std::string
LedgerEntryIsValid::checkIsValid(DataEntry const& de, uint32 version) const
{
if (de.dataName.size() == 0)
{
return "Data dataName is empty";
}
if (!isString32Valid(de.dataName))
{
return "Data dataName is invalid";
}
return {};
}
std::string
LedgerEntryIsValid::checkIsValid(AccountEntry const& ae, uint32 version) const
{
if (ae.balance < 0)
{
return fmt::format("Account balance ({}) is negative", ae.balance);
}
if (ae.seqNum < 0)
{
return fmt::format("Account seqNum ({}) is negative", ae.seqNum);
}
if (ae.numSubEntries > INT32_MAX)
{
return fmt::format("Account numSubEntries ({}) exceeds limit ({})",
ae.numSubEntries, INT32_MAX);
}
if ((ae.flags & ~MASK_ACCOUNT_FLAGS) != 0)
{
return "Account flags are invalid";
}
if (!isString32Valid(ae.homeDomain))
{
return "Account homeDomain is invalid";
}
if (std::adjacent_find(ae.signers.begin(), ae.signers.end(),
[](Signer const& s1, Signer const& s2) {
return !signerCompare(s1, s2);
}) != ae.signers.end())
{
return "Account signers are not strictly increasing";
}
if (version > 9)
{
if (!std::all_of(ae.signers.begin(), ae.signers.end(),
[](Signer const& s) {
return (s.weight <= UINT8_MAX) && (s.weight != 0);
}))
{
return "Account signers have invalid weights";
}
}
return {};
}
bool
SetOptionsOpFrame::doCheckValid(uint32_t ledgerVersion)
{
if (mSetOptions.setFlags)
{
if (*mSetOptions.setFlags & ~allAccountFlags)
{
innerResult().code(SET_OPTIONS_UNKNOWN_FLAG);
return false;
}
}
if (mSetOptions.clearFlags)
{
if (*mSetOptions.clearFlags & ~allAccountFlags)
{
innerResult().code(SET_OPTIONS_UNKNOWN_FLAG);
return false;
}
}
if (mSetOptions.setFlags && mSetOptions.clearFlags)
{
if ((*mSetOptions.setFlags & *mSetOptions.clearFlags) != 0)
{
innerResult().code(SET_OPTIONS_BAD_FLAGS);
return false;
}
}
if (mSetOptions.masterWeight)
{
if (*mSetOptions.masterWeight > UINT8_MAX)
{
innerResult().code(SET_OPTIONS_THRESHOLD_OUT_OF_RANGE);
return false;
}
}
if (mSetOptions.lowThreshold)
{
if (*mSetOptions.lowThreshold > UINT8_MAX)
{
innerResult().code(SET_OPTIONS_THRESHOLD_OUT_OF_RANGE);
return false;
}
}
if (mSetOptions.medThreshold)
{
if (*mSetOptions.medThreshold > UINT8_MAX)
{
innerResult().code(SET_OPTIONS_THRESHOLD_OUT_OF_RANGE);
return false;
}
}
if (mSetOptions.highThreshold)
{
if (*mSetOptions.highThreshold > UINT8_MAX)
{
innerResult().code(SET_OPTIONS_THRESHOLD_OUT_OF_RANGE);
return false;
}
}
if (mSetOptions.signer)
{
auto isSelf = mSetOptions.signer->key ==
KeyUtils::convertKey<SignerKey>(getSourceID());
auto isPublicKey =
KeyUtils::canConvert<PublicKey>(mSetOptions.signer->key);
if (isSelf || (!isPublicKey && ledgerVersion < 3))
{
innerResult().code(SET_OPTIONS_BAD_SIGNER);
return false;
}
if (mSetOptions.signer->weight > UINT8_MAX && ledgerVersion > 9)
{
innerResult().code(SET_OPTIONS_BAD_SIGNER);
return false;
}
}
if (mSetOptions.homeDomain)
{
if (!isString32Valid(*mSetOptions.homeDomain))
{
innerResult().code(SET_OPTIONS_INVALID_HOME_DOMAIN);
return false;
}
}
return true;
}