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don't try to parse meta LeaseSet

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orignal
2026-09-10 20:07:06 -04:00
parent e0fcfb3507
commit ade824808c
2 changed files with 4 additions and 40 deletions
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libi2pd/LeaseSet.cpp
+4 -39
View File
@@ -353,19 +353,12 @@ namespace data
m_IsPublic = true;
}
// type specific part
size_t s = 0;
if (offset > len) return;
switch (m_StoreType)
if (m_StoreType != NETDB_STORE_TYPE_STANDARD_LEASESET2)
{
case NETDB_STORE_TYPE_STANDARD_LEASESET2:
s = ReadStandardLS2TypeSpecificPart (buf + offset, len - offset, dest);
break;
case NETDB_STORE_TYPE_META_LEASESET2:
s = ReadMetaLS2TypeSpecificPart (buf + offset, len - offset);
break;
default:
LogPrint (eLogWarning, "LeaseSet2: Unexpected store type ", (int)m_StoreType);
LogPrint (eLogWarning, "LeaseSet2: Store type ", (int)m_StoreType, " is not supported");
return;
}
auto s = ReadStandardLS2TypeSpecificPart (buf + offset, len - offset, dest);
if (!s) return;
offset += s;
if (verifySignature || m_TransientVerifier)
@@ -497,34 +490,6 @@ namespace data
return (offset > len ? 0 : offset);
}
size_t LeaseSet2::ReadMetaLS2TypeSpecificPart (const uint8_t * buf, size_t len)
{
size_t offset = 0;
// properties
uint16_t propertiesLen = bufbe16toh (buf + offset); offset += 2;
offset += propertiesLen; // skip for now. TODO: implement properties
// entries
if (offset + 1 > len) return 0;
int numEntries = buf[offset]; offset++;
for (int i = 0; i < numEntries; i++)
{
if (offset + LEASE2_SIZE > len) return 0;
offset += 32; // hash
offset += 3; // flags
offset += 1; // cost
offset += 4; // expires
}
// revocations
if (offset + 1 > len) return 0;
int numRevocations = buf[offset]; offset++;
for (int i = 0; i < numRevocations; i++)
{
if (offset + 32 > len) return 0;
offset += 32; // hash
}
return offset;
}
void LeaseSet2::ReadFromBufferEncrypted (const uint8_t * buf, size_t len,
std::shared_ptr<const BlindedPublicKey> key, std::shared_ptr<LocalDestination> dest, const uint8_t * secret)
{
libi2pd/LeaseSet.h
-1
View File
@@ -179,7 +179,6 @@ namespace data
void ReadFromBufferEncrypted (const uint8_t * buf, size_t len, std::shared_ptr<const BlindedPublicKey> key,
std::shared_ptr<LocalDestination> dest, const uint8_t * secret);
size_t ReadStandardLS2TypeSpecificPart (const uint8_t * buf, size_t len, std::shared_ptr<LocalDestination> dest);
size_t ReadMetaLS2TypeSpecificPart (const uint8_t * buf, size_t len);
template<typename Verifier>
bool VerifySignature (Verifier& verifier, const uint8_t * buf, size_t len, size_t signatureOffset);