/* ELF executable support for BFD.
- Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
- 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
- Free Software Foundation, Inc.
+ Copyright (C) 1993-2014 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
#include "elf-bfd.h"
#include "libiberty.h"
#include "safe-ctype.h"
+#include "elf-linux-psinfo.h"
#ifdef CORE_HEADER
#include CORE_HEADER
return FALSE;
elf_object_id (abfd) = object_id;
- elf_program_header_size (abfd) = (bfd_size_type) -1;
+ if (abfd->direction != read_direction)
+ {
+ struct output_elf_obj_tdata *o = bfd_zalloc (abfd, sizeof *o);
+ if (o == NULL)
+ return FALSE;
+ elf_tdata (abfd)->o = o;
+ elf_program_header_size (abfd) = (bfd_size_type) -1;
+ }
return TRUE;
}
bfd_elf_mkcorefile (bfd *abfd)
{
/* I think this can be done just like an object file. */
- return abfd->xvec->_bfd_set_format[(int) bfd_object] (abfd);
+ if (!abfd->xvec->_bfd_set_format[(int) bfd_object] (abfd))
+ return FALSE;
+ elf_tdata (abfd)->core = bfd_zalloc (abfd, sizeof (*elf_tdata (abfd)->core));
+ return elf_tdata (abfd)->core != NULL;
}
static char *
shnum = elf_numsections (abfd);
num_group = 0;
-#define IS_VALID_GROUP_SECTION_HEADER(shdr) \
+#define IS_VALID_GROUP_SECTION_HEADER(shdr, minsize) \
( (shdr)->sh_type == SHT_GROUP \
- && (shdr)->sh_size >= (2 * GRP_ENTRY_SIZE) \
+ && (shdr)->sh_size >= minsize \
&& (shdr)->sh_entsize == GRP_ENTRY_SIZE \
&& ((shdr)->sh_size % GRP_ENTRY_SIZE) == 0)
{
Elf_Internal_Shdr *shdr = elf_elfsections (abfd)[i];
- if (IS_VALID_GROUP_SECTION_HEADER (shdr))
+ if (IS_VALID_GROUP_SECTION_HEADER (shdr, 2 * GRP_ENTRY_SIZE))
num_group += 1;
}
{
Elf_Internal_Shdr *shdr = elf_elfsections (abfd)[i];
- if (IS_VALID_GROUP_SECTION_HEADER (shdr))
+ if (IS_VALID_GROUP_SECTION_HEADER (shdr, 2 * GRP_ENTRY_SIZE))
{
unsigned char *src;
Elf_Internal_Group *dest;
{
/* The debugging sections appear to be recognized only by name,
not any sort of flag. Their SEC_ALLOC bits are cleared. */
- static const struct
- {
- const char *name;
- int len;
- } debug_sections [] =
- {
- { STRING_COMMA_LEN ("debug") }, /* 'd' */
- { NULL, 0 }, /* 'e' */
- { NULL, 0 }, /* 'f' */
- { STRING_COMMA_LEN ("gnu.linkonce.wi.") }, /* 'g' */
- { NULL, 0 }, /* 'h' */
- { NULL, 0 }, /* 'i' */
- { NULL, 0 }, /* 'j' */
- { NULL, 0 }, /* 'k' */
- { STRING_COMMA_LEN ("line") }, /* 'l' */
- { NULL, 0 }, /* 'm' */
- { NULL, 0 }, /* 'n' */
- { NULL, 0 }, /* 'o' */
- { NULL, 0 }, /* 'p' */
- { NULL, 0 }, /* 'q' */
- { NULL, 0 }, /* 'r' */
- { STRING_COMMA_LEN ("stab") }, /* 's' */
- { NULL, 0 }, /* 't' */
- { NULL, 0 }, /* 'u' */
- { NULL, 0 }, /* 'v' */
- { NULL, 0 }, /* 'w' */
- { NULL, 0 }, /* 'x' */
- { NULL, 0 }, /* 'y' */
- { STRING_COMMA_LEN ("zdebug") } /* 'z' */
- };
-
if (name [0] == '.')
{
- int i = name [1] - 'd';
- if (i >= 0
- && i < (int) ARRAY_SIZE (debug_sections)
- && debug_sections [i].name != NULL
- && strncmp (&name [1], debug_sections [i].name,
- debug_sections [i].len) == 0)
+ const char *p;
+ int n;
+ if (name[1] == 'd')
+ p = ".debug", n = 6;
+ else if (name[1] == 'g' && name[2] == 'n')
+ p = ".gnu.linkonce.wi.", n = 17;
+ else if (name[1] == 'g' && name[2] == 'd')
+ p = ".gdb_index", n = 11; /* yes we really do mean 11. */
+ else if (name[1] == 'l')
+ p = ".line", n = 5;
+ else if (name[1] == 's')
+ p = ".stab", n = 5;
+ else if (name[1] == 'z')
+ p = ".zdebug", n = 7;
+ else
+ p = NULL, n = 0;
+ if (p != NULL && strncmp (name, p, n) == 0)
flags |= SEC_DEBUGGING;
}
}
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
return TRUE;
- BFD_ASSERT (!elf_flags_init (obfd)
- || (elf_elfheader (obfd)->e_flags
- == elf_elfheader (ibfd)->e_flags));
+ if (!elf_flags_init (obfd))
+ {
+ elf_elfheader (obfd)->e_flags = elf_elfheader (ibfd)->e_flags;
+ elf_flags_init (obfd) = TRUE;
+ }
elf_gp (obfd) = elf_gp (ibfd);
- elf_elfheader (obfd)->e_flags = elf_elfheader (ibfd)->e_flags;
- elf_flags_init (obfd) = TRUE;
+
+ /* Also copy the EI_OSABI field. */
+ elf_elfheader (obfd)->e_ident[EI_OSABI] =
+ elf_elfheader (ibfd)->e_ident[EI_OSABI];
/* Copy object attributes. */
_bfd_elf_copy_obj_attributes (ibfd, obfd);
bfd_fprintf_vma (abfd, file, val);
/* If we have version information, print it. */
- if (elf_tdata (abfd)->dynversym_section != 0
- && (elf_tdata (abfd)->dynverdef_section != 0
- || elf_tdata (abfd)->dynverref_section != 0))
+ if (elf_dynversym (abfd) != 0
+ && (elf_dynverdef (abfd) != 0
+ || elf_dynverref (abfd) != 0))
{
unsigned int vernum;
const char *version_string;
return TRUE;
case SHT_GROUP:
- if (! IS_VALID_GROUP_SECTION_HEADER (hdr))
+ if (! IS_VALID_GROUP_SECTION_HEADER (hdr, GRP_ENTRY_SIZE))
return FALSE;
if (!_bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
return FALSE;
{
{ STRING_COMMA_LEN (".data"), -2, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
{ STRING_COMMA_LEN (".data1"), 0, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
+ /* There are more DWARF sections than these, but they needn't be added here
+ unless you have to cope with broken compilers that don't emit section
+ attributes or you want to help the user writing assembler. */
{ STRING_COMMA_LEN (".debug"), 0, SHT_PROGBITS, 0 },
{ STRING_COMMA_LEN (".debug_line"), 0, SHT_PROGBITS, 0 },
{ STRING_COMMA_LEN (".debug_info"), 0, SHT_PROGBITS, 0 },
USE_RELA_P is TRUE, we use RELA relocations; otherwise, we use REL
relocations. */
-bfd_boolean
+static bfd_boolean
_bfd_elf_init_reloc_shdr (bfd *abfd,
struct bfd_elf_section_reloc_data *reldata,
asection *asect,
d->rela.idx = 0;
}
- t->shstrtab_section = section_number++;
+ elf_shstrtab_sec (abfd) = section_number++;
_bfd_elf_strtab_addref (elf_shstrtab (abfd), t->shstrtab_hdr.sh_name);
- elf_elfheader (abfd)->e_shstrndx = t->shstrtab_section;
+ elf_elfheader (abfd)->e_shstrndx = elf_shstrtab_sec (abfd);
need_symtab = (bfd_get_symcount (abfd) > 0
|| (link_info == NULL
== HAS_RELOC)));
if (need_symtab)
{
- t->symtab_section = section_number++;
+ elf_onesymtab (abfd) = section_number++;
_bfd_elf_strtab_addref (elf_shstrtab (abfd), t->symtab_hdr.sh_name);
if (section_number > ((SHN_LORESERVE - 2) & 0xFFFF))
{
- t->symtab_shndx_section = section_number++;
+ elf_symtab_shndx (abfd) = section_number++;
t->symtab_shndx_hdr.sh_name
= (unsigned int) _bfd_elf_strtab_add (elf_shstrtab (abfd),
".symtab_shndx", FALSE);
if (t->symtab_shndx_hdr.sh_name == (unsigned int) -1)
return FALSE;
}
- t->strtab_section = section_number++;
+ elf_strtab_sec (abfd) = section_number++;
_bfd_elf_strtab_addref (elf_shstrtab (abfd), t->strtab_hdr.sh_name);
}
+ if (section_number >= SHN_LORESERVE)
+ {
+ _bfd_error_handler (_("%B: too many sections: %u"),
+ abfd, section_number);
+ return FALSE;
+ }
+
_bfd_elf_strtab_finalize (elf_shstrtab (abfd));
t->shstrtab_hdr.sh_size = _bfd_elf_strtab_size (elf_shstrtab (abfd));
elf_elfsections (abfd) = i_shdrp;
- i_shdrp[t->shstrtab_section] = &t->shstrtab_hdr;
+ i_shdrp[elf_shstrtab_sec (abfd)] = &t->shstrtab_hdr;
if (need_symtab)
{
- i_shdrp[t->symtab_section] = &t->symtab_hdr;
+ i_shdrp[elf_onesymtab (abfd)] = &t->symtab_hdr;
if (elf_numsections (abfd) > (SHN_LORESERVE & 0xFFFF))
{
- i_shdrp[t->symtab_shndx_section] = &t->symtab_shndx_hdr;
- t->symtab_shndx_hdr.sh_link = t->symtab_section;
+ i_shdrp[elf_symtab_shndx (abfd)] = &t->symtab_shndx_hdr;
+ t->symtab_shndx_hdr.sh_link = elf_onesymtab (abfd);
}
- i_shdrp[t->strtab_section] = &t->strtab_hdr;
- t->symtab_hdr.sh_link = t->strtab_section;
+ i_shdrp[elf_strtab_sec (abfd)] = &t->strtab_hdr;
+ t->symtab_hdr.sh_link = elf_strtab_sec (abfd);
}
for (sec = abfd->sections; sec; sec = sec->next)
the relocation entries apply. */
if (d->rel.idx != 0)
{
- d->rel.hdr->sh_link = t->symtab_section;
+ d->rel.hdr->sh_link = elf_onesymtab (abfd);
d->rel.hdr->sh_info = d->this_idx;
+ d->rel.hdr->sh_flags |= SHF_INFO_LINK;
}
if (d->rela.idx != 0)
{
- d->rela.hdr->sh_link = t->symtab_section;
+ d->rela.hdr->sh_link = elf_onesymtab (abfd);
d->rela.hdr->sh_info = d->this_idx;
+ d->rela.hdr->sh_flags |= SHF_INFO_LINK;
}
/* We need to set up sh_link for SHF_LINK_ORDER. */
name += 5;
s = bfd_get_section_by_name (abfd, name);
if (s != NULL)
- d->this_hdr.sh_info = elf_section_data (s)->this_idx;
+ {
+ d->this_hdr.sh_info = elf_section_data (s)->this_idx;
+ d->this_hdr.sh_flags |= SHF_INFO_LINK;
+ }
break;
case SHT_STRTAB:
break;
case SHT_GROUP:
- d->this_hdr.sh_link = t->symtab_section;
+ d->this_hdr.sh_link = elf_onesymtab (abfd);
}
}
}
/* Don't output section symbols for sections that are not going to be
- output, or that are duplicates. */
+ output, that are duplicates or there is no BFD section. */
static bfd_boolean
ignore_section_sym (bfd *abfd, asymbol *sym)
{
- return ((sym->flags & BSF_SECTION_SYM) != 0
- && !(sym->section->owner == abfd
+ elf_symbol_type *type_ptr;
+
+ if ((sym->flags & BSF_SECTION_SYM) == 0)
+ return FALSE;
+
+ type_ptr = elf_symbol_from (abfd, sym);
+ return ((type_ptr != NULL
+ && type_ptr->internal_elf_sym.st_shndx != 0
+ && bfd_is_abs_section (sym->section))
+ || !(sym->section->owner == abfd
|| (sym->section->output_section->owner == abfd
&& sym->section->output_offset == 0)
|| bfd_is_abs_section (sym->section)));
all local symbols to be at the head of the list. */
static bfd_boolean
-elf_map_symbols (bfd *abfd)
+elf_map_symbols (bfd *abfd, unsigned int *pnum_locals)
{
unsigned int symcount = bfd_get_symcount (abfd);
asymbol **syms = bfd_get_outsymbols (abfd);
bfd_set_symtab (abfd, new_syms, num_locals + num_globals);
- elf_num_locals (abfd) = num_locals;
- elf_num_globals (abfd) = num_globals;
+ *pnum_locals = num_locals;
return TRUE;
}
return FALSE;
/* Post process the headers if necessary. */
- if (bed->elf_backend_post_process_headers)
- (*bed->elf_backend_post_process_headers) (abfd, link_info);
+ (*bed->elf_backend_post_process_headers) (abfd, link_info);
fsargs.failed = FALSE;
fsargs.link_info = link_info;
file_ptr off;
Elf_Internal_Shdr *hdr;
- off = elf_tdata (abfd)->next_file_pos;
+ off = elf_next_file_pos (abfd);
hdr = &elf_tdata (abfd)->symtab_hdr;
off = _bfd_elf_assign_file_position_for_section (hdr, off, TRUE);
hdr = &elf_tdata (abfd)->strtab_hdr;
off = _bfd_elf_assign_file_position_for_section (hdr, off, TRUE);
- elf_tdata (abfd)->next_file_pos = off;
+ elf_next_file_pos (abfd) = off;
/* Now that we know where the .strtab section goes, write it
out. */
++segs;
}
- if (elf_tdata (abfd)->eh_frame_hdr)
+ if (elf_eh_frame_hdr (abfd))
{
/* We need a PT_GNU_EH_FRAME segment. */
++segs;
}
- if (elf_tdata (abfd)->stack_flags)
+ if (elf_stack_flags (abfd))
{
/* We need a PT_GNU_STACK segment. */
++segs;
struct elf_segment_map *m;
Elf_Internal_Phdr *p;
- for (m = elf_tdata (abfd)->segment_map,
- p = elf_tdata (abfd)->phdr;
+ for (m = elf_seg_map (abfd), p = elf_tdata (abfd)->phdr;
m != NULL;
m = m->next, p++)
{
sections from the segment map. We also remove excluded
sections. Finally, any PT_LOAD segment without sections is
removed. */
- m = &elf_tdata (abfd)->segment_map;
+ m = &elf_seg_map (abfd);
while (*m)
{
unsigned int i, new_count;
const struct elf_backend_data *bed = get_elf_backend_data (abfd);
bfd_boolean no_user_phdrs;
- no_user_phdrs = elf_tdata (abfd)->segment_map == NULL;
+ no_user_phdrs = elf_seg_map (abfd) == NULL;
if (info != NULL)
info->user_phdrs = !no_user_phdrs;
program headers we will need. */
if (count > 0)
{
- bfd_size_type phdr_size = elf_tdata (abfd)->program_header_size;
+ bfd_size_type phdr_size = elf_program_header_size (abfd);
if (phdr_size == (bfd_size_type) -1)
phdr_size = get_program_header_size (abfd, info);
+ phdr_size += bed->s->sizeof_ehdr;
if ((abfd->flags & D_PAGED) == 0
|| (sections[0]->lma & addr_mask) < phdr_size
|| ((sections[0]->lma & addr_mask) % maxpagesize
/* Mandated PF_R. */
m->p_flags = PF_R;
m->p_flags_valid = 1;
+ s = first_tls;
for (i = 0; i < (unsigned int) tls_count; ++i)
{
- BFD_ASSERT (first_tls->flags & SEC_THREAD_LOCAL);
- m->sections[i] = first_tls;
- first_tls = first_tls->next;
+ if ((s->flags & SEC_THREAD_LOCAL) == 0)
+ {
+ _bfd_error_handler
+ (_("%B: TLS sections are not adjacent:"), abfd);
+ s = first_tls;
+ i = 0;
+ while (i < (unsigned int) tls_count)
+ {
+ if ((s->flags & SEC_THREAD_LOCAL) != 0)
+ {
+ _bfd_error_handler (_(" TLS: %A"), s);
+ i++;
+ }
+ else
+ _bfd_error_handler (_(" non-TLS: %A"), s);
+ s = s->next;
+ }
+ bfd_set_error (bfd_error_bad_value);
+ goto error_return;
+ }
+ m->sections[i] = s;
+ s = s->next;
}
*pm = m;
/* If there is a .eh_frame_hdr section, throw in a PT_GNU_EH_FRAME
segment. */
- eh_frame_hdr = elf_tdata (abfd)->eh_frame_hdr;
+ eh_frame_hdr = elf_eh_frame_hdr (abfd);
if (eh_frame_hdr != NULL
&& (eh_frame_hdr->output_section->flags & SEC_LOAD) != 0)
{
pm = &m->next;
}
- if (elf_tdata (abfd)->stack_flags)
+ if (elf_stack_flags (abfd))
{
amt = sizeof (struct elf_segment_map);
m = (struct elf_segment_map *) bfd_zalloc (abfd, amt);
goto error_return;
m->next = NULL;
m->p_type = PT_GNU_STACK;
- m->p_flags = elf_tdata (abfd)->stack_flags;
+ m->p_flags = elf_stack_flags (abfd);
+ m->p_align = bed->stack_align;
m->p_flags_valid = 1;
+ m->p_align_valid = m->p_align != 0;
+ if (info->stacksize > 0)
+ {
+ m->p_size = info->stacksize;
+ m->p_size_valid = 1;
+ }
*pm = m;
pm = &m->next;
== (SEC_LOAD | SEC_HAS_CONTENTS))
break;
- if (i == (unsigned) -1)
- continue;
-
- if (m->sections[i]->vma + m->sections[i]->size
- >= info->relro_end)
+ if (i != (unsigned) -1)
break;
}
}
}
free (sections);
- elf_tdata (abfd)->segment_map = mfirst;
+ elf_seg_map (abfd) = mfirst;
}
if (!elf_modify_segment_map (abfd, info, no_user_phdrs))
return FALSE;
- for (count = 0, m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+ for (count = 0, m = elf_seg_map (abfd); m != NULL; m = m->next)
++count;
- elf_tdata (abfd)->program_header_size = count * bed->s->sizeof_phdr;
+ elf_program_header_size (abfd) = count * bed->s->sizeof_phdr;
return TRUE;
static file_ptr
vma_page_aligned_bias (bfd_vma vma, ufile_ptr off, bfd_vma maxpagesize)
{
+ /* PR binutils/16199: Handle an alignment of zero. */
+ if (maxpagesize == 0)
+ maxpagesize = 1;
return ((vma - off) % maxpagesize);
}
return FALSE;
alloc = 0;
- for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+ for (m = elf_seg_map (abfd); m != NULL; m = m->next)
{
++alloc;
if (m->header_size)
elf_elfheader (abfd)->e_phnum = alloc;
- if (elf_tdata (abfd)->program_header_size == (bfd_size_type) -1)
- elf_tdata (abfd)->program_header_size = alloc * bed->s->sizeof_phdr;
+ if (elf_program_header_size (abfd) == (bfd_size_type) -1)
+ elf_program_header_size (abfd) = alloc * bed->s->sizeof_phdr;
else
- BFD_ASSERT (elf_tdata (abfd)->program_header_size
+ BFD_ASSERT (elf_program_header_size (abfd)
>= alloc * bed->s->sizeof_phdr);
if (alloc == 0)
{
- elf_tdata (abfd)->next_file_pos = bed->s->sizeof_ehdr;
+ elf_next_file_pos (abfd) = bed->s->sizeof_ehdr;
return TRUE;
}
- /* We're writing the size in elf_tdata (abfd)->program_header_size,
+ /* We're writing the size in elf_program_header_size (abfd),
see assign_file_positions_except_relocs, so make sure we have
that amount allocated, with trailing space cleared.
- The variable alloc contains the computed need, while elf_tdata
- (abfd)->program_header_size contains the size used for the
+ The variable alloc contains the computed need, while
+ elf_program_header_size (abfd) contains the size used for the
layout.
See ld/emultempl/elf-generic.em:gld${EMULATION_NAME}_map_segments
where the layout is forced to according to a larger size in the
last iterations for the testcase ld-elf/header. */
- BFD_ASSERT (elf_tdata (abfd)->program_header_size % bed->s->sizeof_phdr
+ BFD_ASSERT (elf_program_header_size (abfd) % bed->s->sizeof_phdr
== 0);
phdrs = (Elf_Internal_Phdr *)
bfd_zalloc2 (abfd,
- (elf_tdata (abfd)->program_header_size / bed->s->sizeof_phdr),
+ (elf_program_header_size (abfd) / bed->s->sizeof_phdr),
sizeof (Elf_Internal_Phdr));
elf_tdata (abfd)->phdr = phdrs;
if (phdrs == NULL)
header_pad -= off;
off += header_pad;
- for (m = elf_tdata (abfd)->segment_map, p = phdrs, j = 0;
+ for (m = elf_seg_map (abfd), p = phdrs, j = 0;
m != NULL;
m = m->next, p++, j++)
{
p->p_flags |= PF_W;
}
}
+
off -= off_adjust;
/* Check that all sections are in a PT_LOAD segment.
}
}
- elf_tdata (abfd)->next_file_pos = off;
+ elf_next_file_pos (abfd) = off;
return TRUE;
}
i_shdrpp = elf_elfsections (abfd);
num_sec = elf_numsections (abfd);
- off = elf_tdata (abfd)->next_file_pos;
+ off = elf_next_file_pos (abfd);
for (i = 1, hdrpp = i_shdrpp + 1; i < num_sec; i++, hdrpp++)
{
- struct elf_obj_tdata *tdata = elf_tdata (abfd);
Elf_Internal_Shdr *hdr;
hdr = *hdrpp;
}
else if (((hdr->sh_type == SHT_REL || hdr->sh_type == SHT_RELA)
&& hdr->bfd_section == NULL)
- || hdr == i_shdrpp[tdata->symtab_section]
- || hdr == i_shdrpp[tdata->symtab_shndx_section]
- || hdr == i_shdrpp[tdata->strtab_section])
+ || hdr == i_shdrpp[elf_onesymtab (abfd)]
+ || hdr == i_shdrpp[elf_symtab_shndx (abfd)]
+ || hdr == i_shdrpp[elf_strtab_sec (abfd)])
hdr->sh_offset = -1;
else
off = _bfd_elf_assign_file_position_for_section (hdr, off, TRUE);
phdrs_paddr = 0;
hdrs_segment = NULL;
phdrs = elf_tdata (abfd)->phdr;
- for (m = elf_tdata (abfd)->segment_map, p = phdrs;
- m != NULL;
- m = m->next, p++)
+ for (m = elf_seg_map (abfd), p = phdrs; m != NULL; m = m->next, p++)
{
++count;
if (p->p_type != PT_LOAD)
s = hdrs_segment->sections[0];
else
/* Use the first (i.e. lowest-addressed) section in any segment. */
- for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+ for (m = elf_seg_map (abfd); m != NULL; m = m->next)
if (m->count != 0)
{
s = m->sections[0];
}
}
- for (m = elf_tdata (abfd)->segment_map, p = phdrs;
- m != NULL;
- m = m->next, p++)
+ for (m = elf_seg_map (abfd), p = phdrs; m != NULL; m = m->next, p++)
{
if (p->p_type == PT_GNU_RELRO)
{
{
/* During linking the range of the RELRO segment is passed
in link_info. */
- for (lm = elf_tdata (abfd)->segment_map, lp = phdrs;
+ for (lm = elf_seg_map (abfd), lp = phdrs;
lm != NULL;
lm = lm->next, lp++)
{
if (lp->p_type == PT_LOAD
&& lp->p_vaddr < link_info->relro_end
- && lp->p_vaddr + lp->p_filesz >= link_info->relro_end
&& lm->count != 0
&& lm->sections[0]->vma >= link_info->relro_start)
break;
}
- /* PR ld/14207. If the RELRO segment doesn't fit in the
- LOAD segment, it should be removed. */
BFD_ASSERT (lm != NULL);
}
else
p->p_type = PT_NULL;
}
}
+ else if (p->p_type == PT_GNU_STACK)
+ {
+ if (m->p_size_valid)
+ p->p_memsz = m->p_size;
+ }
else if (m->count != 0)
{
if (p->p_type != PT_LOAD
}
}
- elf_tdata (abfd)->next_file_pos = off;
+ elf_next_file_pos (abfd) = off;
return TRUE;
}
hdr = *hdrpp;
if (((hdr->sh_type == SHT_REL || hdr->sh_type == SHT_RELA)
&& hdr->bfd_section == NULL)
- || i == tdata->symtab_section
- || i == tdata->symtab_shndx_section
- || i == tdata->strtab_section)
+ || i == elf_onesymtab (abfd)
+ || i == elf_symtab_shndx (abfd)
+ || i == elf_strtab_sec (abfd))
{
hdr->sh_offset = -1;
}
return FALSE;
}
+ /* Set e_type in ELF header to ET_EXEC for -pie -Ttext-segment=. */
+ if (link_info != NULL
+ && link_info->executable
+ && link_info->shared)
+ {
+ unsigned int num_segments = elf_elfheader (abfd)->e_phnum;
+ Elf_Internal_Phdr *segment = elf_tdata (abfd)->phdr;
+ Elf_Internal_Phdr *end_segment = &segment[num_segments];
+
+ /* Find the lowest p_vaddr in PT_LOAD segments. */
+ bfd_vma p_vaddr = (bfd_vma) -1;
+ for (; segment < end_segment; segment++)
+ if (segment->p_type == PT_LOAD && p_vaddr > segment->p_vaddr)
+ p_vaddr = segment->p_vaddr;
+
+ /* Set e_type to ET_EXEC if the lowest p_vaddr in PT_LOAD
+ segments is non-zero. */
+ if (p_vaddr)
+ i_ehdrp->e_type = ET_EXEC;
+ }
+
/* Write out the program headers. */
- alloc = tdata->program_header_size / bed->s->sizeof_phdr;
+ alloc = elf_program_header_size (abfd) / bed->s->sizeof_phdr;
if (bfd_seek (abfd, (bfd_signed_vma) bed->s->sizeof_ehdr, SEEK_SET) != 0
|| bed->s->write_out_phdrs (abfd, tdata->phdr, alloc) != 0)
return FALSE;
- off = tdata->next_file_pos;
+ off = elf_next_file_pos (abfd);
}
/* Place the section headers. */
i_ehdrp->e_shoff = off;
off += i_ehdrp->e_shnum * i_ehdrp->e_shentsize;
- tdata->next_file_pos = off;
+ elf_next_file_pos (abfd) = off;
return TRUE;
}
unsigned int i, num_sec;
Elf_Internal_Shdr **shdrpp;
- off = elf_tdata (abfd)->next_file_pos;
+ off = elf_next_file_pos (abfd);
num_sec = elf_numsections (abfd);
for (i = 1, shdrpp = elf_elfsections (abfd) + 1; i < num_sec; i++, shdrpp++)
off = _bfd_elf_assign_file_position_for_section (shdrp, off, TRUE);
}
- elf_tdata (abfd)->next_file_pos = off;
+ elf_next_file_pos (abfd) = off;
}
bfd_boolean
Elf_Internal_Shdr **i_shdrp;
bfd_boolean failed;
unsigned int count, num_sec;
+ struct elf_obj_tdata *t;
if (! abfd->output_has_begun
&& ! _bfd_elf_compute_section_file_positions (abfd, NULL))
}
/* Write out the section header names. */
+ t = elf_tdata (abfd);
if (elf_shstrtab (abfd) != NULL
- && (bfd_seek (abfd, elf_tdata (abfd)->shstrtab_hdr.sh_offset, SEEK_SET) != 0
+ && (bfd_seek (abfd, t->shstrtab_hdr.sh_offset, SEEK_SET) != 0
|| !_bfd_elf_strtab_emit (abfd, elf_shstrtab (abfd))))
return FALSE;
if (bed->elf_backend_final_write_processing)
- (*bed->elf_backend_final_write_processing) (abfd,
- elf_tdata (abfd)->linker);
+ (*bed->elf_backend_final_write_processing) (abfd, elf_linker (abfd));
if (!bed->s->write_shdrs_and_ehdr (abfd))
return FALSE;
/* This is last since write_shdrs_and_ehdr can touch i_shdrp[0]. */
- if (elf_tdata (abfd)->after_write_object_contents)
- return (*elf_tdata (abfd)->after_write_object_contents) (abfd);
+ if (t->o->build_id.after_write_object_contents != NULL)
+ return (*t->o->build_id.after_write_object_contents) (abfd);
return TRUE;
}
and carry on looping. */
amt = sizeof (struct elf_segment_map);
amt += ((bfd_size_type) section_count - 1) * sizeof (asection *);
- map = (struct elf_segment_map *) bfd_alloc (obfd, amt);
+ map = (struct elf_segment_map *) bfd_zalloc (obfd, amt);
if (map == NULL)
{
free (sections);
free (sections);
}
- elf_tdata (obfd)->segment_map = map_first;
+ elf_seg_map (obfd) = map_first;
/* If we had to estimate the number of program headers that were
going to be needed, then check our estimate now and adjust
map->p_align_valid = 1;
map->p_vaddr_offset = 0;
- if (map->p_type == PT_GNU_RELRO)
+ if (map->p_type == PT_GNU_RELRO
+ || map->p_type == PT_GNU_STACK)
{
/* The PT_GNU_RELRO segment may contain the first a few
bytes in the .got.plt section even if the whole .got.plt
section isn't in the PT_GNU_RELRO segment. We won't
- change the size of the PT_GNU_RELRO segment. */
+ change the size of the PT_GNU_RELRO segment.
+ Similarly, PT_GNU_STACK size is significant on uclinux
+ systems. */
map->p_size = segment->p_memsz;
map->p_size_valid = 1;
}
if (ELF_SECTION_IN_SEGMENT (this_hdr, segment))
{
map->sections[isec++] = section->output_section;
- if (section->lma < lowest_section->lma)
- lowest_section = section;
if ((section->flags & SEC_ALLOC) != 0)
{
bfd_vma seg_off;
+ if (section->lma < lowest_section->lma)
+ lowest_section = section;
+
/* Section lmas are set up from PT_LOAD header
p_paddr in _bfd_elf_make_section_from_shdr.
If this header has a p_paddr that disagrees
pointer_to_map = &map->next;
}
- elf_tdata (obfd)->segment_map = map_first;
+ elf_seg_map (obfd) = map_first;
return TRUE;
}
}
rewrite:
+ if (ibfd->xvec == obfd->xvec)
+ {
+ /* When rewriting program header, set the output maxpagesize to
+ the maximum alignment of input PT_LOAD segments. */
+ Elf_Internal_Phdr *segment;
+ unsigned int i;
+ unsigned int num_segments = elf_elfheader (ibfd)->e_phnum;
+ bfd_vma maxpagesize = 0;
+
+ for (i = 0, segment = elf_tdata (ibfd)->phdr;
+ i < num_segments;
+ i++, segment++)
+ if (segment->p_type == PT_LOAD
+ && maxpagesize < segment->p_align)
+ maxpagesize = segment->p_align;
+
+ if (maxpagesize != get_elf_backend_data (obfd)->maxpagesize)
+ bfd_emul_set_maxpagesize (bfd_get_target (obfd), maxpagesize);
+ }
+
return rewrite_elf_program_header (ibfd, obfd);
}
entry point, because the latter is called after the section
contents have been set, which means that the program headers have
already been worked out. */
- if (elf_tdata (obfd)->segment_map == NULL && elf_tdata (ibfd)->phdr != NULL)
+ if (elf_seg_map (obfd) == NULL && elf_tdata (ibfd)->phdr != NULL)
{
if (! copy_private_bfd_data (ibfd, obfd))
return FALSE;
shndx = MAP_ONESYMTAB;
else if (shndx == elf_dynsymtab (ibfd))
shndx = MAP_DYNSYMTAB;
- else if (shndx == elf_tdata (ibfd)->strtab_section)
+ else if (shndx == elf_strtab_sec (ibfd))
shndx = MAP_STRTAB;
- else if (shndx == elf_tdata (ibfd)->shstrtab_section)
+ else if (shndx == elf_shstrtab_sec (ibfd))
shndx = MAP_SHSTRTAB;
- else if (shndx == elf_tdata (ibfd)->symtab_shndx_section)
+ else if (shndx == elf_symtab_shndx (ibfd))
shndx = MAP_SYM_SHNDX;
osym->internal_elf_sym.st_shndx = shndx;
}
bfd_byte *outbound_syms;
bfd_byte *outbound_shndx;
int idx;
+ unsigned int num_locals;
bfd_size_type amt;
bfd_boolean name_local_sections;
- if (!elf_map_symbols (abfd))
+ if (!elf_map_symbols (abfd, &num_locals))
return FALSE;
/* Dump out the symtabs. */
symtab_hdr->sh_type = SHT_SYMTAB;
symtab_hdr->sh_entsize = bed->s->sizeof_sym;
symtab_hdr->sh_size = symtab_hdr->sh_entsize * (symcount + 1);
- symtab_hdr->sh_info = elf_num_locals (abfd) + 1;
+ symtab_hdr->sh_info = num_locals + 1;
symtab_hdr->sh_addralign = (bfd_vma) 1 << bed->s->log_file_align;
symstrtab_hdr = &elf_tdata (abfd)->strtab_hdr;
shndx = elf_dynsymtab (abfd);
break;
case MAP_STRTAB:
- shndx = elf_tdata (abfd)->strtab_section;
+ shndx = elf_strtab_sec (abfd);
break;
case MAP_SHSTRTAB:
- shndx = elf_tdata (abfd)->shstrtab_section;
+ shndx = elf_shstrtab_sec (abfd);
break;
case MAP_SYM_SHNDX:
- shndx = elf_tdata (abfd)->symtab_shndx_section;
+ shndx = elf_symtab_shndx (abfd);
break;
default:
+ shndx = SHN_ABS;
break;
}
}
Elf_Internal_Verdef *iverdef;
Elf_Internal_Verdaux *iverdaux;
- iverdef = &elf_tdata (abfd)->verdef[freeidx - 1];;
+ iverdef = &elf_tdata (abfd)->verdef[freeidx - 1];
iverdef->vd_version = VER_DEF_CURRENT;
iverdef->vd_flags = 0;
const char **filename_ptr,
const char **functionname_ptr)
{
- static asection *last_section;
- static asymbol *func;
- static const char *filename;
- static bfd_size_type func_size;
+ struct elf_find_function_cache
+ {
+ asection *last_section;
+ asymbol *func;
+ const char *filename;
+ bfd_size_type func_size;
+ } *cache;
if (symbols == NULL)
return FALSE;
- if (last_section != section
- || func == NULL
- || offset < func->value
- || offset >= func->value + func_size)
+ cache = elf_tdata (abfd)->elf_find_function_cache;
+ if (cache == NULL)
+ {
+ cache = bfd_zalloc (abfd, sizeof (*cache));
+ elf_tdata (abfd)->elf_find_function_cache = cache;
+ if (cache == NULL)
+ return FALSE;
+ }
+ if (cache->last_section != section
+ || cache->func == NULL
+ || offset < cache->func->value
+ || offset >= cache->func->value + cache->func_size)
{
asymbol *file;
bfd_vma low_func;
enum { nothing_seen, symbol_seen, file_after_symbol_seen } state;
const struct elf_backend_data *bed = get_elf_backend_data (abfd);
- filename = NULL;
- func = NULL;
file = NULL;
low_func = 0;
state = nothing_seen;
- func_size = 0;
- last_section = section;
+ cache->filename = NULL;
+ cache->func = NULL;
+ cache->func_size = 0;
+ cache->last_section = section;
for (p = symbols; *p != NULL; p++)
{
&& code_off <= offset
&& (code_off > low_func
|| (code_off == low_func
- && size > func_size)))
+ && size > cache->func_size)))
{
- func = sym;
- func_size = size;
+ cache->func = sym;
+ cache->func_size = size;
+ cache->filename = NULL;
low_func = code_off;
- filename = NULL;
if (file != NULL
&& ((sym->flags & BSF_LOCAL) != 0
|| state != file_after_symbol_seen))
- filename = bfd_asymbol_name (file);
+ cache->filename = bfd_asymbol_name (file);
}
if (state == nothing_seen)
state = symbol_seen;
}
}
- if (func == NULL)
+ if (cache->func == NULL)
return FALSE;
if (filename_ptr)
- *filename_ptr = filename;
+ *filename_ptr = cache->filename;
if (functionname_ptr)
- *functionname_ptr = bfd_asymbol_name (func);
+ *functionname_ptr = bfd_asymbol_name (cache->func);
return TRUE;
}
const char **filename_ptr,
const char **functionname_ptr,
unsigned int *line_ptr)
+{
+ return _bfd_elf_find_nearest_line_discriminator (abfd, section, symbols,
+ offset, filename_ptr,
+ functionname_ptr,
+ line_ptr,
+ NULL);
+}
+
+bfd_boolean
+_bfd_elf_find_nearest_line_discriminator (bfd *abfd,
+ asection *section,
+ asymbol **symbols,
+ bfd_vma offset,
+ const char **filename_ptr,
+ const char **functionname_ptr,
+ unsigned int *line_ptr,
+ unsigned int *discriminator_ptr)
{
bfd_boolean found;
if (_bfd_dwarf2_find_nearest_line (abfd, dwarf_debug_sections,
section, symbols, offset,
filename_ptr, functionname_ptr,
- line_ptr, 0,
+ line_ptr, discriminator_ptr, 0,
&elf_tdata (abfd)->dwarf2_find_line_info))
{
if (!*functionname_ptr)
bfd_boolean
_bfd_elf_find_line (bfd *abfd, asymbol **symbols, asymbol *symbol,
const char **filename_ptr, unsigned int *line_ptr)
+{
+ return _bfd_elf_find_line_discriminator (abfd, symbols, symbol,
+ filename_ptr, line_ptr,
+ NULL);
+}
+
+bfd_boolean
+_bfd_elf_find_line_discriminator (bfd *abfd, asymbol **symbols, asymbol *symbol,
+ const char **filename_ptr,
+ unsigned int *line_ptr,
+ unsigned int *discriminator_ptr)
{
return _bfd_dwarf2_find_line (abfd, symbols, symbol,
- filename_ptr, line_ptr, 0,
+ filename_ptr, line_ptr, discriminator_ptr, 0,
&elf_tdata (abfd)->dwarf2_find_line_info);
}
if (!info->relocatable)
{
- bfd_size_type phdr_size = elf_tdata (abfd)->program_header_size;
+ bfd_size_type phdr_size = elf_program_header_size (abfd);
if (phdr_size == (bfd_size_type) -1)
{
struct elf_segment_map *m;
phdr_size = 0;
- for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+ for (m = elf_seg_map (abfd); m != NULL; m = m->next)
phdr_size += bed->s->sizeof_phdr;
if (phdr_size == 0)
phdr_size = get_program_header_size (abfd, info);
}
- elf_tdata (abfd)->program_header_size = phdr_size;
+ elf_program_header_size (abfd) = phdr_size;
ret += phdr_size;
}
struct elf_obj_tdata *tdata = elf_tdata (abfd);
if (bfd_get_format (abfd) == bfd_object && tdata != NULL)
{
- if (elf_shstrtab (abfd) != NULL)
+ if (elf_tdata (abfd)->o != NULL && elf_shstrtab (abfd) != NULL)
_bfd_elf_strtab_free (elf_shstrtab (abfd));
_bfd_dwarf2_cleanup_debug_info (abfd, &tdata->dwarf2_find_line_info);
}
{
int pid;
- pid = elf_tdata (abfd)->core_lwpid;
+ pid = elf_tdata (abfd)->core->lwpid;
if (pid == 0)
- pid = elf_tdata (abfd)->core_pid;
+ pid = elf_tdata (abfd)->core->pid;
return pid;
}
/* Do not overwrite the core signal if it
has already been set by another thread. */
- if (elf_tdata (abfd)->core_signal == 0)
- elf_tdata (abfd)->core_signal = prstat.pr_cursig;
- if (elf_tdata (abfd)->core_pid == 0)
- elf_tdata (abfd)->core_pid = prstat.pr_pid;
+ if (elf_tdata (abfd)->core->signal == 0)
+ elf_tdata (abfd)->core->signal = prstat.pr_cursig;
+ if (elf_tdata (abfd)->core->pid == 0)
+ elf_tdata (abfd)->core->pid = prstat.pr_pid;
/* pr_who exists on:
solaris 2.5+
linux 2.[01]
*/
#if defined (HAVE_PRSTATUS_T_PR_WHO)
- elf_tdata (abfd)->core_lwpid = prstat.pr_who;
+ elf_tdata (abfd)->core->lwpid = prstat.pr_who;
#else
- elf_tdata (abfd)->core_lwpid = prstat.pr_pid;
+ elf_tdata (abfd)->core->lwpid = prstat.pr_pid;
#endif
}
#if defined (HAVE_PRSTATUS32_T)
/* Do not overwrite the core signal if it
has already been set by another thread. */
- if (elf_tdata (abfd)->core_signal == 0)
- elf_tdata (abfd)->core_signal = prstat.pr_cursig;
- if (elf_tdata (abfd)->core_pid == 0)
- elf_tdata (abfd)->core_pid = prstat.pr_pid;
+ if (elf_tdata (abfd)->core->signal == 0)
+ elf_tdata (abfd)->core->signal = prstat.pr_cursig;
+ if (elf_tdata (abfd)->core->pid == 0)
+ elf_tdata (abfd)->core->pid = prstat.pr_pid;
/* pr_who exists on:
solaris 2.5+
linux 2.[01]
*/
#if defined (HAVE_PRSTATUS32_T_PR_WHO)
- elf_tdata (abfd)->core_lwpid = prstat.pr_who;
+ elf_tdata (abfd)->core->lwpid = prstat.pr_who;
#else
- elf_tdata (abfd)->core_lwpid = prstat.pr_pid;
+ elf_tdata (abfd)->core->lwpid = prstat.pr_pid;
#endif
}
#endif /* HAVE_PRSTATUS32_T */
return elfcore_make_note_pseudosection (abfd, ".reg-s390-system-call", note);
}
+static bfd_boolean
+elfcore_grok_s390_tdb (bfd *abfd, Elf_Internal_Note *note)
+{
+ return elfcore_make_note_pseudosection (abfd, ".reg-s390-tdb", note);
+}
+
static bfd_boolean
elfcore_grok_arm_vfp (bfd *abfd, Elf_Internal_Note *note)
{
return elfcore_make_note_pseudosection (abfd, ".reg-arm-vfp", note);
}
+static bfd_boolean
+elfcore_grok_aarch_tls (bfd *abfd, Elf_Internal_Note *note)
+{
+ return elfcore_make_note_pseudosection (abfd, ".reg-aarch-tls", note);
+}
+
+static bfd_boolean
+elfcore_grok_aarch_hw_break (bfd *abfd, Elf_Internal_Note *note)
+{
+ return elfcore_make_note_pseudosection (abfd, ".reg-aarch-hw-break", note);
+}
+
+static bfd_boolean
+elfcore_grok_aarch_hw_watch (bfd *abfd, Elf_Internal_Note *note)
+{
+ return elfcore_make_note_pseudosection (abfd, ".reg-aarch-hw-watch", note);
+}
+
#if defined (HAVE_PRPSINFO_T)
typedef prpsinfo_t elfcore_psinfo_t;
#if defined (HAVE_PRPSINFO32_T) /* Sparc64 cross Sparc32 */
memcpy (&psinfo, note->descdata, sizeof (psinfo));
#if defined (HAVE_PSINFO_T_PR_PID) || defined (HAVE_PRPSINFO_T_PR_PID)
- elf_tdata (abfd)->core_pid = psinfo.pr_pid;
+ elf_tdata (abfd)->core->pid = psinfo.pr_pid;
#endif
- elf_tdata (abfd)->core_program
+ elf_tdata (abfd)->core->program
= _bfd_elfcore_strndup (abfd, psinfo.pr_fname,
sizeof (psinfo.pr_fname));
- elf_tdata (abfd)->core_command
+ elf_tdata (abfd)->core->command
= _bfd_elfcore_strndup (abfd, psinfo.pr_psargs,
sizeof (psinfo.pr_psargs));
}
memcpy (&psinfo, note->descdata, sizeof (psinfo));
#if defined (HAVE_PSINFO32_T_PR_PID) || defined (HAVE_PRPSINFO32_T_PR_PID)
- elf_tdata (abfd)->core_pid = psinfo.pr_pid;
+ elf_tdata (abfd)->core->pid = psinfo.pr_pid;
#endif
- elf_tdata (abfd)->core_program
+ elf_tdata (abfd)->core->program
= _bfd_elfcore_strndup (abfd, psinfo.pr_fname,
sizeof (psinfo.pr_fname));
- elf_tdata (abfd)->core_command
+ elf_tdata (abfd)->core->command
= _bfd_elfcore_strndup (abfd, psinfo.pr_psargs,
sizeof (psinfo.pr_psargs));
}
implementations, so strip it off if it exists. */
{
- char *command = elf_tdata (abfd)->core_command;
+ char *command = elf_tdata (abfd)->core->command;
int n = strlen (command);
if (0 < n && command[n - 1] == ' ')
memcpy (&pstat, note->descdata, sizeof (pstat));
- elf_tdata (abfd)->core_pid = pstat.pr_pid;
+ elf_tdata (abfd)->core->pid = pstat.pr_pid;
}
#if defined (HAVE_PSTATUS32_T)
else if (note->descsz == sizeof (pstatus32_t))
memcpy (&pstat, note->descdata, sizeof (pstat));
- elf_tdata (abfd)->core_pid = pstat.pr_pid;
+ elf_tdata (abfd)->core->pid = pstat.pr_pid;
}
#endif
/* Could grab some more details from the "representative"
memcpy (&lwpstat, note->descdata, sizeof (lwpstat));
- elf_tdata (abfd)->core_lwpid = lwpstat.pr_lwpid;
+ elf_tdata (abfd)->core->lwpid = lwpstat.pr_lwpid;
/* Do not overwrite the core signal if it has already been set by
another thread. */
- if (elf_tdata (abfd)->core_signal == 0)
- elf_tdata (abfd)->core_signal = lwpstat.pr_cursig;
+ if (elf_tdata (abfd)->core->signal == 0)
+ elf_tdata (abfd)->core->signal = lwpstat.pr_cursig;
/* Make a ".reg/999" section. */
switch (type)
{
case 1 /* NOTE_INFO_PROCESS */:
- /* FIXME: need to add ->core_command. */
+ /* FIXME: need to add ->core->command. */
/* process_info.pid */
- elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 8);
+ elf_tdata (abfd)->core->pid = bfd_get_32 (abfd, note->descdata + 8);
/* process_info.signal */
- elf_tdata (abfd)->core_signal = bfd_get_32 (abfd, note->descdata + 12);
+ elf_tdata (abfd)->core->signal = bfd_get_32 (abfd, note->descdata + 12);
break;
case 2 /* NOTE_INFO_THREAD */:
else
return TRUE;
+ case NT_S390_TDB:
+ if (note->namesz == 6
+ && strcmp (note->namedata, "LINUX") == 0)
+ return elfcore_grok_s390_tdb (abfd, note);
+ else
+ return TRUE;
+
case NT_ARM_VFP:
if (note->namesz == 6
&& strcmp (note->namedata, "LINUX") == 0)
else
return TRUE;
+ case NT_ARM_TLS:
+ if (note->namesz == 6
+ && strcmp (note->namedata, "LINUX") == 0)
+ return elfcore_grok_aarch_tls (abfd, note);
+ else
+ return TRUE;
+
+ case NT_ARM_HW_BREAK:
+ if (note->namesz == 6
+ && strcmp (note->namedata, "LINUX") == 0)
+ return elfcore_grok_aarch_hw_break (abfd, note);
+ else
+ return TRUE;
+
+ case NT_ARM_HW_WATCH:
+ if (note->namesz == 6
+ && strcmp (note->namedata, "LINUX") == 0)
+ return elfcore_grok_aarch_hw_watch (abfd, note);
+ else
+ return TRUE;
+
case NT_PRPSINFO:
case NT_PSINFO:
if (bed->elf_backend_grok_psinfo)
return TRUE;
}
+
+ case NT_FILE:
+ return elfcore_make_note_pseudosection (abfd, ".note.linuxcore.file",
+ note);
+
+ case NT_SIGINFO:
+ return elfcore_make_note_pseudosection (abfd, ".note.linuxcore.siginfo",
+ note);
}
}
static bfd_boolean
elfobj_grok_gnu_build_id (bfd *abfd, Elf_Internal_Note *note)
{
- elf_tdata (abfd)->build_id_size = note->descsz;
- elf_tdata (abfd)->build_id = (bfd_byte *) bfd_alloc (abfd, note->descsz);
- if (elf_tdata (abfd)->build_id == NULL)
+ struct elf_obj_tdata *t;
+
+ if (note->descsz == 0)
return FALSE;
- memcpy (elf_tdata (abfd)->build_id, note->descdata, note->descsz);
+ t = elf_tdata (abfd);
+ t->build_id = bfd_alloc (abfd, sizeof (*t->build_id) - 1 + note->descsz);
+ if (t->build_id == NULL)
+ return FALSE;
+
+ t->build_id->size = note->descsz;
+ memcpy (t->build_id->data, note->descdata, note->descsz);
return TRUE;
}
elfcore_grok_netbsd_procinfo (bfd *abfd, Elf_Internal_Note *note)
{
/* Signal number at offset 0x08. */
- elf_tdata (abfd)->core_signal
+ elf_tdata (abfd)->core->signal
= bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + 0x08);
/* Process ID at offset 0x50. */
- elf_tdata (abfd)->core_pid
+ elf_tdata (abfd)->core->pid
= bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + 0x50);
/* Command name at 0x7c (max 32 bytes, including nul). */
- elf_tdata (abfd)->core_command
+ elf_tdata (abfd)->core->command
= _bfd_elfcore_strndup (abfd, note->descdata + 0x7c, 31);
return elfcore_make_note_pseudosection (abfd, ".note.netbsdcore.procinfo",
int lwp;
if (elfcore_netbsd_get_lwpid (note, &lwp))
- elf_tdata (abfd)->core_lwpid = lwp;
+ elf_tdata (abfd)->core->lwpid = lwp;
if (note->type == NT_NETBSDCORE_PROCINFO)
{
elfcore_grok_openbsd_procinfo (bfd *abfd, Elf_Internal_Note *note)
{
/* Signal number at offset 0x08. */
- elf_tdata (abfd)->core_signal
+ elf_tdata (abfd)->core->signal
= bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + 0x08);
/* Process ID at offset 0x20. */
- elf_tdata (abfd)->core_pid
+ elf_tdata (abfd)->core->pid
= bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + 0x20);
/* Command name at 0x48 (max 32 bytes, including nul). */
- elf_tdata (abfd)->core_command
+ elf_tdata (abfd)->core->command
= _bfd_elfcore_strndup (abfd, note->descdata + 0x48, 31);
return TRUE;
unsigned flags;
/* nto_procfs_status 'pid' field is at offset 0. */
- elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, (bfd_byte *) ddata);
+ elf_tdata (abfd)->core->pid = bfd_get_32 (abfd, (bfd_byte *) ddata);
/* nto_procfs_status 'tid' field is at offset 4. Pass it back. */
*tid = bfd_get_32 (abfd, (bfd_byte *) ddata + 4);
/* nto_procfs_status 'what' field is at offset 14. */
if ((sig = bfd_get_16 (abfd, (bfd_byte *) ddata + 14)) > 0)
{
- elf_tdata (abfd)->core_signal = sig;
- elf_tdata (abfd)->core_lwpid = *tid;
+ elf_tdata (abfd)->core->signal = sig;
+ elf_tdata (abfd)->core->lwpid = *tid;
}
/* _DEBUG_FLAG_CURTID (current thread) is 0x80. Some cores
do not come from signals so we make sure we set the current
thread just in case. */
if (flags & 0x00000080)
- elf_tdata (abfd)->core_lwpid = *tid;
+ elf_tdata (abfd)->core->lwpid = *tid;
/* Make a ".qnx_core_status/%d" section. */
sprintf (buf, ".qnx_core_status/%ld", *tid);
sect->alignment_power = 2;
/* This is the current thread. */
- if (elf_tdata (abfd)->core_lwpid == tid)
+ if (elf_tdata (abfd)->core->lwpid == tid)
return elfcore_maybe_make_sect (abfd, base, sect);
return TRUE;
return NULL;
}
+char *
+elfcore_write_linux_prpsinfo32
+ (bfd *abfd, char *buf, int *bufsiz,
+ const struct elf_internal_linux_prpsinfo *prpsinfo)
+{
+ struct elf_external_linux_prpsinfo32 data;
+
+ memset (&data, 0, sizeof (data));
+ LINUX_PRPSINFO32_SWAP_FIELDS (abfd, prpsinfo, data);
+
+ return elfcore_write_note (abfd, buf, bufsiz, "CORE", NT_PRPSINFO,
+ &data, sizeof (data));
+}
+
+char *
+elfcore_write_linux_prpsinfo64
+ (bfd *abfd, char *buf, int *bufsiz,
+ const struct elf_internal_linux_prpsinfo *prpsinfo)
+{
+ struct elf_external_linux_prpsinfo64 data;
+
+ memset (&data, 0, sizeof (data));
+ LINUX_PRPSINFO64_SWAP_FIELDS (abfd, prpsinfo, data);
+
+ return elfcore_write_note (abfd, buf, bufsiz,
+ "CORE", NT_PRPSINFO, &data, sizeof (data));
+}
+
char *
elfcore_write_prstatus (bfd *abfd,
char *buf,
s390_system_call, size);
}
+char *
+elfcore_write_s390_tdb (bfd *abfd,
+ char *buf,
+ int *bufsiz,
+ const void *s390_tdb,
+ int size)
+{
+ char *note_name = "LINUX";
+ return elfcore_write_note (abfd, buf, bufsiz,
+ note_name, NT_S390_TDB, s390_tdb, size);
+}
+
char *
elfcore_write_arm_vfp (bfd *abfd,
char *buf,
note_name, NT_ARM_VFP, arm_vfp, size);
}
+char *
+elfcore_write_aarch_tls (bfd *abfd,
+ char *buf,
+ int *bufsiz,
+ const void *aarch_tls,
+ int size)
+{
+ char *note_name = "LINUX";
+ return elfcore_write_note (abfd, buf, bufsiz,
+ note_name, NT_ARM_TLS, aarch_tls, size);
+}
+
+char *
+elfcore_write_aarch_hw_break (bfd *abfd,
+ char *buf,
+ int *bufsiz,
+ const void *aarch_hw_break,
+ int size)
+{
+ char *note_name = "LINUX";
+ return elfcore_write_note (abfd, buf, bufsiz,
+ note_name, NT_ARM_HW_BREAK, aarch_hw_break, size);
+}
+
+char *
+elfcore_write_aarch_hw_watch (bfd *abfd,
+ char *buf,
+ int *bufsiz,
+ const void *aarch_hw_watch,
+ int size)
+{
+ char *note_name = "LINUX";
+ return elfcore_write_note (abfd, buf, bufsiz,
+ note_name, NT_ARM_HW_WATCH, aarch_hw_watch, size);
+}
+
char *
elfcore_write_register_note (bfd *abfd,
char *buf,
return elfcore_write_s390_last_break (abfd, buf, bufsiz, data, size);
if (strcmp (section, ".reg-s390-system-call") == 0)
return elfcore_write_s390_system_call (abfd, buf, bufsiz, data, size);
+ if (strcmp (section, ".reg-s390-tdb") == 0)
+ return elfcore_write_s390_tdb (abfd, buf, bufsiz, data, size);
if (strcmp (section, ".reg-arm-vfp") == 0)
return elfcore_write_arm_vfp (abfd, buf, bufsiz, data, size);
+ if (strcmp (section, ".reg-aarch-tls") == 0)
+ return elfcore_write_aarch_tls (abfd, buf, bufsiz, data, size);
+ if (strcmp (section, ".reg-aarch-hw-break") == 0)
+ return elfcore_write_aarch_hw_break (abfd, buf, bufsiz, data, size);
+ if (strcmp (section, ".reg-aarch-hw-watch") == 0)
+ return elfcore_write_aarch_hw_watch (abfd, buf, bufsiz, data, size);
return NULL;
}
}
enum elf_reloc_type_class
-_bfd_elf_reloc_type_class (const Elf_Internal_Rela *rela ATTRIBUTE_UNUSED)
+_bfd_elf_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ const asection *rel_sec ATTRIBUTE_UNUSED,
+ const Elf_Internal_Rela *rela ATTRIBUTE_UNUSED)
{
return reloc_class_normal;
}
SEC_IS_COMMON, NULL, "LARGE_COMMON", 0);
void
-_bfd_elf_set_osabi (bfd * abfd,
- struct bfd_link_info * link_info ATTRIBUTE_UNUSED)
+_bfd_elf_post_process_headers (bfd * abfd,
+ struct bfd_link_info * link_info ATTRIBUTE_UNUSED)
{
Elf_Internal_Ehdr * i_ehdrp; /* ELF file header, internal form. */
projects / binutils.git / blobdiff