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Direktori : /opt/cloudlinux/alt-php71/root/usr/include/php/ext/swoole/include/ |
Current File : //opt/cloudlinux/alt-php71/root/usr/include/php/ext/swoole/include/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 <mikan.tenny@gmail.com> | +----------------------------------------------------------------------+ */ #ifndef SW_WEBSOCKET_H_ #define SW_WEBSOCKET_H_ #include "http.h" SW_EXTERN_C_BEGIN #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 WEBSOCKET_OPCODE_PONG enum swWebsocket_status { WEBSOCKET_STATUS_NONE = 0, WEBSOCKET_STATUS_CONNECTION = 1, WEBSOCKET_STATUS_HANDSHAKE = 2, WEBSOCKET_STATUS_ACTIVE = 3, WEBSOCKET_STATUS_CLOSING = 4, }; enum swWebSocket_frame_flag { SW_WEBSOCKET_FLAG_FIN = 1 << 0, /* BC: must be 1 */ SW_WEBSOCKET_FLAG_COMPRESS = 1 << 1, /* readonly for user */ SW_WEBSOCKET_FLAG_RSV1 = 1 << 2, SW_WEBSOCKET_FLAG_RSV2 = 1 << 3, SW_WEBSOCKET_FLAG_RSV3 = 1 << 4, SW_WEBSOCKET_FLAG_MASK = 1 << 5, }; enum swWebSocket_frame_union_flag { SW_WEBSOCKET_FLAGS_ALL = /* used to prevent overflow */ SW_WEBSOCKET_FLAG_FIN | SW_WEBSOCKET_FLAG_RSV1 | SW_WEBSOCKET_FLAG_RSV2 | SW_WEBSOCKET_FLAG_RSV3 | SW_WEBSOCKET_FLAG_MASK | SW_WEBSOCKET_FLAG_COMPRESS }; typedef struct { /** * 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; } swWebSocket_frame_header; typedef struct { swWebSocket_frame_header header; char mask_key[SW_WEBSOCKET_MASK_LEN]; uint16_t header_length; size_t payload_length; char *payload; } swWebSocket_frame; #define WEBSOCKET_VERSION 13 enum swWebsocket_opcode { WEBSOCKET_OPCODE_CONTINUATION = 0x0, WEBSOCKET_OPCODE_TEXT = 0x1, WEBSOCKET_OPCODE_BINARY = 0x2, WEBSOCKET_OPCODE_CLOSE = 0x8, WEBSOCKET_OPCODE_PING = 0x9, WEBSOCKET_OPCODE_PONG = 0xa, }; enum swWebsocket_close_reason { WEBSOCKET_CLOSE_NORMAL = 1000, WEBSOCKET_CLOSE_GOING_AWAY = 1001, WEBSOCKET_CLOSE_PROTOCOL_ERROR = 1002, WEBSOCKET_CLOSE_DATA_ERROR = 1003, WEBSOCKET_CLOSE_STATUS_ERROR = 1005, WEBSOCKET_CLOSE_ABNORMAL = 1006, WEBSOCKET_CLOSE_MESSAGE_ERROR = 1007, WEBSOCKET_CLOSE_POLICY_ERROR = 1008, WEBSOCKET_CLOSE_MESSAGE_TOO_BIG = 1009, WEBSOCKET_CLOSE_EXTENSION_MISSING = 1010, WEBSOCKET_CLOSE_SERVER_ERROR = 1011, WEBSOCKET_CLOSE_TLS = 1015, }; static inline uchar swWebSocket_get_flags(swWebSocket_frame *frame) { uchar flags = 0; if (frame->header.FIN) { flags |= SW_WEBSOCKET_FLAG_FIN; } if (frame->header.RSV1) { flags |= SW_WEBSOCKET_FLAG_RSV1; } if (frame->header.RSV2) { flags |= SW_WEBSOCKET_FLAG_RSV2; } if (frame->header.RSV3) { flags |= SW_WEBSOCKET_FLAG_RSV3; } if (frame->header.MASK) { flags |= SW_WEBSOCKET_FLAG_MASK; } return flags; } static inline uchar swWebSocket_set_flags(uchar fin, uchar mask, uchar rsv1, uchar rsv2, uchar rsv3) { uchar flags = 0; if (fin) { flags |= SW_WEBSOCKET_FLAG_FIN; } if (mask) { flags |= SW_WEBSOCKET_FLAG_MASK; } if (rsv1) { flags |= SW_WEBSOCKET_FLAG_RSV1; } if (rsv2) { flags |= SW_WEBSOCKET_FLAG_RSV2; } if (rsv3) { flags |= SW_WEBSOCKET_FLAG_RSV3; } return flags; } void swWebSocket_encode(swString *buffer, const char *data, size_t length, char opcode, uint8_t flags); void swWebSocket_decode(swWebSocket_frame *frame, swString *data); int swWebSocket_pack_close_frame(swString *buffer, int code, char* reason, size_t length, uint8_t flags); void swWebSocket_print_frame(swWebSocket_frame *frame); ssize_t swWebSocket_get_package_length(swProtocol *protocol, swSocket *conn, char *data, uint32_t length); int swWebSocket_dispatch_frame(swProtocol *protocol, swSocket *conn, char *data, uint32_t length); SW_EXTERN_C_END #endif /* SW_WEBSOCKET_H_ */