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git.proxmox.com Git - mirror_edk2.git/blob - BaseTools/Source/C/GenFw/elf64.h
2 Ported ELF include files from FreeBSD
4 Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
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10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 * Copyright (c) 1996-1998 John D. Polstra.
16 * All rights reserved.
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
21 * 1. Redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 * notice, this list of conditions and the following disclaimer in the
25 * documentation and/or other materials provided with the distribution.
27 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 * $FreeBSD: src/sys/sys/elf64.h,v 1.10.14.2 2007/12/03 21:30:36 marius Exp $
43 #define _SYS_ELF64_H_ 1
47 * ELF definitions common to all 64-bit architectures.
50 typedef UINT64 Elf64_Addr
;
51 typedef UINT16 Elf64_Half
;
52 typedef UINT64 Elf64_Off
;
53 typedef INT32 Elf64_Sword
;
54 typedef INT64 Elf64_Sxword
;
55 typedef UINT32 Elf64_Word
;
56 typedef UINT64 Elf64_Lword
;
57 typedef UINT64 Elf64_Xword
;
60 * Types of dynamic symbol hash table bucket and chain elements.
62 * This is inconsistent among 64 bit architectures, so a machine dependent
63 * typedef is required.
66 typedef Elf64_Word Elf64_Hashelt
;
68 /* Non-standard class-dependent datatype used for abstraction. */
69 typedef Elf64_Xword Elf64_Size
;
70 typedef Elf64_Sxword Elf64_Ssize
;
77 unsigned char e_ident
[EI_NIDENT
]; /* File identification. */
78 Elf64_Half e_type
; /* File type. */
79 Elf64_Half e_machine
; /* Machine architecture. */
80 Elf64_Word e_version
; /* ELF format version. */
81 Elf64_Addr e_entry
; /* Entry point. */
82 Elf64_Off e_phoff
; /* Program header file offset. */
83 Elf64_Off e_shoff
; /* Section header file offset. */
84 Elf64_Word e_flags
; /* Architecture-specific flags. */
85 Elf64_Half e_ehsize
; /* Size of ELF header in bytes. */
86 Elf64_Half e_phentsize
; /* Size of program header entry. */
87 Elf64_Half e_phnum
; /* Number of program header entries. */
88 Elf64_Half e_shentsize
; /* Size of section header entry. */
89 Elf64_Half e_shnum
; /* Number of section header entries. */
90 Elf64_Half e_shstrndx
; /* Section name strings section. */
98 Elf64_Word sh_name
; /* Section name (index into the
99 section header string table). */
100 Elf64_Word sh_type
; /* Section type. */
101 Elf64_Xword sh_flags
; /* Section flags. */
102 Elf64_Addr sh_addr
; /* Address in memory image. */
103 Elf64_Off sh_offset
; /* Offset in file. */
104 Elf64_Xword sh_size
; /* Size in bytes. */
105 Elf64_Word sh_link
; /* Index of a related section. */
106 Elf64_Word sh_info
; /* Depends on section type. */
107 Elf64_Xword sh_addralign
; /* Alignment in bytes. */
108 Elf64_Xword sh_entsize
; /* Size of each entry in section. */
116 Elf64_Word p_type
; /* Entry type. */
117 Elf64_Word p_flags
; /* Access permission flags. */
118 Elf64_Off p_offset
; /* File offset of contents. */
119 Elf64_Addr p_vaddr
; /* Virtual address in memory image. */
120 Elf64_Addr p_paddr
; /* Physical address (not used). */
121 Elf64_Xword p_filesz
; /* Size of contents in file. */
122 Elf64_Xword p_memsz
; /* Size of contents in memory. */
123 Elf64_Xword p_align
; /* Alignment in memory and file. */
127 * Dynamic structure. The ".dynamic" section contains an array of them.
131 Elf64_Sxword d_tag
; /* Entry type. */
133 Elf64_Xword d_val
; /* Integer value. */
134 Elf64_Addr d_ptr
; /* Address value. */
139 * Relocation entries.
142 /* Relocations that don't need an addend field. */
144 Elf64_Addr r_offset
; /* Location to be relocated. */
145 Elf64_Xword r_info
; /* Relocation type and symbol index. */
148 /* Relocations that need an addend field. */
150 Elf64_Addr r_offset
; /* Location to be relocated. */
151 Elf64_Xword r_info
; /* Relocation type and symbol index. */
152 Elf64_Sxword r_addend
; /* Addend. */
155 /* Macros for accessing the fields of r_info. */
156 #define ELF64_R_SYM(info) ((info) >> 32)
157 #define ELF64_R_TYPE(info) ((info) & 0xffffffffL)
159 /* Macro for constructing r_info from field values. */
160 #define ELF64_R_INFO(sym, type) (((sym) << 32) + ((type) & 0xffffffffL))
162 #define ELF64_R_TYPE_DATA(info) (((Elf64_Xword)(info)<<32)>>40)
163 #define ELF64_R_TYPE_ID(info) (((Elf64_Xword)(info)<<56)>>56)
164 #define ELF64_R_TYPE_INFO(data, type) \
165 (((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
170 typedef Elf_Note Elf64_Nhdr
;
176 Elf64_Lword m_value
; /* symbol value */
177 Elf64_Xword m_info
; /* size + index */
178 Elf64_Xword m_poffset
; /* symbol offset */
179 Elf64_Half m_repeat
; /* repeat count */
180 Elf64_Half m_stride
; /* stride info */
183 #define ELF64_M_SYM(info) ((info)>>8)
184 #define ELF64_M_SIZE(info) ((unsigned char)(info))
185 #define ELF64_M_INFO(sym, size) (((sym)<<8)+(unsigned char)(size))
188 * Hardware/Software capabilities entry
191 Elf64_Xword c_tag
; /* how to interpret value */
199 * Symbol table entries.
203 Elf64_Word st_name
; /* String table index of name. */
204 unsigned char st_info
; /* Type and binding information. */
205 unsigned char st_other
; /* Reserved (not used). */
206 Elf64_Half st_shndx
; /* Section index of symbol. */
207 Elf64_Addr st_value
; /* Symbol value. */
208 Elf64_Xword st_size
; /* Size of associated object. */
211 /* Macros for accessing the fields of st_info. */
212 #define ELF64_ST_BIND(info) ((info) >> 4)
213 #define ELF64_ST_TYPE(info) ((info) & 0xf)
215 /* Macro for constructing st_info from field values. */
216 #define ELF64_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
218 /* Macro for accessing the fields of st_other. */
219 #define ELF64_ST_VISIBILITY(oth) ((oth) & 0x3)
221 /* Structures used by Sun & GNU-style symbol versioning. */
223 Elf64_Half vd_version
;
238 Elf64_Half vn_version
;
247 Elf64_Half vna_flags
;
248 Elf64_Half vna_other
;
253 typedef Elf64_Half Elf64_Versym
;
256 Elf64_Half si_boundto
; /* direct bindings - symbol bound to */
257 Elf64_Half si_flags
; /* per symbol flags */
260 #endif /* !_SYS_ELF64_H_ */