查看so文件,readelf

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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

rainysia@root:/usr/lib/php5/20090626# readelf -a  odbc.so | moreELF 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: 26Section Headers:  [Nr] Name              Type             Address           Offset