sys/emulation/linux/linux_ipc.h

   1 /*-
   2  * Copyright (c) 2000 Marcel Moolenaar
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer
  10  *    in this position and unchanged.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. The name of the author may not be used to endorse or promote products
  15  *    derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * $FreeBSD: src/sys/compat/linux/linux_ipc.h,v 1.2.2.4 2001/11/05 19:08:22 marcel Exp $
  29  * $DragonFly: src/sys/emulation/linux/linux_ipc.h,v 1.7 2003/11/20 06:05:29 dillon Exp $
  30  */
  31
  32 #ifndef _LINUX_IPC_H_
  33 #define _LINUX_IPC_H_
  34
  35 #ifdef __i386__
  36
  37
  38 struct l_msginfo {
  39         l_int msgpool;
  40         l_int msgmap;
  41         l_int msgmax;
  42         l_int msgmnb;
  43         l_int msgmni;
  44         l_int msgssz;
  45         l_int msgtql;
  46         l_ushort msgseg;
  47 };
  48
  49 struct linux_msgctl_args
  50 {
  51         struct sysmsg   sysmsg;
  52         l_int           msqid;
  53         l_int           cmd;
  54         struct l_msqid_ds *buf;
  55 };
  56
  57 struct linux_msgget_args
  58 {
  59         struct sysmsg   sysmsg;
  60         l_key_t         key;
  61         l_int           msgflg;
  62 };
  63
  64 struct linux_msgrcv_args
  65 {
  66         struct sysmsg   sysmsg;
  67         l_int           msqid;
  68         struct l_msgbuf *msgp;
  69         l_size_t        msgsz;
  70         l_long          msgtyp;
  71         l_int           msgflg;
  72 };
  73
  74 struct linux_msgsnd_args
  75 {
  76         struct sysmsg   sysmsg;
  77         l_int           msqid;
  78         struct l_msgbuf *msgp;
  79         l_size_t        msgsz;
  80         l_int           msgflg;
  81 };
  82
  83 struct linux_semctl_args
  84 {
  85         struct sysmsg   sysmsg;
  86         l_int           semid;
  87         l_int           semnum;
  88         l_int           cmd;
  89         union l_semun   arg;
  90 };
  91
  92 struct linux_semget_args
  93 {
  94         struct sysmsg   sysmsg;
  95         l_key_t         key;
  96         l_int           nsems;
  97         l_int           semflg;
  98 };
  99
 100 struct linux_semop_args
 101 {
 102         struct sysmsg   sysmsg;
 103         l_int           semid;
 104         struct l_sembuf *tsops;
 105         l_uint          nsops;
 106 };
 107
 108 struct linux_shmat_args
 109 {
 110         struct sysmsg   sysmsg;
 111         l_int           shmid;
 112         char            *shmaddr;
 113         l_int           shmflg;
 114         l_ulong         *raddr;
 115 };
 116
 117 struct linux_shmctl_args
 118 {
 119         struct sysmsg   sysmsg;
 120         l_int           shmid;
 121         l_int           cmd;
 122         struct l_shmid_ds *buf;
 123 };
 124
 125 struct linux_shmdt_args
 126 {
 127         struct sysmsg   sysmsg;
 128         char *shmaddr;
 129 };
 130
 131 struct linux_shmget_args
 132 {
 133         struct sysmsg   sysmsg;
 134         l_key_t         key;
 135         l_size_t        size;
 136         l_int           shmflg;
 137 };
 138
 139
 140
 141 struct l_seminfo {
 142         l_int semmap;
 143         l_int semmni;
 144         l_int semmns;
 145         l_int semmnu;
 146         l_int semmsl;
 147         l_int semopm;
 148         l_int semume;
 149         l_int semusz;
 150         l_int semvmx;
 151         l_int semaem;
 152 };
 153
 154
 155 struct l_shminfo {
 156         l_int shmmax;
 157         l_int shmmin;
 158         l_int shmmni;
 159         l_int shmseg;
 160         l_int shmall;
 161 };
 162
 163 struct l_shm_info {
 164         l_int used_ids;
 165         l_ulong shm_tot;  /* total allocated shm */
 166         l_ulong shm_rss;  /* total resident shm */
 167         l_ulong shm_swp;  /* total swapped shm */
 168         l_ulong swap_attempts;
 169         l_ulong swap_successes;
 170 };
 171
 172
 173 struct l_ipc64_perm
 174 {
 175         l_key_t         key;
 176         l_uid_t         uid;
 177         l_gid_t         gid;
 178         l_uid_t         cuid;
 179         l_gid_t         cgid;
 180         l_mode_t        mode;
 181         l_ushort        __pad1;
 182         l_ushort        seq;
 183         l_ushort        __pad2;
 184         l_ulong         __unused1;
 185         l_ulong         __unused2;
 186 };
 187
 188 /*
 189  * The msqid64_ds structure for i386 architecture.
 190  * Note extra padding because this structure is passed back and forth
 191  * between kernel and user space.
 192  *
 193  * Pad space is left for:
 194  * - 64-bit time_t to solve y2038 problem
 195  * - 2 miscellaneous 32-bit values
 196  */
 197
 198 struct l_msqid64_ds {
 199         struct l_ipc64_perm msg_perm;
 200         l_time_t        msg_stime;      /* last msgsnd time */
 201         l_ulong         __unused1;
 202         l_time_t        msg_rtime;      /* last msgrcv time */
 203         l_ulong         __unused2;
 204         l_time_t        msg_ctime;      /* last change time */
 205         l_ulong         __unused3;
 206         l_ulong         msg_cbytes;     /* current number of bytes on queue */
 207         l_ulong         msg_qnum;       /* number of messages in queue */
 208         l_ulong         msg_qbytes;     /* max number of bytes on queue */
 209         l_pid_t         msg_lspid;      /* pid of last msgsnd */
 210         l_pid_t         msg_lrpid;      /* last receive pid */
 211         l_ulong         __unused4;
 212         l_ulong         __unused5;
 213 };
 214
 215 /*
 216  * The semid64_ds structure for i386 architecture.
 217  * Note extra padding because this structure is passed back and forth
 218  * between kernel and user space.
 219  *
 220  * Pad space is left for:
 221  * - 64-bit time_t to solve y2038 problem
 222  * - 2 miscellaneous 32-bit values
 223  */
 224
 225 struct l_semid64_ds {
 226         struct l_ipc64_perm sem_perm;   /* permissions */
 227         l_time_t        sem_otime;      /* last semop time */
 228         l_ulong         __unused1;
 229         l_time_t        sem_ctime;      /* last change time */
 230         l_ulong         __unused2;
 231         l_ulong         sem_nsems;      /* no. of semaphores in array */
 232         l_ulong         __unused3;
 233         l_ulong         __unused4;
 234 };
 235
 236 /*
 237  * The shmid64_ds structure for i386 architecture.
 238  * Note extra padding because this structure is passed back and forth
 239  * between kernel and user space.
 240  *
 241  * Pad space is left for:
 242  * - 64-bit time_t to solve y2038 problem
 243  * - 2 miscellaneous 32-bit values
 244  */
 245
 246 struct l_shmid64_ds {
 247         struct l_ipc64_perm shm_perm;   /* operation perms */
 248         l_size_t        shm_segsz;      /* size of segment (bytes) */
 249         l_time_t        shm_atime;      /* last attach time */
 250         l_ulong         __unused1;
 251         l_time_t        shm_dtime;      /* last detach time */
 252         l_ulong         __unused2;
 253         l_time_t        shm_ctime;      /* last change time */
 254         l_ulong         __unused3;
 255         l_pid_t         shm_cpid;       /* pid of creator */
 256         l_pid_t         shm_lpid;       /* pid of last operator */
 257         l_ulong         shm_nattch;     /* no. of current attaches */
 258         l_ulong         __unused4;
 259         l_ulong         __unused5;
 260 };
 261
 262 struct l_shminfo64 {
 263         l_ulong         shmmax;
 264         l_ulong         shmmin;
 265         l_ulong         shmmni;
 266         l_ulong         shmseg;
 267         l_ulong         shmall;
 268         l_ulong         __unused1;
 269         l_ulong         __unused2;
 270         l_ulong         __unused3;
 271         l_ulong         __unused4;
 272 };
 273
 274
 275 struct l_ipc_perm {
 276         l_key_t         key;
 277         l_uid16_t       uid;
 278         l_gid16_t       gid;
 279         l_uid16_t       cuid;
 280         l_gid16_t       cgid;
 281         l_ushort        mode;
 282         l_ushort        seq;
 283 };
 284
 285 struct l_msqid_ds {
 286         struct l_ipc_perm       msg_perm;
 287         l_uintptr_t             msg_first;      /* first message on queue,unused */
 288         l_uintptr_t             msg_last;       /* last message in queue,unused */
 289         l_time_t                msg_stime;      /* last msgsnd time */
 290         l_time_t                msg_rtime;      /* last msgrcv time */
 291         l_time_t                msg_ctime;      /* last change time */
 292         l_ulong                 msg_lcbytes;    /* Reuse junk fields for 32 bit */
 293         l_ulong                 msg_lqbytes;    /* ditto */
 294         l_ushort                msg_cbytes;     /* current number of bytes on queue */
 295         l_ushort                msg_qnum;       /* number of messages in queue */
 296         l_ushort                msg_qbytes;     /* max number of bytes on queue */
 297         l_pid_t                 msg_lspid;      /* pid of last msgsnd */
 298         l_pid_t                 msg_lrpid;      /* last receive pid */
 299 };
 300
 301 struct l_semid_ds {
 302         struct l_ipc_perm       sem_perm;
 303         l_time_t                sem_otime;
 304         l_time_t                sem_ctime;
 305         void                    *sem_base;
 306         void                    *sem_pending;
 307         void                    *sem_pending_last;
 308         void                    *undo;
 309         l_ushort                sem_nsems;
 310 };
 311
 312 struct l_shmid_ds {
 313         struct l_ipc_perm       shm_perm;
 314         l_int                   shm_segsz;
 315         l_time_t                shm_atime;
 316         l_time_t                shm_dtime;
 317         l_time_t                shm_ctime;
 318         l_ushort                shm_cpid;
 319         l_ushort                shm_lpid;
 320         l_short                 shm_nattch;
 321         l_ushort                private1;
 322         void                    *private2;
 323         void                    *private3;
 324 };
 325
 326 int linux_msgctl (struct linux_msgctl_args *);
 327 int linux_msgget (struct linux_msgget_args *);
 328 int linux_msgrcv (struct linux_msgrcv_args *);
 329 int linux_msgsnd (struct linux_msgsnd_args *);
 330
 331 int linux_semctl (struct linux_semctl_args *);
 332 int linux_semget (struct linux_semget_args *);
 333 int linux_semop  (struct linux_semop_args *);
 334
 335 int linux_shmat  (struct linux_shmat_args *);
 336 int linux_shmctl (struct linux_shmctl_args *);
 337 int linux_shmdt  (struct linux_shmdt_args *);
 338 int linux_shmget (struct linux_shmget_args *);
 339 #define LINUX_MSG_INFO  12
 340 #define LINUX_IPC_64    0x0100  /* New version (support 32-bit UIDs, bigger */
 341 #endif  /* __i386__ */
 342
 343 #endif /* _LINUX_IPC_H_ */