SYNOPSIS

#include <address.h>

Public Member Functions

struct in_addr getNetwork (void) const
Get network address associated with this cidr.
struct in_addr getNetmask (void) const
Get network mask associated with this cidr.
struct in_addr getBroadcast (void) const
Compute the broadcast address associated with this cidr.
void set (const char *cidr)
Set the cidr from a full or partial hostname, or from an address/mask, or a host/bits specification.
IPV4Cidr (const char *cidr)
Construct a new cidr from a string.
IPV4Cidr ()
Construct an empty cidr.
IPV4Cidr (IPV4Cidr &)
Construct a copy of a cidr.
bool isMember (const struct sockaddr *saddr) const
See if a socket address is a member of this cidr's network.
bool isMember (const struct in_addr &inaddr) const
See if a low level address object is a member of this cidr's net.
bool operator== (const struct sockaddr *a) const

bool operator== (const struct in_addr &a) const

Protected Member Functions

unsigned getMask (const char *cp) const

Protected Attributes

struct in_addr netmask network

Detailed Description

The CIDR class is used to support routing tables and validate address policies.

Author:

David Sugar [email protected] Classless Internet Domain Routing

Constructor & Destructor Documentation

ost::IPV4Cidr::IPV4Cidr (const char * cidr)

Construct a new cidr from a string.

Parameters:

cidr string to use.

ost::IPV4Cidr::IPV4Cidr ()

Construct an empty cidr.

ost::IPV4Cidr::IPV4Cidr (IPV4Cidr &)

Construct a copy of a cidr.

Parameters:

cidr to copy from.

Member Function Documentation

struct in_addr ost::IPV4Cidr::getBroadcast (void) const

Compute the broadcast address associated with this cidr.

Returns:

system binary coded network address.

unsigned ost::IPV4Cidr::getMask (const char * cp) const [protected]

struct in_addr ost::IPV4Cidr::getNetmask (void) const [inline]

Get network mask associated with this cidr.

Returns:

system binary coded network mask.

struct in_addr ost::IPV4Cidr::getNetwork (void) const [inline]

Get network address associated with this cidr.

Returns:

system binary coded address.

bool ost::IPV4Cidr::isMember (const struct sockaddr * saddr) const

See if a socket address is a member of this cidr's network.

Parameters:

saddr pointer to test.

Returns:

true if member of cidr.

bool ost::IPV4Cidr::isMember (const struct in_addr & inaddr) const

See if a low level address object is a member of this cidr's net.

Parameters:

inaddr object to test.

Returns:

true if member of cidr.

bool ost::IPV4Cidr::operator== (const struct sockaddr * a) const [inline]

bool ost::IPV4Cidr::operator== (const struct in_addr & a) const [inline]

void ost::IPV4Cidr::set (const char * cidr)

Set the cidr from a full or partial hostname, or from an address/mask, or a host/bits specification.

Parameters:

cidr string to use.

Member Data Documentation

struct in_addr netmask ost::IPV4Cidr::network [protected]

Author

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