- added test for appending hmac functionality

diff --git a/Source/charon/testcases/hmac_test.c b/Source/charon/testcases/hmac_test.c
index ccefb86..bb9cce0 100644 (file)
--- a/Source/charon/testcases/hmac_test.c
+++ b/Source/charon/testcases/hmac_test.c
@@ -87,13 +87,13 @@ void test_hmac_sha1(tester_t *tester)
         * data_len =      73
         * digest =        0xe8e99d0f45237d786d6bbaa7965c7808bbff1a91
         * 
-        * currently performing test 1, 2 and 7
+        * currently performing test 1, 2, 4 and 7
         */
        
-       chunk_t keys[7];
-       chunk_t data[7];
-       chunk_t digest[7];
-       chunk_t reference[7];
+       chunk_t keys[4];
+       chunk_t data[4];
+       chunk_t digest[4];
+       chunk_t reference[4];
        int i;
        
        /*
@@ -178,4 +178,42 @@ void test_hmac_sha1(tester_t *tester)
                tester->assert_false(tester, memcmp(digest[i].ptr, reference[i].ptr, 20), "hmac value");
                allocator_free(digest[i].ptr);
        }
+       
+       /*
+        * test 4 is donne in append mode
+        */     
+       u_int8_t val = 0xcd;
+
+       u_int8_t key4[] = {
+               0x01,0x02,0x03,0x04,
+               0x05,0x06,0x07,0x08,
+               0x09,0x0a,0x0b,0x0c,
+               0x0d,0x0e,0x0f,0x10,
+               0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19
+       };
+       keys[3].ptr = key4;
+       keys[3].len = sizeof(key4);
+       u_int8_t reference4[] = {
+               0x4c,0x90,0x07,0xf4,
+               0x02,0x62,0x50,0xc6,
+               0xbc,0x84,0x14,0xf9,
+               0xbf,0x50,0xc8,0x6c,
+               0x2d,0x72,0x35,0xda
+       };
+       reference[3].ptr = reference4;
+       reference[3].len = sizeof(reference4);
+       
+       hmac_t *hmac = hmac_create(HASH_SHA1);
+       hmac->set_key(hmac, keys[3]);   
+       data[3].ptr = &val;
+       data[3].len = 1;
+       for (i=0; i<49; i++)
+       {       
+               hmac->get_mac(hmac, data[3], NULL);
+       }
+       hmac->allocate_mac(hmac, data[3], &digest[3]);
+       hmac->destroy(hmac);
+       
+       tester->assert_true(tester, digest[3].len == 20, "chunk len append mode");
+       tester->assert_false(tester, memcmp(digest[3].ptr, reference[3].ptr, 20), "hmac value append mode");
 }