bionic/libc/private/bionic_globals.h
Josh Gao fe9d0ed6cb Move setjmp cookie to a shared globals struct.
Change-Id: I59a4c187d61524c4e48655c4c6376dba0d41eee2
2015-10-09 15:59:04 -07:00

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/*
* Copyright (C) 2015 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _PRIVATE_BIONIC_GLOBALS_H
#define _PRIVATE_BIONIC_GLOBALS_H
#include <sys/cdefs.h>
#include "private/bionic_vdso.h"
#include "private/WriteProtected.h"
struct libc_globals {
vdso_entry vdso[VDSO_END];
long setjmp_cookie;
};
__LIBC_HIDDEN__ extern WriteProtected<libc_globals> __libc_globals;
class KernelArgumentBlock;
__LIBC_HIDDEN__ void __libc_init_vdso(libc_globals* globals,
KernelArgumentBlock& args);
__LIBC_HIDDEN__ void __libc_init_setjmp_cookie(libc_globals* globals,
KernelArgumentBlock& args);
#endif