network.h

   1 /*
   2  * Copyright (C) 2021-2022 Mt.ZERO Software, Harry Godden - All Rights Reserved
   3  * All trademarks are property of their respective owners
   4  */
   5
   6 #ifndef NETWORK_H
   7 #define NETWORK_H
   8
   9 #include "vg/vg_stdint.h"
  10 #include "steam.h"
  11 #include "network_msg.h"
  12 #include "highscores.h"
  13 #include "addon_types.h"
  14
  15 #define NETWORK_MAX_REQUESTS 8
  16
  17 static int network_scores_updated = 0;
  18
  19 /*
  20  * Interface
  21  */
  22 //#define SR_USE_LOCALHOST
  23
  24 /* Call it at start; Connects us to the gameserver */
  25 static void network_init(void);
  26
  27 /* Run this from main loop */
  28 static void network_update(void);
  29
  30 /* Call it at shutdown */
  31 static void network_end(void);
  32
  33 /*
  34  * Can buffer up a bunch of these by calling many times, they will be
  35  * sent at the next connection
  36  */
  37 static void network_submit_highscore( u32 trackid, u16 points, u16 time );
  38
  39 /*
  40  * Game endpoints are provided with the same names to allow running without a
  41  * network connection.
  42  */
  43
  44 struct {
  45    u8 app_symmetric_key[ 1024 ];
  46    u32 app_key_length;
  47    EServerMode auth_mode;
  48
  49    HSteamNetConnection remote;
  50    ESteamNetworkingConnectionState state;
  51
  52    f64 last_attempt, last_frame;
  53    u32 retries;
  54
  55    i32 network_info;
  56
  57    struct network_request {
  58       vg_pool_node poolnode;
  59       void (*callback)( netmsg_request *res, vg_msg *body );
  60       f64 sendtime;
  61    }
  62    *request_buffer;
  63    vg_pool request_pool;
  64 }
  65 static network_client = {
  66    .auth_mode = eServerModeAuthentication,
  67    .state = k_ESteamNetworkingConnectionState_None,
  68 };
  69
  70 static int packet_minsize( SteamNetworkingMessage_t *msg, u32 size );
  71 static void network_send_item( enum netmsg_playeritem_type type );
  72 static void network_request_scoreboard( const char *mod_uid,
  73                                         const char *route_uid,
  74                                         u32 week );
  75 static void network_publish_laptime( const char *mod_uid,
  76                                      const char *route_uid, f64 lap_time );
  77
  78 #endif /* NETWORK_H */