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