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Direktori : /opt/cloudlinux/alt-php72/root/usr/include/php/ext/swoole/include/ |
Current File : //opt/cloudlinux/alt-php72/root/usr/include/php/ext/swoole/include/swoole_websocket.h |
/* +----------------------------------------------------------------------+ | Swoole | +----------------------------------------------------------------------+ | This source file is subject to version 2.0 of the Apache license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.apache.org/licenses/LICENSE-2.0.html | | If you did not receive a copy of the Apache2.0 license and are unable| | to obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Author: Tianfeng Han <rango@swoole.com> | +----------------------------------------------------------------------+ */ #pragma once #include "swoole_http.h" #define SW_WEBSOCKET_SEC_KEY_LEN 16 #define SW_WEBSOCKET_GUID "258EAFA5-E914-47DA-95CA-C5AB0DC85B11" #define SW_WEBSOCKET_HEADER_LEN 2 #define SW_WEBSOCKET_MASK_LEN 4 #define SW_WEBSOCKET_MASK_DATA "258E" #define SW_WEBSOCKET_EXT16_MAX_LEN 0xFFFF #define SW_WEBSOCKET_EXT16_LENGTH 0x7E #define SW_WEBSOCKET_EXT64_LENGTH 0x7F #define SW_WEBSOCKET_CLOSE_CODE_LEN 2 #define SW_WEBSOCKET_CLOSE_REASON_MAX_LEN 125 #define SW_WEBSOCKET_OPCODE_MAX swoole::websocket::OPCODE_PONG namespace swoole { namespace websocket { enum Status { STATUS_NONE = 0, STATUS_CONNECTION = 1, STATUS_HANDSHAKE = 2, STATUS_ACTIVE = 3, STATUS_CLOSING = 4, }; enum Flag { FLAG_FIN = 1 << 0, /* BC: must be 1 */ FLAG_COMPRESS = 1 << 1, // readonly for user FLAG_RSV1 = 1 << 2, FLAG_RSV2 = 1 << 3, FLAG_RSV3 = 1 << 4, FLAG_MASK = 1 << 5, // for encoder/decoder FLAG_ENCODE_HEADER_ONLY = 1 << 6, FLAGS_ALL = /* used to prevent overflow */ FLAG_FIN | FLAG_RSV1 | FLAG_RSV2 | FLAG_RSV3 | FLAG_MASK | FLAG_COMPRESS }; struct Header { /** * fin:1 rsv1:1 rsv2:1 rsv3:1 opcode:4 */ uchar OPCODE : 4; uchar RSV3 : 1; uchar RSV2 : 1; uchar RSV1 : 1; uchar FIN : 1; uchar LENGTH : 7; uchar MASK : 1; }; struct Frame { Header header; char mask_key[SW_WEBSOCKET_MASK_LEN]; uint16_t header_length; size_t payload_length; char *payload; }; #define WEBSOCKET_VERSION 13 enum Opcode { OPCODE_CONTINUATION = 0x0, OPCODE_TEXT = 0x1, OPCODE_BINARY = 0x2, OPCODE_CLOSE = 0x8, OPCODE_PING = 0x9, OPCODE_PONG = 0xa, }; enum CloseReason { CLOSE_NORMAL = 1000, CLOSE_GOING_AWAY = 1001, CLOSE_PROTOCOL_ERROR = 1002, CLOSE_DATA_ERROR = 1003, CLOSE_STATUS_ERROR = 1005, CLOSE_ABNORMAL = 1006, CLOSE_MESSAGE_ERROR = 1007, CLOSE_POLICY_ERROR = 1008, CLOSE_MESSAGE_TOO_BIG = 1009, CLOSE_EXTENSION_MISSING = 1010, CLOSE_SERVER_ERROR = 1011, CLOSE_TLS = 1015, }; static inline uchar get_flags(Frame *frame) { uchar flags = 0; if (frame->header.FIN) { flags |= FLAG_FIN; } if (frame->header.RSV1) { flags |= FLAG_RSV1; } if (frame->header.RSV2) { flags |= FLAG_RSV2; } if (frame->header.RSV3) { flags |= FLAG_RSV3; } if (frame->header.MASK) { flags |= FLAG_MASK; } return flags; } static inline uchar set_flags(uchar fin, uchar mask, uchar rsv1, uchar rsv2, uchar rsv3) { uchar flags = 0; if (fin) { flags |= FLAG_FIN; } if (mask) { flags |= FLAG_MASK; } if (rsv1) { flags |= FLAG_RSV1; } if (rsv2) { flags |= FLAG_RSV2; } if (rsv3) { flags |= FLAG_RSV3; } return flags; } bool encode(String *buffer, const char *data, size_t length, char opcode, uint8_t flags); bool decode(Frame *frame, char *data, size_t length); int pack_close_frame(String *buffer, int code, char *reason, size_t length, uint8_t flags); void print_frame(Frame *frame); static inline bool decode(Frame *frame, String *str) { return decode(frame, str->str, str->length); } ssize_t get_package_length(const Protocol *protocol, network::Socket *conn, PacketLength *pl); int dispatch_frame(const Protocol *protocol, network::Socket *conn, const RecvData *rdata); } // namespace websocket } // namespace swoole