diff omac_test.c @ 0:d7da3b1e1540 libtomcrypt

put back the 0.95 makefile which was inadvertently merged over
author Matt Johnston <matt@ucc.asn.au>
date Mon, 31 May 2004 18:21:40 +0000
parents
children 5d99163f7e32
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/omac_test.c	Mon May 31 18:21:40 2004 +0000
@@ -0,0 +1,95 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, [email protected], http://libtomcrypt.org
+ */
+/* OMAC1 Support by Tom St Denis (for 64 and 128 bit block ciphers only) */
+#include "mycrypt.h"
+
+#ifdef OMAC
+
+int omac_test(void)
+{
+#if !defined(LTC_TEST)
+    return CRYPT_NOP;
+#else
+    static const struct { 
+        int keylen, msglen;
+        unsigned char key[16], msg[64], tag[16];
+    } tests[] = {
+    { 16, 0,
+      { 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 
+        0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c },
+      { 0x00 },
+      { 0xbb, 0x1d, 0x69, 0x29, 0xe9, 0x59, 0x37, 0x28,
+        0x7f, 0xa3, 0x7d, 0x12, 0x9b, 0x75, 0x67, 0x46 }
+    },
+    { 16, 16, 
+      { 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 
+        0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c },
+      { 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96,
+        0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a },
+      { 0x07, 0x0a, 0x16, 0xb4, 0x6b, 0x4d, 0x41, 0x44, 
+        0xf7, 0x9b, 0xdd, 0x9d, 0xd0, 0x4a, 0x28, 0x7c }
+    },
+    { 16, 40, 
+      { 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 
+        0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c },
+      { 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96,
+        0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a,
+        0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 
+        0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51,
+        0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11 },
+      { 0xdf, 0xa6, 0x67, 0x47, 0xde, 0x9a, 0xe6, 0x30,
+        0x30, 0xca, 0x32, 0x61, 0x14, 0x97, 0xc8, 0x27 }
+    },
+    { 16, 64, 
+      { 0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 
+        0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c },
+      { 0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96,
+        0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a,
+        0xae, 0x2d, 0x8a, 0x57, 0x1e, 0x03, 0xac, 0x9c, 
+        0x9e, 0xb7, 0x6f, 0xac, 0x45, 0xaf, 0x8e, 0x51,
+        0x30, 0xc8, 0x1c, 0x46, 0xa3, 0x5c, 0xe4, 0x11,
+        0xe5, 0xfb, 0xc1, 0x19, 0x1a, 0x0a, 0x52, 0xef,
+        0xf6, 0x9f, 0x24, 0x45, 0xdf, 0x4f, 0x9b, 0x17,
+        0xad, 0x2b, 0x41, 0x7b, 0xe6, 0x6c, 0x37, 0x10 },
+      { 0x51, 0xf0, 0xbe, 0xbf, 0x7e, 0x3b, 0x9d, 0x92, 
+        0xfc, 0x49, 0x74, 0x17, 0x79, 0x36, 0x3c, 0xfe }
+    }
+
+    };
+    unsigned char out[16];
+    int x, y, err, idx;
+    unsigned long len;
+
+
+    /* AES can be under rijndael or aes... try to find it */ 
+    if ((idx = find_cipher("aes")) == -1) {
+       if ((idx = find_cipher("rijndael")) == -1) {
+          return CRYPT_NOP;
+       }
+    }
+
+    for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) {
+       len = sizeof(out); 
+       if ((err = omac_memory(idx, tests[x].key, tests[x].keylen, tests[x].msg, tests[x].msglen, out, &len)) != CRYPT_OK) {
+          return err;
+       }
+
+       if (memcmp(out, tests[x].tag, 16) != 0) {
+          printf("\n\nTag: ");
+          for (y = 0; y < 16; y++) printf("%02x", out[y]); printf("\n\n");
+          return CRYPT_FAIL_TESTVECTOR;
+       }
+    }
+    return CRYPT_OK;
+#endif
+}   
+
+#endif