The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/linux_ipc.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2000 Marcel Moolenaar
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD: releng/12.0/sys/compat/linux/linux_ipc.h 331426 2018-03-23 14:39:34Z emaste $
   29  */
   30 
   31 #ifndef _LINUX_IPC_H_
   32 #define _LINUX_IPC_H_
   33 
   34 /*
   35  * SystemV IPC defines
   36  */
   37 #define LINUX_SEMOP             1
   38 #define LINUX_SEMGET            2
   39 #define LINUX_SEMCTL            3
   40 #define LINUX_MSGSND            11
   41 #define LINUX_MSGRCV            12
   42 #define LINUX_MSGGET            13
   43 #define LINUX_MSGCTL            14
   44 #define LINUX_SHMAT             21
   45 #define LINUX_SHMDT             22
   46 #define LINUX_SHMGET            23
   47 #define LINUX_SHMCTL            24
   48 
   49 #define LINUX_IPC_RMID          0
   50 #define LINUX_IPC_SET           1
   51 #define LINUX_IPC_STAT          2
   52 #define LINUX_IPC_INFO          3
   53 
   54 #define LINUX_MSG_INFO  12
   55 
   56 #define LINUX_SHM_LOCK          11
   57 #define LINUX_SHM_UNLOCK        12
   58 #define LINUX_SHM_STAT          13
   59 #define LINUX_SHM_INFO          14
   60 
   61 #define LINUX_SHM_RDONLY        0x1000
   62 #define LINUX_SHM_RND           0x2000
   63 #define LINUX_SHM_REMAP         0x4000
   64 
   65 /* semctl commands */
   66 #define LINUX_GETPID            11
   67 #define LINUX_GETVAL            12
   68 #define LINUX_GETALL            13
   69 #define LINUX_GETNCNT           14
   70 #define LINUX_GETZCNT           15
   71 #define LINUX_SETVAL            16
   72 #define LINUX_SETALL            17
   73 #define LINUX_SEM_STAT          18
   74 #define LINUX_SEM_INFO          19
   75 
   76 /*
   77  * Version flags for semctl, msgctl, and shmctl commands
   78  * These are passed as bitflags or-ed with the actual command
   79  */
   80 #define LINUX_IPC_OLD   0       /* Old version (no 32-bit UID support on many
   81                                    architectures) */
   82 #define LINUX_IPC_64    0x0100  /* New version (support 32-bit UIDs, bigger
   83                                    message sizes, etc. */
   84 
   85 #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
   86 
   87 struct linux_msgctl_args
   88 {
   89         l_int           msqid;
   90         l_int           cmd;
   91         struct l_msqid_ds *buf;
   92 };
   93 
   94 struct linux_msgget_args
   95 {
   96         l_key_t         key;
   97         l_int           msgflg;
   98 };
   99 
  100 struct linux_msgrcv_args
  101 {
  102         l_int           msqid;
  103         struct l_msgbuf *msgp;
  104         l_size_t        msgsz;
  105         l_long          msgtyp;
  106         l_int           msgflg;
  107 };
  108 
  109 struct linux_msgsnd_args
  110 {
  111         l_int           msqid;
  112         struct l_msgbuf *msgp;
  113         l_size_t        msgsz;
  114         l_int           msgflg;
  115 };
  116 
  117 struct linux_semctl_args
  118 {
  119         l_int           semid;
  120         l_int           semnum;
  121         l_int           cmd;
  122         union l_semun   arg;
  123 };
  124 
  125 struct linux_semget_args
  126 {
  127         l_key_t         key;
  128         l_int           nsems;
  129         l_int           semflg;
  130 };
  131 
  132 struct linux_semop_args
  133 {
  134         l_int           semid;
  135         struct l_sembuf *tsops;
  136         l_uint          nsops;
  137 };
  138 
  139 struct linux_shmat_args
  140 {
  141         l_int           shmid;
  142         char            *shmaddr;
  143         l_int           shmflg;
  144         l_ulong         *raddr;
  145 };
  146 
  147 struct linux_shmctl_args
  148 {
  149         l_int           shmid;
  150         l_int           cmd;
  151         struct l_shmid_ds *buf;
  152 };
  153 
  154 struct linux_shmdt_args
  155 {
  156         char *shmaddr;
  157 };
  158 
  159 struct linux_shmget_args
  160 {
  161         l_key_t         key;
  162         l_size_t        size;
  163         l_int           shmflg;
  164 };
  165 
  166 int linux_msgctl(struct thread *, struct linux_msgctl_args *);
  167 int linux_msgget(struct thread *, struct linux_msgget_args *);
  168 int linux_msgrcv(struct thread *, struct linux_msgrcv_args *);
  169 int linux_msgsnd(struct thread *, struct linux_msgsnd_args *);
  170 
  171 int linux_semctl(struct thread *, struct linux_semctl_args *);
  172 int linux_semget(struct thread *, struct linux_semget_args *);
  173 int linux_semop(struct thread *, struct linux_semop_args *);
  174 
  175 int linux_shmat(struct thread *, struct linux_shmat_args *);
  176 int linux_shmctl(struct thread *, struct linux_shmctl_args *);
  177 int linux_shmdt(struct thread *, struct linux_shmdt_args *);
  178 int linux_shmget(struct thread *, struct linux_shmget_args *);
  179 
  180 #endif  /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
  181 
  182 #endif /* _LINUX_IPC_H_ */

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