mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/* Function to access r_debug structure. MIPS specific version.
|
|
Copyright (C) 2022-2024 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#ifdef EW_
|
|
/* Return the offset of the struct r_debug before relocation. */
|
|
|
|
static inline EW(Addr)
|
|
E(r_debug_offset) (EW(Dyn) *d, int fd, EW(Addr) offset)
|
|
{
|
|
switch (d->d_tag)
|
|
{
|
|
case DT_MIPS_RLD_MAP_REL:
|
|
offset += d->d_un.d_val;
|
|
break;
|
|
case DT_MIPS_RLD_MAP:
|
|
offset = d->d_un.d_ptr;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
if (pread (fd, &offset, sizeof (offset), offset) != sizeof (offset))
|
|
return 0;
|
|
|
|
return offset;
|
|
}
|
|
#else
|
|
/* Return the address of the struct r_debug after relocation. */
|
|
|
|
static inline EW(Addr)
|
|
E(r_debug_address) (EW(Dyn) *d)
|
|
{
|
|
EW(Addr) ptr;
|
|
|
|
switch (d->d_tag)
|
|
{
|
|
case DT_MIPS_RLD_MAP_REL:
|
|
ptr = ((EW(Addr)) d) + d->d_un.d_val;
|
|
break;
|
|
case DT_MIPS_RLD_MAP:
|
|
ptr = d->d_un.d_ptr;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
return *(EW(Addr) *) ptr;
|
|
}
|
|
#endif
|