/* sockwrap.h */

/* Berkley/WinSock socket API wrappers */

/* $Id: sockwrap.h,v 1.25 2004/11/03 06:05:49 rswindell Exp $ */

/****************************************************************************
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 *																			*
 * Copyright 2004 Rob Swindell - http://www.synchro.net/copyright.html		*
 *																			*
 * This library is free software; you can redistribute it and/or			*
 * modify it under the terms of the GNU Lesser General Public License		*
 * as published by the Free Software Foundation; either version 2			*
 * of the License, or (at your option) any later version.					*
 * See the GNU Lesser General Public License for more details: lgpl.txt or	*
 * http://www.fsf.org/copyleft/lesser.html									*
 *																			*
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 *																			*
 * Anonymous CVS access to the development source and modification history	*
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 *     (just hit return, no password is necessary)							*
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 ****************************************************************************/

#ifndef _SOCKWRAP_H
#define _SOCKWRAP_H

#include "gen_defs.h"	/* BOOL */

/***************/
/* OS-specific */
/***************/
#if defined(_WIN32)		/* Use WinSock */

#include <winsock.h>	/* socket/bind/etc. */

/* Let's agree on a standard WinSock symbol here, people */
#ifndef _WINSOCKAPI_
#define _WINSOCKAPI_	
#endif

#elif defined __unix__		/* Unix-variant */
							
#include <netdb.h>			/* gethostbyname */
#include <sys/types.h>		/* For u_int32_t on FreeBSD */
#include <netinet/in.h>		/* IPPROTO_IP */
/* define _BSD_SOCKLEN_T_ in order to define socklen_t on darwin */
#ifdef __DARWIN__
#define _BSD_SOCKLEN_T_	int
#endif
#include <sys/socket.h>		/* socket/bind/etc. */
#include <sys/time.h>		/* struct timeval */
#include <arpa/inet.h>		/* inet_ntoa */
#include <netinet/tcp.h>	/* TCP_NODELAY */
#include <unistd.h>			/* close */
#if defined(__solaris__)
	#include <sys/filio.h>  /* FIONBIO */
	#define INADDR_NONE -1L
#else
	#include <sys/ioctl.h>	/* FIONBIO */
#endif

#endif

#include <errno.h>		/* errno */

/**********************************/
/* Socket Implementation-specific */
/**********************************/
#if defined(_WINSOCKAPI_)

#undef  EINTR
#define EINTR			(WSAEINTR-WSABASEERR)
#undef  ENOTSOCK
#define ENOTSOCK		(WSAENOTSOCK-WSABASEERR)
#undef  EMSGSIZE
#define EMSGSIZE		(WSAEMSGSIZE-WSABASEERR)
#undef  EWOULDBLOCK
#define EWOULDBLOCK		(WSAEWOULDBLOCK-WSABASEERR)

#define EPROTOTYPE		(WSAEPROTOTYPE-WSABASEERR)
#define ENOPROTOOPT		(WSAENOPROTOOPT-WSABASEERR)
#define EPROTONOSUPPORT	(WSAEPROTONOSUPPORT-WSABASEERR)
#define ESOCKTNOSUPPORT	(WSAESOCKTNOSUPPORT-WSABASEERR)
#define EOPNOTSUPP		(WSAEOPNOTSUPP-WSABASEERR)
#define EPFNOSUPPORT	(WSAEPFNOSUPPORT-WSABASEERR)
#define EAFNOSUPPORT	(WSAEAFNOSUPPORT-WSABASEERR)

#undef  EADDRINUSE
#define EADDRINUSE		(WSAEADDRINUSE-WSABASEERR)
#undef  EADDRNOTAVAIL
#define EADDRNOTAVAIL	(WSAEADDRNOTAVAIL-WSABASEERR)
#undef  ECONNABORTED
#define ECONNABORTED	(WSAECONNABORTED-WSABASEERR)
#undef  ECONNRESET
#define ECONNRESET		(WSAECONNRESET-WSABASEERR)
#undef  ENOBUFS
#define ENOBUFS			(WSAENOBUFS-WSABASEERR)
#undef  EISCONN
#define EISCONN			(WSAEISCONN-WSABASEERR)
#undef  ENOTCONN
#define ENOTCONN		(WSAENOTCONN-WSABASEERR)
#undef  ESHUTDOWN
#define ESHUTDOWN		(WSAESHUTDOWN-WSABASEERR)
#undef  ETIMEDOUT
#define ETIMEDOUT		(WSAETIMEDOUT-WSABASEERR)
#undef  ECONNREFUSED
#define ECONNREFUSED	(WSAECONNREFUSED-WSABASEERR)
#undef	EINPROGRESS
#define EINPROGRESS		(WSAEINPROGRESS-WSABASEERR)

#define s_addr			S_un.S_addr

#define socklen_t		int

static  wsa_error;
#define ERROR_VALUE		((wsa_error=WSAGetLastError())>0 ? wsa_error-WSABASEERR : wsa_error)
#define sendsocket(s,b,l)	send(s,b,l,0)

#else	/* BSD sockets */

/* WinSock-isms */
#define HOSTENT			struct hostent
#define IN_ADDR			struct in_addr
#define SOCKADDR		struct sockaddr
#define SOCKADDR_IN		struct sockaddr_in
#define LINGER			struct linger
#define SOCKET			int
#define SOCKET_ERROR	-1
#define INVALID_SOCKET  (SOCKET)(~0)
#define closesocket		close
#define ioctlsocket		ioctl
#define ERROR_VALUE		errno
#define sendsocket		write		/* FreeBSD send() is broken */

#endif	/* __unix__ */

#ifdef __cplusplus
extern "C" {
#endif

int		sendfilesocket(int sock, int file, long *offset, long count);
int		recvfilesocket(int sock, int file, long *offset, long count);
BOOL	socket_check(SOCKET sock, BOOL* rd_p, BOOL* wr_p, DWORD timeout);
int 	retry_bind(SOCKET s, const struct sockaddr *addr, socklen_t addrlen
				   ,uint retries, uint wait_secs, const char* prot
				   ,int (*lprintf)(int level, char *fmt, ...));

#ifdef __cplusplus
}
#endif

#ifndef SHUT_RDWR
#define SHUT_RDWR		2	/* for shutdown() */
#endif

#ifndef IPPORT_HTTP
#define IPPORT_HTTP		80
#endif
#ifndef IPPORT_FTP
#define IPPORT_FTP		21
#endif
#ifndef IPPORT_TELNET
#define IPPORT_TELNET	23
#endif
#ifndef IPPORT_SMTP
#define IPPORT_SMTP		25
#endif
#ifndef IPPORT_POP3
#define IPPORT_POP3		110
#endif

#endif	/* Don't add anything after this line */
