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inet_network()

Convert a string into an Internet network number

Synopsis:

#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

unsigned long inet_network( const char * cp );

Arguments:

cp

A pointer to a string representing an Internet address.

Library:

libsocket

Use the -l socket option to qcc to link against this library.

Description:

The inet_network() routine converts a string representing an IPv4 Internet address (for example, "127.0.0.1") into a numeric Internet network number.

All Internet addresses are returned in network order (bytes are ordered from left to right). All network numbers and local address parts are returned as machine-format integer values. For more information on Internet addresses, see inet_net_ntop().

Returns:

An Internet network number, or INADDR_NONE if an error occurs.

Classification:

QNX Neutrino

Safety:
Cancellation point	No
Interrupt handler	No
Signal handler	Yes
Thread	Yes

See also:

inet_addr(), inet_aton()

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