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authorDaniel P. Berrange <berrange@redhat.com>2016-02-11 14:05:21 +0000
committerDaniel P. Berrange <berrange@redhat.com>2016-03-17 14:41:15 +0000
commiteaec903c5b830ed9d9610ba72072b97763c2f996 (patch)
treeec12b0ae205a401562ad92ada361c31a7a5cf6df /tests/test-crypto-cipher.c
parente3ba0b67014b9fa15239f99bfcc227200e89024b (diff)
downloadqemu-eaec903c5b830ed9d9610ba72072b97763c2f996.tar.gz
crypto: wire up XTS mode for cipher APIs
Introduce 'XTS' as a permitted mode for the cipher APIs. With XTS the key provided must be twice the size of the key normally required for any given algorithm. This is because the key will be split into two pieces for use in XTS mode. Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Diffstat (limited to 'tests/test-crypto-cipher.c')
-rw-r--r--tests/test-crypto-cipher.c134
1 files changed, 133 insertions, 1 deletions
diff --git a/tests/test-crypto-cipher.c b/tests/test-crypto-cipher.c
index f18bcaa1d4..e52b741f87 100644
--- a/tests/test-crypto-cipher.c
+++ b/tests/test-crypto-cipher.c
@@ -242,6 +242,134 @@ static QCryptoCipherTestData test_data[] = {
.plaintext = "90afe91bb288544f2c32dc239b2635e6",
.ciphertext = "6cb4561c40bf0a9705931cb6d408e7fa",
},
+ {
+ /* #1 32 byte key, 32 byte PTX */
+ .path = "/crypto/cipher/aes-xts-128-1",
+ .alg = QCRYPTO_CIPHER_ALG_AES_128,
+ .mode = QCRYPTO_CIPHER_MODE_XTS,
+ .key =
+ "00000000000000000000000000000000"
+ "00000000000000000000000000000000",
+ .iv =
+ "00000000000000000000000000000000",
+ .plaintext =
+ "00000000000000000000000000000000"
+ "00000000000000000000000000000000",
+ .ciphertext =
+ "917cf69ebd68b2ec9b9fe9a3eadda692"
+ "cd43d2f59598ed858c02c2652fbf922e",
+ },
+ {
+ /* #2, 32 byte key, 32 byte PTX */
+ .path = "/crypto/cipher/aes-xts-128-2",
+ .alg = QCRYPTO_CIPHER_ALG_AES_128,
+ .mode = QCRYPTO_CIPHER_MODE_XTS,
+ .key =
+ "11111111111111111111111111111111"
+ "22222222222222222222222222222222",
+ .iv =
+ "33333333330000000000000000000000",
+ .plaintext =
+ "44444444444444444444444444444444"
+ "44444444444444444444444444444444",
+ .ciphertext =
+ "c454185e6a16936e39334038acef838b"
+ "fb186fff7480adc4289382ecd6d394f0",
+ },
+ {
+ /* #5 from xts.7, 32 byte key, 32 byte PTX */
+ .path = "/crypto/cipher/aes-xts-128-3",
+ .alg = QCRYPTO_CIPHER_ALG_AES_128,
+ .mode = QCRYPTO_CIPHER_MODE_XTS,
+ .key =
+ "fffefdfcfbfaf9f8f7f6f5f4f3f2f1f0"
+ "bfbebdbcbbbab9b8b7b6b5b4b3b2b1b0",
+ .iv =
+ "9a785634120000000000000000000000",
+ .plaintext =
+ "44444444444444444444444444444444"
+ "44444444444444444444444444444444",
+ .ciphertext =
+ "b01f86f8edc1863706fa8a4253e34f28"
+ "af319de38334870f4dd1f94cbe9832f1",
+ },
+ {
+ /* #4, 32 byte key, 512 byte PTX */
+ .path = "/crypto/cipher/aes-xts-128-4",
+ .alg = QCRYPTO_CIPHER_ALG_AES_128,
+ .mode = QCRYPTO_CIPHER_MODE_XTS,
+ .key =
+ "27182818284590452353602874713526"
+ "31415926535897932384626433832795",
+ .iv =
+ "00000000000000000000000000000000",
+ .plaintext =
+ "000102030405060708090a0b0c0d0e0f"
+ "101112131415161718191a1b1c1d1e1f"
+ "202122232425262728292a2b2c2d2e2f"
+ "303132333435363738393a3b3c3d3e3f"
+ "404142434445464748494a4b4c4d4e4f"
+ "505152535455565758595a5b5c5d5e5f"
+ "606162636465666768696a6b6c6d6e6f"
+ "707172737475767778797a7b7c7d7e7f"
+ "808182838485868788898a8b8c8d8e8f"
+ "909192939495969798999a9b9c9d9e9f"
+ "a0a1a2a3a4a5a6a7a8a9aaabacadaeaf"
+ "b0b1b2b3b4b5b6b7b8b9babbbcbdbebf"
+ "c0c1c2c3c4c5c6c7c8c9cacbcccdcecf"
+ "d0d1d2d3d4d5d6d7d8d9dadbdcdddedf"
+ "e0e1e2e3e4e5e6e7e8e9eaebecedeeef"
+ "f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff"
+ "000102030405060708090a0b0c0d0e0f"
+ "101112131415161718191a1b1c1d1e1f"
+ "202122232425262728292a2b2c2d2e2f"
+ "303132333435363738393a3b3c3d3e3f"
+ "404142434445464748494a4b4c4d4e4f"
+ "505152535455565758595a5b5c5d5e5f"
+ "606162636465666768696a6b6c6d6e6f"
+ "707172737475767778797a7b7c7d7e7f"
+ "808182838485868788898a8b8c8d8e8f"
+ "909192939495969798999a9b9c9d9e9f"
+ "a0a1a2a3a4a5a6a7a8a9aaabacadaeaf"
+ "b0b1b2b3b4b5b6b7b8b9babbbcbdbebf"
+ "c0c1c2c3c4c5c6c7c8c9cacbcccdcecf"
+ "d0d1d2d3d4d5d6d7d8d9dadbdcdddedf"
+ "e0e1e2e3e4e5e6e7e8e9eaebecedeeef"
+ "f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff",
+ .ciphertext =
+ "27a7479befa1d476489f308cd4cfa6e2"
+ "a96e4bbe3208ff25287dd3819616e89c"
+ "c78cf7f5e543445f8333d8fa7f560000"
+ "05279fa5d8b5e4ad40e736ddb4d35412"
+ "328063fd2aab53e5ea1e0a9f332500a5"
+ "df9487d07a5c92cc512c8866c7e860ce"
+ "93fdf166a24912b422976146ae20ce84"
+ "6bb7dc9ba94a767aaef20c0d61ad0265"
+ "5ea92dc4c4e41a8952c651d33174be51"
+ "a10c421110e6d81588ede82103a252d8"
+ "a750e8768defffed9122810aaeb99f91"
+ "72af82b604dc4b8e51bcb08235a6f434"
+ "1332e4ca60482a4ba1a03b3e65008fc5"
+ "da76b70bf1690db4eae29c5f1badd03c"
+ "5ccf2a55d705ddcd86d449511ceb7ec3"
+ "0bf12b1fa35b913f9f747a8afd1b130e"
+ "94bff94effd01a91735ca1726acd0b19"
+ "7c4e5b03393697e126826fb6bbde8ecc"
+ "1e08298516e2c9ed03ff3c1b7860f6de"
+ "76d4cecd94c8119855ef5297ca67e9f3"
+ "e7ff72b1e99785ca0a7e7720c5b36dc6"
+ "d72cac9574c8cbbc2f801e23e56fd344"
+ "b07f22154beba0f08ce8891e643ed995"
+ "c94d9a69c9f1b5f499027a78572aeebd"
+ "74d20cc39881c213ee770b1010e4bea7"
+ "18846977ae119f7a023ab58cca0ad752"
+ "afe656bb3c17256a9f6e9bf19fdd5a38"
+ "fc82bbe872c5539edb609ef4f79c203e"
+ "bb140f2e583cb2ad15b4aa5b655016a8"
+ "449277dbd477ef2c8d6c017db738b18d"
+ "eb4a427d1923ce3ff262735779a418f2"
+ "0a282df920147beabe421ee5319d0568",
+ },
};
@@ -328,7 +456,11 @@ static void test_cipher(const void *opaque)
blocksize = qcrypto_cipher_get_block_len(data->alg);
ivsize = qcrypto_cipher_get_iv_len(data->alg, data->mode);
- g_assert_cmpint(keysize, ==, nkey);
+ if (data->mode == QCRYPTO_CIPHER_MODE_XTS) {
+ g_assert_cmpint(keysize * 2, ==, nkey);
+ } else {
+ g_assert_cmpint(keysize, ==, nkey);
+ }
g_assert_cmpint(ivsize, ==, niv);
if (niv) {
g_assert_cmpint(blocksize, ==, niv);