88 lines
2.3 KiB
C
Executable File
88 lines
2.3 KiB
C
Executable File
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#define MESSAGE_LENGTH 30000
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#define MAX_CLIENTS 20 // if changed: change also fifo.h !!!!!!!!!
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#define WS_KEY_LEN 24
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#define WS_MS_LEN 36
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#define WS_KEYMS_LEN (WS_KEY_LEN + WS_MS_LEN)
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#define MAGIC_STRING "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
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#define WS_HS_REQ "Sec-WebSocket-Key"
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#define WS_HS_ACCLEN 130
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#define WS_HS_ACCEPT \
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"HTTP/1.1 101 Switching Protocols\r\n" \
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"Upgrade: websocket\r\n" \
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"Connection: Upgrade\r\n" \
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"Sec-WebSocket-Accept: " \
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/* Frame definitions. */
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#define WS_FIN 128
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/* Frame types. */
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#define WS_FR_OP_TXT 1
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#define WS_FR_OP_BINARY 2
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#define WS_FR_OP_CLSE 8
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#define WS_FR_OP_UNSUPPORTED 0xF
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extern int TcpDataPort_WebSocket;
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// list of sockets, -1=inactive
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typedef struct {
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int socket; // socket id
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unsigned char msg[MESSAGE_LENGTH]; // message to send to the browser
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int msglen;
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int send; // 0=nothing to send, 1=send now
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struct sockaddr_in fromSock;
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int alive = 0;
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} WS_SOCK;
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// Events
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struct ws_events
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{
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/* void onopen(int fd); */
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void (*onopen)(int);
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/* void onclose(int fd); */
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void (*onclose)(int);
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/* void onmessage(int fd, unsigned char *message); */
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void (*onmessage)(int, unsigned char *);
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/* int onwork(int fd); do something short, worker function, called by the thread's main loop */
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int (*onwork)(int fd, unsigned char *cnt0, unsigned char *cnt1);
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};
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typedef struct {
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uint32_t command;
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uint32_t para;
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uint32_t client;
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char spara[100];
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} USERMSG;
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int getHSaccept(char *wsKey, unsigned char **dest);
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int getHSresponse(char *hsrequest, char **hsresponse);
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char* ws_getaddress(int fd);
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int ws_sendframe_binary(int fd, unsigned char *msg, uint64_t length);
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int ws_socket(struct ws_events *evs, int port);
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void ws_send(unsigned char* pdata, int len);
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void ws_init();
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int get_useranz();
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void onopen(int fd);
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void onclose(int fd);
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void onmessage(int fd, unsigned char *message);
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int onwork(int fd, unsigned char *cnt0, unsigned char *cnt1);
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void insert_socket(int fd, char *cli);
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void remove_socket(int fd);
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char *getSocketIP(int fd);
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unsigned char *ws_build_txframe(int i, int *plength);
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int get_socket_idx(int fd);
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int isLocal(int idx);
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void test_websocket();
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int get_alive(int fd);
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extern WS_SOCK actsock[MAX_CLIENTS];
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extern char myIP[20];
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