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Implement viewing key storage in the wallet

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This commit is contained in:
Jack Grigg
2017-03-01 16:10:34 -08:00
parent 49cf707d2c
commit 167cd33374
5 changed files with 157 additions and 0 deletions
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26
src/wallet/walletdb.cpp
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@@ -142,6 +142,18 @@ bool CWalletDB::WriteZKey(const libzcash::PaymentAddress& addr, const libzcash::
return Write(std::make_pair(std::string("zkey"), addr), key, false);
}
bool CWalletDB::WriteViewingKey(const libzcash::ViewingKey &vk)
{
nWalletDBUpdated++;
return Write(std::make_pair(std::string("vkey"), vk), '1');
}
bool CWalletDB::EraseViewingKey(const libzcash::ViewingKey &vk)
{
nWalletDBUpdated++;
return Erase(std::make_pair(std::string("vkey"), vk));
}
bool CWalletDB::WriteCScript(const uint160& hash, const CScript& redeemScript)
{
nWalletDBUpdated++;
@@ -471,6 +483,19 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
// so set the wallet birthday to the beginning of time.
pwallet->nTimeFirstKey = 1;
}
else if (strType == "vkey")
{
libzcash::ViewingKey vk;
ssKey >> vk;
char fYes;
ssValue >> fYes;
if (fYes == '1')
pwallet->LoadViewingKey(vk);
// Viewing keys have no birthday information for now,
// so set the wallet birthday to the beginning of time.
pwallet->nTimeFirstKey = 1;
}
else if (strType == "zkey")
{
libzcash::PaymentAddress addr;
@@ -694,6 +719,7 @@ static bool IsKeyType(string strType)
{
return (strType== "key" || strType == "wkey" ||
strType == "zkey" || strType == "czkey" ||
strType == "vkey" ||
strType == "mkey" || strType == "ckey");
}