portalloc.c File Reference

Port allocator for netd. More...

Functions
void	init_free_ports (void)
	Initialization code for port allocator.
uint16_t	alloc_tcp_port (void)
	allocates a tcp port
uint16_t	alloc_udp_port (void)
	allocates a tcp port
uint16_t	alloc_specific_port (uint16_t port, net_ports_port_type_t type)
	allocates a specific port. this is the backend function for bind More...
void	free_port (uint16_t port, net_ports_port_type_t type)
	frees a port and does not care whether it is allocated before or not! More...

Detailed Description

Port allocator for netd.

This file is part of the net "daemon"

Function Documentation

uint16_t alloc_specific_port ( uint16_t  port, net_ports_port_type_t  type  )

inline

allocates a specific port. this is the backend function for bind

Parameters

port	the port number
type	UDP or TCP

Returns

0 in case port is in use and the port number other wise

void free_port ( uint16_t  port, net_ports_port_type_t  type  )

inline

frees a port and does not care whether it is allocated before or not!

Parameters

port	the port number
type	UDP or TCP