| |
| /*--------------------------------------------------------------------*/ |
| /*--- Basic Mach interface functions mach_basics.c ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Valgrind, a dynamic binary instrumentation |
| framework. |
| |
| Copyright (C) 2005-2013 Apple Inc. |
| Greg Parker gparker@apple.com |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as |
| published by the Free Software Foundation; either version 2 of the |
| License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| #if defined(VGO_darwin) |
| |
| #include "pub_core_basics.h" |
| #include "pub_core_mach.h" |
| |
| #include <mach/mach.h> |
| #include <mach/machine/ndr_def.h> |
| |
| /* From mach_traps-<arch>-darwin.S */ |
| //extern mach_port_name_t host_self_trap(void); |
| extern mach_port_name_t thread_self_trap(void); |
| extern mach_port_t mach_reply_port(void); |
| |
| /* Global variables set in mach_init() */ |
| vm_size_t vm_page_size = 0; |
| mach_port_name_t mach_task_self_ = 0; |
| |
| |
| mach_port_name_t mach_thread_self(void) |
| { |
| return thread_self_trap(); |
| } |
| |
| static mach_port_t reply = 0; |
| |
| mach_port_t mig_get_reply_port(void) |
| { |
| if (!reply) reply = mach_reply_port(); |
| return reply; |
| // GrP fixme is just one enough for valgrind's own use? |
| // might work if valgrind never blocks in mig calls on |
| // its own behalf, and doesn't call mig outside the semaphore |
| } |
| |
| |
| void mig_dealloc_reply_port(mach_port_t reply_port) |
| { |
| } |
| |
| |
| void mig_put_reply_port(mach_port_t reply_port) |
| { |
| } |
| |
| |
| /* Initialize Mach global data. |
| Should be called early in main(). */ |
| void VG_(mach_init)(void) |
| { |
| reply = 0; |
| mach_task_self_ = task_self_trap(); |
| |
| // GrP fixme host_page_size(host_self_trap(), &vm_page_size); |
| vm_page_size = 4096; |
| } |
| |
| #endif // defined(VGO_darwin) |
| |
| /*--------------------------------------------------------------------*/ |
| /*--- end ---*/ |
| /*--------------------------------------------------------------------*/ |