355 lines
8.4 KiB
C
355 lines
8.4 KiB
C
/* $NetBSD: netbsd32_compat_14.c,v 1.7 2001/11/15 09:48:01 lukem Exp $ */
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/*
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* Copyright (c) 1999 Eduardo E. Horvath
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* All rights reserved.
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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. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* 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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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_14.c,v 1.7 2001/11/15 09:48:01 lukem Exp $");
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#include <sys/param.h>
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#include <sys/ipc.h>
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#include <sys/systm.h>
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#include <sys/signal.h>
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#include <sys/proc.h>
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#include <sys/mount.h>
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#include <sys/msg.h>
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#include <sys/sem.h>
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#include <sys/shm.h>
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#ifndef SYSVMSG
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#define SYSVMSG
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#endif
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#ifndef SYSVSEM
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#define SYSVSEM
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#endif
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#ifndef SYSVSHM
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#define SYSVSHM
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#endif
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#include <sys/syscallargs.h>
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#include <compat/netbsd32/netbsd32.h>
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#include <compat/netbsd32/netbsd32_syscallargs.h>
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static __inline void
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netbsd32_ipc_perm14_to_native(struct netbsd32_ipc_perm14 *, struct ipc_perm *);
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static __inline void
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native_to_netbsd32_ipc_perm14(struct ipc_perm *, struct netbsd32_ipc_perm14 *);
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static __inline void
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native_to_netbsd32_msqid_ds14(struct msqid_ds *, struct netbsd32_msqid_ds14 *);
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static __inline void
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netbsd32_msqid_ds14_to_native(struct netbsd32_msqid_ds14 *, struct msqid_ds *);
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static __inline void
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native_to_netbsd32_semid_ds14(struct semid_ds *, struct netbsd32_semid_ds14 *);
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static __inline void
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netbsd32_semid_ds14_to_native(struct netbsd32_semid_ds14 *, struct semid_ds *);
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static __inline void
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netbsd32_shmid_ds14_to_native(struct netbsd32_shmid_ds14 *, struct shmid_ds *);
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static __inline void
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native_to_netbsd32_shmid_ds14(struct shmid_ds *, struct netbsd32_shmid_ds14 *);
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static __inline void
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netbsd32_ipc_perm14_to_native(operm, perm)
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struct netbsd32_ipc_perm14 *operm;
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struct ipc_perm *perm;
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{
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#define CVT(x) perm->x = operm->x
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CVT(uid);
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CVT(gid);
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CVT(cuid);
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CVT(cgid);
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CVT(mode);
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#undef CVT
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}
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static __inline void
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native_to_netbsd32_ipc_perm14(perm, operm)
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struct ipc_perm *perm;
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struct netbsd32_ipc_perm14 *operm;
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{
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#define CVT(x) operm->x = perm->x
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CVT(uid);
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CVT(gid);
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CVT(cuid);
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CVT(cgid);
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CVT(mode);
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#undef CVT
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/*
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* Not part of the API, but some programs might look at it.
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*/
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operm->seq = perm->_seq;
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operm->key = (key_t)perm->_key;
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}
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static __inline void
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netbsd32_msqid_ds14_to_native(omsqbuf, msqbuf)
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struct netbsd32_msqid_ds14 *omsqbuf;
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struct msqid_ds *msqbuf;
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{
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netbsd32_ipc_perm14_to_native(&omsqbuf->msg_perm, &msqbuf->msg_perm);
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#define CVT(x) msqbuf->x = omsqbuf->x
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CVT(msg_qnum);
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CVT(msg_qbytes);
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CVT(msg_lspid);
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CVT(msg_lrpid);
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CVT(msg_stime);
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CVT(msg_rtime);
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CVT(msg_ctime);
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#undef CVT
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}
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static __inline void
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native_to_netbsd32_msqid_ds14(msqbuf, omsqbuf)
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struct msqid_ds *msqbuf;
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struct netbsd32_msqid_ds14 *omsqbuf;
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{
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native_to_netbsd32_ipc_perm14(&msqbuf->msg_perm, &omsqbuf->msg_perm);
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#define CVT(x) omsqbuf->x = msqbuf->x
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CVT(msg_qnum);
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CVT(msg_qbytes);
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CVT(msg_lspid);
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CVT(msg_lrpid);
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CVT(msg_stime);
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CVT(msg_rtime);
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CVT(msg_ctime);
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#undef CVT
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/*
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* Not part of the API, but some programs might look at it.
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*/
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omsqbuf->msg_cbytes = msqbuf->_msg_cbytes;
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}
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static __inline void
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netbsd32_semid_ds14_to_native(osembuf, sembuf)
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struct netbsd32_semid_ds14 *osembuf;
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struct semid_ds *sembuf;
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{
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netbsd32_ipc_perm14_to_native(&osembuf->sem_perm, &sembuf->sem_perm);
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#define CVT(x) sembuf->x = osembuf->x
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CVT(sem_nsems);
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CVT(sem_otime);
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CVT(sem_ctime);
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#undef CVT
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}
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static __inline void
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native_to_netbsd32_semid_ds14(sembuf, osembuf)
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struct semid_ds *sembuf;
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struct netbsd32_semid_ds14 *osembuf;
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{
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native_to_netbsd32_ipc_perm14(&sembuf->sem_perm, &osembuf->sem_perm);
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#define CVT(x) osembuf->x = sembuf->x
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CVT(sem_nsems);
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CVT(sem_otime);
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CVT(sem_ctime);
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#undef CVT
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}
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static __inline void
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netbsd32_shmid_ds14_to_native(oshmbuf, shmbuf)
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struct netbsd32_shmid_ds14 *oshmbuf;
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struct shmid_ds *shmbuf;
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{
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netbsd32_ipc_perm14_to_native(&oshmbuf->shm_perm, &shmbuf->shm_perm);
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#define CVT(x) shmbuf->x = oshmbuf->x
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CVT(shm_segsz);
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CVT(shm_lpid);
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CVT(shm_cpid);
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CVT(shm_nattch);
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CVT(shm_atime);
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CVT(shm_dtime);
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CVT(shm_ctime);
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#undef CVT
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}
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static __inline void
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native_to_netbsd32_shmid_ds14(shmbuf, oshmbuf)
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struct shmid_ds *shmbuf;
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struct netbsd32_shmid_ds14 *oshmbuf;
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{
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native_to_netbsd32_ipc_perm14(&shmbuf->shm_perm, &oshmbuf->shm_perm);
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#define CVT(x) oshmbuf->x = shmbuf->x
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CVT(shm_segsz);
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CVT(shm_lpid);
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CVT(shm_cpid);
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CVT(shm_nattch);
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CVT(shm_atime);
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CVT(shm_dtime);
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CVT(shm_ctime);
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#undef CVT
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}
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/*
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* the compat_14 system calls
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*/
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int
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compat_14_netbsd32_msgctl(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 compat_14_netbsd32_msgctl_args /* {
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syscallarg(int) msqid;
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syscallarg(int) cmd;
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syscallarg(struct msqid_ds14 *) buf;
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} */ *uap = v;
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struct msqid_ds msqbuf;
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struct netbsd32_msqid_ds14 omsqbuf;
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int cmd, error;
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cmd = SCARG(uap, cmd);
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if (cmd == IPC_SET) {
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error = copyin((caddr_t)(u_long)SCARG(uap, buf), &omsqbuf,
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sizeof(omsqbuf));
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if (error)
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return (error);
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netbsd32_msqid_ds14_to_native(&omsqbuf, &msqbuf);
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}
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error = msgctl1(p, SCARG(uap, msqid), cmd,
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(cmd == IPC_SET || cmd == IPC_STAT) ? &msqbuf : NULL);
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if (error == 0 && cmd == IPC_STAT) {
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native_to_netbsd32_msqid_ds14(&msqbuf, &omsqbuf);
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error = copyout(&omsqbuf, (caddr_t)(u_long)SCARG(uap, buf),
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sizeof(omsqbuf));
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}
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return (error);
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}
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int
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compat_14_netbsd32___semctl(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 compat_14_netbsd32___semctl_args /* {
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syscallarg(int) semid;
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syscallarg(int) semnum;
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syscallarg(int) cmd;
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syscallarg(union __semun *) arg;
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} */ *uap = v;
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union __semun arg;
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struct semid_ds sembuf;
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struct netbsd32_semid_ds14 osembuf;
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int cmd, error;
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void *pass_arg = NULL;
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cmd = SCARG(uap, cmd);
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switch (cmd) {
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case IPC_SET:
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case IPC_STAT:
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pass_arg = &sembuf;
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break;
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case GETALL:
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case SETVAL:
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case SETALL:
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pass_arg = &arg;
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break;
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}
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if (pass_arg != NULL) {
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error = copyin((caddr_t)(u_long)SCARG(uap, arg), &arg,
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sizeof(arg));
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if (error)
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return (error);
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if (cmd == IPC_SET) {
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error = copyin(arg.buf, &osembuf, sizeof(osembuf));
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if (error)
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return (error);
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netbsd32_semid_ds14_to_native(&osembuf, &sembuf);
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}
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}
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error = semctl1(p, SCARG(uap, semid), SCARG(uap, semnum), cmd,
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pass_arg, retval);
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if (error == 0 && cmd == IPC_STAT) {
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native_to_netbsd32_semid_ds14(&sembuf, &osembuf);
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error = copyout(&osembuf, arg.buf, sizeof(osembuf));
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}
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return (error);
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}
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int
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compat_14_netbsd32_shmctl(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 compat_14_netbsd32_shmctl_args /* {
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syscallarg(int) shmid;
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syscallarg(int) cmd;
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syscallarg(struct netbsd32_shmid_ds14 *) buf;
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} */ *uap = v;
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struct shmid_ds shmbuf;
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struct netbsd32_shmid_ds14 oshmbuf;
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int cmd, error;
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cmd = SCARG(uap, cmd);
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if (cmd == IPC_SET) {
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error = copyin((caddr_t)(u_long)SCARG(uap, buf), &oshmbuf,
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sizeof(oshmbuf));
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if (error)
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return (error);
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netbsd32_shmid_ds14_to_native(&oshmbuf, &shmbuf);
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}
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error = shmctl1(p, SCARG(uap, shmid), cmd,
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(cmd == IPC_SET || cmd == IPC_STAT) ? &shmbuf : NULL);
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if (error == 0 && cmd == IPC_STAT) {
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native_to_netbsd32_shmid_ds14(&shmbuf, &oshmbuf);
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error = copyout(&oshmbuf, (caddr_t)(u_long)SCARG(uap, buf),
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sizeof(oshmbuf));
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}
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return (error);
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}
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