diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index c73a8d48cf..7e8e5e07d0 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -2159,7 +2159,7 @@ UniValue scantxoutset(const JSONRPCRequest& request) {"", RPCArg::Type::OBJ, RPCArg::Optional::OMITTED, "An object with output descriptor and metadata", { {"desc", RPCArg::Type::STR, RPCArg::Optional::NO, "An output descriptor"}, - {"range", RPCArg::Type::NUM, /* default */ "1000", "Up to what child index HD chains should be explored"}, + {"range", RPCArg::Type::RANGE, /* default */ "1000", "The range of HD chain indexes to explore (either end or [begin,end])"}, }, }, }, @@ -2216,7 +2216,7 @@ UniValue scantxoutset(const JSONRPCRequest& request) // loop through the scan objects for (const UniValue& scanobject : request.params[1].get_array().getValues()) { std::string desc_str; - int range = 1000; + std::pair range = {0, 1000}; if (scanobject.isStr()) { desc_str = scanobject.get_str(); } else if (scanobject.isObject()) { @@ -2225,8 +2225,8 @@ UniValue scantxoutset(const JSONRPCRequest& request) desc_str = desc_uni.get_str(); UniValue range_uni = find_value(scanobject, "range"); if (!range_uni.isNull()) { - range = range_uni.get_int(); - if (range < 0 || range > 1000000) throw JSONRPCError(RPC_INVALID_PARAMETER, "range out of range"); + range = ParseRange(range_uni); + if (range.first < 0 || (range.second >> 31) != 0 || range.second >= range.first + 1000000) throw JSONRPCError(RPC_INVALID_PARAMETER, "range out of range"); } } else { throw JSONRPCError(RPC_INVALID_PARAMETER, "Scan object needs to be either a string or an object"); @@ -2237,8 +2237,11 @@ UniValue scantxoutset(const JSONRPCRequest& request) if (!desc) { throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, strprintf("Invalid descriptor '%s'", desc_str)); } - if (!desc->IsRange()) range = 0; - for (int i = 0; i <= range; ++i) { + if (!desc->IsRange()) { + range.first = 0; + range.second = 0; + } + for (int i = range.first; i <= range.second; ++i) { std::vector scripts; if (!desc->Expand(i, provider, scripts, provider)) { throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, strprintf("Cannot derive script without private keys: '%s'", desc_str)); diff --git a/test/functional/rpc_scantxoutset.py b/test/functional/rpc_scantxoutset.py index 29074c6af3..18258f5df3 100755 --- a/test/functional/rpc_scantxoutset.py +++ b/test/functional/rpc_scantxoutset.py @@ -95,6 +95,7 @@ class ScantxoutsetTest(BitcoinTestFramework): assert_equal(self.nodes[0].scantxoutset("start", [ {"desc": "combo(tprv8ZgxMBicQKsPd7Uf69XL1XwhmjHopUGep8GuEiJDZmbQz6o58LninorQAfcKZWARbtRtfnLcJ5MQ2AtHcQJCCRUcMRvmDUjyEmNUWwx8UbK/1/1/*)", "range": 1500}])['total_amount'], Decimal("28.672")) assert_equal(self.nodes[0].scantxoutset("start", [ {"desc": "combo(tpubD6NzVbkrYhZ4WaWSyoBvQwbpLkojyoTZPRsgXELWz3Popb3qkjcJyJUGLnL4qHHoQvao8ESaAstxYSnhyswJ76uZPStJRJCTKvosUCJZL5B/1/1/*)", "range": 1499}])['total_amount'], Decimal("12.288")) assert_equal(self.nodes[0].scantxoutset("start", [ {"desc": "combo(tpubD6NzVbkrYhZ4WaWSyoBvQwbpLkojyoTZPRsgXELWz3Popb3qkjcJyJUGLnL4qHHoQvao8ESaAstxYSnhyswJ76uZPStJRJCTKvosUCJZL5B/1/1/*)", "range": 1500}])['total_amount'], Decimal("28.672")) + assert_equal(self.nodes[0].scantxoutset("start", [ {"desc": "combo(tpubD6NzVbkrYhZ4WaWSyoBvQwbpLkojyoTZPRsgXELWz3Popb3qkjcJyJUGLnL4qHHoQvao8ESaAstxYSnhyswJ76uZPStJRJCTKvosUCJZL5B/1/1/*)", "range": [1500,1500]}])['total_amount'], Decimal("16.384")) # Test the reported descriptors for a few matches assert_equal(descriptors(self.nodes[0].scantxoutset("start", [ {"desc": "combo(tprv8ZgxMBicQKsPd7Uf69XL1XwhmjHopUGep8GuEiJDZmbQz6o58LninorQAfcKZWARbtRtfnLcJ5MQ2AtHcQJCCRUcMRvmDUjyEmNUWwx8UbK/0h/0'/*)", "range": 1499}])), ["pkh([0c5f9a1e/0'/0'/0]026dbd8b2315f296d36e6b6920b1579ca75569464875c7ebe869b536a7d9503c8c)#dzxw429x", "pkh([0c5f9a1e/0'/0'/1]033e6f25d76c00bedb3a8993c7d5739ee806397f0529b1b31dda31ef890f19a60c)#43rvceed"])