46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
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#ifndef ISOCKET_H
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#define ISOCKET_H
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#include "BasicTypes.h"
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class IJob;
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class CString;
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class ISocket {
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public:
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// d'tor closes the socket
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ISocket() { }
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virtual ~ISocket() { }
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// manipulators
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// set the job to invoke when the socket is readable or writable.
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// a socket that has connected after a call to connect() becomes
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// writable. a socket that is ready to accept a connection after
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// a call to listen() becomes readable. the socket returned by
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// accept() does not have any jobs assigned to it.
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virtual void setReadJob(IJob* adoptedJob) = 0;
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virtual void setWriteJob(IJob* adoptedJob) = 0;
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// open/close. connect() begins connecting to the given host but
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// doesn't wait for the connection to complete. listen() begins
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// listening on the given interface and port; if hostname is
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// empty then listen on all interfaces. accept() waits for a
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// connection on the listening interface and returns a new
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// socket for the connection.
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virtual void connect(const CString& hostname, UInt16 port) = 0;
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virtual void listen(const CString& hostname, UInt16 port) = 0;
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virtual ISocket* accept() = 0;
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// read data from socket. returns without waiting if not enough
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// data is available. returns the number of bytes actually read,
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// which is zero if there were no bytes to read and -1 if the
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// remote end of the socket has disconnected.
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virtual SInt32 read(void* buffer, SInt32 numBytes) = 0;
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// write data to socket. waits until all data has been written.
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virtual void write(const void* buffer, SInt32 numBytes) = 0;
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};
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#endif
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