release/4.1.1

1 files changed, 0 insertions, 904 deletions

diff --git a/sys/compat/linux/linux_socket.c b/sys/compat/linux/linux_socket.c
deleted file mode 100644
index b7c9b7da84600..0000000000000
--- a/sys/compat/linux/linux_socket.c
+++ /dev/null
@@ -1,904 +0,0 @@
-/*-
- * Copyright (c) 1995 Søren Schmidt
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer 
- *    in this position and unchanged.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software withough specific prior written permission
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-/* XXX we use functions that might not exist. */
-#include "opt_compat.h"
-
-#ifndef COMPAT_43
-#error "Unable to compile Linux-emulator due to missing COMPAT_43 option!"
-#endif
-
-#include <sys/param.h>
-#include <sys/proc.h>
-#include <sys/systm.h>
-#include <sys/sysproto.h>
-#include <sys/fcntl.h>
-#include <sys/socket.h>
-#include <sys/uio.h>
-
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-#include <netinet/ip.h>
-
-#include <machine/../linux/linux.h>
-#include <machine/../linux/linux_proto.h>
-#include <compat/linux/linux_util.h>
-
-static int
-linux_to_bsd_domain(int domain)
-{
-
-	switch (domain) {
-	case LINUX_AF_UNSPEC:
-		return (AF_UNSPEC);
-	case LINUX_AF_UNIX:
-		return (AF_LOCAL);
-	case LINUX_AF_INET:
-		return (AF_INET);
-	case LINUX_AF_AX25:
-		return (AF_CCITT);
-	case LINUX_AF_IPX:
-		return (AF_IPX);
-	case LINUX_AF_APPLETALK:
-		return (AF_APPLETALK);
-	}
-	return (-1);
-}
-
-static int
-linux_to_bsd_sockopt_level(int level)
-{
-
-	switch (level) {
-	case LINUX_SOL_SOCKET:
-		return (SOL_SOCKET);
-	}
-	return (level);
-}
-
-static int
-linux_to_bsd_ip_sockopt(int opt)
-{
-
-	switch (opt) {
-	case LINUX_IP_TOS:
-		return (IP_TOS);
-	case LINUX_IP_TTL:
-		return (IP_TTL);
-	case LINUX_IP_OPTIONS:
-		return (IP_OPTIONS);
-	case LINUX_IP_MULTICAST_IF:
-		return (IP_MULTICAST_IF);
-	case LINUX_IP_MULTICAST_TTL:
-		return (IP_MULTICAST_TTL);
-	case LINUX_IP_MULTICAST_LOOP:
-		return (IP_MULTICAST_LOOP);
-	case LINUX_IP_ADD_MEMBERSHIP:
-		return (IP_ADD_MEMBERSHIP);
-	case LINUX_IP_DROP_MEMBERSHIP:
-		return (IP_DROP_MEMBERSHIP);
-	case LINUX_IP_HDRINCL:
-		return (IP_HDRINCL);
-	}
-	return (-1);
-}
-
-static int
-linux_to_bsd_so_sockopt(int opt)
-{
-
-	switch (opt) {
-	case LINUX_SO_DEBUG:
-		return (SO_DEBUG);
-	case LINUX_SO_REUSEADDR:
-		return (SO_REUSEADDR);
-	case LINUX_SO_TYPE:
-		return (SO_TYPE);
-	case LINUX_SO_ERROR:
-		return (SO_ERROR);
-	case LINUX_SO_DONTROUTE:
-		return (SO_DONTROUTE);
-	case LINUX_SO_BROADCAST:
-		return (SO_BROADCAST);
-	case LINUX_SO_SNDBUF:
-		return (SO_SNDBUF);
-	case LINUX_SO_RCVBUF:
-		return (SO_RCVBUF);
-	case LINUX_SO_KEEPALIVE:
-		return (SO_KEEPALIVE);
-	case LINUX_SO_OOBINLINE:
-		return (SO_OOBINLINE);
-	case LINUX_SO_LINGER:
-		return (SO_LINGER);
-	}
-	return (-1);
-}
-
-/* Return 0 if IP_HDRINCL is set for the given socket. */
-static int
-linux_check_hdrincl(struct proc *p, int s)
-{
-	struct getsockopt_args /* {
-		int s;
-		int level;
-		int name;
-		caddr_t val;
-		int *avalsize;
-	} */ bsd_args;
-	int error;
-	caddr_t sg, val, valsize;
-	int size_val = sizeof val;
-	int optval;
-
-	sg = stackgap_init();
-	val = stackgap_alloc(&sg, sizeof(int));
-	valsize = stackgap_alloc(&sg, sizeof(int));
-
-	if ((error = copyout(&size_val, valsize, sizeof(size_val))))
-		return (error);
-
-	bsd_args.s = s;
-	bsd_args.level = IPPROTO_IP;
-	bsd_args.name = IP_HDRINCL;
-	bsd_args.val = val;
-	bsd_args.avalsize = (int *)valsize;
-	if ((error = getsockopt(p, &bsd_args)))
-		return (error);
-
-	if ((error = copyin(val, &optval, sizeof(optval))))
-		return (error);
-
-	return (optval == 0);
-}
-
-/*
- * Updated sendto() when IP_HDRINCL is set:
- * tweak endian-dependent fields in the IP packet.
- */
-static int
-linux_sendto_hdrincl(struct proc *p, struct sendto_args *bsd_args)
-{
-/*
- * linux_ip_copysize defines how many bytes we should copy
- * from the beginning of the IP packet before we customize it for BSD.
- * It should include all the fields we modify (ip_len and ip_off)
- * and be as small as possible to minimize copying overhead.
- */
-#define linux_ip_copysize	8
-
-	caddr_t sg;
-	struct ip *packet;
-	struct msghdr *msg;
-	struct iovec *iov;
-
-	int error;
-	struct  sendmsg_args /* {
-		int s;
-		caddr_t msg;
-		int flags;
-	} */ sendmsg_args;
-
-	/* Check the packet isn't too small before we mess with it */
-	if (bsd_args->len < linux_ip_copysize)
-		return (EINVAL);
-
-	/*
-	 * Tweaking the user buffer in place would be bad manners.
-	 * We create a corrected IP header with just the needed length,
-	 * then use an iovec to glue it to the rest of the user packet
-	 * when calling sendmsg().
-	 */
-	sg = stackgap_init();
-	packet = (struct ip *)stackgap_alloc(&sg, linux_ip_copysize);
-	msg = (struct msghdr *)stackgap_alloc(&sg, sizeof(*msg));
-	iov = (struct iovec *)stackgap_alloc(&sg, sizeof(*iov)*2);
-
-	/* Make a copy of the beginning of the packet to be sent */
-	if ((error = copyin(bsd_args->buf, packet, linux_ip_copysize)))
-		return (error);
-
-	/* Convert fields from Linux to BSD raw IP socket format */
-	packet->ip_len = bsd_args->len;
-	packet->ip_off = ntohs(packet->ip_off);
-
-	/* Prepare the msghdr and iovec structures describing the new packet */
-	msg->msg_name = bsd_args->to;
-	msg->msg_namelen = bsd_args->tolen;
-	msg->msg_iov = iov;
-	msg->msg_iovlen = 2;
-	msg->msg_control = NULL;
-	msg->msg_controllen = 0;
-	msg->msg_flags = 0;
-	iov[0].iov_base = (char *)packet;
-	iov[0].iov_len = linux_ip_copysize;
-	iov[1].iov_base = (char *)(bsd_args->buf) + linux_ip_copysize;
-	iov[1].iov_len = bsd_args->len - linux_ip_copysize;
-
-	sendmsg_args.s = bsd_args->s;
-	sendmsg_args.msg = (caddr_t)msg;
-	sendmsg_args.flags = bsd_args->flags;
-	return (sendmsg(p, &sendmsg_args));
-}
-
-struct linux_socket_args {
-	int domain;
-	int type;
-	int protocol;
-};
-
-static int
-linux_socket(struct proc *p, struct linux_socket_args *args)
-{
-	struct linux_socket_args linux_args;
-	struct socket_args /* {
-		int domain;
-		int type;
-		int protocol;
-	} */ bsd_args;
-	int error;
-	int retval_socket;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.protocol = linux_args.protocol;
-	bsd_args.type = linux_args.type;
-	bsd_args.domain = linux_to_bsd_domain(linux_args.domain);
-	if (bsd_args.domain == -1)
-		return (EINVAL);
-
-	retval_socket = socket(p, &bsd_args);
-	if (bsd_args.type == SOCK_RAW
-	    && (bsd_args.protocol == IPPROTO_RAW || bsd_args.protocol == 0)
-	    && bsd_args.domain == AF_INET
-	    && retval_socket >= 0) {
-		/* It's a raw IP socket: set the IP_HDRINCL option. */
-		struct setsockopt_args /* {
-			int s;
-			int level;
-			int name;
-			caddr_t val;
-			int valsize;
-		} */ bsd_setsockopt_args;
-		caddr_t sg;
-		int *hdrincl;
-
-		sg = stackgap_init();
-		hdrincl = (int *)stackgap_alloc(&sg, sizeof(*hdrincl));
-		*hdrincl = 1;
-		bsd_setsockopt_args.s = p->p_retval[0];
-		bsd_setsockopt_args.level = IPPROTO_IP;
-		bsd_setsockopt_args.name = IP_HDRINCL;
-		bsd_setsockopt_args.val = (caddr_t)hdrincl;
-		bsd_setsockopt_args.valsize = sizeof(*hdrincl);
-		/* We ignore any error returned by setsockopt() */
-		setsockopt(p, &bsd_setsockopt_args);
-		/* Copy back the return value from socket() */
-		p->p_retval[0] = bsd_setsockopt_args.s;
-	}
-
-	return (retval_socket);
-}
-
-struct linux_bind_args {
-	int s;
-	struct sockaddr *name;
-	int namelen;
-};
-
-static int
-linux_bind(struct proc *p, struct linux_bind_args *args)
-{
-	struct linux_bind_args linux_args;
-	struct bind_args /* {
-		int s;
-		caddr_t name;
-		int namelen;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.name = (caddr_t)linux_args.name;
-	bsd_args.namelen = linux_args.namelen;
-	return (bind(p, &bsd_args));
-}
-
-struct linux_connect_args {
-	int s;
-	struct sockaddr * name;
-	int namelen;
-};
-
-static int
-linux_connect(struct proc *p, struct linux_connect_args *args)
-{
-	struct linux_connect_args linux_args;
-	struct connect_args /* {
-		int s;
-		caddr_t name;
-		int namelen;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.name = (caddr_t)linux_args.name;
-	bsd_args.namelen = linux_args.namelen;
-	error = connect(p, &bsd_args);
-	if (error == EISCONN) {
-		/*
-		 * Linux doesn't return EISCONN the first time it occurs,
-		 * when on a non-blocking socket. Instead it returns the
-		 * error getsockopt(SOL_SOCKET, SO_ERROR) would return on BSD.
-		 */
-		struct fcntl_args /* {
-			int fd;
-			int cmd;
-			int arg;
-		} */ bsd_fcntl_args;
-		struct getsockopt_args /* {
-			int s;
-			int level;
-			int name;
-			caddr_t val;
-			int *avalsize;
-		} */ bsd_getsockopt_args;
-		void *status, *statusl;
-		int stat, statl = sizeof stat;
-		caddr_t sg;
-
-		/* Check for non-blocking */
-		bsd_fcntl_args.fd = linux_args.s;
-		bsd_fcntl_args.cmd = F_GETFL;
-		bsd_fcntl_args.arg = 0;
-		error = fcntl(p, &bsd_fcntl_args);
-		if (error == 0 && (p->p_retval[0] & O_NONBLOCK)) {
-			sg = stackgap_init();
-			status = stackgap_alloc(&sg, sizeof stat);
-			statusl = stackgap_alloc(&sg, sizeof statusl);
-
-			if ((error = copyout(&statl, statusl, sizeof statl)))
-				return (error);
-
-			bsd_getsockopt_args.s = linux_args.s;
-			bsd_getsockopt_args.level = SOL_SOCKET;
-			bsd_getsockopt_args.name = SO_ERROR;
-			bsd_getsockopt_args.val = status;
-			bsd_getsockopt_args.avalsize = statusl;
-
-			error = getsockopt(p, &bsd_getsockopt_args);
-			if (error)
-				return (error);
-
-			if ((error = copyin(status, &stat, sizeof stat)))
-				return (error);
-
-			p->p_retval[0] = stat;
-			return (0);
-		}
-	}
-
-	return (error);
-}
-
-struct linux_listen_args {
-	int s;
-	int backlog;
-};
-
-static int
-linux_listen(struct proc *p, struct linux_listen_args *args)
-{
-	struct linux_listen_args linux_args;
-	struct listen_args /* {
-		int s;
-		int backlog;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.backlog = linux_args.backlog;
-	return (listen(p, &bsd_args));
-}
-
-struct linux_accept_args {
-	int s;
-	struct sockaddr *addr;
-	int *namelen;
-};
-
-static int
-linux_accept(struct proc *p, struct linux_accept_args *args)
-{
-	struct linux_accept_args linux_args;
-	struct accept_args /* {
-		int s;
-		caddr_t name;
-		int *anamelen;
-	} */ bsd_args;
-	struct fcntl_args /* {
-		int fd;
-		int cmd;
-		long arg;
-	} */ f_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.name = (caddr_t)linux_args.addr;
-	bsd_args.anamelen = linux_args.namelen;
-	error = oaccept(p, &bsd_args);
-	if (error)
-		return (error);
-
-	/*
-	 * linux appears not to copy flags from the parent socket to the
-	 * accepted one, so we must clear the flags in the new descriptor.
-	 * Ignore any errors, because we already have an open fd.
-	 */
-	f_args.fd = p->p_retval[0];
-	f_args.cmd = F_SETFL;
-	f_args.arg = 0;
-	(void)fcntl(p, &f_args);
-	p->p_retval[0] = f_args.fd;
-	return (0);
-}
-
-struct linux_getsockname_args {
-	int s;
-	struct sockaddr *addr;
-	int *namelen;
-};
-
-static int
-linux_getsockname(struct proc *p, struct linux_getsockname_args *args)
-{
-	struct linux_getsockname_args linux_args;
-	struct getsockname_args /* {
-		int fdes;
-		caddr_t asa;
-		int *alen;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.fdes = linux_args.s;
-	bsd_args.asa = (caddr_t) linux_args.addr;
-	bsd_args.alen = linux_args.namelen;
-	return (ogetsockname(p, &bsd_args));
-}
-
-struct linux_getpeername_args {
-	int s;
-	struct sockaddr *addr;
-	int *namelen;
-};
-
-static int
-linux_getpeername(struct proc *p, struct linux_getpeername_args *args)
-{
-	struct linux_getpeername_args linux_args;
-	struct ogetpeername_args /* {
-		int fdes;
-		caddr_t asa;
-		int *alen;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.fdes = linux_args.s;
-	bsd_args.asa = (caddr_t) linux_args.addr;
-	bsd_args.alen = linux_args.namelen;
-	return (ogetpeername(p, &bsd_args));
-}
-
-struct linux_socketpair_args {
-	int domain;
-	int type;
-	int protocol;
-	int *rsv;
-};
-
-static int
-linux_socketpair(struct proc *p, struct linux_socketpair_args *args)
-{
-	struct linux_socketpair_args linux_args;
-	struct socketpair_args /* {
-		int domain;
-		int type;
-		int protocol;
-		int *rsv;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.domain = linux_to_bsd_domain(linux_args.domain);
-	if (bsd_args.domain == -1)
-		return (EINVAL);
-
-	bsd_args.type = linux_args.type;
-	bsd_args.protocol = linux_args.protocol;
-	bsd_args.rsv = linux_args.rsv;
-	return (socketpair(p, &bsd_args));
-}
-
-struct linux_send_args {
-	int s;
-	void *msg;
-	int len;
-	int flags;
-};
-
-static int
-linux_send(struct proc *p, struct linux_send_args *args)
-{
-	struct linux_send_args linux_args;
-	struct osend_args /* {
-		int s;
-		caddr_t buf;
-		int len;
-		int flags;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.buf = linux_args.msg;
-	bsd_args.len = linux_args.len;
-	bsd_args.flags = linux_args.flags;
-	return (osend(p, &bsd_args));
-}
-
-struct linux_recv_args {
-	int s;
-	void *msg;
-	int len;
-	int flags;
-};
-
-static int
-linux_recv(struct proc *p, struct linux_recv_args *args)
-{
-	struct linux_recv_args linux_args;
-	struct orecv_args /* {
-		int s;
-		caddr_t buf;
-		int len;
-		int flags;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.buf = linux_args.msg;
-	bsd_args.len = linux_args.len;
-	bsd_args.flags = linux_args.flags;
-	return (orecv(p, &bsd_args));
-}
-
-struct linux_sendto_args {
-	int s;
-	void *msg;
-	int len;
-	int flags;
-	caddr_t to;
-	int tolen;
-};
-
-static int
-linux_sendto(struct proc *p, struct linux_sendto_args *args)
-{
-	struct linux_sendto_args linux_args;
-	struct sendto_args /* {
-		int s;
-		caddr_t buf;
-		size_t len;
-		int flags;
-		caddr_t to;
-		int tolen;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.buf = linux_args.msg;
-	bsd_args.len = linux_args.len;
-	bsd_args.flags = linux_args.flags;
-	bsd_args.to = linux_args.to;
-	bsd_args.tolen = linux_args.tolen;
-
-	if (linux_check_hdrincl(p, linux_args.s) == 0)
-		/* IP_HDRINCL set, tweak the packet before sending */
-		return (linux_sendto_hdrincl(p, &bsd_args));
-
-	return (sendto(p, &bsd_args));
-}
-
-struct linux_recvfrom_args {
-	int s;
-	void *buf;
-	int len;
-	int flags;
-	caddr_t from;
-	int *fromlen;
-};
-
-static int
-linux_recvfrom(struct proc *p, struct linux_recvfrom_args *args)
-{
-	struct linux_recvfrom_args linux_args;
-	struct recvfrom_args /* {
-		int s;
-		caddr_t buf;
-		size_t len;
-		int flags;
-		caddr_t from;
-		int *fromlenaddr;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.buf = linux_args.buf;
-	bsd_args.len = linux_args.len;
-	bsd_args.flags = linux_args.flags;
-	bsd_args.from = linux_args.from;
-	bsd_args.fromlenaddr = linux_args.fromlen;
-	return (orecvfrom(p, &bsd_args));
-}
-
-struct linux_shutdown_args {
-	int s;
-	int how;
-};
-
-static int
-linux_shutdown(struct proc *p, struct linux_shutdown_args *args)
-{
-	struct linux_shutdown_args linux_args;
-	struct shutdown_args /* {
-		int s;
-		int how;
-	} */ bsd_args;
-	int error;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.how = linux_args.how;
-	return (shutdown(p, &bsd_args));
-}
-
-struct linux_setsockopt_args {
-	int s;
-	int level;
-	int optname;
-	void *optval;
-	int optlen;
-};
-
-static int
-linux_setsockopt(struct proc *p, struct linux_setsockopt_args *args)
-{
-	struct linux_setsockopt_args linux_args;
-	struct setsockopt_args /* {
-		int s;
-		int level;
-		int name;
-		caddr_t val;
-		int valsize;
-	} */ bsd_args;
-	int error, name;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.level = linux_to_bsd_sockopt_level(linux_args.level);
-	switch (bsd_args.level) {
-	case SOL_SOCKET:
-		name = linux_to_bsd_so_sockopt(linux_args.optname);
-		break;
-	case IPPROTO_IP:
-		name = linux_to_bsd_ip_sockopt(linux_args.optname);
-		break;
-	case IPPROTO_TCP:
-		/* Linux TCP option values match BSD's */
-		name = linux_args.optname;
-		break;
-	default:
-		name = -1;
-		break;
-	}
-	if (name == -1)
-		return (EINVAL);
-
-	bsd_args.name = name;
-	bsd_args.val = linux_args.optval;
-	bsd_args.valsize = linux_args.optlen;
-	return (setsockopt(p, &bsd_args));
-}
-
-struct linux_getsockopt_args {
-	int s;
-	int level;
-	int optname;
-	void *optval;
-	int *optlen;
-};
-
-static int
-linux_getsockopt(struct proc *p, struct linux_getsockopt_args *args)
-{
-	struct linux_getsockopt_args linux_args;
-	struct getsockopt_args /* {
-		int s;
-		int level;
-		int name;
-		caddr_t val;
-		int *avalsize;
-	} */ bsd_args;
-	int error, name;
-
-	if ((error = copyin(args, &linux_args, sizeof(linux_args))))
-		return (error);
-
-	bsd_args.s = linux_args.s;
-	bsd_args.level = linux_to_bsd_sockopt_level(linux_args.level);
-	switch (bsd_args.level) {
-	case SOL_SOCKET:
-		name = linux_to_bsd_so_sockopt(linux_args.optname);
-		break;
-	case IPPROTO_IP:
-		name = linux_to_bsd_ip_sockopt(linux_args.optname);
-		break;
-	case IPPROTO_TCP:
-		/* Linux TCP option values match BSD's */
-		name = linux_args.optname;
-		break;
-	default:
-		name = -1;
-		break;
-	}
-	if (name == -1)
-		return (EINVAL);
-
-	bsd_args.name = name;
-	bsd_args.val = linux_args.optval;
-	bsd_args.avalsize = linux_args.optlen;
-	return (getsockopt(p, &bsd_args));
-}
-
-int
-linux_socketcall(struct proc *p, struct linux_socketcall_args *args)
-{
-
-	switch (args->what) {
-	case LINUX_SOCKET:
-		return (linux_socket(p, args->args));
-	case LINUX_BIND:
-		return (linux_bind(p, args->args));
-	case LINUX_CONNECT:
-		return (linux_connect(p, args->args));
-	case LINUX_LISTEN:
-		return (linux_listen(p, args->args));
-	case LINUX_ACCEPT:
-		return (linux_accept(p, args->args));
-	case LINUX_GETSOCKNAME:
-		return (linux_getsockname(p, args->args));
-	case LINUX_GETPEERNAME:
-		return (linux_getpeername(p, args->args));
-	case LINUX_SOCKETPAIR:
-		return (linux_socketpair(p, args->args));
-	case LINUX_SEND:
-		return (linux_send(p, args->args));
-	case LINUX_RECV:
-		return (linux_recv(p, args->args));
-	case LINUX_SENDTO:
-		return (linux_sendto(p, args->args));
-	case LINUX_RECVFROM:
-		return (linux_recvfrom(p, args->args));
-	case LINUX_SHUTDOWN:
-		return (linux_shutdown(p, args->args));
-	case LINUX_SETSOCKOPT:
-		return (linux_setsockopt(p, args->args));
-	case LINUX_GETSOCKOPT:
-		return (linux_getsockopt(p, args->args));
-	case LINUX_SENDMSG:
-		do {
-			int error;
-			int level;
-			caddr_t control;
-			struct {
-				int s;
-				const struct msghdr *msg;
-				int flags;
-			} *uap = args->args;
-
-			error = copyin(&uap->msg->msg_control, &control,
-			    sizeof(caddr_t));
-			if (error)
-				return (error);
-
-			if (control == NULL)
-				goto done;
-
-			error = copyin(&((struct cmsghdr*)control)->cmsg_level,
-			    &level, sizeof(int));
-			if (error)
-				return (error);
-
-			if (level == 1) {
-				/*
-				 * Linux thinks that SOL_SOCKET is 1; we know
-				 * that it's really 0xffff, of course.
-				 */
-				level = SOL_SOCKET;
-				error = copyout(&level,
-				    &((struct cmsghdr *)control)->cmsg_level,
-				    sizeof(int));
-				if (error)
-					return (error);
-			}
-		done:
-			return (sendmsg(p, args->args));
-		} while (0);
-	case LINUX_RECVMSG:
-		return (recvmsg(p, args->args));
-	}
-
-	uprintf("LINUX: 'socket' typ=%d not implemented\n", args->what);
-	return (ENOSYS);
-}