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scantxoutset: add support for scripts

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Jonas Schnelli 2018-05-31 15:12:16 +02:00
parent 78304941f7
commit 892de1dfea
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GPG key ID: 1EB776BB03C7922D
1 changed files with 12 additions and 3 deletions
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15
src/rpc/blockchain.cpp
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@ -2032,6 +2032,7 @@ UniValue scantxoutset(const JSONRPCRequest& request)
"2. \"scanobjects\" (array, optional) Array of scan objects (only one object type per scan object allowed)\n"
" [\n"
" { \"address\" : \"<address>\" }, (string, optional) Bitcoin address\n"
" { \"script\" : \"<scriptPubKey>\" }, (string, optional) HEX encoded script (scriptPubKey)\n"
" { \"pubkey\" : (object, optional) Public key\n"
" {\n"
" \"pubkey\" : \"<pubkey\">, (string, required) HEX encoded public key\n"
@ -2089,14 +2090,17 @@ UniValue scantxoutset(const JSONRPCRequest& request)
}
UniValue address_uni = find_value(scanobject, "address");
UniValue pubkey_uni = find_value(scanobject, "pubkey");
UniValue script_uni = find_value(scanobject, "script");
// make sure only one object type is present
if (1 != !address_uni.isNull() + !pubkey_uni.isNull()) {
if (1 != !address_uni.isNull() + !pubkey_uni.isNull() + !script_uni.isNull()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Only one object type is allowed per scan object");
} else if (!address_uni.isNull() && !address_uni.isStr()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Scanobject \"address\" must contain a single string as value");
} else if (!pubkey_uni.isNull() && !pubkey_uni.isObject()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Scanobject \"pubkey\" must contain an object as value");
} else if (!script_uni.isNull() && !script_uni.isStr()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Scanobject \"script\" must contain a single string as value");
} else if (address_uni.isStr()) {
// type: address
// decode destination and derive the scriptPubKey
@ -2117,8 +2121,7 @@ UniValue scantxoutset(const JSONRPCRequest& request)
// check the script types and use the default if not provided
if (!script_types_uni.isNull() && !script_types_uni.isArray()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "script_types must be an array");
}
else if (script_types_uni.isNull()) {
} else if (script_types_uni.isNull()) {
// use the default script types
script_types_uni = UniValue(UniValue::VARR);
for (const char *t : g_default_scantxoutset_script_types) {
@ -2144,6 +2147,12 @@ UniValue scantxoutset(const JSONRPCRequest& request)
assert(!script.empty());
needles.insert(script);
}
} else if (script_uni.isStr()) {
// type: script
// check and add the script to the scan containers (needles array)
CScript script(ParseHexV(script_uni, "script"));
// TODO: check script: max length, has OP, is unspenable etc.
needles.insert(script);
}
}