#include #include "print_helper.h" int print_ascii_tbl (FILE *stream) { for (char c = ' '; c <= '~'; c++) { if (!fprintf(stream, "%c ", c)) { return 0; } } return fprintf(stream, "\n"); } int print_for_human (FILE *stream, const unsigned char *array, const int len) { for (int i = 0; i < len; i++) { if (array[i] >= ' ' && array[i] <= '~') { if (!fprintf(stream, "%c", array[i])) { return 0; } } else { if (!fprintf(stream, "\"0x%02x\"", array[i])) { return 0; } } } return fprintf(stream, "\n");; }