45 lines
1.6 KiB
PHP
45 lines
1.6 KiB
PHP
<?php
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declare(strict_types=1);
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namespace LayLink\Protocol;
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final class FrameType
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{
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public const AUTH = 'AUTH';
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public const AUTH_OK = 'AUTH_OK';
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public const AUTH_FAIL = 'AUTH_FAIL';
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public const PING = 'PING';
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public const PONG = 'PONG';
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public const OPEN = 'OPEN';
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public const OPEN_OK = 'OPEN_OK';
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public const OPEN_FAIL = 'OPEN_FAIL';
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public const DATA = 'DATA';
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public const UDP_DATA = 'UDP_DATA';
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public const CLOSE = 'CLOSE';
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public const ERROR = 'ERROR';
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public const WINDOW = 'WINDOW';
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/**
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* @return array<string, string>
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*/
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public static function descriptions(): array
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{
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return [
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self::AUTH => 'Agent authenticates to POP Server.',
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self::AUTH_OK => 'POP Server accepts Agent authentication.',
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self::AUTH_FAIL => 'POP Server rejects Agent authentication.',
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self::PING => 'Agent heartbeat to POP Server.',
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self::PONG => 'POP Server heartbeat response.',
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self::OPEN => 'Client Agent asks POP Server to open an authorized target stream.',
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self::OPEN_OK => 'POP Server confirms target stream is open.',
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self::OPEN_FAIL => 'POP Server rejects or fails target stream opening.',
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self::DATA => 'Bidirectional stream bytes, base64 encoded in MVP.',
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self::UDP_DATA => 'Bidirectional UDP datagram relay, base64 encoded in MVP.',
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self::CLOSE => 'Either side closes a stream session.',
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self::ERROR => 'Explicit protocol or session error.',
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self::WINDOW => 'Flow-control window update, reserved for backpressure.',
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];
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}
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}
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