[C언어] HexaDump

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#define PRINT_MSG_HEXA(msg,size) \ {\   int i; \   unsigned char *tmp;\   printf("-----> START DUMP(%s:%d)\n", __FILE__, __LINE__);\   tmp = msg;\   for ( i=0; i<size; i++)\     printf("%02x ", *tmp++);\   printf("\n");\   printf("<----- END DUMP (%d) Bytes !!\n", size);\ }