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_common.h"
  12 #include "network_msg.h"
  13 #include "highscores.h"
  14 #include "addon_types.h"
  15
  16 #define NETWORK_MAX_REQUESTS 8
  17
  18 /*
  19  * Interface
  20  */
  21
  22 /* Call it at start; Connects us to the gameserver */
  23 static void network_init(void);
  24
  25 /* Run this from main loop */
  26 static void network_update(void);
  27
  28 /* Call it at shutdown */
  29 static void network_end(void);
  30
  31 /*
  32  * Can buffer up a bunch of these by calling many times, they will be
  33  * sent at the next connection
  34  */
  35 static void network_submit_highscore( u32 trackid, u16 points, u16 time );
  36
  37 /*
  38  * Game endpoints are provided with the same names to allow running without a
  39  * network connection.
  40  */
  41
  42 struct {
  43    u8 app_symmetric_key[ 1024 ];
  44    u32 app_key_length;
  45    EServerMode auth_mode;
  46
  47    HSteamNetConnection remote;
  48    ESteamNetworkingConnectionState state;
  49    u32 remote_version;
  50
  51    f64 last_attempt, last_frame;
  52    u32 retries;
  53
  54    i32 network_info;
  55
  56    struct network_request {
  57       vg_pool_node poolnode;
  58       void (*callback)( netmsg_request *res, vg_msg *body, u64 userdata );
  59       f64 sendtime;
  60       u64 userdata;
  61    }
  62    *request_buffer;
  63    vg_pool request_pool;
  64
  65    char server_adress[64];
  66
  67    enum server_intent {
  68       k_server_intent_offline,
  69       k_server_intent_online
  70    }
  71    user_intent;
  72    f64 last_intent_change;
  73    f32 fintent; /* yeah this shit really shouldnt be here but oh well */
  74 }
  75 static network_client = {
  76    .auth_mode = eServerModeAuthentication,
  77    .state = k_ESteamNetworkingConnectionState_None,
  78    .server_adress = "46.101.34.155",
  79    .last_intent_change = -99999.9
  80 };
  81
  82 static int packet_minsize( SteamNetworkingMessage_t *msg, u32 size );
  83 static void network_send_item( enum netmsg_playeritem_type type );
  84 static void network_request_scoreboard( const char *mod_uid,
  85                                         const char *route_uid,
  86                                         u32 week, u64 userdata );
  87 static void network_publish_laptime( const char *mod_uid,
  88                                      const char *route_uid, f64 lap_time );
  89 static void chat_send_message( const char *message );
  90 static void render_server_status_gui(void);
  91 static void network_status_string( vg_str *str, u32 *colour );
  92 static void network_send_region(void);
  93
  94 static int network_connected(void){
  95    if( network_client.remote_version != NETWORK_SKATERIFT_VERSION ) return 0;
  96    return network_client.state == k_ESteamNetworkingConnectionState_Connected;
  97 }
  98
  99 #endif /* NETWORK_H */