Linux API to determine sockets owned by a process

Question

Is there a Linux library that will enable me to tell what IP sockets are owned by what processes? I guess I\'m looking for the programmatic equivalent of lsof -i

Answer 1

You can read them from proc filesystem. The 'files' you probably want to look at are found in /proc//net (namely tcp, udp, unix)

Here's some examples on using the proc filesystem