michael@0: // Copyright (c) 2012, Google Inc.
michael@0: // All rights reserved.
michael@0: //
michael@0: // Redistribution and use in source and binary forms, with or without
michael@0: // modification, are permitted provided that the following conditions are
michael@0: // met:
michael@0: //
michael@0: //     * Redistributions of source code must retain the above copyright
michael@0: // notice, this list of conditions and the following disclaimer.
michael@0: //     * Redistributions in binary form must reproduce the above
michael@0: // copyright notice, this list of conditions and the following disclaimer
michael@0: // in the documentation and/or other materials provided with the
michael@0: // distribution.
michael@0: //     * Neither the name of Google Inc. nor the names of its
michael@0: // contributors may be used to endorse or promote products derived from
michael@0: // this software without specific prior written permission.
michael@0: //
michael@0: // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0: // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0: // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0: // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
michael@0: // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
michael@0: // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
michael@0: // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0: // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0: // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0: // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0: // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0: 
michael@0: #ifndef GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_ELF_H
michael@0: #define GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_ELF_H
michael@0: 
michael@0: #include <stdint.h>
michael@0: #include <libgen.h>
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: extern "C" {
michael@0: #endif  // __cplusplus
michael@0: 
michael@0: // The Android <elf.h> provides BSD-based definitions for the ElfXX_Nhdr
michael@0: // types 
michael@0: // always source-compatible with the GLibc/kernel ones. To overcome this
michael@0: // issue without modifying a lot of code in Breakpad, use an ugly macro
michael@0: // renaming trick with #include_next
michael@0: 
michael@0: // Avoid conflict with BSD-based definition of ElfXX_Nhdr.
michael@0: // Unfortunately, their field member names do not use a 'n_' prefix.
michael@0: #define Elf32_Nhdr   __bsd_Elf32_Nhdr
michael@0: #define Elf64_Nhdr   __bsd_Elf64_Nhdr
michael@0: 
michael@0: // In case they are defined by the NDK version
michael@0: #define Elf32_auxv_t  __bionic_Elf32_auxv_t
michael@0: #define Elf64_auxv_t  __bionic_Elf64_auxv_t
michael@0: 
michael@0: #define Elf32_Dyn     __bionic_Elf32_Dyn
michael@0: #define Elf64_Dyn     __bionic_Elf64_Dyn
michael@0: 
michael@0: #include_next <elf.h>
michael@0: 
michael@0: #undef Elf32_Nhdr
michael@0: #undef Elf64_Nhdr
michael@0: 
michael@0: typedef struct {
michael@0:   Elf32_Word n_namesz;
michael@0:   Elf32_Word n_descsz;
michael@0:   Elf32_Word n_type;
michael@0: } Elf32_Nhdr;
michael@0: 
michael@0: typedef struct {
michael@0:   Elf64_Word n_namesz;
michael@0:   Elf64_Word n_descsz;
michael@0:   Elf64_Word n_type;
michael@0: } Elf64_Nhdr;
michael@0: 
michael@0: #undef Elf32_auxv_t
michael@0: #undef Elf64_auxv_t
michael@0: 
michael@0: typedef struct {
michael@0:     uint32_t a_type;
michael@0:     union {
michael@0:       uint32_t a_val;
michael@0:     } a_un;
michael@0: } Elf32_auxv_t;
michael@0: 
michael@0: typedef struct {
michael@0:     uint64_t a_type;
michael@0:     union {
michael@0:       uint64_t a_val;
michael@0:     } a_un;
michael@0: } Elf64_auxv_t;
michael@0: 
michael@0: #undef Elf32_Dyn
michael@0: #undef Elf64_Dyn
michael@0: 
michael@0: typedef struct {
michael@0:   Elf32_Sword   d_tag;
michael@0:   union {
michael@0:     Elf32_Word  d_val;
michael@0:     Elf32_Addr  d_ptr;
michael@0:   } d_un;
michael@0: } Elf32_Dyn;
michael@0: 
michael@0: typedef struct {
michael@0:   Elf64_Sxword   d_tag;
michael@0:   union {
michael@0:     Elf64_Xword  d_val;
michael@0:     Elf64_Addr   d_ptr;
michael@0:   } d_un;
michael@0: } Elf64_Dyn;
michael@0: 
michael@0: 
michael@0: // __WORDSIZE is GLibc-specific and used by Google Breakpad on Linux.
michael@0: // All Android platforms are 32-bit for now.
michael@0: #ifndef __WORDSIZE
michael@0: #define __WORDSIZE 32
michael@0: #endif
michael@0: 
michael@0: // The Android headers don't always define this constant.
michael@0: #ifndef EM_X86_64
michael@0: #define EM_X86_64  62
michael@0: #endif
michael@0: 
michael@0: #ifndef EM_PPC64
michael@0: #define EM_PPC64   21
michael@0: #endif
michael@0: 
michael@0: #ifndef EM_S390
michael@0: #define EM_S390    22
michael@0: #endif
michael@0: 
michael@0: #if !defined(AT_SYSINFO_EHDR)
michael@0: #define AT_SYSINFO_EHDR 33
michael@0: #endif
michael@0: 
michael@0: #if !defined(NT_PRSTATUS)
michael@0: #define NT_PRSTATUS 1
michael@0: #endif
michael@0: 
michael@0: #if !defined(NT_PRPSINFO)
michael@0: #define NT_PRPSINFO 3
michael@0: #endif
michael@0: 
michael@0: #if !defined(NT_AUXV)
michael@0: #define NT_AUXV   6
michael@0: #endif
michael@0: 
michael@0: #if !defined(NT_PRXFPREG)
michael@0: #define NT_PRXFPREG 0x46e62b7f
michael@0: #endif
michael@0: 
michael@0: #if !defined(NT_FPREGSET)
michael@0: #define NT_FPREGSET 2
michael@0: #endif
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: }  // extern "C"
michael@0: #endif  // __cplusplus
michael@0: 
michael@0: #endif  // GOOGLE_BREAKPAD_COMMON_ANDROID_INCLUDE_ELF_H