/* NLM (NetWare Loadable Module) support for BFD.
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/* NLM (NetWare Loadable Module) support for BFD.
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Copyright 1993, 1994, 2003, 2005 Free Software Foundation, Inc.
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Copyright 1993, 1994, 2003, 2005 Free Software Foundation, Inc.
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Written by Fred Fish @ Cygnus Support.
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Written by Fred Fish @ Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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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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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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the Free Software Foundation; either version 2 of the License, or
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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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(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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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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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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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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/* This file is part of NLM support for BFD, and contains the portions
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/* This file is part of NLM support for BFD, and contains the portions
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that describe how NLM is represented internally in the BFD library.
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that describe how NLM is represented internally in the BFD library.
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I.E. it describes the in-memory representation of NLM. It requires
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I.E. it describes the in-memory representation of NLM. It requires
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the nlm/common.h file which contains the portions that are common to
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the nlm/common.h file which contains the portions that are common to
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both the internal and external representations. */
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both the internal and external representations. */
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#if 0
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#if 0
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/* Types used by various structures, functions, etc. */
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/* Types used by various structures, functions, etc. */
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typedef unsigned long Nlm32_Addr; /* Unsigned program address */
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typedef unsigned long Nlm32_Addr; /* Unsigned program address */
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typedef unsigned long Nlm32_Off; /* Unsigned file offset */
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typedef unsigned long Nlm32_Off; /* Unsigned file offset */
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typedef long Nlm32_Sword; /* Signed large integer */
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typedef long Nlm32_Sword; /* Signed large integer */
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typedef unsigned long Nlm32_Word; /* Unsigned large integer */
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typedef unsigned long Nlm32_Word; /* Unsigned large integer */
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typedef unsigned short Nlm32_Half; /* Unsigned medium integer */
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typedef unsigned short Nlm32_Half; /* Unsigned medium integer */
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typedef unsigned char Nlm32_Char; /* Unsigned tiny integer */
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typedef unsigned char Nlm32_Char; /* Unsigned tiny integer */
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#ifdef BFD_HOST_64_BIT
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#ifdef BFD_HOST_64_BIT
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typedef unsigned BFD_HOST_64_BIT Nlm64_Addr;
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typedef unsigned BFD_HOST_64_BIT Nlm64_Addr;
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typedef unsigned BFD_HOST_64_BIT Nlm64_Off;
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typedef unsigned BFD_HOST_64_BIT Nlm64_Off;
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typedef BFD_HOST_64_BIT Nlm64_Sxword;
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typedef BFD_HOST_64_BIT Nlm64_Sxword;
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typedef unsigned BFD_HOST_64_BIT Nlm64_Xword;
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typedef unsigned BFD_HOST_64_BIT Nlm64_Xword;
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#endif
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#endif
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typedef long Nlm64_Sword;
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typedef long Nlm64_Sword;
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typedef unsigned long Nlm64_Word;
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typedef unsigned long Nlm64_Word;
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typedef unsigned short Nlm64_Half;
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typedef unsigned short Nlm64_Half;
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#endif /* 0 */
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#endif /* 0 */
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/* This structure contains the internal form of the portion of the NLM
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/* This structure contains the internal form of the portion of the NLM
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header that is fixed length. */
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header that is fixed length. */
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typedef struct nlm_internal_fixed_header
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typedef struct nlm_internal_fixed_header
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{
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{
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/* The signature field identifies the file as an NLM. It must contain
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/* The signature field identifies the file as an NLM. It must contain
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the signature string, which depends upon the NLM target. */
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the signature string, which depends upon the NLM target. */
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char signature[NLM_SIGNATURE_SIZE];
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char signature[NLM_SIGNATURE_SIZE];
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/* The version of the header. At this time, the highest version number
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/* The version of the header. At this time, the highest version number
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is 4. */
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is 4. */
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long version;
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long version;
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/* The name of the module, which must be a DOS name (1-8 characters followed
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/* The name of the module, which must be a DOS name (1-8 characters followed
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by a period and a 1-3 character extension. The first byte is the byte
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by a period and a 1-3 character extension. The first byte is the byte
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length of the name and the last byte is a null terminator byte. This
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length of the name and the last byte is a null terminator byte. This
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field is fixed length, and any unused bytes should be null bytes. The
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field is fixed length, and any unused bytes should be null bytes. The
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value is set by the OUTPUT keyword to NLMLINK. */
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value is set by the OUTPUT keyword to NLMLINK. */
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char moduleName[NLM_MODULE_NAME_SIZE];
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char moduleName[NLM_MODULE_NAME_SIZE];
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/* The byte offset of the code image from the start of the file. */
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/* The byte offset of the code image from the start of the file. */
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file_ptr codeImageOffset;
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file_ptr codeImageOffset;
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/* The size of the code image, in bytes. */
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/* The size of the code image, in bytes. */
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bfd_size_type codeImageSize;
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bfd_size_type codeImageSize;
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/* The byte offset of the data image from the start of the file. */
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/* The byte offset of the data image from the start of the file. */
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file_ptr dataImageOffset;
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file_ptr dataImageOffset;
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/* The size of the data image, in bytes. */
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/* The size of the data image, in bytes. */
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bfd_size_type dataImageSize;
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bfd_size_type dataImageSize;
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/* The size of the uninitialized data region that the loader is to be
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/* The size of the uninitialized data region that the loader is to be
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allocated at load time. Uninitialized data follows the initialized
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allocated at load time. Uninitialized data follows the initialized
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data in the NLM address space. */
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data in the NLM address space. */
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bfd_size_type uninitializedDataSize;
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bfd_size_type uninitializedDataSize;
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/* The byte offset of the custom data from the start of the file. The
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/* The byte offset of the custom data from the start of the file. The
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custom data is set by the CUSTOM keyword to NLMLINK. */
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custom data is set by the CUSTOM keyword to NLMLINK. */
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file_ptr customDataOffset;
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file_ptr customDataOffset;
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/* The size of the custom data, in bytes. */
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/* The size of the custom data, in bytes. */
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bfd_size_type customDataSize;
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bfd_size_type customDataSize;
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/* The byte offset of the module dependencies from the start of the file.
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/* The byte offset of the module dependencies from the start of the file.
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The module dependencies are determined by the MODULE keyword in
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The module dependencies are determined by the MODULE keyword in
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NLMLINK. */
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NLMLINK. */
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file_ptr moduleDependencyOffset;
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file_ptr moduleDependencyOffset;
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/* The number of module dependencies at the moduleDependencyOffset. */
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/* The number of module dependencies at the moduleDependencyOffset. */
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long numberOfModuleDependencies;
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long numberOfModuleDependencies;
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/* The byte offset of the relocation fixup data from the start of the file */
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/* The byte offset of the relocation fixup data from the start of the file */
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file_ptr relocationFixupOffset;
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file_ptr relocationFixupOffset;
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long numberOfRelocationFixups;
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long numberOfRelocationFixups;
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file_ptr externalReferencesOffset;
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file_ptr externalReferencesOffset;
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long numberOfExternalReferences;
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long numberOfExternalReferences;
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file_ptr publicsOffset;
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file_ptr publicsOffset;
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long numberOfPublics;
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long numberOfPublics;
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file_ptr debugInfoOffset;
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file_ptr debugInfoOffset;
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long numberOfDebugRecords;
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long numberOfDebugRecords;
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file_ptr codeStartOffset;
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file_ptr codeStartOffset;
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file_ptr exitProcedureOffset;
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file_ptr exitProcedureOffset;
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file_ptr checkUnloadProcedureOffset;
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file_ptr checkUnloadProcedureOffset;
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long moduleType;
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long moduleType;
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long flags;
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long flags;
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} Nlm_Internal_Fixed_Header;
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} Nlm_Internal_Fixed_Header;
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#define nlm32_internal_fixed_header nlm_internal_fixed_header
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#define nlm32_internal_fixed_header nlm_internal_fixed_header
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#define Nlm32_Internal_Fixed_Header Nlm_Internal_Fixed_Header
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#define Nlm32_Internal_Fixed_Header Nlm_Internal_Fixed_Header
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#define nlm64_internal_fixed_header nlm_internal_fixed_header
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#define nlm64_internal_fixed_header nlm_internal_fixed_header
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#define Nlm64_Internal_Fixed_Header Nlm_Internal_Fixed_Header
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#define Nlm64_Internal_Fixed_Header Nlm_Internal_Fixed_Header
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/* This structure contains the portions of the NLM header that are either
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/* This structure contains the portions of the NLM header that are either
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variable in size in the external representation, or else are not at a
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variable in size in the external representation, or else are not at a
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fixed offset relative to the start of the NLM header due to preceding
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fixed offset relative to the start of the NLM header due to preceding
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variable sized fields.
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variable sized fields.
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Note that all the fields must exist in the external header, and in
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Note that all the fields must exist in the external header, and in
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the order used here (the same order is used in the internal form
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the order used here (the same order is used in the internal form
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for consistency, not out of necessity). */
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for consistency, not out of necessity). */
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typedef struct nlm_internal_variable_header
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typedef struct nlm_internal_variable_header
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{
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{
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/* The descriptionLength field contains the length of the text in
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/* The descriptionLength field contains the length of the text in
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descriptionText, excluding the null terminator. The descriptionText
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descriptionText, excluding the null terminator. The descriptionText
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field contains the NLM description obtained from the DESCRIPTION
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field contains the NLM description obtained from the DESCRIPTION
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keyword in NLMLINK plus the null byte terminator. The descriptionText
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keyword in NLMLINK plus the null byte terminator. The descriptionText
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can be up to NLM_MAX_DESCRIPTION_LENGTH characters. */
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can be up to NLM_MAX_DESCRIPTION_LENGTH characters. */
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unsigned char descriptionLength;
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unsigned char descriptionLength;
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char descriptionText[NLM_MAX_DESCRIPTION_LENGTH + 1];
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char descriptionText[NLM_MAX_DESCRIPTION_LENGTH + 1];
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/* The stackSize field contains the size of the stack in bytes, as
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/* The stackSize field contains the size of the stack in bytes, as
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specified by the STACK or STACKSIZE keyword in NLMLINK. If no size
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specified by the STACK or STACKSIZE keyword in NLMLINK. If no size
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is specified, the default is NLM_DEFAULT_STACKSIZE. */
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is specified, the default is NLM_DEFAULT_STACKSIZE. */
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long stackSize;
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long stackSize;
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/* The reserved field is included only for completeness. It should contain
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/* The reserved field is included only for completeness. It should contain
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zero. */
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zero. */
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long reserved;
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long reserved;
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/* This field is fixed length, should contain " LONG" (note leading
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/* This field is fixed length, should contain " LONG" (note leading
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space), and is unused. */
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space), and is unused. */
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char oldThreadName[NLM_OLD_THREAD_NAME_LENGTH];
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char oldThreadName[NLM_OLD_THREAD_NAME_LENGTH];
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/* The screenNameLength field contains the length of the actual text stored
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/* The screenNameLength field contains the length of the actual text stored
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in the screenName field, excluding the null byte terminator. The
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in the screenName field, excluding the null byte terminator. The
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screenName field contains the screen name as specified by the SCREENNAME
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screenName field contains the screen name as specified by the SCREENNAME
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keyword in NLMLINK, and can be up to NLM_MAX_SCREEN_NAME_LENGTH
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keyword in NLMLINK, and can be up to NLM_MAX_SCREEN_NAME_LENGTH
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characters. */
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characters. */
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unsigned char screenNameLength;
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unsigned char screenNameLength;
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char screenName[NLM_MAX_SCREEN_NAME_LENGTH + 1];
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char screenName[NLM_MAX_SCREEN_NAME_LENGTH + 1];
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/* The threadNameLength field contains the length of the actual text stored
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/* The threadNameLength field contains the length of the actual text stored
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in the threadName field, excluding the null byte terminator. The
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in the threadName field, excluding the null byte terminator. The
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threadName field contains the thread name as specified by the THREADNAME
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threadName field contains the thread name as specified by the THREADNAME
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keyword in NLMLINK, and can be up to NLM_MAX_THREAD_NAME_LENGTH
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keyword in NLMLINK, and can be up to NLM_MAX_THREAD_NAME_LENGTH
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characters. */
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characters. */
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unsigned char threadNameLength;
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unsigned char threadNameLength;
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char threadName[NLM_MAX_THREAD_NAME_LENGTH + 1];
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char threadName[NLM_MAX_THREAD_NAME_LENGTH + 1];
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} Nlm_Internal_Variable_Header;
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} Nlm_Internal_Variable_Header;
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#define nlm32_internal_variable_header nlm_internal_variable_header
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#define nlm32_internal_variable_header nlm_internal_variable_header
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#define Nlm32_Internal_Variable_Header Nlm_Internal_Variable_Header
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#define Nlm32_Internal_Variable_Header Nlm_Internal_Variable_Header
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#define nlm64_internal_variable_header nlm_internal_variable_header
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#define nlm64_internal_variable_header nlm_internal_variable_header
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#define Nlm64_Internal_Variable_Header Nlm_Internal_Variable_Header
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#define Nlm64_Internal_Variable_Header Nlm_Internal_Variable_Header
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/* The version header is one of the optional auxiliary headers and
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/* The version header is one of the optional auxiliary headers and
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follows the fixed length and variable length NLM headers. */
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follows the fixed length and variable length NLM headers. */
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typedef struct nlm_internal_version_header
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typedef struct nlm_internal_version_header
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{
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{
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/* The header is recognized by "VeRsIoN#" in the stamp field. */
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/* The header is recognized by "VeRsIoN#" in the stamp field. */
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char stamp[8];
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char stamp[8];
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long majorVersion;
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long majorVersion;
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long minorVersion;
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long minorVersion;
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long revision;
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long revision;
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long year;
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long year;
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long month;
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long month;
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long day;
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long day;
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} Nlm_Internal_Version_Header;
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} Nlm_Internal_Version_Header;
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#define nlm32_internal_version_header nlm_internal_version_header
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#define nlm32_internal_version_header nlm_internal_version_header
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#define Nlm32_Internal_Version_Header Nlm_Internal_Version_Header
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#define Nlm32_Internal_Version_Header Nlm_Internal_Version_Header
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#define nlm64_internal_version_header nlm_internal_version_header
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#define nlm64_internal_version_header nlm_internal_version_header
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#define Nlm64_Internal_Version_Header Nlm_Internal_Version_Header
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#define Nlm64_Internal_Version_Header Nlm_Internal_Version_Header
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typedef struct nlm_internal_copyright_header
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typedef struct nlm_internal_copyright_header
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{
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{
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/* The header is recognized by "CoPyRiGhT=" in the stamp field. */
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/* The header is recognized by "CoPyRiGhT=" in the stamp field. */
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char stamp[10];
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char stamp[10];
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unsigned char copyrightMessageLength;
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unsigned char copyrightMessageLength;
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char copyrightMessage[NLM_MAX_COPYRIGHT_MESSAGE_LENGTH];
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char copyrightMessage[NLM_MAX_COPYRIGHT_MESSAGE_LENGTH];
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} Nlm_Internal_Copyright_Header;
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} Nlm_Internal_Copyright_Header;
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#define nlm32_internal_copyright_header nlm_internal_copyright_header
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#define nlm32_internal_copyright_header nlm_internal_copyright_header
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#define Nlm32_Internal_Copyright_Header Nlm_Internal_Copyright_Header
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#define Nlm32_Internal_Copyright_Header Nlm_Internal_Copyright_Header
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#define nlm64_internal_copyright_header nlm_internal_copyright_header
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#define nlm64_internal_copyright_header nlm_internal_copyright_header
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#define Nlm64_Internal_Copyright_Header Nlm_Internal_Copyright_Header
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#define Nlm64_Internal_Copyright_Header Nlm_Internal_Copyright_Header
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typedef struct nlm_internal_extended_header
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typedef struct nlm_internal_extended_header
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{
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{
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/* The header is recognized by "MeSsAgEs" in the stamp field. */
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/* The header is recognized by "MeSsAgEs" in the stamp field. */
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char stamp[8];
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char stamp[8];
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long languageID;
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long languageID;
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file_ptr messageFileOffset;
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file_ptr messageFileOffset;
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bfd_size_type messageFileLength;
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bfd_size_type messageFileLength;
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long messageCount;
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long messageCount;
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file_ptr helpFileOffset;
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file_ptr helpFileOffset;
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bfd_size_type helpFileLength;
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bfd_size_type helpFileLength;
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file_ptr RPCDataOffset;
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file_ptr RPCDataOffset;
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bfd_size_type RPCDataLength;
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bfd_size_type RPCDataLength;
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file_ptr sharedCodeOffset;
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file_ptr sharedCodeOffset;
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bfd_size_type sharedCodeLength;
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bfd_size_type sharedCodeLength;
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file_ptr sharedDataOffset;
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file_ptr sharedDataOffset;
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bfd_size_type sharedDataLength;
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bfd_size_type sharedDataLength;
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file_ptr sharedRelocationFixupOffset;
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file_ptr sharedRelocationFixupOffset;
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long sharedRelocationFixupCount;
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long sharedRelocationFixupCount;
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file_ptr sharedExternalReferenceOffset;
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file_ptr sharedExternalReferenceOffset;
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long sharedExternalReferenceCount;
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long sharedExternalReferenceCount;
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file_ptr sharedPublicsOffset;
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file_ptr sharedPublicsOffset;
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long sharedPublicsCount;
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long sharedPublicsCount;
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file_ptr sharedDebugRecordOffset;
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file_ptr sharedDebugRecordOffset;
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long sharedDebugRecordCount;
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long sharedDebugRecordCount;
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bfd_vma SharedInitializationOffset;
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bfd_vma SharedInitializationOffset;
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bfd_vma SharedExitProcedureOffset;
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bfd_vma SharedExitProcedureOffset;
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long productID;
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long productID;
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long reserved0;
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long reserved0;
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long reserved1;
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long reserved1;
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long reserved2;
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long reserved2;
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long reserved3;
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long reserved3;
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long reserved4;
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long reserved4;
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long reserved5;
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long reserved5;
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} Nlm_Internal_Extended_Header;
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} Nlm_Internal_Extended_Header;
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#define nlm32_internal_extended_header nlm_internal_extended_header
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#define nlm32_internal_extended_header nlm_internal_extended_header
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#define Nlm32_Internal_Extended_Header Nlm_Internal_Extended_Header
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#define Nlm32_Internal_Extended_Header Nlm_Internal_Extended_Header
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#define nlm64_internal_extended_header nlm_internal_extended_header
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#define nlm64_internal_extended_header nlm_internal_extended_header
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#define Nlm64_Internal_Extended_Header Nlm_Internal_Extended_Header
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#define Nlm64_Internal_Extended_Header Nlm_Internal_Extended_Header
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/* The format of a custom header as stored internally is different
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/* The format of a custom header as stored internally is different
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from the external format. This is how we store a custom header
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from the external format. This is how we store a custom header
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which we do not recognize. */
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which we do not recognize. */
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typedef struct nlm_internal_custom_header
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typedef struct nlm_internal_custom_header
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{
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{
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/* The header is recognized by "CuStHeAd" in the stamp field. */
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/* The header is recognized by "CuStHeAd" in the stamp field. */
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char stamp[8];
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char stamp[8];
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bfd_size_type hdrLength;
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bfd_size_type hdrLength;
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file_ptr dataOffset;
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file_ptr dataOffset;
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bfd_size_type dataLength;
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bfd_size_type dataLength;
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char dataStamp[8];
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char dataStamp[8];
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void *hdr;
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void *hdr;
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} Nlm_Internal_Custom_Header;
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} Nlm_Internal_Custom_Header;
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#define nlm32_internal_custom_header nlm_internal_custom_header
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#define nlm32_internal_custom_header nlm_internal_custom_header
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#define Nlm32_Internal_Custom_Header Nlm_Internal_Custom_Header
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#define Nlm32_Internal_Custom_Header Nlm_Internal_Custom_Header
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#define nlm64_internal_custom_header nlm_internal_custom_header
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#define nlm64_internal_custom_header nlm_internal_custom_header
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#define Nlm64_Internal_Custom_Header Nlm_Internal_Custom_Header
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#define Nlm64_Internal_Custom_Header Nlm_Internal_Custom_Header
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/* The internal Cygnus header is written out externally as a custom
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/* The internal Cygnus header is written out externally as a custom
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header. We don't try to replicate that structure here. */
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header. We don't try to replicate that structure here. */
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typedef struct nlm_internal_cygnus_ext_header
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typedef struct nlm_internal_cygnus_ext_header
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{
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{
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/* The header is recognized by "CyGnUsEx" in the stamp field. */
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/* The header is recognized by "CyGnUsEx" in the stamp field. */
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char stamp[8];
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char stamp[8];
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/* File location of debugging information. */
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/* File location of debugging information. */
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file_ptr offset;
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file_ptr offset;
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/* Length of debugging information. */
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/* Length of debugging information. */
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bfd_size_type length;
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bfd_size_type length;
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} Nlm_Internal_Cygnus_Ext_Header;
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} Nlm_Internal_Cygnus_Ext_Header;
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#define nlm32_internal_cygnus_ext_header nlm_internal_cygnus_ext_header
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#define nlm32_internal_cygnus_ext_header nlm_internal_cygnus_ext_header
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#define Nlm32_Internal_Cygnus_Ext_Header Nlm_Internal_Cygnus_Ext_Header
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#define Nlm32_Internal_Cygnus_Ext_Header Nlm_Internal_Cygnus_Ext_Header
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#define nlm64_internal_cygnus_ext_header nlm_internal_cygnus_ext_header
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#define nlm64_internal_cygnus_ext_header nlm_internal_cygnus_ext_header
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#define Nlm64_Internal_Cygnus_Ext_Header Nlm_Internal_Cygnus_Ext_Header
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#define Nlm64_Internal_Cygnus_Ext_Header Nlm_Internal_Cygnus_Ext_Header
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