó¶þάÂë","ÇëÉÔµÈ...",0);
+    disp_hint_info_two(pos, "ÇëÇó¶þάÂë","ÇëÉÔµÈ...",0);
     ret = sp_qrcode_init(pos, &CARD);
     if(ret)
     {