From 7de41ab004c7a9df03988811768415c5c4d93428 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=81=8D=E5=85=AE=E6=83=9A=E5=85=AE?=
 <101191390+HIllya51@users.noreply.github.com>
Date: Tue, 24 Sep 2024 23:25:45 +0800
Subject: [PATCH] Aisystem6

---
 LunaHook/engine32/Silkys.cpp    | 39 ++++++++++++++++++++++++++++++++-
 LunaHook/engine32/Silkys.h      | 19 ++++++++++++++++
 LunaHook/enginecollection32.cpp |  3 ++-
 3 files changed, 59 insertions(+), 2 deletions(-)

diff --git a/LunaHook/engine32/Silkys.cpp b/LunaHook/engine32/Silkys.cpp
index 7b7a5f6..7e9cff0 100644
--- a/LunaHook/engine32/Silkys.cpp
+++ b/LunaHook/engine32/Silkys.cpp
@@ -254,7 +254,7 @@ bool hookBefore(hook_stack *s, void *data1, size_t *len, uintptr_t *role)
   // FIXME: I am not able to distinguish choice out
   *role =
       s->stack[1] ? Engine::NameRole : // arg2 != 0 for name
-          // s->ebx > 0x0fffffff ? Engine::ChoiceRole : // edx is a pointer for choice
+                                       // s->ebx > 0x0fffffff ? Engine::ChoiceRole : // edx is a pointer for choice
           Engine::ScenarioRole;
 
   std::string oldData(arg->getText(), arg->size);
@@ -734,4 +734,41 @@ bool Silkysveryveryold_attach_function()
 bool Silkysveryveryold::attach_function()
 {
   return Silkysveryveryold_attach_function() || fob2();
+}
+
+bool Aisystem6::attach_function()
+{
+  // 肢体を洗う
+  const BYTE bytes[] = {
+      // if ( *(_WORD *)lpString == 0x9381 && v9 == 2 )
+      0x66, 0x8B, 0x01, 0xF7, // mov     ax, [ecx]
+      0xDD, 0x1B,
+      0xED, 0x83, 0xC5, 0x02,
+      0xD1, 0xEB,
+      0x0F, 0xAF, 0xDD,
+      0x66, 0x3D, 0x81, 0x93, // cmp     ax, 9381h
+  };
+  ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
+  if (!addr)
+    return false;
+  addr = MemDbg::findEnclosingAlignedFunction(addr);
+  if (!addr)
+    return false;
+  // 有三个这个同型的函数，分别显示不同的内容，各自只调用一次，在xref里面分发。
+  auto addrs = findxref_reverse_checkcallop(addr, addr - 0x1000, addr + 0x1000, 0xe8);
+  if (addrs.size() != 1)
+    return false;
+  addr = MemDbg::findEnclosingAlignedFunction(addrs[0]);
+  if (!addr)
+    return false;
+  HookParam hp;
+  hp.address = addr;
+  hp.offset = get_stack(1);
+  hp.type = USING_STRING | NO_CONTEXT; // 男主自定义人名会被分开
+  hp.filter_fun = [](void *data, size_t *len, HookParam *hp)
+  {
+    StringCharReplacer((char *)data, len, "\x81\x93", 2, '\n');
+    return true;
+  };
+  return NewHook(hp, "Aisystem6");
 }
\ No newline at end of file
diff --git a/LunaHook/engine32/Silkys.h b/LunaHook/engine32/Silkys.h
index f01f6ba..7a5a5ca 100644
--- a/LunaHook/engine32/Silkys.h
+++ b/LunaHook/engine32/Silkys.h
@@ -63,3 +63,22 @@ public:
     };
     bool attach_function();
 };
+
+class Aisystem6 : public ENGINE
+{
+public:
+    Aisystem6()
+    {
+        // 肢体を洗う
+        check_by = CHECK_BY::CUSTOM;
+        check_by_target = []()
+        {
+            auto check1 = Util::CheckFile(L"script.arc") && Util::CheckFile(L"sequence.arc") && Util::CheckFile(L"mask.arc") && Util::CheckFile(L"bitmap.arc") && Util::CheckFile(L"flag0000");
+            if (!check1)
+                return false;
+            char AISYSTEM_6[] = "AISYSTEM_6";
+            return 0 != MemDbg::findBytes(AISYSTEM_6, sizeof(AISYSTEM_6), processStartAddress, min(processStopAddress, processStartAddress + 0x100000));
+        };
+    };
+    bool attach_function();
+};
\ No newline at end of file
diff --git a/LunaHook/enginecollection32.cpp b/LunaHook/enginecollection32.cpp
index b06b44f..368c6ea 100644
--- a/LunaHook/enginecollection32.cpp
+++ b/LunaHook/enginecollection32.cpp
@@ -404,6 +404,7 @@ std::vector<ENGINE *> check_engines()
         new RealliveX,
         new TextXtra_x32,
         new Stronger,
-        new RPGMaker
+        new RPGMaker,
+        new Aisystem6
     };
 }
\ No newline at end of file