/usr/aarch64-linux-gnu/include/bits/link.h is in libc6-dev-arm64-cross 2.27-3ubuntu1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | /* Copyright (C) 2005-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _LINK_H
# error "Never include <bits/link.h> directly; use <link.h> instead."
#endif
/* Registers for entry into PLT on AArch64. */
typedef struct La_aarch64_regs
{
uint64_t lr_xreg[8];
uint64_t lr_dreg[8];
uint64_t lr_sp;
uint64_t lr_lr;
} La_aarch64_regs;
/* Return values for calls from PLT on AArch64. */
typedef struct La_aarch64_retval
{
/* Up to two integer registers can be used for a return value. */
uint64_t lrv_xreg[2];
/* Up to four D registers can be used for a return value. */
uint64_t lrv_dreg[4];
} La_aarch64_retval;
__BEGIN_DECLS
extern ElfW(Addr)
la_aarch64_gnu_pltenter (ElfW(Sym) *__sym, unsigned int __ndx,
uintptr_t *__refcook,
uintptr_t *__defcook,
La_aarch64_regs *__regs,
unsigned int *__flags,
const char *__symname,
long int *__framesizep);
extern unsigned int
la_aarch64_gnu_pltexit (ElfW(Sym) *__sym, unsigned int __ndx,
uintptr_t *__refcook,
uintptr_t *__defcook,
const La_aarch64_regs *__inregs,
La_aarch64_retval *__outregs,
const char *__symname);
__END_DECLS
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