Files
websocket-driver-ruby/ext/websocket_driver/parser.h
T

68 lines
2.4 KiB
C

#ifndef _wsd_parser_h
#define _wsd_parser_h
#include <inttypes.h>
#include <stdio.h>
#include "message.h"
#include "observer.h"
#include "read_buffer.h"
#include "util.h"
#define WSD_FIN 0x80
#define WSD_RSV1 0x40
#define WSD_RSV2 0x20
#define WSD_RSV3 0x10
#define WSD_OPCODE 0x0f
#define WSD_MASK 0x80
#define WSD_LENGTH 0x7f
#define WSD_OPCODE_CONTINUTATION 0
#define WSD_OPCODE_TEXT 1
#define WSD_OPCODE_BINARY 2
#define WSD_OPCODE_CLOSE 8
#define WSD_OPCODE_PING 9
#define WSD_OPCODE_PONG 10
#define WSD_NORMAL_CLOSURE 1000
#define WSD_GOING_AWAY 1001
#define WSD_PROTOCOL_ERROR 1002
#define WSD_UNACCEPTABLE 1003
#define WSD_ENCODING_ERROR 1007
#define WSD_POLICY_VIOLATION 1008
#define WSD_TOO_LARGE 1009
#define WSD_EXTENSION_ERROR 1010
#define WSD_UNEXPECTED_CONDITION 1011
#define WSD_DEFAULT_ERROR_CODE 1000
#define WSD_MIN_RESERVED_ERROR 3000
#define WSD_MAX_RESERVED_ERROR 4999
#define WSD_MAX_MESSAGE_LENGTH 0x3ffffff
typedef struct wsd_Parser wsd_Parser;
wsd_Parser * wsd_Parser_create(wsd_Observer *observer, int require_masking);
void wsd_Parser_destroy(wsd_Parser *parser);
int wsd_Parser_parse(wsd_Parser *parser, uint64_t length, uint8_t *data);
void wsd_Parser_parse_head(wsd_Parser *parser, uint8_t *chunk);
int wsd_Parser_valid_opcode(wsd_Parser *parser);
int wsd_Parser_control_opcode(wsd_Parser *parser);
int wsd_Parser_message_opcode(wsd_Parser *parser);
int wsd_Parser_opening_opcode(wsd_Parser *parser);
void wsd_Parser_parse_extended_length(wsd_Parser *parser, uint8_t *chunk);
int wsd_Parser_check_length(wsd_Parser *parser);
uint64_t wsd_Parser_parse_payload(wsd_Parser *parser);
void wsd_Parser_emit_frame(wsd_Parser *parser);
int wsd_Parser_valid_close_code(int code);
void wsd_Parser_emit_message(wsd_Parser *parser);
#define wsd_Parser_error(P, C, M, ...) \
if (P->error_code == 0) { \
P->stage = 0; \
P->error_code = C; \
asprintf(&P->error_message, M, ##__VA_ARGS__); \
wsd_Observer_on_error(P->observer, P->error_code, P->error_message); \
}
#endif