158 lines
6.6 KiB
C
158 lines
6.6 KiB
C
/* NLM (NetWare Loadable Module) swapping routines for BFD.
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Copyright 1993, 2000 Free Software Foundation, Inc.
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Written by Fred Fish @ Cygnus Support, using ELF support as the
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template.
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This file is part of BFD, the Binary File Descriptor library.
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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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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* Although this is a header file, it defines functions. It is
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included by NLM backends to define swapping functions that vary
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from one NLM to another. The backend code must arrange for
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Nlm_External_xxxx to be defined appropriately, and can then include
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this file to get the swapping routines.
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At the moment this is only needed for one structure, the fixed NLM
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file header. */
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static void nlm_swap_fixed_header_in PARAMS ((bfd *, PTR,
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Nlm_Internal_Fixed_Header *));
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static void nlm_swap_fixed_header_out PARAMS ((bfd *,
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Nlm_Internal_Fixed_Header *,
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PTR));
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/* Translate an NLM fixed length file header in external format into an NLM
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file header in internal format. */
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static void
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nlm_swap_fixed_header_in (abfd, realsrc, dst)
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bfd *abfd;
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PTR realsrc;
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Nlm_Internal_Fixed_Header *dst;
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{
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Nlm_External_Fixed_Header *src = (Nlm_External_Fixed_Header *) realsrc;
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memcpy (dst->signature, src->signature, NLM_SIGNATURE_SIZE);
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memcpy (dst->moduleName, src->moduleName, NLM_MODULE_NAME_SIZE);
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dst->version =
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bfd_h_get_32 (abfd, (bfd_byte *) src->version);
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dst->codeImageOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->codeImageOffset);
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dst->codeImageSize =
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bfd_h_get_32 (abfd, (bfd_byte *) src->codeImageSize);
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dst->dataImageOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->dataImageOffset);
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dst->dataImageSize =
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bfd_h_get_32 (abfd, (bfd_byte *) src->dataImageSize);
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dst->uninitializedDataSize =
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bfd_h_get_32 (abfd, (bfd_byte *) src->uninitializedDataSize);
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dst->customDataOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->customDataOffset);
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dst->customDataSize =
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bfd_h_get_32 (abfd, (bfd_byte *) src->customDataSize);
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dst->moduleDependencyOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->moduleDependencyOffset);
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dst->numberOfModuleDependencies =
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bfd_h_get_32 (abfd, (bfd_byte *) src->numberOfModuleDependencies);
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dst->relocationFixupOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->relocationFixupOffset);
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dst->numberOfRelocationFixups =
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bfd_h_get_32 (abfd, (bfd_byte *) src->numberOfRelocationFixups);
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dst->externalReferencesOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->externalReferencesOffset);
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dst->numberOfExternalReferences =
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bfd_h_get_32 (abfd, (bfd_byte *) src->numberOfExternalReferences);
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dst->publicsOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->publicsOffset);
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dst->numberOfPublics =
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bfd_h_get_32 (abfd, (bfd_byte *) src->numberOfPublics);
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dst->debugInfoOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->debugInfoOffset);
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dst->numberOfDebugRecords =
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bfd_h_get_32 (abfd, (bfd_byte *) src->numberOfDebugRecords);
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dst->codeStartOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->codeStartOffset);
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dst->exitProcedureOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->exitProcedureOffset);
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dst->checkUnloadProcedureOffset =
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bfd_h_get_32 (abfd, (bfd_byte *) src->checkUnloadProcedureOffset);
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dst->moduleType =
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bfd_h_get_32 (abfd, (bfd_byte *) src->moduleType);
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dst->flags =
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bfd_h_get_32 (abfd, (bfd_byte *) src->flags);
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}
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/* Translate an NLM fixed length file header in internal format into
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an NLM file header in external format. */
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static void
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nlm_swap_fixed_header_out (abfd, src, realdst)
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bfd *abfd;
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Nlm_Internal_Fixed_Header *src;
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PTR realdst;
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{
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Nlm_External_Fixed_Header *dst = (Nlm_External_Fixed_Header *) realdst;
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memset (dst, 0, sizeof *dst);
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memcpy (dst->signature, src->signature, NLM_SIGNATURE_SIZE);
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memcpy (dst->moduleName, src->moduleName, NLM_MODULE_NAME_SIZE);
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bfd_h_put_32 (abfd, (bfd_vma) src->version,
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(bfd_byte *) dst->version);
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bfd_h_put_32 (abfd, (bfd_vma) src->codeImageOffset,
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(bfd_byte *) dst->codeImageOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->codeImageSize,
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(bfd_byte *) dst->codeImageSize);
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bfd_h_put_32 (abfd, (bfd_vma) src->dataImageOffset,
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(bfd_byte *) dst->dataImageOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->dataImageSize,
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(bfd_byte *) dst->dataImageSize);
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bfd_h_put_32 (abfd, (bfd_vma) src->uninitializedDataSize,
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(bfd_byte *) dst->uninitializedDataSize);
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bfd_h_put_32 (abfd, (bfd_vma) src->customDataOffset,
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(bfd_byte *) dst->customDataOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->customDataSize,
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(bfd_byte *) dst->customDataSize);
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bfd_h_put_32 (abfd, (bfd_vma) src->moduleDependencyOffset,
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(bfd_byte *) dst->moduleDependencyOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->numberOfModuleDependencies,
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(bfd_byte *) dst->numberOfModuleDependencies);
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bfd_h_put_32 (abfd, (bfd_vma) src->relocationFixupOffset,
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(bfd_byte *) dst->relocationFixupOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->numberOfRelocationFixups,
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(bfd_byte *) dst->numberOfRelocationFixups);
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bfd_h_put_32 (abfd, (bfd_vma) src->externalReferencesOffset,
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(bfd_byte *) dst->externalReferencesOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->numberOfExternalReferences,
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(bfd_byte *) dst->numberOfExternalReferences);
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bfd_h_put_32 (abfd, (bfd_vma) src->publicsOffset,
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(bfd_byte *) dst->publicsOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->numberOfPublics,
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(bfd_byte *) dst->numberOfPublics);
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bfd_h_put_32 (abfd, (bfd_vma) src->debugInfoOffset,
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(bfd_byte *) dst->debugInfoOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->numberOfDebugRecords,
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(bfd_byte *) dst->numberOfDebugRecords);
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bfd_h_put_32 (abfd, (bfd_vma) src->codeStartOffset,
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(bfd_byte *) dst->codeStartOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->exitProcedureOffset,
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(bfd_byte *) dst->exitProcedureOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->checkUnloadProcedureOffset,
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(bfd_byte *) dst->checkUnloadProcedureOffset);
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bfd_h_put_32 (abfd, (bfd_vma) src->moduleType,
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(bfd_byte *) dst->moduleType);
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bfd_h_put_32 (abfd, (bfd_vma) src->flags,
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(bfd_byte *) dst->flags);
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}
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