port: net: basic networking with barely working position sync

src/include/constants.h

@@ -28,6 +28,7 @@
 #define MAX_ROOMPROPLISTCHUNKS 256
 #define MAX_SQUADRONS          16
 #define MAX_TEAMS              8
+#define MAX_PLAYERNAME         15
 
 #define NUM_BOTDIFFS          6
 #define NUM_CYCLEABLE_WEAPONS 45
@@ -695,6 +696,7 @@
 #define CONTROLMODE_23 6
 #define CONTROLMODE_24 7
 #define CONTROLMODE_PC 8 // "pc port" controls; enabled in the .ini file
+#define CONTROLMODE_NA 9 // dummy controls for remote players
 
 #define COUNTDOWNTIMERREASON_AI        0x01
 #define COUNTDOWNTIMERREASON_NOCONTROL 0x10
@@ -4682,6 +4684,8 @@ enum weaponnum {
 #define BUTTON_ACCEPT BUTTON_ACCEPT_WPNFORWARD
 #define BUTTON_WPNFORWARD BUTTON_ACCEPT_WPNFORWARD
 
+#define LOCALPLAYERCOUNT() PLAYERCOUNT()
+
 #else
 
 // xbla behavior
@@ -4713,6 +4717,12 @@ enum weaponnum {
 #define CROUCHMODE_TOGGLE 2 // press the crouch buttons to toggle stance
 #define CROUCHMODE_TOGGLE_ANALOG (CROUCHMODE_ANALOG | CROUCHMODE_TOGGLE)
 
+#define NETMODE_NONE 0
+#define NETMODE_SERVER 1
+#define NETMODE_CLIENT 2
+
+#define LOCALPLAYERCOUNT() (g_NetMode ? 1 : PLAYERCOUNT())
+
 #endif
 
 #endif

src/include/data.h

@@ -548,6 +548,7 @@ extern s32 g_BlurFbCapTimer;
 extern bool g_BlurFbDirty;
 extern s32 g_TickRateDiv;
 extern s32 g_MusicDisableMpDeath;
+extern s32 g_NetMode;
 
 #define PLAYER_EXTCFG() g_PlayerExtCfg[g_Vars.currentplayerstats->mpindex & 3]
 #define PLAYER_DEFAULT_FOV (PLAYER_EXTCFG().fovy)

src/include/game/chraction.h

@@ -203,6 +203,7 @@ bool chrAdjustPosForSpawn(f32 chrradius, struct coord *pos, RoomNum *rooms, f32
 
 struct prop *chrSpawnAtCoord(s32 body, s32 head, struct coord *pos, RoomNum *room, f32 angle, u8 *ailist, u32 spawnflags);
 bool chrIsPropPresetBlockingSightToTarget(struct chrdata *chr);
+bool chrSetPos(struct chrdata *chr, struct coord *pos, RoomNum *rooms, f32 angle, bool findground);
 bool chrMoveToPos(struct chrdata *chr, struct coord *pos, RoomNum *room, f32 angle, bool ignorebg);
 bool chrCheckCoverOutOfSight(struct chrdata *chr, s32 covernum, bool soft);
 s32 chrAssignCoverByCriteria(struct chrdata *chr, u16 arg1, s32 arg2);

src/include/types.h

@@ -2820,6 +2820,9 @@ struct player {
 	/*0x1c72*/ s16 amdowntime; // for alt-modes, used like invdowntime and amdowntime
 #ifndef PLATFORM_N64
 	/*0x1c74*/ f32 swivelpos[2];
+	/*0x1c84*/ u32 ucmd;
+	/*0x1c88*/ bool isremote;
+	/*0x1c8c*/ struct netclient *client;
 #endif
 };
 
@@ -4002,7 +4005,7 @@ struct gamefile {
 };
 
 struct mpchrconfig {
-	/*0x00*/ char name[15];
+	/*0x00*/ char name[MAX_PLAYERNAME];
 	/*0x0f*/ u8 mpheadnum;
 	/*0x10*/ u8 mpbodynum;
 	/*0x11*/ u8 team;
@@ -4046,6 +4049,9 @@ struct mpplayerconfig {
 	/*0x96*/ u8 newtitle;
 	/*0x97*/ u8 gunfuncs[6];
 	/*0x9d*/ u8 handicap;
+#ifndef PLATFORM_N64
+	/*0x9e*/ struct netclient *client;
+#endif
 };
 
 struct mpbotconfig {