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lib:crypto: Add test for samba_gnutls_aead_aes_256_cbc_hmac_sha512_encrypt()
Signed-off-by: Andreas Schneider <asn@samba.org> Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Andreas Schneider
Andreas Schneider
parent
e42ebd22e9
commit
10249fbb1c
229
lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c
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229
lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c
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@ -0,0 +1,229 @@
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/*
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* Unix SMB/CIFS implementation.
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*
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* Copyright (C) 2021-2022 Andreas Schneider <asn@samba.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <setjmp.h>
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#include <cmocka.h>
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#include <talloc.h>
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#include "lib/replace/replace.h"
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#include "lib/util/discard.h"
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#include "lib/util/genrand.h"
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#include "lib/util/data_blob.h"
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#include "lib/util/talloc_stack.h"
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#include "lib/crypto/gnutls_helpers.h"
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#include "librpc/rpc/dcerpc_samr.h"
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#include <gnutls/gnutls.h>
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#include <gnutls/crypto.h>
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#include "lib/crypto/gnutls_aead_aes_256_cbc_hmac_sha512.c"
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/* The following hexdumps are from a Windows Server 2022 time trace */
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static const uint8_t session_key[] = {
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0x96, 0x17, 0x39, 0x9c, 0xa7, 0x54, 0x9e, 0x41,
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0xc4, 0x79, 0x71, 0x4b, 0xa0, 0x89, 0x5b, 0x0a
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};
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static const uint8_t salt_data[] = {
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0xac, 0x9c, 0xad, 0xcb, 0x66, 0xed, 0x2d, 0x05,
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0x55, 0x13, 0x18, 0xa9, 0xa5, 0x6b, 0xf9, 0x6f
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};
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static const uint8_t plaintext_data[] = {
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0x14, 0x00, 0x50, 0x00, 0x61, 0x00, 0x24, 0x00,
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0x24, 0x00, 0x77, 0x00, 0x30, 0x00, 0x72, 0x00,
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0x64, 0x00, 0x40, 0x00, 0x32, 0x00, 0xc2, 0x34,
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0x7d, 0x21, 0x79, 0x05, 0xef, 0x88, 0xd7, 0x11,
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0xec, 0xe2, 0xce, 0xb5, 0xd4, 0x4d, 0x64, 0x2d,
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0x15, 0x79, 0x01, 0x39, 0xb8, 0xb9, 0x89, 0x5c,
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0x4e, 0x71, 0xbd, 0xf0, 0x14, 0x0c, 0x87, 0x72,
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0xa5, 0xfa, 0x90, 0xbe, 0x62, 0x55, 0xad, 0x7f,
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0xe9, 0x7f, 0x0d, 0x20, 0x19, 0x3a, 0x76, 0xbe,
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0xb2, 0x14, 0x6d, 0x5b, 0x25, 0x1c, 0x67, 0x3a,
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0x23, 0x45, 0x1f, 0x7e, 0x36, 0xa0, 0x95, 0xb7,
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0xa7, 0xb1, 0x33, 0xe1, 0xc4, 0xb6, 0xe6, 0x2d,
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0xd8, 0x2f, 0xe7, 0xdf, 0x01, 0xe8, 0xba, 0x02,
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0x54, 0x36, 0xe9, 0xb6, 0x5e, 0x00, 0x52, 0x9e,
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0x64, 0x00, 0xcb, 0x3c, 0x6d, 0x05, 0x43, 0x7d,
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0x01, 0x9c, 0x22, 0x18, 0x92, 0xe7, 0xa3, 0x55,
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0x65, 0x6d, 0x2e, 0xa3, 0x53, 0x6e, 0xc0, 0x67,
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0x26, 0xac, 0xaa, 0x98, 0xa4, 0xcb, 0xb4, 0x49,
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0x13, 0x60, 0xd4, 0x33, 0x2c, 0x77, 0x58, 0x5e,
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0x50, 0x45, 0xaa, 0x1e, 0x05, 0x15, 0x18, 0x59,
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0x55, 0xca, 0x14, 0x37, 0x31, 0xac, 0x63, 0xfc,
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0x63, 0xa8, 0x2a, 0xa9, 0x99, 0xec, 0x49, 0x87,
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0x64, 0x1d, 0x4e, 0xdd, 0xa3, 0xd0, 0xdc, 0x08,
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0x00, 0x17, 0xf4, 0x2f, 0x9c, 0x4a, 0x17, 0xc7,
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0xbd, 0x30, 0xb7, 0x0e, 0x81, 0xe4, 0xd5, 0x94,
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0x31, 0xff, 0xd6, 0xcc, 0xc6, 0xbb, 0x39, 0xcd,
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0x72, 0xfe, 0xa6, 0x3d, 0x0d, 0x88, 0x68, 0x40,
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0xf8, 0x51, 0x2b, 0xe6, 0xc9, 0xaa, 0x84, 0xf3,
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0xf4, 0x6e, 0x55, 0x37, 0xbf, 0x5d, 0x87, 0xce,
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0xa6, 0x80, 0x4f, 0x8f, 0x8f, 0x7b, 0xe8, 0x30,
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0xc3, 0x2e, 0x24, 0xc7, 0x3e, 0xf1, 0x9f, 0xa6,
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0x77, 0xca, 0x04, 0xbe, 0xb5, 0xe1, 0x40, 0x59,
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0x43, 0xc5, 0x30, 0xc8, 0xe7, 0xbf, 0xab, 0xfa,
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0x86, 0x62, 0xd9, 0x3a, 0x8e, 0xa9, 0x34, 0x73,
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0x20, 0x7b, 0x61, 0x1b, 0x0e, 0xca, 0x98, 0xec,
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0xa1, 0xc1, 0x78, 0xa9, 0xa7, 0x6c, 0x8c, 0xe3,
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0x21, 0x7d, 0xb9, 0x90, 0xe2, 0x73, 0x1a, 0x99,
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0x1d, 0x44, 0xa8, 0xd5, 0x7f, 0x0a, 0x59, 0x47,
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0xd0, 0xf5, 0x6c, 0x14, 0xff, 0x4a, 0x29, 0x20,
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0xb5, 0xfc, 0xe9, 0xf0, 0xa5, 0x35, 0x9e, 0x1c,
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0xa1, 0x4c, 0xec, 0xb5, 0x7d, 0x2d, 0x27, 0xff,
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0x7a, 0x42, 0x18, 0xb8, 0x53, 0x4e, 0xfb, 0xec,
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0xb1, 0xc1, 0x65, 0x2d, 0xa4, 0x69, 0x85, 0x56,
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0x61, 0x6d, 0x21, 0x66, 0x88, 0x31, 0xdf, 0xba,
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0x28, 0xc6, 0x9a, 0xf8, 0xb7, 0xf6, 0x2a, 0x43,
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0xba, 0x9b, 0x84, 0x14, 0xce, 0xa9, 0xc9, 0xf5,
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0x85, 0x6f, 0x31, 0x89, 0x8d, 0xfc, 0x25, 0x2e,
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0x98, 0x25, 0x5a, 0x03, 0xf0, 0xb8, 0x5d, 0x4a,
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0xd4, 0x4c, 0xc8, 0x62, 0x4e, 0xeb, 0x07, 0xc8,
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0x5c, 0x9e, 0x63, 0x30, 0xfe, 0x9f, 0x0f, 0x96,
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0xd0, 0xd7, 0x70, 0xad, 0xcd, 0x84, 0xbc, 0x1e,
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0x48, 0xa0, 0x20, 0x14, 0x10, 0xa4, 0xb1, 0x5b,
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0x05, 0x36, 0x9a, 0x6d, 0xb0, 0x10, 0x98, 0xbd,
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0x8d, 0xa2, 0xd1, 0xb2, 0xfa, 0x23, 0x37, 0xeb,
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0xb0, 0x04, 0x53, 0xcb, 0xa1, 0xa9, 0xc4, 0x88,
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0xdd, 0xf9, 0x80, 0xf5, 0xa9, 0xcd, 0x7b, 0xf8,
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0x77, 0x0b, 0x19, 0x84, 0x4c, 0xef, 0x2c, 0x14,
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0xa1, 0xdc, 0x9f, 0x2f, 0x41, 0xd0, 0xd0, 0x33,
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0x29, 0x8a, 0xb9, 0x39, 0x7e, 0xc9, 0x7f, 0xe7,
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0x63, 0x64, 0xa4, 0x7b, 0x4a, 0x6a, 0x33, 0xa7,
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0xaa, 0xf6, 0xca, 0x98, 0xc4, 0x9b, 0x62, 0x5b,
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0xcd, 0x53, 0x82, 0xbf, 0xf0, 0x0b, 0x9c, 0xe7,
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0xb2, 0x44, 0x1b, 0x88, 0x71, 0x61, 0xa1, 0x36,
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0x9e, 0x7a, 0x0a, 0x3c, 0x20, 0xd8, 0xff, 0xa1,
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0x23, 0x66
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};
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static const uint8_t expected_enc_key[] = {
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0xd9, 0xb2, 0x8b, 0xa1, 0x15, 0x74, 0xf6, 0x5a,
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0x73, 0xea, 0x82, 0xba, 0x99, 0x37, 0x54, 0x25,
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0x1b, 0x27, 0x20, 0xaa, 0xa3, 0xf7, 0xd5, 0x23,
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0x8f, 0x02, 0xe6, 0xe7, 0x21, 0x5b, 0xd2, 0xa9
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};
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static const uint8_t expected_mac_key[] = {
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0x8a, 0x04, 0x46, 0x6d, 0x5e, 0xe6, 0x2d, 0xb8,
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0x32, 0x9e, 0xab, 0xbe, 0xa4, 0x8b, 0x3f, 0x6c,
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0x3c, 0x1c, 0xa1, 0xaa, 0xb8, 0xec, 0x9c, 0x43,
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0xbc, 0x4b, 0x91, 0x35, 0x6f, 0x3a, 0xc4, 0xe2,
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0x62, 0x9b, 0xe8, 0x12, 0x63, 0x73, 0x94, 0x2a,
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0x59, 0x47, 0xfc, 0xd8, 0x78, 0x5d, 0x6d, 0x68,
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0x1b, 0x9f, 0x35, 0x31, 0x90, 0x27, 0xc8, 0xab,
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0x88, 0x8d, 0x80, 0xad, 0x7b, 0xea, 0xcd, 0xf5
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};
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static const uint8_t expected_auth_tag[] = {
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0x0a, 0x7a, 0xaf, 0x9e, 0xc1, 0x6e, 0x03, 0x12,
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0x51, 0x76, 0x04, 0xb2, 0x01, 0x17, 0xeb, 0x04,
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0xf3, 0xdd, 0xe3, 0xa7, 0x90, 0xfd, 0xc0, 0xca,
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0x96, 0x31, 0xbf, 0x30, 0x9e, 0xc5, 0x05, 0x5a,
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0xbc, 0xa8, 0xc1, 0xba, 0x56, 0x8f, 0x97, 0x5a,
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0x4e, 0x2a, 0x14, 0x0e, 0x4b, 0xf3, 0x6d, 0x9a,
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0x2a, 0x6e, 0xc3, 0x5e, 0x9d, 0x51, 0x0a, 0xf6,
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0xb2, 0x1b, 0xee, 0xe7, 0xf3, 0x09, 0x30, 0xc9,
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};
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static void torture_enc_key(void **state)
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{
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DATA_BLOB key = data_blob_const(session_key, sizeof(session_key));
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uint8_t enc_key[32] = {0};
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NTSTATUS status;
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status = calculate_enc_key(&key, &samr_aes256_enc_key_salt, enc_key);
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assert_true(NT_STATUS_IS_OK(status));
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assert_memory_equal(expected_enc_key, enc_key, sizeof(enc_key));
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}
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static void torture_mac_key(void **state)
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{
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DATA_BLOB key = data_blob_const(session_key, sizeof(session_key));
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uint8_t mac_key[64] = {0};
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NTSTATUS status;
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status = calculate_mac_key(&key, &samr_aes256_mac_key_salt, mac_key);
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assert_true(NT_STATUS_IS_OK(status));
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assert_memory_equal(expected_mac_key, mac_key, sizeof(mac_key));
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}
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static void torture_encrypt(void **state)
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{
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NTSTATUS status;
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TALLOC_CTX *frame = talloc_stackframe();
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DATA_BLOB cek = {
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.data = discard_const_p(uint8_t, session_key),
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.length = sizeof(session_key),
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};
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const DATA_BLOB plaintext = {
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.data = discard_const_p(uint8_t, plaintext_data),
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.length = sizeof(plaintext_data),
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};
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DATA_BLOB iv = {
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.data = discard_const_p(uint8_t, salt_data),
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.length = sizeof(salt_data),
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};
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DATA_BLOB ctext;
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uint8_t auth_tag[64];
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assert_int_equal(iv.length, 16);
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status = samba_gnutls_aead_aes_256_cbc_hmac_sha512_encrypt(
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frame,
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&plaintext,
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&cek,
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&samr_aes256_enc_key_salt,
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&samr_aes256_mac_key_salt,
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&iv,
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&ctext,
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auth_tag);
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assert_true(NT_STATUS_IS_OK(status));
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assert_int_equal(ctext.length, 528);
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assert_non_null(ctext.data);
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assert_memory_equal(expected_auth_tag, auth_tag, sizeof(auth_tag));
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TALLOC_FREE(frame);
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}
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int main(int argc, char *argv[])
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{
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int rc;
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const struct CMUnitTest tests[] = {
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cmocka_unit_test(torture_enc_key),
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cmocka_unit_test(torture_mac_key),
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cmocka_unit_test(torture_encrypt),
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};
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if (argc == 2) {
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cmocka_set_test_filter(argv[1]);
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}
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cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
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rc = cmocka_run_group_tests(tests, NULL, NULL);
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return rc;
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}
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@ -83,3 +83,12 @@ def build(bld):
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source='py_crypto.c',
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deps='gnutls talloc',
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realname='samba/crypto.so')
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bld.SAMBA_BINARY('test_gnutls_aead_aes_256_cbc_hmac_sha512',
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source='''
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gnutls_error.c
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tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c
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''',
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deps='cmocka gnutls samba-util samba-errors',
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local_include=False,
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for_selftest=True)
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@ -461,3 +461,5 @@ plantestsuite("samba.unittests.tsocket_bsd_addr", "none",
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[os.path.join(bindir(), "default/lib/tsocket/test_tsocket_bsd_addr")])
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plantestsuite("samba.unittests.adouble", "none",
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[os.path.join(bindir(), "test_adouble")])
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plantestsuite("samba.unittests.gnutls_aead_aes_256_cbc_hmac_sha512", "none",
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[os.path.join(bindir(), "test_gnutls_aead_aes_256_cbc_hmac_sha512")])
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