Files
clio/reporting/DBHelpers.h
2021-03-30 11:13:51 -04:00

107 lines
3.2 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of rippled: https://github.com/ripple/rippled
Copyright (c) 2020 Ripple Labs Inc.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#ifndef RIPPLE_APP_REPORTING_DBHELPERS_H_INCLUDED
#define RIPPLE_APP_REPORTING_DBHELPERS_H_INCLUDED
#include <ripple/basics/Log.h>
#include <ripple/protocol/TxMeta.h>
#include <boost/container/flat_set.hpp>
#include <reporting/Pg.h>
/// Struct used to keep track of what to write to transactions and
/// account_transactions tables in Postgres
struct AccountTransactionsData
{
boost::container::flat_set<ripple::AccountID> accounts;
uint32_t ledgerSequence;
uint32_t transactionIndex;
ripple::uint256 txHash;
AccountTransactionsData(
ripple::TxMeta& meta,
ripple::uint256 const& txHash,
beast::Journal& j)
: accounts(meta.getAffectedAccounts(j))
, ledgerSequence(meta.getLgrSeq())
, transactionIndex(meta.getIndex())
, txHash(txHash)
{
}
};
template <class T>
inline bool
isOffer(T const& object)
{
short offer_bytes = (object[1] << 8) | object[2];
return offer_bytes == 0x006f;
}
template <class T>
inline bool
isOfferHex(T const& object)
{
auto blob = ripple::strUnHex(4, object.begin(), object.begin() + 4);
if (blob)
{
short offer_bytes = ((*blob)[1] << 8) | (*blob)[2];
return offer_bytes == 0x006f;
}
return false;
}
template <class T>
inline ripple::uint256
getBook(T const& offer)
{
ripple::SerialIter it{offer.data(), offer.size()};
ripple::SLE sle{it, {}};
ripple::uint256 book = sle.getFieldH256(ripple::sfBookDirectory);
for (size_t i = 0; i < 8; ++i)
{
book.data()[book.size() - 1 - i] = 0x00;
}
return book;
}
inline ripple::LedgerInfo
deserializeHeader(ripple::Slice data)
{
ripple::SerialIter sit(data.data(), data.size());
ripple::LedgerInfo info;
info.seq = sit.get32();
info.drops = sit.get64();
info.parentHash = sit.get256();
info.txHash = sit.get256();
info.accountHash = sit.get256();
info.parentCloseTime =
ripple::NetClock::time_point{ripple::NetClock::duration{sit.get32()}};
info.closeTime =
ripple::NetClock::time_point{ripple::NetClock::duration{sit.get32()}};
info.closeTimeResolution = ripple::NetClock::duration{sit.get8()};
info.closeFlags = sit.get8();
info.hash = sit.get256();
return info;
}
#endif