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read LeaseSet2 properties

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orignal
2026-02-28 11:16:26 -05:00
parent 3fe52ce897
commit 44658d06be
2 changed files with 16 additions and 10 deletions
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libi2pd/LeaseSet.cpp
+8 -4
View File
@@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2025, The PurpleI2P Project
* Copyright (c) 2013-2026, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
@@ -321,7 +321,7 @@ namespace data
if (readIdentity || !GetIdentity ())
{
identity = netdb.NewIdentity (buf, len);
if (!identity) return;
if (!identity || !identity->GetFullLen ()) return;
SetIdentity (identity);
}
else
@@ -401,8 +401,12 @@ namespace data
{
size_t offset = 0;
// properties
uint16_t propertiesLen = bufbe16toh (buf + offset); offset += 2;
offset += propertiesLen; // skip for now. TODO: implement properties
if (offset + 2 > len) return 0;
m_Properties.CleanUp ();
uint16_t propertiesLen = bufbe16toh (buf + offset);
if (propertiesLen)
m_Properties.FromBuffer (buf + offset, len - offset);
offset += propertiesLen + 2;
// key sections
CryptoKeyType preferredKeyType = m_EncryptionType;
m_EncryptionType = 0;
libi2pd/LeaseSet.h
+8 -6
View File
@@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2025, The PurpleI2P Project
* Copyright (c) 2013-2026, The PurpleI2P Project
*
* This file is part of Purple i2pd project and licensed under BSD3
*
@@ -20,6 +20,7 @@
#include "I2PEndian.h"
#include "Blinding.h"
#include "CryptoKey.h"
#include "util.h"
namespace i2p
{
@@ -63,12 +64,12 @@ namespace data
const size_t MAX_LS_BUFFER_SIZE = 8192;
#else
const size_t MAX_LS_BUFFER_SIZE = 4096;
#endif
#endif
const size_t LEASE_SIZE = 44; // 32 + 4 + 8
const size_t LEASE2_SIZE = 40; // 32 + 4 + 4
const uint8_t MAX_NUM_LEASES = 16;
const uint64_t LEASESET_EXPIRATION_TIME_THRESHOLD = 12*60*1000; // in milliseconds
const uint8_t NETDB_STORE_TYPE_LEASESET = 1;
class LeaseSet: public RoutingDestination
{
@@ -155,9 +156,9 @@ namespace data
public:
LeaseSet2 (uint8_t storeType): LeaseSet (true), m_StoreType (storeType) {}; // for update
LeaseSet2 (uint8_t storeType, const uint8_t * buf, size_t len, bool storeLeases = true,
LeaseSet2 (uint8_t storeType, const uint8_t * buf, size_t len, bool storeLeases = true,
std::shared_ptr<LocalDestination> dest = nullptr, CryptoKeyType preferredCrypto = CRYPTO_KEY_TYPE_ECIES_X25519_AEAD);
LeaseSet2 (const uint8_t * buf, size_t len, std::shared_ptr<const BlindedPublicKey> key,
LeaseSet2 (const uint8_t * buf, size_t len, std::shared_ptr<const BlindedPublicKey> key,
std::shared_ptr<LocalDestination> dest = nullptr, const uint8_t * secret = nullptr, CryptoKeyType preferredCrypto = CRYPTO_KEY_TYPE_ECIES_X25519_AEAD); // store type 5, called from local netdb only
uint8_t GetStoreType () const override { return m_StoreType; };
uint32_t GetPublishedTimestamp () const override { return m_PublishedTimestamp; };
@@ -175,7 +176,7 @@ namespace data
void ReadFromBuffer (const uint8_t * buf, size_t len, std::shared_ptr<LocalDestination> dest,
bool readIdentity = true, bool verifySignature = true);
void ReadFromBufferEncrypted (const uint8_t * buf, size_t len, std::shared_ptr<const BlindedPublicKey> key,
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);
@@ -195,6 +196,7 @@ namespace data
std::shared_ptr<i2p::crypto::Verifier> m_TransientVerifier;
CryptoKeyType m_EncryptionType;
std::shared_ptr<i2p::crypto::CryptoKeyEncryptor> m_Encryptor; // for standardLS2
i2p::util::Mapping m_Properties;
};
// also called from Streaming.cpp