| Line 1... |
Line 1... |
/* vms-misc.c -- Miscellaneous functions for VAX (openVMS/VAX) and
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/* vms-misc.c -- BFD back-end for VMS/VAX (openVMS/VAX) and
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EVAX (openVMS/Alpha) files.
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EVAX (openVMS/Alpha) files.
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2007, 2008 Free Software Foundation, Inc.
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2007, 2008, 2009 Free Software Foundation, Inc.
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Miscellaneous functions.
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|
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Written by Klaus K"ampf (kkaempf@rmi.de)
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Written by Klaus K"ampf (kkaempf@rmi.de)
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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| Line 28... |
Line 30... |
#include "bfd.h"
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#include "bfd.h"
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#include "bfdlink.h"
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#include "bfdlink.h"
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#include "libbfd.h"
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#include "libbfd.h"
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|
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#include "vms.h"
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#include "vms.h"
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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static int hash_string PARAMS ((const char *));
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static asymbol *new_symbol PARAMS ((bfd *, char *));
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static void maybe_adjust_record_pointer_for_object PARAMS ((bfd *));
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static int vms_get_remaining_object_record PARAMS ((bfd *, int ));
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static int vms_get_remaining_image_record PARAMS ((bfd *, int ));
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#if VMS_DEBUG
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#if VMS_DEBUG
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/* Debug functions. */
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/* Debug functions. */
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|
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/* Debug function for all vms extensions
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/* Debug function for all vms extensions evaluates environment
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evaluates environment variable VMS_DEBUG for a
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variable VMS_DEBUG for a numerical value on the first call all
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numerical value on the first call
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error levels below this value are printed:
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all error levels below this value are printed
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levels:
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Levels:
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1 toplevel bfd calls (functions from the bfd vector)
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1 toplevel bfd calls (functions from the bfd vector)
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2 functions called by bfd calls
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2 functions called by bfd calls
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...
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...
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9 almost everything
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9 almost everything
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level is also indentation level. Indentation is performed
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Level is also indentation level. Indentation is performed
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if level > 0. */
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if level > 0. */
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|
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void
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void
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_bfd_vms_debug (int level, char *format, ...)
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_bfd_vms_debug (int level, char *format, ...)
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{
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{
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| Line 165... |
Line 174... |
return (struct bfd_hash_entry *)ret;
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return (struct bfd_hash_entry *)ret;
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}
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}
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/* Object file input functions. */
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/* Object file input functions. */
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/* Return type and length from record header (buf) on Alpha. */
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/* Return type and size from record header (buf) on Alpha. */
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|
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void
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void
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_bfd_vms_get_header_values (bfd * abfd ATTRIBUTE_UNUSED,
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_bfd_vms_get_header_values (bfd * abfd ATTRIBUTE_UNUSED,
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unsigned char *buf,
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unsigned char *buf,
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int *type,
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int *type,
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int *length)
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int *size)
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{
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{
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if (type != 0)
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if (type)
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*type = bfd_getl16 (buf);
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*type = bfd_getl16 (buf);
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buf += 2;
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if (length != 0)
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if (size)
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*length = bfd_getl16 (buf);
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*size = bfd_getl16 (buf+2);
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|
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#if VMS_DEBUG
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#if VMS_DEBUG
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vms_debug (10, "_bfd_vms_get_header_values type %x, length %x\n", (type?*type:0), (length?*length:0));
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vms_debug (10, "_bfd_vms_get_header_values type %x, size %x\n",
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type ? *type : 0, size ? *size : 0);
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#endif
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#endif
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}
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}
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/* Get next record from object file to vms_buf.
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/* Get next record from object file to vms_buf.
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Set PRIV(buf_size) and return it
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Set PRIV(buf_size) and return it
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This is a little tricky since it should be portable.
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This is a little tricky since it should be portable.
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The openVMS object file has 'variable length' which means that
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The openVMS object file has 'variable length' which means that
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read() returns data in chunks of (hopefully) correct and expected
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read() returns data in chunks of (hopefully) correct and expected
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size. The linker (and other tools on vms) depend on that. Unix doesn't
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size. The linker (and other tools on VMS) depend on that. Unix
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know about 'formatted' files, so reading and writing such an object
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doesn't know about 'formatted' files, so reading and writing such
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file in a unix environment is not trivial.
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an object file in a Unix environment is not trivial.
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With the tool 'file' (available on all vms ftp sites), one
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With the tool 'file' (available on all VMS FTP sites), one
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can view and change the attributes of a file. Changing from
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can view and change the attributes of a file. Changing from
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'variable length' to 'fixed length, 512 bytes' reveals the
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'variable length' to 'fixed length, 512 bytes' reveals the
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record length at the first 2 bytes of every record. The same
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record size at the first 2 bytes of every record. The same
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happens during the transfer of object files from vms to unix,
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happens during the transfer of object files from VMS to Unix,
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at least with ucx, dec's implementation of tcp/ip.
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at least with UCX, the DEC implementation of TCP/IP.
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|
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The vms format repeats the length at bytes 2 & 3 of every record.
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The VMS format repeats the size at bytes 2 & 3 of every record.
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|
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On the first call (file_format == FF_UNKNOWN) we check if
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On the first call (file_format == FF_UNKNOWN) we check if
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the first and the third byte pair (!) of the record match.
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the first and the third byte pair (!) of the record match.
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If they do it's an object file in an unix environment or with
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If they do it's an object file in an Unix environment or with
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wrong attributes (FF_FOREIGN), else we should be in a vms
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wrong attributes (FF_FOREIGN), else we should be in a VMS
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environment where read() returns the record size (FF_NATIVE).
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environment where read() returns the record size (FF_NATIVE).
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|
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Reading is always done in 2 steps.
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Reading is always done in 2 steps:
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First just the record header is read and the length extracted
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1. first just the record header is read and the size extracted,
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by get_header_values,
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2. then the read buffer is adjusted and the remaining bytes are
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then the read buffer is adjusted and the remaining bytes are
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read in.
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read in.
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All file i/o is always done on even file positions. */
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All file I/O is done on even file positions. */
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#define VMS_OBJECT_ADJUSTMENT 2
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static void
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maybe_adjust_record_pointer_for_object (bfd *abfd)
|
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{
|
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/* Set the file format once for all on the first invocation. */
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if (PRIV (file_format) == FF_UNKNOWN)
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{
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if (PRIV (vms_rec)[0] == PRIV (vms_rec)[4]
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&& PRIV (vms_rec)[1] == PRIV (vms_rec)[5])
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PRIV (file_format) = FF_FOREIGN;
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else
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PRIV (file_format) = FF_NATIVE;
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}
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/* The adjustment is needed only in an Unix environment. */
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if (PRIV (file_format) == FF_FOREIGN)
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PRIV (vms_rec) += VMS_OBJECT_ADJUSTMENT;
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}
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/* Get first record from file and return the file type. */
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|
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int
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int
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_bfd_vms_get_record (bfd * abfd)
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_bfd_vms_get_first_record (bfd *abfd)
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{
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{
|
int test_len, test_start, remaining;
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unsigned int test_len;
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unsigned char *vms_buf;
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|
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#if VMS_DEBUG
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#if VMS_DEBUG
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vms_debug (8, "_bfd_vms_get_record\n");
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vms_debug (8, "_bfd_vms_get_first_record\n");
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#endif
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#endif
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/* Minimum is 6 bytes on Alpha
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if (PRIV (is_vax))
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(2 bytes length, 2 bytes record id, 2 bytes length repeated)
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test_len = 0;
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else
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On the VAX there's no length information in the record
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/* Minimum is 6 bytes for objects (2 bytes size, 2 bytes record id,
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so start with OBJ_S_C_MAXRECSIZ. */
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2 bytes size repeated) and 12 bytes for images (4 bytes major id,
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4 bytes minor id, 4 bytes length). */
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test_len = 12;
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|
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/* Size the main buffer. */
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if (PRIV (buf_size) == 0)
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if (PRIV (buf_size) == 0)
|
{
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{
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bfd_size_type amt;
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/* On VAX there's no size information in the record, so
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start with OBJ_S_C_MAXRECSIZ. */
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bfd_size_type amt = (test_len ? test_len : OBJ_S_C_MAXRECSIZ);
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PRIV (vms_buf) = (unsigned char *) bfd_malloc (amt);
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PRIV (buf_size) = amt;
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}
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/* Initialize the record pointer. */
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PRIV (vms_rec) = PRIV (vms_buf);
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/* We only support modules on VAX. */
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if (PRIV (is_vax))
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if (PRIV (is_vax))
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{
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{
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amt = OBJ_S_C_MAXRECSIZ;
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if (vms_get_remaining_object_record (abfd, test_len) <= 0)
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PRIV (file_format) = FF_VAX;
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return FT_UNKNOWN;
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#if VMS_DEBUG
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vms_debug (2, "file type is VAX module\n");
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#endif
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return FT_MODULE;
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}
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}
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else
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amt = 6;
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if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
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PRIV (vms_buf) = bfd_malloc (amt);
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{
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PRIV (buf_size) = amt;
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bfd_set_error (bfd_error_file_truncated);
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return FT_UNKNOWN;
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}
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}
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vms_buf = PRIV (vms_buf);
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/* Is it an image? */
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if ((bfd_getl32 (PRIV (vms_rec)) == EIHD_S_K_MAJORID)
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&& (bfd_getl32 (PRIV (vms_rec) + 4) == EIHD_S_K_MINORID))
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{
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if (vms_get_remaining_image_record (abfd, test_len) <= 0)
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return FT_UNKNOWN;
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if (vms_buf == 0)
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#if VMS_DEBUG
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return -1;
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vms_debug (2, "file type is image\n");
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#endif
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return FT_IMAGE;
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}
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/* Assume it's a module and adjust record pointer if necessary. */
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maybe_adjust_record_pointer_for_object (abfd);
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switch (PRIV (file_format))
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/* But is it really a module? */
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if (bfd_getl16 (PRIV (vms_rec)) <= EOBJ_S_C_MAXRECTYP
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&& bfd_getl16 (PRIV (vms_rec) + 2) <= EOBJ_S_C_MAXRECSIZ)
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{
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{
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case FF_UNKNOWN:
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if (vms_get_remaining_object_record (abfd, test_len) <= 0)
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case FF_FOREIGN:
|
return FT_UNKNOWN;
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test_len = 6; /* Probe 6 bytes. */
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test_start = 2; /* Where the record starts. */
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break;
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case FF_NATIVE:
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test_len = 4;
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test_start = 0;
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break;
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default:
|
#if VMS_DEBUG
|
case FF_VAX:
|
vms_debug (2, "file type is module\n");
|
test_len = 0;
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#endif
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test_start = 0;
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break;
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return FT_MODULE;
|
}
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}
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|
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/* Skip odd alignment byte. */
|
#if VMS_DEBUG
|
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vms_debug (2, "file type is unknown\n");
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#endif
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return FT_UNKNOWN;
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}
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|
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/* Implement step #1 of the object record reading procedure.
|
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Return the record type or -1 on failure. */
|
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|
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int
|
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_bfd_vms_get_object_record (bfd *abfd)
|
|
{
|
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unsigned int test_len;
|
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int type;
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|
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#if VMS_DEBUG
|
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vms_debug (8, "_bfd_vms_get_obj_record\n");
|
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#endif
|
|
|
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if (PRIV (is_vax))
|
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test_len = 0;
|
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else
|
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{
|
|
/* See _bfd_vms_get_first_record. */
|
|
test_len = 6;
|
|
|
|
/* Skip odd alignment byte. */
|
if (bfd_tell (abfd) & 1)
|
if (bfd_tell (abfd) & 1)
|
{
|
{
|
if (bfd_bread (PRIV (vms_buf), (bfd_size_type) 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 0;
|
return -1;
|
}
|
}
|
}
|
}
|
|
|
/* Read the record header on Alpha. */
|
/* Read the record header */
|
if ((test_len != 0)
|
if (bfd_bread (PRIV (vms_buf), test_len, abfd) != test_len)
|
&& (bfd_bread (PRIV (vms_buf), (bfd_size_type) test_len, abfd)
|
|
!= (bfd_size_type) test_len))
|
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return -1;
|
}
|
}
|
|
|
/* Check file format on first call. */
|
/* Reset the record pointer. */
|
if (PRIV (file_format) == FF_UNKNOWN)
|
PRIV (vms_rec) = PRIV (vms_buf);
|
{ /* Record length repeats ? */
|
maybe_adjust_record_pointer_for_object (abfd);
|
if (vms_buf[0] == vms_buf[4]
|
|
&& vms_buf[1] == vms_buf[5])
|
|
{
|
|
PRIV (file_format) = FF_FOREIGN; /* Y: foreign environment. */
|
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test_start = 2;
|
|
}
|
}
|
|
|
|
if (vms_get_remaining_object_record (abfd, test_len) <= 0)
|
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return -1;
|
|
|
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if (PRIV (is_vax))
|
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type = PRIV (vms_rec) [0];
|
else
|
else
|
{
|
type = bfd_getl16 (PRIV (vms_rec));
|
PRIV (file_format) = FF_NATIVE; /* N: native environment. */
|
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test_start = 0;
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#if VMS_DEBUG
|
}
|
vms_debug (8, "_bfd_vms_get_obj_record: rec %p, size %d, type %d\n",
|
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PRIV (vms_rec), PRIV (rec_size), type);
|
|
#endif
|
|
|
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return type;
|
}
|
}
|
|
|
|
/* Implement step #2 of the object record reading procedure.
|
|
Return the size of the record or 0 on failure. */
|
|
|
|
static int
|
|
vms_get_remaining_object_record (bfd *abfd, int read_so_far)
|
|
{
|
|
#if VMS_DEBUG
|
|
vms_debug (8, "vms_get_remaining_obj_record\n");
|
|
#endif
|
|
|
if (PRIV (is_vax))
|
if (PRIV (is_vax))
|
{
|
{
|
PRIV (rec_length) = bfd_bread (vms_buf, (bfd_size_type) PRIV (buf_size),
|
if (read_so_far != 0)
|
abfd);
|
abort ();
|
if (PRIV (rec_length) <= 0)
|
|
|
PRIV (rec_size) = bfd_bread (PRIV (vms_buf), PRIV (buf_size), abfd);
|
|
|
|
if (PRIV (rec_size) <= 0)
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
PRIV (vms_rec) = vms_buf;
|
|
|
/* Reset the record pointer. */
|
|
PRIV (vms_rec) = PRIV (vms_buf);
|
}
|
}
|
else
|
else
|
{
|
{
|
/* Alpha. */
|
unsigned int to_read;
|
/* Extract vms record length. */
|
|
|
|
_bfd_vms_get_header_values (abfd, vms_buf + test_start, NULL,
|
/* Extract record size. */
|
& PRIV (rec_length));
|
PRIV (rec_size) = bfd_getl16 (PRIV (vms_rec) + 2);
|
|
|
if (PRIV (rec_length) <= 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_length) > EOBJ_S_C_MAXRECSIZ)
|
|
{
|
{
|
bfd_set_error (bfd_error_file_truncated);
|
bfd_set_error (bfd_error_file_truncated);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Adjust the buffer. */
|
/* Take into account object adjustment. */
|
|
to_read = PRIV (rec_size);
|
|
if (PRIV (file_format) == FF_FOREIGN)
|
|
to_read += VMS_OBJECT_ADJUSTMENT;
|
|
|
if (PRIV (rec_length) > PRIV (buf_size))
|
/* Adjust the buffer. */
|
|
if (to_read > PRIV (buf_size))
|
{
|
{
|
PRIV (vms_buf) = bfd_realloc_or_free (vms_buf,
|
PRIV (vms_buf)
|
(bfd_size_type) PRIV (rec_length));
|
= (unsigned char *) bfd_realloc (PRIV (vms_buf), to_read);
|
vms_buf = PRIV (vms_buf);
|
if (PRIV (vms_buf) == NULL)
|
if (vms_buf == 0)
|
return 0;
|
return -1;
|
PRIV (buf_size) = to_read;
|
PRIV (buf_size) = PRIV (rec_length);
|
|
}
|
}
|
|
|
/* Read the remaining record. */
|
/* Read the remaining record. */
|
remaining = PRIV (rec_length) - test_len + test_start;
|
to_read -= read_so_far;
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (10, "bfd_bread remaining %d\n", remaining);
|
vms_debug (8, "vms_get_remaining_obj_record: to_read %d\n", to_read);
|
#endif
|
#endif
|
if (bfd_bread (vms_buf + test_len, (bfd_size_type) remaining, abfd) !=
|
|
(bfd_size_type) remaining)
|
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;
|
}
|
}
|
PRIV (vms_rec) = vms_buf + test_start;
|
|
|
/* Reset the record pointer. */
|
|
PRIV (vms_rec) = PRIV (vms_buf);
|
|
maybe_adjust_record_pointer_for_object (abfd);
|
}
|
}
|
|
|
#if VMS_DEBUG
|
#if VMS_DEBUG
|
vms_debug (11, "bfd_bread rec_length %d\n", PRIV (rec_length));
|
vms_debug (8, "vms_get_remaining_obj_record: size %d\n", PRIV (rec_size));
|
#endif
|
#endif
|
|
|
return PRIV (rec_length);
|
return PRIV (rec_size);
|
}
|
}
|
|
|
/* Get next vms record from file
|
/* Implement step #2 of the record reading procedure for images.
|
update vms_rec and rec_length to new (remaining) values. */
|
Return the size of the record or 0 on failure. */
|
|
|
int
|
static int
|
_bfd_vms_next_record (bfd * abfd)
|
vms_get_remaining_image_record (bfd *abfd, int read_so_far)
|
{
|
{
|
#if VMS_DEBUG
|
unsigned int to_read;
|
vms_debug (8, "_bfd_vms_next_record (len %d, size %d)\n",
|
int remaining;
|
PRIV (rec_length), PRIV (rec_size));
|
|
#endif
|
|
|
|
if (PRIV (rec_length) > 0)
|
/* Extract record size. */
|
PRIV (vms_rec) += PRIV (rec_size);
|
PRIV (rec_size) = bfd_getl32 (PRIV (vms_rec) + EIHD_S_L_SIZE);
|
else
|
|
|
if (PRIV (rec_size) > PRIV (buf_size))
|
{
|
{
|
if (_bfd_vms_get_record (abfd) <= 0)
|
PRIV (vms_buf) = bfd_realloc (PRIV (vms_buf), PRIV (rec_size));
|
return -1;
|
|
|
if (PRIV (vms_buf) == NULL)
|
|
{
|
|
bfd_set_error (bfd_error_no_memory);
|
|
return 0;
|
}
|
}
|
|
|
if (!PRIV (vms_rec) || !PRIV (vms_buf)
|
PRIV (buf_size) = PRIV (rec_size);
|
|| PRIV (vms_rec) >= (PRIV (vms_buf) + PRIV (buf_size)))
|
}
|
return -1;
|
|
|
|
if (PRIV (is_vax))
|
/* Read the remaining record. */
|
|
remaining = PRIV (rec_size) - read_so_far;
|
|
to_read = MIN (VMS_BLOCK_SIZE - read_so_far, remaining);
|
|
|
|
while (remaining > 0)
|
|
{
|
|
if (bfd_bread (PRIV (vms_buf) + read_so_far, to_read, abfd) != to_read)
|
{
|
{
|
PRIV (rec_type) = *(PRIV (vms_rec));
|
bfd_set_error (bfd_error_file_truncated);
|
PRIV (rec_size) = PRIV (rec_length);
|
return 0;
|
}
|
}
|
else
|
|
_bfd_vms_get_header_values (abfd, PRIV (vms_rec), &PRIV (rec_type),
|
|
&PRIV (rec_size));
|
|
|
|
PRIV (rec_length) -= PRIV (rec_size);
|
read_so_far += to_read;
|
|
remaining -= to_read;
|
|
|
#if VMS_DEBUG
|
/* Eat trailing 0xff's. */
|
vms_debug (8, "_bfd_vms_next_record: rec %p, size %d, length %d, type %d\n",
|
if (remaining > 0)
|
PRIV (vms_rec), PRIV (rec_size), PRIV (rec_length),
|
while (PRIV (vms_buf) [read_so_far - 1] == 0xff)
|
PRIV (rec_type));
|
read_so_far--;
|
#endif
|
|
|
|
return PRIV (rec_type);
|
to_read = MIN (VMS_BLOCK_SIZE, remaining);
|
}
|
}
|
|
|
/* Copy sized string (string with fixed length) to new allocated area
|
/* Reset the record pointer. */
|
size is string length (size of record) */
|
PRIV (vms_rec) = PRIV (vms_buf);
|
|
|
|
return PRIV (rec_size);
|
|
}
|
|
|
|
/* Copy sized string (string with fixed size) to new allocated area
|
|
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);
|
| Line 436... |
Line 550... |
newstr[size] = 0;
|
newstr[size] = 0;
|
|
|
return newstr;
|
return newstr;
|
}
|
}
|
|
|
/* Copy counted string (string with length at first byte) to new allocated area
|
/* Copy counted string (string with size at first byte) to new allocated area
|
ptr points to length 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++;
|
| Line 499... |
Line 613... |
#endif
|
#endif
|
|
|
return value;
|
return value;
|
}
|
}
|
|
|
/* Object file output functions. */
|
|
|
|
/* GAS tends to write sections in little chunks (bfd_set_section_contents)
|
|
which we can't use directly. So we save the little chunks in linked
|
|
lists (one per section) and write them later. */
|
|
|
|
/* Add a new vms_section structure to vms_section_table
|
|
- forward chaining -. */
|
|
|
|
static vms_section *
|
|
add_new_contents (bfd * abfd, sec_ptr section)
|
|
{
|
|
vms_section *sptr, *newptr;
|
|
|
|
sptr = PRIV (vms_section_table)[section->index];
|
|
if (sptr != NULL)
|
|
return sptr;
|
|
|
|
newptr = bfd_alloc (abfd, (bfd_size_type) sizeof (vms_section));
|
|
if (newptr == NULL)
|
|
return NULL;
|
|
newptr->contents = bfd_alloc (abfd, section->size);
|
|
if (newptr->contents == NULL)
|
|
return NULL;
|
|
newptr->offset = 0;
|
|
newptr->size = section->size;
|
|
newptr->next = 0;
|
|
PRIV (vms_section_table)[section->index] = newptr;
|
|
return newptr;
|
|
}
|
|
|
|
/* Save section data & offset to a vms_section structure
|
|
vms_section_table[] holds the vms_section chain. */
|
|
|
|
bfd_boolean
|
|
_bfd_save_vms_section (bfd * abfd,
|
|
sec_ptr section,
|
|
const void * data,
|
|
file_ptr offset,
|
|
bfd_size_type count)
|
|
{
|
|
vms_section *sptr;
|
|
|
|
if (section->index >= VMS_SECTION_COUNT)
|
|
{
|
|
bfd_set_error (bfd_error_nonrepresentable_section);
|
|
return FALSE;
|
|
}
|
|
if (count == (bfd_size_type)0)
|
|
return TRUE;
|
|
sptr = add_new_contents (abfd, section);
|
|
if (sptr == NULL)
|
|
return FALSE;
|
|
memcpy (sptr->contents + offset, data, (size_t) count);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Get vms_section pointer to saved contents for section # index */
|
|
|
|
vms_section *
|
|
_bfd_get_vms_section (bfd * abfd, int index)
|
|
{
|
|
if (index >= VMS_SECTION_COUNT)
|
|
{
|
|
bfd_set_error (bfd_error_nonrepresentable_section);
|
|
return NULL;
|
|
}
|
|
return PRIV (vms_section_table)[index];
|
|
}
|
|
|
|
/* 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)
|
| Line 689... |
Line 732... |
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)
|
{
|
{
|
if (0
|
/* File is open in undefined (UDF) format on VMS, but ultimately will be
|
#ifndef VMS
|
converted to variable length (VAR) format. VAR format has a length
|
/* Write length first, see FF_FOREIGN in the input routines. */
|
word first which must be explicitly output in UDF format. */
|
|| fwrite (PRIV (output_buf) + 2, 2, 1,
|
bfd_bwrite (PRIV (output_buf) + 2, 2, abfd);
|
(FILE *) abfd->iostream) != 1
|
bfd_bwrite (PRIV (output_buf), (size_t) real_size, abfd);
|
#endif
|
|
|| (real_size != 0
|
|
&& fwrite (PRIV (output_buf), (size_t) real_size, 1,
|
|
(FILE *) abfd->iostream) != 1))
|
|
/* FIXME: Return error status. */
|
|
abort ();
|
|
|
|
PRIV (output_size) = 0;
|
PRIV (output_size) = 0;
|
}
|
}
|
else
|
else
|
{
|
{
|
PRIV (output_size) = real_size;
|
PRIV (output_size) = real_size;
|
| Line 873... |
Line 909... |
/* 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)
|
{
|
{
|
long int 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];
|
| Line 946... |
Line 982... |
|
|
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 = bfd_make_section (abfd, BFD_UND_SECTION_NAME);
|
symbol->section = (asection *)(unsigned long)-1;
|
|
|
return symbol;
|
return symbol;
|
}
|
}
|
|
|
/* Allocate and enter a new private symbol. */
|
/* Allocate and enter a new private symbol. */
|
