Subversion Repositories openrisc_2011-10-31

/* NLM (NetWare Loadable Module) swapping routines for BFD.

   Copyright 1993, 2000, 2001, 2005, 2007 Free Software Foundation, Inc.

   Written by Fred Fish @ Cygnus Support, using ELF support as the

   template.

   This file is part of BFD, the Binary File Descriptor library.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,

   MA 02110-1301, USA.  */

/* Although this is a header file, it defines functions.  It is

   included by NLM backends to define swapping functions that vary

   from one NLM to another.  The backend code must arrange for

   Nlm_External_xxxx to be defined appropriately, and can then include

   this file to get the swapping routines.

   At the moment this is only needed for one structure, the fixed NLM

   file header.  */

/* Translate an NLM fixed length file header in external format into an NLM

   file header in internal format.  */

static void

nlm_swap_fixed_header_in (bfd *abfd,

                          void * realsrc,

                          Nlm_Internal_Fixed_Header *dst)

{

  Nlm_External_Fixed_Header *src = (Nlm_External_Fixed_Header *) realsrc;

  memcpy (dst->signature, src->signature, NLM_SIGNATURE_SIZE);

  memcpy (dst->moduleName, src->moduleName, NLM_MODULE_NAME_SIZE);

  dst->version =

    H_GET_32 (abfd, src->version);

  dst->codeImageOffset =

    H_GET_32 (abfd, src->codeImageOffset);

  dst->codeImageSize =

    H_GET_32 (abfd, src->codeImageSize);

  dst->dataImageOffset =

    H_GET_32 (abfd, src->dataImageOffset);

  dst->dataImageSize =

    H_GET_32 (abfd, src->dataImageSize);

  dst->uninitializedDataSize =

    H_GET_32 (abfd, src->uninitializedDataSize);

  dst->customDataOffset =

    H_GET_32 (abfd, src->customDataOffset);

  dst->customDataSize =

    H_GET_32 (abfd, src->customDataSize);

  dst->moduleDependencyOffset =

    H_GET_32 (abfd, src->moduleDependencyOffset);

  dst->numberOfModuleDependencies =

    H_GET_32 (abfd, src->numberOfModuleDependencies);

  dst->relocationFixupOffset =

    H_GET_32 (abfd, src->relocationFixupOffset);

  dst->numberOfRelocationFixups =

    H_GET_32 (abfd, src->numberOfRelocationFixups);

  dst->externalReferencesOffset =

    H_GET_32 (abfd, src->externalReferencesOffset);

  dst->numberOfExternalReferences =

    H_GET_32 (abfd, src->numberOfExternalReferences);

  dst->publicsOffset =

    H_GET_32 (abfd, src->publicsOffset);

  dst->numberOfPublics =

    H_GET_32 (abfd, src->numberOfPublics);

  dst->debugInfoOffset =

    H_GET_32 (abfd, src->debugInfoOffset);

  dst->numberOfDebugRecords =

    H_GET_32 (abfd, src->numberOfDebugRecords);

  dst->codeStartOffset =

    H_GET_32 (abfd, src->codeStartOffset);

  dst->exitProcedureOffset =

    H_GET_32 (abfd, src->exitProcedureOffset);

  dst->checkUnloadProcedureOffset =

    H_GET_32 (abfd, src->checkUnloadProcedureOffset);

  dst->moduleType =

    H_GET_32 (abfd, src->moduleType);

  dst->flags =

    H_GET_32 (abfd, src->flags);

}

/* Translate an NLM fixed length file header in internal format into

   an NLM file header in external format.  */

static void

nlm_swap_fixed_header_out (bfd *abfd,

                           Nlm_Internal_Fixed_Header *src,

                           void * realdst)

{

  Nlm_External_Fixed_Header *dst = (Nlm_External_Fixed_Header *) realdst;

  memset (dst, 0, sizeof *dst);

  memcpy (dst->signature, src->signature, NLM_SIGNATURE_SIZE);

  memcpy (dst->moduleName, src->moduleName, NLM_MODULE_NAME_SIZE);

  H_PUT_32 (abfd, src->version,

            dst->version);

  H_PUT_32 (abfd, src->codeImageOffset,

            dst->codeImageOffset);

  H_PUT_32 (abfd, src->codeImageSize,

            dst->codeImageSize);

  H_PUT_32 (abfd, src->dataImageOffset,

            dst->dataImageOffset);

  H_PUT_32 (abfd, src->dataImageSize,

            dst->dataImageSize);

  H_PUT_32 (abfd, src->uninitializedDataSize,

            dst->uninitializedDataSize);

  H_PUT_32 (abfd, src->customDataOffset,

            dst->customDataOffset);

  H_PUT_32 (abfd, src->customDataSize,

            dst->customDataSize);

  H_PUT_32 (abfd, src->moduleDependencyOffset,

            dst->moduleDependencyOffset);

  H_PUT_32 (abfd, src->numberOfModuleDependencies,

            dst->numberOfModuleDependencies);

  H_PUT_32 (abfd, src->relocationFixupOffset,

            dst->relocationFixupOffset);

  H_PUT_32 (abfd, src->numberOfRelocationFixups,

            dst->numberOfRelocationFixups);

  H_PUT_32 (abfd, src->externalReferencesOffset,

            dst->externalReferencesOffset);

  H_PUT_32 (abfd, src->numberOfExternalReferences,

            dst->numberOfExternalReferences);

  H_PUT_32 (abfd, src->publicsOffset,

            dst->publicsOffset);

  H_PUT_32 (abfd, src->numberOfPublics,

            dst->numberOfPublics);

  H_PUT_32 (abfd, src->debugInfoOffset,

            dst->debugInfoOffset);

  H_PUT_32 (abfd, src->numberOfDebugRecords,

            dst->numberOfDebugRecords);

  H_PUT_32 (abfd, src->codeStartOffset,

            dst->codeStartOffset);

  H_PUT_32 (abfd, src->exitProcedureOffset,

            dst->exitProcedureOffset);

  H_PUT_32 (abfd, src->checkUnloadProcedureOffset,

            dst->checkUnloadProcedureOffset);

  H_PUT_32 (abfd, src->moduleType,

            dst->moduleType);

  H_PUT_32 (abfd, src->flags,

            dst->flags);

}