PHP code example of symplely / zend-ffi

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

symplely / zend-ffi example snippets

declare(strict_types=1);

rsModule extends \StandardModule
{
    protected string $module_version = '0.4';

    //Represents ZEND_DECLARE_MODULE_GLOBALS macro.
    protected string $global_type = 'unsigned int[10]';

    // Do module startup?
    protected bool $m_startup = true;
    protected bool $r_startup = true;

    // Represents PHP_MINIT_FUNCTION() macro.
    public function module_startup(int $type, int $module_number): int
    {
        echo 'module_startup' . \PHP_EOL;
        return \ZE::SUCCESS;
    }

    // Represents PHP_RINIT_FUNCTION() macro.
    public function request_startup(...$args): int
    {
        echo 'request_startup' . \PHP_EOL;
        $data = $this->get_globals();
        $data[5] = 25;
        return \ZE::SUCCESS;
    }

    // Represents PHP_GINIT_FUNCTION() macro.
    public function global_startup(\FFI\CData $memory): void
    {
        if (\PHP_ZTS) {
            \tsrmls_activate();
        }

        echo 'global_startup' . \PHP_EOL;
        \FFI::memset($this->get_globals(), 0, $this->globals_size());
    }
}

$module = new SimpleCountersModule();
if (!$module->is_registered()) {
    $module->register();
    $module->startup();
}

// Represents ZEND_MODULE_GLOBALS_ACCESSOR() macro.
$data = $module->get_globals();
$module->get_globals('4', 20);
$data[0] = 5;
$data[9] = 15;
var_dump($data);

ob_start();
phpinfo(8);
$value = ob_get_clean();

preg_match('/simple_counters support => enabled/', $value, $matches);
var_dump($matches[0]);

function headers_sent_reset()
{
    zend_sg('headers_sent', 0);
}

echo 'any non-buffered output';
var_dump(headers_sent()); // true

headers_sent_reset();
var_dump(headers_sent()); // false

// This would have otherwise produced warning/errors!
header('Location: http://www.example.com/');

ini
extension=ffi
extension=openssl
extension=sockets

zend_extension=opcache

[opcache]
; Determines if Zend OPCache is enabled
opcache.enable=1

; Determines if Zend OPCache is enabled for the CLI version of PHP
opcache.enable_cli=1

[ffi]
; FFI API restriction. Possible values:
; "preload" - enabled in CLI scripts and preloaded files (default)
; "false"   - always disabled
; "true"    - always enabled
ffi.enable="true"

; List of headers files to preload, wildcard patterns allowed. `ffi.preload` has no effect on Windows.
; See headers directory for `your-php-version`, this feature is untested, since not enabled for Windows.
;ffi.preload=path/to/vendor/symplely/zend-ffi/headers/ze(your-php-version).h

;This feature is untested.
;opcache.preload==path/to/vendor/symplely/zend-ffi/preload.php