winsup/cygserver/bsd_helper.h

   1 /* bsd_helper.h: Helps integrating BSD kernel code
   2
   3 This file is part of Cygwin.
   4
   5 This software is a copyrighted work licensed under the terms of the
   6 Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
   7 details. */
   8 #ifndef _BSD_HELPER_H
   9 #define _BSD_HELPER_H
  10
  11 #include <sys/types.h>
  12 #include <sys/syslog.h>
  13
  14 enum tun_bool_t {
  15   TUN_UNDEF = 0,
  16   TUN_FALSE = 1,
  17   TUN_TRUE  = 2
  18 };
  19
  20 #define TUNABLE_INT_FETCH(a,b)  tunable_int_fetch((a),(b))
  21 #define TUNABLE_BOOL_FETCH(a,b) tunable_bool_fetch((a),(b))
  22
  23 #define sys_malloc(a,b,c) (malloc(a)?:(panic("malloc failed in %s, line %d"),(void*)NULL))
  24 #define sys_free(a,b) free(a)
  25
  26 #define jail_sysvipc_allowed true
  27 #define jailed(a) false
  28
  29 extern const char *__progname;
  30
  31 /* Global vars, determining whether the IPC stuff should be started or not. */
  32 extern tun_bool_t support_sharedmem;
  33 extern tun_bool_t support_msgqueues;
  34 extern tun_bool_t support_semaphores;
  35
  36 extern SECURITY_ATTRIBUTES sec_all_nih;
  37
  38 void securityinit (void);
  39
  40 int win_copyin (class thread *, const void *, void *, size_t);
  41 int win_copyout (class thread *, const void *, void *, size_t);
  42 #define copyin(a,b,c) win_copyin((td),(a),(b),(c))
  43 #define copyout(a,b,c) win_copyout((td),(a),(b),(c))
  44
  45 void *get_token_info (HANDLE, TOKEN_INFORMATION_CLASS);
  46 int ipcperm (class thread *, struct ipc_perm *, unsigned int);
  47 int suser (class thread *);
  48 bool adjust_identity_info (struct proc *p);
  49
  50 struct vmspace *ipc_p_vmspace (struct proc *);
  51 int ipcexit_creat_hookthread(class thread *);
  52 void ipcinit (void);
  53 int ipcunload (void);
  54
  55 vm_object_t _vm_pager_allocate (int, int);
  56 #define vm_pager_allocate(a,b,s,c,d) _vm_pager_allocate((s),(mode))
  57 vm_object_t vm_object_duplicate (class thread *td, vm_object_t object);
  58 void vm_object_deallocate (vm_object_t object);
  59
  60 void tunable_param_init (const char *, bool);
  61 void tunable_int_fetch (const char *, int32_t *);
  62 void tunable_bool_fetch (const char *, tun_bool_t *);
  63
  64 #endif /* _BSD_HELPER_H */