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This commit is contained in:
yinyiqian1
2026-07-16 16:02:04 -04:00
committed by Mayukha Vadari
parent e59a22b36d
commit 376f074b0c
2 changed files with 19 additions and 1 deletions
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7
src/libxrpl/tx/transactors/token/MPTokenIssuanceSet.cpp
View File

@@ -86,7 +86,10 @@ MPTokenIssuanceSet::preflight(PreflightContext const& ctx)
if (isMutate && !ctx.rules.enabled(featureDynamicMPT))
return temDISABLED;
if ((hasIssuerElGamalKey || hasAuditorElGamalKey || enablePrivacy) &&
bool const setConfidentialBalanceImmutable =
immutableFlags && (*immutableFlags & tifMPTCanHoldConfidentialBalance) != 0u;
if ((hasIssuerElGamalKey || hasAuditorElGamalKey || enablePrivacy ||
setConfidentialBalanceImmutable) &&
!ctx.rules.enabled(featureConfidentialTransfer))
return temDISABLED;
@@ -134,6 +137,8 @@ MPTokenIssuanceSet::preflight(PreflightContext const& ctx)
if (metadata && metadata->length() > kMaxMpTokenMetadataLength)
return temMALFORMED;
// If the immutable flags field is included, at least one flag must be
// specified, and undefined flags must not be specified.
if (immutableFlags &&
((*immutableFlags == 0u) ||
((*immutableFlags & tifMPTokenIssuanceCreateImmutableMask) != 0u)))

13
src/test/app/MPToken_test.cpp
View File

@@ -3963,6 +3963,19 @@ class MPToken_test : public beast::unit_test::Suite
{.account = alice, .immutableFlags = tifMPTCanClawback, .err = temDISABLED});
}
// ImmutableFlags containing tifMPTCanHoldConfidentialBalance requires
// featureConfidentialTransfer.
{
Env env(*this, features - featureConfidentialTransfer);
MPTTester mptAlice(env, alice);
mptAlice.create({.ownerCount = 1});
mptAlice.set(
{.account = alice,
.immutableFlags = tifMPTCanHoldConfidentialBalance,
.err = temDISABLED});
}
// ImmutableFlags of 0, or containing unknown bits, is rejected.
{
Env env(*this, features);