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/* $NetBSD: linux32_socketcall.c,v 1.4 2007/08/15 12:07:30 ad Exp $ */
/*-
* Copyright (c) 2006 Emmanuel Dreyfus, 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.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Emmanuel Dreyfus
* 4. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: linux32_socketcall.c,v 1.4 2007/08/15 12:07:30 ad Exp $");
#include "opt_ktrace.h"
#include <sys/types.h>
#include <sys/param.h>
#include <sys/time.h>
#include <sys/proc.h>
#include <sys/ucred.h>
#include <sys/ktrace.h>
#include <compat/netbsd32/netbsd32.h>
#include <compat/netbsd32/netbsd32_syscallargs.h>
#include <compat/linux/common/linux_types.h>
#include <compat/linux/common/linux_signal.h>
#include <compat/linux/linux_syscallargs.h>
#include <compat/linux32/common/linux32_types.h>
#include <compat/linux32/common/linux32_signal.h>
#include <compat/linux32/common/linux32_machdep.h>
#include <compat/linux32/common/linux32_sysctl.h>
#include <compat/linux32/common/linux32_socketcall.h>
#include <compat/linux32/linux32_syscallargs.h>
#define s(f) sizeof(struct s1(f))
#define s1(f) f ## _args
static const struct {
const char *name;
int argsize;
int (*syscall)(struct lwp *, void *, register_t *);
} linux32_socketcall[LINUX32_MAX_SOCKETCALL+1] = {
{"invalid", -1, NULL},
{"socket", s(linux32_sys_socket), linux32_sys_socket},
{"bind", s(linux32_sys_bind), linux32_sys_bind},
{"connect", s(linux32_sys_connect), linux32_sys_connect},
{"listen", s(netbsd32_listen), netbsd32_listen},
{"accept", s(linux32_sys_accept), linux32_sys_accept},
{"getsockname", s(linux32_sys_getsockname), linux32_sys_getsockname},
{"getpeername", s(linux32_sys_getpeername), linux32_sys_getpeername},
{"socketpair", s(linux32_sys_socketpair), linux32_sys_socketpair},
{"send", s(linux32_sys_send), linux32_sys_send},
{"recv", s(linux32_sys_recv), linux32_sys_recv},
{"sendto", s(linux32_sys_sendto), linux32_sys_sendto},
{"recvfrom", s(linux32_sys_recvfrom), linux32_sys_recvfrom},
{"shutdown", s(netbsd32_shutdown), netbsd32_shutdown},
{"setsockopt", s(linux32_sys_setsockopt), linux32_sys_setsockopt},
{"getsockopt", s(linux32_sys_getsockopt), linux32_sys_getsockopt},
{"sendmsg", s(linux32_sys_sendmsg), linux32_sys_sendmsg},
{"recvmsg", s(linux32_sys_recvmsg), linux32_sys_recvmsg},
};
#undef s
int
linux32_sys_socketcall(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct linux32_sys_socketcall_args /* {
syscallarg(int) what;
syscallarg(netbsd32_voidp) args;
} */ *uap = v;
union linux32_socketcall_args ua;
int error;
if (SCARG(uap, what) < 0 || SCARG(uap, what) > LINUX32_MAX_SOCKETCALL)
return ENOSYS;
if ((error = copyin(SCARG_P32(uap, args), &ua,
linux32_socketcall[SCARG(uap, what)].argsize)) != 0)
return error;
/* Trace the socket-call arguments as 'GIO' on fd -1 */
ktrkuser(linux32_socketcall[SCARG(uap, what)].name, &ua,
linux32_socketcall[SCARG(uap, what)].argsize);
return linux32_socketcall[SCARG(uap, what)].syscall(l, &ua, retval);
}
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