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#ifdef __cplusplus
extern "C" {
#endif
#ifndef _ETSOCKET_H_
#define _ETSOCKET_H_
#include "etDatatypes.h"
/*
* Data structure representing an etSocket
* etSocket is used to establish a tcp connection
* Must be initialized with etSocket_construct and cleaned up with etSocket_destruct
*/
typedef struct {
etOSSocketData socket;
}
etSocket;
/*
* Data structure representing an etServerSocket
* etServerSocket can open a port that clients can connect to via tcp
* Must be initialized with etServerSocket_construct and cleaned up with etServerSocket_destruct
*/
typedef struct {
etOSSocketData serverSocket;
}
etServerSocket;
/*
* Constructs a new etSocket and connects to the specified host
* @param self: pointer to etSocket
* @param address: address of the host to connect to
* @param port: port of the host
* @return: 0 on success
*/
int etSocket_construct(etSocket* self, const char* address, short port);
/*
* Destructs the etSocket
* @param self: pointer to etSocket
* @return: 0 on success
*/
int etSocket_destruct(etSocket* self);
/*
* Receives data from an etSocket
* @param self: pointer to etSocket
* @param buffer: buffer for received data
* @param length: max length of received data
* @return: length of received data, -1 when failed
*/
int etSocket_recv(etSocket* self, uint8* buffer, size_t length);
/*
* Sends data over the etSocket
* @param self: pointer to etSocket
* @param buffer: buffer that holds the data to be sent
* @param length: length of the data
* @return: length of sent data, -1 when failed
*/
int etSocket_send(etSocket* self, uint8* buffer, size_t length);
/*
* Constructs a new etServerSocket and starts to listen on the specified port
* @param self: pointer to etServerSocket
* @param port: port number
* @return: 0 on success
*/
int etServerSocket_construct(etServerSocket* self, short port);
/*
* Destructs an etServerSocket
* @param self: pointer to etServerSocket
* @return: 0 on success
*/
int etServerSocket_destruct(etServerSocket* self);
/*
* Accepts a new connection
* @param self: pointer to etServerSocket
* @param socket: pointer to the etSocket for the new connection
*/
int etServerSocket_accept(etServerSocket* self, etSocket* socket);
#endif /* _ETSOCKET_H_ */
#ifdef __cplusplus
}
#endif
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