查看可执行程序的信息readelf

readelf 负责显示ELF文件的信息

Usage: readelf <option(s)> elf-file(s) Display information about the contents of ELF format files Options are: -a --all 全部 Equivalent to: -h -l -S -s -r -d -V -A -I -h --file-header 文件头 Display the ELF file header -l --program-headers 程序 Display the program headers --segments An alias for --program-headers -S --section-headers 段头 Display the sections' header --sections An alias for --section-headers -e --headers 全部头 Equivalent to: -h -l -S -s --syms 符号表 Display the symbol table --symbols An alias for --syms -n --notes 内核注释 Display the core notes (if present) -r --relocs 重定位 Display the relocations (if present) -u --unwind Display the unwind info (if present) -d --dynamic 动态段 Display the dynamic segment (if present) -V --version-info 版本 Display the version sections (if present) -A --arch-specific CPU构架 Display architecture specific information (if any). -D --use-dynamic 动态段 Use the dynamic section info when displaying symbols -x --hex-dump=<number> 显示 段内内容Dump the contents of section <number> -w[liaprmfFso] or --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str,=loc] 显示DWARF2调试段内容 Display the contents of DWARF2 debug sections -I --histogram Display histogram of bucket list lengths -W --wide 宽行输出 Allow output width to exceed 80 characters -H --help Display this information -v --version Display the version number of readelf