174 lines
5.5 KiB
C
174 lines
5.5 KiB
C
/*
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* QEMU Crypto IV generator algorithms
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*
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* Copyright (c) 2015-2016 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "qemu/osdep.h"
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#include "qapi/error.h"
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#include "crypto/ivgen.h"
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struct QCryptoIVGenTestData {
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const char *path;
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uint64_t sector;
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QCryptoIVGenAlgorithm ivalg;
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QCryptoHashAlgorithm hashalg;
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QCryptoCipherAlgorithm cipheralg;
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const uint8_t *key;
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size_t nkey;
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const uint8_t *iv;
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size_t niv;
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} test_data[] = {
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/* Small */
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{
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"/crypto/ivgen/plain/1",
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.sector = 0x1,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN,
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.iv = (const uint8_t *)"\x01\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* Big ! */
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{
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"/crypto/ivgen/plain/1f2e3d4c",
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.sector = 0x1f2e3d4cULL,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN,
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.iv = (const uint8_t *)"\x4c\x3d\x2e\x1f\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* Truncation */
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{
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"/crypto/ivgen/plain/1f2e3d4c5b6a7988",
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.sector = 0x1f2e3d4c5b6a7988ULL,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN,
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.iv = (const uint8_t *)"\x88\x79\x6a\x5b\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* Small */
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{
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"/crypto/ivgen/plain64/1",
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.sector = 0x1,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN64,
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.iv = (const uint8_t *)"\x01\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* Big ! */
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{
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"/crypto/ivgen/plain64/1f2e3d4c",
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.sector = 0x1f2e3d4cULL,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN64,
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.iv = (const uint8_t *)"\x4c\x3d\x2e\x1f\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* No Truncation */
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{
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"/crypto/ivgen/plain64/1f2e3d4c5b6a7988",
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.sector = 0x1f2e3d4c5b6a7988ULL,
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.ivalg = QCRYPTO_IVGEN_ALG_PLAIN64,
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.iv = (const uint8_t *)"\x88\x79\x6a\x5b\x4c\x3d\x2e\x1f"
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"\x00\x00\x00\x00\x00\x00\x00\x00",
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.niv = 16,
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},
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/* Small */
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{
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"/crypto/ivgen/essiv/1",
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.sector = 0x1,
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.ivalg = QCRYPTO_IVGEN_ALG_ESSIV,
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.cipheralg = QCRYPTO_CIPHER_ALG_AES_128,
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.hashalg = QCRYPTO_HASH_ALG_SHA256,
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.key = (const uint8_t *)"\x00\x01\x02\x03\x04\x05\x06\x07"
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"\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f",
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.nkey = 16,
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.iv = (const uint8_t *)"\xd4\x83\x71\xb2\xa1\x94\x53\x88"
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"\x1c\x7a\x2d\06\x2d\x0b\x65\x46",
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.niv = 16,
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},
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/* Big ! */
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{
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"/crypto/ivgen/essiv/1f2e3d4c",
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.sector = 0x1f2e3d4cULL,
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.ivalg = QCRYPTO_IVGEN_ALG_ESSIV,
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.cipheralg = QCRYPTO_CIPHER_ALG_AES_128,
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.hashalg = QCRYPTO_HASH_ALG_SHA256,
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.key = (const uint8_t *)"\x00\x01\x02\x03\x04\x05\x06\x07"
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"\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f",
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.nkey = 16,
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.iv = (const uint8_t *)"\x5d\x36\x09\x5d\xc6\x9e\x5e\xe9"
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"\xe3\x02\x8d\xd8\x7a\x3d\xe7\x8f",
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.niv = 16,
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},
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/* No Truncation */
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{
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"/crypto/ivgen/essiv/1f2e3d4c5b6a7988",
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.sector = 0x1f2e3d4c5b6a7988ULL,
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.ivalg = QCRYPTO_IVGEN_ALG_ESSIV,
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.cipheralg = QCRYPTO_CIPHER_ALG_AES_128,
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.hashalg = QCRYPTO_HASH_ALG_SHA256,
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.key = (const uint8_t *)"\x00\x01\x02\x03\x04\x05\x06\x07"
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"\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f",
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.nkey = 16,
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.iv = (const uint8_t *)"\x58\xbb\x81\x94\x51\x83\x23\x23"
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"\x7a\x08\x93\xa9\xdc\xd2\xd9\xab",
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.niv = 16,
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},
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};
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static void test_ivgen(const void *opaque)
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{
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const struct QCryptoIVGenTestData *data = opaque;
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uint8_t *iv = g_new0(uint8_t, data->niv);
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QCryptoIVGen *ivgen = qcrypto_ivgen_new(
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data->ivalg,
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data->cipheralg,
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data->hashalg,
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data->key,
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data->nkey,
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&error_abort);
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qcrypto_ivgen_calculate(ivgen,
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data->sector,
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iv,
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data->niv,
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&error_abort);
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g_assert(memcmp(iv, data->iv, data->niv) == 0);
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qcrypto_ivgen_free(ivgen);
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g_free(iv);
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}
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int main(int argc, char **argv)
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{
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size_t i;
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g_test_init(&argc, &argv, NULL);
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for (i = 0; i < G_N_ELEMENTS(test_data); i++) {
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if (test_data[i].ivalg == QCRYPTO_IVGEN_ALG_ESSIV &&
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!qcrypto_hash_supports(test_data[i].hashalg)) {
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continue;
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}
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g_test_add_data_func(test_data[i].path,
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&(test_data[i]),
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test_ivgen);
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}
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return g_test_run();
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}
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