xref: /netbsd-src/sys/compat/common/sysv_msg_14.c (revision d91f98a8715141154279122ae81737cb65179572)
1*d91f98a8Spgoyette /*	$NetBSD: sysv_msg_14.c,v 1.20 2019/01/27 02:08:39 pgoyette Exp $	*/
29244fc5bSthorpej 
39244fc5bSthorpej /*-
49244fc5bSthorpej  * Copyright (c) 1999 The NetBSD Foundation, Inc.
59244fc5bSthorpej  * All rights reserved.
69244fc5bSthorpej  *
79244fc5bSthorpej  * This code is derived from software contributed to The NetBSD Foundation
89244fc5bSthorpej  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
99244fc5bSthorpej  * NASA Ames Research Center.
109244fc5bSthorpej  *
119244fc5bSthorpej  * Redistribution and use in source and binary forms, with or without
129244fc5bSthorpej  * modification, are permitted provided that the following conditions
139244fc5bSthorpej  * are met:
149244fc5bSthorpej  * 1. Redistributions of source code must retain the above copyright
159244fc5bSthorpej  *    notice, this list of conditions and the following disclaimer.
169244fc5bSthorpej  * 2. Redistributions in binary form must reproduce the above copyright
179244fc5bSthorpej  *    notice, this list of conditions and the following disclaimer in the
189244fc5bSthorpej  *    documentation and/or other materials provided with the distribution.
199244fc5bSthorpej  *
209244fc5bSthorpej  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
219244fc5bSthorpej  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
229244fc5bSthorpej  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
239244fc5bSthorpej  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
249244fc5bSthorpej  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
259244fc5bSthorpej  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
269244fc5bSthorpej  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
279244fc5bSthorpej  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
289244fc5bSthorpej  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
299244fc5bSthorpej  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
309244fc5bSthorpej  * POSSIBILITY OF SUCH DAMAGE.
319244fc5bSthorpej  */
329244fc5bSthorpej 
33dab6ef8bSlukem #include <sys/cdefs.h>
34*d91f98a8Spgoyette __KERNEL_RCSID(0, "$NetBSD: sysv_msg_14.c,v 1.20 2019/01/27 02:08:39 pgoyette Exp $");
35*d91f98a8Spgoyette 
36*d91f98a8Spgoyette #if defined(_KERNEL_OPT)
37*d91f98a8Spgoyette #include "opt_compat_netbsd.h"
38*d91f98a8Spgoyette #endif
39dab6ef8bSlukem 
409244fc5bSthorpej #include <sys/param.h>
419244fc5bSthorpej #include <sys/systm.h>
429244fc5bSthorpej #include <sys/signal.h>
439244fc5bSthorpej #include <sys/proc.h>
449244fc5bSthorpej #include <sys/msg.h>
459244fc5bSthorpej 
4688056ee1Schristos #include <compat/sys/msg.h>
4788056ee1Schristos 
480d8b0305Sjdolecek #ifndef SYSVMSG
499244fc5bSthorpej #define	SYSVMSG
500d8b0305Sjdolecek #endif
519244fc5bSthorpej 
529244fc5bSthorpej #include <sys/syscallargs.h>
539244fc5bSthorpej 
549244fc5bSthorpej int
compat_14_sys_msgctl(struct lwp * l,const struct compat_14_sys_msgctl_args * uap,register_t * retval)557e2790cfSdsl compat_14_sys_msgctl(struct lwp *l, const struct compat_14_sys_msgctl_args *uap, register_t *retval)
569244fc5bSthorpej {
577e2790cfSdsl 	/* {
589244fc5bSthorpej 		syscallarg(int) msqid;
599244fc5bSthorpej 		syscallarg(int) cmd;
609244fc5bSthorpej 		syscallarg(struct msqid_ds14 *) buf;
617e2790cfSdsl 	} */
629244fc5bSthorpej 	struct msqid_ds msqbuf;
639244fc5bSthorpej 	struct msqid_ds14 omsqbuf;
649244fc5bSthorpej 	int cmd, error;
659244fc5bSthorpej 
669244fc5bSthorpej 	cmd = SCARG(uap, cmd);
679244fc5bSthorpej 
689244fc5bSthorpej 	if (cmd == IPC_SET) {
699244fc5bSthorpej 		error = copyin(SCARG(uap, buf), &omsqbuf, sizeof(omsqbuf));
709244fc5bSthorpej 		if (error)
719244fc5bSthorpej 			return (error);
72461a86f9Schristos 		__msqid_ds14_to_native(&omsqbuf, &msqbuf);
739244fc5bSthorpej 	}
749244fc5bSthorpej 
75f474dcebSad 	error = msgctl1(l, SCARG(uap, msqid), cmd,
769244fc5bSthorpej 	    (cmd == IPC_SET || cmd == IPC_STAT) ? &msqbuf : NULL);
779244fc5bSthorpej 
789244fc5bSthorpej 	if (error == 0 && cmd == IPC_STAT) {
79461a86f9Schristos 		__native_to_msqid_ds14(&msqbuf, &omsqbuf);
809244fc5bSthorpej 		error = copyout(&omsqbuf, SCARG(uap, buf), sizeof(omsqbuf));
819244fc5bSthorpej 	}
829244fc5bSthorpej 
839244fc5bSthorpej 	return (error);
849244fc5bSthorpej }
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