From 10249fbb1c7dd9fef69a0d37249de95a20e2a7e4 Mon Sep 17 00:00:00 2001 From: Andreas Schneider Date: Tue, 3 Aug 2021 14:14:07 +0200 Subject: lib:crypto: Add test for samba_gnutls_aead_aes_256_cbc_hmac_sha512_encrypt() Signed-off-by: Andreas Schneider Reviewed-by: Stefan Metzmacher --- .../test_gnutls_aead_aes_256_cbc_hmac_sha512.c | 229 +++++++++++++++++++++ lib/crypto/wscript | 9 + 2 files changed, 238 insertions(+) create mode 100644 lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c (limited to 'lib/crypto') diff --git a/lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c b/lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c new file mode 100644 index 00000000000..5e83cec341a --- /dev/null +++ b/lib/crypto/tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c @@ -0,0 +1,229 @@ +/* + * Unix SMB/CIFS implementation. + * + * Copyright (C) 2021-2022 Andreas Schneider + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include +#include +#include +#include +#include + +#include + +#include "lib/replace/replace.h" +#include "lib/util/discard.h" +#include "lib/util/genrand.h" +#include "lib/util/data_blob.h" +#include "lib/util/talloc_stack.h" +#include "lib/crypto/gnutls_helpers.h" +#include "librpc/rpc/dcerpc_samr.h" + +#include +#include + +#include "lib/crypto/gnutls_aead_aes_256_cbc_hmac_sha512.c" + +/* The following hexdumps are from a Windows Server 2022 time trace */ +static const uint8_t session_key[] = { + 0x96, 0x17, 0x39, 0x9c, 0xa7, 0x54, 0x9e, 0x41, + 0xc4, 0x79, 0x71, 0x4b, 0xa0, 0x89, 0x5b, 0x0a +}; + +static const uint8_t salt_data[] = { + 0xac, 0x9c, 0xad, 0xcb, 0x66, 0xed, 0x2d, 0x05, + 0x55, 0x13, 0x18, 0xa9, 0xa5, 0x6b, 0xf9, 0x6f +}; + +static const uint8_t plaintext_data[] = { + 0x14, 0x00, 0x50, 0x00, 0x61, 0x00, 0x24, 0x00, + 0x24, 0x00, 0x77, 0x00, 0x30, 0x00, 0x72, 0x00, + 0x64, 0x00, 0x40, 0x00, 0x32, 0x00, 0xc2, 0x34, + 0x7d, 0x21, 0x79, 0x05, 0xef, 0x88, 0xd7, 0x11, + 0xec, 0xe2, 0xce, 0xb5, 0xd4, 0x4d, 0x64, 0x2d, + 0x15, 0x79, 0x01, 0x39, 0xb8, 0xb9, 0x89, 0x5c, + 0x4e, 0x71, 0xbd, 0xf0, 0x14, 0x0c, 0x87, 0x72, + 0xa5, 0xfa, 0x90, 0xbe, 0x62, 0x55, 0xad, 0x7f, + 0xe9, 0x7f, 0x0d, 0x20, 0x19, 0x3a, 0x76, 0xbe, + 0xb2, 0x14, 0x6d, 0x5b, 0x25, 0x1c, 0x67, 0x3a, + 0x23, 0x45, 0x1f, 0x7e, 0x36, 0xa0, 0x95, 0xb7, + 0xa7, 0xb1, 0x33, 0xe1, 0xc4, 0xb6, 0xe6, 0x2d, + 0xd8, 0x2f, 0xe7, 0xdf, 0x01, 0xe8, 0xba, 0x02, + 0x54, 0x36, 0xe9, 0xb6, 0x5e, 0x00, 0x52, 0x9e, + 0x64, 0x00, 0xcb, 0x3c, 0x6d, 0x05, 0x43, 0x7d, + 0x01, 0x9c, 0x22, 0x18, 0x92, 0xe7, 0xa3, 0x55, + 0x65, 0x6d, 0x2e, 0xa3, 0x53, 0x6e, 0xc0, 0x67, + 0x26, 0xac, 0xaa, 0x98, 0xa4, 0xcb, 0xb4, 0x49, + 0x13, 0x60, 0xd4, 0x33, 0x2c, 0x77, 0x58, 0x5e, + 0x50, 0x45, 0xaa, 0x1e, 0x05, 0x15, 0x18, 0x59, + 0x55, 0xca, 0x14, 0x37, 0x31, 0xac, 0x63, 0xfc, + 0x63, 0xa8, 0x2a, 0xa9, 0x99, 0xec, 0x49, 0x87, + 0x64, 0x1d, 0x4e, 0xdd, 0xa3, 0xd0, 0xdc, 0x08, + 0x00, 0x17, 0xf4, 0x2f, 0x9c, 0x4a, 0x17, 0xc7, + 0xbd, 0x30, 0xb7, 0x0e, 0x81, 0xe4, 0xd5, 0x94, + 0x31, 0xff, 0xd6, 0xcc, 0xc6, 0xbb, 0x39, 0xcd, + 0x72, 0xfe, 0xa6, 0x3d, 0x0d, 0x88, 0x68, 0x40, + 0xf8, 0x51, 0x2b, 0xe6, 0xc9, 0xaa, 0x84, 0xf3, + 0xf4, 0x6e, 0x55, 0x37, 0xbf, 0x5d, 0x87, 0xce, + 0xa6, 0x80, 0x4f, 0x8f, 0x8f, 0x7b, 0xe8, 0x30, + 0xc3, 0x2e, 0x24, 0xc7, 0x3e, 0xf1, 0x9f, 0xa6, + 0x77, 0xca, 0x04, 0xbe, 0xb5, 0xe1, 0x40, 0x59, + 0x43, 0xc5, 0x30, 0xc8, 0xe7, 0xbf, 0xab, 0xfa, + 0x86, 0x62, 0xd9, 0x3a, 0x8e, 0xa9, 0x34, 0x73, + 0x20, 0x7b, 0x61, 0x1b, 0x0e, 0xca, 0x98, 0xec, + 0xa1, 0xc1, 0x78, 0xa9, 0xa7, 0x6c, 0x8c, 0xe3, + 0x21, 0x7d, 0xb9, 0x90, 0xe2, 0x73, 0x1a, 0x99, + 0x1d, 0x44, 0xa8, 0xd5, 0x7f, 0x0a, 0x59, 0x47, + 0xd0, 0xf5, 0x6c, 0x14, 0xff, 0x4a, 0x29, 0x20, + 0xb5, 0xfc, 0xe9, 0xf0, 0xa5, 0x35, 0x9e, 0x1c, + 0xa1, 0x4c, 0xec, 0xb5, 0x7d, 0x2d, 0x27, 0xff, + 0x7a, 0x42, 0x18, 0xb8, 0x53, 0x4e, 0xfb, 0xec, + 0xb1, 0xc1, 0x65, 0x2d, 0xa4, 0x69, 0x85, 0x56, + 0x61, 0x6d, 0x21, 0x66, 0x88, 0x31, 0xdf, 0xba, + 0x28, 0xc6, 0x9a, 0xf8, 0xb7, 0xf6, 0x2a, 0x43, + 0xba, 0x9b, 0x84, 0x14, 0xce, 0xa9, 0xc9, 0xf5, + 0x85, 0x6f, 0x31, 0x89, 0x8d, 0xfc, 0x25, 0x2e, + 0x98, 0x25, 0x5a, 0x03, 0xf0, 0xb8, 0x5d, 0x4a, + 0xd4, 0x4c, 0xc8, 0x62, 0x4e, 0xeb, 0x07, 0xc8, + 0x5c, 0x9e, 0x63, 0x30, 0xfe, 0x9f, 0x0f, 0x96, + 0xd0, 0xd7, 0x70, 0xad, 0xcd, 0x84, 0xbc, 0x1e, + 0x48, 0xa0, 0x20, 0x14, 0x10, 0xa4, 0xb1, 0x5b, + 0x05, 0x36, 0x9a, 0x6d, 0xb0, 0x10, 0x98, 0xbd, + 0x8d, 0xa2, 0xd1, 0xb2, 0xfa, 0x23, 0x37, 0xeb, + 0xb0, 0x04, 0x53, 0xcb, 0xa1, 0xa9, 0xc4, 0x88, + 0xdd, 0xf9, 0x80, 0xf5, 0xa9, 0xcd, 0x7b, 0xf8, + 0x77, 0x0b, 0x19, 0x84, 0x4c, 0xef, 0x2c, 0x14, + 0xa1, 0xdc, 0x9f, 0x2f, 0x41, 0xd0, 0xd0, 0x33, + 0x29, 0x8a, 0xb9, 0x39, 0x7e, 0xc9, 0x7f, 0xe7, + 0x63, 0x64, 0xa4, 0x7b, 0x4a, 0x6a, 0x33, 0xa7, + 0xaa, 0xf6, 0xca, 0x98, 0xc4, 0x9b, 0x62, 0x5b, + 0xcd, 0x53, 0x82, 0xbf, 0xf0, 0x0b, 0x9c, 0xe7, + 0xb2, 0x44, 0x1b, 0x88, 0x71, 0x61, 0xa1, 0x36, + 0x9e, 0x7a, 0x0a, 0x3c, 0x20, 0xd8, 0xff, 0xa1, + 0x23, 0x66 +}; + +static const uint8_t expected_enc_key[] = { + 0xd9, 0xb2, 0x8b, 0xa1, 0x15, 0x74, 0xf6, 0x5a, + 0x73, 0xea, 0x82, 0xba, 0x99, 0x37, 0x54, 0x25, + 0x1b, 0x27, 0x20, 0xaa, 0xa3, 0xf7, 0xd5, 0x23, + 0x8f, 0x02, 0xe6, 0xe7, 0x21, 0x5b, 0xd2, 0xa9 +}; + +static const uint8_t expected_mac_key[] = { + 0x8a, 0x04, 0x46, 0x6d, 0x5e, 0xe6, 0x2d, 0xb8, + 0x32, 0x9e, 0xab, 0xbe, 0xa4, 0x8b, 0x3f, 0x6c, + 0x3c, 0x1c, 0xa1, 0xaa, 0xb8, 0xec, 0x9c, 0x43, + 0xbc, 0x4b, 0x91, 0x35, 0x6f, 0x3a, 0xc4, 0xe2, + 0x62, 0x9b, 0xe8, 0x12, 0x63, 0x73, 0x94, 0x2a, + 0x59, 0x47, 0xfc, 0xd8, 0x78, 0x5d, 0x6d, 0x68, + 0x1b, 0x9f, 0x35, 0x31, 0x90, 0x27, 0xc8, 0xab, + 0x88, 0x8d, 0x80, 0xad, 0x7b, 0xea, 0xcd, 0xf5 +}; + +static const uint8_t expected_auth_tag[] = { + 0x0a, 0x7a, 0xaf, 0x9e, 0xc1, 0x6e, 0x03, 0x12, + 0x51, 0x76, 0x04, 0xb2, 0x01, 0x17, 0xeb, 0x04, + 0xf3, 0xdd, 0xe3, 0xa7, 0x90, 0xfd, 0xc0, 0xca, + 0x96, 0x31, 0xbf, 0x30, 0x9e, 0xc5, 0x05, 0x5a, + 0xbc, 0xa8, 0xc1, 0xba, 0x56, 0x8f, 0x97, 0x5a, + 0x4e, 0x2a, 0x14, 0x0e, 0x4b, 0xf3, 0x6d, 0x9a, + 0x2a, 0x6e, 0xc3, 0x5e, 0x9d, 0x51, 0x0a, 0xf6, + 0xb2, 0x1b, 0xee, 0xe7, 0xf3, 0x09, 0x30, 0xc9, +}; + +static void torture_enc_key(void **state) +{ + DATA_BLOB key = data_blob_const(session_key, sizeof(session_key)); + uint8_t enc_key[32] = {0}; + NTSTATUS status; + + status = calculate_enc_key(&key, &samr_aes256_enc_key_salt, enc_key); + assert_true(NT_STATUS_IS_OK(status)); + + assert_memory_equal(expected_enc_key, enc_key, sizeof(enc_key)); +} + +static void torture_mac_key(void **state) +{ + DATA_BLOB key = data_blob_const(session_key, sizeof(session_key)); + uint8_t mac_key[64] = {0}; + NTSTATUS status; + + status = calculate_mac_key(&key, &samr_aes256_mac_key_salt, mac_key); + assert_true(NT_STATUS_IS_OK(status)); + + assert_memory_equal(expected_mac_key, mac_key, sizeof(mac_key)); +} + +static void torture_encrypt(void **state) +{ + NTSTATUS status; + TALLOC_CTX *frame = talloc_stackframe(); + DATA_BLOB cek = { + .data = discard_const_p(uint8_t, session_key), + .length = sizeof(session_key), + }; + const DATA_BLOB plaintext = { + .data = discard_const_p(uint8_t, plaintext_data), + .length = sizeof(plaintext_data), + }; + DATA_BLOB iv = { + .data = discard_const_p(uint8_t, salt_data), + .length = sizeof(salt_data), + }; + DATA_BLOB ctext; + uint8_t auth_tag[64]; + + assert_int_equal(iv.length, 16); + + status = samba_gnutls_aead_aes_256_cbc_hmac_sha512_encrypt( + frame, + &plaintext, + &cek, + &samr_aes256_enc_key_salt, + &samr_aes256_mac_key_salt, + &iv, + &ctext, + auth_tag); + assert_true(NT_STATUS_IS_OK(status)); + assert_int_equal(ctext.length, 528); + assert_non_null(ctext.data); + + assert_memory_equal(expected_auth_tag, auth_tag, sizeof(auth_tag)); + + TALLOC_FREE(frame); +} + +int main(int argc, char *argv[]) +{ + int rc; + const struct CMUnitTest tests[] = { + cmocka_unit_test(torture_enc_key), + cmocka_unit_test(torture_mac_key), + cmocka_unit_test(torture_encrypt), + }; + + if (argc == 2) { + cmocka_set_test_filter(argv[1]); + } + cmocka_set_message_output(CM_OUTPUT_SUBUNIT); + + rc = cmocka_run_group_tests(tests, NULL, NULL); + + return rc; +} diff --git a/lib/crypto/wscript b/lib/crypto/wscript index cd032f5e9c3..78927437e37 100644 --- a/lib/crypto/wscript +++ b/lib/crypto/wscript @@ -83,3 +83,12 @@ def build(bld): source='py_crypto.c', deps='gnutls talloc', realname='samba/crypto.so') + + bld.SAMBA_BINARY('test_gnutls_aead_aes_256_cbc_hmac_sha512', + source=''' + gnutls_error.c + tests/test_gnutls_aead_aes_256_cbc_hmac_sha512.c + ''', + deps='cmocka gnutls samba-util samba-errors', + local_include=False, + for_selftest=True) -- cgit v1.2.1