PHP code example of symplely / uv-ffi

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

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

    

symplely / uv-ffi example snippets

$loop = uv_default_loop();
define('DEFAULT_PORT', 7000);
define('DEFAULT_BACKLOG', 128);

$echo_write = function (UV $req, int $status) {
    if ($status) {
        printf("Write error %s\n", uv_strerror($status));
    }

    print "Got a connection!\n";
};

$echo_read = function (UVStream $client, int $nRead, string $buf = null) use ($echo_write) {
    if ($nRead > 0) {
        uv_write($client, $buf, $echo_write);
        return;
    }

    if ($nRead < 0) {
        if ($nRead != UV::EOF)
            printf("Read error %s\n", uv_err_name($nRead));

        uv_close($client);
    }
};

$on_new_connection = function (UVStream $server, int $status) use ($echo_read, $loop) {
    if ($status < 0) {
        printf("New connection error %s\n", uv_strerror($status));
        // error!
        return;
    }

    $client = uv_tcp_init($loop);
    if (uv_accept($server, $client) == 0) {
        uv_read_start($client, $echo_read);
    } else {
        uv_close($client);
    }
};

$server = uv_tcp_init($loop);

$addr = uv_ip4_addr("0.0.0.0", DEFAULT_PORT);

uv_tcp_bind($server, $addr);
$r = uv_listen($server, DEFAULT_BACKLOG, $on_new_connection);
if ($r) {
    printf("Listen error %s\n", uv_strerror($r));
    return 1;
}

uv_run($loop, UV::RUN_DEFAULT);

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.
; Replace `your-platform` with: windows, centos7, centos8+, macos, pi, ubuntu18.04, or ubuntu20.04
; This feature is untested, since not enabled for Windows.
;ffi.preload=path/to/vendor/symplely/uv-ffi/headers/uv_your-platform_generated.h

;This feature is untested, since not enabled for Windows.
;opcache.preload==path/to/vendor/symplely/uv-ffi/preload.php