linux-user/socket.h

#if defined(TARGET_MIPS)
	// MIPS special values for constants

	/*
	 * For setsockopt(2)
	 *
	 * This defines are ABI conformant as far as Linux supports these ...
	 */
	#define TARGET_SOL_SOCKET      0xffff

	#define TARGET_SO_DEBUG        0x0001  /* Record debugging information.  */
	#define TARGET_SO_REUSEADDR    0x0004  /* Allow reuse of local addresses.  */
	#define TARGET_SO_KEEPALIVE    0x0008  /* Keep connections alive and send
					  SIGPIPE when they die.  */
	#define TARGET_SO_DONTROUTE    0x0010  /* Don't do local routing.  */
	#define TARGET_SO_BROADCAST    0x0020  /* Allow transmission of
					  broadcast messages.  */
	#define TARGET_SO_LINGER       0x0080  /* Block on close of a reliable
					  socket to transmit pending data.  */
	#define TARGET_SO_OOBINLINE 0x0100     /* Receive out-of-band data in-band.  */
	#if 0
	To add: #define TARGET_SO_REUSEPORT 0x0200     /* Allow local address and port reuse.  */
	#endif

	#define TARGET_SO_TYPE         0x1008  /* Compatible name for SO_STYLE.  */
	#define TARGET_SO_STYLE        SO_TYPE /* Synonym */
	#define TARGET_SO_ERROR        0x1007  /* get error status and clear */
	#define TARGET_SO_SNDBUF       0x1001  /* Send buffer size. */
	#define TARGET_SO_RCVBUF       0x1002  /* Receive buffer. */
	#define TARGET_SO_SNDLOWAT     0x1003  /* send low-water mark */
	#define TARGET_SO_RCVLOWAT     0x1004  /* receive low-water mark */
	#define TARGET_SO_SNDTIMEO     0x1005  /* send timeout */
	#define TARGET_SO_RCVTIMEO     0x1006  /* receive timeout */
	#define TARGET_SO_ACCEPTCONN   0x1009

	/* linux-specific, might as well be the same as on i386 */
	#define TARGET_SO_NO_CHECK     11
	#define TARGET_SO_PRIORITY     12
	#define TARGET_SO_BSDCOMPAT    14

	#define TARGET_SO_PASSCRED     17
	#define TARGET_SO_PEERCRED     18

	/* Security levels - as per NRL IPv6 - don't actually do anything */
	#define TARGET_SO_SECURITY_AUTHENTICATION              22
	#define TARGET_SO_SECURITY_ENCRYPTION_TRANSPORT        23
	#define TARGET_SO_SECURITY_ENCRYPTION_NETWORK          24

	#define TARGET_SO_BINDTODEVICE         25

	/* Socket filtering */
	#define TARGET_SO_ATTACH_FILTER        26
	#define TARGET_SO_DETACH_FILTER        27

	#define TARGET_SO_PEERNAME             28
	#define TARGET_SO_TIMESTAMP            29
	#define SCM_TIMESTAMP          SO_TIMESTAMP

	#define TARGET_SO_PEERSEC              30
	#define TARGET_SO_SNDBUFFORCE          31
	#define TARGET_SO_RCVBUFFORCE          33

	/** sock_type - Socket types
	 *
	 * Please notice that for binary compat reasons MIPS has to
	 * override the enum sock_type in include/linux/net.h, so
	 * we define ARCH_HAS_SOCKET_TYPES here.
	 *
	 * @SOCK_DGRAM - datagram (conn.less) socket
	 * @SOCK_STREAM - stream (connection) socket
	 * @SOCK_RAW - raw socket
	 * @SOCK_RDM - reliably-delivered message
	 * @SOCK_SEQPACKET - sequential packet socket
	 * @SOCK_PACKET - linux specific way of getting packets at the dev level.
	 *               For writing rarp and other similar things on the user level.
	 */
	enum sock_type {
	       TARGET_SOCK_DGRAM       = 1,
	       TARGET_SOCK_STREAM      = 2,
	       TARGET_SOCK_RAW = 3,
	       TARGET_SOCK_RDM = 4,
	       TARGET_SOCK_SEQPACKET   = 5,
	       TARGET_SOCK_DCCP        = 6,
	       TARGET_SOCK_PACKET      = 10,
	};

	#define TARGET_SOCK_MAX (SOCK_PACKET + 1)

#elif defined(TARGET_ALPHA)

    /* For setsockopt(2) */
    #define TARGET_SOL_SOCKET   0xffff

    #define TARGET_SO_DEBUG 0x0001
    #define TARGET_SO_REUSEADDR 0x0004
    #define TARGET_SO_KEEPALIVE 0x0008
    #define TARGET_SO_DONTROUTE 0x0010
    #define TARGET_SO_BROADCAST 0x0020
    #define TARGET_SO_LINGER    0x0080
    #define TARGET_SO_OOBINLINE 0x0100
    /* To add :#define TARGET_SO_REUSEPORT 0x0200 */

    #define TARGET_SO_TYPE      0x1008
    #define TARGET_SO_ERROR 0x1007
    #define TARGET_SO_SNDBUF    0x1001
    #define TARGET_SO_RCVBUF    0x1002
    #define TARGET_SO_SNDBUFFORCE   0x100a
    #define TARGET_SO_RCVBUFFORCE   0x100b
    #define TARGET_SO_RCVLOWAT  0x1010
    #define TARGET_SO_SNDLOWAT  0x1011
    #define TARGET_SO_RCVTIMEO  0x1012
    #define TARGET_SO_SNDTIMEO  0x1013
    #define TARGET_SO_ACCEPTCONN    0x1014
    #define TARGET_SO_PROTOCOL  0x1028
    #define TARGET_SO_DOMAIN    0x1029

    /* linux-specific, might as well be the same as on i386 */
    #define TARGET_SO_NO_CHECK  11
    #define TARGET_SO_PRIORITY  12
    #define TARGET_SO_BSDCOMPAT 14

    #define TARGET_SO_PASSCRED  17
    #define TARGET_SO_PEERCRED  18
    #define TARGET_SO_BINDTODEVICE 25

    /* Socket filtering */
    #define TARGET_SO_ATTACH_FILTER        26
    #define TARGET_SO_DETACH_FILTER        27

    #define TARGET_SO_PEERNAME      28
    #define TARGET_SO_TIMESTAMP     29
    #define TARGET_SCM_TIMESTAMP        TARGET_SO_TIMESTAMP

    #define TARGET_SO_PEERSEC       30
    #define TARGET_SO_PASSSEC       34
    #define TARGET_SO_TIMESTAMPNS       35
    #define TARGET_SCM_TIMESTAMPNS      TARGET_SO_TIMESTAMPNS

    /* Security levels - as per NRL IPv6 - don't actually do anything */
    #define TARGET_SO_SECURITY_AUTHENTICATION       19
    #define TARGET_SO_SECURITY_ENCRYPTION_TRANSPORT 20
    #define TARGET_SO_SECURITY_ENCRYPTION_NETWORK       21

    #define TARGET_SO_MARK          36

    #define TARGET_SO_TIMESTAMPING      37
    #define TARGET_SCM_TIMESTAMPING TARGET_SO_TIMESTAMPING

    #define TARGET_SO_RXQ_OVFL             40

    #define TARGET_SO_WIFI_STATUS       41
    #define TARGET_SCM_WIFI_STATUS      TARGET_SO_WIFI_STATUS
    #define TARGET_SO_PEEK_OFF      42

    /* Instruct lower device to use last 4-bytes of skb data as FCS */
    #define TARGET_SO_NOFCS     43

#else

	/* For setsockopt(2) */
	#define TARGET_SOL_SOCKET      1

	#define TARGET_SO_DEBUG        1
	#define TARGET_SO_REUSEADDR    2
	#define TARGET_SO_TYPE         3
	#define TARGET_SO_ERROR        4
	#define TARGET_SO_DONTROUTE    5
	#define TARGET_SO_BROADCAST    6
	#define TARGET_SO_SNDBUF       7
	#define TARGET_SO_RCVBUF       8
	#define TARGET_SO_SNDBUFFORCE  32
	#define TARGET_SO_RCVBUFFORCE  33
	#define TARGET_SO_KEEPALIVE    9
	#define TARGET_SO_OOBINLINE    10
	#define TARGET_SO_NO_CHECK     11
	#define TARGET_SO_PRIORITY     12
	#define TARGET_SO_LINGER       13
	#define TARGET_SO_BSDCOMPAT    14
	/* To add :#define TARGET_SO_REUSEPORT 15 */
#if defined(TARGET_PPC)
	#define TARGET_SO_RCVLOWAT     16
	#define TARGET_SO_SNDLOWAT     17
	#define TARGET_SO_RCVTIMEO     18
	#define TARGET_SO_SNDTIMEO     19
	#define TARGET_SO_PASSCRED     20
	#define TARGET_SO_PEERCRED     21
#else
	#define TARGET_SO_PASSCRED     16
	#define TARGET_SO_PEERCRED     17
	#define TARGET_SO_RCVLOWAT     18
	#define TARGET_SO_SNDLOWAT     19
	#define TARGET_SO_RCVTIMEO     20
	#define TARGET_SO_SNDTIMEO     21
#endif

	/* Security levels - as per NRL IPv6 - don't actually do anything */
	#define TARGET_SO_SECURITY_AUTHENTICATION              22
	#define TARGET_SO_SECURITY_ENCRYPTION_TRANSPORT        23
	#define TARGET_SO_SECURITY_ENCRYPTION_NETWORK          24

	#define TARGET_SO_BINDTODEVICE 25

	/* Socket filtering */
	#define TARGET_SO_ATTACH_FILTER        26
	#define TARGET_SO_DETACH_FILTER        27

	#define TARGET_SO_PEERNAME             28
	#define TARGET_SO_TIMESTAMP            29
	#define TARGET_SCM_TIMESTAMP           TARGET_SO_TIMESTAMP

	#define TARGET_SO_ACCEPTCONN           30

	#define TARGET_SO_PEERSEC              31

#endif