binutils-gdb/bfd/vms-hdr.c

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/* vms-hdr.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
EVAX (openVMS/Alpha) files.
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006,
2007 Free Software Foundation, Inc.
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HDR record handling functions
EMH record handling functions
and
EOM record handling functions
EEOM record handling functions
Written by Klaus K"ampf (kkaempf@rmi.de)
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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
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(at your option) any later version.
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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.
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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. */
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#include "sysdep.h"
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#include "bfd.h"
#include "bfdver.h"
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#include "bfdlink.h"
#include "safe-ctype.h"
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#include "libbfd.h"
#include "vms.h"
#ifdef HAVE_ALLOCA_H
#include <alloca.h>
#endif
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/* Read & process emh record
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return 0 on success, -1 on error. */
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int
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_bfd_vms_slurp_hdr (bfd *abfd, int objtype)
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{
unsigned char *ptr;
unsigned char *vms_rec;
int subtype;
vms_rec = PRIV(vms_rec);
#if VMS_DEBUG
vms_debug(2, "HDR/EMH\n");
#endif
switch (objtype)
{
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case OBJ_S_C_HDR:
subtype = vms_rec[1];
break;
case EOBJ_S_C_EMH:
subtype = bfd_getl16 (vms_rec + 4) + EVAX_OFFSET;
break;
default:
subtype = -1;
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}
#if VMS_DEBUG
vms_debug(3, "subtype %d\n", subtype);
#endif
switch (subtype)
{
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case MHD_S_C_MHD:
/* Module header. */
PRIV (hdr_data).hdr_b_strlvl = vms_rec[2];
PRIV (hdr_data).hdr_l_recsiz = bfd_getl16 (vms_rec + 3);
PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 5);
ptr = vms_rec + 5 + vms_rec[5] + 1;
PRIV (hdr_data).hdr_t_version = _bfd_vms_save_counted_string (ptr);
ptr += *ptr + 1;
PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
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break;
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case MHD_S_C_LNM:
PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
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break;
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case MHD_S_C_SRC:
PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
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break;
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case MHD_S_C_TTL:
PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 2));
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break;
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case EMH_S_C_MHD + EVAX_OFFSET:
/* Module header. */
PRIV (hdr_data).hdr_b_strlvl = vms_rec[6];
PRIV (hdr_data).hdr_l_arch1 = bfd_getl32 (vms_rec + 8);
PRIV (hdr_data).hdr_l_arch2 = bfd_getl32 (vms_rec + 12);
PRIV (hdr_data).hdr_l_recsiz = bfd_getl32 (vms_rec + 16);
PRIV (hdr_data).hdr_t_name = _bfd_vms_save_counted_string (vms_rec + 20);
ptr = vms_rec + 20 + vms_rec[20] + 1;
PRIV (hdr_data).hdr_t_version =_bfd_vms_save_counted_string (ptr);
ptr += *ptr + 1;
PRIV (hdr_data).hdr_t_date = _bfd_vms_save_sized_string (ptr, 17);
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break;
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case EMH_S_C_LNM + EVAX_OFFSET:
PRIV (hdr_data).hdr_c_lnm = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
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break;
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case EMH_S_C_SRC + EVAX_OFFSET:
PRIV (hdr_data).hdr_c_src = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
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break;
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case EMH_S_C_TTL + EVAX_OFFSET:
PRIV (hdr_data).hdr_c_ttl = _bfd_vms_save_sized_string (vms_rec, PRIV (rec_length - 6));
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break;
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case MHD_S_C_CPR:
case MHD_S_C_MTC:
case MHD_S_C_GTX:
case EMH_S_C_CPR + EVAX_OFFSET:
case EMH_S_C_MTC + EVAX_OFFSET:
case EMH_S_C_GTX + EVAX_OFFSET:
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break;
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default:
bfd_set_error (bfd_error_wrong_format);
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return -1;
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}
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return 0;
}
/* Output routines. */
/* Manufacture a VMS like time on a unix based system.
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stolen from obj-vms.c. */
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static unsigned char *
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get_vms_time_string (void)
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{
static unsigned char tbuf[18];
#ifndef VMS
#include <time.h>
char *pnt;
time_t timeb;
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time (& timeb);
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pnt = ctime (&timeb);
pnt[3] = 0;
pnt[7] = 0;
pnt[10] = 0;
pnt[16] = 0;
pnt[24] = 0;
include/ * xtensa-isa-internal.h (xtensa_length_decode_fn): Warning fix. * xtensa-isa.h (xtensa_insnbuf_to_chars): Likewise. (xtensa_insnbuf_from_chars, xtensa_isa_length_from_chars): Likewise. include/coff/ * xcoff.h (struct xcoff_loader_info): Warning fix. bfd/ * bfd-in.h (bfd_elf_bfd_from_remote_memory): Warning fix. * coff-m68k.c (bfd_m68k_coff_create_embedded_relocs): Likewise. * coff-rs6000.c (xcoff_write_armap_big): Warning fixes. Remove useless assignments. (xcoff_write_archive_contents_big): Likewise. (_bfd_xcoff_put_ldsymbol_name): Likewise. * coff64-rs6000.c (_bfd_xcoff64_put_ldsymbol_name): Likewise. * coffgen.c (coff_write_symbols): Make "written" a bfd_vma. * cofflink.c (process_embedded_commands): Warning fixes. * cpu-arm.c: Delete unnecessary prototypes. Convert to C90. Warning fixes. * dwarf2.c: Warning fixes. * elf-bfd.h: Likewise. * elf-eh-frame.c: Likewise. * elf-strtab.c: Likewise. * elf.c: Likewise. * elf32-m68k.c: Likewise. * elf32-ppc.c: Likewise. * elf32-sh-symbian.c: Likewise. * elf32-sh.c: Delete unnecessary prototypes. Warning fixes. * elf64-sh64.c: Likewise. * peicode.h: Likewise. * elf64-mmix.c: Warning fixes. * elfcode.h: Likewise. * elfxx-mips.c: Likewise. * libbfd-in.h: Likewise. * libbfd.c: Likewise. * mach-o.c: Likewise. * merge.c: Likewise. * mmo.c: Likewise. * opncls.c: Likewise. * pef.c: Likewise. * srec.c: Likewise. * vms-hdr.c: Likewise. * vms-tir.c: Likewise. * xtensa-isa.c: Likewise. * xtensa-modules.c: Likewise. * xsym.c: Likewise. (pstrcmp): Use correct choice of string lengths. Fix return value. (bfd_sym_module_name): Correct string length. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate.
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sprintf ((char *) tbuf, "%2s-%3s-%s %s",
pnt + 8, pnt + 4, pnt + 20, pnt + 11);
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#else
#include <starlet.h>
struct
{
int Size;
unsigned char *Ptr;
} Descriptor;
Descriptor.Size = 17;
Descriptor.Ptr = tbuf;
SYS$ASCTIM (0, &Descriptor, 0, 0);
#endif /* not VMS */
#if VMS_DEBUG
vms_debug (6, "vmstimestring:'%s'\n", tbuf);
#endif
return tbuf;
}
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/* Write object header for bfd abfd. */
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int
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_bfd_vms_write_hdr (bfd *abfd, int objtype)
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{
asymbol *symbol;
unsigned int symnum;
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int had_case = 0;
int had_file = 0;
#if VMS_DEBUG
vms_debug (2, "vms_write_hdr (%p)\n", abfd);
#endif
_bfd_vms_output_alignment (abfd, 2);
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/* MHD. */
if (objtype != OBJ_S_C_HDR)
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{
_bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_MHD);
_bfd_vms_output_short (abfd, EOBJ_S_C_STRLVL);
_bfd_vms_output_long (abfd, 0);
_bfd_vms_output_long (abfd, 0);
_bfd_vms_output_long (abfd, MAX_OUTREC_SIZE);
}
if (bfd_get_filename (abfd) != 0)
{
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/* Strip path and suffix information. */
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char *fname, *fout, *fptr;
fptr = bfd_get_filename (abfd);
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fname = alloca (strlen (fptr) + 1);
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strcpy (fname, fptr);
fout = strrchr (fname, ']');
if (fout == 0)
fout = strchr (fname, ':');
if (fout != 0)
fout++;
else
fout = fname;
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/* Strip .obj suffix. */
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fptr = strrchr (fname, '.');
if ((fptr != 0)
&& (strcasecmp (fptr, ".OBJ") == 0))
*fptr = 0;
fptr = fout;
while (*fptr != 0)
{
*fptr = TOUPPER (*fptr);
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fptr++;
if ((*fptr == ';')
|| ((fptr - fout) > 31))
*fptr = 0;
}
_bfd_vms_output_counted (abfd, fout);
}
else
_bfd_vms_output_counted (abfd, "NONAME");
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_bfd_vms_output_counted (abfd, BFD_VERSION_STRING);
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_bfd_vms_output_dump (abfd, get_vms_time_string (), 17);
_bfd_vms_output_fill (abfd, 0, 17);
_bfd_vms_output_flush (abfd);
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/* LMN. */
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_bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_LNM);
_bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("GAS proGIS"));
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_bfd_vms_output_flush (abfd);
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/* SRC. */
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_bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_SRC);
for (symnum = 0; symnum < abfd->symcount; symnum++)
{
symbol = abfd->outsymbols[symnum];
if (symbol->flags & BSF_FILE)
{
if (CONST_STRNEQ ((char *)symbol->name, "<CASE:"))
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{
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PRIV (flag_hash_long_names) = symbol->name[6] - '0';
PRIV (flag_show_after_trunc) = symbol->name[7] - '0';
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if (had_file)
break;
had_case = 1;
continue;
}
_bfd_vms_output_dump (abfd, (unsigned char *) symbol->name,
(int) strlen (symbol->name));
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if (had_case)
break;
had_file = 1;
}
}
if (symnum == abfd->symcount)
_bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("noname"));
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_bfd_vms_output_flush (abfd);
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/* TTL. */
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_bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_TTL);
_bfd_vms_output_dump (abfd, (unsigned char *) STRING_COMMA_LEN ("TTL"));
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_bfd_vms_output_flush (abfd);
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/* CPR. */
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_bfd_vms_output_begin (abfd, EOBJ_S_C_EMH, EMH_S_C_CPR);
_bfd_vms_output_dump (abfd,
(unsigned char *)"GNU BFD ported by Klaus K<>mpf 1994-1996",
39);
_bfd_vms_output_flush (abfd);
return 0;
}
/* Process EOM/EEOM record
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return 0 on success, -1 on error. */
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int
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_bfd_vms_slurp_eom (bfd *abfd, int objtype)
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{
unsigned char *vms_rec;
#if VMS_DEBUG
vms_debug(2, "EOM/EEOM\n");
#endif
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vms_rec = PRIV (vms_rec);
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if ((objtype == OBJ_S_C_EOM)
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|| (objtype == OBJ_S_C_EOMW))
{
}
else
{
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PRIV (eom_data).eom_l_total_lps = bfd_getl32 (vms_rec + 4);
PRIV (eom_data).eom_b_comcod = *(vms_rec + 8);
if (PRIV (eom_data).eom_b_comcod > 1)
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{
(*_bfd_error_handler) (_("Object module NOT error-free !\n"));
bfd_set_error (bfd_error_bad_value);
return -1;
}
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PRIV (eom_data).eom_has_transfer = FALSE;
if (PRIV (rec_size) > 10)
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{
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PRIV (eom_data).eom_has_transfer = TRUE;
PRIV (eom_data).eom_b_tfrflg = *(vms_rec + 9);
PRIV (eom_data).eom_l_psindx = bfd_getl32 (vms_rec + 12);
PRIV (eom_data).eom_l_tfradr = bfd_getl32 (vms_rec + 16);
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abfd->start_address = PRIV (eom_data).eom_l_tfradr;
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}
}
return 0;
}
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/* Write eom record for bfd abfd. */
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int
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_bfd_vms_write_eom (bfd *abfd, int objtype)
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{
#if VMS_DEBUG
vms_debug (2, "vms_write_eom (%p, %d)\n", abfd, objtype);
#endif
_bfd_vms_output_begin (abfd, objtype, -1);
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_bfd_vms_output_long (abfd, (unsigned long) (PRIV (vms_linkage_index) >> 1));
_bfd_vms_output_byte (abfd, 0); /* Completion code. */
_bfd_vms_output_byte (abfd, 0); /* Fill byte. */
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if (bfd_get_start_address (abfd) != (bfd_vma)-1)
{
asection *section;
section = bfd_get_section_by_name (abfd, ".link");
if (section == 0)
{
bfd_set_error (bfd_error_nonrepresentable_section);
return -1;
}
_bfd_vms_output_short (abfd, 0);
_bfd_vms_output_long (abfd, (unsigned long) (section->index));
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_bfd_vms_output_long (abfd,
(unsigned long) bfd_get_start_address (abfd));
_bfd_vms_output_long (abfd, 0);
}
_bfd_vms_output_end (abfd);
return 0;
}