1 files changed, 23 insertions, 0 deletions
diff --git a/C/HF/chap7/ecat.c b/C/HF/chap7/ecat.c
new file mode 100644
index 0000000..ec034e4
--- /dev/null
+++ b/C/HF/chap7/ecat.c
@@ -0,0 +1,23 @@
+#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;
+}