-
Notifications
You must be signed in to change notification settings - Fork 34
/
TECrypto.cpp
73 lines (51 loc) · 2.12 KB
/
TECrypto.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
/*
Copyright (C) 2021-Present SKALE Labs
This file is part of sgxwallet.
sgxwallet is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
sgxwallet 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with sgxwallet. If not, see <https://www.gnu.org/licenses/>.
@file TECrypto.cpp
@author Oleh Nikolaiev
@date 2021
*/
#include "leveldb/db.h"
#include <jsonrpccpp/server/connectors/httpserver.h>
#include <memory>
#include "threshold_encryption/threshold_encryption.h"
#include "SGXException.h"
#include "SGXWalletServer.h"
#include "common.h"
#include "sgxwallet.h"
#include "sgxwallet_common.h"
#include "third_party/spdlog/spdlog.h"
#include "CryptoTools.h"
#include "TECrypto.h"
#include <tools/utils.h>
vector<string> calculateDecryptionShare(const string &encryptedKeyShare,
const string &publicDecryptionValue) {
size_t sz = 0;
SAFE_UINT8_BUF(encryptedKey, BUF_LEN);
bool result =
hex2carray(encryptedKeyShare.data(), &sz, encryptedKey, BUF_LEN);
if (!result) {
BOOST_THROW_EXCEPTION(invalid_argument("Invalid hex encrypted key"));
}
SAFE_CHAR_BUF(decryptionShare, BUF_LEN)
vector<char> errMsg(BUF_LEN, 0);
int errStatus = 0;
sgx_status_t status = SGX_SUCCESS;
status = trustedGetDecryptionShare(eid, &errStatus, errMsg.data(),
encryptedKey, publicDecryptionValue.data(),
sz, decryptionShare);
HANDLE_TRUSTED_FUNCTION_ERROR(status, errStatus, errMsg.data());
auto splittedShare = libBLS::ThresholdUtils::SplitString(
std::make_shared<std::string>(decryptionShare), ":");
return *splittedShare;
}