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34 lines (27 sloc) 710 Bytes
/* Copyright (c) 2015 Ryan Castellucci, All Rights Reserved */
#include <stdlib.h>
#include <stdio.h>
#include "hex.h"
int main(int argc, char **argv) {
char *line = NULL;
size_t line_sz = 0, buf_sz = 2;
ssize_t line_read;
unsigned char *buf = malloc(buf_sz);
if (argc > 1) {
fprintf(stderr, "Usage: %s\n", argv[0]);
return 1;
}
while ((line_read = getline(&line, &line_sz, stdin)) > 0) {
while (line_sz * 2 > buf_sz) {
buf_sz *= 2;
buf = realloc(buf, buf_sz);
}
if (buf == NULL) {
fprintf(stderr, "memory error\n");
return 1;
}
printf("%s\n", hex(line, line_read - 1, buf, buf_sz));
}
return 0;
}
/* vim: set ts=2 sw=2 et ai si: */