/* vms-misc.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
|
/* vms-misc.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
|
EVAX (openVMS/Alpha) files.
|
EVAX (openVMS/Alpha) files.
|
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
|
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
|
2007, 2008, 2009 Free Software Foundation, Inc.
|
2007, 2008, 2009 Free Software Foundation, Inc.
|
|
|
Miscellaneous functions.
|
Miscellaneous functions.
|
|
|
Written by Klaus K"ampf (kkaempf@rmi.de)
|
Written by Klaus K"ampf (kkaempf@rmi.de)
|
|
|
This program is free software; you can redistribute it and/or modify
|
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
|
it under the terms of the GNU General Public License as published by
|
the Free Software Foundation; either version 3 of the License, or
|
the Free Software Foundation; either version 3 of the License, or
|
(at your option) any later version.
|
(at your option) any later version.
|
|
|
This program is distributed in the hope that it will be useful,
|
This program is distributed in the hope that it will be useful,
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
GNU General Public License for more details.
|
GNU General Public License for more details.
|
|
|
You should have received a copy of the GNU General Public License
|
You should have received a copy of the GNU General Public License
|
along with this program; if not, write to the Free Software
|
along with this program; if not, write to the Free Software
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
MA 02110-1301, USA. */
|
MA 02110-1301, USA. */
|
|
|
#if __STDC__
|
#if __STDC__
|
#include <stdarg.h>
|
#include <stdarg.h>
|
#endif
|
#endif
|
|
|
#include "sysdep.h"
|
#include "sysdep.h"
|
#include "bfd.h"
|
#include "bfd.h"
|
#include "bfdlink.h"
|
#include "bfdlink.h"
|
#include "libbfd.h"
|
#include "libbfd.h"
|
|
|
#include "vms.h"
|
#include "vms.h"
|
|
|
#define MIN(a,b) ((a) < (b) ? (a) : (b))
|
#define MIN(a,b) ((a) < (b) ? (a) : (b))
|
|
|
static int hash_string PARAMS ((const char *));
|
static int hash_string PARAMS ((const char *));
|
static asymbol *new_symbol PARAMS ((bfd *, char *));
|
static asymbol *new_symbol PARAMS ((bfd *, char *));
|
static void maybe_adjust_record_pointer_for_object PARAMS ((bfd *));
|
static void maybe_adjust_record_pointer_for_object PARAMS ((bfd *));
|
static int vms_get_remaining_object_record PARAMS ((bfd *, int ));
|
static int vms_get_remaining_object_record PARAMS ((bfd *, int ));
|
static int vms_get_remaining_image_record PARAMS ((bfd *, int ));
|
static int vms_get_remaining_image_record PARAMS ((bfd *, int ));
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
/* Debug functions. */
|
/* Debug functions. */
|
|
|
/* Debug function for all vms extensions evaluates environment
|
/* Debug function for all vms extensions evaluates environment
|
variable VMS_DEBUG for a numerical value on the first call all
|
variable VMS_DEBUG for a numerical value on the first call all
|
error levels below this value are printed:
|
error levels below this value are printed:
|
|
|
Levels:
|
Levels:
|
1 toplevel bfd calls (functions from the bfd vector)
|
1 toplevel bfd calls (functions from the bfd vector)
|
2 functions called by bfd calls
|
2 functions called by bfd calls
|
...
|
...
|
9 almost everything
|
9 almost everything
|
|
|
Level is also indentation level. Indentation is performed
|
Level is also indentation level. Indentation is performed
|
if level > 0. */
|
if level > 0. */
|
|
|
void
|
void
|
_bfd_vms_debug (int level, char *format, ...)
|
_bfd_vms_debug (int level, char *format, ...)
|
{
|
{
|
static int min_level = -1;
|
static int min_level = -1;
|
static FILE *output = NULL;
|
static FILE *output = NULL;
|
char *eptr;
|
char *eptr;
|
va_list args;
|
va_list args;
|
int abslvl = (level > 0) ? level : - level;
|
int abslvl = (level > 0) ? level : - level;
|
|
|
if (min_level == -1)
|
if (min_level == -1)
|
{
|
{
|
if ((eptr = getenv ("VMS_DEBUG")) != NULL)
|
if ((eptr = getenv ("VMS_DEBUG")) != NULL)
|
{
|
{
|
min_level = atoi (eptr);
|
min_level = atoi (eptr);
|
output = stderr;
|
output = stderr;
|
}
|
}
|
else
|
else
|
min_level = 0;
|
min_level = 0;
|
}
|
}
|
if (output == NULL)
|
if (output == NULL)
|
return;
|
return;
|
if (abslvl > min_level)
|
if (abslvl > min_level)
|
return;
|
return;
|
|
|
while (--level>0)
|
while (--level>0)
|
fprintf (output, " ");
|
fprintf (output, " ");
|
va_start (args, format);
|
va_start (args, format);
|
vfprintf (output, format, args);
|
vfprintf (output, format, args);
|
fflush (output);
|
fflush (output);
|
va_end (args);
|
va_end (args);
|
}
|
}
|
|
|
/* A debug function
|
/* A debug function
|
hex dump 'size' bytes starting at 'ptr'. */
|
hex dump 'size' bytes starting at 'ptr'. */
|
|
|
void
|
void
|
_bfd_hexdump (int level,
|
_bfd_hexdump (int level,
|
unsigned char *ptr,
|
unsigned char *ptr,
|
int size,
|
int size,
|
int offset)
|
int offset)
|
{
|
{
|
unsigned char *lptr = ptr;
|
unsigned char *lptr = ptr;
|
int count = 0;
|
int count = 0;
|
long start = offset;
|
long start = offset;
|
|
|
while (size-- > 0)
|
while (size-- > 0)
|
{
|
{
|
if ((count%16) == 0)
|
if ((count%16) == 0)
|
vms_debug (level, "%08lx:", start);
|
vms_debug (level, "%08lx:", start);
|
vms_debug (-level, " %02x", *ptr++);
|
vms_debug (-level, " %02x", *ptr++);
|
count++;
|
count++;
|
start++;
|
start++;
|
if (size == 0)
|
if (size == 0)
|
{
|
{
|
while ((count%16) != 0)
|
while ((count%16) != 0)
|
{
|
{
|
vms_debug (-level, " ");
|
vms_debug (-level, " ");
|
count++;
|
count++;
|
}
|
}
|
}
|
}
|
if ((count%16) == 0)
|
if ((count%16) == 0)
|
{
|
{
|
vms_debug (-level, " ");
|
vms_debug (-level, " ");
|
while (lptr < ptr)
|
while (lptr < ptr)
|
{
|
{
|
vms_debug (-level, "%c", (*lptr < 32)?'.':*lptr);
|
vms_debug (-level, "%c", (*lptr < 32)?'.':*lptr);
|
lptr++;
|
lptr++;
|
}
|
}
|
vms_debug (-level, "\n");
|
vms_debug (-level, "\n");
|
}
|
}
|
}
|
}
|
if ((count%16) != 0)
|
if ((count%16) != 0)
|
vms_debug (-level, "\n");
|
vms_debug (-level, "\n");
|
}
|
}
|
#endif
|
#endif
|
|
|
/* Hash functions
|
/* Hash functions
|
|
|
These are needed when reading an object file. */
|
These are needed when reading an object file. */
|
|
|
/* Allocate new vms_hash_entry
|
/* Allocate new vms_hash_entry
|
keep the symbol name and a pointer to the bfd symbol in the table. */
|
keep the symbol name and a pointer to the bfd symbol in the table. */
|
|
|
struct bfd_hash_entry *
|
struct bfd_hash_entry *
|
_bfd_vms_hash_newfunc (struct bfd_hash_entry *entry,
|
_bfd_vms_hash_newfunc (struct bfd_hash_entry *entry,
|
struct bfd_hash_table *table,
|
struct bfd_hash_table *table,
|
const char *string)
|
const char *string)
|
{
|
{
|
vms_symbol_entry *ret;
|
vms_symbol_entry *ret;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (5, "_bfd_vms_hash_newfunc (%p, %p, %s)\n", entry, table, string);
|
vms_debug (5, "_bfd_vms_hash_newfunc (%p, %p, %s)\n", entry, table, string);
|
#endif
|
#endif
|
|
|
if (entry == NULL)
|
if (entry == NULL)
|
{
|
{
|
ret = (vms_symbol_entry *)
|
ret = (vms_symbol_entry *)
|
bfd_hash_allocate (table, sizeof (vms_symbol_entry));
|
bfd_hash_allocate (table, sizeof (vms_symbol_entry));
|
if (ret == NULL)
|
if (ret == NULL)
|
{
|
{
|
bfd_set_error (bfd_error_no_memory);
|
bfd_set_error (bfd_error_no_memory);
|
return NULL;
|
return NULL;
|
}
|
}
|
entry = (struct bfd_hash_entry *) ret;
|
entry = (struct bfd_hash_entry *) ret;
|
}
|
}
|
|
|
/* Call the allocation method of the base class. */
|
/* Call the allocation method of the base class. */
|
ret = (vms_symbol_entry *) bfd_hash_newfunc (entry, table, string);
|
ret = (vms_symbol_entry *) bfd_hash_newfunc (entry, table, string);
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_hash_newfunc ret %p\n", ret);
|
vms_debug (6, "_bfd_vms_hash_newfunc ret %p\n", ret);
|
#endif
|
#endif
|
|
|
ret->symbol = NULL;
|
ret->symbol = NULL;
|
|
|
return (struct bfd_hash_entry *)ret;
|
return (struct bfd_hash_entry *)ret;
|
}
|
}
|
|
|
/* Object file input functions. */
|
/* Object file input functions. */
|
|
|
/* Return type and size from record header (buf) on Alpha. */
|
/* Return type and size from record header (buf) on Alpha. */
|
|
|
void
|
void
|
_bfd_vms_get_header_values (bfd * abfd ATTRIBUTE_UNUSED,
|
_bfd_vms_get_header_values (bfd * abfd ATTRIBUTE_UNUSED,
|
unsigned char *buf,
|
unsigned char *buf,
|
int *type,
|
int *type,
|
int *size)
|
int *size)
|
{
|
{
|
if (type)
|
if (type)
|
*type = bfd_getl16 (buf);
|
*type = bfd_getl16 (buf);
|
|
|
if (size)
|
if (size)
|
*size = bfd_getl16 (buf+2);
|
*size = bfd_getl16 (buf+2);
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (10, "_bfd_vms_get_header_values type %x, size %x\n",
|
vms_debug (10, "_bfd_vms_get_header_values type %x, size %x\n",
|
type ? *type : 0, size ? *size : 0);
|
type ? *type : 0, size ? *size : 0);
|
#endif
|
#endif
|
}
|
}
|
|
|
/* Get next record from object file to vms_buf.
|
/* Get next record from object file to vms_buf.
|
Set PRIV(buf_size) and return it
|
Set PRIV(buf_size) and return it
|
|
|
This is a little tricky since it should be portable.
|
This is a little tricky since it should be portable.
|
|
|
The openVMS object file has 'variable length' which means that
|
The openVMS object file has 'variable length' which means that
|
read() returns data in chunks of (hopefully) correct and expected
|
read() returns data in chunks of (hopefully) correct and expected
|
size. The linker (and other tools on VMS) depend on that. Unix
|
size. The linker (and other tools on VMS) depend on that. Unix
|
doesn't know about 'formatted' files, so reading and writing such
|
doesn't know about 'formatted' files, so reading and writing such
|
an object file in a Unix environment is not trivial.
|
an object file in a Unix environment is not trivial.
|
|
|
With the tool 'file' (available on all VMS FTP sites), one
|
With the tool 'file' (available on all VMS FTP sites), one
|
can view and change the attributes of a file. Changing from
|
can view and change the attributes of a file. Changing from
|
'variable length' to 'fixed length, 512 bytes' reveals the
|
'variable length' to 'fixed length, 512 bytes' reveals the
|
record size at the first 2 bytes of every record. The same
|
record size at the first 2 bytes of every record. The same
|
happens during the transfer of object files from VMS to Unix,
|
happens during the transfer of object files from VMS to Unix,
|
at least with UCX, the DEC implementation of TCP/IP.
|
at least with UCX, the DEC implementation of TCP/IP.
|
|
|
The VMS format repeats the size at bytes 2 & 3 of every record.
|
The VMS format repeats the size at bytes 2 & 3 of every record.
|
|
|
On the first call (file_format == FF_UNKNOWN) we check if
|
On the first call (file_format == FF_UNKNOWN) we check if
|
the first and the third byte pair (!) of the record match.
|
the first and the third byte pair (!) of the record match.
|
If they do it's an object file in an Unix environment or with
|
If they do it's an object file in an Unix environment or with
|
wrong attributes (FF_FOREIGN), else we should be in a VMS
|
wrong attributes (FF_FOREIGN), else we should be in a VMS
|
environment where read() returns the record size (FF_NATIVE).
|
environment where read() returns the record size (FF_NATIVE).
|
|
|
Reading is always done in 2 steps:
|
Reading is always done in 2 steps:
|
1. first just the record header is read and the size extracted,
|
1. first just the record header is read and the size extracted,
|
2. then the read buffer is adjusted and the remaining bytes are
|
2. then the read buffer is adjusted and the remaining bytes are
|
read in.
|
read in.
|
|
|
All file I/O is done on even file positions. */
|
All file I/O is done on even file positions. */
|
|
|
#define VMS_OBJECT_ADJUSTMENT 2
|
#define VMS_OBJECT_ADJUSTMENT 2
|
|
|
static void
|
static void
|
maybe_adjust_record_pointer_for_object (bfd *abfd)
|
maybe_adjust_record_pointer_for_object (bfd *abfd)
|
{
|
{
|
/* Set the file format once for all on the first invocation. */
|
/* Set the file format once for all on the first invocation. */
|
if (PRIV (file_format) == FF_UNKNOWN)
|
if (PRIV (file_format) == FF_UNKNOWN)
|
{
|
{
|
if (PRIV (vms_rec)[0] == PRIV (vms_rec)[4]
|
if (PRIV (vms_rec)[0] == PRIV (vms_rec)[4]
|
&& PRIV (vms_rec)[1] == PRIV (vms_rec)[5])
|
&& PRIV (vms_rec)[1] == PRIV (vms_rec)[5])
|
PRIV (file_format) = FF_FOREIGN;
|
PRIV (file_format) = FF_FOREIGN;
|
else
|
else
|
PRIV (file_format) = FF_NATIVE;
|
PRIV (file_format) = FF_NATIVE;
|
}
|
}
|
|
|
/* The adjustment is needed only in an Unix environment. */
|
/* The adjustment is needed only in an Unix environment. */
|
if (PRIV (file_format) == FF_FOREIGN)
|
if (PRIV (file_format) == FF_FOREIGN)
|
PRIV (vms_rec) += VMS_OBJECT_ADJUSTMENT;
|
PRIV (vms_rec) += VMS_OBJECT_ADJUSTMENT;
|
}
|
}
|
|
|
/* Get first record from file and return the file type. */
|
/* Get first record from file and return the file type. */
|
|
|
int
|
int
|
_bfd_vms_get_first_record (bfd *abfd)
|
_bfd_vms_get_first_record (bfd *abfd)
|
{
|
{
|
unsigned int test_len;
|
unsigned int test_len;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "_bfd_vms_get_first_record\n");
|
vms_debug (8, "_bfd_vms_get_first_record\n");
|
#endif
|
#endif
|
|
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
test_len = 0;
|
test_len = 0;
|
else
|
else
|
/* Minimum is 6 bytes for objects (2 bytes size, 2 bytes record id,
|
/* Minimum is 6 bytes for objects (2 bytes size, 2 bytes record id,
|
2 bytes size repeated) and 12 bytes for images (4 bytes major id,
|
2 bytes size repeated) and 12 bytes for images (4 bytes major id,
|
4 bytes minor id, 4 bytes length). */
|
4 bytes minor id, 4 bytes length). */
|
test_len = 12;
|
test_len = 12;
|
|
|
/* Size the main buffer. */
|
/* Size the main buffer. */
|
if (PRIV (buf_size) == 0)
|
if (PRIV (buf_size) == 0)
|
{
|
{
|
/* On VAX there's no size information in the record, so
|
/* On VAX there's no size information in the record, so
|
start with OBJ_S_C_MAXRECSIZ. */
|
start with OBJ_S_C_MAXRECSIZ. */
|
bfd_size_type amt = (test_len ? test_len : OBJ_S_C_MAXRECSIZ);
|
bfd_size_type amt = (test_len ? test_len : OBJ_S_C_MAXRECSIZ);
|
PRIV (vms_buf) = (unsigned char *) bfd_malloc (amt);
|
PRIV (vms_buf) = (unsigned char *) bfd_malloc (amt);
|
PRIV (buf_size) = amt;
|
PRIV (buf_size) = amt;
|
}
|
}
|
|
|
/* Initialize the record pointer. */
|
/* Initialize the record pointer. */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
PRIV (vms_rec) = PRIV (vms_buf);
|
|
|
/* We only support modules on VAX. */
|
/* We only support modules on VAX. */
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
{
|
{
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
return FT_UNKNOWN;
|
return FT_UNKNOWN;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (2, "file type is VAX module\n");
|
vms_debug (2, "file type is VAX module\n");
|
#endif
|
#endif
|
|
|
return FT_MODULE;
|
return FT_MODULE;
|
}
|
}
|
|
|
if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
|
if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return FT_UNKNOWN;
|
return FT_UNKNOWN;
|
}
|
}
|
|
|
/* Is it an image? */
|
/* Is it an image? */
|
if ((bfd_getl32 (PRIV (vms_rec)) == EIHD_S_K_MAJORID)
|
if ((bfd_getl32 (PRIV (vms_rec)) == EIHD_S_K_MAJORID)
|
&& (bfd_getl32 (PRIV (vms_rec) + 4) == EIHD_S_K_MINORID))
|
&& (bfd_getl32 (PRIV (vms_rec) + 4) == EIHD_S_K_MINORID))
|
{
|
{
|
if (vms_get_remaining_image_record (abfd, test_len) <= 0)
|
if (vms_get_remaining_image_record (abfd, test_len) <= 0)
|
return FT_UNKNOWN;
|
return FT_UNKNOWN;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (2, "file type is image\n");
|
vms_debug (2, "file type is image\n");
|
#endif
|
#endif
|
|
|
return FT_IMAGE;
|
return FT_IMAGE;
|
}
|
}
|
|
|
/* Assume it's a module and adjust record pointer if necessary. */
|
/* Assume it's a module and adjust record pointer if necessary. */
|
maybe_adjust_record_pointer_for_object (abfd);
|
maybe_adjust_record_pointer_for_object (abfd);
|
|
|
/* But is it really a module? */
|
/* But is it really a module? */
|
if (bfd_getl16 (PRIV (vms_rec)) <= EOBJ_S_C_MAXRECTYP
|
if (bfd_getl16 (PRIV (vms_rec)) <= EOBJ_S_C_MAXRECTYP
|
&& bfd_getl16 (PRIV (vms_rec) + 2) <= EOBJ_S_C_MAXRECSIZ)
|
&& bfd_getl16 (PRIV (vms_rec) + 2) <= EOBJ_S_C_MAXRECSIZ)
|
{
|
{
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
return FT_UNKNOWN;
|
return FT_UNKNOWN;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (2, "file type is module\n");
|
vms_debug (2, "file type is module\n");
|
#endif
|
#endif
|
|
|
return FT_MODULE;
|
return FT_MODULE;
|
}
|
}
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (2, "file type is unknown\n");
|
vms_debug (2, "file type is unknown\n");
|
#endif
|
#endif
|
|
|
return FT_UNKNOWN;
|
return FT_UNKNOWN;
|
}
|
}
|
|
|
/* Implement step #1 of the object record reading procedure.
|
/* Implement step #1 of the object record reading procedure.
|
Return the record type or -1 on failure. */
|
Return the record type or -1 on failure. */
|
|
|
int
|
int
|
_bfd_vms_get_object_record (bfd *abfd)
|
_bfd_vms_get_object_record (bfd *abfd)
|
{
|
{
|
unsigned int test_len;
|
unsigned int test_len;
|
int type;
|
int type;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "_bfd_vms_get_obj_record\n");
|
vms_debug (8, "_bfd_vms_get_obj_record\n");
|
#endif
|
#endif
|
|
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
test_len = 0;
|
test_len = 0;
|
else
|
else
|
{
|
{
|
/* See _bfd_vms_get_first_record. */
|
/* See _bfd_vms_get_first_record. */
|
test_len = 6;
|
test_len = 6;
|
|
|
/* Skip odd alignment byte. */
|
/* Skip odd alignment byte. */
|
if (bfd_tell (abfd) & 1)
|
if (bfd_tell (abfd) & 1)
|
{
|
{
|
if (bfd_bread (PRIV (vms_buf), 1, abfd) != 1)
|
if (bfd_bread (PRIV (vms_buf), 1, abfd) != 1)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return -1;
|
return -1;
|
}
|
}
|
}
|
}
|
|
|
/* Read the record header */
|
/* Read the record header */
|
if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
|
if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return -1;
|
return -1;
|
}
|
}
|
|
|
/* Reset the record pointer. */
|
/* Reset the record pointer. */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
PRIV (vms_rec) = PRIV (vms_buf);
|
maybe_adjust_record_pointer_for_object (abfd);
|
maybe_adjust_record_pointer_for_object (abfd);
|
}
|
}
|
|
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
return -1;
|
return -1;
|
|
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
type = PRIV (vms_rec) [0];
|
type = PRIV (vms_rec) [0];
|
else
|
else
|
type = bfd_getl16 (PRIV (vms_rec));
|
type = bfd_getl16 (PRIV (vms_rec));
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n",
|
vms_debug (8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n",
|
PRIV (vms_rec), PRIV (rec_size), type);
|
PRIV (vms_rec), PRIV (rec_size), type);
|
#endif
|
#endif
|
|
|
return type;
|
return type;
|
}
|
}
|
|
|
/* Implement step #2 of the object record reading procedure.
|
/* Implement step #2 of the object record reading procedure.
|
Return the size of the record or 0 on failure. */
|
Return the size of the record or 0 on failure. */
|
|
|
static int
|
static int
|
vms_get_remaining_object_record (bfd *abfd, int read_so_far)
|
vms_get_remaining_object_record (bfd *abfd, int read_so_far)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "vms_get_remaining_obj_record\n");
|
vms_debug (8, "vms_get_remaining_obj_record\n");
|
#endif
|
#endif
|
|
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
{
|
{
|
if (read_so_far != 0)
|
if (read_so_far != 0)
|
abort ();
|
abort ();
|
|
|
PRIV (rec_size) = bfd_bread (PRIV (vms_buf), PRIV (buf_size), abfd);
|
PRIV (rec_size) = bfd_bread (PRIV (vms_buf), PRIV (buf_size), abfd);
|
|
|
if (PRIV (rec_size) <= 0)
|
if (PRIV (rec_size) <= 0)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Reset the record pointer. */
|
/* Reset the record pointer. */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
PRIV (vms_rec) = PRIV (vms_buf);
|
}
|
}
|
else
|
else
|
{
|
{
|
unsigned int to_read;
|
unsigned int to_read;
|
|
|
/* Extract record size. */
|
/* Extract record size. */
|
PRIV (rec_size) = bfd_getl16 (PRIV (vms_rec) + 2);
|
PRIV (rec_size) = bfd_getl16 (PRIV (vms_rec) + 2);
|
|
|
if (PRIV (rec_size) <= 0)
|
if (PRIV (rec_size) <= 0)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* That's what the linker manual says. */
|
/* That's what the linker manual says. */
|
if (PRIV (rec_size) > EOBJ_S_C_MAXRECSIZ)
|
if (PRIV (rec_size) > EOBJ_S_C_MAXRECSIZ)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Take into account object adjustment. */
|
/* Take into account object adjustment. */
|
to_read = PRIV (rec_size);
|
to_read = PRIV (rec_size);
|
if (PRIV (file_format) == FF_FOREIGN)
|
if (PRIV (file_format) == FF_FOREIGN)
|
to_read += VMS_OBJECT_ADJUSTMENT;
|
to_read += VMS_OBJECT_ADJUSTMENT;
|
|
|
/* Adjust the buffer. */
|
/* Adjust the buffer. */
|
if (to_read > PRIV (buf_size))
|
if (to_read > PRIV (buf_size))
|
{
|
{
|
PRIV (vms_buf)
|
PRIV (vms_buf)
|
= (unsigned char *) bfd_realloc (PRIV (vms_buf), to_read);
|
= (unsigned char *) bfd_realloc (PRIV (vms_buf), to_read);
|
if (PRIV (vms_buf) == NULL)
|
if (PRIV (vms_buf) == NULL)
|
return 0;
|
return 0;
|
PRIV (buf_size) = to_read;
|
PRIV (buf_size) = to_read;
|
}
|
}
|
|
|
/* Read the remaining record. */
|
/* Read the remaining record. */
|
to_read -= read_so_far;
|
to_read -= read_so_far;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "vms_get_remaining_obj_record: to_read %d\n", to_read);
|
vms_debug (8, "vms_get_remaining_obj_record: to_read %d\n", to_read);
|
#endif
|
#endif
|
|
|
if (bfd_bread (PRIV (vms_buf) + read_so_far, to_read, abfd) != to_read)
|
if (bfd_bread (PRIV (vms_buf) + read_so_far, to_read, abfd) != to_read)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Reset the record pointer. */
|
/* Reset the record pointer. */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
PRIV (vms_rec) = PRIV (vms_buf);
|
maybe_adjust_record_pointer_for_object (abfd);
|
maybe_adjust_record_pointer_for_object (abfd);
|
}
|
}
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (8, "vms_get_remaining_obj_record: size %d\n", PRIV (rec_size));
|
vms_debug (8, "vms_get_remaining_obj_record: size %d\n", PRIV (rec_size));
|
#endif
|
#endif
|
|
|
return PRIV (rec_size);
|
return PRIV (rec_size);
|
}
|
}
|
|
|
/* Implement step #2 of the record reading procedure for images.
|
/* Implement step #2 of the record reading procedure for images.
|
Return the size of the record or 0 on failure. */
|
Return the size of the record or 0 on failure. */
|
|
|
static int
|
static int
|
vms_get_remaining_image_record (bfd *abfd, int read_so_far)
|
vms_get_remaining_image_record (bfd *abfd, int read_so_far)
|
{
|
{
|
unsigned int to_read;
|
unsigned int to_read;
|
int remaining;
|
int remaining;
|
|
|
/* Extract record size. */
|
/* Extract record size. */
|
PRIV (rec_size) = bfd_getl32 (PRIV (vms_rec) + EIHD_S_L_SIZE);
|
PRIV (rec_size) = bfd_getl32 (PRIV (vms_rec) + EIHD_S_L_SIZE);
|
|
|
if (PRIV (rec_size) > PRIV (buf_size))
|
if (PRIV (rec_size) > PRIV (buf_size))
|
{
|
{
|
PRIV (vms_buf) = bfd_realloc (PRIV (vms_buf), PRIV (rec_size));
|
PRIV (vms_buf) = bfd_realloc (PRIV (vms_buf), PRIV (rec_size));
|
|
|
if (PRIV (vms_buf) == NULL)
|
if (PRIV (vms_buf) == NULL)
|
{
|
{
|
bfd_set_error (bfd_error_no_memory);
|
bfd_set_error (bfd_error_no_memory);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
PRIV (buf_size) = PRIV (rec_size);
|
PRIV (buf_size) = PRIV (rec_size);
|
}
|
}
|
|
|
/* Read the remaining record. */
|
/* Read the remaining record. */
|
remaining = PRIV (rec_size) - read_so_far;
|
remaining = PRIV (rec_size) - read_so_far;
|
to_read = MIN (VMS_BLOCK_SIZE - read_so_far, remaining);
|
to_read = MIN (VMS_BLOCK_SIZE - read_so_far, remaining);
|
|
|
while (remaining > 0)
|
while (remaining > 0)
|
{
|
{
|
if (bfd_bread (PRIV (vms_buf) + read_so_far, to_read, abfd) != to_read)
|
if (bfd_bread (PRIV (vms_buf) + read_so_far, to_read, abfd) != to_read)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
read_so_far += to_read;
|
read_so_far += to_read;
|
remaining -= to_read;
|
remaining -= to_read;
|
|
|
/* Eat trailing 0xff's. */
|
/* Eat trailing 0xff's. */
|
if (remaining > 0)
|
if (remaining > 0)
|
while (PRIV (vms_buf) [read_so_far - 1] == 0xff)
|
while (PRIV (vms_buf) [read_so_far - 1] == 0xff)
|
read_so_far--;
|
read_so_far--;
|
|
|
to_read = MIN (VMS_BLOCK_SIZE, remaining);
|
to_read = MIN (VMS_BLOCK_SIZE, remaining);
|
}
|
}
|
|
|
/* Reset the record pointer. */
|
/* Reset the record pointer. */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
PRIV (vms_rec) = PRIV (vms_buf);
|
|
|
return PRIV (rec_size);
|
return PRIV (rec_size);
|
}
|
}
|
|
|
/* Copy sized string (string with fixed size) to new allocated area
|
/* Copy sized string (string with fixed size) to new allocated area
|
size is string size (size of record) */
|
size is string size (size of record) */
|
|
|
char *
|
char *
|
_bfd_vms_save_sized_string (unsigned char *str, int size)
|
_bfd_vms_save_sized_string (unsigned char *str, int size)
|
{
|
{
|
char *newstr = bfd_malloc ((bfd_size_type) size + 1);
|
char *newstr = bfd_malloc ((bfd_size_type) size + 1);
|
|
|
if (newstr == NULL)
|
if (newstr == NULL)
|
return NULL;
|
return NULL;
|
strncpy (newstr, (char *) str, (size_t) size);
|
strncpy (newstr, (char *) str, (size_t) size);
|
newstr[size] = 0;
|
newstr[size] = 0;
|
|
|
return newstr;
|
return newstr;
|
}
|
}
|
|
|
/* Copy counted string (string with size at first byte) to new allocated area
|
/* Copy counted string (string with size at first byte) to new allocated area
|
ptr points to size byte on entry */
|
ptr points to size byte on entry */
|
|
|
char *
|
char *
|
_bfd_vms_save_counted_string (unsigned char *ptr)
|
_bfd_vms_save_counted_string (unsigned char *ptr)
|
{
|
{
|
int len = *ptr++;
|
int len = *ptr++;
|
|
|
return _bfd_vms_save_sized_string (ptr, len);
|
return _bfd_vms_save_sized_string (ptr, len);
|
}
|
}
|
|
|
/* Stack routines for vms ETIR commands. */
|
/* Stack routines for vms ETIR commands. */
|
|
|
/* Push value and section index. */
|
/* Push value and section index. */
|
|
|
void
|
void
|
_bfd_vms_push (bfd * abfd, uquad val, int psect)
|
_bfd_vms_push (bfd * abfd, uquad val, int psect)
|
{
|
{
|
static int last_psect;
|
static int last_psect;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (4, "<push %016lx (%d) at %d>\n", val, psect, PRIV (stackptr));
|
vms_debug (4, "<push %016lx (%d) at %d>\n", val, psect, PRIV (stackptr));
|
#endif
|
#endif
|
|
|
if (psect >= 0)
|
if (psect >= 0)
|
last_psect = psect;
|
last_psect = psect;
|
|
|
PRIV (stack[PRIV (stackptr)]).value = val;
|
PRIV (stack[PRIV (stackptr)]).value = val;
|
PRIV (stack[PRIV (stackptr)]).psect = last_psect;
|
PRIV (stack[PRIV (stackptr)]).psect = last_psect;
|
PRIV (stackptr)++;
|
PRIV (stackptr)++;
|
if (PRIV (stackptr) >= STACKSIZE)
|
if (PRIV (stackptr) >= STACKSIZE)
|
{
|
{
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
(*_bfd_error_handler) (_("Stack overflow (%d) in _bfd_vms_push"), PRIV (stackptr));
|
(*_bfd_error_handler) (_("Stack overflow (%d) in _bfd_vms_push"), PRIV (stackptr));
|
exit (1);
|
exit (1);
|
}
|
}
|
}
|
}
|
|
|
/* Pop value and section index. */
|
/* Pop value and section index. */
|
|
|
uquad
|
uquad
|
_bfd_vms_pop (bfd * abfd, int *psect)
|
_bfd_vms_pop (bfd * abfd, int *psect)
|
{
|
{
|
uquad value;
|
uquad value;
|
|
|
if (PRIV (stackptr) == 0)
|
if (PRIV (stackptr) == 0)
|
{
|
{
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
(*_bfd_error_handler) (_("Stack underflow in _bfd_vms_pop"));
|
(*_bfd_error_handler) (_("Stack underflow in _bfd_vms_pop"));
|
exit (1);
|
exit (1);
|
}
|
}
|
PRIV (stackptr)--;
|
PRIV (stackptr)--;
|
value = PRIV (stack[PRIV (stackptr)]).value;
|
value = PRIV (stack[PRIV (stackptr)]).value;
|
if ((psect != NULL) && (PRIV (stack[PRIV (stackptr)]).psect >= 0))
|
if ((psect != NULL) && (PRIV (stack[PRIV (stackptr)]).psect >= 0))
|
*psect = PRIV (stack[PRIV (stackptr)]).psect;
|
*psect = PRIV (stack[PRIV (stackptr)]).psect;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (4, "<pop %016lx(%d)>\n", value, PRIV (stack[PRIV (stackptr)]).psect);
|
vms_debug (4, "<pop %016lx(%d)>\n", value, PRIV (stack[PRIV (stackptr)]).psect);
|
#endif
|
#endif
|
|
|
return value;
|
return value;
|
}
|
}
|
|
|
/* Object output routines. */
|
/* Object output routines. */
|
|
|
/* Begin new record or record header
|
/* Begin new record or record header
|
write 2 bytes rectype
|
write 2 bytes rectype
|
write 2 bytes record length (filled in at flush)
|
write 2 bytes record length (filled in at flush)
|
write 2 bytes header type (ommitted if rechead == -1). */
|
write 2 bytes header type (ommitted if rechead == -1). */
|
|
|
void
|
void
|
_bfd_vms_output_begin (bfd * abfd, int rectype, int rechead)
|
_bfd_vms_output_begin (bfd * abfd, int rectype, int rechead)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_begin (type %d, head %d)\n", rectype,
|
vms_debug (6, "_bfd_vms_output_begin (type %d, head %d)\n", rectype,
|
rechead);
|
rechead);
|
#endif
|
#endif
|
|
|
_bfd_vms_output_short (abfd, (unsigned int) rectype);
|
_bfd_vms_output_short (abfd, (unsigned int) rectype);
|
|
|
/* Save current output position to fill in length later. */
|
/* Save current output position to fill in length later. */
|
|
|
if (PRIV (push_level) > 0)
|
if (PRIV (push_level) > 0)
|
PRIV (length_pos) = PRIV (output_size);
|
PRIV (length_pos) = PRIV (output_size);
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_begin: length_pos = %d\n",
|
vms_debug (6, "_bfd_vms_output_begin: length_pos = %d\n",
|
PRIV (length_pos));
|
PRIV (length_pos));
|
#endif
|
#endif
|
|
|
/* Placeholder for length. */
|
/* Placeholder for length. */
|
_bfd_vms_output_short (abfd, 0);
|
_bfd_vms_output_short (abfd, 0);
|
|
|
if (rechead != -1)
|
if (rechead != -1)
|
_bfd_vms_output_short (abfd, (unsigned int) rechead);
|
_bfd_vms_output_short (abfd, (unsigned int) rechead);
|
}
|
}
|
|
|
/* Set record/subrecord alignment. */
|
/* Set record/subrecord alignment. */
|
|
|
void
|
void
|
_bfd_vms_output_alignment (bfd * abfd, int alignto)
|
_bfd_vms_output_alignment (bfd * abfd, int alignto)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_alignment (%d)\n", alignto);
|
vms_debug (6, "_bfd_vms_output_alignment (%d)\n", alignto);
|
#endif
|
#endif
|
|
|
PRIV (output_alignment) = alignto;
|
PRIV (output_alignment) = alignto;
|
}
|
}
|
|
|
/* Prepare for subrecord fields. */
|
/* Prepare for subrecord fields. */
|
|
|
void
|
void
|
_bfd_vms_output_push (bfd * abfd)
|
_bfd_vms_output_push (bfd * abfd)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "vms_output_push (pushed_size = %d)\n", PRIV (output_size));
|
vms_debug (6, "vms_output_push (pushed_size = %d)\n", PRIV (output_size));
|
#endif
|
#endif
|
|
|
PRIV (push_level)++;
|
PRIV (push_level)++;
|
PRIV (pushed_size) = PRIV (output_size);
|
PRIV (pushed_size) = PRIV (output_size);
|
}
|
}
|
|
|
/* End of subrecord fields. */
|
/* End of subrecord fields. */
|
|
|
void
|
void
|
_bfd_vms_output_pop (bfd * abfd)
|
_bfd_vms_output_pop (bfd * abfd)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "vms_output_pop (pushed_size = %d)\n", PRIV (pushed_size));
|
vms_debug (6, "vms_output_pop (pushed_size = %d)\n", PRIV (pushed_size));
|
#endif
|
#endif
|
|
|
_bfd_vms_output_flush (abfd);
|
_bfd_vms_output_flush (abfd);
|
PRIV (length_pos) = 2;
|
PRIV (length_pos) = 2;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "vms_output_pop: length_pos = %d\n", PRIV (length_pos));
|
vms_debug (6, "vms_output_pop: length_pos = %d\n", PRIV (length_pos));
|
#endif
|
#endif
|
|
|
PRIV (pushed_size) = 0;
|
PRIV (pushed_size) = 0;
|
PRIV (push_level)--;
|
PRIV (push_level)--;
|
}
|
}
|
|
|
/* Flush unwritten output, ends current record. */
|
/* Flush unwritten output, ends current record. */
|
|
|
void
|
void
|
_bfd_vms_output_flush (bfd * abfd)
|
_bfd_vms_output_flush (bfd * abfd)
|
{
|
{
|
int real_size = PRIV (output_size);
|
int real_size = PRIV (output_size);
|
int aligncount;
|
int aligncount;
|
int length;
|
int length;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_flush (real_size = %d, pushed_size %d at lenpos %d)\n",
|
vms_debug (6, "_bfd_vms_output_flush (real_size = %d, pushed_size %d at lenpos %d)\n",
|
real_size, PRIV (pushed_size), PRIV (length_pos));
|
real_size, PRIV (pushed_size), PRIV (length_pos));
|
#endif
|
#endif
|
|
|
if (PRIV (push_level) > 0)
|
if (PRIV (push_level) > 0)
|
length = real_size - PRIV (pushed_size);
|
length = real_size - PRIV (pushed_size);
|
else
|
else
|
length = real_size;
|
length = real_size;
|
|
|
if (length == 0)
|
if (length == 0)
|
return;
|
return;
|
aligncount = (PRIV (output_alignment)
|
aligncount = (PRIV (output_alignment)
|
- (length % PRIV (output_alignment))) % PRIV (output_alignment);
|
- (length % PRIV (output_alignment))) % PRIV (output_alignment);
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "align: adding %d bytes\n", aligncount);
|
vms_debug (6, "align: adding %d bytes\n", aligncount);
|
#endif
|
#endif
|
|
|
while (aligncount-- > 0)
|
while (aligncount-- > 0)
|
{
|
{
|
PRIV (output_buf)[real_size++] = 0;
|
PRIV (output_buf)[real_size++] = 0;
|
length++;
|
length++;
|
}
|
}
|
|
|
/* Put length to buffer. */
|
/* Put length to buffer. */
|
PRIV (output_size) = PRIV (length_pos);
|
PRIV (output_size) = PRIV (length_pos);
|
_bfd_vms_output_short (abfd, (unsigned int) length);
|
_bfd_vms_output_short (abfd, (unsigned int) length);
|
|
|
if (PRIV (push_level) == 0)
|
if (PRIV (push_level) == 0)
|
{
|
{
|
/* File is open in undefined (UDF) format on VMS, but ultimately will be
|
/* File is open in undefined (UDF) format on VMS, but ultimately will be
|
converted to variable length (VAR) format. VAR format has a length
|
converted to variable length (VAR) format. VAR format has a length
|
word first which must be explicitly output in UDF format. */
|
word first which must be explicitly output in UDF format. */
|
bfd_bwrite (PRIV (output_buf) + 2, 2, abfd);
|
bfd_bwrite (PRIV (output_buf) + 2, 2, abfd);
|
bfd_bwrite (PRIV (output_buf), (size_t) real_size, abfd);
|
bfd_bwrite (PRIV (output_buf), (size_t) real_size, abfd);
|
PRIV (output_size) = 0;
|
PRIV (output_size) = 0;
|
}
|
}
|
else
|
else
|
{
|
{
|
PRIV (output_size) = real_size;
|
PRIV (output_size) = real_size;
|
PRIV (pushed_size) = PRIV (output_size);
|
PRIV (pushed_size) = PRIV (output_size);
|
}
|
}
|
}
|
}
|
|
|
/* End record output. */
|
/* End record output. */
|
|
|
void
|
void
|
_bfd_vms_output_end (bfd * abfd)
|
_bfd_vms_output_end (bfd * abfd)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_end\n");
|
vms_debug (6, "_bfd_vms_output_end\n");
|
#endif
|
#endif
|
|
|
_bfd_vms_output_flush (abfd);
|
_bfd_vms_output_flush (abfd);
|
}
|
}
|
|
|
/* Check remaining buffer size
|
/* Check remaining buffer size
|
|
|
Return what's left. */
|
Return what's left. */
|
|
|
int
|
int
|
_bfd_vms_output_check (bfd * abfd, int size)
|
_bfd_vms_output_check (bfd * abfd, int size)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_check (%d)\n", size);
|
vms_debug (6, "_bfd_vms_output_check (%d)\n", size);
|
#endif
|
#endif
|
|
|
return (MAX_OUTREC_SIZE - (PRIV (output_size) + size + MIN_OUTREC_LUFT));
|
return (MAX_OUTREC_SIZE - (PRIV (output_size) + size + MIN_OUTREC_LUFT));
|
}
|
}
|
|
|
/* Output byte (8 bit) value. */
|
/* Output byte (8 bit) value. */
|
|
|
void
|
void
|
_bfd_vms_output_byte (bfd * abfd, unsigned int value)
|
_bfd_vms_output_byte (bfd * abfd, unsigned int value)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_byte (%02x)\n", value);
|
vms_debug (6, "_bfd_vms_output_byte (%02x)\n", value);
|
#endif
|
#endif
|
|
|
bfd_put_8 (abfd, value & 0xff, PRIV (output_buf) + PRIV (output_size));
|
bfd_put_8 (abfd, value & 0xff, PRIV (output_buf) + PRIV (output_size));
|
PRIV (output_size) += 1;
|
PRIV (output_size) += 1;
|
}
|
}
|
|
|
/* Output short (16 bit) value. */
|
/* Output short (16 bit) value. */
|
|
|
void
|
void
|
_bfd_vms_output_short (bfd * abfd, unsigned int value)
|
_bfd_vms_output_short (bfd * abfd, unsigned int value)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_short (%04x)\n", value);
|
vms_debug (6, "_bfd_vms_output_short (%04x)\n", value);
|
#endif
|
#endif
|
|
|
bfd_put_16 (abfd, (bfd_vma) value & 0xffff,
|
bfd_put_16 (abfd, (bfd_vma) value & 0xffff,
|
PRIV (output_buf) + PRIV (output_size));
|
PRIV (output_buf) + PRIV (output_size));
|
PRIV (output_size) += 2;
|
PRIV (output_size) += 2;
|
}
|
}
|
|
|
/* Output long (32 bit) value. */
|
/* Output long (32 bit) value. */
|
|
|
void
|
void
|
_bfd_vms_output_long (bfd * abfd, unsigned long value)
|
_bfd_vms_output_long (bfd * abfd, unsigned long value)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_long (%08lx)\n", value);
|
vms_debug (6, "_bfd_vms_output_long (%08lx)\n", value);
|
#endif
|
#endif
|
|
|
bfd_put_32 (abfd, (bfd_vma) value, PRIV (output_buf) + PRIV (output_size));
|
bfd_put_32 (abfd, (bfd_vma) value, PRIV (output_buf) + PRIV (output_size));
|
PRIV (output_size) += 4;
|
PRIV (output_size) += 4;
|
}
|
}
|
|
|
/* Output quad (64 bit) value. */
|
/* Output quad (64 bit) value. */
|
|
|
void
|
void
|
_bfd_vms_output_quad (bfd * abfd, uquad value)
|
_bfd_vms_output_quad (bfd * abfd, uquad value)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_quad (%016lx)\n", value);
|
vms_debug (6, "_bfd_vms_output_quad (%016lx)\n", value);
|
#endif
|
#endif
|
|
|
bfd_put_64(abfd, value, PRIV (output_buf) + PRIV (output_size));
|
bfd_put_64(abfd, value, PRIV (output_buf) + PRIV (output_size));
|
PRIV (output_size) += 8;
|
PRIV (output_size) += 8;
|
}
|
}
|
|
|
/* Output c-string as counted string. */
|
/* Output c-string as counted string. */
|
|
|
void
|
void
|
_bfd_vms_output_counted (bfd * abfd, char *value)
|
_bfd_vms_output_counted (bfd * abfd, char *value)
|
{
|
{
|
int len;
|
int len;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_counted (%s)\n", value);
|
vms_debug (6, "_bfd_vms_output_counted (%s)\n", value);
|
#endif
|
#endif
|
|
|
len = strlen (value);
|
len = strlen (value);
|
if (len == 0)
|
if (len == 0)
|
{
|
{
|
(*_bfd_error_handler) (_("_bfd_vms_output_counted called with zero bytes"));
|
(*_bfd_error_handler) (_("_bfd_vms_output_counted called with zero bytes"));
|
return;
|
return;
|
}
|
}
|
if (len > 255)
|
if (len > 255)
|
{
|
{
|
(*_bfd_error_handler) (_("_bfd_vms_output_counted called with too many bytes"));
|
(*_bfd_error_handler) (_("_bfd_vms_output_counted called with too many bytes"));
|
return;
|
return;
|
}
|
}
|
_bfd_vms_output_byte (abfd, (unsigned int) len & 0xff);
|
_bfd_vms_output_byte (abfd, (unsigned int) len & 0xff);
|
_bfd_vms_output_dump (abfd, (unsigned char *) value, len);
|
_bfd_vms_output_dump (abfd, (unsigned char *) value, len);
|
}
|
}
|
|
|
/* Output character area. */
|
/* Output character area. */
|
|
|
void
|
void
|
_bfd_vms_output_dump (bfd * abfd,
|
_bfd_vms_output_dump (bfd * abfd,
|
unsigned char *data,
|
unsigned char *data,
|
int length)
|
int length)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_dump (%d)\n", length);
|
vms_debug (6, "_bfd_vms_output_dump (%d)\n", length);
|
#endif
|
#endif
|
|
|
if (length == 0)
|
if (length == 0)
|
return;
|
return;
|
|
|
memcpy (PRIV (output_buf) + PRIV (output_size), data, (size_t) length);
|
memcpy (PRIV (output_buf) + PRIV (output_size), data, (size_t) length);
|
PRIV (output_size) += length;
|
PRIV (output_size) += length;
|
}
|
}
|
|
|
/* Output count bytes of value. */
|
/* Output count bytes of value. */
|
|
|
void
|
void
|
_bfd_vms_output_fill (bfd * abfd,
|
_bfd_vms_output_fill (bfd * abfd,
|
int value,
|
int value,
|
int count)
|
int count)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (6, "_bfd_vms_output_fill (val %02x times %d)\n", value, count);
|
vms_debug (6, "_bfd_vms_output_fill (val %02x times %d)\n", value, count);
|
#endif
|
#endif
|
|
|
if (count == 0)
|
if (count == 0)
|
return;
|
return;
|
memset (PRIV (output_buf) + PRIV (output_size), value, (size_t) count);
|
memset (PRIV (output_buf) + PRIV (output_size), value, (size_t) count);
|
PRIV (output_size) += count;
|
PRIV (output_size) += count;
|
}
|
}
|
|
|
/* This hash routine borrowed from GNU-EMACS, and strengthened slightly. ERY. */
|
/* This hash routine borrowed from GNU-EMACS, and strengthened slightly. ERY. */
|
|
|
static int
|
static int
|
hash_string (const char *ptr)
|
hash_string (const char *ptr)
|
{
|
{
|
const unsigned char *p = (unsigned char *) ptr;
|
const unsigned char *p = (unsigned char *) ptr;
|
const unsigned char *end = p + strlen (ptr);
|
const unsigned char *end = p + strlen (ptr);
|
unsigned char c;
|
unsigned char c;
|
int hash = 0;
|
int hash = 0;
|
|
|
while (p != end)
|
while (p != end)
|
{
|
{
|
c = *p++;
|
c = *p++;
|
hash = ((hash << 3) + (hash << 15) + (hash >> 28) + c);
|
hash = ((hash << 3) + (hash << 15) + (hash >> 28) + c);
|
}
|
}
|
return hash;
|
return hash;
|
}
|
}
|
|
|
/* Generate a length-hashed VMS symbol name (limited to maxlen chars). */
|
/* Generate a length-hashed VMS symbol name (limited to maxlen chars). */
|
|
|
char *
|
char *
|
_bfd_vms_length_hash_symbol (bfd * abfd, const char *in, int maxlen)
|
_bfd_vms_length_hash_symbol (bfd * abfd, const char *in, int maxlen)
|
{
|
{
|
unsigned long result;
|
unsigned long result;
|
int in_len;
|
int in_len;
|
char *new_name;
|
char *new_name;
|
const char *old_name;
|
const char *old_name;
|
int i;
|
int i;
|
static char outbuf[EOBJ_S_C_SYMSIZ+1];
|
static char outbuf[EOBJ_S_C_SYMSIZ+1];
|
char *out = outbuf;
|
char *out = outbuf;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (4, "_bfd_vms_length_hash_symbol \"%s\"\n", in);
|
vms_debug (4, "_bfd_vms_length_hash_symbol \"%s\"\n", in);
|
#endif
|
#endif
|
|
|
if (maxlen > EOBJ_S_C_SYMSIZ)
|
if (maxlen > EOBJ_S_C_SYMSIZ)
|
maxlen = EOBJ_S_C_SYMSIZ;
|
maxlen = EOBJ_S_C_SYMSIZ;
|
|
|
/* Save this for later. */
|
/* Save this for later. */
|
new_name = out;
|
new_name = out;
|
|
|
/* We may need to truncate the symbol, save the hash for later. */
|
/* We may need to truncate the symbol, save the hash for later. */
|
in_len = strlen (in);
|
in_len = strlen (in);
|
|
|
result = (in_len > maxlen) ? hash_string (in) : 0;
|
result = (in_len > maxlen) ? hash_string (in) : 0;
|
|
|
old_name = in;
|
old_name = in;
|
|
|
/* Do the length checking. */
|
/* Do the length checking. */
|
if (in_len <= maxlen)
|
if (in_len <= maxlen)
|
i = in_len;
|
i = in_len;
|
else
|
else
|
{
|
{
|
if (PRIV (flag_hash_long_names))
|
if (PRIV (flag_hash_long_names))
|
i = maxlen-9;
|
i = maxlen-9;
|
else
|
else
|
i = maxlen;
|
i = maxlen;
|
}
|
}
|
|
|
strncpy (out, in, (size_t) i);
|
strncpy (out, in, (size_t) i);
|
in += i;
|
in += i;
|
out += i;
|
out += i;
|
|
|
if ((in_len > maxlen)
|
if ((in_len > maxlen)
|
&& PRIV (flag_hash_long_names))
|
&& PRIV (flag_hash_long_names))
|
sprintf (out, "_%08lx", result);
|
sprintf (out, "_%08lx", result);
|
else
|
else
|
*out = 0;
|
*out = 0;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (4, "--> [%d]\"%s\"\n", strlen (outbuf), outbuf);
|
vms_debug (4, "--> [%d]\"%s\"\n", strlen (outbuf), outbuf);
|
#endif
|
#endif
|
|
|
if (in_len > maxlen
|
if (in_len > maxlen
|
&& PRIV (flag_hash_long_names)
|
&& PRIV (flag_hash_long_names)
|
&& PRIV (flag_show_after_trunc))
|
&& PRIV (flag_show_after_trunc))
|
printf (_("Symbol %s replaced by %s\n"), old_name, new_name);
|
printf (_("Symbol %s replaced by %s\n"), old_name, new_name);
|
|
|
return outbuf;
|
return outbuf;
|
}
|
}
|
|
|
/* Allocate and initialize a new symbol. */
|
/* Allocate and initialize a new symbol. */
|
|
|
static asymbol *
|
static asymbol *
|
new_symbol (bfd * abfd, char *name)
|
new_symbol (bfd * abfd, char *name)
|
{
|
{
|
asymbol *symbol;
|
asymbol *symbol;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
_bfd_vms_debug (7, "new_symbol %s\n", name);
|
_bfd_vms_debug (7, "new_symbol %s\n", name);
|
#endif
|
#endif
|
|
|
symbol = bfd_make_empty_symbol (abfd);
|
symbol = bfd_make_empty_symbol (abfd);
|
if (symbol == 0)
|
if (symbol == 0)
|
return symbol;
|
return symbol;
|
symbol->name = name;
|
symbol->name = name;
|
symbol->section = (asection *)(unsigned long)-1;
|
symbol->section = (asection *)(unsigned long)-1;
|
|
|
return symbol;
|
return symbol;
|
}
|
}
|
|
|
/* Allocate and enter a new private symbol. */
|
/* Allocate and enter a new private symbol. */
|
|
|
vms_symbol_entry *
|
vms_symbol_entry *
|
_bfd_vms_enter_symbol (bfd * abfd, char *name)
|
_bfd_vms_enter_symbol (bfd * abfd, char *name)
|
{
|
{
|
vms_symbol_entry *entry;
|
vms_symbol_entry *entry;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
_bfd_vms_debug (6, "_bfd_vms_enter_symbol %s\n", name);
|
_bfd_vms_debug (6, "_bfd_vms_enter_symbol %s\n", name);
|
#endif
|
#endif
|
|
|
entry = (vms_symbol_entry *)
|
entry = (vms_symbol_entry *)
|
bfd_hash_lookup (PRIV (vms_symbol_table), name, FALSE, FALSE);
|
bfd_hash_lookup (PRIV (vms_symbol_table), name, FALSE, FALSE);
|
if (entry == 0)
|
if (entry == 0)
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
_bfd_vms_debug (8, "creating hash entry for %s\n", name);
|
_bfd_vms_debug (8, "creating hash entry for %s\n", name);
|
#endif
|
#endif
|
entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table),
|
entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table),
|
name, TRUE, FALSE);
|
name, TRUE, FALSE);
|
if (entry != 0)
|
if (entry != 0)
|
{
|
{
|
asymbol *symbol;
|
asymbol *symbol;
|
symbol = new_symbol (abfd, name);
|
symbol = new_symbol (abfd, name);
|
if (symbol != 0)
|
if (symbol != 0)
|
{
|
{
|
entry->symbol = symbol;
|
entry->symbol = symbol;
|
PRIV (gsd_sym_count)++;
|
PRIV (gsd_sym_count)++;
|
abfd->symcount++;
|
abfd->symcount++;
|
}
|
}
|
else
|
else
|
entry = 0;
|
entry = 0;
|
}
|
}
|
else
|
else
|
(*_bfd_error_handler) (_("failed to enter %s"), name);
|
(*_bfd_error_handler) (_("failed to enter %s"), name);
|
}
|
}
|
else
|
else
|
{
|
{
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
_bfd_vms_debug (8, "found hash entry for %s\n", name);
|
_bfd_vms_debug (8, "found hash entry for %s\n", name);
|
#endif
|
#endif
|
}
|
}
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
_bfd_vms_debug (7, "-> entry %p, entry->symbol %p\n", entry, entry->symbol);
|
_bfd_vms_debug (7, "-> entry %p, entry->symbol %p\n", entry, entry->symbol);
|
#endif
|
#endif
|
return entry;
|
return entry;
|
}
|
}
|
|
|