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/* $Id$ */

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#ifndef NETWORK_CORE_OS_ABSTRACTION_H

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#define NETWORK_CORE_OS_ABSTRACTION_H

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/**

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 * @file os_abstraction.h Network stuff has many things that needs to be

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 *                        included and/or implemented by default.

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 *                        All those things are in this file.

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 */

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/* Include standard stuff per OS */

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#ifdef ENABLE_NETWORK

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/* Windows stuff */

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#if defined(WIN32) || defined(WIN64)

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#include <winsock2.h>

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#include <ws2tcpip.h>

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#include <windows.h>

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#if !(defined(__MINGW32__) || defined(__CYGWIN__))

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	/* Windows has some different names for some types */

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	typedef SSIZE_T ssize_t;

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	typedef int socklen_t;

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#endif

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#define GET_LAST_ERROR() WSAGetLastError()

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#define EWOULDBLOCK WSAEWOULDBLOCK

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/* Windows has some different names for some types */

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typedef unsigned long in_addr_t;

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#endif /* WIN32 */

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/* UNIX stuff */

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#if defined(UNIX)

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#	define SOCKET int

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#	define INVALID_SOCKET -1

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#	if !defined(__MORPHOS__) && !defined(__AMIGA__)

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#		define ioctlsocket ioctl

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#	if !defined(BEOS_NET_SERVER)

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#		define closesocket close

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#	endif

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#		define GET_LAST_ERROR() (errno)

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#	endif

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/* Need this for FIONREAD on solaris */

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#	define BSD_COMP

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/* Includes needed for UNIX-like systems */

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#	include <unistd.h>

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#	include <sys/ioctl.h>

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#	if defined(__BEOS__) && defined(BEOS_NET_SERVER)

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#		include <be/net/socket.h>

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#		include <be/kernel/OS.h> // snooze()

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#		include <be/net/netdb.h>

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		typedef unsigned long in_addr_t;

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#		define INADDR_NONE INADDR_BROADCAST

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#	else

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#		include <sys/socket.h>

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#		include <netinet/in.h>

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#		include <netinet/tcp.h>

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#		include <arpa/inet.h>

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#		include <net/if.h>

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/* According to glibc/NEWS, <ifaddrs.h> appeared in glibc-2.3. */

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#		if !defined(__sgi__) && !defined(SUNOS) && !defined(__MORPHOS__) && !defined(__BEOS__) && !defined(__INNOTEK_LIBC__) \

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		   && !(defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 2)) && !defined(__dietlibc__)

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/* If for any reason ifaddrs.h does not exist on your system, comment out

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 *   the following two lines and an alternative way will be used to fetch

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 *   the list of IPs from the system. */

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#			include <ifaddrs.h>

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#			define HAVE_GETIFADDRS

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#		endif

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#		if defined(SUNOS) || defined(__MORPHOS__) || defined(__BEOS__)

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#			define INADDR_NONE 0xffffffff

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#		endif

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#		if defined(__BEOS__) && !defined(BEOS_NET_SERVER)

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			/* needed on Zeta */

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#			include <sys/sockio.h>

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#		endif

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#	endif /* BEOS_NET_SERVER */

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#	if !defined(__BEOS__) && defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 1)

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		typedef uint32_t in_addr_t;

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#	endif

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#	include <errno.h>

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#	include <sys/time.h>

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#	include <netdb.h>

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#endif // UNIX

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#ifdef __BEOS__

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	typedef int socklen_t;

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#endif

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/* OS/2 stuff */

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#if defined(__OS2__)

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#	define SOCKET int

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#	define INVALID_SOCKET -1

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#	define ioctlsocket ioctl

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#	define closesocket close

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#	define GET_LAST_ERROR() (sock_errno())

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/* Includes needed for OS/2 systems */

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#	include <types.h>

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#	include <unistd.h>

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#	include <sys/ioctl.h>

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#	include <sys/socket.h>

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#	include <netinet/in.h>

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#	include <netinet/tcp.h>

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#	include <arpa/inet.h>

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#	include <net/if.h>

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#	include <errno.h>

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#	include <sys/time.h>

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#	include <netdb.h>

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#	include <nerrno.h>

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#	define INADDR_NONE 0xffffffff

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typedef int socklen_t;

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#if !defined(__INNOTEK_LIBC__)

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typedef unsigned long in_addr_t;

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#endif /* __INNOTEK_LIBC__ */

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#endif /* OS/2 */

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/* MorphOS and Amiga stuff */

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#if defined(__MORPHOS__) || defined(__AMIGA__)

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#	include <exec/types.h>

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#	include <proto/exec.h>   // required for Open/CloseLibrary()

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#	if defined(__MORPHOS__)

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#		include <sys/filio.h>  // FIO* defines

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#		include <sys/sockio.h> // SIO* defines

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#		include <netinet/in.h>

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#	else /* __AMIGA__ */

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#		include	<proto/socket.h>

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#	endif

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/* Make the names compatible */

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#	define closesocket(s) CloseSocket(s)

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#	define GET_LAST_ERROR() Errno()

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#	define ioctlsocket(s,request,status) IoctlSocket((LONG)s,(ULONG)request,(char*)status)

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#	define ioctl ioctlsocket

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	typedef unsigned int in_addr_t;

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	typedef long         socklen_t;

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	extern struct Library *SocketBase;

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#	ifdef __AMIGA__

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	/* for usleep() implementation */

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	extern struct Device      *TimerBase;

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	extern struct MsgPort     *TimerPort;

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	extern struct timerequest *TimerRequest;

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#	endif

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#endif // __MORPHOS__ || __AMIGA__

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static inline bool SetNonBlocking(int d)

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{

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#ifdef WIN32

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	u_long nonblocking = 1;

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#else

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	int nonblocking = 1;

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#endif

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#if defined(__BEOS__) && defined(BEOS_NET_SERVER)

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	return setsockopt(d, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(nonblocking)) == 0;

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#else

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	return ioctlsocket(d, FIONBIO, &nonblocking) == 0;

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#endif

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}

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static inline bool SetNoDelay(int d)

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{

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	/* XXX should this be done at all? */

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#if !defined(BEOS_NET_SERVER) // not implemented on BeOS net_server

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	int b = 1;

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	/* The (const char*) cast is needed for windows */

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	return setsockopt(d, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b)) == 0;

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#else

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	return true;

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#endif

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}

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#endif /* ENABLE_NETWORK */

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#endif /* NETWORK_CORE_OS_ABSTRACTION_H */