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889c0a0d0f
* Allocate transactors on the stack instead of the heap. * Remove header files and reduce transactor public interface.
99 lines
3.0 KiB
C++
99 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) 2012, 2013 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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namespace ripple {
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class CancelOffer
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: public Transactor
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{
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public:
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CancelOffer (
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SerializedTransaction const& txn,
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TransactionEngineParams params,
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TransactionEngine* engine)
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: Transactor (
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txn,
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params,
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engine,
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deprecatedLogs().journal("CancelOffer"))
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{
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}
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TER doApply () override
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{
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std::uint32_t const uOfferSequence = mTxn.getFieldU32 (sfOfferSequence);
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std::uint32_t const uAccountSequenceNext = mTxnAccount->getFieldU32 (sfSequence);
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m_journal.debug <<
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"uAccountSequenceNext=" << uAccountSequenceNext <<
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" uOfferSequence=" << uOfferSequence;
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std::uint32_t const uTxFlags (mTxn.getFlags ());
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if (uTxFlags & tfUniversalMask)
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{
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m_journal.trace <<
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"Malformed transaction: Invalid flags set.";
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return temINVALID_FLAG;
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}
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if (!uOfferSequence || uAccountSequenceNext - 1 <= uOfferSequence)
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{
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m_journal.trace <<
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"uAccountSequenceNext=" << uAccountSequenceNext <<
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" uOfferSequence=" << uOfferSequence;
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return temBAD_SEQUENCE;
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}
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uint256 const offerIndex (
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Ledger::getOfferIndex (mTxnAccountID, uOfferSequence));
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SLE::pointer sleOffer (
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mEngine->entryCache (ltOFFER, offerIndex));
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if (sleOffer)
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{
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m_journal.debug <<
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"OfferCancel: uOfferSequence=" << uOfferSequence;
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return mEngine->view ().offerDelete (sleOffer);
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}
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m_journal.warning <<
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"OfferCancel: offer not found: " <<
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to_string (mTxnAccountID) <<
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" : " << uOfferSequence <<
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" : " << to_string (offerIndex);
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return tesSUCCESS;
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}
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};
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TER
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transact_CancelOffer (
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SerializedTransaction const& txn,
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TransactionEngineParams params,
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TransactionEngine* engine)
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{
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return CancelOffer (txn, params, engine).apply ();
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}
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}
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