2002-08-09 17:38:24 +02:00
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/* QNX specific support for 32-bit ELF
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Copyright 2002 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* Returns the end address of the segment + 1. */
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#define SEGMENT_END(segment, start) \
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(start + (segment->p_memsz > segment->p_filesz \
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? segment->p_memsz : segment->p_filesz))
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2002-08-22 19:27:20 +02:00
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static boolean elf_qnx_copy_private_bfd_data_p
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2002-08-09 17:38:24 +02:00
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PARAMS ((bfd *, asection *, bfd *, asection *));
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2002-08-22 19:27:20 +02:00
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static boolean elf_qnx_is_contained_by_filepos
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2002-08-09 17:38:24 +02:00
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PARAMS ((asection *, Elf_Internal_Phdr *));
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2002-08-22 19:27:20 +02:00
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static void elf_qnx_set_nonloadable_filepos
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2002-08-09 17:38:24 +02:00
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PARAMS ((bfd *, Elf_Internal_Phdr *));
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static boolean
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elf_qnx_copy_private_bfd_data_p (ibfd, isec, obfd, osec)
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bfd *ibfd;
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asection *isec;
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bfd *obfd;
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asection *osec;
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{
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/* We don't use these parameters, but another target might. */
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ibfd = ibfd;
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obfd = obfd;
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osec = osec;
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return isec->next == NULL;
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}
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static boolean
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elf_qnx_is_contained_by_filepos (section, segment)
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asection *section;
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Elf_Internal_Phdr *segment;
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{
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return ((bfd_vma) section->filepos >= segment->p_offset
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&& ((bfd_vma) section->filepos + section->_raw_size
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<= SEGMENT_END (segment, segment->p_offset)));
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}
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static void
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elf_qnx_set_nonloadable_filepos (abfd, phdrs)
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bfd *abfd;
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Elf_Internal_Phdr *phdrs;
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{
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struct elf_segment_map *m;
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Elf_Internal_Phdr *p;
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file_ptr off = 0;
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for (m = elf_tdata (abfd)->segment_map, p = phdrs;
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m != NULL;
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m = m->next, p++)
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{
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unsigned int i;
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asection **secpp;
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for (i = 0, secpp = m->sections; i < m->count; i++, secpp++)
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{
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asection *sec;
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sec = *secpp;
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if (p->p_type == PT_LOAD)
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off = sec->filepos;
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else
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{
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if (i == 0)
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{
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if (sec->filepos)
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p->p_offset = sec->filepos;
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else
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p->p_offset = off;
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}
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if (!sec->filepos)
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{
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off += sec->_raw_size;
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p->p_filesz += sec->_raw_size;
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}
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}
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}
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}
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return;
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}
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#ifndef elf_backend_set_nonloadable_filepos
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#define elf_backend_set_nonloadable_filepos elf_qnx_set_nonloadable_filepos
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#endif
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#ifndef elf_backend_is_contained_by_filepos
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#define elf_backend_is_contained_by_filepos elf_qnx_is_contained_by_filepos
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#endif
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#ifndef elf_backend_copy_private_bfd_data_p
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#define elf_backend_copy_private_bfd_data_p elf_qnx_copy_private_bfd_data_p
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#endif
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