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PHP gupnp_context_timeout_add

PHP original manual for gupnp_context_timeout_add [ show | php.net ]

gupnp_context_timeout_add

(PECL gupnp >= 0.1.0)

gupnp_context_timeout_add — Sets a function to be called at regular intervals

Description

bool gupnp_context_timeout_add ( resource $context , int $timeout , mixed $callback [, mixed $arg ] )

Sets a function to be called at regular intervals.

Parameters

context

A context identifier, returned by gupnp_context_new().

timeout

A timeout in miliseconds.

callback

The callback function calling every timeout period of time. Typically, callback function takes on arg parameter.

arg

User data for callback.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 Create new UPnP context and set callback

<?php

$user_data = "user data";

function timeout_cb($arg)
{
    printf("Call timeout_cb, user data: '%s'", $arg);
    return true;
}

/* Create the UPnP context */
$context = gupnp_context_new();

if (!$context) {
 die("Error creating the GUPnP context\n");
}

/* Create root device */
$dev = gupnp_root_device_new($context, "/devicedesc.xml");

/* Set callback for timeout */
gupnp_context_timeout_add($context, 5000, "timeout_cb", $user_data);

/* Run the main loop */
gupnp_root_device_start($dev);

?>

Errors/Exceptions

Issues E_WARNING with not valid callback function.

See Also