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29 lines
1.2 KiB
C
29 lines
1.2 KiB
C
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/* rtld-audit version check. AArch64 version.
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Copyright (C) 2022 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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<https://www.gnu.org/licenses/>. */
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static inline bool
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_dl_audit_check_version (unsigned int lav)
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{
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/* Audit version 1 do not save x8 or NEON registers, which required
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changing La_aarch64_regs and La_aarch64_retval layout (BZ#26643). The
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missing indirect result save/restore makes _dl_runtime_profile
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potentially trigger undefined behavior if the function returns a large
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struct (even when PLT trace is not requested). */
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return lav == LAV_CURRENT;
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}
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