prefix4.cc File Reference

IPv4 Route/Prefix related utilities. More...

#include "prefix4.h"
#include "value-op.h"
#include <arpa/inet.h>

Include dependency graph for prefix4.cc:

Go to the source code of this file.

Functions
uint32_t	libbgp::cidr_to_mask (uint8_t cidr)
	Convert netmask in CIDR notation to network bytes integer. More...

Variables
const uint32_t	libbgp::CIDR_MASK_MAP [33]

Detailed Description

IPv4 Route/Prefix related utilities.

Author

Nato Morichika nat@n.nosp@m.at.m.nosp@m.oe

Version

0.1

Date

2019-07-21

Copyright

Copyright (c) 2019

Definition in file prefix4.cc.

Function Documentation

cidr_to_mask()

uint32_t libbgp::cidr_to_mask

(

uint8_t

cidr

)

Convert netmask in CIDR notation to network bytes integer.

Parameters

cidr	The netmask in CIDR notation.

Returns

uint32_t The netmask in network byte order.

Exceptions

bad_route_length

Netmask invalid.

Definition at line 33 of file prefix4.cc.

References libbgp::cidr_to_mask().

Referenced by libbgp::cidr_to_mask().

Variable Documentation

CIDR_MASK_MAP

const uint32_t libbgp::CIDR_MASK_MAP[33]

Initial value:

= { 
    0x00000000, 0x00000080, 0x000000c0, 0x000000e0, 0x000000f0, 0x000000f8, 
    0x000000fc, 0x000000fe, 0x000000ff, 0x000080ff, 0x0000c0ff, 0x0000e0ff, 
    0x0000f0ff, 0x0000f8ff, 0x0000fcff, 0x0000feff, 0x0000ffff, 0x0080ffff, 
    0x00c0ffff, 0x00e0ffff, 0x00f0ffff, 0x00f8ffff, 0x00fcffff, 0x00feffff, 
    0x00ffffff, 0x80ffffff, 0xc0ffffff, 0xe0ffffff, 0xf0ffffff, 0xf8ffffff, 
    0xfcffffff, 0xfeffffff, 0xffffffff
}

Definition at line 17 of file prefix4.cc.