mach/mach.h

   1 /* Standard header for all Mach programs.
   2    Copyright (C) 1993-2015 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _MACH_H
  20
  21 #define _MACH_H 1
  22
  23 /* We must include this before using __need_FILE with <stdio.h> below.  */
  24 #include <features.h>
  25
  26
  27 /* Get the basic types used by Mach.  */
  28 #include <mach/mach_types.h>
  29
  30 /* This declares the basic variables and macros everything needs.  */
  31 #include <mach_init.h>
  32
  33 /* This declares all the real system call functions.  */
  34 #include <mach/mach_traps.h>
  35
  36 /* These are MiG-generated headers for the kernel interfaces commonly used.  */
  37 #include <mach/mach_interface.h> /* From <mach/mach.defs>.  */
  38 #include <mach/mach_port.h>
  39 #include <mach/mach_host.h>
  40
  41 /* For the kernel RPCs which have system call shortcut versions,
  42    the MiG-generated header in fact declares `CALL_rpc' rather than `CALL'.
  43    This file declares the simple `CALL' functions.  */
  44 #include <mach-shortcuts.h>
  45
  46
  47 /* Receive RPC request messages on RCV_NAME and pass them to DEMUX, which
  48    decodes them and produces reply messages.  MAX_SIZE is the maximum size
  49    (in bytes) of the request and reply buffers.  */
  50 extern mach_msg_return_t
  51 __mach_msg_server (boolean_t (*__demux) (mach_msg_header_t *__request,
  52                                          mach_msg_header_t *__reply),
  53                    mach_msg_size_t __max_size,
  54                    mach_port_t __rcv_name),
  55 mach_msg_server (boolean_t (*__demux) (mach_msg_header_t *__request,
  56                                        mach_msg_header_t *__reply),
  57                  mach_msg_size_t __max_size,
  58                  mach_port_t __rcv_name);
  59
  60 /* Just like `mach_msg_server', but the OPTION and TIMEOUT parameters are
  61    passed on to `mach_msg'.  */
  62 extern mach_msg_return_t
  63 __mach_msg_server_timeout (boolean_t (*__demux) (mach_msg_header_t *__request,
  64                                                  mach_msg_header_t *__reply),
  65                            mach_msg_size_t __max_size,
  66                            mach_port_t __rcv_name,
  67                            mach_msg_option_t __option,
  68                            mach_msg_timeout_t __timeout),
  69 mach_msg_server_timeout (boolean_t (*__demux) (mach_msg_header_t *__request,
  70                                                mach_msg_header_t *__reply),
  71                          mach_msg_size_t __max_size,
  72                          mach_port_t __rcv_name,
  73                          mach_msg_option_t __option,
  74                          mach_msg_timeout_t __timeout);
  75
  76
  77 /* Deallocate all port rights and out-of-line memory in MSG. */
  78 extern void
  79 __mach_msg_destroy (mach_msg_header_t *msg),
  80 mach_msg_destroy (mach_msg_header_t *msg);
  81
  82
  83 #define __need_FILE
  84 #include <stdio.h>
  85
  86 /* Open a stream on a Mach device.  */
  87 extern FILE *mach_open_devstream (mach_port_t device_port, const char *mode);
  88
  89 /* Give THREAD a stack and set it to run at PC when resumed.
  90    If *STACK_SIZE is nonzero, that size of stack is allocated.
  91    If *STACK_BASE is nonzero, that stack location is used.
  92    If STACK_BASE is not null it is filled in with the chosen stack base.
  93    If STACK_SIZE is not null it is filled in with the chosen stack size.
  94    Regardless, an extra page of red zone is allocated off the end; this
  95    is not included in *STACK_SIZE.  */
  96 kern_return_t __mach_setup_thread (task_t task, thread_t thread, void *pc,
  97                                    vm_address_t *stack_base,
  98                                    vm_size_t *stack_size);
  99 kern_return_t mach_setup_thread (task_t task, thread_t thread, void *pc,
 100                                  vm_address_t *stack_base,
 101                                  vm_size_t *stack_size);
 102
 103
 104 #endif  /* mach.h */