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/* Target-dependent code for GNU/Linux using SVR4-style libraries.
Copyright (C) 2025 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "solib-svr4-linux.h"
/* See solib-svr4-linux.h. */
solib_ops_up
make_linux_ilp32_svr4_solib_ops ()
{
return std::make_unique<linux_ilp32_svr4_solib_ops> ();
}
/* See solib-svr4-linux.h. */
link_map_offsets *
linux_ilp32_svr4_solib_ops::fetch_link_map_offsets () const
{
static link_map_offsets lmo;
static link_map_offsets *lmp = nullptr;
if (lmp == nullptr)
{
lmp = &lmo;
lmo.r_version_offset = 0;
lmo.r_version_size = 4;
lmo.r_map_offset = 4;
lmo.r_brk_offset = 8;
lmo.r_ldsomap_offset = -1;
lmo.r_next_offset = 20;
/* Everything we need is in the first 20 bytes. */
lmo.link_map_size = 20;
lmo.l_addr_offset = 0;
lmo.l_name_offset = 4;
lmo.l_ld_offset = 8;
lmo.l_next_offset = 12;
lmo.l_prev_offset = 16;
}
return lmp;
}
/* See solib-svr4-linux.h. */
solib_ops_up
make_linux_lp64_svr4_solib_ops ()
{
return std::make_unique<linux_lp64_svr4_solib_ops> ();
}
/* See linux-tdep.h. */
link_map_offsets *
linux_lp64_svr4_solib_ops::fetch_link_map_offsets () const
{
static link_map_offsets lmo;
static link_map_offsets *lmp = nullptr;
if (lmp == nullptr)
{
lmp = &lmo;
lmo.r_version_offset = 0;
lmo.r_version_size = 4;
lmo.r_map_offset = 8;
lmo.r_brk_offset = 16;
lmo.r_ldsomap_offset = -1;
lmo.r_next_offset = 40;
/* Everything we need is in the first 40 bytes. */
lmo.link_map_size = 40;
lmo.l_addr_offset = 0;
lmo.l_name_offset = 8;
lmo.l_ld_offset = 16;
lmo.l_next_offset = 24;
lmo.l_prev_offset = 32;
}
return lmp;
}
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