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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      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  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 #ifndef _ELF_H
     29 #define _ELF_H
     30 
     31 #include <linux/auxvec.h>
     32 #include <linux/elf.h>
     33 #include <linux/elf-em.h>
     34 
     35 #include <machine/elf_machdep.h>
     36 
     37 typedef struct {
     38   __u32 a_type;
     39   union {
     40     __u32 a_val;
     41   } a_un;
     42 } Elf32_auxv_t;
     43 
     44 typedef struct {
     45   __u64 a_type;
     46   union {
     47     __u64 a_val;
     48   } a_un;
     49 } Elf64_auxv_t;
     50 
     51 #define DF_ORIGIN     0x00000001
     52 #define DF_SYMBOLIC   0x00000002
     53 #define DF_TEXTREL    0x00000004
     54 #define DF_BIND_NOW   0x00000008
     55 #define DF_STATIC_TLS 0x00000010
     56 
     57 #define DF_1_NOW        0x00000001 // Perform complete relocation processing.
     58 #define DF_1_GLOBAL     0x00000002 // implies RTLD_GLOBAL
     59 #define DF_1_GROUP      0x00000004
     60 #define DF_1_NODELETE   0x00000008 // implies RTLD_NODELETE
     61 #define DF_1_LOADFLTR   0x00000010
     62 #define DF_1_INITFIRST  0x00000020
     63 #define DF_1_NOOPEN     0x00000040 // Object can not be used with dlopen(3)
     64 #define DF_1_ORIGIN     0x00000080
     65 #define DF_1_DIRECT     0x00000100
     66 #define DF_1_TRANS      0x00000200
     67 #define DF_1_INTERPOSE  0x00000400
     68 #define DF_1_NODEFLIB   0x00000800
     69 #define DF_1_NODUMP     0x00001000 // Object cannot be dumped with dldump(3)
     70 #define DF_1_CONFALT    0x00002000
     71 #define DF_1_ENDFILTEE  0x00004000
     72 #define DF_1_DISPRELDNE 0x00008000
     73 #define DF_1_DISPRELPND 0x00010000
     74 #define DF_1_NODIRECT   0x00020000
     75 #define DF_1_IGNMULDEF  0x00040000 // Internal use
     76 #define DF_1_NOKSYMS    0x00080000 // Internal use
     77 #define DF_1_NOHDR      0x00100000 // Internal use
     78 #define DF_1_EDITED     0x00200000
     79 #define DF_1_NORELOC    0x00400000 // Internal use
     80 #define DF_1_SYMINTPOSE 0x00800000
     81 #define DF_1_GLOBAUDIT  0x01000000
     82 #define DF_1_SINGLETON  0x02000000
     83 #define DF_1_STUB       0x04000000
     84 #define DF_1_PIE        0x08000000
     85 
     86 #define DT_BIND_NOW 24
     87 #define DT_INIT_ARRAY 25
     88 #define DT_FINI_ARRAY 26
     89 #define DT_INIT_ARRAYSZ 27
     90 #define DT_FINI_ARRAYSZ 28
     91 #define DT_RUNPATH 29
     92 #define DT_FLAGS 30
     93 /* glibc and BSD disagree for DT_ENCODING; glibc looks wrong. */
     94 #define DT_PREINIT_ARRAY 32
     95 #define DT_PREINIT_ARRAYSZ 33
     96 
     97 #define ELFOSABI_SYSV 0 /* Synonym for ELFOSABI_NONE used by valgrind. */
     98 
     99 #define PT_GNU_RELRO 0x6474e552
    100 
    101 #define STB_LOOS      10
    102 #define STB_HIOS      12
    103 #define STB_LOPROC    13
    104 #define STB_HIPROC    15
    105 
    106 #define STT_GNU_IFUNC 10
    107 #define STT_LOOS      10
    108 #define STT_HIOS      12
    109 #define STT_LOPROC    13
    110 #define STT_HIPROC    15
    111 
    112 #endif /* _ELF_H */
    113