1ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
2ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
3ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--- Basic Mach interface functions                 mach_basics.c ---*/
4ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
5ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
6ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*
7ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This file is part of Valgrind, a dynamic binary instrumentation
8ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   framework.
9ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
10663860b1408516d02ebfcb3a9999a134e6cfb223Ben Cheng   Copyright (C) 2005-2012 Apple Inc.
11ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown      Greg Parker  gparker@apple.com
12ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
13ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This program is free software; you can redistribute it and/or
14ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   modify it under the terms of the GNU General Public License as
15ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   published by the Free Software Foundation; either version 2 of the
16ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   License, or (at your option) any later version.
17ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
18ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   This program is distributed in the hope that it will be useful, but
19ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   WITHOUT ANY WARRANTY; without even the implied warranty of
20ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   General Public License for more details.
22ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
23ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   You should have received a copy of the GNU General Public License
24ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   along with this program; if not, write to the Free Software
25ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   02111-1307, USA.
27ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
28ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   The GNU General Public License is contained in the file COPYING.
29ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown*/
30ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
31ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#if defined(VGO_darwin)
32ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
33ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include "pub_core_basics.h"
34ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include "pub_core_mach.h"
35ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
36ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include <mach/mach.h>
37ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#include <mach/machine/ndr_def.h>
38ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
39ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* From mach_traps-<arch>-darwin.S */
40ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown//extern mach_port_name_t host_self_trap(void);
41ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern mach_port_name_t thread_self_trap(void);
42ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownextern mach_port_t mach_reply_port(void);
43ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
44ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* Global variables set in mach_init() */
45ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownvm_size_t vm_page_size = 0;
46ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownmach_port_name_t mach_task_self_ = 0;
47ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
48ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
49ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownmach_port_name_t mach_thread_self(void)
50ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{
51ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    return thread_self_trap();
52ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown}
53ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
54ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownstatic mach_port_t reply = 0;
55ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
56ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownmach_port_t mig_get_reply_port(void)
57ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{
58ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    if (!reply) reply = mach_reply_port();
59ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    return reply;
60ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    // GrP fixme is just one enough for valgrind's own use?
61ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    // might work if valgrind never blocks in mig calls on
62ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    // its own behalf, and doesn't call mig outside the semaphore
63ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown}
64ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
65ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
66ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownvoid mig_dealloc_reply_port(mach_port_t reply_port)
67ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{
68ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown}
69ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
70ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
71ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownvoid mig_put_reply_port(mach_port_t reply_port)
72ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{
73ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown}
74ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
75ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
76ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/* Initialize Mach global data.
77ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown   Should be called early in main(). */
78ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brownvoid VG_(mach_init)(void)
79ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown{
80ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    reply = 0;
81ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    mach_task_self_ = task_self_trap();
82ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
83ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    // GrP fixme host_page_size(host_self_trap(), &vm_page_size);
84ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown    vm_page_size = 4096;
85ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown}
86ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
87ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown#endif // defined(VGO_darwin)
88ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown
89ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
90ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--- end                                                          ---*/
91ed07e00d438c74b7a23c01bfffde77e3968305e4Jeff Brown/*--------------------------------------------------------------------*/
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