IEEE1284_CLAIM

Section: Functions (3)
Updated: 07/26/2009
Index Return to Main Contents

NAME

ieee1284_claim - claim access to the port

SYNOPSIS

#include <ieee1284.h>

int ieee1284_claim(struct parport *port);

DESCRIPTION

With the exception of ieee1284_get_deviceid(3), ieee1284_claim must be called on an open port before any other libieee1284 function for accessing a device on it.

RETURN VALUE

E1284_OK

: Success. Note that, unless the F1284_EXCL flag was specified to start with, the port should be released within a lqreasonablerq amount of time.

E1284_NOMEM

: There is not enough memory.

E1284_INVALIDPORT

: The port parameter is invalid (for instance, it might not have been opened yet).

E1284_SYS

: There was a problem at the operating system level. The global variable errno has been set appropriately.

AUTHOR

Tim Waugh <twaugh@redhat.com>

: Author.