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34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
/* Change memory protections on pages. NaCl version.
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Copyright (C) 2015-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <nacl-interfaces.h>
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/* Change the memory protection of the region starting at ADDR and
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extending LEN bytes to PROT. Returns 0 if successful, -1 for errors
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(and sets errno). */
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int
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__mprotect (__ptr_t addr, size_t len, int prot)
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{
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return NACL_CALL (__nacl_irt_memory.mprotect (addr, len, prot), 0);
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}
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weak_alias (__mprotect, mprotect)
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