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https://github.com/MoHadiShibli/Control4Free.git
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67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
#ifndef C4F_NET_H
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#define C4F_NET_H
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#include <stddef.h>
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#include <stdint.h>
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#include "c4f_conn.h"
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#include "c4f_rtc.h"
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#define C4F_NET_CLIENTS 8
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#define C4F_NET_WEBSOCKETS 6
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#ifndef C4F_NET_PING_MS
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#define C4F_NET_PING_MS 5000
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#endif
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#ifndef C4F_NET_PONG_MS
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#define C4F_NET_PONG_MS 10000
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#endif
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#define C4F_NET_MESSAGE 4096
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typedef struct C4fNetClient {
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C4fConn conn; /* first: a WebSocket is one of the service's connections */
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int fd, websocket, closing, fragmented, savedOrigin;
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uint64_t openedMs, pingAt, pongDeadline, pingToken;
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unsigned char rx[8192], tx[8192];
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size_t rxUsed, txUsed, txSent, messageUsed;
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char message[C4F_NET_MESSAGE + 1];
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const unsigned char *body;
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size_t bodySize, bodySent;
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void *user;
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#ifdef C4F_DIAG
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char peer[16]; /* the other end's address, for the diagnostic log */
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#endif
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} C4fNetClient;
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typedef struct {
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int fd;
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uint64_t checkedMs;
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C4fNetClient clients[C4F_NET_CLIENTS];
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C4fNetHandler handler;
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void *context;
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C4fRtc rtc; /* the pages' WebRTC peers, on the same port number over UDP */
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} C4fNet;
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/* Opens the HTTP listener and the WebRTC port. A certificate made by an
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* earlier open is kept. */
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int c4fNetOpen(C4fNet *, int port, C4fNetHandler, void *);
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/* -1: listener/select failure; -2: long pause inside select. Reopen transport. */
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int c4fNetPoll(C4fNet *, int timeoutMs);
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void c4fNetClose(C4fNet *);
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#ifdef C4F_TEST_WEBSOCKET
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int c4fNetText(C4fNetClient *, const char *);
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void c4fWebSocketAccept(const char *key, char out[29]);
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#endif
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/* The JSON answer to a launcher request (a C4F_NET_HTTP_* event). */
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void c4fNetHttpJson(C4fConn *, const char *);
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extern const unsigned char c4fPage[];
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extern const size_t c4fPageSize;
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/* The console's own address on the network it reaches the internet through, as
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* "192.168.1.20", or an empty string if it cannot be worked out. Nothing is sent. */
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void c4fNetLocalAddress(char *out, size_t size);
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/* Served so the page can be kept on a phone's home screen (tools/embed_file.py). */
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extern const unsigned char c4fManifest[];
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extern const size_t c4fManifestSize;
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extern const unsigned char c4fIcon[];
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extern const size_t c4fIconSize;
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#endif
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