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Diffstat (limited to 'binutils-2.24/bfd/elfcore.h')
-rw-r--r--binutils-2.24/bfd/elfcore.h320
1 files changed, 0 insertions, 320 deletions
diff --git a/binutils-2.24/bfd/elfcore.h b/binutils-2.24/bfd/elfcore.h
deleted file mode 100644
index 429c09c7..00000000
--- a/binutils-2.24/bfd/elfcore.h
+++ /dev/null
@@ -1,320 +0,0 @@
-/* ELF core file support for BFD.
- Copyright 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2003, 2005, 2007,
- 2008, 2010 Free Software Foundation, Inc.
-
- This file is part of BFD, the Binary File Descriptor library.
-
- 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, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
-
-char*
-elf_core_file_failing_command (bfd *abfd)
-{
- return elf_tdata (abfd)->core->command;
-}
-
-int
-elf_core_file_failing_signal (bfd *abfd)
-{
- return elf_tdata (abfd)->core->signal;
-}
-
-int
-elf_core_file_pid (bfd *abfd)
-{
- return elf_tdata (abfd)->core->pid;
-}
-
-bfd_boolean
-elf_core_file_matches_executable_p (bfd *core_bfd, bfd *exec_bfd)
-{
- char* corename;
-
- /* xvecs must match if both are ELF files for the same target. */
-
- if (core_bfd->xvec != exec_bfd->xvec)
- {
- bfd_set_error (bfd_error_system_call);
- return FALSE;
- }
-
- /* See if the name in the corefile matches the executable name. */
- corename = elf_tdata (core_bfd)->core->program;
- if (corename != NULL)
- {
- const char* execname = strrchr (exec_bfd->filename, '/');
-
- execname = execname ? execname + 1 : exec_bfd->filename;
-
- if (strcmp (execname, corename) != 0)
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* Core files are simply standard ELF formatted files that partition
- the file using the execution view of the file (program header table)
- rather than the linking view. In fact, there is no section header
- table in a core file.
-
- The process status information (including the contents of the general
- register set) and the floating point register set are stored in a
- segment of type PT_NOTE. We handcraft a couple of extra bfd sections
- that allow standard bfd access to the general registers (.reg) and the
- floating point registers (.reg2). */
-
-const bfd_target *
-elf_core_file_p (bfd *abfd)
-{
- Elf_External_Ehdr x_ehdr; /* Elf file header, external form. */
- Elf_Internal_Ehdr *i_ehdrp; /* Elf file header, internal form. */
- Elf_Internal_Phdr *i_phdrp; /* Elf program header, internal form. */
- unsigned int phindex;
- const struct elf_backend_data *ebd;
- bfd_size_type amt;
-
- /* Read in the ELF header in external format. */
- if (bfd_bread (&x_ehdr, sizeof (x_ehdr), abfd) != sizeof (x_ehdr))
- {
- if (bfd_get_error () != bfd_error_system_call)
- goto wrong;
- else
- goto fail;
- }
-
- /* Check the magic number. */
- if (! elf_file_p (&x_ehdr))
- goto wrong;
-
- /* FIXME: Check EI_VERSION here ! */
-
- /* Check the address size ("class"). */
- if (x_ehdr.e_ident[EI_CLASS] != ELFCLASS)
- goto wrong;
-
- /* Check the byteorder. */
- switch (x_ehdr.e_ident[EI_DATA])
- {
- case ELFDATA2MSB: /* Big-endian. */
- if (! bfd_big_endian (abfd))
- goto wrong;
- break;
- case ELFDATA2LSB: /* Little-endian. */
- if (! bfd_little_endian (abfd))
- goto wrong;
- break;
- default:
- goto wrong;
- }
-
- /* Give abfd an elf_obj_tdata. */
- if (! (*abfd->xvec->_bfd_set_format[bfd_core]) (abfd))
- goto fail;
-
- /* Swap in the rest of the header, now that we have the byte order. */
- i_ehdrp = elf_elfheader (abfd);
- elf_swap_ehdr_in (abfd, &x_ehdr, i_ehdrp);
-
-#if DEBUG & 1
- elf_debug_file (i_ehdrp);
-#endif
-
- ebd = get_elf_backend_data (abfd);
-
- /* Check that the ELF e_machine field matches what this particular
- BFD format expects. */
-
- if (ebd->elf_machine_code != i_ehdrp->e_machine
- && (ebd->elf_machine_alt1 == 0
- || i_ehdrp->e_machine != ebd->elf_machine_alt1)
- && (ebd->elf_machine_alt2 == 0
- || i_ehdrp->e_machine != ebd->elf_machine_alt2))
- {
- const bfd_target * const *target_ptr;
-
- if (ebd->elf_machine_code != EM_NONE)
- goto wrong;
-
- /* This is the generic ELF target. Let it match any ELF target
- for which we do not have a specific backend. */
-
- for (target_ptr = bfd_target_vector; *target_ptr != NULL; target_ptr++)
- {
- const struct elf_backend_data *back;
-
- if ((*target_ptr)->flavour != bfd_target_elf_flavour)
- continue;
- back = xvec_get_elf_backend_data (*target_ptr);
- if (back->s->arch_size != ARCH_SIZE)
- continue;
- if (back->elf_machine_code == i_ehdrp->e_machine
- || (back->elf_machine_alt1 != 0
- && i_ehdrp->e_machine == back->elf_machine_alt1)
- || (back->elf_machine_alt2 != 0
- && i_ehdrp->e_machine == back->elf_machine_alt2))
- {
- /* target_ptr is an ELF backend which matches this
- object file, so reject the generic ELF target. */
- goto wrong;
- }
- }
- }
-
- /* If there is no program header, or the type is not a core file, then
- we are hosed. */
- if (i_ehdrp->e_phoff == 0 || i_ehdrp->e_type != ET_CORE)
- goto wrong;
-
- /* Does BFD's idea of the phdr size match the size
- recorded in the file? */
- if (i_ehdrp->e_phentsize != sizeof (Elf_External_Phdr))
- goto wrong;
-
- /* If the program header count is PN_XNUM(0xffff), the actual
- count is in the first section header. */
- if (i_ehdrp->e_shoff != 0 && i_ehdrp->e_phnum == PN_XNUM)
- {
- Elf_External_Shdr x_shdr;
- Elf_Internal_Shdr i_shdr;
- bfd_signed_vma where = i_ehdrp->e_shoff;
-
- if (where != (file_ptr) where)
- goto wrong;
-
- /* Seek to the section header table in the file. */
- if (bfd_seek (abfd, (file_ptr) where, SEEK_SET) != 0)
- goto fail;
-
- /* Read the first section header at index 0, and convert to internal
- form. */
- if (bfd_bread (&x_shdr, sizeof (x_shdr), abfd) != sizeof (x_shdr))
- goto fail;
- elf_swap_shdr_in (abfd, &x_shdr, &i_shdr);
-
- if (i_shdr.sh_info != 0)
- {
- i_ehdrp->e_phnum = i_shdr.sh_info;
- if (i_ehdrp->e_phnum != i_shdr.sh_info)
- goto wrong;
- }
- }
-
- /* Sanity check that we can read all of the program headers.
- It ought to be good enough to just read the last one. */
- if (i_ehdrp->e_phnum > 1)
- {
- Elf_External_Phdr x_phdr;
- Elf_Internal_Phdr i_phdr;
- bfd_signed_vma where;
-
- /* Check that we don't have a totally silly number of
- program headers. */
- if (i_ehdrp->e_phnum > (unsigned int) -1 / sizeof (x_phdr)
- || i_ehdrp->e_phnum > (unsigned int) -1 / sizeof (i_phdr))
- goto wrong;
-
- where = i_ehdrp->e_phoff + (i_ehdrp->e_phnum - 1) * sizeof (x_phdr);
- if (where != (file_ptr) where)
- goto wrong;
- if ((bfd_size_type) where <= i_ehdrp->e_phoff)
- goto wrong;
-
- if (bfd_seek (abfd, (file_ptr) where, SEEK_SET) != 0)
- goto fail;
- if (bfd_bread (&x_phdr, sizeof (x_phdr), abfd) != sizeof (x_phdr))
- goto fail;
- }
-
- /* Move to the start of the program headers. */
- if (bfd_seek (abfd, (file_ptr) i_ehdrp->e_phoff, SEEK_SET) != 0)
- goto wrong;
-
- /* Allocate space for the program headers. */
- amt = sizeof (*i_phdrp) * i_ehdrp->e_phnum;
- i_phdrp = (Elf_Internal_Phdr *) bfd_alloc (abfd, amt);
- if (!i_phdrp)
- goto fail;
-
- elf_tdata (abfd)->phdr = i_phdrp;
-
- /* Read and convert to internal form. */
- for (phindex = 0; phindex < i_ehdrp->e_phnum; ++phindex)
- {
- Elf_External_Phdr x_phdr;
-
- if (bfd_bread (&x_phdr, sizeof (x_phdr), abfd) != sizeof (x_phdr))
- goto fail;
-
- elf_swap_phdr_in (abfd, &x_phdr, i_phdrp + phindex);
- }
-
- /* Set the machine architecture. Do this before processing the
- program headers since we need to know the architecture type
- when processing the notes of some systems' core files. */
- if (! bfd_default_set_arch_mach (abfd, ebd->arch, 0)
- /* It's OK if this fails for the generic target. */
- && ebd->elf_machine_code != EM_NONE)
- goto fail;
-
- /* Let the backend double check the format and override global
- information. We do this before processing the program headers
- to allow the correct machine (as opposed to just the default
- machine) to be set, making it possible for grok_prstatus and
- grok_psinfo to rely on the mach setting. */
- if (ebd->elf_backend_object_p != NULL
- && ! ebd->elf_backend_object_p (abfd))
- goto wrong;
-
- /* Process each program header. */
- for (phindex = 0; phindex < i_ehdrp->e_phnum; ++phindex)
- if (! bfd_section_from_phdr (abfd, i_phdrp + phindex, (int) phindex))
- goto fail;
-
- /* Check for core truncation. */
- {
- bfd_size_type high = 0;
- struct stat statbuf;
- for (phindex = 0; phindex < i_ehdrp->e_phnum; ++phindex)
- {
- Elf_Internal_Phdr *p = i_phdrp + phindex;
- if (p->p_filesz)
- {
- bfd_size_type current = p->p_offset + p->p_filesz;
- if (high < current)
- high = current;
- }
- }
- if (bfd_stat (abfd, &statbuf) == 0)
- {
- if ((bfd_size_type) statbuf.st_size < high)
- {
- (*_bfd_error_handler)
- (_("Warning: %B is truncated: expected core file "
- "size >= %lu, found: %lu."),
- abfd, (unsigned long) high, (unsigned long) statbuf.st_size);
- }
- }
- }
-
- /* Save the entry point from the ELF header. */
- bfd_get_start_address (abfd) = i_ehdrp->e_entry;
- return abfd->xvec;
-
-wrong:
- bfd_set_error (bfd_error_wrong_format);
-fail:
- return NULL;
-}