336 lines
8.8 KiB
C
336 lines
8.8 KiB
C
/* $NetBSD: hpux_net.c,v 1.23 2002/06/21 05:48:06 gmcgarry Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah $Hdr: hpux_net.c 1.8 93/08/02$
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*
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* @(#)hpux_net.c 8.2 (Berkeley) 9/9/93
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*/
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/*
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* Network related HP-UX compatibility routines
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: hpux_net.c,v 1.23 2002/06/21 05:48:06 gmcgarry Exp $");
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#if defined(_KERNEL_OPT)
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#include "opt_ktrace.h"
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#endif
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/time.h>
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#include <sys/errno.h>
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#include <sys/proc.h>
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#include <sys/file.h>
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#include <sys/filedesc.h>
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#include <sys/mbuf.h>
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#include <sys/mount.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/uio.h>
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#include <sys/ktrace.h>
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#include <sys/syscallargs.h>
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#include <compat/hpux/hpux.h>
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#include <compat/hpux/hpux_syscallargs.h>
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#include <compat/hpux/hpux_util.h>
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struct hpux_sys_setsockopt_args {
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syscallarg(int) s;
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syscallarg(int) level;
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syscallarg(int) name;
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syscallarg(caddr_t) val;
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syscallarg(int) valsize;
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};
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struct hpux_sys_getsockopt_args {
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syscallarg(int) s;
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syscallarg(int) level;
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syscallarg(int) name;
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syscallarg(caddr_t) val;
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syscallarg(int *) avalsize;
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};
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int hpux_sys_setsockopt __P((struct proc *, void *, register_t *));
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int hpux_sys_getsockopt __P((struct proc *, void *, register_t *));
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void socksetsize __P((int, struct mbuf *));
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#define MINBSDIPCCODE 0x3EE
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#define NUMBSDIPC 32
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/*
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* HPUX netioctl() to BSD syscall map.
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* Indexed by callno - MINBSDIPCCODE
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*/
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struct hpuxtobsdipc {
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int (*rout) __P((struct proc *, void *, register_t *));
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int nargs;
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} hpuxtobsdipc[NUMBSDIPC] = {
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{ sys_socket, 3 }, /* 3ee */
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{ sys_listen, 2 }, /* 3ef */
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{ sys_bind, 3 }, /* 3f0 */
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{ compat_43_sys_accept, 3 }, /* 3f1 */
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{ sys_connect, 3 }, /* 3f2 */
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{ compat_43_sys_recv, 4 }, /* 3f3 */
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{ compat_43_sys_send, 4 }, /* 3f4 */
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{ sys_shutdown, 2 }, /* 3f5 */
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{ compat_43_sys_getsockname, 3 }, /* 3f6 */
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{ hpux_sys_setsockopt, 5 }, /* 3f7 */
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{ sys_sendto, 6 }, /* 3f8 */
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{ compat_43_sys_recvfrom, 6 }, /* 3f9 */
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{ compat_43_sys_getpeername, 3 }, /* 3fa */
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{ NULL, 0 }, /* 3fb */
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{ NULL, 0 }, /* 3fc */
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{ NULL, 0 }, /* 3fd */
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{ NULL, 0 }, /* 3fe */
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{ NULL, 0 }, /* 3ff */
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{ NULL, 0 }, /* 400 */
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{ NULL, 0 }, /* 401 */
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{ NULL, 0 }, /* 402 */
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{ NULL, 0 }, /* 403 */
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{ NULL, 0 }, /* 404 */
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{ NULL, 0 }, /* 405 */
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{ NULL, 0 }, /* 406 */
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{ NULL, 0 }, /* 407 */
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{ NULL, 0 }, /* 408 */
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{ NULL, 0 }, /* 409 */
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{ NULL, 0 }, /* 40a */
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{ hpux_sys_getsockopt, 5 }, /* 40b */
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{ NULL, 0 }, /* 40c */
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{ NULL, 0 }, /* 40d */
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};
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/*
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* Single system call entry to BSD style IPC.
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* Gleened from disassembled libbsdipc.a syscall entries.
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*/
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int
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hpux_sys_netioctl(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct hpux_sys_netioctl_args *uap = v;
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int *args, i;
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int code;
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int error;
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args = SCARG(uap, args);
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code = SCARG(uap, call) - MINBSDIPCCODE;
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if (code < 0 || code >= NUMBSDIPC || hpuxtobsdipc[code].rout == NULL)
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return (EINVAL);
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if ((i = hpuxtobsdipc[code].nargs * sizeof (int)) &&
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(error = copyin((caddr_t)args, (caddr_t)uap, (u_int)i))) {
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#ifdef KTRACE
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if (KTRPOINT(p, KTR_SYSCALL))
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ktrsyscall(p, code + MINBSDIPCCODE, (register_t *)uap);
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#endif
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return (error);
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}
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#ifdef KTRACE
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if (KTRPOINT(p, KTR_SYSCALL))
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ktrsyscall(p, code + MINBSDIPCCODE, (register_t *)uap);
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#endif
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return ((*hpuxtobsdipc[code].rout)(p, uap, retval));
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}
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void
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socksetsize(size, m)
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int size;
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struct mbuf *m;
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{
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int tmp;
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if (size < sizeof(int)) {
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switch(size) {
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case 1:
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tmp = (int) *mtod(m, char *);
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break;
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case 2:
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tmp = (int) *mtod(m, short *);
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break;
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case 3:
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default: /* XXX uh, what if sizeof(int) > 4? */
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tmp = (((int) *mtod(m, int *)) >> 8) & 0xffffff;
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break;
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}
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*mtod(m, int *) = tmp;
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m->m_len = sizeof(int);
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} else {
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m->m_len = size;
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}
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}
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/* ARGSUSED */
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int
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hpux_sys_setsockopt(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct hpux_sys_setsockopt_args *uap = v;
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struct file *fp;
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struct mbuf *m = NULL;
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int tmp, error;
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/* getsock() will use the descriptor for us */
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if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
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return (error);
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if (SCARG(uap, valsize) > MLEN) {
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error = EINVAL;
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goto out;
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}
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if (SCARG(uap, val)) {
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m = m_get(M_WAIT, MT_SOOPTS);
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if ((error = copyin(SCARG(uap, val), mtod(m, caddr_t),
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(u_int)SCARG(uap, valsize)))) {
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(void) m_free(m);
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goto out;
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}
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if (SCARG(uap, name) == SO_LINGER) {
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tmp = *mtod(m, int *);
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mtod(m, struct linger *)->l_onoff = 1;
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mtod(m, struct linger *)->l_linger = tmp;
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m->m_len = sizeof(struct linger);
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} else
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socksetsize(SCARG(uap, valsize), m);
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} else if (SCARG(uap, name) == ~SO_LINGER) {
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SCARG(uap, name) = SO_LINGER;
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m = m_get(M_WAIT, MT_SOOPTS);
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mtod(m, struct linger *)->l_onoff = 0;
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m->m_len = sizeof(struct linger);
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}
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error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
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SCARG(uap, name), m);
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out:
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FILE_UNUSE(fp, p);
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return (error);
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}
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/* ARGSUSED */
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int
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hpux_sys_setsockopt2(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct hpux_sys_setsockopt2_args *uap = v;
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struct file *fp;
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struct mbuf *m = NULL;
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int error;
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/* getsock() will use the descriptor for us */
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if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
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return (error);
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if (SCARG(uap, valsize) > MLEN) {
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error = EINVAL;
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goto out;
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}
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if (SCARG(uap, val)) {
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m = m_get(M_WAIT, MT_SOOPTS);
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if ((error = copyin(SCARG(uap, val), mtod(m, caddr_t),
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(u_int)SCARG(uap, valsize)))) {
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(void) m_free(m);
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goto out;
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}
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socksetsize(SCARG(uap, valsize), m);
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}
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error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
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SCARG(uap, name), m);
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out:
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FILE_UNUSE(fp, p);
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return (error);
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}
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int
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hpux_sys_getsockopt(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct hpux_sys_getsockopt_args *uap = v;
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struct file *fp;
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struct mbuf *m = NULL;
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int valsize, error;
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/* getsock() will use the descriptor for us */
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if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)))
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return (error);
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if (SCARG(uap, val)) {
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if ((error = copyin((caddr_t)SCARG(uap, avalsize),
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(caddr_t)&valsize, sizeof (valsize))))
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goto out;
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} else
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valsize = 0;
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if ((error = sogetopt((struct socket *)fp->f_data, SCARG(uap, level),
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SCARG(uap, name), &m)))
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goto bad;
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if (SCARG(uap, val) && valsize && m != NULL) {
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if (SCARG(uap, name) == SO_LINGER) {
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if (mtod(m, struct linger *)->l_onoff)
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*mtod(m, int *) =
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mtod(m, struct linger *)->l_linger;
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else
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*mtod(m, int *) = 0;
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m->m_len = sizeof(int);
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}
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if (valsize > m->m_len)
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valsize = m->m_len;
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error = copyout(mtod(m, caddr_t), SCARG(uap, val),
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(u_int)valsize);
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if (error == 0)
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error = copyout((caddr_t)&valsize,
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(caddr_t)SCARG(uap, avalsize), sizeof (valsize));
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}
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bad:
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if (m != NULL)
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(void) m_free(m);
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out:
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FILE_UNUSE(fp, p);
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return (error);
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}
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