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查看so文件,readelf

WBOY
Release: 2016-06-13 10:54:55
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有时候需要查看so文件,

linux下直接readelf -a xxx.so 显示elf格式的信息,通过参数来控制显示特定信息

readelf -d filename.so  查看共享库的以来库 和搜索名字

readelf -h filename.so 显示elf头信息

[php]  

rainysia@root:/usr/lib/php5/20090626# readelf -a  odbc.so | more  

ELF Header:  

  Magic:   7f 45 4c 46 02 01 01 00 00 00 00 00 00 00 00 00   

  Class:                             ELF64  

  Data:                              2's complement, little endian  

  Version:                           1 (current)  

  OS/ABI:                            UNIX - System V  

  ABI Version:                       0  

  Type:                              DYN (Shared object file)  

  Machine:                           Advanced Micro Devices X86-64  

  Version:                           0x1  

  Entry point address:               0x4940  

  Start of program headers:          64 (bytes into file)  

  Start of section headers:          65976 (bytes into file)  

  Flags:                             0x0  

  Size of this header:               64 (bytes)  

  Size of program headers:           56 (bytes)  

  Number of program headers:         7  

  Size of section headers:           64 (bytes)  

  Number of section headers:         27  

  Section header string table index: 26  

  

Section Headers:  

  [Nr] Name              Type             Address           Offset  

 

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