ReactOS 0.4.15-dev-7918-g2a2556c
common.h
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1/*-
2 * Copyright (c) 1998 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 * $FreeBSD: src/sys/sys/elf_common.h,v 1.15 2004/05/05 02:38:54 marcel Exp $
27 */
28
29#ifndef _SYS_ELF_COMMON_H_
30#define _SYS_ELF_COMMON_H_ 1
31
32/*
33 * ELF definitions that are independent of architecture or word size.
34 */
35
36/*
37 * Note header. The ".note" section contains an array of notes. Each
38 * begins with this header, aligned to a word boundary. Immediately
39 * following the note header is n_namesz bytes of name, padded to the
40 * next word boundary. Then comes n_descsz bytes of descriptor, again
41 * padded to a word boundary. The values of n_namesz and n_descsz do
42 * not include the padding.
43 */
44
45typedef struct {
46 UINT32 n_namesz; /* Length of name. */
47 UINT32 n_descsz; /* Length of descriptor. */
48 UINT32 n_type; /* Type of this note. */
49} Elf_Note;
50
51/* Indexes into the e_ident array. Keep synced with
52 http://www.sco.com/developer/gabi/ch4.eheader.html */
53#define EI_MAG0 0 /* Magic number, byte 0. */
54#define EI_MAG1 1 /* Magic number, byte 1. */
55#define EI_MAG2 2 /* Magic number, byte 2. */
56#define EI_MAG3 3 /* Magic number, byte 3. */
57#define EI_CLASS 4 /* Class of machine. */
58#define EI_DATA 5 /* Data format. */
59#define EI_VERSION 6 /* ELF format version. */
60#define EI_OSABI 7 /* Operating system / ABI identification */
61#define EI_ABIVERSION 8 /* ABI version */
62#define OLD_EI_BRAND 8 /* Start of architecture identification. */
63#define EI_PAD 9 /* Start of padding (per SVR4 ABI). */
64#define EI_NIDENT 16 /* Size of e_ident array. */
65
66/* Values for the magic number bytes. */
67#define ELFMAG0 0x7f
68#define ELFMAG1 'E'
69#define ELFMAG2 'L'
70#define ELFMAG3 'F'
71#define ELFMAG "\177ELF" /* magic string */
72#define SELFMAG 4 /* magic string size */
73
74/* Values for e_ident[EI_VERSION] and e_version. */
75#define EV_NONE 0
76#define EV_CURRENT 1
77
78/* Values for e_ident[EI_CLASS]. */
79#define ELFCLASSNONE 0 /* Unknown class. */
80#define ELFCLASS32 1 /* 32-bit architecture. */
81#define ELFCLASS64 2 /* 64-bit architecture. */
82
83/* Values for e_ident[EI_DATA]. */
84#define ELFDATANONE 0 /* Unknown data format. */
85#define ELFDATA2LSB 1 /* 2's complement little-endian. */
86#define ELFDATA2MSB 2 /* 2's complement big-endian. */
87
88/* Values for e_ident[EI_OSABI]. */
89#define ELFOSABI_SYSV 0 /* UNIX System V ABI */
90#define ELFOSABI_NONE ELFOSABI_SYSV /* symbol used in old spec */
91#define ELFOSABI_HPUX 1 /* HP-UX operating system */
92#define ELFOSABI_NETBSD 2 /* NetBSD */
93#define ELFOSABI_LINUX 3 /* GNU/Linux */
94#define ELFOSABI_HURD 4 /* GNU/Hurd */
95#define ELFOSABI_86OPEN 5 /* 86Open common IA32 ABI */
96#define ELFOSABI_SOLARIS 6 /* Solaris */
97#define ELFOSABI_MONTEREY 7 /* Monterey */
98#define ELFOSABI_IRIX 8 /* IRIX */
99#define ELFOSABI_FREEBSD 9 /* FreeBSD */
100#define ELFOSABI_TRU64 10 /* TRU64 UNIX */
101#define ELFOSABI_MODESTO 11 /* Novell Modesto */
102#define ELFOSABI_OPENBSD 12 /* OpenBSD */
103#define ELFOSABI_ARM 97 /* ARM */
104#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
105
106/* e_ident */
107#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
108 (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
109 (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
110 (ehdr).e_ident[EI_MAG3] == ELFMAG3)
111
112/* Values for e_type. */
113#define ET_NONE 0 /* Unknown type. */
114#define ET_REL 1 /* Relocatable. */
115#define ET_EXEC 2 /* Executable. */
116#define ET_DYN 3 /* Shared object. */
117#define ET_CORE 4 /* Core file. */
118
119/* Values for e_machine. */
120/*
121 * Source:
122 * System V Application Binary Interface (DRAFT) 2003-12-17, Chapter 4, Section
123 * "ELF Header"
124 */
125#define EM_NONE 0 /* No machine */
126#define EM_M32 1 /* AT&T WE 32100 */
127#define EM_SPARC 2 /* SPARC */
128#define EM_386 3 /* Intel 80386 */
129#define EM_68K 4 /* Motorola 68000 */
130#define EM_88K 5 /* Motorola 88000 */
131/* reserved 6 Reserved for future use (was EM_486) */
132#define EM_860 7 /* Intel 80860 */
133#define EM_MIPS 8 /* MIPS I Architecture */
134#define EM_S370 9 /* IBM System/370 Processor */
135#define EM_MIPS_RS3_LE 10 /* MIPS RS3000 Little-endian */
136/* reserved 11-14 Reserved for future use */
137#define EM_PARISC 15 /* Hewlett-Packard PA-RISC */
138/* reserved 16 Reserved for future use */
139#define EM_VPP500 17 /* Fujitsu VPP500 */
140#define EM_SPARC32PLUS 18 /* Enhanced instruction set SPARC */
141#define EM_960 19 /* Intel 80960 */
142#define EM_PPC 20 /* PowerPC */
143#define EM_PPC64 21 /* 64-bit PowerPC */
144#define EM_S390 22 /* IBM System/390 Processor */
145/* reserved 23-35 Reserved for future use */
146#define EM_V800 36 /* NEC V800 */
147#define EM_FR20 37 /* Fujitsu FR20 */
148#define EM_RH32 38 /* TRW RH-32 */
149#define EM_RCE 39 /* Motorola RCE */
150#define EM_ARM 40 /* Advanced RISC Machines ARM */
151#define EM_ALPHA 41 /* Digital Alpha */
152#define EM_SH 42 /* Hitachi SH */
153#define EM_SPARCV9 43 /* SPARC Version 9 */
154#define EM_TRICORE 44 /* Siemens TriCore embedded processor */
155#define EM_ARC 45 /* Argonaut RISC Core, Argonaut Technologies
156 Inc. */
157#define EM_H8_300 46 /* Hitachi H8/300 */
158#define EM_H8_300H 47 /* Hitachi H8/300H */
159#define EM_H8S 48 /* Hitachi H8S */
160#define EM_H8_500 49 /* Hitachi H8/500 */
161#define EM_IA_64 50 /* Intel IA-64 processor architecture */
162#define EM_MIPS_X 51 /* Stanford MIPS-X */
163#define EM_COLDFIRE 52 /* Motorola ColdFire */
164#define EM_68HC12 53 /* Motorola M68HC12 */
165#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator */
166#define EM_PCP 55 /* Siemens PCP */
167#define EM_NCPU 56 /* Sony nCPU embedded RISC processor */
168#define EM_NDR1 57 /* Denso NDR1 microprocessor */
169#define EM_STARCORE 58 /* Motorola Star*Core processor */
170#define EM_ME16 59 /* Toyota ME16 processor */
171#define EM_ST100 60 /* STMicroelectronics ST100 processor */
172#define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ embedded processor
173 family */
174#define EM_X86_64 62 /* AMD x86-64 architecture */
175#define EM_PDSP 63 /* Sony DSP Processor */
176#define EM_PDP10 64 /* Digital Equipment Corp. PDP-10 */
177#define EM_PDP11 65 /* Digital Equipment Corp. PDP-11 */
178#define EM_FX66 66 /* Siemens FX66 microcontroller */
179#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit
180 microcontroller */
181#define EM_ST7 68 /* STMicroelectronics ST7 8-bit
182 microcontroller */
183#define EM_68HC16 69 /* Motorola MC68HC16 Microcontroller */
184#define EM_68HC11 70 /* Motorola MC68HC11 Microcontroller */
185#define EM_68HC08 71 /* Motorola MC68HC08 Microcontroller */
186#define EM_68HC05 72 /* Motorola MC68HC05 Microcontroller */
187#define EM_SVX 73 /* Silicon Graphics SVx */
188#define EM_ST19 74 /* STMicroelectronics ST19 8-bit
189 microcontroller */
190#define EM_VAX 75 /* Digital VAX */
191#define EM_CRIS 76 /* Axis Communications 32-bit embedded
192 processor */
193#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded
194 processor */
195#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */
196#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */
197#define EM_MMIX 80 /* Donald Knuth's educational 64-bit
198 processor */
199#define EM_HUANY 81 /* Harvard University machine-independent object
200 files */
201#define EM_PRISM 82 /* SiTera Prism */
202#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */
203#define EM_FR30 84 /* Fujitsu FR30 */
204#define EM_D10V 85 /* Mitsubishi D10V */
205#define EM_D30V 86 /* Mitsubishi D30V */
206#define EM_V850 87 /* NEC v850 */
207#define EM_M32R 88 /* Mitsubishi M32R */
208#define EM_MN10300 89 /* Matsushita MN10300 */
209#define EM_MN10200 90 /* Matsushita MN10200 */
210#define EM_PJ 91 /* picoJava */
211#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */
212#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */
213#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
214#define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor */
215#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose
216 Processor */
217#define EM_NS32K 97 /* National Semiconductor 32000 series */
218#define EM_TPC 98 /* Tenor Network TPC processor */
219#define EM_SNP1K 99 /* Trebia SNP 1000 processor */
220#define EM_ST200 100 /* STMicroelectronics (www.st.com) ST200
221 microcontroller */
222#define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family */
223#define EM_MAX 102 /* MAX Processor */
224#define EM_CR 103 /* National Semiconductor CompactRISC
225 microprocessor */
226#define EM_F2MC16 104 /* Fujitsu F2MC16 */
227#define EM_MSP430 105 /* Texas Instruments embedded microcontroller
228 msp430 */
229#define EM_BLACKFIN 106 /* Analog Devices Blackfin (DSP) processor */
230#define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors */
231#define EM_SEP 108 /* Sharp embedded microprocessor */
232#define EM_ARCA 109 /* Arca RISC Microprocessor */
233#define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd. and
234 MPRC of Peking University */
236/* Special section indexes. */
237#define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */
238#define SHN_LORESERVE 0xff00 /* First of reserved range. */
239#define SHN_LOPROC 0xff00 /* First processor-specific. */
240#define SHN_HIPROC 0xff1f /* Last processor-specific. */
241#define SHN_ABS 0xfff1 /* Absolute values. */
242#define SHN_COMMON 0xfff2 /* Common data. */
243#define SHN_HIRESERVE 0xffff /* Last of reserved range. */
245/* sh_type */
246#define SHT_NULL 0 /* inactive */
247#define SHT_PROGBITS 1 /* program defined information */
248#define SHT_SYMTAB 2 /* symbol table section */
249#define SHT_STRTAB 3 /* string table section */
250#define SHT_RELA 4 /* relocation section with addends */
251#define SHT_HASH 5 /* symbol hash table section */
252#define SHT_DYNAMIC 6 /* dynamic section */
253#define SHT_NOTE 7 /* note section */
254#define SHT_NOBITS 8 /* no space section */
255#define SHT_REL 9 /* relocation section - no addends */
256#define SHT_SHLIB 10 /* reserved - purpose unknown */
257#define SHT_DYNSYM 11 /* dynamic symbol table section */
258#define SHT_NUM 12 /* number of section types */
259#define SHT_LOOS 0x60000000 /* First of OS specific semantics */
260#define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
261#define SHT_LOPROC 0x70000000 /* reserved range for processor */
262#define SHT_HIPROC 0x7fffffff /* specific section header types */
263#define SHT_LOUSER 0x80000000 /* reserved range for application */
264#define SHT_HIUSER 0xffffffff /* specific indexes */
266/* Flags for sh_flags. */
267#define SHF_WRITE 0x1 /* Section contains writable data. */
268#define SHF_ALLOC 0x2 /* Section occupies memory. */
269#define SHF_EXECINSTR 0x4 /* Section contains instructions. */
270#define SHF_TLS 0x400 /* Section contains TLS data. */
271#define SHF_MASKPROC 0xf0000000 /* Reserved for processor-specific. */
273/* Values for p_type. */
274#define PT_NULL 0 /* Unused entry. */
275#define PT_LOAD 1 /* Loadable segment. */
276#define PT_DYNAMIC 2 /* Dynamic linking information segment. */
277#define PT_INTERP 3 /* Pathname of interpreter. */
278#define PT_NOTE 4 /* Auxiliary information. */
279#define PT_SHLIB 5 /* Reserved (not used). */
280#define PT_PHDR 6 /* Location of program header itself. */
281#define PT_TLS 7 /* Thread local storage segment */
283#define PT_COUNT 8 /* Number of defined p_type values. */
285#define PT_LOOS 0x60000000 /* OS-specific */
286#define PT_HIOS 0x6fffffff /* OS-specific */
287#define PT_LOPROC 0x70000000 /* First processor-specific type. */
288#define PT_HIPROC 0x7fffffff /* Last processor-specific type. */
290/* Values for p_flags. */
291#define PF_X 0x1 /* Executable. */
292#define PF_W 0x2 /* Writable. */
293#define PF_R 0x4 /* Readable. */
295/* Values for d_tag. */
296#define DT_NULL 0 /* Terminating entry. */
297#define DT_NEEDED 1 /* String table offset of a needed shared
298 library. */
299#define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */
300#define DT_PLTGOT 3 /* Processor-dependent address. */
301#define DT_HASH 4 /* Address of symbol hash table. */
302#define DT_STRTAB 5 /* Address of string table. */
303#define DT_SYMTAB 6 /* Address of symbol table. */
304#define DT_RELA 7 /* Address of ElfNN_Rela relocations. */
305#define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */
306#define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */
307#define DT_STRSZ 10 /* Size of string table. */
308#define DT_SYMENT 11 /* Size of each symbol table entry. */
309#define DT_INIT 12 /* Address of initialization function. */
310#define DT_FINI 13 /* Address of finalization function. */
311#define DT_SONAME 14 /* String table offset of shared object
312 name. */
313#define DT_RPATH 15 /* String table offset of library path. [sup] */
314#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */
315#define DT_REL 17 /* Address of ElfNN_Rel relocations. */
316#define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */
317#define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */
318#define DT_PLTREL 20 /* Type of relocation used for PLT. */
319#define DT_DEBUG 21 /* Reserved (not used). */
320#define DT_TEXTREL 22 /* Indicates there may be relocations in
321 non-writable segments. [sup] */
322#define DT_JMPREL 23 /* Address of PLT relocations. */
323#define DT_BIND_NOW 24 /* [sup] */
324#define DT_INIT_ARRAY 25 /* Address of the array of pointers to
325 initialization functions */
326#define DT_FINI_ARRAY 26 /* Address of the array of pointers to
327 termination functions */
328#define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of
329 initialization functions. */
330#define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of
331 terminationfunctions. */
332#define DT_RUNPATH 29 /* String table offset of a null-terminated
333 library search path string. */
334#define DT_FLAGS 30 /* Object specific flag values. */
335#define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING
336 and less than DT_LOOS follow the rules for
337 the interpretation of the d_un union
338 as follows: even == 'd_ptr', even == 'd_val'
339 or none */
340#define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to
341 pre-initialization functions. */
342#define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of
343 pre-initialization functions. */
345#define DT_COUNT 33 /* Number of defined d_tag values. */
347#define DT_LOOS 0x6000000d /* First OS-specific */
348#define DT_HIOS 0x6fff0000 /* Last OS-specific */
349#define DT_LOPROC 0x70000000 /* First processor-specific type. */
350#define DT_HIPROC 0x7fffffff /* Last processor-specific type. */
352/* Values for DT_FLAGS */
353#define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may
354 make reference to the $ORIGIN substitution
355 string */
356#define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */
357#define DF_TEXTREL 0x0004 /* Indicates there may be relocations in
358 non-writable segments. */
359#define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should
360 process all relocations for the object
361 containing this entry before transferring
362 control to the program. */
363#define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or
364 executable contains code using a static
365 thread-local storage scheme. */
366
367/* Values for n_type. Used in core files. */
368#define NT_PRSTATUS 1 /* Process status. */
369#define NT_FPREGSET 2 /* Floating point registers. */
370#define NT_PRPSINFO 3 /* Process state info. */
371
372/* Symbol Binding - ELFNN_ST_BIND - st_info */
373#define STB_LOCAL 0 /* Local symbol */
374#define STB_GLOBAL 1 /* Global symbol */
375#define STB_WEAK 2 /* like global - lower precedence */
376#define STB_LOPROC 13 /* reserved range for processor */
377#define STB_HIPROC 15 /* specific symbol bindings */
378
379/* Symbol type - ELFNN_ST_TYPE - st_info */
380#define STT_NOTYPE 0 /* Unspecified type. */
381#define STT_OBJECT 1 /* Data object. */
382#define STT_FUNC 2 /* Function. */
383#define STT_SECTION 3 /* Section. */
384#define STT_FILE 4 /* Source file. */
385#define STT_TLS 6 /* TLS object. */
386#define STT_LOPROC 13 /* reserved range for processor */
387#define STT_HIPROC 15 /* specific symbol types */
388
389/* Special symbol table indexes. */
390#define STN_UNDEF 0 /* Undefined symbol index. */
391
392#endif /* !_SYS_ELF_COMMON_H_ */
unsigned int UINT32
UINT32 n_descsz
Definition: common.h:47
UINT32 n_type
Definition: common.h:48
UINT32 n_namesz
Definition: common.h:46