hexdump -C 实现

最新推荐文章于 2025-09-12 13:40:42 发布

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最新推荐文章于 2025-09-12 13:40:42 发布 · 1k 阅读

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#c语言 #算法 #开发语言

int macdbg_dmphex( const char* buff, int len );
int macdbg_dmphex( const char* buff, int len )
{
int retval = 0;
int x, y, tot, lineoff;
const char* curr;
lineoff = 0;
curr = buff;
tot = 0;
char pre_16bytes[16]={0x00};
int dump_line = 0x00;

memset(pre_16bytes, 0xff, sizeof(pre_16bytes));

   at_uart_log_string( "\nbuff = 0x%08x.\n", buff );

for( x = 0; len > x+16; ){
       if( memcmp(pre_16bytes, curr, 16)==0x00 && curr!=buff ){
          if( dump_line==0x00 ){
              at_uart_log_string("0x%08x: ", lineoff);
at_uart_log_string("* \n");
           dump_line = 0x01;
          }
           tot = tot + 16;
       goto skip_next;
       }
       dump_line = 0x00;
       at_uart_log_string("0x%08x: ", lineoff);
for( y = 0; y < 16; y++ ){
at_uart_log_