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Added encoding for Zcash spending keys.

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This commit is contained in:
Sean Bowe
2016-06-15 16:03:57 -06:00
parent 83ee1903fc
commit 0d6864e465
6 changed files with 72 additions and 37 deletions
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34
src/base58.cpp
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@@ -347,3 +347,37 @@ libzcash::PaymentAddress CZCPaymentAddress::Get() const
return ret;
}
const size_t serializedSpendingKeySize = 32;
bool CZCSpendingKey::Set(const libzcash::SpendingKey& addr)
{
CDataStream ss(SER_NETWORK, PROTOCOL_VERSION);
ss << addr;
std::vector<unsigned char> addrSerialized(ss.begin(), ss.end());
assert(addrSerialized.size() == serializedSpendingKeySize);
SetData(Params().Base58Prefix(CChainParams::ZCSPENDING_KEY), &addrSerialized[0], serializedSpendingKeySize);
return true;
}
libzcash::SpendingKey CZCSpendingKey::Get() const
{
if (vchData.size() != serializedSpendingKeySize) {
throw std::runtime_error(
"spending key is invalid"
);
}
if (vchVersion != Params().Base58Prefix(CChainParams::ZCSPENDING_KEY)) {
throw std::runtime_error(
"spending key is for wrong network type"
);
}
std::vector<unsigned char> serialized(vchData.begin(), vchData.end());
CDataStream ss(serialized, SER_NETWORK, PROTOCOL_VERSION);
libzcash::SpendingKey ret;
ss >> ret;
return ret;
}