Adds DisableChat feature

Makefile

@@ -75,6 +75,7 @@ SPAWNER_OBJS = \
 		src/custom_connection_timeout.o \
 		src/Hook_Main_Loop.o \
 		src/spawner/add_player_node.o \
+		src/spawner/chat_ignore.o \
 		src/spawner/coop.o \
 		src/spawner/load_spawn.o \
 		src/spawner/predetermined_alliances.o \

inc/HouseClass.h

@@ -21,10 +21,15 @@ typedef struct HouseTypeClass_vtable {
     int (__thiscall *Read_INI)(HouseType *houseType, INIClass *ini);
 } HouseTypeClass_vtable;
 
+// Size = 0x160b8
+#pragma pack(push, 1)
 typedef struct HouseClass {
     char gap[0x30];
     int ArrayIndex;
+    char gap2[0x15ff6];
+    wchar_t UIName[21];
 } HouseClass;
+#pragma pack(pop)
 
 extern HouseClass *PlayerPtr;
 HouseType **HouseTypeClassArray;

inc/RA.h

@@ -22,6 +22,7 @@ extern bool QuickMatch;
 extern bool RunAutoSS;
 extern bool DoingAutoSS;
 extern bool UsePNG;
+extern bool DisableChat;
 
 void *new(int32_t size);
 void __thiscall ScenarioClass_ReadLightingAndBasic(void *this, void *ini);
@@ -43,5 +44,5 @@ void __thiscall ScreenCaptureCommandClass_Execute();
 typedef void MessageListClass;
 extern MessageListClass *MessageListClass_this;
 void __thiscall MessageListClass__Manage(MessageListClass *message_list);
-void __thiscall MessageListClass__Add_Message(MessageListClass *this, const wchar_t *Name, int ID,
-                                              const wchar_t *message, int color, int32_t PrintType, int32_t duration, bool SinglePlayer);
+void* __thiscall MessageListClass__Add_Message(MessageListClass *this, const wchar_t *Name, int ID,
+                                               const wchar_t *message, int color, int32_t PrintType, int32_t duration, bool SinglePlayer);

inc/SessionClass.h

@@ -3,6 +3,7 @@ typedef struct SessionClass {
 } SessionClass;
 
 extern SessionClass SessionClass_this;
+extern bool SessionClass_ChatEnabled[8];
 
 void __thiscall SessionClass__Read_Scenario_Descriptions(SessionClass *this);
 void __thiscall SessionClass__Create_Connections(SessionClass *this);

inc/macros/helpers.h

@@ -0,0 +1 @@
+#define countof(x) sizeof(x)/sizeof(*x)

src/Hook_Main_Loop.c

@@ -1,4 +1,5 @@
 #include "macros/patch.h"
+#include "macros/helpers.h"
 #include "RA.h"
 #include "SessionClass.h"
 #include "network.h"
@@ -41,6 +42,13 @@ MainLoop_AfterRender(void *message_list)
             ResponseTimeFrame = Frame + ResponseTimeInterval;
             Send_Response_Time();
         }
-    }
 
+        if (DisableChat)
+        {
+            for (int i = 0; i < countof(SessionClass_ChatEnabled); i++)
+            {
+                SessionClass_ChatEnabled[i] = false;
+            }
+        }
+    }
 }

src/loading.c

@@ -39,6 +39,7 @@ extern bool DisableEdgeScrolling;
 
 bool UsingTSDDRAW = false;
 bool UsePNG = true;
+bool DisableChat = false;
 
 void SetSingleProcAffinity();
 
@@ -64,6 +65,7 @@ read_extra_options(INIClass *old_INI, const char *section, const char *key, bool
         Win8Compat              = INIClass__GetBool(&RA2md_INI, "Options", "Win8Compat", false);
 
         SingleProcAffinity      = INIClass__GetBool(&RA2md_INI, "Options", "SingleProcAffinity", true);
+        DisableChat             = INIClass__GetBool(&RA2md_INI, "Options", "DisableChat", false);
         SetSingleProcAffinity();
 
         HMODULE hDDraw = LoadLibraryA("ddraw.dll");

src/spawner/chat_ignore.c

@@ -0,0 +1,31 @@
+#include <wchar.h>
+
+#include "HouseClass.h"
+#include "RA.h"
+#include "macros/patch.h"
+
+CALL(0x48d979, _fake_MessageListClass__Add_Message);
+CALL(0x55f0f5, _fake_MessageListClass__Add_Message);
+
+void *__thiscall fake_MessageListClass__Add_Message(MessageListClass *this,
+                                                    const wchar_t *Name,
+                                                    int ID,
+                                                    const wchar_t *message,
+                                                    int color,
+                                                    int32_t PrintType,
+                                                    int32_t duration,
+                                                    bool SinglePlayer)
+{
+    if (!DisableChat || Name == NULL)
+    {
+        return MessageListClass__Add_Message(this, Name, ID, message, color, PrintType, duration, SinglePlayer);
+    }
+
+    if (wcsicmp(Name, PlayerPtr->UIName) == 0)
+    {
+        return MessageListClass__Add_Message(this, 0, 0, L"Chat is disabled. Message not sent.", 4, 0x4096, 270, 1);
+    }
+
+    /* Base case. Don't display incoming player messages. */
+    return NULL;
+}

src/spawner/load_spawn.c

@@ -269,6 +269,8 @@ signed int Initialize_Spawn()
         RunAutoSS  =     INIClass__GetBool(&INIClass_SPAWN, "Settings", "RunAutoSS", false);
         ConnTimeout =    INIClass__GetInt(&INIClass_SPAWN, "Settings", "ConnTimeout", 3600);
         ReconnectTimeout=INIClass__GetInt(&INIClass_SPAWN, "Settings", "ReconnectTimeout", 2400);
+        if (!DisableChat)
+            DisableChat = INIClass__GetBool(&INIClass_SPAWN, "Settings", "DisableChat", false);
 
         INIClass__GetString(&INIClass_SPAWN, "Settings", "MapHash", "", MapHash, 255);
         INIClass__GetString(&INIClass_SPAWN, "Settings", "UIMapName", "", UIMapName, 255);

sym.asm

@@ -27,6 +27,7 @@ setcglob 0x007E1280, _imp__GetCommandLineA
 setcglob 0x007E1460, _imp__MessageBoxA
 setcglob 0x004C8FE0, PrintException
 setcglob 0x007CA489, wcscpy
+setcglob 0x007DD0F8, wcsicmp
 setcglob 0x007E11F0, _imp__Sleep
 setcglob 0x007E13EC, _imp__GetSystemMetrics
 
@@ -159,6 +160,7 @@ setcglob 0x00A8B26C, MultiEngineer
 setcglob 0x00A8B394, PlayerColor
 setcglob 0x00A8B23C, GameMode
 setcglob 0x008871E0, RulesData
+setcglob 0x00A8D108, SessionClass_ChatEnabled
 
 setcglob 0x0061f210, Game_LoadPCXFiles
 setcglob 0x00600560, InitCommonDialogStuff