mirror of
https://github.com/Xahau/xahaud.git
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125 lines
3.0 KiB
C++
125 lines
3.0 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2014 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_TX_SETHOOK_H_INCLUDED
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#define RIPPLE_TX_SETHOOK_H_INCLUDED
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#include <ripple/app/ledger/Ledger.h>
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#include <ripple/app/tx/impl/SignerEntries.h>
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#include <ripple/app/tx/impl/Transactor.h>
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#include <ripple/basics/Log.h>
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#include <ripple/basics/Buffer.h>
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#include <ripple/basics/Blob.h>
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#include <ripple/protocol/Indexes.h>
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#include <ripple/protocol/STArray.h>
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#include <ripple/protocol/STObject.h>
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#include <ripple/protocol/STTx.h>
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#include <algorithm>
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#include <cstdint>
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#include <vector>
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#include <ripple/app/hook/applyHook.h>
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namespace ripple {
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struct SetHookCtx
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{
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beast::Journal j;
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STTx const& tx;
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Application& app;
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};
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enum HookSetOperation : int8_t
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{
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hsoINVALID = -1,
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hsoNOOP = 0,
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hsoCREATE = 1,
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hsoINSTALL = 2,
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hsoDELETE = 3,
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hsoNSDELETE = 4,
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hsoUPDATE = 5
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};
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enum HookSetFlags : uint8_t
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{
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hsfOVERRIDE = (1U << 0U), // override or delete hook
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hsfNSDELETE = (1U << 1U), // delete namespace
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};
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class SetHook : public Transactor
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{
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public:
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static constexpr ConsequencesFactoryType ConsequencesFactory{Blocker};
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explicit SetHook(ApplyContext& ctx) : Transactor(ctx)
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{
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}
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static bool
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affectsSubsequentTransactionAuth(STTx const& tx)
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{
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return true;
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}
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static NotTEC
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preflight(PreflightContext const& ctx);
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TER
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doApply() override;
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void
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preCompute() override;
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static TER
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preclaim(PreclaimContext const&);
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// RH TODO: compute fee in transactor on chain execution
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static FeeUnit64
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calculateBaseFee(ReadView const& view, STTx const& tx);
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private:
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TER
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setHook();
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TER
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destroyNamespace(
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SetHookCtx& ctx,
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ApplyView& view,
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const AccountID& account,
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uint256 ns
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);
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TER
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removeHookFromLedger(
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Application& app,
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ApplyView& view,
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Keylet const& accountKeylet,
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Keylet const& ownerDirKeylet,
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Keylet const& hookKeylet
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);
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};
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} // namespace ripple
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#endif
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