shared libraries "lib.so and lib.dll" file: minimal how to

This post is a kind of minimal 'how to' for the shared libraries : ex. under linux mylib.so or under windows my.dll

Windows

• List library exported symbols (then functions):
  • Tool : Dll Export Viewer (nirsoft.net)
  • (visualstudio required) dumpbin /exports my.dll [not tested]

Linux

• List library exported symbols (then functions)

readelf -s /usr/lib/libspreadsheet.so |grep workbook_sheet

nm -D /usr/lib/libspreadsheet.so |grep workbook_sheet

objdump -T /usr/lib/libspreadsheet.so |grep workbook_sheet

• List library dependencies

readelf -d /usr/lib/libspreadsheet.so|grep NEEDED