Function GetKeyForDestination

src/keystore.cpp:182–202

}

CKeyID GetKeyForDestination(const CKeyStore& store, const CTxDestination& dest)
{
    // Only supports destinations which map to single public keys, i.e. P2PKH,
    // P2WPKH, and P2SH-P2WPKH.
    if (auto id = boost::get<CKeyID>(&dest)) {
        return *id;
    }
    if (auto witness_id = boost::get<WitnessV0KeyHash>(&dest)) {
        return CKeyID(*witness_id);
    }
    if (auto script_id = boost::get<CScriptID>(&dest)) {
        CScript script;
        CTxDestination inner_dest;
        if (store.GetCScript(*script_id, script) && ExtractDestination(script, inner_dest)) {
            if (auto inner_witness_id = boost::get<WitnessV0KeyHash>(&inner_dest)) {
                return CKeyID(*inner_witness_id);
            }
        }
    }
    return CKeyID();
}