/* * Copyright (C) 2008 The Android Open Source Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 * COPYRIGHT OWNER 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. */ #pragma once #include #include #include #undef EI_PAD #include #include /* http://www.sco.com/developers/gabi/latest/ch4.intro.html */ typedef __u64 Elf32_Xword; typedef __s64 Elf32_Sxword; typedef struct { __u32 a_type; union { __u32 a_val; } a_un; } Elf32_auxv_t; typedef struct { __u64 a_type; union { __u64 a_val; } a_un; } Elf64_auxv_t; /* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */ typedef struct { Elf32_Word ch_type; Elf32_Word ch_size; Elf32_Word ch_addralign; } Elf32_Chdr; typedef struct { Elf64_Word ch_type; Elf64_Word ch_reserved; Elf64_Xword ch_size; Elf64_Xword ch_addralign; } Elf64_Chdr; typedef struct { Elf32_Word l_name; Elf32_Word l_time_stamp; Elf32_Word l_checksum; Elf32_Word l_version; Elf32_Word l_flags; } Elf32_Lib; typedef struct { Elf64_Word l_name; Elf64_Word l_time_stamp; Elf64_Word l_checksum; Elf64_Word l_version; Elf64_Word l_flags; } Elf64_Lib; typedef struct { Elf32_Xword m_value; Elf32_Word m_info; Elf32_Word m_poffset; Elf32_Half m_repeat; Elf32_Half m_stride; } Elf32_Move; typedef struct { Elf64_Xword m_value; Elf64_Xword m_info; Elf64_Xword m_poffset; Elf64_Half m_repeat; Elf64_Half m_stride; } Elf64_Move; typedef __u16 Elf32_Section; typedef __u16 Elf64_Section; typedef struct { Elf32_Half si_boundto; Elf32_Half si_flags; } Elf32_Syminfo; typedef struct { Elf64_Half si_boundto; Elf64_Half si_flags; } Elf64_Syminfo; typedef Elf32_Half Elf32_Versym; typedef Elf64_Half Elf64_Versym; typedef struct { Elf32_Half vd_version; Elf32_Half vd_flags; Elf32_Half vd_ndx; Elf32_Half vd_cnt; Elf32_Word vd_hash; Elf32_Word vd_aux; Elf32_Word vd_next; } Elf32_Verdef; typedef struct { Elf32_Word vda_name; Elf32_Word vda_next; } Elf32_Verdaux; typedef struct { Elf64_Half vd_version; Elf64_Half vd_flags; Elf64_Half vd_ndx; Elf64_Half vd_cnt; Elf64_Word vd_hash; Elf64_Word vd_aux; Elf64_Word vd_next; } Elf64_Verdef; typedef struct { Elf64_Word vda_name; Elf64_Word vda_next; } Elf64_Verdaux; typedef struct { Elf32_Half vn_version; Elf32_Half vn_cnt; Elf32_Word vn_file; Elf32_Word vn_aux; Elf32_Word vn_next; } Elf32_Verneed; typedef struct { Elf32_Word vna_hash; Elf32_Half vna_flags; Elf32_Half vna_other; Elf32_Word vna_name; Elf32_Word vna_next; } Elf32_Vernaux; typedef struct { Elf64_Half vn_version; Elf64_Half vn_cnt; Elf64_Word vn_file; Elf64_Word vn_aux; Elf64_Word vn_next; } Elf64_Verneed; typedef struct { Elf64_Word vna_hash; Elf64_Half vna_flags; Elf64_Half vna_other; Elf64_Word vna_name; Elf64_Word vna_next; } Elf64_Vernaux; /* Relocation table entry for relative (in section of type SHT_RELR). */ typedef Elf32_Word Elf32_Relr; typedef Elf64_Xword Elf64_Relr; /* http://www.sco.com/developers/gabi/latest/ch5.dynamic.html */ #define DF_1_NOW 0x00000001 /* Perform complete relocation processing. */ #define DF_1_GROUP 0x00000004 #define DF_1_INITFIRST 0x00000020 #define DF_1_DIRECT 0x00000100 #define DF_1_TRANS 0x00000200 #define DF_1_NODUMP 0x00001000 /* Object cannot be dumped with dldump(3) */ #define DF_1_CONFALT 0x00002000 #define DF_1_ENDFILTEE 0x00004000 #define DF_1_DISPRELDNE 0x00008000 #define DF_1_DISPRELPND 0x00010000 #define DF_1_NODIRECT 0x00020000 #define DF_1_IGNMULDEF 0x00040000 /* Internal use */ #define DF_1_NOKSYMS 0x00080000 /* Internal use */ #define DF_1_NOHDR 0x00100000 /* Internal use */ #define DF_1_EDITED 0x00200000 #define DF_1_NORELOC 0x00400000 /* Internal use */ #define DF_1_SYMINTPOSE 0x00800000 #define DF_1_GLOBAUDIT 0x01000000 #define DF_1_SINGLETON 0x02000000 #define DF_1_STUB 0x04000000 /* http://www.sco.com/developers/gabi/latest/ch4.reloc.html */ #define ELF32_R_INFO(sym, type) ((((Elf32_Word)sym) << 8) | ((type) & 0xff)) #define ELF64_R_INFO(sym, type) ((((Elf64_Xword)sym) << 32) | ((type) & 0xffffffff)) /* http://www.sco.com/developers/gabi/latest/ch4.symtab.html */ #define ELF_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf)) #define ELF32_ST_INFO(b,t) ELF_ST_INFO(b,t) #define ELF64_ST_INFO(b,t) ELF_ST_INFO(b,t) /* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */ #define GRP_MASKOS 0x0ff00000 #define GRP_MASKPROC 0xf0000000 /* http://www.sco.com/developers/gabi/latest/ch4.sheader.html */ /* * Standard replacement for SHT_ANDROID_RELR. */ #define SHT_RELR 19 #undef SHT_NUM #define SHT_NUM 20 /* * 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 #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 /* arm64 psabi. */ /* TODO: upstreamed to FreeBSD as https://github.com/freebsd/freebsd-src/pull/1141/. */ #define DT_AARCH64_MEMTAG_MODE 0x70000009 #define DT_AARCH64_MEMTAG_HEAP 0x7000000b #define DT_AARCH64_MEMTAG_STACK 0x7000000c #define DT_AARCH64_MEMTAG_GLOBALS 0x7000000d #define DT_AARCH64_MEMTAG_GLOBALSSZ 0x7000000f /* Linux traditionally doesn't have the trailing 64 that BSD has on these. */ #define R_AARCH64_TLS_DTPREL R_AARCH64_TLS_DTPREL64 #define R_AARCH64_TLS_DTPMOD R_AARCH64_TLS_DTPMOD64 #define R_AARCH64_TLS_TPREL R_AARCH64_TLS_TPREL64 /* TODO: upstream these to FreeBSD? */ #define R_ARM_TLS_DESC 13 #define R_ARM_IRELATIVE 160 /* riscv64 psabi. */ /* FreeBSD is missing these, found in * https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-elf.adoc#relocations * so I've sent https://github.com/freebsd/freebsd-src/pull/1141 upstream. */ #define R_RISCV_TLSDESC 12 #define R_RISCV_PLT32 59 #define R_RISCV_SET_ULEB128 60 #define R_RISCV_SUB_ULEB128 61 #define R_RISCV_TLSDESC_HI20 62 #define R_RISCV_TLSDESC_LOAD_LO12 63 #define R_RISCV_TLSDESC_ADD_LO12 64 #define R_RISCV_TLSDESC_CALL 65 /* https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-elf.adoc#program-header-table */ #define PT_RISCV_ATTRIBUTES 0x70000003 /* https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-elf.adoc#section-types */ #define SHT_RISCV_ATTRIBUTES 0x70000003 /* FreeBSD spells this slightly differently to Linux. Linux is correct according to * https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-elf.adoc#file-header * so I've sent https://github.com/freebsd/freebsd-src/pull/1148 upstream. */ #define EF_RISCV_FLOAT_ABI EF_RISCV_FLOAT_ABI_MASK /* FreeBSD spells this slightly differently to Linux. */ #define R_X86_64_JUMP_SLOT R_X86_64_JMP_SLOT