Windows libraries for getaddrinfo
[carveJwlIkooP6JGAAIwe30JlM.git] / network.c
index a35ead4ef3a6004403c9c78d139ef345f426e127..fdec386ccd62f0e884414ea860f5f28c4df67612 100644 (file)
--- a/network.c
+++ b/network.c
@@ -1,11 +1,40 @@
+#include "skaterift.h"
+#include "vg/vg_steam.h"
+#include "vg/vg_steam_networking.h"
+#include "vg/vg_steam_auth.h"
+#include "vg/vg_steam_friends.h"
 #include "player.h"
 #include "network.h"
 #include "network_msg.h"
+#include "network_common.h"
 #include "player_remote.h"
+#include "world.h"
+#include "world_sfd.h"
+#include "world_routes.h"
+#include "vg/vg_imgui.h"
+#include "gui.h"
+#include "ent_region.h"
+#include "vg/vg_loader.h"
+
+#ifdef _WIN32
+ #include <winsock2.h>
+ #include <ws2tcpip.h>
+#else
+ #include <sys/socket.h>
+ #include <sys/types.h>
+ #include <netdb.h>
+#endif
+
+struct network_client network_client =
+{
+   .auth_mode = eServerModeAuthentication,
+   .state = k_ESteamNetworkingConnectionState_None,
+   .last_intent_change = -99999.9
+};
 
 static void scores_update(void);
 
-static int packet_minsize( SteamNetworkingMessage_t *msg, u32 size ){
+int packet_minsize( SteamNetworkingMessage_t *msg, u32 size ){
    if( msg->m_cbSize < size ) {
       vg_error( "Invalid packet size (must be at least %u)\n", size );
       return 0;
@@ -53,107 +82,231 @@ static void request_auth_ticket(void){
       SteamAPI_ISteamUser_RequestEncryptedAppTicket( hSteamUser, NULL, 0 );
 }
 
-#if 0
-static void send_score_request(void){
-   vg_info( "Requesting scores\n" );
-   netmsg_scores_request req;
-   req.inetmsg_id = k_inetmsg_scores_request;
+static void network_send_username(void){
+   if( !network_connected() )
+      return;
+
+   netmsg_playerusername *update = alloca( sizeof(netmsg_playerusername)+
+                                           NETWORK_USERNAME_MAX );
+   update->inetmsg_id = k_inetmsg_playerusername;
+   update->index = 0xff;
+
+   ISteamFriends *hSteamFriends = SteamAPI_SteamFriends();
+   const char *username = SteamAPI_ISteamFriends_GetPersonaName(hSteamFriends);
+   u32 chs = str_utf8_collapse( username, update->name, NETWORK_USERNAME_MAX );
 
    SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
          hSteamNetworkingSockets, network_client.remote, 
-         &req, sizeof(netmsg_scores_request),
+         update, sizeof(netmsg_playerusername)+chs+1,
          k_nSteamNetworkingSend_Reliable, NULL );
 }
 
-static void send_score_update(void){
-   vg_info( "Sending scores\n" );
-   u32 size = sizeof(netmsg_set_score) + 
-                  vg_list_size(track_infos)*sizeof(struct netmsg_score_record);
-   netmsg_set_score *setscore = alloca( size );
-   setscore->inetmsg_id = k_inetmsg_set_score;
+void network_send_region(void)
+{
+   if( !network_connected() )
+      return;
+   
+   netmsg_region *region = alloca( sizeof(netmsg_region) + NETWORK_REGION_MAX );
 
-   int count = 0;
-   for( u32 i=0; i<vg_list_size(track_infos); i++ ){
-      if( track_infos[i].push ){
-         track_infos[i].push = 0;
+   region->inetmsg_id = k_inetmsg_region;
+   region->client = 0;
+   region->flags = global_ent_region.flags;
 
-#if 0
-         highscore_record *user_record = highscore_find_user_record( 0, i );
+   u32 l = vg_strncpy( global_ent_region.location, region->loc, 
+                       NETWORK_REGION_MAX, k_strncpy_always_add_null );
 
-         if( !user_record ){
-            vg_error( "No score set but tried to upload for track %u\n", i );
-            continue;
-         }
-#endif
-         highscore_record *user_record = &track_infos[i].record;
-
-         setscore->records[count].trackid = i;
-         setscore->records[count].playerid = 0;
-         setscore->records[count].points = user_record->points;
-         setscore->records[count].time = user_record->time;
+   SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
+         hSteamNetworkingSockets, network_client.remote, 
+         region, sizeof(netmsg_region)+l+1,
+         k_nSteamNetworkingSend_Reliable, NULL );
+}
 
-         count ++;
+static void network_send_request( netmsg_request *req, vg_msg *body,
+                                  void (*callback)( 
+                                     netmsg_request *res, vg_msg *body, 
+                                     u64 userdata),
+                                  u64 userdata ){
+   u32 len = 0;
+   if( body ){
+      len = body->cur.co;
+      vg_info( "Request scoreboard. Info (%u):\n", body->cur.co );
+      vg_msg_print( body, len );
+
+      if( body->error != k_vg_msg_error_OK ){
+         vg_error( "Body not OK\n" );
+         return;
       }
    }
 
-   if( count == 0 ) return;
-   u32 send_size = sizeof(netmsg_set_score) +
-                  count*sizeof(struct netmsg_score_record);
-   setscore->record_count = count;
+   if( callback ){
+      req->id = vg_pool_lru( &network_client.request_pool );
+      if( req->id ){
+         vg_pool_watch( &network_client.request_pool, req->id );
+         struct network_request *pn = 
+            vg_pool_item( &network_client.request_pool, req->id );
+         pn->callback = callback;
+         pn->sendtime = vg.time_real;
+         pn->userdata = userdata;
+      }
+      else{
+         vg_error( "Unable to send request. Pool is full.\n" );
+         return;
+      }
+   }
+   else
+      req->id = 0;
 
    SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
-         hSteamNetworkingSockets, network_client.remote, setscore, send_size,
+         hSteamNetworkingSockets, network_client.remote, 
+         req, sizeof(netmsg_request)+len,
          k_nSteamNetworkingSend_Reliable, NULL );
 }
 
-static void send_nickname(void){
-   netmsg_set_nickname nick;
-   nick.inetmsg_id = k_inetmsg_set_nickname;
+static void network_scoreboard_callback( netmsg_request *res, vg_msg *body,
+                                         u64 userdata ){
+   world_instance *world = world_current_instance();
 
-   memset( nick.nickname, 0, 16 );
-   vg_strncpy( steam_username_at_startup, nick.nickname, 16,
-               k_strncpy_allow_cutoff );
-   
-   SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
-         hSteamNetworkingSockets, network_client.remote, 
-         &nick, sizeof(netmsg_set_nickname),
-         k_nSteamNetworkingSend_Reliable, NULL );
+   world_routes_recv_scoreboard( world, body, userdata, res->status );
+   if( userdata == world_sfd.active_route_board )
+      world_sfd_compile_active_scores();
+}
+
+
+
+/* mod_uid: world mod uid,
+ * route_uid: run name (just a string)
+ * week: 
+ *   0   ALL TIME
+ *   1   CURRENT WEEK
+ *   2   ALL TIME + CURRENT WEEK
+ *   .
+ *   10+ specific week index
+ */
+void network_request_scoreboard( const char *mod_uid, 
+                                 const char *route_uid,
+                                 u32 week, u64 userdata ){
+   if( !network_connected() ) 
+      return;
 
-   network_client.name_update = 0;
+   netmsg_request *req = alloca( sizeof(netmsg_request) + 512 );
+   req->inetmsg_id = k_inetmsg_request;
+
+   vg_msg data;
+   vg_msg_init( &data, req->q, 512 );
+   vg_msg_wkvstr( &data, "endpoint", "scoreboard" );
+   vg_msg_wkvstr( &data, "mod", mod_uid );
+   vg_msg_wkvstr( &data, "route", route_uid );
+   vg_msg_wkvnum( &data, "week", k_vg_msg_u32, 1, &week );
+   network_send_request( req, &data, network_scoreboard_callback, userdata );
 }
-#endif
 
-static void network_send_playerframe(void){
-   netmsg_playerframe frame;
-   frame.inetmsg_id = k_inetmsg_playerframe;
-   v3_copy( localplayer.rb.co, frame.pos_temp );
+static void network_publish_callback( netmsg_request *res, vg_msg *body,
+                                      u64 userdata ){
+   if( res->status != k_request_status_ok ){
+      vg_error( "Publish laptime, server error #%d\n", (i32)res->status );
+   }
+}
 
-   SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
-         hSteamNetworkingSockets, network_client.remote, 
-         &frame, sizeof(frame),
-         k_nSteamNetworkingSend_Unreliable, NULL );
+void network_publish_laptime( const char *mod_uid, 
+                              const char *route_uid, f64 lap_time ){
+   if( !network_connected() )
+      return;
+
+   i32 time_centiseconds = lap_time * 100.0;
+
+   netmsg_request *req = alloca( sizeof(netmsg_request) + 512 );
+   req->inetmsg_id = k_inetmsg_request;
+
+   vg_msg data;
+   vg_msg_init( &data, req->q, 512 );
+   vg_msg_wkvstr( &data, "endpoint", "setlap" );
+   vg_msg_wkvstr( &data, "mod", mod_uid );
+   vg_msg_wkvstr( &data, "route", route_uid );
+   vg_msg_wkvnum( &data, "time", k_vg_msg_i32, 1, &time_centiseconds );
+   network_send_request( req, &data, network_publish_callback, 0 );
 }
 
-#if 0
-static void server_routine_update(void){
-   send_score_update();
-   send_score_request();
+static void network_request_rx_300_400( SteamNetworkingMessage_t *msg ){
+   netmsg_blank *tmp = msg->m_pData;
+
+   if( tmp->inetmsg_id == k_inetmsg_request ){
+      
+   }
+   else if( tmp->inetmsg_id == k_inetmsg_response ){
+      netmsg_request *res = (netmsg_request *)msg->m_pData;
+
+      vg_msg *body = NULL;
+
+      vg_msg data;
+      if( res->status == k_request_status_ok ){
+         vg_msg_init( &data, res->q, msg->m_cbSize - sizeof(netmsg_request) );
+         vg_success( "Response to #%d:\n", (i32)res->id );
+         vg_msg_print( &data, data.max );
+         body = &data;
+      }
+      else {
+         vg_warn( "Server response to #%d: %d\n", (i32)res->id, res->status );
+      }
+
+      if( res->id ){
+         struct network_request *pn = 
+            vg_pool_item( &network_client.request_pool, res->id );
+         pn->callback( res, body, pn->userdata );
+         vg_pool_unwatch( &network_client.request_pool, res->id );
+      }
+   }
 }
-#endif
 
-static void network_send_username(void){
-   netmsg_playerusername update;
-   memset( &update, 0, sizeof(update) );
-   update.inetmsg_id = k_inetmsg_playerusername;
-   update.index = 0xffffffff;
+void network_send_item( enum netmsg_playeritem_type type )
+{
+   if( !network_connected() )
+      return;
 
-   ISteamFriends *hSteamFriends = SteamAPI_SteamFriends();
-   const char *username = SteamAPI_ISteamFriends_GetPersonaName(hSteamFriends);
-   str_utf8_collapse( username, update.username, sizeof(update.username) );
+   netmsg_playeritem *item = 
+      alloca( sizeof(netmsg_playeritem) + ADDON_UID_MAX );
+   item->inetmsg_id = k_inetmsg_playeritem;
+   item->type_index = type;
+   item->client = 0;
+
+   if( (type == k_netmsg_playeritem_world0) ||
+       (type == k_netmsg_playeritem_world1) ){
+
+      enum world_purpose purpose = type - k_netmsg_playeritem_world0;
+      addon_reg *reg = world_static.instance_addons[ purpose ];
+
+      if( reg )
+         addon_alias_uid( &reg->alias, item->uid );
+      else 
+         item->uid[0] = '\0';
+   }
+   else{
+      u16 view_id = 0;
+      enum addon_type addon_type = k_addon_type_none;
+      if( type == k_netmsg_playeritem_board ){
+         view_id = localplayer.board_view_slot;
+         addon_type = k_addon_type_board;
+      }
+      else if( type == k_netmsg_playeritem_player ){
+         view_id = localplayer.playermodel_view_slot;
+         addon_type = k_addon_type_player;
+      }
+
+      struct addon_cache *cache = &addon_system.cache[addon_type];
+      vg_pool *pool = &cache->pool;
+
+      SDL_AtomicLock( &addon_system.sl_cache_using_resources );
+      addon_cache_entry *entry = vg_pool_item( pool, view_id );
+      addon_alias_uid( &entry->reg_ptr->alias, item->uid );
+      SDL_AtomicUnlock( &addon_system.sl_cache_using_resources );
+   }
+
+   vg_info( "send equip: [%u] %s\n", 
+            item->type_index, item->uid );
+   u32 chs = strlen(item->uid);
 
    SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
          hSteamNetworkingSockets, network_client.remote, 
-         &update, sizeof(update),
+         item, sizeof(netmsg_playeritem)+chs+1,
          k_nSteamNetworkingSend_Reliable, NULL );
 }
 
@@ -161,12 +314,89 @@ static void network_disconnect(void){
    SteamAPI_ISteamNetworkingSockets_CloseConnection( 
          hSteamNetworkingSockets, network_client.remote, 0, NULL, 0 );
    network_client.remote = 0;
+   network_client.state = k_ESteamNetworkingConnectionState_None;
 
    for( int i=0; i<vg_list_size(netplayers.list); i++ ){
       netplayers.list[i].active = 0;
    }
 }
 
+void network_status_string( vg_str *str, u32 *colour )
+{
+   if( skaterift.demo_mode ){
+      vg_strcat( str, "Offline" );
+      return;
+   }
+
+   if( steam_ready ){
+      if( network_client.user_intent == k_server_intent_offline ){
+         vg_strcat( str, "Offline" );
+      }
+      else {
+         ESteamNetworkingConnectionState state = network_client.state;
+
+         if( state == k_ESteamNetworkingConnectionState_None )
+            vg_strcat( str, "No Connection" );
+         else if( state == k_ESteamNetworkingConnectionState_Connecting )
+         {
+            vg_strcatf( str, "Connecting...\n%s", network_client.host_adress );
+
+            if( network_client.retries ){
+               vg_strcat( str, "\n(" );
+               vg_strcati32( str, network_client.retries );
+               vg_strcat( str, " retries)" );
+            }
+         }
+         else if( state == k_ESteamNetworkingConnectionState_Connected ){
+            vg_strcatf( str, "Connected to:\n%s", network_client.host_adress );
+            *colour = 0xff00a020;
+         }
+         else if( state == k_ESteamNetworkingConnectionState_ClosedByPeer )
+            vg_strcat( str, "Connection Closed" );
+         else if( state == k_ESteamNetworkingConnectionState_FindingRoute )
+            vg_strcat( str, "Finding Route" );
+         else if( state ==
+               k_ESteamNetworkingConnectionState_ProblemDetectedLocally){
+            vg_strcat( str, "Problem Detected\nLocally" );
+            *colour = 0xff0000a0;
+         }
+         else
+            vg_strcat( str, "???" );
+      }
+   }
+   else {
+      vg_strcat( str, "Steam Offline" );
+      *colour = 0xff0000a0;
+   }
+}
+
+void render_server_status_gui(void)
+{
+   render_fb_bind( gpipeline.fb_workshop_preview, 0 );
+
+   /* HACK */
+       vg_ui.cur_vert = 0;
+       vg_ui.cur_indice = 0;
+   vg_ui.vert_start = 0;
+   vg_ui.indice_start = 0;
+
+   ui_rect r = { 0, 0, 128, 48 };
+   
+   char buf[128];
+   vg_str str;
+   vg_strnull( &str, buf, sizeof(buf) );
+
+   u32 bg = 0xff000000;
+   network_status_string( &str, &bg );
+
+   ui_fill( r, bg );
+   ui_text( r, buf, 1, k_ui_align_center, 0 );
+   ui_flush( k_ui_shader_colour, 128, 48 );
+   
+   skaterift.rt_textures[ k_skaterift_rt_server_status ] =
+      gpipeline.fb_workshop_preview->attachments[0].id;
+}
+
 static void on_server_connect_status( CallbackMsg_t *msg ){
    SteamNetConnectionStatusChangedCallback_t *info = (void *)msg->m_pubParam;
    vg_info( "  Connection status changed for %lu\n", info->m_hConn );
@@ -181,6 +411,14 @@ static void on_server_connect_status( CallbackMsg_t *msg ){
             k_ESteamNetworkingConnectionState_Connected ){
          vg_success("  Connected to remote server.. authenticating\n");
 
+         /* send version info to server */
+         netmsg_version version;
+         version.inetmsg_id = k_inetmsg_version;
+         version.version = NETWORK_SKATERIFT_VERSION;
+         SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
+               hSteamNetworkingSockets, network_client.remote, &version, 
+               sizeof(netmsg_version), k_nSteamNetworkingSend_Reliable, NULL );
+
          /* TODO: We should really wait to see if the server is in auth mode
           * first... */
          u32 size = sizeof(netmsg_auth) + network_client.app_key_length;
@@ -193,14 +431,12 @@ static void on_server_connect_status( CallbackMsg_t *msg ){
          SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
                hSteamNetworkingSockets, network_client.remote, auth, size,
                k_nSteamNetworkingSend_Reliable, NULL );
-
-         network_send_username();
       }
       else if( info->m_info.m_eState == 
             k_ESteamNetworkingConnectionState_ClosedByPeer ){
 
          if( info->m_info.m_eEndReason == 
-               k_ESteamNetConnectionEnd_Remote_Max ){
+               k_ESteamNetConnectionEnd_Misc_InternalError ){
             network_client.retries = 40;
          }
          network_disconnect();
@@ -213,74 +449,78 @@ static void on_server_connect_status( CallbackMsg_t *msg ){
    else{
       //vg_warn( "  Recieved signal from unknown connection\n" );
    }
+
+   render_server_status_gui();
 }
 
 static void on_persona_state_change( CallbackMsg_t *msg ){
-   if( network_client.remote ){
-      PersonaStateChange_t *info = (void *)msg->m_pubParam;
+   if( !network_connected() )
+      return;
 
-      ISteamUser *hSteamUser = SteamAPI_SteamUser();
-      if( info->m_ulSteamID == SteamAPI_ISteamUser_GetSteamID(hSteamUser) ){
-         if( info->m_nChangeFlags == k_EPersonaChangeNickname ){
-            network_send_username();
+   PersonaStateChange_t *info = (void *)msg->m_pubParam;
+   ISteamUser *hSteamUser = SteamAPI_SteamUser();
+
+   vg_info( "User: %llu, change: %u\n", info->m_ulSteamID, 
+                                        info->m_nChangeFlags );
+
+   if( info->m_ulSteamID == SteamAPI_ISteamUser_GetSteamID(hSteamUser) ){
+      if( info->m_nChangeFlags & k_EPersonaChangeName ){
+         network_send_username();
+      }
+   }
+
+   if( info->m_nChangeFlags & k_EPersonaChangeRelationshipChanged ){
+      for( u32 i=0; i<NETWORK_MAX_PLAYERS; i ++ ){
+         struct network_player *rp = &netplayers.list[i];
+         if( rp->steamid == info->m_ulSteamID ){
+            player_remote_update_friendflags( rp );
          }
       }
    }
 }
 
-static void network_connect(void){
-   /* Connect to server if not connected */
-   SteamNetworkingIPAddr remoteAddr;
+void network_set_host( const char *host_str, const char *port_str )
+{
+   vg_strncpy( host_str, network_client.host_adress, 
+               sizeof(network_client.host_adress), k_strncpy_overflow_fatal );
 
-#ifdef SR_USE_LOCALHOST
-   SteamAPI_SteamNetworkingIPAddr_SetIPv6LocalHost( &remoteAddr, 27402 );
-#else
-   const char *server_lon1 = "46.101.34.155:27402";
-   SteamAPI_SteamNetworkingIPAddr_ParseString( &remoteAddr, server_lon1 );
-#endif
-   const char *server_lan = "192.168.1.32:27402";
-   SteamAPI_SteamNetworkingIPAddr_ParseString( &remoteAddr, server_lan );
+   memset( &network_client.ip, 0, sizeof(network_client.ip) );
+   network_client.ip_resolved = 0;
 
-   char buf[256];
-   SteamAPI_SteamNetworkingIPAddr_ToString( &remoteAddr, buf, 256, 1 );
-   vg_info( "connect to: %s\n", buf );
+   if( port_str )
+   {
+      vg_strncpy( port_str, network_client.host_port, 
+                  sizeof(network_client.host_port), k_strncpy_overflow_fatal );
+   }
+   else
+   {
+      vg_str str;
+      vg_strnull( &str, network_client.host_port, 
+                  sizeof(network_client.host_port) );
+      vg_strcati32( &str, NETWORK_PORT );
+   }
 
-   network_client.remote = SteamAPI_ISteamNetworkingSockets_ConnectByIPAddress( 
-                  hSteamNetworkingSockets, &remoteAddr, 0, NULL );
+   network_client.ip.m_port = atoi( network_client.host_port );
 }
 
-static void on_inet_scoreboard( SteamNetworkingMessage_t *msg ){
-   netmsg_scoreboard *sb = msg->m_pData;
+static void network_connect(void)
+{
+   VG_ASSERT( network_client.ip_resolved );
 
-   u32 base_size = sizeof(netmsg_scoreboard)-
-      sizeof(struct netmsg_board)*vg_list_size(track_infos),
-       expected = base_size+sizeof(struct netmsg_board)*sb->board_count;
-
-   if( msg->m_cbSize != expected ){
-      vg_error( "Server scoreboard was corrupted. Size: %u != %u\n",
-            msg->m_cbSize, expected );
-   }
-   else{
-      if( vg_list_size(track_infos) > sb->board_count )
-         vg_warn( "Server is out of date, not enough boards recieved\n");
-      else if( vg_list_size(track_infos) < sb->board_count )
-         vg_warn( "Client out of date, server sent more boards than we have\n");
-      else
-         vg_success( "Recieved new scoreboards from server\n" );
-
-      for( int i=0; i < vg_min(sb->board_count,vg_list_size(track_infos)); i++){
-         scoreboard_client_data.boards[i] = sb->boards[i];
-         highscores_board_printf( stdout, sb->boards[i].data, 10 );
-      }
-   }
+   vg_info( "connecting...\n" );
+   network_client.remote = SteamAPI_ISteamNetworkingSockets_ConnectByIPAddress( 
+                  hSteamNetworkingSockets, &network_client.ip, 0, NULL );
+}
 
-#if 0
-   /* We dont need to stay on the server currently */
-   SteamAPI_ISteamNetworkingSockets_CloseConnection(
-         hSteamNetworkingSockets, network_client.remote, 0, NULL, 1 );
-#endif
+static void network_sign_on_complete(void){
+   vg_success( "Sign on completed\n" );
 
-   network_scores_updated = 1;
+   /* send our init info */
+   network_send_username();
+   for( u32 i=0; i<k_netmsg_playeritem_max; i ++ ){
+      network_send_item(i);
+   }
+   network_send_region();
 }
 
 static void poll_remote_connection(void){
@@ -308,33 +548,142 @@ static void poll_remote_connection(void){
          if( (tmp->inetmsg_id >= 200) && (tmp->inetmsg_id < 300) ){
             player_remote_rx_200_300( msg );
          }
+         else if( (tmp->inetmsg_id >= 300) && (tmp->inetmsg_id < 400) ){
+            network_request_rx_300_400( msg );
+         }
+         else {
+            if( tmp->inetmsg_id == k_inetmsg_version ){
+               netmsg_version *version = msg->m_pData;
+               if( version->version != NETWORK_SKATERIFT_VERSION ){
+                  network_disconnect();
+                  /* we dont want to connect to this server ever */
+                  network_client.retries = 999;
+                  network_client.last_attempt = 999999999.9;
+                  vg_error( "version mismatch with server\n" );
+               }
+               else {
+                  network_client.remote_version = version->version;
+                  network_sign_on_complete();
+               }
+            }
+         }
 
          SteamAPI_SteamNetworkingMessage_t_Release( msg );
       }
    }
 }
 
-static void network_update(void){
+static void network_resolve_host_async( void *payload, u32 size )
+{
+   u32 *status = payload;
+   network_client.ip_resolved = *status;
+
+   char buf[256];
+   SteamAPI_SteamNetworkingIPAddr_ToString( &network_client.ip, buf, 256, 1 );
+   vg_info( "Resolved host address to: %s\n", buf );
+}
+
+static void network_resolve_host_thread( void *_ )
+{
+   vg_async_item *call = vg_async_alloc(8);
+   u32 *status = call->payload;
+   *status = 0;
+
+   if( (network_client.host_adress[0] >= '0') && 
+       (network_client.host_adress[0] <= '9') )
+   {
+      SteamAPI_SteamNetworkingIPAddr_ParseString( 
+            &network_client.ip, 
+            network_client.host_adress );
+      network_client.ip.m_port = atoi( network_client.host_port );
+      *status = 1;
+      goto end;
+   }
+
+   vg_info( "Resolving host.. %s (:%s)\n",
+             network_client.host_adress, network_client.host_port );
+
+   struct addrinfo  hints;
+   struct addrinfo  *result;
+
+   /* Obtain address(es) matching host/port. */
+
+   memset( &hints, 0, sizeof(hints) );
+   hints.ai_family = AF_INET6;
+   hints.ai_socktype = SOCK_DGRAM;
+   hints.ai_flags = AI_V4MAPPED | AI_ADDRCONFIG;
+   hints.ai_protocol = 0;
+
+   int s = getaddrinfo( network_client.host_adress, network_client.host_port, 
+                        &hints, &result);
+   if( s != 0 ) 
+   {
+#ifndef _WIN32
+      vg_error( "getaddrinfo: %s\n", gai_strerror(s) );
+#endif
+
+      if( !strcmp( network_client.host_adress, "skaterift.com" ) )
+      {
+         vg_warn( "getaddrinfo failed for skaterift.com;\n "
+                  "falling back to a hardcoded IPv4\n" );
+         strcpy( network_client.host_adress, "46.101.34.155" );
+         SteamAPI_SteamNetworkingIPAddr_ParseString( 
+               &network_client.ip, 
+               network_client.host_adress );
+         network_client.ip.m_port = NETWORK_PORT;
+         *status = 1;
+      }
+
+      goto end;
+   }
+
+   struct sockaddr_in6 *inaddr = (struct sockaddr_in6 *)result->ai_addr;
+   memcpy( network_client.ip.m_ipv6, &inaddr->sin6_addr, 16 );
+   freeaddrinfo( result );
+
+   *status = 1;
+
+end: vg_async_dispatch( call, network_resolve_host_async );
+}
+
+void network_update(void)
+{
    if( !steam_ready )
       return;
 
    ESteamNetworkingConnectionState state = network_client.state;
 
-   if( state == k_ESteamNetworkingConnectionState_Connected ){
+   if( network_client.user_intent == k_server_intent_offline )
+   {
+      if( state != k_ESteamNetworkingConnectionState_None )
+         network_disconnect();
+
+      return;
+   }
+
+   if( state == k_ESteamNetworkingConnectionState_Connected )
+   {
       poll_remote_connection();
       f64 frame_delta = vg.time_real - network_client.last_frame;
 
-      if( frame_delta > 0.1 ){
+      if( frame_delta > NETWORK_FRAMERATE )
+      {
          network_client.last_frame = vg.time_real;
-         network_send_playerframe();
+         remote_player_send_playerframe();
+         localplayer.sfx_buffer_count = 0;
       }
+
+      remote_player_debug_update();
    }
-   else {
+   else 
+   {
       if( (state == k_ESteamNetworkingConnectionState_Connecting) ||
-          (state == k_ESteamNetworkingConnectionState_FindingRoute) ){
+          (state == k_ESteamNetworkingConnectionState_FindingRoute) )
+      {
          return;
       }
-      else {
+      else 
+      {
          f64 waited = vg.time_real - network_client.last_attempt,
              min_wait = 1.0;
 
@@ -343,27 +692,90 @@ static void network_update(void){
 
          if( waited < min_wait )
             return;
+
+         if( !network_client.ip_resolved )
+         {
+            if( vg_loader_availible() )
+            {
+               vg_loader_start( network_resolve_host_thread, NULL );
+            }
+            else return;
+         }
+         else
+            network_connect();
          
-         network_connect();
          network_client.retries ++;
          network_client.last_attempt = vg.time_real;
       }
    }
 }
 
-static void network_init(void){
+void chat_send_message( const char *message )
+{
+   if( !network_connected() ){
+      return;
+   }
+
+   netmsg_chat *chat = alloca( sizeof(netmsg_chat) + NETWORK_MAX_CHAT );
+   chat->inetmsg_id = k_inetmsg_chat;
+   chat->client = 0;
+
+   u32 l = vg_strncpy( message, chat->msg, NETWORK_MAX_CHAT, 
+                       k_strncpy_always_add_null );
+
+   SteamAPI_ISteamNetworkingSockets_SendMessageToConnection(
+         hSteamNetworkingSockets, network_client.remote, 
+         chat, sizeof(netmsg_chat)+l+1,
+         k_nSteamNetworkingSend_Reliable, NULL );
+}
+
+static int cmd_network_send_message( int argc, const char *argv[] ){
+   char buf[ NETWORK_MAX_CHAT ];
+   vg_str str;
+   vg_strnull( &str, buf, NETWORK_MAX_CHAT );
+
+   for( int i=0; i<argc; i ++ ){
+      vg_strcat( &str, argv[i] );
+
+      if( i < argc-1 )
+         vg_strcatch( &str, ' ' );
+   }
+
+   chat_send_message( buf );
+   return 0;
+}
+
+void network_init(void)
+{
    vg_console_reg_var( "network_info", &network_client.network_info,
                        k_var_dtype_i32, VG_VAR_PERSISTENT );
+   vg_console_reg_var( "auto_connect", &network_client.auto_connect,
+                       k_var_dtype_i32, VG_VAR_PERSISTENT );
    if( steam_ready ){
+      u32 alloc_size = sizeof(struct network_request)*NETWORK_MAX_REQUESTS;
+      network_client.request_buffer = 
+         vg_linear_alloc( vg_mem.rtmemory, alloc_size );
+      memset( network_client.request_buffer, 0, alloc_size );
+
+      vg_pool *pool = &network_client.request_pool;
+      pool->buffer = network_client.request_buffer;
+      pool->count = NETWORK_MAX_REQUESTS;
+      pool->stride = sizeof( struct network_request );
+      pool->offset = offsetof( struct network_request, poolnode );
+      vg_pool_init( pool );
+
       steam_register_callback( k_iSteamNetConnectionStatusChangedCallBack,
                                on_server_connect_status );
       steam_register_callback( k_iPersonaStateChange, 
                                on_persona_state_change );
       request_auth_ticket();
+
+      vg_console_reg_cmd( "say", cmd_network_send_message, NULL );
    }
 }
 
-static void network_end(void){
+void network_end(void)
+{
    /* TODO: Send buffered highscores that were not already */
    if( (network_client.state == k_ESteamNetworkingConnectionState_Connected) ||
        (network_client.state == k_ESteamNetworkingConnectionState_Connecting) )