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stream recieve queue

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orignal 2014-01-10 20:21:38 -05:00
parent 54f2955e2f
commit 41ef22cf09
3 changed files with 92 additions and 14 deletions
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20
Streaming.h
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@ -4,6 +4,7 @@
#include <inttypes.h>
#include <map>
#include <cryptopp/dsa.h>
#include "Queue.h"
#include "Identity.h"
#include "LeaseSet.h"
#include "I2NPProtocol.h"
@ -25,26 +26,39 @@ namespace stream
const uint16_t PACKET_FLAG_NO_ACK = 0x0400;
const size_t STREAMING_MTU = 1730;
struct Packet
{
uint8_t buf[STREAMING_MTU];
size_t len, offset;
Packet (): len (0), offset (0) {};
uint8_t * GetBuffer () { return buf + offset; };
size_t GetLength () const { return len - offset; };
};
class StreamingDestination;
class Stream
{
public:
Stream (StreamingDestination * local, const i2p::data::LeaseSet * remote);
~Stream ();
uint32_t GetSendStreamID () const { return m_SendStreamID; };
uint32_t GetRecvStreamID () const { return m_RecvStreamID; };
const i2p::data::LeaseSet * GetRemoteLeaseSet () const { return m_RemoteLeaseSet; };
bool IsEstablished () const { return m_SendStreamID; };
void HandleNextPacket (const uint8_t * buf, size_t len);
void HandleNextPacket (Packet * packet);
size_t Send (uint8_t * buf, size_t len, int timeout); // timeout in seconds
size_t Receive (uint8_t * buf, size_t len, int timeout); // returns 0 if timeout expired
private:
uint32_t m_SendStreamID, m_RecvStreamID, m_SequenceNumber;
StreamingDestination * m_LocalDestination;
const i2p::data::LeaseSet * m_RemoteLeaseSet;
i2p::util::Queue<Packet> m_ReceiveQueue;
};
class StreamingDestination
@ -61,7 +75,7 @@ namespace stream
Stream * CreateNewStream (const i2p::data::LeaseSet * remote);
void DeleteStream (Stream * stream);
void HandleNextPacket (const uint8_t * buf, size_t len);
void HandleNextPacket (Packet * packet);
private: