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publish multiple encryption keys

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orignal 2020-03-18 18:03:03 -04:00
parent 5da92437a1
commit f3b0e57a54
3 changed files with 23 additions and 9 deletions
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5
libi2pd/Destination.cpp
View file

@ -1149,10 +1149,11 @@ namespace client
else
{
// standard LS2 (type 3) first
auto keyLen = m_Decryptor ? m_Decryptor->GetPublicKeyLen () : 256;
uint16_t keyLen = m_Decryptor ? m_Decryptor->GetPublicKeyLen () : 256;
bool isPublishedEncrypted = GetLeaseSetType () == i2p::data::NETDB_STORE_TYPE_ENCRYPTED_LEASESET2;
auto ls2 = std::make_shared<i2p::data::LocalLeaseSet2> (i2p::data::NETDB_STORE_TYPE_STANDARD_LEASESET2,
m_Keys, m_EncryptionKeyType, keyLen, m_EncryptionPublicKey, tunnels, IsPublic (), isPublishedEncrypted);
m_Keys, i2p::data::LocalLeaseSet2::KeySections { {m_EncryptionKeyType, keyLen, m_EncryptionPublicKey} },
tunnels, IsPublic (), isPublishedEncrypted);
if (isPublishedEncrypted) // encrypt if type 5
ls2 = std::make_shared<i2p::data::LocalEncryptedLeaseSet2> (ls2, m_Keys, GetAuthType (), m_AuthKeys);
leaseSet = ls2;

18
libi2pd/LeaseSet.cpp
View file

@ -748,7 +748,7 @@ namespace data
}
LocalLeaseSet2::LocalLeaseSet2 (uint8_t storeType, const i2p::data::PrivateKeys& keys,
uint16_t keyType, uint16_t keyLen, const uint8_t * encryptionPublicKey,
const KeySections& encryptionKeys,
std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels,
bool isPublic, bool isPublishedEncrypted):
LocalLeaseSet (keys.GetPublic (), nullptr, 0)
@ -757,8 +757,11 @@ namespace data
// assume standard LS2
int num = tunnels.size ();
if (num > MAX_NUM_LEASES) num = MAX_NUM_LEASES;
size_t keySectionsLen = 0;
for (const auto& it: encryptionKeys)
keySectionsLen += 2/*key type*/ + 2/*key len*/ + it.keyLen/*key*/;
m_BufferLen = identity->GetFullLen () + 4/*published*/ + 2/*expires*/ + 2/*flag*/ + 2/*properties len*/ +
1/*num keys*/ + 2/*key type*/ + 2/*key len*/ + keyLen/*key*/ + 1/*num leases*/ + num*LEASE2_SIZE + keys.GetSignatureLen ();
1/*num keys*/ + keySectionsLen + 1/*num leases*/ + num*LEASE2_SIZE + keys.GetSignatureLen ();
uint16_t flags = 0;
if (keys.IsOfflineSignature ())
{
@ -789,10 +792,13 @@ namespace data
}
htobe16buf (m_Buffer + offset, 0); offset += 2; // properties len
// keys
m_Buffer[offset] = 1; offset++; // 1 key
htobe16buf (m_Buffer + offset, keyType); offset += 2; // key type
htobe16buf (m_Buffer + offset, keyLen); offset += 2; // key len
memcpy (m_Buffer + offset, encryptionPublicKey, keyLen); offset += keyLen; // key
m_Buffer[offset] = encryptionKeys.size (); offset++; // 1 key
for (const auto& it: encryptionKeys)
{
htobe16buf (m_Buffer + offset, it.keyType); offset += 2; // key type
htobe16buf (m_Buffer + offset, it.keyLen); offset += 2; // key len
memcpy (m_Buffer + offset, it.encryptionPublicKey, it.keyLen); offset += it.keyLen; // key
}
// leases
uint32_t expirationTime = 0; // in seconds
m_Buffer[offset] = num; offset++; // num leases

9
libi2pd/LeaseSet.h
View file

@ -231,8 +231,15 @@ namespace data
{
public:
struct KeySection
{
uint16_t keyType, keyLen;
const uint8_t * encryptionPublicKey;
};
typedef std::vector<KeySection> KeySections;
LocalLeaseSet2 (uint8_t storeType, const i2p::data::PrivateKeys& keys,
uint16_t keyType, uint16_t keyLen, const uint8_t * encryptionPublicKey,
const KeySections& encryptionKeys,
std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels,
bool isPublic, bool isPublishedEncrypted = false);
LocalLeaseSet2 (uint8_t storeType, std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len); // from I2CP