SCTPSocket.h

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#ifndef NET_SCTPSocket_h__
#define NET_SCTPSocket_h__
 
#include "SocketHandle.h"
#include "InternetSocket.h"
 
#include <netinet/in.h>
#include <netinet/sctp.h>
 
#include <vector>
#include <string>
 
namespace NET
{
    class SCTPSocket : public InternetSocket
    {
    public:
        typedef SocketHandle<SCTPSocket> Handle;
 
        enum abortFlag
        {
            ABORT = SCTP_ABORT,
            SHUTDOWN = SCTP_EOF,
            KEEPALIVE = 0
        };
 
        enum switchAddressFlag
        {
            KEEP_PRIMARY = 0,
            OVERRIDE_PRIMARY = SCTP_ADDR_OVER
        };
 
        enum receiveFlag
        {
        };
 
        SCTPSocket( uint16_t numOutStreams = 10, uint16_t maxInStreams = 65535, uint16_t maxAttempts = 4,
                    uint16_t maxInitTimeout = 0 /* TODO */);

        SCTPSocket( Handle handle);
 
        using InternetSocket::bind;
        int bind( const std::vector<std::string>& localAddresses, unsigned short localPort = 0);
 
        using InternetSocket::connect;
        int connect( const std::vector<std::string>& foreignAddresses, unsigned short foreignPort = 0);
 
        int state() const;
        int notAckedData() const;
        int pendingData() const;
        unsigned inStreams() const;
        unsigned outStreams() const;
        unsigned fragmentationPoint() const;
        std::string primaryAddress() const;
 
        using SimpleSocket::send;
        int send( const void* data, size_t length, uint16_t stream, unsigned ttl = 0, unsigned context = 0, unsigned ppid = 0,
                  abortFlag abort = KEEPALIVE, switchAddressFlag switchAddr = KEEP_PRIMARY);
 
        int sendUnordered( const void* data, size_t length, uint16_t stream, unsigned ttl = 0, unsigned context = 0,
                           unsigned ppid = 0, abortFlag abort = KEEPALIVE, switchAddressFlag switchAddr = KEEP_PRIMARY);
 
        using SimpleSocket::receive;
        int receive( void* data, size_t maxLen, uint16_t& stream);
        int receive( void* data, size_t maxLen, uint16_t& stream, receiveFlag& flag);
 
        using SimpleSocket::timedReceive;
        int timedReceive( void* data, size_t maxLen, uint16_t& stream, int timeout);
        int timedReceive( void* data, size_t maxLen, uint16_t& stream, receiveFlag& flag, int timeout);
 
        void listen( int backlog = 5);
        Handle accept() const;
        Handle timedAccept( int timeout) const;
 
    protected:
        void setInitValues( uint16_t ostr, uint16_t istr, uint16_t att, uint16_t time);
    };
 
} // namespace NET
 
#endif // NET_SCTPSocket_h__