1 files changed, 21 insertions, 0 deletions
diff --git a/set1/caesar.c b/set1/caesar.c
new file mode 100644
index 0000000..b8670c5
--- /dev/null
+++ b/set1/caesar.c
@@ -0,0 +1,21 @@
+#include "lib.h"
+
+
+int main(int argc, char **argv)
+{
+	if (argc != 3) {
+		printf("Usage: %s <cleartext> <key>\n\noutput: ciphertext\n", argv[0]);
+		exit(1);
+	}
+
+	char *ciphertext = malloc(strlen(argv[1])+1);
+	char *hex_ciphertext = malloc(strlen(argv[1])*2);
+
+	xor_string(argv[1], argv[2], ciphertext, strlen(argv[2]), strlen(argv[1]));
+
+	hex_binary_to_string(ciphertext, hex_ciphertext, strlen(argv[1]));
+
+	printf("%s\n", hex_ciphertext);
+	
+	return 0;
+}