text: /*	$NetBSD: freebsd_ipc.c,v 1.10 2001/11/13 02:08:08 lukem Exp $	*/
  
  /*
   * Copyright (c) 1994 Adam Glass and Charles M. Hannum.  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 Adam Glass and Charles M.
   *	Hannum.
   * 4. The names of the authors may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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: freebsd_ipc.c,v 1.10 2001/11/13 02:08:08 lukem Exp $");
  
  #if defined(_KERNEL_OPT)
  #include "opt_sysv.h"
  #endif
  
  #include <sys/param.h>
  #include <sys/systm.h>
  #include <sys/kernel.h>
  #include <sys/proc.h>
  #include <sys/sem.h>
  #include <sys/malloc.h>
  
  #include <sys/mount.h>
  #include <sys/syscallargs.h>
  
  #include <compat/freebsd/freebsd_syscallargs.h>
  
  #ifdef SYSVSEM
  int
  freebsd_sys_semsys(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct freebsd_sys_semsys_args /* {
  		syscallarg(int) which;
  		syscallarg(int) a2;
  		syscallarg(int) a3;
  		syscallarg(int) a4;
  		syscallarg(int) a5;
  	} */ *uap = v;
  	struct compat_14_sys___semctl_args /* {
  		syscallarg(int) semid;
  		syscallarg(int) semnum;
  		syscallarg(int) cmd;
  		syscallarg(union __semun *) arg;
  	} */ __semctl_args;
  	struct sys_semget_args /* {
  		syscallarg(key_t) key;
  		syscallarg(int) nsems;
  		syscallarg(int) semflg;
  	} */ semget_args;
  	struct sys_semop_args /* {
  		syscallarg(int) semid;
  		syscallarg(struct sembuf *) sops;
  		syscallarg(u_int) nsops;
  	} */ semop_args;
  	struct sys_semconfig_args /* {
  		syscallarg(int) flag;
  	} */ semconfig_args;
  
  	switch (SCARG(uap, which)) {
  	case 0:						/* __semctl() */
  		SCARG(&__semctl_args, semid) = SCARG(uap, a2);
  		SCARG(&__semctl_args, semnum) = SCARG(uap, a3);
  		SCARG(&__semctl_args, cmd) = SCARG(uap, a4);
  		SCARG(&__semctl_args, arg) = (union __semun *)SCARG(uap, a5);
  		return (compat_14_sys___semctl(p, &__semctl_args, retval));
  
  	case 1:						/* semget() */
  		SCARG(&semget_args, key) = SCARG(uap, a2);
  		SCARG(&semget_args, nsems) = SCARG(uap, a3);
  		SCARG(&semget_args, semflg) = SCARG(uap, a4);
  		return (sys_semget(p, &semget_args, retval));
  
  	case 2:						/* semop() */
  		SCARG(&semop_args, semid) = SCARG(uap, a2);
  		SCARG(&semop_args, sops) = (struct sembuf *)SCARG(uap, a3);
  		SCARG(&semop_args, nsops) = SCARG(uap, a4);
  		return (sys_semop(p, &semop_args, retval));
  
  	case 3:						/* semconfig() */
  		SCARG(&semconfig_args, flag) = SCARG(uap, a2);
  		return (sys_semconfig(p, &semconfig_args, retval));
  
  	default:
  		return (EINVAL);
  	}
  }
  #endif
  
  #ifdef SYSVSHM
  int
  freebsd_sys_shmsys(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct freebsd_sys_shmsys_args /* {
  		syscallarg(int) which;
  		syscallarg(int) a2;
  		syscallarg(int) a3;
  		syscallarg(int) a4;
  	} */ *uap = v;
  	struct sys_shmat_args /* {
  		syscallarg(int) shmid;
  		syscallarg(void *) shmaddr;
  		syscallarg(int) shmflg;
  	} */ shmat_args;
  	struct compat_14_sys_shmctl_args /* {
  		syscallarg(int) shmid;
  		syscallarg(int) cmd;
  		syscallarg(struct shmid_ds14 *) buf;
  	} */ shmctl_args;
  	struct sys_shmdt_args /* {
  		syscallarg(void *) shmaddr;
  	} */ shmdt_args;
  	struct sys_shmget_args /* {
  		syscallarg(key_t) key;
  		syscallarg(int) size;
  		syscallarg(int) shmflg;
  	} */ shmget_args;
  
  	switch (SCARG(uap, which)) {
  	case 0:						/* shmat() */
  		SCARG(&shmat_args, shmid) = SCARG(uap, a2);
  		SCARG(&shmat_args, shmaddr) = (void *)SCARG(uap, a3);
  		SCARG(&shmat_args, shmflg) = SCARG(uap, a4);
  		return (sys_shmat(p, &shmat_args, retval));
  
  	case 1:						/* oshmctl() */
  		/* XXX Need to translate shmid_ds format. */
  		return (EINVAL);
  
  	case 2:						/* shmdt() */
  		SCARG(&shmdt_args, shmaddr) = (void *)SCARG(uap, a2);
  		return (sys_shmdt(p, &shmdt_args, retval));
  
  	case 3:						/* shmget() */
  		SCARG(&shmget_args, key) = SCARG(uap, a2);
  		SCARG(&shmget_args, size) = SCARG(uap, a3);
  		SCARG(&shmget_args, shmflg) = SCARG(uap, a4);
  		return (sys_shmget(p, &shmget_args, retval));
  
  	case 4:						/* shmctl() */
  		SCARG(&shmctl_args, shmid) = SCARG(uap, a2);
  		SCARG(&shmctl_args, cmd) = SCARG(uap, a3);
  		SCARG(&shmctl_args, buf) = (struct shmid_ds14 *)SCARG(uap, a4);
  		return (compat_14_sys_shmctl(p, &shmctl_args, retval));
  
  	default:
  		return (EINVAL);
  	}
  }
  #endif
  
  #ifdef SYSVMSG
  int
  freebsd_sys_msgsys(p, v, retval)
  	struct proc *p;
  	void *v;
  	register_t *retval;
  {
  	struct freebsd_sys_msgsys_args /* {
  		syscallarg(int) which;
  		syscallarg(int) a2;
  		syscallarg(int) a3;
  		syscallarg(int) a4;
  		syscallarg(int) a5;
  		syscallarg(int) a6;
  	} */ *uap = v;
  	struct compat_14_sys_msgctl_args /* {
  		syscallarg(int) msqid;
  		syscallarg(int) cmd;
  		syscallarg(struct msqid_ds14 *) buf;
  	} */ msgctl_args;
  	struct sys_msgget_args /* {
  		syscallarg(key_t) key;
  		syscallarg(int) msgflg;
  	} */ msgget_args;
  	struct sys_msgsnd_args /* {
  		syscallarg(int) msqid;
  		syscallarg(void *) msgp;
  		syscallarg(size_t) msgsz;
  		syscallarg(int) msgflg;
  	} */ msgsnd_args;
  	struct sys_msgrcv_args /* {
  		syscallarg(int) msqid;
  		syscallarg(void *) msgp;
  		syscallarg(size_t) msgsz;
  		syscallarg(long) msgtyp;
  		syscallarg(int) msgflg;
  	} */ msgrcv_args;
  
  	switch (SCARG(uap, which)) {
  	case 0:					/* msgctl()*/
  		SCARG(&msgctl_args, msqid) = SCARG(uap, a2);
  		SCARG(&msgctl_args, cmd) = SCARG(uap, a3);
  		SCARG(&msgctl_args, buf) =
  		    (struct msqid_ds14 *)SCARG(uap, a4);
  		return (compat_14_sys_msgctl(p, &msgctl_args, retval));
  
  	case 1:					/* msgget() */
  		SCARG(&msgget_args, key) = SCARG(uap, a2);
  		SCARG(&msgget_args, msgflg) = SCARG(uap, a3);
  		return (sys_msgget(p, &msgget_args, retval));
  
  	case 2:					/* msgsnd() */
  		SCARG(&msgsnd_args, msqid) = SCARG(uap, a2);
  		SCARG(&msgsnd_args, msgp) = (void *)SCARG(uap, a3);
  		SCARG(&msgsnd_args, msgsz) = SCARG(uap, a4);
  		SCARG(&msgsnd_args, msgflg) = SCARG(uap, a5);
  		return (sys_msgsnd(p, &msgsnd_args, retval));
  
  	case 3:					/* msgrcv() */
  		SCARG(&msgrcv_args, msqid) = SCARG(uap, a2);
  		SCARG(&msgrcv_args, msgp) = (void *)SCARG(uap, a3);
  		SCARG(&msgrcv_args, msgsz) = SCARG(uap, a4);
  		SCARG(&msgrcv_args, msgtyp) = SCARG(uap, a5);
  		SCARG(&msgrcv_args, msgflg) = SCARG(uap, a6);
  		return (sys_msgrcv(p, &msgrcv_args, retval));
  
  	default:
  		return (EINVAL);
  	}
  }
  #endif
  