83 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			83 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
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								#ifndef SOCKET_H
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								#define SOCKET_H
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								/*=========================================================================*\
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								* Socket compatibilization module
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								* LuaSocket toolkit
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								*
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								* BSD Sockets and WinSock are similar, but there are a few irritating
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								* differences. Also, not all *nix platforms behave the same. This module
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								* (and the associated usocket.h and wsocket.h) factor these differences and
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								* creates a interface compatible with the io.h module.
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								\*=========================================================================*/
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								#include "io.h"
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								/*=========================================================================*\
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								* Platform specific compatibilization
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								\*=========================================================================*/
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								#ifdef _WIN32
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								#include "wsocket.h"
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								#else
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								#include "usocket.h"
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								#endif
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								/*=========================================================================*\
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								* The connect and accept functions accept a timeout and their
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								* implementations are somewhat complicated. We chose to move
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								* the timeout control into this module for these functions in
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								* order to simplify the modules that use them. 
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								\*=========================================================================*/
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								#include "timeout.h"
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								namespace NS_SLUA {    
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								/* we are lazy... */
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								typedef struct sockaddr SA;
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								/*=========================================================================*\
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								* Functions bellow implement a comfortable platform independent 
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								* interface to sockets
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								\*=========================================================================*/
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								int socket_open(void);
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								int socket_close(void);
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								void socket_destroy(p_socket ps);
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								void socket_shutdown(p_socket ps, int how); 
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								int socket_sendto(p_socket ps, const char *data, size_t count, 
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								        size_t *sent, SA *addr, socklen_t addr_len, p_timeout tm);
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								int socket_recvfrom(p_socket ps, char *data, size_t count, 
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								        size_t *got, SA *addr, socklen_t *addr_len, p_timeout tm);
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								void socket_setnonblocking(p_socket ps);
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								void socket_setblocking(p_socket ps);
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								int socket_waitfd(p_socket ps, int sw, p_timeout tm);
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								int socket_select(t_socket n, fd_set *rfds, fd_set *wfds, fd_set *efds, 
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								        p_timeout tm);
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								int socket_connect(p_socket ps, SA *addr, socklen_t addr_len, p_timeout tm); 
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								int socket_create(p_socket ps, int domain, int type, int protocol);
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								int socket_bind(p_socket ps, SA *addr, socklen_t addr_len); 
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								int socket_listen(p_socket ps, int backlog);
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								int socket_accept(p_socket ps, p_socket pa, SA *addr, 
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								        socklen_t *addr_len, p_timeout tm);
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								const char *socket_hoststrerror(int err);
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								const char *socket_gaistrerror(int err);
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								const char *socket_strerror(int err);
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								/* these are perfect to use with the io abstraction module 
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								   and the buffered input module */
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								int socket_send(p_socket ps, const char *data, size_t count, 
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								        size_t *sent, p_timeout tm);
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								int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm);
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								int socket_write(p_socket ps, const char *data, size_t count, 
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								        size_t *sent, p_timeout tm);
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								int socket_read(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm);
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								const char *socket_ioerror(p_socket ps, int err);
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								int socket_gethostbyaddr(const char *addr, socklen_t len, struct hostent **hp);
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								int socket_gethostbyname(const char *addr, struct hostent **hp);
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								} // end NS_SLUA
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								#endif /* SOCKET_H */
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