Cage

LunaHook/CMakeLists.txt

@@ -4,7 +4,7 @@ if(${CMAKE_SIZEOF_VOID_P} EQUAL 8)
 	set(enginepath "engine64")
 	set(collector "enginecollection64.cpp")
 else()
-	set(enginessrc AGE_System AksysGames RPGMaker Stronger TACTICS Onscripter Sceplay DISCOVERY Erogos godot A98SYS GuruGuruSMF4 TeethingRing Fizz CoffeeMaker VALKYRIA mirage CisLugI tamasoft FrontWing solfasys Diskdream splushwave ransel akatombo GASTRO GSX Aksys ScrPlayer SYSD KISS IGScript Jellyfish BKEngine Overflow SRPGStudio Suika2 FVP LCScript Ohgetsu RPGMakerRGSS3 ONScripterru OVERDRIVE HXP Palette Purple Ruf RUNE Tarte Tomato Sakuradog Troy VitaminSoft UnknownEngine TSSystem Xbangbang Anisetta Nijyuei Interheart LovaGame Giga Jisatu101 EntisGLS Ciel ACTGS TerraLunar PPSSPP jukujojidai PCSX2 VanillawareGC cef V8 mono pchooks PONScripter Bishop sakanagl Lightvn KiriKiri SideB BGI Bootup morning shyakunage Regista NNNConfig Eushully Majiro littlecheese Elf Silkys CMVS Wolf Circus1 Circus2 Cotopha Artemis CatSystem Atelier Tenco QLIE Pal AIL2 NeXAS LunaSoft Unicorn Rejet Interlude AdobeAir Retouch Malie Live Nexton Lucifen Waffle TinkerBell SystemAoi Yuris Nitroplus2 Bruns EME RRE Candy Speed ApricoT Triangle AB2Try MBLMED GameMaker DxLib CodeX Minori Sprite RpgmXP Eagls Debonosu C4 WillPlus Tanuki GXP AOS Mink YukaSystem2 sakusesu Exp Syuntada Pensil Anim hibiki Nitroplus Reallive Siglus Taskforce2 RUGP IronGameSystem Anex86 ShinyDaysGame MarineHeart ShinaRio CaramelBox UnisonShift Escude Ryokucha Alice Footy2 utawarerumono System4x Abalone Abel 5pb HorkEye XUSE Leaf Nekopack AXL AGS AdobeFlash10 FocasLens Tamamo Ages3ResT)
+	set(enginessrc Cage AGE_System AksysGames RPGMaker Stronger TACTICS Onscripter Sceplay DISCOVERY Erogos godot A98SYS GuruGuruSMF4 TeethingRing Fizz CoffeeMaker VALKYRIA mirage CisLugI tamasoft FrontWing solfasys Diskdream splushwave ransel akatombo GASTRO GSX Aksys ScrPlayer SYSD KISS IGScript Jellyfish BKEngine Overflow SRPGStudio Suika2 FVP LCScript Ohgetsu RPGMakerRGSS3 ONScripterru OVERDRIVE HXP Palette Purple Ruf RUNE Tarte Tomato Sakuradog Troy VitaminSoft UnknownEngine TSSystem Xbangbang Anisetta Nijyuei Interheart LovaGame Giga Jisatu101 EntisGLS Ciel ACTGS TerraLunar PPSSPP jukujojidai PCSX2 VanillawareGC cef V8 mono pchooks PONScripter Bishop sakanagl Lightvn KiriKiri SideB BGI Bootup morning shyakunage Regista NNNConfig Eushully Majiro littlecheese Elf Silkys CMVS Wolf Circus1 Circus2 Cotopha Artemis CatSystem Atelier Tenco QLIE Pal AIL2 NeXAS LunaSoft Unicorn Rejet Interlude AdobeAir Retouch Malie Live Nexton Lucifen Waffle TinkerBell SystemAoi Yuris Nitroplus2 Bruns EME RRE Candy Speed ApricoT Triangle AB2Try MBLMED GameMaker DxLib CodeX Minori Sprite RpgmXP Eagls Debonosu C4 WillPlus Tanuki GXP AOS Mink YukaSystem2 sakusesu Exp Syuntada Pensil Anim hibiki Nitroplus Reallive Siglus Taskforce2 RUGP IronGameSystem Anex86 ShinyDaysGame MarineHeart ShinaRio CaramelBox UnisonShift Escude Ryokucha Alice Footy2 utawarerumono System4x Abalone Abel 5pb HorkEye XUSE Leaf Nekopack AXL AGS AdobeFlash10 FocasLens Tamamo Ages3ResT)
 	set(enginepath "engine32")
 	set(collector "enginecollection32.cpp")
 endif()

LunaHook/engine32/Cage.cpp

@@ -0,0 +1,78 @@
+#include "Cage.h"
+
+bool Cage::attach_function()
+{
+  // https://vndb.org/v8381
+  // 夢姿 ～ゆめのすがた～
+  /*
+  size_t __cdecl _mbslen(const unsigned __int8 *String)
+{
+const unsigned __int8 *v2; // eax
+size_t i; // esi
+
+if ( !dword_476AFC )
+return strlen((const char *)String);
+_lock(25);
+v2 = String;
+for ( i = 0; *v2; ++i )
+{
+if ( (byte_476C01[*v2] & 4) != 0 && !*++v2 )
+break;
+++v2;
+}
+_unlock(25);
+return i;
+}
+  */
+  /*
+  .text:00451B0C                 mov     eax, [esp+8+String]
+.text:00451B10                 pop     ecx
+.text:00451B11                 xor     esi, esi
+.text:00451B13
+.text:00451B13 loc_451B13:                             ; CODE XREF: __mbslen+3D↓j
+.text:00451B13                 mov     cl, [eax]
+.text:00451B15                 test    cl, cl
+.text:00451B17                 jz      short loc_451B2F
+.text:00451B19                 movzx   ecx, cl
+.text:00451B1C                 test    byte_476C01[ecx], 4
+.text:00451B23                 jz      short loc_451B2B
+.text:00451B25                 inc     eax
+.text:00451B26                 cmp     byte ptr [eax], 0
+.text:00451B29                 jz      short loc_451B2F
+.text:00451B2B
+.text:00451B2B loc_451B2B:                             ; CODE XREF: __mbslen+33↑j
+.text:00451B2B                 inc     esi
+.text:00451B2C                 inc     eax
+.text:00451B2D                 jmp     short loc_451B13
+  */
+  BYTE check[] = {
+      //clang-format off
+      0x8B, 0x44, 0x24, 0x0C,
+      0x59,
+      0x33, 0xF6,
+      0x8A, 0x08,
+      0x84, 0xC9,
+      0x74, 0x16,
+      0x0F, 0xB6, 0xC9,
+      0xF6, 0x81, XX4, 0x04,
+      0x74, 0x06,
+      0x40,
+      0x80, 0x38, 0x00,
+      0x74, 0x04,
+      0x46,
+      0x40,
+      0xEB, 0xE4
+      //clang-format on
+  };
+  auto addrx = MemDbg::findBytes(check, sizeof(check), processStartAddress, processStopAddress);
+  if (!addrx)
+    return false;
+  addrx = MemDbg::findEnclosingAlignedFunction(addrx);
+  if (!addrx)
+    return 0;
+  HookParam hp;
+  hp.address = addrx;
+  hp.type = USING_STRING;
+  hp.offset = get_stack(1);
+  return NewHook(hp, "Cage");
+}

LunaHook/engine32/Cage.h

@@ -0,0 +1,14 @@
+
+
+class Cage : public ENGINE
+{
+public:
+    Cage()
+    {
+        // https://vndb.org/v8381
+        // 夢姿 ～ゆめのすがた～
+        check_by = CHECK_BY::FILE_ALL;
+        check_by_target = check_by_list{L"script.msb", L"data*.ym"};
+    };
+    bool attach_function();
+};

LunaHook/enginecollection32.cpp

@@ -9,6 +9,7 @@
 #include "engine32/Tarte.h"
 #include "engine32/sakanagl.h"
 #include "engine32/LCScript.h"
+#include "engine32/Cage.h"
 #include "engine32/ONScripterru.h"
 #include "engine32/CoffeeMaker.h"
 #include "engine32/TACTICS.h"
@@ -410,5 +411,6 @@ std::vector<ENGINE *> check_engines()
         new Aisystem6,
         new AksysGames,
         new AGE_System,
+        new Cage,
     };
 }