From 1fd84c7dc70a0a6e6d8651fafa50c51dd697ae77 Mon Sep 17 00:00:00 2001
From: Benedict <benedict@0xb8000.de>
Date: Thu, 2 Feb 2017 00:32:26 +0100
Subject: added random stuff which hasn't beend added because yeah

---
 set3/task19.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 set3/task19.c

(limited to 'set3/task19.c')

diff --git a/set3/task19.c b/set3/task19.c
new file mode 100644
index 0000000..a036f4f
--- /dev/null
+++ b/set3/task19.c
@@ -0,0 +1,35 @@
+#include "../lib/lib.h"
+#include "../lib/lib2.h"
+#include "../lib/lib3.h"
+#include <time.h>
+
+#define CHALLENGE19_FILE_NR 40
+int main()
+{
+	int i;
+	char **file = malloc(sizeof(char *)*CHALLENGE19_FILE_NR);
+	int length_file[CHALLENGE19_FILE_NR];
+	int length[CHALLENGE19_FILE_NR];
+	char **plaintext= malloc(sizeof(char *)*CHALLENGE19_FILE_NR);
+	char **ciphertext= malloc(sizeof(char *)*CHALLENGE19_FILE_NR);
+	char filename[] = "./task19_data/task19_00";
+
+	char nonce[16];
+	generate_random_bytes(key, 16);
+	generate_random_bytes(nonce, 16);
+
+	for(i=0;i<CHALLENGE19_FILE_NR;i++) {
+		filename[strlen(filename)-1] = ((i % 10)+ '0');
+		filename[strlen(filename)-2] = ((i / 10) + '0');
+		length_file[i] = read_base64_file(filename, &file[i]);
+		plaintext[i] = malloc(length_file[i]);
+		length[i] = decode_base64(file[i], plaintext[i]);
+		printf("%s\n", plaintext[i]);
+		ciphertext[i] = malloc(length[i]);
+		aes_ctr(plaintext[i], length[i], ciphertext[i], key, nonce);
+	}
+
+	// let the cracking begin
+
+
+}
-- 
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