} symclass;
-typedef int symtype; /* Who knows, yet? */
-
-
/* general purpose part of a symbol;
target specific parts will be found in libcoff.h, liba.out.h etc */
#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
+/* Byte swapping routines. */
+
+bfd_vma bfd_getb64 PARAMS ((unsigned char *));
+bfd_vma bfd_getl64 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getb_signed_64 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getl_signed_64 PARAMS ((unsigned char *));
+bfd_vma bfd_getb32 PARAMS ((unsigned char *));
+bfd_vma bfd_getl32 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getb_signed_32 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getl_signed_32 PARAMS ((unsigned char *));
+bfd_vma bfd_getb16 PARAMS ((unsigned char *));
+bfd_vma bfd_getl16 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getb_signed_16 PARAMS ((unsigned char *));
+bfd_signed_vma bfd_getl_signed_16 PARAMS ((unsigned char *));
+void bfd_putb64 PARAMS ((bfd_vma, unsigned char *));
+void bfd_putl64 PARAMS ((bfd_vma, unsigned char *));
+void bfd_putb32 PARAMS ((bfd_vma, unsigned char *));
+void bfd_putl32 PARAMS ((bfd_vma, unsigned char *));
+void bfd_putb16 PARAMS ((bfd_vma, unsigned char *));
+void bfd_putl16 PARAMS ((bfd_vma, unsigned char *));
+
/* And more from the source. */
void
bfd_init PARAMS ((void));
struct hppa_data_struct *hppa_data;
struct hpux_core_struct *hpux_core_data;
struct sgi_core_struct *sgi_core_data;
+ struct lynx_core_struct *lynx_core_data;
PTR any;
} tdata;
--- /dev/null
+/* BFD back end for Lynx core files
+ Copyright 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include "bfd.h"
+#include "sysdep.h"
+#include "libbfd.h"
+
+#ifdef HOST_LYNX /* Core files only work locally for now */
+
+/* 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)
+
+/* Handle Lynx core dump file. */
+
+static asection *
+make_bfd_asection (abfd, name, flags, _raw_size, vma, filepos)
+ bfd *abfd;
+ CONST char *name;
+ flagword flags;
+ bfd_size_type _raw_size;
+ bfd_vma vma;
+ file_ptr filepos;
+{
+ asection *asect;
+ char *newname;
+
+ newname = bfd_alloc (abfd, strlen (name) + 1);
+ if (!newname)
+ return NULL;
+
+ strcpy (newname, name);
+
+ asect = bfd_make_section (abfd, newname);
+ if (!asect)
+ return NULL;
+
+ asect->flags = flags;
+ asect->_raw_size = _raw_size;
+ asect->vma = vma;
+ asect->filepos = filepos;
+ asect->alignment_power = 2;
+
+ return asect;
+}
+
+/* ARGSUSED */
+bfd_target *
+lynx_core_file_p (abfd)
+ bfd *abfd;
+{
+ int val;
+ int secnum;
+ struct pssentry pss;
+ size_t tcontext_size;
+ core_st_t *threadp;
+ int pagesize;
+ asection *newsect;
+
+ 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 */
+
+ bfd_seek (abfd, 0, SEEK_SET);
+
+ val = bfd_read ((void *)&pss, 1, sizeof pss, abfd);
+ if (val != sizeof pss)
+ {
+ /* Too small to be a core file */
+ bfd_error = wrong_format;
+ return NULL;
+ }
+
+ core_hdr (abfd) = (struct lynx_core_struct *)
+ bfd_zalloc (abfd, sizeof (struct lynx_core_struct));
+
+ if (!core_hdr (abfd))
+ {
+ bfd_error = no_memory;
+ 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_zalloc (abfd, tcontext_size);
+ if (!threadp)
+ {
+ bfd_error = no_memory;
+ return NULL;
+ }
+
+ /* Save thread contexts */
+
+ bfd_seek (abfd, pagesize, SEEK_SET);
+
+ val = bfd_read ((void *)threadp, pss.threadcnt, sizeof (core_st_t), abfd);
+
+ if (val != tcontext_size)
+ {
+ /* Probably too small to be a core file */
+ bfd_error = wrong_format;
+ return NULL;
+ }
+
+ 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)
+ {
+ bfd_error = no_memory;
+ return NULL;
+ }
+
+ 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 (!newsect)
+ {
+ bfd_error = no_memory;
+ return NULL;
+ }
+
+ for (secnum = 0; secnum < pss.threadcnt; secnum++)
+ {
+ char secname[100];
+
+ sprintf (secname, ".reg%d", threadp[secnum].tid);
+ newsect = make_bfd_asection (abfd, secname,
+ SEC_ALLOC + SEC_HAS_CONTENTS,
+ sizeof (core_st_t),
+ 0,
+ pagesize + secnum * sizeof (core_st_t));
+ if (!newsect)
+ {
+ bfd_error = no_memory;
+ return NULL;
+ }
+ }
+
+ return abfd->xvec;
+}
+
+char *
+lynx_core_file_failing_command (abfd)
+ bfd *abfd;
+{
+ return core_command (abfd);
+}
+
+/* ARGSUSED */
+int
+lynx_core_file_failing_signal (abfd)
+ bfd *abfd;
+{
+ return core_signal (abfd);
+}
+
+/* ARGSUSED */
+boolean
+lynx_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 */
+}
+
+#endif /* HOST_LYNX */
projects / binutils-gdb.git / commitdiff