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-rw-r--r--test/aes256ctr_encrypt_block.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/test/aes256ctr_encrypt_block.c b/test/aes256ctr_encrypt_block.c
new file mode 100644
index 0000000..3b384dc
--- /dev/null
+++ b/test/aes256ctr_encrypt_block.c
@@ -0,0 +1,64 @@
+/**
+ * \file
+ * \author Egor Tensin <Egor.Tensin@gmail.com>
+ * \date 2015
+ * \copyright This file is licensed under the terms of the MIT License.
+ * See LICENSE.txt for details.
+ */
+
+#include <aesni/all.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static void exit_with_usage()
+{
+ puts("Usage: aes256ctr_encrypt_block.exe KEY0 IV0 [PLAIN0...] [-- KEY1 IV1 [PLAIN1...]...]");
+ exit(EXIT_FAILURE);
+}
+
+int main(int argc, char** argv)
+{
+ for (--argc, ++argv; argc > -1; --argc, ++argv)
+ {
+ AesBlock128 plain, cipher, iv;
+ AesBlock256 key;
+ Aes256KeySchedule key_schedule;
+
+ if (argc < 2)
+ exit_with_usage();
+
+ if (parse_aes_block256(&key, *argv) != 0)
+ {
+ fprintf(stderr, "Invalid 256-bit AES block '%s'\n", *argv);
+ exit_with_usage();
+ }
+
+ if (parse_aes_block128(&iv, argv[1]) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", argv[1]);
+ exit_with_usage();
+ }
+
+ aes256_expand_key_schedule(&key, &key_schedule);
+
+ int ctr = 0;
+
+ for (argc -= 2, argv += 2; argc > 0; --argc, ++argv)
+ {
+ if (strcmp("--", *argv) == 0)
+ break;
+
+ if (parse_aes_block128(&plain, *argv) != 0)
+ {
+ fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv);
+ continue;
+ }
+ cipher = aes256ctr_encrypt_block(plain, &key_schedule, iv, ctr++);
+ print_aes_block128(&cipher);
+ }
+ }
+
+ return 0;
+}