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source: vbox/trunk/include/iprt/formats/elf-amd64.h@ 103224

Last change on this file since 103224 was 76585, checked in by vboxsync, 6 years ago

*: scm --fix-header-guard-endif

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id Revision
File size: 5.7 KB
Line 
1/*-
2 * Copyright (c) 1996-1997 John D. Polstra.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef IPRT_INCLUDED_formats_elf_amd64_h
28#define IPRT_INCLUDED_formats_elf_amd64_h
29#ifndef RT_WITHOUT_PRAGMA_ONCE
30# pragma once
31#endif
32
33/*
34 * ELF definitions for the AMD64 architecture.
35 */
36
37#if 0 /* later */
38/*
39 * Auxiliary vector entries for passing information to the interpreter.
40 *
41 * The i386 supplement to the SVR4 ABI specification names this "auxv_t",
42 * but POSIX lays claim to all symbols ending with "_t".
43 */
44typedef struct { /* Auxiliary vector entry on initial stack */
45 int a_type; /* Entry type. */
46 union {
47 int a_val; /* Integer value. */
48 } a_un;
49} Elf32_Auxinfo;
50
51
52typedef struct { /* Auxiliary vector entry on initial stack */
53 long a_type; /* Entry type. */
54 union {
55 long a_val; /* Integer value. */
56 void *a_ptr; /* Address. */
57 void (*a_fcn)(void); /* Function pointer (not used). */
58 } a_un;
59} Elf64_Auxinfo;
60
61__ElfType(Auxinfo);
62
63/* Values for a_type. */
64#define AT_NULL 0 /* Terminates the vector. */
65#define AT_IGNORE 1 /* Ignored entry. */
66#define AT_EXECFD 2 /* File descriptor of program to load. */
67#define AT_PHDR 3 /* Program header of program already loaded. */
68#define AT_PHENT 4 /* Size of each program header entry. */
69#define AT_PHNUM 5 /* Number of program header entries. */
70#define AT_PAGESZ 6 /* Page size in bytes. */
71#define AT_BASE 7 /* Interpreter's base address. */
72#define AT_FLAGS 8 /* Flags (unused for i386). */
73#define AT_ENTRY 9 /* Where interpreter should transfer control. */
74
75/*
76 * The following non-standard values are used for passing information
77 * from John Polstra's testbed program to the dynamic linker. These
78 * are expected to go away soon.
79 *
80 * Unfortunately, these overlap the Linux non-standard values, so they
81 * must not be used in the same context.
82 */
83#define AT_BRK 10 /* Starting point for sbrk and brk. */
84#define AT_DEBUG 11 /* Debugging level. */
85
86/*
87 * The following non-standard values are used in Linux ELF binaries.
88 */
89#define AT_NOTELF 10 /* Program is not ELF ?? */
90#define AT_UID 11 /* Real uid. */
91#define AT_EUID 12 /* Effective uid. */
92#define AT_GID 13 /* Real gid. */
93#define AT_EGID 14 /* Effective gid. */
94
95#define AT_COUNT 15 /* Count of defined aux entry types. */
96
97#endif /* later */
98
99/*
100 * Relocation types.
101 */
102
103#define R_X86_64_NONE 0 /* No relocation. */
104#define R_X86_64_64 1 /* Add 64 bit symbol value. */
105#define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */
106#define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */
107#define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */
108#define R_X86_64_COPY 5 /* Copy data from shared object. */
109#define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */
110#define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */
111#define R_X86_64_RELATIVE 8 /* Add load address of shared object. */
112#define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */
113#define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */
114#define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */
115#define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */
116#define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */
117#define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */
118#define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */
119#define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */
120#define R_X86_64_DTPOFF64 17 /* Offset in TLS block */
121#define R_X86_64_TPOFF64 18 /* Offset in static TLS block */
122#define R_X86_64_TLSGD 19 /* PC relative offset to GD GOT entry */
123#define R_X86_64_TLSLD 20 /* PC relative offset to LD GOT entry */
124#define R_X86_64_DTPOFF32 21 /* Offset in TLS block */
125#define R_X86_64_GOTTPOFF 22 /* PC relative offset to IE GOT entry */
126#define R_X86_64_TPOFF32 23 /* Offset in static TLS block */
127
128#define R_X86_64_COUNT 24 /* Count of defined relocation types. */
129
130#endif /* !IPRT_INCLUDED_formats_elf_amd64_h */
131
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