diff options
Diffstat (limited to 'binutils-2.17/bfd/lynx-core.c')
| -rw-r--r-- | binutils-2.17/bfd/lynx-core.c | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/binutils-2.17/bfd/lynx-core.c b/binutils-2.17/bfd/lynx-core.c deleted file mode 100644 index ef243fbe..00000000 --- a/binutils-2.17/bfd/lynx-core.c +++ /dev/null @@ -1,230 +0,0 @@ -/* BFD back end for Lynx core files - Copyright 1993, 1994, 1995, 2001, 2002, 2004 - Free Software Foundation, Inc. - Written by Stu Grossman of Cygnus Support. - -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 2 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. */ - -#include "bfd.h" -#include "sysdep.h" -#include "libbfd.h" - -#ifdef LYNX_CORE - -#include <sys/conf.h> -#include <sys/kernel.h> -/* sys/kernel.h should define this, but doesn't always, sigh. */ -#ifndef __LYNXOS -#define __LYNXOS -#endif -#include <sys/mem.h> -#include <sys/signal.h> -#include <sys/time.h> -#include <sys/resource.h> -#include <sys/itimer.h> -#include <sys/file.h> -#include <sys/proc.h> - -/* These are stored in the bfd's tdata */ - -struct lynx_core_struct -{ - int sig; - char cmd[PNMLEN + 1]; -}; - -#define core_hdr(bfd) ((bfd)->tdata.lynx_core_data) -#define core_signal(bfd) (core_hdr(bfd)->sig) -#define core_command(bfd) (core_hdr(bfd)->cmd) - -#define lynx_core_file_matches_executable_p generic_core_file_matches_executable_p - -/* Handle Lynx core dump file. */ - -static asection * -make_bfd_asection (abfd, name, flags, size, vma, filepos) - bfd *abfd; - const char *name; - flagword flags; - bfd_size_type size; - bfd_vma vma; - file_ptr filepos; -{ - asection *asect; - char *newname; - - newname = bfd_alloc (abfd, (bfd_size_type) strlen (name) + 1); - if (!newname) - return NULL; - - strcpy (newname, name); - - asect = bfd_make_section (abfd, newname); - if (!asect) - return NULL; - - asect->flags = flags; - asect->size = size; - asect->vma = vma; - asect->filepos = filepos; - asect->alignment_power = 2; - - return asect; -} - -const bfd_target * -lynx_core_file_p (abfd) - bfd *abfd; -{ - int secnum; - struct pssentry pss; - bfd_size_type tcontext_size; - core_st_t *threadp; - int pagesize; - asection *newsect; - bfd_size_type amt; - - pagesize = getpagesize (); /* Serious cross-target issue here... This - really needs to come from a system-specific - header file. */ - - /* Get the pss entry from the core file */ - - if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) - return NULL; - - amt = sizeof pss; - if (bfd_bread ((void *) &pss, amt, abfd) != amt) - { - /* Too small to be a core file */ - if (bfd_get_error () != bfd_error_system_call) - bfd_set_error (bfd_error_wrong_format); - return NULL; - } - - amt = sizeof (struct lynx_core_struct); - core_hdr (abfd) = (struct lynx_core_struct *) bfd_zalloc (abfd, amt); - - if (!core_hdr (abfd)) - return NULL; - - strncpy (core_command (abfd), pss.pname, PNMLEN + 1); - - /* Compute the size of the thread contexts */ - - tcontext_size = pss.threadcnt * sizeof (core_st_t); - - /* Allocate space for the thread contexts */ - - threadp = (core_st_t *) bfd_alloc (abfd, tcontext_size); - if (!threadp) - goto fail; - - /* Save thread contexts */ - - if (bfd_seek (abfd, (file_ptr) pagesize, SEEK_SET) != 0) - goto fail; - - if (bfd_bread ((void *) threadp, tcontext_size, abfd) != tcontext_size) - { - /* Probably too small to be a core file */ - if (bfd_get_error () != bfd_error_system_call) - bfd_set_error (bfd_error_wrong_format); - goto fail; - } - - core_signal (abfd) = threadp->currsig; - - newsect = make_bfd_asection (abfd, ".stack", - SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS, - pss.ssize, - pss.slimit, - pagesize + tcontext_size); - if (!newsect) - goto fail; - - newsect = make_bfd_asection (abfd, ".data", - SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS, - pss.data_len + pss.bss_len, - pss.data_start, - pagesize + tcontext_size + pss.ssize -#if defined (SPARC) || defined (__SPARC__) - /* SPARC Lynx seems to start dumping - the .data section at a page - boundary. It's OK to check a - #define like SPARC here because this - file can only be compiled on a Lynx - host. */ - + pss.data_start % pagesize -#endif - ); - if (!newsect) - goto fail; - -/* And, now for the .reg/XXX pseudo sections. Each thread has it's own - .reg/XXX section, where XXX is the thread id (without leading zeros). The - currently running thread (at the time of the core dump) also has an alias - called `.reg' (just to keep GDB happy). Note that we use `.reg/XXX' as - opposed to `.regXXX' because GDB expects that .reg2 will be the floating- - point registers. */ - - newsect = make_bfd_asection (abfd, ".reg", - SEC_HAS_CONTENTS, - sizeof (core_st_t), - 0, - pagesize); - if (!newsect) - goto fail; - - for (secnum = 0; secnum < pss.threadcnt; secnum++) - { - char secname[100]; - - sprintf (secname, ".reg/%d", BUILDPID (0, threadp[secnum].tid)); - newsect = make_bfd_asection (abfd, secname, - SEC_HAS_CONTENTS, - sizeof (core_st_t), - 0, - pagesize + secnum * sizeof (core_st_t)); - if (!newsect) - goto fail; - } - - return abfd->xvec; - - fail: - bfd_release (abfd, core_hdr (abfd)); - core_hdr (abfd) = NULL; - bfd_section_list_clear (abfd); - return NULL; -} - -char * -lynx_core_file_failing_command (abfd) - bfd *abfd; -{ - return core_command (abfd); -} - -int -lynx_core_file_failing_signal (abfd) - bfd *abfd; -{ - return core_signal (abfd); -} - -#endif /* LYNX_CORE */ |