NotTEC
CreateTicket::preflight (PreflightContext const& ctx)
{
if (! ctx.rules.enabled(featureTickets))
return temDISABLED;
if (ctx.tx.getFlags() & tfUniversalMask)
return temINVALID_FLAG;
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
if (ctx.tx.isFieldPresent (sfExpiration))
{
if (ctx.tx.getFieldU32 (sfExpiration) == 0)
{
JLOG(ctx.j.warn()) <<
"Malformed transaction: bad expiration";
return temBAD_EXPIRATION;
}
}
return preflight2 (ctx);
}
TER
CancelOffer::preflight (PreflightContext const& ctx)
{
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
auto const uTxFlags = ctx.tx.getFlags();
if (uTxFlags & tfUniversalMask)
{
JLOG(ctx.j.trace) << "Malformed transaction: " <<
"Invalid flags set.";
return temINVALID_FLAG;
}
auto const seq = ctx.tx.getFieldU32 (sfOfferSequence);
if (! seq)
{
JLOG(ctx.j.trace) <<
"CancelOffer::preflight: missing sequence";
return temBAD_SEQUENCE;
}
return preflight2(ctx);
}
TER
SetTrust::preflight (PreflightContext const& ctx)
{
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
auto& tx = ctx.tx;
auto& j = ctx.j;
std::uint32_t const uTxFlags = tx.getFlags ();
if (uTxFlags & tfTrustSetMask)
{
JLOG(j.trace) <<
"Malformed transaction: Invalid flags set.";
return temINVALID_FLAG;
}
STAmount const saLimitAmount (tx.getFieldAmount (sfLimitAmount));
if (!isLegalNet (saLimitAmount))
return temBAD_AMOUNT;
if (saLimitAmount.native ())
{
JLOG(j.trace) <<
"Malformed transaction: specifies native limit " <<
saLimitAmount.getFullText ();
return temBAD_LIMIT;
}
if (badCurrency() == saLimitAmount.getCurrency ())
{
JLOG(j.trace) <<
"Malformed transaction: specifies XRP as IOU";
return temBAD_CURRENCY;
}
if (saLimitAmount < zero)
{
JLOG(j.trace) <<
"Malformed transaction: Negative credit limit.";
return temBAD_LIMIT;
}
// Check if destination makes sense.
auto const& issuer = saLimitAmount.getIssuer ();
if (!issuer || issuer == noAccount())
{
JLOG(j.trace) <<
"Malformed transaction: no destination account.";
return temDST_NEEDED;
}
return preflight2 (ctx);
}
TER
CancelTicket::preflight (PreflightContext const& ctx)
{
#if ! RIPPLE_ENABLE_TICKETS
if (! (ctx.flags & tapENABLE_TESTING))
return temDISABLED;
#endif
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
return preflight2 (ctx);
}
NotTEC
CancelTicket::preflight (PreflightContext const& ctx)
{
if (! ctx.rules.enabled(featureTickets))
return temDISABLED;
if (ctx.tx.getFlags() & tfUniversalMask)
return temINVALID_FLAG;
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
return preflight2 (ctx);
}
TER
SetRegularKey::preflight (PreflightContext const& ctx)
{
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
std::uint32_t const uTxFlags = ctx.tx.getFlags ();
if (uTxFlags & tfUniversalMask)
{
JLOG(ctx.j.trace) <<
"Malformed transaction: Invalid flags set.";
return temINVALID_FLAG;
}
return preflight2(ctx);
}
TER
SetSignerList::preflight (PreflightContext const& ctx)
{
if (! ctx.rules.enabled(featureMultiSign,
ctx.app.config().features))
return temDISABLED;
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
auto const result = determineOperation(ctx.tx, ctx.flags, ctx.j);
if (std::get<0>(result) != tesSUCCESS)
return std::get<0>(result);
if (std::get<3>(result) == unknown)
{
// Neither a set nor a destroy. Malformed.
JLOG(ctx.j.trace) <<
"Malformed transaction: Invalid signer set list format.";
return temMALFORMED;
}
if (std::get<3>(result) == set)
{
// Validate our settings.
auto const account = ctx.tx.getAccountID(sfAccount);
TER const ter =
validateQuorumAndSignerEntries(std::get<1>(result),
std::get<2>(result), account, ctx.j);
if (ter != tesSUCCESS)
{
return ter;
}
}
return preflight2 (ctx);
}
TER
SetAccount::preflight (PreflightContext const& ctx)
{
auto const ret = preflight1 (ctx);
if (!isTesSuccess (ret))
return ret;
auto& tx = ctx.tx;
auto& j = ctx.j;
std::uint32_t const uTxFlags = tx.getFlags ();
if (uTxFlags & tfAccountSetMask)
{
JLOG(j.trace) << "Malformed transaction: Invalid flags set.";
return temINVALID_FLAG;
}
std::uint32_t const uSetFlag = tx.getFieldU32 (sfSetFlag);
std::uint32_t const uClearFlag = tx.getFieldU32 (sfClearFlag);
if ((uSetFlag != 0) && (uSetFlag == uClearFlag))
{
JLOG(j.trace) << "Malformed transaction: Set and clear same flag.";
return temINVALID_FLAG;
}
//
// RequireAuth
//
bool bSetRequireAuth = (uTxFlags & tfRequireAuth) || (uSetFlag == asfRequireAuth);
bool bClearRequireAuth = (uTxFlags & tfOptionalAuth) || (uClearFlag == asfRequireAuth);
if (bSetRequireAuth && bClearRequireAuth)
{
JLOG(j.trace) << "Malformed transaction: Contradictory flags set.";
return temINVALID_FLAG;
}
//
// RequireDestTag
//
bool bSetRequireDest = (uTxFlags & TxFlag::requireDestTag) || (uSetFlag == asfRequireDest);
bool bClearRequireDest = (uTxFlags & tfOptionalDestTag) || (uClearFlag == asfRequireDest);
if (bSetRequireDest && bClearRequireDest)
{
JLOG(j.trace) << "Malformed transaction: Contradictory flags set.";
return temINVALID_FLAG;
}
//
// DisallowXRP
//
bool bSetDisallowXRP = (uTxFlags & tfDisallowXRP) || (uSetFlag == asfDisallowXRP);
bool bClearDisallowXRP = (uTxFlags & tfAllowXRP) || (uClearFlag == asfDisallowXRP);
if (bSetDisallowXRP && bClearDisallowXRP)
{
JLOG(j.trace) << "Malformed transaction: Contradictory flags set.";
return temINVALID_FLAG;
}
// TransferRate
if (tx.isFieldPresent (sfTransferRate))
{
std::uint32_t uRate = tx.getFieldU32 (sfTransferRate);
if (uRate && (uRate < QUALITY_ONE))
{
JLOG(j.trace) << "Malformed transaction: Bad transfer rate.";
return temBAD_TRANSFER_RATE;
}
}
auto const messageKey = tx[~sfMessageKey];
if (messageKey && messageKey->size() > PUBLIC_BYTES_MAX)
{
JLOG(j.trace) << "message key too long";
return telBAD_PUBLIC_KEY;
}
auto const domain = tx[~sfDomain];
if (domain&& domain->size() > DOMAIN_BYTES_MAX)
{
JLOG(j.trace) << "domain too long";
return telBAD_DOMAIN;
}
return preflight2(ctx);
}