def net_connections(kind, _pid=-1): """Return socket connections. If pid == -1 return system-wide connections (as opposed to connections opened by one process only). """ if kind not in conn_tmap: raise ValueError("invalid %r kind argument; choose between %s" % (kind, ', '.join([repr(x) for x in conn_tmap]))) families, types = conn_tmap[kind] rawlist = cext.net_connections(_pid, families, types) ret = [] for item in rawlist: fd, fam, type, laddr, raddr, status, pid = item status = TCP_STATUSES[status] if _pid == -1: nt = _common.sconn(fd, fam, type, laddr, raddr, status, pid) else: nt = _common.pconn(fd, fam, type, laddr, raddr, status) ret.append(nt) return ret