555 lines
14 KiB
C
555 lines
14 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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#include <sys/cdefs.h>
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#include <bits/auxvec.h>
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#include <bits/elf_arm.h>
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#include <bits/elf_arm64.h>
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#include <bits/elf_x86.h>
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#include <bits/elf_x86_64.h>
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#include <linux/elf.h>
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#include <linux/elf-em.h>
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/* http://www.sco.com/developers/gabi/latest/ch4.intro.html */
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typedef __u64 Elf32_Xword;
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typedef __s64 Elf32_Sxword;
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typedef struct {
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__u32 a_type;
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union {
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__u32 a_val;
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} a_un;
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} Elf32_auxv_t;
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typedef struct {
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__u64 a_type;
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union {
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__u64 a_val;
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} a_un;
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} Elf64_auxv_t;
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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typedef struct {
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Elf32_Word ch_type;
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Elf32_Word ch_size;
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Elf32_Word ch_addralign;
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} Elf32_Chdr;
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typedef struct {
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Elf64_Word ch_type;
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Elf64_Word ch_reserved;
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Elf64_Xword ch_size;
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Elf64_Xword ch_addralign;
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} Elf64_Chdr;
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typedef struct {
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Elf32_Word l_name;
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Elf32_Word l_time_stamp;
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Elf32_Word l_checksum;
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Elf32_Word l_version;
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Elf32_Word l_flags;
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} Elf32_Lib;
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typedef struct {
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Elf64_Word l_name;
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Elf64_Word l_time_stamp;
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Elf64_Word l_checksum;
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Elf64_Word l_version;
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Elf64_Word l_flags;
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} Elf64_Lib;
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/* ElfW(Lib)::l_flags values. */
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#define LL_NONE 0x0
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#define LL_EXACT_MATCH 0x1
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#define LL_IGNORE_INT_VER 0x2
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#define LL_REQUIRE_MINOR 0x4
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#define LL_EXPORTS 0x8
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#define LL_DELAY_LOAD 0x10
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#define LL_DELTA 0x20
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typedef struct {
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Elf32_Xword m_value;
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Elf32_Word m_info;
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Elf32_Word m_poffset;
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Elf32_Half m_repeat;
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Elf32_Half m_stride;
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} Elf32_Move;
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typedef struct {
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Elf64_Xword m_value;
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Elf64_Xword m_info;
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Elf64_Xword m_poffset;
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Elf64_Half m_repeat;
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Elf64_Half m_stride;
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} Elf64_Move;
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typedef __u16 Elf32_Section;
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typedef __u16 Elf64_Section;
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typedef struct {
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Elf32_Half si_boundto;
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Elf32_Half si_flags;
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} Elf32_Syminfo;
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typedef struct {
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Elf64_Half si_boundto;
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Elf64_Half si_flags;
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} Elf64_Syminfo;
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/* ElfW(Syminfo)::si_boundto values. */
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#define SYMINFO_BT_SELF 0xffff
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#define SYMINFO_BT_PARENT 0xfffe
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/* ElfW(Syminfo)::si_flags values. */
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#define SYMINFO_FLG_DIRECT 0x1
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#define SYMINFO_FLG_PASSTHRU 0x2
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#define SYMINFO_FLG_COPY 0x4
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#define SYMINFO_FLG_LAZYLOAD 0x8
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typedef Elf32_Half Elf32_Versym;
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typedef Elf64_Half Elf64_Versym;
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typedef struct {
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Elf32_Half vd_version;
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Elf32_Half vd_flags;
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Elf32_Half vd_ndx;
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Elf32_Half vd_cnt;
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Elf32_Word vd_hash;
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Elf32_Word vd_aux;
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Elf32_Word vd_next;
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} Elf32_Verdef;
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typedef struct {
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Elf32_Word vda_name;
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Elf32_Word vda_next;
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} Elf32_Verdaux;
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typedef struct {
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Elf64_Half vd_version;
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Elf64_Half vd_flags;
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Elf64_Half vd_ndx;
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Elf64_Half vd_cnt;
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Elf64_Word vd_hash;
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Elf64_Word vd_aux;
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Elf64_Word vd_next;
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} Elf64_Verdef;
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typedef struct {
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Elf64_Word vda_name;
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Elf64_Word vda_next;
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} Elf64_Verdaux;
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typedef struct {
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Elf32_Half vn_version;
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Elf32_Half vn_cnt;
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Elf32_Word vn_file;
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Elf32_Word vn_aux;
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Elf32_Word vn_next;
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} Elf32_Verneed;
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typedef struct {
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Elf32_Word vna_hash;
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Elf32_Half vna_flags;
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Elf32_Half vna_other;
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Elf32_Word vna_name;
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Elf32_Word vna_next;
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} Elf32_Vernaux;
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typedef struct {
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Elf64_Half vn_version;
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Elf64_Half vn_cnt;
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Elf64_Word vn_file;
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Elf64_Word vn_aux;
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Elf64_Word vn_next;
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} Elf64_Verneed;
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typedef struct {
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Elf64_Word vna_hash;
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Elf64_Half vna_flags;
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Elf64_Half vna_other;
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Elf64_Word vna_name;
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Elf64_Word vna_next;
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} Elf64_Vernaux;
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/* Relocation table entry for relative (in section of type SHT_RELR). */
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typedef Elf32_Word Elf32_Relr;
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typedef Elf64_Xword Elf64_Relr;
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/* http://www.sco.com/developers/gabi/latest/ch5.dynamic.html */
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#define DF_ORIGIN 0x00000001
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#define DF_SYMBOLIC 0x00000002
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#define DF_TEXTREL 0x00000004
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#define DF_BIND_NOW 0x00000008
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#define DF_STATIC_TLS 0x00000010
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#define DF_1_NOW 0x00000001 /* Perform complete relocation processing. */
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#define DF_1_GLOBAL 0x00000002 /* implies RTLD_GLOBAL */
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#define DF_1_GROUP 0x00000004
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#define DF_1_NODELETE 0x00000008 /* implies RTLD_NODELETE */
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#define DF_1_LOADFLTR 0x00000010
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#define DF_1_INITFIRST 0x00000020
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#define DF_1_NOOPEN 0x00000040 /* Object can not be used with dlopen(3) */
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#define DF_1_ORIGIN 0x00000080
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#define DF_1_DIRECT 0x00000100
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#define DF_1_TRANS 0x00000200
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#define DF_1_INTERPOSE 0x00000400
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#define DF_1_NODEFLIB 0x00000800
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#define DF_1_NODUMP 0x00001000 /* Object cannot be dumped with dldump(3) */
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#define DF_1_CONFALT 0x00002000
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#define DF_1_ENDFILTEE 0x00004000
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#define DF_1_DISPRELDNE 0x00008000
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#define DF_1_DISPRELPND 0x00010000
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#define DF_1_NODIRECT 0x00020000
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#define DF_1_IGNMULDEF 0x00040000 /* Internal use */
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#define DF_1_NOKSYMS 0x00080000 /* Internal use */
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#define DF_1_NOHDR 0x00100000 /* Internal use */
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#define DF_1_EDITED 0x00200000
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#define DF_1_NORELOC 0x00400000 /* Internal use */
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#define DF_1_SYMINTPOSE 0x00800000
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#define DF_1_GLOBAUDIT 0x01000000
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#define DF_1_SINGLETON 0x02000000
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#define DF_1_STUB 0x04000000
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#define DF_1_PIE 0x08000000
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/* http://www.sco.com/developers/gabi/latest/ch5.dynamic.html */
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#define DT_BIND_NOW 24
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#define DT_INIT_ARRAY 25
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#define DT_FINI_ARRAY 26
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#define DT_INIT_ARRAYSZ 27
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#define DT_FINI_ARRAYSZ 28
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#define DT_RUNPATH 29
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#define DT_FLAGS 30
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/* glibc and BSD disagree for DT_ENCODING; glibc looks wrong. */
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#define DT_PREINIT_ARRAY 32
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#define DT_PREINIT_ARRAYSZ 33
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#define DT_RELRSZ 35
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#define DT_RELR 36
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#define DT_RELRENT 37
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#define DT_GNU_HASH 0x6ffffef5
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#define DT_TLSDESC_PLT 0x6ffffef6
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#define DT_TLSDESC_GOT 0x6ffffef7
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/* http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
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#define EI_ABIVERSION 8
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#undef EI_PAD
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#define EI_PAD 9
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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#define ELFCOMPRESS_ZLIB 1
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#define ELFCOMPRESS_LOOS 0x60000000
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#define ELFCOMPRESS_HIOS 0x6fffffff
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#define ELFCOMPRESS_LOPROC 0x70000000
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#define ELFCOMPRESS_HIPROC 0x7fffffff
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/* http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
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#define ELFOSABI_SYSV 0 /* Synonym for ELFOSABI_NONE used by valgrind. */
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#define ELFOSABI_HPUX 1
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#define ELFOSABI_NETBSD 2
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#define ELFOSABI_GNU 3 /* Synonym for ELFOSABI_LINUX. */
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#define ELFOSABI_SOLARIS 6
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#define ELFOSABI_AIX 7
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#define ELFOSABI_IRIX 8
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#define ELFOSABI_FREEBSD 9
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#define ELFOSABI_TRU64 10
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#define ELFOSABI_MODESTO 11
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#define ELFOSABI_OPENBSD 12
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#define ELFOSABI_OPENVMS 13
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#define ELFOSABI_NSK 14
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#define ELFOSABI_AROS 15
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#define ELFOSABI_FENIXOS 16
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#define ELFOSABI_CLOUDABI 17
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#define ELFOSABI_OPENVOS 18
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#define ELFOSABI_ARM_AEABI 64
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/* http://www.sco.com/developers/gabi/latest/ch4.reloc.html */
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#define ELF32_R_INFO(sym, type) ((((Elf32_Word)sym) << 8) | ((type) & 0xff))
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#define ELF64_R_INFO(sym, type) ((((Elf64_Xword)sym) << 32) | ((type) & 0xffffffff))
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/* http://www.sco.com/developers/gabi/latest/ch4.symtab.html */
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#undef ELF_ST_TYPE
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#define ELF_ST_TYPE(x) ((x) & 0xf)
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#define ELF_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf))
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#define ELF32_ST_INFO(b,t) ELF_ST_INFO(b,t)
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#define ELF64_ST_INFO(b,t) ELF_ST_INFO(b,t)
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/* http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
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#define EM_S370 9
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#define EM_VPP500 17
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#define EM_960 19
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#define EM_V800 36
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#define EM_FR20 37
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#define EM_RH32 38
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#define EM_RCE 39
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#define EM_FAKE_ALPHA 41
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#define EM_TRICORE 44
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#define EM_ARC 45
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#define EM_H8_300H 47
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#define EM_H8S 48
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#define EM_H8_500 49
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#define EM_MIPS_X 51
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#define EM_COLDFIRE 52
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#define EM_68HC12 53
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#define EM_MMA 54
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#define EM_PCP 55
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#define EM_NCPU 56
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#define EM_NDR1 57
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#define EM_STARCORE 58
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#define EM_ME16 59
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#define EM_ST100 60
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#define EM_TINYJ 61
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#define EM_PDSP 63
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#define EM_PDP10 64
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#define EM_PDP11 65
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#define EM_FX66 66
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#define EM_ST9PLUS 67
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#define EM_ST7 68
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#define EM_68HC16 69
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#define EM_68HC11 70
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#define EM_68HC08 71
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#define EM_68HC05 72
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#define EM_SVX 73
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#define EM_ST19 74
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#define EM_VAX 75
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#define EM_JAVELIN 77
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#define EM_FIREPATH 78
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#define EM_ZSP 79
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#define EM_MMIX 80
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#define EM_HUANY 81
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#define EM_PRISM 82
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#define EM_AVR 83
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#define EM_FR30 84
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#define EM_D10V 85
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#define EM_D30V 86
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#define EM_V850 87
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#define EM_MN10200 90
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#define EM_PJ 91
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#define EM_ARC_COMPACT 93
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#define EM_XTENSA 94
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#define EM_VIDEOCORE 95
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#define EM_TMM_GPP 96
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#define EM_NS32K 97
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#define EM_TPC 98
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#define EM_SNP1K 99
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#define EM_ST200 100
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#define EM_IP2K 101
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#define EM_MAX 102
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#define EM_CR 103
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#define EM_F2MC16 104
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#define EM_MSP430 105
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#define EM_SE_C33 107
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#define EM_SEP 108
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#define EM_ARCA 109
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#define EM_UNICORE 110
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#define EM_EXCESS 111
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#define EM_DXP 112
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#define EM_CRX 114
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#define EM_XGATE 115
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#define EM_C166 116
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#define EM_M16C 117
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#define EM_DSPIC30F 118
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#define EM_CE 119
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#define EM_M32C 120
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#define EM_TSK3000 131
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#define EM_RS08 132
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#define EM_SHARC 133
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#define EM_ECOG2 134
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#define EM_SCORE7 135
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#define EM_DSP24 136
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#define EM_VIDEOCORE3 137
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#define EM_LATTICEMICO32 138
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#define EM_SE_C17 139
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#define EM_TI_C2000 141
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#define EM_TI_C5500 142
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#define EM_MMDSP_PLUS 160
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#define EM_CYPRESS_M8C 161
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#define EM_R32C 162
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#define EM_TRIMEDIA 163
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#define EM_QDSP6 164
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#define EM_8051 165
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#define EM_STXP7X 166
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#define EM_NDS32 167
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#define EM_ECOG1 168
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#define EM_ECOG1X 168
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#define EM_MAXQ30 169
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#define EM_XIMO16 170
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#define EM_MANIK 171
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#define EM_CRAYNV2 172
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#define EM_RX 173
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#define EM_METAG 174
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#define EM_MCST_ELBRUS 175
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#define EM_ECOG16 176
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#define EM_CR16 177
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#define EM_ETPU 178
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#define EM_SLE9X 179
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#define EM_L10M 180
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#define EM_K10M 181
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#define EM_AVR32 185
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#define EM_STM8 186
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#define EM_TILE64 187
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#define EM_CUDA 190
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#define EM_CLOUDSHIELD 192
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#define EM_COREA_1ST 193
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#define EM_COREA_2ND 194
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#define EM_ARC_COMPACT2 195
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#define EM_OPEN8 196
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#define EM_RL78 197
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#define EM_VIDEOCORE5 198
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#define EM_78KOR 199
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#define EM_56800EX 200
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#define EM_BA1 201
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#define EM_BA2 202
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#define EM_XCORE 203
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#define EM_MCHP_PIC 204
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#define EM_INTEL205 205
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#define EM_INTEL206 206
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#define EM_INTEL207 207
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#define EM_INTEL208 208
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#define EM_INTEL209 209
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#define EM_KM32 210
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#define EM_KMX32 211
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#define EM_KMX16 212
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#define EM_KMX8 213
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#define EM_KVARC 214
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#define EM_CDP 215
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#define EM_COGE 216
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#define EM_COOL 217
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#define EM_NORC 218
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#define EM_CSR_KALIMBA 219
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#define EM_Z80 220
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#define EM_VISIUM 221
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#define EM_FT32 222
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#define EM_MOXIE 223
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#define EM_AMDGPU 224
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#define EM_RISCV 243
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/* http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
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#define ET_LOOS 0xfe00
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#define ET_HIOS 0xfeff
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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#define GRP_COMDAT 0x1
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#define GRP_MASKOS 0x0ff00000
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#define GRP_MASKPROC 0xf0000000
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/* http://www.sco.com/developers/gabi/latest/ch5.pheader.html */
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#define PF_X 0x1
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#define PF_W 0x2
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#define PF_R 0x4
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#define PF_MASKOS 0x0ff00000
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#define PF_MASKPROC 0xf0000000
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#define PT_GNU_RELRO 0x6474e552
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#define STB_LOOS 10
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#define STB_HIOS 12
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#define STB_LOPROC 13
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#define STB_HIPROC 15
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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#define SHF_MERGE 0x10
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#define SHF_STRINGS 0x20
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#define SHF_INFO_LINK 0x40
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#define SHF_LINK_ORDER 0x80
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#define SHF_OS_NONCONFORMING 0x100
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#define SHF_GROUP 0x200
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#define SHF_TLS 0x400
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#define SHF_COMPRESSED 0x800
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#define SHF_MASKOS 0x0ff00000
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#define SHF_MASKPROC 0xf0000000
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|
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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#define SHN_LOOS 0xff20
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#define SHN_HIOS 0xff3f
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#define SHN_XINDEX 0xffff
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/* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */
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#define SHT_INIT_ARRAY 14
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#define SHT_FINI_ARRAY 15
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#define SHT_PREINIT_ARRAY 16
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#define SHT_GROUP 17
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#define SHT_SYMTAB_SHNDX 18
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#define SHT_RELR 19
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#undef SHT_NUM
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#define SHT_NUM 20
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#define SHT_LOOS 0x60000000
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#define SHT_HIOS 0x6fffffff
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|
|
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/* http://www.sco.com/developers/gabi/latest/ch4.symtab.html */
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#define STN_UNDEF 0
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|
|
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/* http://www.sco.com/developers/gabi/latest/ch4.symtab.html */
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|
#define STT_GNU_IFUNC 10
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#define STT_LOOS 10
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|
#define STT_HIOS 12
|
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#define STT_LOPROC 13
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#define STT_HIPROC 15
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|
|
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/* http://www.sco.com/developers/gabi/latest/ch4.symtab.html */
|
|
#define STV_DEFAULT 0
|
|
#define STV_INTERNAL 1
|
|
#define STV_HIDDEN 2
|
|
#define STV_PROTECTED 3
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|
|
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/* The kernel uses NT_PRFPREG but glibc also offers NT_FPREGSET */
|
|
#define NT_FPREGSET NT_PRFPREG
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|
|
|
#define ELF_NOTE_GNU "GNU"
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|
|
|
#define NT_GNU_BUILD_ID 3
|
|
|
|
#define VER_FLG_BASE 0x1
|
|
#define VER_FLG_WEAK 0x2
|
|
|
|
#define VER_NDX_LOCAL 0
|
|
#define VER_NDX_GLOBAL 1
|
|
|
|
/*
|
|
* Experimental support for SHT_RELR sections. For details, see proposal
|
|
* at https://groups.google.com/forum/#!topic/generic-abi/bX460iggiKg.
|
|
*
|
|
* This was eventually replaced by SHT_RELR and DT_RELR (which are identical
|
|
* other than their different constants), but those constants are only
|
|
* supported by the OS in API levels >= 30.
|
|
*/
|
|
#define SHT_ANDROID_RELR 0x6fffff00
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|
#define DT_ANDROID_RELR 0x6fffe000
|
|
#define DT_ANDROID_RELRSZ 0x6fffe001
|
|
#define DT_ANDROID_RELRENT 0x6fffe003
|
|
#define DT_ANDROID_RELRCOUNT 0x6fffe005
|
|
|
|
/*
|
|
* Android compressed REL/RELA sections. These were generated by the relocation
|
|
* packer in old versions of Android, and can be generated directly by lld
|
|
* with https://reviews.llvm.org/D39152.
|
|
*
|
|
* This was replaced by SHT_ANDROID_RELR in API level 28 (but is supported
|
|
* in all API levels >= 23).
|
|
*/
|
|
#define SHT_ANDROID_REL 0x60000001
|
|
#define SHT_ANDROID_RELA 0x60000002
|
|
#define DT_ANDROID_REL 0x6000000f // DT_LOOS + 2
|
|
#define DT_ANDROID_RELSZ 0x60000010 // DT_LOOS + 3
|
|
#define DT_ANDROID_RELA 0x60000011 // DT_LOOS + 4
|
|
#define DT_ANDROID_RELASZ 0x60000012 // DT_LOOS + 5
|