From 2d996e5dc9674d74130ed76c8c10772c0ee6239b Mon Sep 17 00:00:00 2001
From: John Gilmore <gnu@cygnus>
Date: Tue, 1 Oct 1991 19:26:34 +0000
Subject: [PATCH] Initial revision
---
bfd/hosts/amix.h | 61 ++++++++++++++++++++
include/elf-common.h | 128 +++++++++++++++++++++++++++++++++++++++++
include/elf-external.h | 87 ++++++++++++++++++++++++++++
include/elf-internal.h | 98 +++++++++++++++++++++++++++++++
4 files changed, 374 insertions(+)
create mode 100644 bfd/hosts/amix.h
create mode 100755 include/elf-common.h
create mode 100755 include/elf-external.h
create mode 100755 include/elf-internal.h
diff --git a/bfd/hosts/amix.h b/bfd/hosts/amix.h
new file mode 100644
index 0000000000..30a0cf1ac0
--- /dev/null
+++ b/bfd/hosts/amix.h
@@ -0,0 +1,61 @@
+/* Not sure why this is needed -- Fred Fish put it in */
+#define USG
+
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <ctype.h>
+#include <string.h>
+#include <sys/file.h>
+
+#ifndef O_ACCMODE
+#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
+#endif
+#define SEEK_SET 0
+#define SEEK_CUR 1
+
+extern PROTO(int, abort,(void));
+extern PROTO(int, close,(int));
+extern PROTO(void, exit,(int));
+extern PROTO(int, fclose,(FILE*));
+extern PROTO(int, free,(PTR));
+extern PROTO(int, fseek,(FILE*, long, int));
+extern PROTO(int, getgid,());
+extern PROTO(int, getuid,());
+extern PROTO(PTR, malloc,(unsigned));
+extern PROTO(void, perror,(CONST char *));
+extern PROTO(int, qsort,(void *data,int els, int siz, int func()));
+extern PROTO(PTR, realloc, (PTR, unsigned));
+
+extern char *getenv();
+extern int chmod();
+extern int fstat();
+extern int stat();
+extern int strtol();
+
+extern char *ctime();
+extern int _flsbuf();
+extern int fclose();
+extern int utimes();
+extern int vfprintf();
+extern long atol();
+extern int fputc();
+extern int unlink();
+
+/* EXACT TYPES */
+typedef char int8e_type;
+typedef unsigned char uint8e_type;
+typedef short int16e_type;
+typedef unsigned short uint16e_type;
+typedef int int32e_type;
+typedef unsigned int uint32e_type;
+
+/* CORRECT SIZE OR GREATER */
+typedef char int8_type;
+typedef unsigned char uint8_type;
+typedef short int16_type;
+typedef unsigned short uint16_type;
+typedef int int32_type;
+typedef unsigned int uint32_type;
diff --git a/include/elf-common.h b/include/elf-common.h
new file mode 100755
index 0000000000..4544debbd7
--- /dev/null
+++ b/include/elf-common.h
@@ -0,0 +1,128 @@
+/* ELF support for BFD.
+ Copyright (C) 1991 Free Software Foundation, Inc.
+
+ Written by Fred Fish @ Cygnus Support, from information published
+ in "UNIX System V Release 4, Programmers Guide: ANSI C and
+ Programming Support Tools".
+
+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. */
+
+
+/* This file is part of ELF support for BFD, and contains the portions
+ that are common to both the internal and external representations.
+ For example, ELFMAG0 is the byte 0x7F in both the internal (in-memory)
+ and external (in-file) representations. */
+
+
+/* Fields in e_ident[] */
+
+#define EI_MAG0 0 /* File identification byte 0 index */
+#define ELFMAG0 0x7F /* Magic number byte 0 */
+
+#define EI_MAG1 1 /* File identification byte 1 index */
+#define ELFMAG1 'E' /* Magic number byte 1 */
+
+#define EI_MAG2 2 /* File identification byte 2 index */
+#define ELFMAG2 'L' /* Magic number byte 2 */
+
+#define EI_MAG3 3 /* File identification byte 3 index */
+#define ELFMAG3 'F' /* Magic number byte 3 */
+
+#define EI_CLASS 4 /* File class */
+#define ELFCLASSNONE 0 /* Invalid class */
+#define ELFCLASS32 1 /* 32-bit objects */
+#define ELFCLASS64 2 /* 64-bit objects */
+
+#define EI_DATA 5 /* Data encoding */
+#define ELFDATANONE 0 /* Invalid data encoding */
+#define ELFDATA2LSB 1 /* 2's complement, little endian */
+#define ELFDATA2MSB 2 /* 2's complement, big endian */
+
+#define EI_VERSION 6 /* File version */
+
+#define EI_PAD 7 /* Start of padding bytes */
+
+
+/* Values for e_type, which identifies the object file type */
+
+#define ET_NONE 0 /* No file type */
+#define ET_REL 1 /* Relocatable file */
+#define ET_EXEC 2 /* Executable file */
+#define ET_DYN 3 /* Shared object file */
+#define ET_CORE 4 /* Core file */
+#define ET_LOPROC 0xFF00 /* Processor-specific */
+#define ET_HIPROC 0xFFFF /* Processor-specific */
+
+/* Values for e_machine, which identifies the architecture */
+
+#define EM_NONE 0 /* No machine */
+#define EM_M32 1 /* AT&T WE 32100 */
+#define EM_SPARC 2 /* SUN SPARC */
+#define EM_386 3 /* Intel 80386 */
+#define EM_68K 4 /* Motorola m68k family */
+#define EM_88K 5 /* Motorola m88k family */
+#define EM_860 6 /* Intel 80860 */
+
+/* Values for e_version */
+
+#define EV_NONE 0 /* Invalid ELF version */
+#define EV_CURRENT 1 /* Current version */
+
+/* Values for program header, p_type field */
+
+#define PT_NULL 0 /* Program header table entry unused */
+#define PT_LOAD 1 /* Loadable program segment */
+#define PT_DYNAMIC 2 /* Dynamic linking information */
+#define PT_INTERP 3 /* Program interpreter */
+#define PT_NOTE 4 /* Auxiliary information */
+#define PT_SHLIB 5 /* Reserved, unspecified semantics */
+#define PT_PHDR 6 /* Entry for header table itself */
+#define PT_LOPROC 0x70000000 /* Processor-specific */
+#define PT_HIPROC 0x7FFFFFFF /* Processor-specific */
+
+/* Program segment permissions, in program header p_flags field */
+
+#define PF_X (1 << 0) /* Segment is executable */
+#define PF_W (1 << 1) /* Segment is writable */
+#define PF_R (1 << 2) /* Segment is readable */
+#define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */
+
+/* Values for section header, sh_type field */
+
+#define SHT_NULL 0 /* Section header table entry unused */
+#define SHT_PROGBITS 1 /* Program specific (private) data */
+#define SHT_SYMTAB 2 /* Link editing symbol table */
+#define SHT_STRTAB 3 /* A string table */
+#define SHT_RELA 4 /* Relocation entries with addends */
+#define SHT_HASH 5 /* A symbol hash table */
+#define SHT_DYNAMIC 6 /* Information for dynamic linking */
+#define SHT_NOTE 7 /* Information that marks file */
+#define SHT_NOBITS 8 /* Section occupies no space in file */
+#define SHT_REL 9 /* Relocation entries, no addends */
+#define SHT_SHLIB 10 /* Reserved, unspecified semantics */
+#define SHT_DYNSYM 11 /* Dynamic linking symbol table */
+#define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */
+#define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
+#define SHT_LOUSER 0x80000000 /* Application-specific semantics */
+#define SHT_HIUSER 0x8FFFFFFF /* Application-specific semantics */
+
+/* Values for section header, sh_flags field */
+
+#define SHF_WRITE (1 << 0) /* Writable data during execution */
+#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
+#define SHF_EXECINSTR (1 << 2) /* Executable machine instructions */
+#define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */
diff --git a/include/elf-external.h b/include/elf-external.h
new file mode 100755
index 0000000000..2a95f26cd8
--- /dev/null
+++ b/include/elf-external.h
@@ -0,0 +1,87 @@
+/* ELF support for BFD.
+ Copyright (C) 1991 Free Software Foundation, Inc.
+
+ Written by Fred Fish @ Cygnus Support, from information published
+ in "UNIX System V Release 4, Programmers Guide: ANSI C and
+ Programming Support Tools".
+
+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. */
+
+
+/* This file is part of ELF support for BFD, and contains the portions
+ that describe how ELF is represented externally by the BFD library.
+ I.E. it describes the in-file representation of ELF. It requires
+ the elf-common.h file which contains the portions that are common to
+ both the internal and external representations. */
+
+/* ELF Header (32-bit implementations) */
+
+typedef struct {
+ unsigned char e_ident[16]; /* ELF "magic number" */
+ unsigned char e_type[2]; /* Identifies object file type */
+ unsigned char e_machine[2]; /* Specifies required architecture */
+ unsigned char e_version[4]; /* Identifies object file version */
+ unsigned char e_entry[4]; /* Entry point virtual address */
+ unsigned char e_phoff[4]; /* Program header table file offset */
+ unsigned char e_shoff[4]; /* Section header table file offset */
+ unsigned char e_flags[4]; /* Processor-specific flags */
+ unsigned char e_ehsize[2]; /* ELF header size in bytes */
+ unsigned char e_phentsize[2]; /* Program header table entry size */
+ unsigned char e_phnum[2]; /* Program header table entry count */
+ unsigned char e_shentsize[2]; /* Section header table entry size */
+ unsigned char e_shnum[2]; /* Section header table entry count */
+ unsigned char e_shstrndx[2]; /* Section header string table index */
+} Elf_External_Ehdr;
+
+/* Program header */
+
+typedef struct {
+ unsigned char p_type[4]; /* Identifies program segment type */
+ unsigned char p_offset[4]; /* Segment file offset */
+ unsigned char p_vaddr[4]; /* Segment virtual address */
+ unsigned char p_paddr[4]; /* Segment physical address */
+ unsigned char p_filesz[4]; /* Segment size in file */
+ unsigned char p_memsz[4]; /* Segment size in memory */
+ unsigned char p_flags[4]; /* Segment flags */
+ unsigned char p_align[4]; /* Segment alignment, file & memory */
+} Elf_External_Phdr;
+
+/* Section header */
+
+typedef struct {
+ unsigned char sh_name[4]; /* Section name, index in string tbl */
+ unsigned char sh_type[4]; /* Type of section */
+ unsigned char sh_flags[4]; /* Miscellaneous section attributes */
+ unsigned char sh_addr[4]; /* Section virtual addr at execution */
+ unsigned char sh_offset[4]; /* Section file offset */
+ unsigned char sh_size[4]; /* Size of section in bytes */
+ unsigned char sh_link[4]; /* Index of another section */
+ unsigned char sh_info[4]; /* Additional section information */
+ unsigned char sh_addralign[4]; /* Section alignment */
+ unsigned char sh_entsize[4]; /* Entry size if section holds table */
+} Elf_External_Shdr;
+
+/* Symbol table entry */
+
+typedef struct {
+ unsigned char st_name[4]; /* Symbol name, index in string tbl */
+ unsigned char st_value[4]; /* Value of the symbol */
+ unsigned char st_size[4]; /* Associated symbol size */
+ unsigned char st_info[1]; /* Type and binding attributes */
+ unsigned char st_other[1]; /* No defined meaning, 0 */
+ unsigned char st_shndx[2]; /* Associated section index */
+} Elf_External_Sym;
diff --git a/include/elf-internal.h b/include/elf-internal.h
new file mode 100755
index 0000000000..bf5133902b
--- /dev/null
+++ b/include/elf-internal.h
@@ -0,0 +1,98 @@
+/* ELF support for BFD.
+ Copyright (C) 1991 Free Software Foundation, Inc.
+
+ Written by Fred Fish @ Cygnus Support, from information published
+ in "UNIX System V Release 4, Programmers Guide: ANSI C and
+ Programming Support Tools".
+
+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. */
+
+
+/* This file is part of ELF support for BFD, and contains the portions
+ that describe how ELF is represented internally in the BFD library.
+ I.E. it describes the in-memory representation of ELF. It requires
+ the elf-common.h file which contains the portions that are common to
+ both the internal and external representations. */
+
+/* Types used by various structures, functions, etc. */
+
+typedef unsigned long Elf_Addr; /* Unsigned program address */
+typedef unsigned long Elf_Off; /* Unsigned file offset */
+typedef long Elf_Sword; /* Signed large integer */
+typedef unsigned long Elf_Word; /* Unsigned large integer */
+typedef unsigned short Elf_Half; /* Unsigned medium integer */
+typedef unsigned char Elf_Char; /* Unsigned tiny integer */
+
+/* ELF Header */
+
+#define EI_NIDENT 16 /* Size of e_ident[] */
+
+typedef struct {
+ unsigned char e_ident[EI_NIDENT]; /* ELF "magic number" */
+ Elf_Half e_type; /* Identifies object file type */
+ Elf_Half e_machine; /* Specifies required architecture */
+ Elf_Word e_version; /* Identifies object file version */
+ Elf_Addr e_entry; /* Entry point virtual address */
+ Elf_Off e_phoff; /* Program header table file offset */
+ Elf_Off e_shoff; /* Section header table file offset */
+ Elf_Word e_flags; /* Processor-specific flags */
+ Elf_Half e_ehsize; /* ELF header size in bytes */
+ Elf_Half e_phentsize; /* Program header table entry size */
+ Elf_Half e_phnum; /* Program header table entry count */
+ Elf_Half e_shentsize; /* Section header table entry size */
+ Elf_Half e_shnum; /* Section header table entry count */
+ Elf_Half e_shstrndx; /* Section header string table index */
+} Elf_Internal_Ehdr;
+
+/* Program header */
+
+typedef struct {
+ Elf_Word p_type; /* Identifies program segment type */
+ Elf_Off p_offset; /* Segment file offset */
+ Elf_Addr p_vaddr; /* Segment virtual address */
+ Elf_Addr p_paddr; /* Segment physical address */
+ Elf_Word p_filesz; /* Segment size in file */
+ Elf_Word p_memsz; /* Segment size in memory */
+ Elf_Word p_flags; /* Segment flags */
+ Elf_Word p_align; /* Segment alignment, file & memory */
+} Elf_Internal_Phdr;
+
+/* Section header */
+
+typedef struct {
+ Elf_Word sh_name; /* Section name, index in string tbl */
+ Elf_Word sh_type; /* Type of section */
+ Elf_Word sh_flags; /* Miscellaneous section attributes */
+ Elf_Addr sh_addr; /* Section virtual addr at execution */
+ Elf_Off sh_offset; /* Section file offset */
+ Elf_Word sh_size; /* Size of section in bytes */
+ Elf_Word sh_link; /* Index of another section */
+ Elf_Word sh_info; /* Additional section information */
+ Elf_Word sh_addralign; /* Section alignment */
+ Elf_Word sh_entsize; /* Entry size if section holds table */
+} Elf_Internal_Shdr;
+
+/* Symbol table entry */
+
+typedef struct {
+ Elf_Word st_name; /* Symbol name, index in string tbl */
+ Elf_Addr st_value; /* Value of the symbol */
+ Elf_Word st_size; /* Associated symbol size */
+ Elf_Char st_info; /* Type and binding attributes */
+ Elf_Char st_other; /* No defined meaning, 0 */
+ Elf_Half st_shndx; /* Associated section index */
+} Elf_Internal_Sym;