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Reserve proof

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This commit is contained in:
stoffu 2017-12-28 22:50:10 +09:00
parent 35d5aa36c9
commit 6d40a92026
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GPG key ID: 41DAB8343A9EC012
10 changed files with 580 additions and 0 deletions
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49
src/wallet/api/wallet.cpp
View file

@ -1576,6 +1576,55 @@ bool WalletImpl::checkSpendProof(const std::string &txid_str, const std::string
}
}
std::string WalletImpl::getReserveProof(bool all, uint32_t account_index, uint64_t amount, const std::string &message) const {
try
{
m_status = Status_Ok;
boost::optional<std::pair<uint32_t, uint64_t>> account_minreserve;
if (!all)
{
account_minreserve = std::make_pair(account_index, amount);
}
return m_wallet->get_reserve_proof(account_minreserve, message);
}
catch (const std::exception &e)
{
m_status = Status_Error;
m_errorString = e.what();
return "";
}
}
bool WalletImpl::checkReserveProof(const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &total, uint64_t &spent) const {
cryptonote::address_parse_info info;
if (!cryptonote::get_account_address_from_str(info, m_wallet->testnet(), address))
{
m_status = Status_Error;
m_errorString = tr("Failed to parse address");
return false;
}
if (info.is_subaddress)
{
m_status = Status_Error;
m_errorString = tr("Address must not be a subaddress");
return false;
}
good = false;
try
{
m_status = Status_Ok;
good = m_wallet->check_reserve_proof(info.address, message, signature, total, spent);
return true;
}
catch (const std::exception &e)
{
m_status = Status_Error;
m_errorString = e.what();
return false;
}
}
std::string WalletImpl::signMessage(const std::string &message)
{
return m_wallet->sign(message);

2
src/wallet/api/wallet.h
View file

@ -142,6 +142,8 @@ public:
virtual bool checkTxProof(const std::string &txid, const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &received, bool &in_pool, uint64_t &confirmations);
virtual std::string getSpendProof(const std::string &txid, const std::string &message) const;
virtual bool checkSpendProof(const std::string &txid, const std::string &message, const std::string &signature, bool &good) const;
virtual std::string getReserveProof(bool all, uint32_t account_index, uint64_t amount, const std::string &message) const;
virtual bool checkReserveProof(const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &total, uint64_t &spent) const;
virtual std::string signMessage(const std::string &message);
virtual bool verifySignedMessage(const std::string &message, const std::string &address, const std::string &signature) const;
virtual void startRefresh();

6
src/wallet/api/wallet2_api.h
View file

@ -706,6 +706,12 @@ struct Wallet
virtual bool checkTxProof(const std::string &txid, const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &received, bool &in_pool, uint64_t &confirmations) = 0;
virtual std::string getSpendProof(const std::string &txid, const std::string &message) const = 0;
virtual bool checkSpendProof(const std::string &txid, const std::string &message, const std::string &signature, bool &good) const = 0;
/*!
* \brief getReserveProof - Generates a proof that proves the reserve of unspent funds
* Parameters `account_index` and `amount` are ignored when `all` is true
*/
virtual std::string getReserveProof(bool all, uint32_t account_index, uint64_t amount, const std::string &message) const = 0;
virtual bool checkReserveProof(const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &total, uint64_t &spent) const = 0;
/*
* \brief signMessage - sign a message with the spend private key