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https://github.com/Zenithsiz/ftmemsim-valgrind.git
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92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
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/*--------------------------------------------------------------------*/
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/*--- Basic Mach interface functions mach_basics.c ---*/
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/*--------------------------------------------------------------------*/
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/*
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This file is part of Valgrind, a dynamic binary instrumentation
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framework.
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Copyright (C) 2005-2015 Apple Inc.
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Greg Parker gparker@apple.com
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307, USA.
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The GNU General Public License is contained in the file COPYING.
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*/
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#if defined(VGO_darwin)
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#include "pub_core_basics.h"
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#include "pub_core_mach.h"
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#include <mach/mach.h>
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#include <mach/machine/ndr_def.h>
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/* From mach_traps-<arch>-darwin.S */
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//extern mach_port_name_t host_self_trap(void);
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extern mach_port_name_t thread_self_trap(void);
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extern mach_port_t mach_reply_port(void);
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/* Global variables set in mach_init() */
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vm_size_t vm_page_size = 0;
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mach_port_name_t mach_task_self_ = 0;
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mach_port_name_t mach_thread_self(void)
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{
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return thread_self_trap();
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}
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static mach_port_t reply = 0;
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mach_port_t mig_get_reply_port(void)
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{
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if (!reply) reply = mach_reply_port();
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return reply;
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// GrP fixme is just one enough for valgrind's own use?
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// might work if valgrind never blocks in mig calls on
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// its own behalf, and doesn't call mig outside the semaphore
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}
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void mig_dealloc_reply_port(mach_port_t reply_port)
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{
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}
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void mig_put_reply_port(mach_port_t reply_port)
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{
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}
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/* Initialize Mach global data.
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Should be called early in main(). */
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void VG_(mach_init)(void)
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{
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reply = 0;
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mach_task_self_ = task_self_trap();
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// GrP fixme host_page_size(host_self_trap(), &vm_page_size);
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vm_page_size = 4096;
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}
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#endif // defined(VGO_darwin)
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/*--------------------------------------------------------------------*/
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/*--- end ---*/
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/*--------------------------------------------------------------------*/
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