import/stdc/posix/sys/shm.d

   1 /**
   2  * D header file for POSIX.
   3  *
   4  * Copyright: Public Domain
   5  * License:   Public Domain
   6  * Authors:   Sean Kelly
   7  * Standards: The Open Group Base Specifications Issue 6, IEEE Std 1003.1, 2004 Edition
   8  */
   9 module stdc.posix.sys.shm;
  10
  11 private import stdc.posix.config;
  12 public import stdc.posix.sys.types; // for pid_t, time_t, key_t, size_t
  13 public import stdc.posix.sys.ipc;
  14
  15 extern (C):
  16
  17 //
  18 // XOpen (XSI)
  19 //
  20 /*
  21 SHM_RDONLY
  22 SHM_RND
  23
  24 SHMLBA
  25
  26 shmatt_t
  27
  28 struct shmid_ds
  29 {
  30     ipc_perm    shm_perm;
  31     size_t      shm_segsz;
  32     pid_t       shm_lpid;
  33     pid_t       shm_cpid;
  34     shmatt_t    shm_nattch;
  35     time_t      shm_atime;
  36     time_t      shm_dtime;
  37     time_t      shm_ctime;
  38 }
  39
  40 void* shmat(int, in void*, int);
  41 int   shmctl(int, int, shmid_ds*);
  42 int   shmdt(in void*);
  43 int   shmget(key_t, size_t, int);
  44 */
  45
  46 version( linux )
  47 {
  48     const SHM_RDONLY    = 010000;
  49     const SHM_RND       = 020000;
  50
  51     int   __getpagesize();
  52     alias __getpagesize SHMLBA;
  53
  54     alias c_ulong   shmatt_t;
  55
  56     struct shmid_ds
  57     {
  58         ipc_perm    shm_perm;
  59         size_t      shm_segsz;
  60         time_t      shm_atime;
  61         c_ulong     __unused1;
  62         time_t      shm_dtime;
  63         c_ulong     __unused2;
  64         time_t      shm_ctime;
  65         c_ulong     __unused3;
  66         pid_t       shm_cpid;
  67         pid_t       shm_lpid;
  68         shmatt_t    shm_nattch;
  69         c_ulong     __unused4;
  70         c_ulong     __unused5;
  71     }
  72
  73     void* shmat(int, in void*, int);
  74     int   shmctl(int, int, shmid_ds*);
  75     int   shmdt(in void*);
  76     int   shmget(key_t, size_t, int);
  77 }
  78 else version( freebsd )
  79 {
  80     const SHM_RDONLY    = 010000;
  81     const SHM_RND       = 020000;
  82     const SHMLBA        = 1 << 12; // PAGE_SIZE = (1<<PAGE_SHIFT)
  83
  84     alias c_ulong   shmatt_t;
  85
  86     struct shmid_ds
  87     {
  88         ipc_perm    shm_perm;
  89         size_t      shm_segsz;
  90         time_t      shm_atime;
  91         c_ulong     __unused1;
  92         time_t      shm_dtime;
  93         c_ulong     __unused2;
  94         time_t      shm_ctime;
  95         c_ulong     __unused3;
  96         pid_t       shm_cpid;
  97         pid_t       shm_lpid;
  98         shmatt_t    shm_nattch;
  99         c_ulong     __unused4;
 100         c_ulong     __unused5;
 101     }
 102
 103     void* shmat(int, in void*, int);
 104     int   shmctl(int, int, shmid_ds*);
 105     int   shmdt(in void*);
 106     int   shmget(key_t, size_t, int);
 107 }
 108 else version( darwin )
 109 {
 110
 111 }