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0dd741f753
In some subsequent patches, solib_ops methods will need to access the program space they were created for. We currently access the program space using "current_program_space", but it would better to remember the program space at construction time instead. Change-Id: Icf2809435a23c47ddeeb75e603863b201eff2e58 Reviewed-By: Guinevere Larsen <guinevere@redhat.com>
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/* Target-dependent code for GNU/Linux using SVR4-style libraries.
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Copyright (C) 2025 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "solib-svr4-linux.h"
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/* See solib-svr4-linux.h. */
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solib_ops_up
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make_linux_ilp32_svr4_solib_ops (program_space *pspace)
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{
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return std::make_unique<linux_ilp32_svr4_solib_ops> (pspace);
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}
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/* See solib-svr4-linux.h. */
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link_map_offsets *
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linux_ilp32_svr4_solib_ops::fetch_link_map_offsets () const
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{
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static link_map_offsets lmo;
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static link_map_offsets *lmp = nullptr;
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if (lmp == nullptr)
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{
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lmp = &lmo;
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lmo.r_version_offset = 0;
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lmo.r_version_size = 4;
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lmo.r_map_offset = 4;
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lmo.r_brk_offset = 8;
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lmo.r_ldsomap_offset = -1;
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lmo.r_next_offset = 20;
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/* Everything we need is in the first 20 bytes. */
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lmo.link_map_size = 20;
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lmo.l_addr_offset = 0;
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lmo.l_name_offset = 4;
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lmo.l_ld_offset = 8;
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lmo.l_next_offset = 12;
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lmo.l_prev_offset = 16;
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}
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return lmp;
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}
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/* See solib-svr4-linux.h. */
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solib_ops_up
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make_linux_lp64_svr4_solib_ops (program_space *pspace)
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{
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return std::make_unique<linux_lp64_svr4_solib_ops> (pspace);
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}
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/* See linux-tdep.h. */
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link_map_offsets *
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linux_lp64_svr4_solib_ops::fetch_link_map_offsets () const
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{
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static link_map_offsets lmo;
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static link_map_offsets *lmp = nullptr;
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if (lmp == nullptr)
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{
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lmp = &lmo;
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lmo.r_version_offset = 0;
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lmo.r_version_size = 4;
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lmo.r_map_offset = 8;
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lmo.r_brk_offset = 16;
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lmo.r_ldsomap_offset = -1;
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lmo.r_next_offset = 40;
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/* Everything we need is in the first 40 bytes. */
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lmo.link_map_size = 40;
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lmo.l_addr_offset = 0;
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lmo.l_name_offset = 8;
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lmo.l_ld_offset = 16;
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lmo.l_next_offset = 24;
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lmo.l_prev_offset = 32;
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}
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return lmp;
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}
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