dash/src/messagesigner.h
Konstantin Akimov 097a8e7196
non-scripted-diff: bump copyright year to 2023
that's a result of:
contrib/devtools/copyright_header.py update ./

it is not scripted diff, because it works differentlly on my localhost and in CI:
CI doesn't want to use git commit date which is mocked to 30th Dec of 2023
2024-02-24 11:05:37 -06:00

39 lines
1.8 KiB
C++

// Copyright (c) 2014-2023 The Dash Core developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_MESSAGESIGNER_H
#define BITCOIN_MESSAGESIGNER_H
#include <key.h>
/** Helper class for signing messages and checking their signatures
*/
class CMessageSigner
{
public:
/// Set the private/public key values, returns true if successful
static bool GetKeysFromSecret(const std::string& strSecret, CKey& keyRet, CPubKey& pubkeyRet);
/// Sign the message, returns true if successful
static bool SignMessage(const std::string& strMessage, std::vector<unsigned char>& vchSigRet, const CKey& key);
/// Verify the message signature, returns true if successful
static bool VerifyMessage(const CPubKey& pubkey, const std::vector<unsigned char>& vchSig, const std::string& strMessage, std::string& strErrorRet);
/// Verify the message signature, returns true if successful
static bool VerifyMessage(const CKeyID& keyID, const std::vector<unsigned char>& vchSig, const std::string& strMessage, std::string& strErrorRet);
};
/** Helper class for signing hashes and checking their signatures
*/
class CHashSigner
{
public:
/// Sign the hash, returns true if successful
static bool SignHash(const uint256& hash, const CKey& key, std::vector<unsigned char>& vchSigRet);
/// Verify the hash signature, returns true if successful
static bool VerifyHash(const uint256& hash, const CPubKey& pubkey, const std::vector<unsigned char>& vchSig, std::string& strErrorRet);
/// Verify the hash signature, returns true if successful
static bool VerifyHash(const uint256& hash, const CKeyID& keyID, const std::vector<unsigned char>& vchSig, std::string& strErrorRet);
};
#endif // BITCOIN_MESSAGESIGNER_H