Duidev Software House
95 lines
3.1 KiB
PHP
95 lines
3.1 KiB
PHP
<?php
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/**
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* PHP-Serial: Serial port access convenience class (https://github.com/fawno/PHP-serial)
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* Copyright (c) Fernando Herrero (https://github.com/alpha)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Fernando Herrero (https://github.com/alpha)
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* @link https://github.com/fawno/PHP-serial PHP-Serial
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* @since 0.0.1
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* @license https://opensource.org/licenses/mit-license.php MIT License
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*/
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declare(strict_types=1);
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namespace Fawno\PhpSerial;
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use Fawno\PhpSerial\Serial;
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use Fawno\PhpSerial\SerialException;
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/**
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* SerialDio class provides serial connection using php-dio extension
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*
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* @package Fawno\PhpSerial
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* @uses Fawno\PhpSerial\Serial Provides general serial methods
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* @uses Fawno\PhpSerial\SerialException Provides custom exception
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* @used-by Fawno\PhpSerial\SerialFile
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*/
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function dio_serial(string $filename, string $mode, ?array $options) {
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}
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function dio_raw(string $filename, string $mode, ?array $options) {
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}
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class SerialDio extends Serial {
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/**
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* Binds a named resource, specified by setDevice, to a stream.
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*
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* @param string $mode
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* The mode parameter specifies the type of access you require to the stream (as `fopen()`).
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*
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* @return SerialDio
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* @throws SerialException
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*/
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public function open (string $mode = 'r+b') : SerialDio {
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parent::open($mode);
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error_clear_last();
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$this->_serial = dio_serial($this->_device, $mode, $this->_options);
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if (!is_resource($this->_serial)) {
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$error = error_get_last();
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if (is_array($error)) {
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$error = new SerialException($error['message'], 0, $error['type'], $error['file'], $error['line']);
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throw new SerialException(sprintf('Unable to open the device %s', $this->_device), 0, E_ERROR, null, null, $error);
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}
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throw new SerialException(sprintf('Unable to open the device %s', $this->_device));
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}
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return $this;
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}
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/**
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* Binds a named resource, specified by setDevice, to a raw stream.
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*
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* @param string $mode
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* The mode parameter specifies the type of access you require to the stream (as `fopen()`).
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*
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* @return SerialDio
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* @throws SerialException
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*/
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public function open_raw (string $mode = 'r+b') : SerialDio {
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parent::open($mode);
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error_clear_last();
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$this->_serial = dio_raw($this->_device, $mode, $this->_options);
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if (!is_resource($this->_serial)) {
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$error = error_get_last();
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if (is_array($error)) {
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$error = new SerialException($error['message'], 0, $error['type'], $error['file'], $error['line']);
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throw new SerialException(sprintf('Unable to open the device %s', $this->_device), 0, E_ERROR, null, null, $error);
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}
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throw new SerialException(sprintf('Unable to open the device %s', $this->_device));
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}
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return $this;
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}
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}
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