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https://github.com/XRPLF/clio.git
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91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
#include <ripple/basics/StringUtilities.h>
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#include <ripple/protocol/ErrorCodes.h>
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#include <ripple/protocol/PayChan.h>
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#include <ripple/protocol/STAccount.h>
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#include <ripple/protocol/jss.h>
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#include <ripple/resource/Fees.h>
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#include <optional>
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#include <rpc/RPCHelpers.h>
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namespace RPC {
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Result
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doChannelVerify(Context const& context)
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{
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auto request = context.params;
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boost::json::object response = {};
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if (!request.contains("channel_id"))
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return Status{Error::rpcINVALID_PARAMS, "missingChannelID"};
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if (!request.at("channel_id").is_string())
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return Status{Error::rpcINVALID_PARAMS, "channelIDNotString"};
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if (!request.contains("amount"))
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return Status{Error::rpcINVALID_PARAMS, "missingAmount"};
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if (!request.at("amount").is_string())
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return Status{Error::rpcINVALID_PARAMS, "amountNotString"};
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if (!request.contains("signature"))
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return Status{Error::rpcINVALID_PARAMS, "missingSignature"};
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if (!request.at("signature").is_string())
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return Status{Error::rpcINVALID_PARAMS, "signatureNotString"};
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if (!request.contains("public_key"))
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return Status{Error::rpcINVALID_PARAMS, "missingPublicKey"};
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if (!request.at("public_key").is_string())
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return Status{Error::rpcINVALID_PARAMS, "publicKeyNotString"};
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std::optional<ripple::PublicKey> pk;
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{
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std::string const strPk = request.at("public_key").as_string().c_str();
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pk = ripple::parseBase58<ripple::PublicKey>(
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ripple::TokenType::AccountPublic, strPk);
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if (!pk)
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{
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auto pkHex = ripple::strUnHex(strPk);
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if (!pkHex)
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return Status{Error::rpcPUBLIC_MALFORMED, "malformedPublicKey"};
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auto const pkType =
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ripple::publicKeyType(ripple::makeSlice(*pkHex));
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if (!pkType)
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return Status{Error::rpcPUBLIC_MALFORMED, "invalidKeyType"};
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pk.emplace(ripple::makeSlice(*pkHex));
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}
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}
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ripple::uint256 channelId;
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if (!channelId.parseHex(request.at("channel_id").as_string().c_str()))
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return Status{Error::rpcCHANNEL_MALFORMED, "malformedChannelID"};
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auto optDrops = ripple::to_uint64(request.at("amount").as_string().c_str());
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if (!optDrops)
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return Status{Error::rpcCHANNEL_AMT_MALFORMED, "couldNotParseAmount"};
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std::uint64_t drops = *optDrops;
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auto sig = ripple::strUnHex(request.at("signature").as_string().c_str());
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if (!sig || !sig->size())
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return Status{Error::rpcINVALID_PARAMS, "invalidSignature"};
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ripple::Serializer msg;
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ripple::serializePayChanAuthorization(
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msg, channelId, ripple::XRPAmount(drops));
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response["signature_verified"] =
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ripple::verify(*pk, msg.slice(), ripple::makeSlice(*sig), true);
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return response;
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}
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} // namespace RPC
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