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crypto: add additional query accessors for cipher instances

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Adds new methods to allow querying the length of the cipher
key, block size and initialization vectors.

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2015-10-23 16:13:50 +01:00
parent 5dc42c186d
commit dd2bf9eb95
3 changed files with 95 additions and 0 deletions
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10
tests/test-crypto-cipher.c
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@ -229,6 +229,7 @@ static void test_cipher(const void *opaque)
uint8_t *key, *iv, *ciphertext, *plaintext, *outtext;
size_t nkey, niv, nciphertext, nplaintext;
char *outtexthex;
size_t ivsize, keysize, blocksize;
nkey = unhex_string(data->key, &key);
niv = unhex_string(data->iv, &iv);
@ -245,6 +246,15 @@ static void test_cipher(const void *opaque)
&error_abort);
g_assert(cipher != NULL);
keysize = qcrypto_cipher_get_key_len(data->alg);
blocksize = qcrypto_cipher_get_block_len(data->alg);
ivsize = qcrypto_cipher_get_iv_len(data->alg, data->mode);
g_assert_cmpint(keysize, ==, nkey);
g_assert_cmpint(ivsize, ==, niv);
if (niv) {
g_assert_cmpint(blocksize, ==, niv);
}
if (iv) {
g_assert(qcrypto_cipher_setiv(cipher,