elf_common.h revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
/** @file
Ported ELF include files from FreeBSD
Copyright (c) 2009 - 2010, Apple Inc. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
/*-
* Copyright (c) 1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: src/sys/sys/elf_common.h,v 1.15.8.2 2007/12/03 21:30:36 marius Exp $
*/
#ifndef _SYS_ELF_COMMON_H_
#define _SYS_ELF_COMMON_H_ 1
/*
* ELF definitions that are independent of architecture or word size.
*/
/*
* Note header. The ".note" section contains an array of notes. Each
* begins with this header, aligned to a word boundary. Immediately
* following the note header is n_namesz bytes of name, padded to the
* next word boundary. Then comes n_descsz bytes of descriptor, again
* padded to a word boundary. The values of n_namesz and n_descsz do
* not include the padding.
*/
typedef struct {
} Elf_Note;
/* Indexes into the e_ident array. Keep synced with
#define EI_MAG0 0 /* Magic number, byte 0. */
/* Values for the magic number bytes. */
#define ELFMAG0 0x7f
#define ELFMAG1 'E'
#define ELFMAG2 'L'
#define ELFMAG3 'F'
/* Values for e_ident[EI_VERSION] and e_version. */
#define EV_NONE 0
#define EV_CURRENT 1
/* Values for e_ident[EI_CLASS]. */
#define ELFCLASSNONE 0 /* Unknown class. */
/* Values for e_ident[EI_DATA]. */
#define ELFDATANONE 0 /* Unknown data format. */
/* Values for e_ident[EI_OSABI]. */
#define ELFOSABI_NONE 0 /* UNIX System V ABI */
/* e_ident */
/* Values for e_type. */
#define ET_NONE 0 /* Unknown type. */
/* Values for e_machine. */
#define EM_NONE 0 /* Unknown machine. */
/* Non-standard or deprecated. */
/* Special section indexes. */
#define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */
/* sh_type */
#define SHT_NULL 0 /* inactive */
#define SHT_LOSUNW 0x6ffffff4
#define SHT_SUNW_dof 0x6ffffff4
#define SHT_SUNW_cap 0x6ffffff5
#define SHT_SUNW_SIGNATURE 0x6ffffff6
#define SHT_SUNW_ANNOTATE 0x6ffffff7
#define SHT_SUNW_DEBUGSTR 0x6ffffff8
#define SHT_SUNW_DEBUG 0x6ffffff9
#define SHT_SUNW_move 0x6ffffffa
#define SHT_SUNW_COMDAT 0x6ffffffb
#define SHT_SUNW_syminfo 0x6ffffffc
#define SHT_SUNW_verdef 0x6ffffffd
#define SHT_SUNW_verneed 0x6ffffffe
#define SHT_SUNW_versym 0x6fffffff
#define SHT_HISUNW 0x6fffffff
/* Flags for sh_flags. */
/* Values for p_type. */
#define PT_NULL 0 /* Unused entry. */
#define PT_GNU_EH_FRAME 0x6474e550
#define PT_LOSUNW 0x6ffffffa
#define PT_HISUNW 0x6fffffff
/* Values for p_flags. */
/* Extended program header index. */
#define PN_XNUM 0xffff
/* Values for d_tag. */
#define DT_NULL 0 /* Terminating entry. */
library. */
name. */
non-writable segments. [sup] */
initialization functions */
termination functions */
initialization functions. */
terminationfunctions. */
library search path string. */
and less than DT_LOOS follow the rules for
the interpretation of the d_un union
as follows: even == 'd_ptr', even == 'd_val'
or none */
pre-initialization functions. */
pre-initialization functions. */
/*
* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
* Dyn.d_un.d_val field of the Elf*_Dyn structure.
*/
#define DT_VALRNGLO 0x6ffffd00
/* the following DT_* entry. */
/* See DF_P1_* definitions */
#define DT_VALRNGHI 0x6ffffdff
/*
* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
* Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
*
* If any adjustment is made to the ELF object after it has been
* built, these entries will need to be adjusted.
*/
#define DT_ADDRRNGLO 0x6ffffe00
#define DT_ADDRRNGHI 0x6ffffeff
#define DT_DEPRECATED_SPARC_REGISTER 0x7000001
/* Values for DT_FLAGS */
make reference to the $ORIGIN substitution
string */
non-writable segments. */
process all relocations for the object
containing this entry before transferring
control to the program. */
executable contains code using a static
thread-local storage scheme. */
/* Values for n_type. Used in core files. */
/* Symbol Binding - ELFNN_ST_BIND - st_info */
#define STB_LOCAL 0 /* Local symbol */
/* Symbol type - ELFNN_ST_TYPE - st_info */
#define STT_NOTYPE 0 /* Unspecified type. */
#define STT_NUM 7
/* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */
/* Special symbol table indexes. */
#define STN_UNDEF 0 /* Undefined symbol index. */
/* Symbol versioning flags. */
#define VER_DEF_CURRENT 1
#define VER_DEF_IDX(x) VER_NDX(x)
#define VER_FLG_BASE 0x01
#define VER_FLG_WEAK 0x02
#define VER_NEED_CURRENT 1
#define VER_NEED_HIDDEN VER_NDX_HIDDEN
#define VER_NEED_IDX(x) VER_NDX(x)
#define VER_NDX_LOCAL 0
#define VER_NDX_GLOBAL 1
#define VER_NDX_GIVEN 2
#define CA_SUNW_NULL 0
/*
* Syminfo flag values
*/
/* to object containing defn. */
/* lazily-loaded */
/* object containing defn. */
/* directly bind to this symbol */
/*
* Syminfo.si_boundto values.
*/
/*
* Syminfo version values.
*/
#define SYMINFO_NONE 0 /* Syminfo version */
#define SYMINFO_CURRENT 1
#define SYMINFO_NUM 2
/*
* Relocation types.
*
* All machine architectures are defined here to allow tools on one to
* handle others.
*/
#define R_386_NONE 0 /* No relocation. */
#define R_ALPHA_NONE 0 /* No reloc */
#define R_ALPHA_GPVALUE 16
#define R_ALPHA_GPRELHIGH 17
#define R_ALPHA_GPRELLOW 18
#define R_ALPHA_IMMED_GP_16 19
#define R_ALPHA_IMMED_GP_HI32 20
#define R_ALPHA_IMMED_SCN_HI32 21
#define R_ALPHA_IMMED_BR_HI32 22
#define R_ALPHA_IMMED_LO32 23
#define R_ARM_NONE 0 /* No relocation. */
#define R_ARM_PC24 1
#define R_ARM_ABS32 2
#define R_ARM_REL32 3
#define R_ARM_PC13 4
#define R_ARM_ABS16 5
#define R_ARM_ABS12 6
#define R_ARM_THM_ABS5 7
#define R_ARM_ABS8 8
#define R_ARM_SBREL32 9
#define R_ARM_THM_PC22 10
#define R_ARM_THM_PC8 11
#define R_ARM_AMP_VCALL9 12
#define R_ARM_SWI24 13
#define R_ARM_THM_SWI8 14
#define R_ARM_XPC25 15
#define R_ARM_THM_XPC22 16
#define R_ARM_CALL 28
#define R_ARM_JMP24 29
#define R_ARM_THM_MOVW_ABS_NC 47
#define R_ARM_THM_MOVT_ABS 48
// Block of PC-relative relocations added to work around gcc putting
// object relocations in static executables.
#define R_ARM_THM_JUMP24 30
#define R_ARM_PREL31 42
#define R_ARM_MOVW_PREL_NC 45
#define R_ARM_MOVT_PREL 46
#define R_ARM_THM_MOVW_PREL_NC 49
#define R_ARM_THM_MOVT_PREL 50
#define R_ARM_THM_JMP6 52
#define R_ARM_THM_ALU_PREL_11_0 53
#define R_ARM_THM_PC12 54
#define R_ARM_REL32_NOI 56
#define R_ARM_ALU_PC_G0_NC 57
#define R_ARM_ALU_PC_G0 58
#define R_ARM_ALU_PC_G1_NC 59
#define R_ARM_ALU_PC_G1 60
#define R_ARM_ALU_PC_G2 61
#define R_ARM_LDR_PC_G1 62
#define R_ARM_LDR_PC_G2 63
#define R_ARM_LDRS_PC_G0 64
#define R_ARM_LDRS_PC_G1 65
#define R_ARM_LDRS_PC_G2 66
#define R_ARM_LDC_PC_G0 67
#define R_ARM_LDC_PC_G1 68
#define R_ARM_LDC_PC_G2 69
#define R_ARM_GOT_PREL 96
#define R_ARM_THM_JUMP11 102
#define R_ARM_THM_JUMP8 103
#define R_ARM_TLS_GD32 104
#define R_ARM_TLS_LDM32 105
#define R_ARM_TLS_IE32 107
#define R_ARM_THM_JUMP19 51
#define R_ARM_GNU_VTENTRY 100
#define R_ARM_GNU_VTINHERIT 101
#define R_ARM_RSBREL32 250
#define R_ARM_THM_RPC22 251
#define R_ARM_RREL32 252
#define R_ARM_RABS32 253
#define R_ARM_RPC24 254
#define R_ARM_RBASE 255
/* Name Value Field Calculation */
#define R_IA_64_NONE 0 /* None */
#define R_PPC_NONE 0 /* No relocation. */
#define R_PPC_ADDR32 1
#define R_PPC_ADDR24 2
#define R_PPC_ADDR16 3
#define R_PPC_ADDR16_LO 4
#define R_PPC_ADDR16_HI 5
#define R_PPC_ADDR16_HA 6
#define R_PPC_ADDR14 7
#define R_PPC_ADDR14_BRTAKEN 8
#define R_PPC_ADDR14_BRNTAKEN 9
#define R_PPC_REL24 10
#define R_PPC_REL14 11
#define R_PPC_REL14_BRTAKEN 12
#define R_PPC_REL14_BRNTAKEN 13
#define R_PPC_GOT16 14
#define R_PPC_GOT16_LO 15
#define R_PPC_GOT16_HI 16
#define R_PPC_GOT16_HA 17
#define R_PPC_PLTREL24 18
#define R_PPC_COPY 19
#define R_PPC_GLOB_DAT 20
#define R_PPC_JMP_SLOT 21
#define R_PPC_RELATIVE 22
#define R_PPC_LOCAL24PC 23
#define R_PPC_UADDR32 24
#define R_PPC_UADDR16 25
#define R_PPC_REL32 26
#define R_PPC_PLT32 27
#define R_PPC_PLTREL32 28
#define R_PPC_PLT16_LO 29
#define R_PPC_PLT16_HI 30
#define R_PPC_PLT16_HA 31
#define R_PPC_SDAREL16 32
#define R_PPC_SECTOFF 33
#define R_PPC_SECTOFF_LO 34
#define R_PPC_SECTOFF_HI 35
#define R_PPC_SECTOFF_HA 36
/*
* TLS relocations
*/
#define R_PPC_TLS 67
#define R_PPC_DTPMOD32 68
#define R_PPC_TPREL16 69
#define R_PPC_TPREL16_LO 70
#define R_PPC_TPREL16_HI 71
#define R_PPC_TPREL16_HA 72
#define R_PPC_TPREL32 73
#define R_PPC_DTPREL16 74
#define R_PPC_DTPREL16_LO 75
#define R_PPC_DTPREL16_HI 76
#define R_PPC_DTPREL16_HA 77
#define R_PPC_DTPREL32 78
#define R_PPC_GOT_TLSGD16 79
#define R_PPC_GOT_TLSGD16_LO 80
#define R_PPC_GOT_TLSGD16_HI 81
#define R_PPC_GOT_TLSGD16_HA 82
#define R_PPC_GOT_TLSLD16 83
#define R_PPC_GOT_TLSLD16_LO 84
#define R_PPC_GOT_TLSLD16_HI 85
#define R_PPC_GOT_TLSLD16_HA 86
#define R_PPC_GOT_TPREL16 87
#define R_PPC_GOT_TPREL16_LO 88
#define R_PPC_GOT_TPREL16_HI 89
#define R_PPC_GOT_TPREL16_HA 90
/*
* The remaining relocs are from the Embedded ELF ABI, and are not in the
* SVR4 ELF ABI.
*/
#define R_PPC_EMB_NADDR32 101
#define R_PPC_EMB_NADDR16 102
#define R_PPC_EMB_NADDR16_LO 103
#define R_PPC_EMB_NADDR16_HI 104
#define R_PPC_EMB_NADDR16_HA 105
#define R_PPC_EMB_SDAI16 106
#define R_PPC_EMB_SDA2I16 107
#define R_PPC_EMB_SDA2REL 108
#define R_PPC_EMB_SDA21 109
#define R_PPC_EMB_MRKREF 110
#define R_PPC_EMB_RELSEC16 111
#define R_PPC_EMB_RELST_LO 112
#define R_PPC_EMB_RELST_HI 113
#define R_PPC_EMB_RELST_HA 114
#define R_PPC_EMB_BIT_FLD 115
#define R_PPC_EMB_RELSDA 116
#define R_SPARC_NONE 0
#define R_SPARC_8 1
#define R_SPARC_16 2
#define R_SPARC_32 3
#define R_SPARC_DISP8 4
#define R_SPARC_DISP16 5
#define R_SPARC_DISP32 6
#define R_SPARC_WDISP30 7
#define R_SPARC_WDISP22 8
#define R_SPARC_HI22 9
#define R_SPARC_22 10
#define R_SPARC_13 11
#define R_SPARC_LO10 12
#define R_SPARC_GOT10 13
#define R_SPARC_GOT13 14
#define R_SPARC_GOT22 15
#define R_SPARC_PC10 16
#define R_SPARC_PC22 17
#define R_SPARC_WPLT30 18
#define R_SPARC_COPY 19
#define R_SPARC_GLOB_DAT 20
#define R_SPARC_JMP_SLOT 21
#define R_SPARC_RELATIVE 22
#define R_SPARC_UA32 23
#define R_SPARC_PLT32 24
#define R_SPARC_HIPLT22 25
#define R_SPARC_LOPLT10 26
#define R_SPARC_PCPLT32 27
#define R_SPARC_PCPLT22 28
#define R_SPARC_PCPLT10 29
#define R_SPARC_10 30
#define R_SPARC_11 31
#define R_SPARC_64 32
#define R_SPARC_OLO10 33
#define R_SPARC_HH22 34
#define R_SPARC_HM10 35
#define R_SPARC_LM22 36
#define R_SPARC_PC_HH22 37
#define R_SPARC_PC_HM10 38
#define R_SPARC_PC_LM22 39
#define R_SPARC_WDISP16 40
#define R_SPARC_WDISP19 41
#define R_SPARC_GLOB_JMP 42
#define R_SPARC_7 43
#define R_SPARC_5 44
#define R_SPARC_6 45
#define R_SPARC_DISP64 46
#define R_SPARC_PLT64 47
#define R_SPARC_HIX22 48
#define R_SPARC_LOX10 49
#define R_SPARC_H44 50
#define R_SPARC_M44 51
#define R_SPARC_L44 52
#define R_SPARC_REGISTER 53
#define R_SPARC_UA64 54
#define R_SPARC_UA16 55
#define R_SPARC_TLS_GD_HI22 56
#define R_SPARC_TLS_GD_LO10 57
#define R_SPARC_TLS_GD_ADD 58
#define R_SPARC_TLS_GD_CALL 59
#define R_SPARC_TLS_LDM_HI22 60
#define R_SPARC_TLS_LDM_LO10 61
#define R_SPARC_TLS_LDM_ADD 62
#define R_SPARC_TLS_LDM_CALL 63
#define R_SPARC_TLS_LDO_HIX22 64
#define R_SPARC_TLS_LDO_LOX10 65
#define R_SPARC_TLS_LDO_ADD 66
#define R_SPARC_TLS_IE_HI22 67
#define R_SPARC_TLS_IE_LO10 68
#define R_SPARC_TLS_IE_LD 69
#define R_SPARC_TLS_IE_LDX 70
#define R_SPARC_TLS_IE_ADD 71
#define R_SPARC_TLS_LE_HIX22 72
#define R_SPARC_TLS_LE_LOX10 73
#define R_SPARC_TLS_DTPMOD32 74
#define R_SPARC_TLS_DTPMOD64 75
#define R_SPARC_TLS_DTPOFF32 76
#define R_SPARC_TLS_DTPOFF64 77
#define R_SPARC_TLS_TPOFF32 78
#define R_SPARC_TLS_TPOFF64 79
#define R_X86_64_NONE 0 /* No relocation. */
#endif /* !_SYS_ELF_COMMON_H_ */