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handle Phase3 in two steps

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orignal 2014-11-25 12:33:51 -05:00
parent 1e81652a62
commit de14f8dcd7
2 changed files with 85 additions and 53 deletions
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13
NTCPSession.h
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@ -35,21 +35,13 @@ namespace transport
uint8_t filler[12];
} encrypted;
};
struct NTCPPhase3
{
uint16_t size;
i2p::data::Identity ident;
uint32_t timestamp;
uint8_t padding[15];
uint8_t signature[40];
};
#pragma pack()
const size_t NTCP_MAX_MESSAGE_SIZE = 16384;
const size_t NTCP_BUFFER_SIZE = 1040; // fits one tunnel message (1028)
const int NTCP_TERMINATION_TIMEOUT = 120; // 2 minutes
const size_t NTCP_DEFAULT_PHASE3_SIZE = 2/*size*/ + i2p::data::DEFAULT_IDENTITY_SIZE/*387*/ + 4/*ts*/ + 15/*padding*/ + 40/*signature*/; // 428
class NTCPSession: public TransportSession
{
@ -92,6 +84,8 @@ namespace transport
void HandlePhase1Received (const boost::system::error_code& ecode, std::size_t bytes_transferred);
void HandlePhase2Sent (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB);
void HandlePhase3Received (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB);
void HandlePhase3ExtraReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB, size_t paddingLen);
void HandlePhase3 (uint32_t tsB, size_t paddingLen);
void HandlePhase4Sent (const boost::system::error_code& ecode, std::size_t bytes_transferred);
// common
@ -121,7 +115,6 @@ namespace transport
{
NTCPPhase1 phase1;
NTCPPhase2 phase2;
NTCPPhase3 phase3;
} * m_Establisher;
i2p::crypto::AESAlignedBuffer<NTCP_BUFFER_SIZE + 16> m_ReceiveBuffer;