diff options
Diffstat (limited to 'bfd/hpux-core.c')
| -rw-r--r-- | bfd/hpux-core.c | 406 |
1 files changed, 0 insertions, 406 deletions
diff --git a/bfd/hpux-core.c b/bfd/hpux-core.c deleted file mode 100644 index 199a6a1b0f8..00000000000 --- a/bfd/hpux-core.c +++ /dev/null @@ -1,406 +0,0 @@ -/* BFD back-end for HP/UX core files. - Copyright 1993, 1994, 1996, 1998, 1999, 2001 - Free Software Foundation, Inc. - Written by Stu Grossman, Cygnus Support. - Converted to back-end form by Ian Lance Taylor, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* This file can only be compiled on systems which use HP/UX style - core files. */ - -#include "bfd.h" -#include "sysdep.h" -#include "libbfd.h" - -#if defined (HOST_HPPAHPUX) || defined (HOST_HP300HPUX) || defined (HOST_HPPAMPEIX) - -/* FIXME: sys/core.h doesn't exist for HPUX version 7. HPUX version - 5, 6, and 7 core files seem to be standard trad-core.c type core - files; can we just use trad-core.c in addition to this file? */ - -#include <sys/core.h> -#include <sys/utsname.h> - -#endif /* HOST_HPPAHPUX */ - -#ifdef HOST_HPPABSD - -/* Not a very swift place to put it, but that's where the BSD port - puts them. */ -#include "/hpux/usr/include/sys/core.h" - -#endif /* HOST_HPPABSD */ - -#include <sys/param.h> -#ifdef HAVE_DIRENT_H -# include <dirent.h> -#else -# ifdef HAVE_SYS_NDIR_H -# include <sys/ndir.h> -# endif -# ifdef HAVE_SYS_DIR_H -# include <sys/dir.h> -# endif -# ifdef HAVE_NDIR_H -# include <ndir.h> -# endif -#endif -#include <signal.h> -#include <machine/reg.h> -#include <sys/user.h> /* After a.out.h */ -#include <sys/file.h> - -/* Kludge: There's no explicit mechanism provided by sys/core.h to - conditionally know whether a proc_info has thread id fields. - However, CORE_ANON_SHMEM shows up first at 10.30, which is - happily also when meaningful thread id's show up in proc_info. */ -#if defined(CORE_ANON_SHMEM) -#define PROC_INFO_HAS_THREAD_ID (1) -#endif - -/* This type appears at HP-UX 10.30. Defining it if not defined - by sys/core.h allows us to build for older HP-UX's, and (since - it won't be encountered in core-dumps from older HP-UX's) is - harmless. */ -#if !defined(CORE_ANON_SHMEM) -#define CORE_ANON_SHMEM 0x00000200 /* anonymous shared memory */ -#endif - -/* These are stored in the bfd's tdata */ - -/* .lwpid and .user_tid are only valid if PROC_INFO_HAS_THREAD_ID, else they - are set to 0. Also, until HP-UX implements MxN threads, .user_tid and - .lwpid are synonymous. */ -struct hpux_core_struct -{ - int sig; - int lwpid; /* Kernel thread ID. */ - unsigned long user_tid; /* User thread ID. */ - char cmd[MAXCOMLEN + 1]; -}; - -#define core_hdr(bfd) ((bfd)->tdata.hpux_core_data) -#define core_signal(bfd) (core_hdr(bfd)->sig) -#define core_command(bfd) (core_hdr(bfd)->cmd) -#define core_kernel_thread_id(bfd) (core_hdr(bfd)->lwpid) -#define core_user_thread_id(bfd) (core_hdr(bfd)->user_tid) - -static void swap_abort PARAMS ((void)); - -static asection * -make_bfd_asection (abfd, name, flags, _raw_size, vma, alignment_power) - bfd *abfd; - CONST char *name; - flagword flags; - bfd_size_type _raw_size; - bfd_vma vma; - unsigned int alignment_power; -{ - asection *asect; - char *newname; - - newname = bfd_alloc (abfd, strlen (name) + 1); - if (!newname) - return NULL; - - strcpy (newname, name); - - asect = bfd_make_section_anyway (abfd, newname); - if (!asect) - return NULL; - - asect->flags = flags; - asect->_raw_size = _raw_size; - asect->vma = vma; - asect->filepos = bfd_tell (abfd); - asect->alignment_power = alignment_power; - - return asect; -} - -static asymbol * -hpux_core_make_empty_symbol (abfd) - bfd *abfd; -{ - asymbol *new = (asymbol *) bfd_zalloc (abfd, sizeof (asymbol)); - if (new) - new->the_bfd = abfd; - return new; -} - -/* this function builds a bfd target if the file is a corefile. - It returns null or 0 if it finds out thaat it is not a core file. - The way it checks this is by looking for allowed 'type' field values. - These are declared in sys/core.h - There are some values which are 'reserved for future use'. In particular - CORE_NONE is actually defined as 0. This may be a catch-all for cases - in which the core file is generated by some non-hpux application. - (I am just guessing here!) -*/ -static const bfd_target * -hpux_core_core_file_p (abfd) - bfd *abfd; -{ - int good_sections = 0; - int unknown_sections = 0; - - core_hdr (abfd) = (struct hpux_core_struct *) - bfd_zalloc (abfd, sizeof (struct hpux_core_struct)); - if (!core_hdr (abfd)) - return NULL; - - while (1) - { - int val; - struct corehead core_header; - - val = bfd_read ((void *) &core_header, 1, sizeof core_header, abfd); - if (val <= 0) - break; - switch (core_header.type) - { - case CORE_KERNEL: - case CORE_FORMAT: - bfd_seek (abfd, core_header.len, SEEK_CUR); /* Just skip this */ - good_sections++; - break; - case CORE_EXEC: - { - struct proc_exec proc_exec; - if (bfd_read ((void *) &proc_exec, 1, core_header.len, abfd) - != core_header.len) - break; - strncpy (core_command (abfd), proc_exec.cmd, MAXCOMLEN + 1); - good_sections++; - } - break; - case CORE_PROC: - { - struct proc_info proc_info; - char secname[100]; /* Of arbitrary size, but plenty large. */ - - /* We need to read this section, 'cause we need to determine - whether the core-dumped app was threaded before we create - any .reg sections. */ - if (bfd_read (&proc_info, 1, core_header.len, abfd) - != core_header.len) - break; - - /* However, we also want to create those sections with the - file positioned at the start of the record, it seems. */ - if (bfd_seek (abfd, -core_header.len, SEEK_CUR) != 0) - break; - -#if defined(PROC_INFO_HAS_THREAD_ID) - core_kernel_thread_id (abfd) = proc_info.lwpid; - core_user_thread_id (abfd) = proc_info.user_tid; -#else - core_kernel_thread_id (abfd) = 0; - core_user_thread_id (abfd) = 0; -#endif - /* If the program was unthreaded, then we'll just create a - .reg section. - - If the program was threaded, then we'll create .reg/XXXXX - section for each thread, where XXXXX is a printable - representation of the kernel thread id. We'll also - create a .reg section for the thread that was running - and signalled at the time of the core-dump (i.e., this - is effectively an alias, needed to keep GDB happy.) - - Note that we use `.reg/XXXXX' as opposed to '.regXXXXX' - because GDB expects that .reg2 will be the floating- - point registers. */ - if (core_kernel_thread_id (abfd) == 0) - { - if (!make_bfd_asection (abfd, ".reg", - SEC_HAS_CONTENTS, - core_header.len, - (int) &proc_info - (int) & proc_info.hw_regs, - 2)) - return NULL; - } - else - { - /* There are threads. Is this the one that caused the - core-dump? We'll claim it was the running thread. */ - if (proc_info.sig != -1) - { - if (!make_bfd_asection (abfd, ".reg", - SEC_HAS_CONTENTS, - core_header.len, - (int) &proc_info - (int) & proc_info.hw_regs, - 2)) - return NULL; - } - /* We always make one of these sections, for every thread. */ - sprintf (secname, ".reg/%d", core_kernel_thread_id (abfd)); - if (!make_bfd_asection (abfd, secname, - SEC_HAS_CONTENTS, - core_header.len, - (int) &proc_info - (int) & proc_info.hw_regs, - 2)) - return NULL; - } - core_signal (abfd) = proc_info.sig; - if (bfd_seek (abfd, core_header.len, SEEK_CUR) != 0) - break; - good_sections++; - } - break; - - case CORE_DATA: - case CORE_STACK: - case CORE_TEXT: - case CORE_MMF: - case CORE_SHM: - case CORE_ANON_SHMEM: - if (!make_bfd_asection (abfd, ".data", - SEC_ALLOC + SEC_LOAD + SEC_HAS_CONTENTS, - core_header.len, core_header.addr, 2)) - return NULL; - - bfd_seek (abfd, core_header.len, SEEK_CUR); - good_sections++; - break; - - case CORE_NONE: - /* Let's not punt if we encounter a section of unknown - type. Rather, let's make a note of it. If we later - see that there were also "good" sections, then we'll - declare that this a core file, but we'll also warn that - it may be incompatible with this gdb. - */ - unknown_sections++; - break; - - default: return 0; /*unrecognized core file type */ - } - } - - /* OK, we believe you. You're a core file (sure, sure). */ - - /* Were there sections of unknown type? If so, yet there were - at least some complete sections of known type, then, issue - a warning. Possibly the core file was generated on a version - of HP-UX that is incompatible with that for which this gdb was - built. - */ - if ((unknown_sections > 0) && (good_sections > 0)) - (*_bfd_error_handler) - ("%s appears to be a core file,\nbut contains unknown sections. It may have been created on an incompatible\nversion of HP-UX. As a result, some information may be unavailable.\n", - abfd->filename); - - return abfd->xvec; -} - -static char * -hpux_core_core_file_failing_command (abfd) - bfd *abfd; -{ - return core_command (abfd); -} - -/* ARGSUSED */ -static int -hpux_core_core_file_failing_signal (abfd) - bfd *abfd; -{ - return core_signal (abfd); -} - -/* ARGSUSED */ -static boolean -hpux_core_core_file_matches_executable_p (core_bfd, exec_bfd) - bfd *core_bfd, *exec_bfd; -{ - return true; /* FIXME, We have no way of telling at this point */ -} - -#define hpux_core_get_symtab_upper_bound _bfd_nosymbols_get_symtab_upper_bound -#define hpux_core_get_symtab _bfd_nosymbols_get_symtab -#define hpux_core_print_symbol _bfd_nosymbols_print_symbol -#define hpux_core_get_symbol_info _bfd_nosymbols_get_symbol_info -#define hpux_core_bfd_is_local_label_name \ - _bfd_nosymbols_bfd_is_local_label_name -#define hpux_core_get_lineno _bfd_nosymbols_get_lineno -#define hpux_core_find_nearest_line _bfd_nosymbols_find_nearest_line -#define hpux_core_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol -#define hpux_core_read_minisymbols _bfd_nosymbols_read_minisymbols -#define hpux_core_minisymbol_to_symbol _bfd_nosymbols_minisymbol_to_symbol - -/* If somebody calls any byte-swapping routines, shoot them. */ -static void -swap_abort() -{ - abort(); /* This way doesn't require any declaration for ANSI to fuck up */ -} -#define NO_GET ((bfd_vma (*) PARAMS (( const bfd_byte *))) swap_abort ) -#define NO_PUT ((void (*) PARAMS ((bfd_vma, bfd_byte *))) swap_abort ) -#define NO_SIGNED_GET \ - ((bfd_signed_vma (*) PARAMS ((const bfd_byte *))) swap_abort ) - -const bfd_target hpux_core_vec = - { - "hpux-core", - bfd_target_unknown_flavour, - BFD_ENDIAN_BIG, /* target byte order */ - BFD_ENDIAN_BIG, /* target headers byte order */ - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ - 0, /* symbol prefix */ - ' ', /* ar_pad_char */ - 16, /* ar_max_namelen */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 64 bit data */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 32 bit data */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 16 bit data */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 64 bit hdrs */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 32 bit hdrs */ - NO_GET, NO_SIGNED_GET, NO_PUT, /* 16 bit hdrs */ - - { /* bfd_check_format */ - _bfd_dummy_target, /* unknown format */ - _bfd_dummy_target, /* object file */ - _bfd_dummy_target, /* archive */ - hpux_core_core_file_p /* a core file */ - }, - { /* bfd_set_format */ - bfd_false, bfd_false, - bfd_false, bfd_false - }, - { /* bfd_write_contents */ - bfd_false, bfd_false, - bfd_false, bfd_false - }, - - BFD_JUMP_TABLE_GENERIC (_bfd_generic), - BFD_JUMP_TABLE_COPY (_bfd_generic), - BFD_JUMP_TABLE_CORE (hpux_core), - BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), - BFD_JUMP_TABLE_SYMBOLS (hpux_core), - BFD_JUMP_TABLE_RELOCS (_bfd_norelocs), - BFD_JUMP_TABLE_WRITE (_bfd_generic), - BFD_JUMP_TABLE_LINK (_bfd_nolink), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - NULL, - - (PTR) 0 /* backend_data */ -}; |