C语言错误代码集锦

1 for中死循环

 1 static int8_t FW_Check_update(uint32_t sr_addr,uint32_t dst_addr,uint32_t size)
 2 {
 3 #define FLASH_RSIZE   256
 4   uint32_t offset =0;
 5   uint32_t fw_size =size;
 6   uint32_t  ramsource[FLASH_RSIZE]={0};  
 7   volatile uint32_t flashdestination = dst_addr;
 8   uint16_t  rsize =FLASH_RSIZE;
 9   
10   FLASH_If_Erase(APP_START_PAGE,APP_PAGE_SIZE);
11   while(offset < fw_size)
12   {
13     if((fw_size - offset) < (FLASH_RSIZE*4))
14     {
15       uint32_t temp=fw_size - offset;
16       rsize =((temp%4)==0)?(temp/4):(temp/4 +1);
17       //rsize =(fw_size - offset)/4;
18     }
19     for(uint8_t i=0;i < rsize;i++)
20     {
21       ramsource[i]=STMFLASH_ReadWord(sr_addr +offset+i*4);
22     }
23     
24     if (FLASH_If_Write(&flashdestination, ramsource,rsize) == FLASHIF_OK)
25     {
26       offset +=rsize*4; 
27     }else{
28       printf_debug("boot:write app flash failed!!! \n\r");
29       return 0;
30     }
31   }
32   return 1;
33 }

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2 形参过程中改变：

posted on 2023-10-21 08:18 杰瑞鼠阅读(32) 评论(0) 编辑收藏举报