C/HF/chap7/ecat.c


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#include <stdio.h>
#include "xor.h"
#include "encrypt.h"

int main(int argc, char **argv)
{
	FILE *fd;
	char buf[80];

	if (argc != 2)
		return 1;

	fd = fopen(argv[1], "r");

	while (fgets(buf, 80, fd)) {
		encrypt(buf, xor64);
		printf("%s", buf);
	}

	printf("\n");
	fclose(fd);
	return 0;
}