- initial import

git-svn-id: http://moon:8086/svn/mips@1 a8ebac50-d88d-4704-bea3-6648445a41b3

src/demo.c

@@ -0,0 +1,67 @@
+/*
+*   Byte-oriented AES-256 implementation.
+*   All lookup tables replaced with 'on the fly' calculations.
+*
+*   Copyright (c) 2007 Ilya O. Levin, http://www.literatecode.com
+*
+*   Permission to use, copy, modify, and distribute this software for any
+*   purpose with or without fee is hereby granted, provided that the above
+*   copyright notice and this permission notice appear in all copies.
+*
+*   THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+*   WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+*   MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+*   ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+*   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+*   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+*   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include <sys/times.h>
+#include <sys/time.h>
+#include "aes256.h"
+
+#define DUMP(s, i, buf, sz)  {printf(s);                   \
+                              for (i = 0; i < (sz);i++)    \
+                                  printf("%02x ", buf[i]); \
+                              printf("\n");}
+
+
+int main (int argc, char *argv[])
+{
+    aes256_context ctx;
+    uint8_t key[32];
+    uint8_t buf[16], i;
+	long start, end, j;
+
+    /* put a test vector */
+    for (i = 0; i < sizeof(buf);i++) buf[i] = i * 16 + i;
+    for (i = 0; i < sizeof(key);i++) key[i] = i;
+
+    DUMP("txt: ", i, buf, sizeof(buf));
+    DUMP("key: ", i, key, sizeof(key));
+    printf("---\n");
+
+    aes256_init(&ctx, key);
+	start = clock();
+	for (j=0; j < 1000; j++)
+	{
+	    aes256_encrypt_ecb(&ctx, buf);
+  	}
+	end = clock();
+
+	printf("Speed %f blocks/s\n", (float)j/((float)(end-start)/CLOCKS_PER_SEC));
+
+    DUMP("enc: ", i, buf, sizeof(buf));
+    printf("tst: 8e a2 b7 ca 51 67 45 bf ea fc 49 90 4b 49 60 89\n");
+
+    aes256_init(&ctx, key);
+    aes256_decrypt_ecb(&ctx, buf);
+    DUMP("dec: ", i, buf, sizeof(buf));
+
+    aes256_done(&ctx);
+
+    return 0;
+} /* main */