Support for PowerPC NetWare. Sanitization to follow.

1 files changed, 156 insertions, 0 deletions

diff --git a/include/nlm/ppc-ext.h b/include/nlm/ppc-ext.h
new file mode 100644
index 0000000..d021f67
--- /dev/null
+++ b/include/nlm/ppc-ext.h
@@ -0,0 +1,156 @@
+/* PowerPC NLM (NetWare Loadable Module) support for BFD.
+   Copyright (C) 1994 Free Software Foundation, Inc.
+
+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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* A PowerPC NLM starts with an instance of this structure.  */
+
+struct nlm32_powerpc_external_prefix_header
+{
+  /* Signature.  Must be "AppleNLM".  */
+  char signature[8];
+  /* Version number.  Current value is 1.  */
+  unsigned char headerVersion[4];
+  /* ??.  Should be set to 0.  */
+  unsigned char origins[4];
+  /* File creation date in standard Unix time format (seconds since
+     1/1/70).  */
+  unsigned char date[4];
+};
+
+#define NLM32_POWERPC_SIGNATURE "AppleNLM"
+#define NLM32_POWERPC_HEADER_VERSION 1
+
+/* The external format of a PowerPC NLM reloc.  This is the same as an
+   XCOFF dynamic reloc.  */
+
+struct nlm32_powerpc_external_reloc
+{
+  /* Address.  */
+  unsigned char l_vaddr[4];
+  /* Symbol table index.  This is 0 for .text and 1 for .data.  2
+     means .bss, but I don't know if it is used.  In XCOFF, larger
+     numbers are indices into the dynamic symbol table, but they are
+     presumably not used in an NLM.  */
+  unsigned char l_symndx[4];
+  /* Relocation type.  */
+  unsigned char l_rtype[2];
+  /* Section number being relocated.  */
+  unsigned char l_rsecnm[2];
+};
+
+/* The external format of the fixed header.  */
+
+typedef struct nlm32_powerpc_external_fixed_header
+{
+
+  /* The signature field identifies the file as an NLM.  It must contain
+     the signature string, which depends upon the NLM target. */
+
+  unsigned char signature[24];
+
+  /* The version of the header.  At this time, the highest version number
+     is 4. */
+
+  unsigned char version[4];
+
+  /* The name of the module, which must be a DOS name (1-8 characters followed
+     by a period and a 1-3 character extension).  The first byte is the byte
+     length of the name and the last byte is a null terminator byte.  This
+     field is fixed length, and any unused bytes should be null bytes.  The
+     value is set by the OUTPUT keyword to NLMLINK. */
+
+  unsigned char moduleName[14];
+
+  /* Padding to make it come out correct. */
+
+  unsigned char pad1[2];
+
+  /* The byte offset of the code image from the start of the file. */
+
+  unsigned char codeImageOffset[4];
+
+  /* The size of the code image, in bytes. */
+
+  unsigned char codeImageSize[4];
+
+  /* The byte offset of the data image from the start of the file. */
+
+  unsigned char dataImageOffset[4];
+
+  /* The size of the data image, in bytes. */
+
+  unsigned char dataImageSize[4];
+
+  /* The size of the uninitialized data region that the loader is to be
+     allocated at load time.  Uninitialized data follows the initialized
+     data in the NLM address space. */
+
+  unsigned char uninitializedDataSize[4];
+
+  /* The byte offset of the custom data from the start of the file.  The
+     custom data is set by the CUSTOM keyword to NLMLINK.  It is possible
+     for this to be EOF if there is no custom data. */
+
+  unsigned char customDataOffset[4];
+
+  /* The size of the custom data, in bytes. */
+
+  unsigned char customDataSize[4];
+
+  /* The byte offset of the module dependencies from the start of the file.
+     The module dependencies are determined by the MODULE keyword in
+     NLMLINK. */
+
+  unsigned char moduleDependencyOffset[4];
+
+  /* The number of module dependencies at the moduleDependencyOffset. */
+
+  unsigned char numberOfModuleDependencies[4];
+
+  /* The byte offset of the relocation fixup data from the start of the file */
+     
+  unsigned char relocationFixupOffset[4];
+
+  unsigned char numberOfRelocationFixups[4];
+
+  unsigned char externalReferencesOffset[4];
+
+  unsigned char numberOfExternalReferences[4];
+
+  unsigned char publicsOffset[4];
+
+  unsigned char numberOfPublics[4];
+
+  /* The byte offset of the internal debug info from the start of the file.
+     It is possible for this to be EOF if there is no debug info. */
+
+  unsigned char debugInfoOffset[4];
+
+  unsigned char numberOfDebugRecords[4];
+
+  unsigned char codeStartOffset[4];
+
+  unsigned char exitProcedureOffset[4];
+
+  unsigned char checkUnloadProcedureOffset[4];
+
+  unsigned char moduleType[4];
+
+  unsigned char flags[4];
+
+} Nlm32_powerpc_External_Fixed_Header;