diff --git a/Source/Network/Connection/ConnectionBuffer.h b/Source/Network/Connection/ConnectionBuffer.h
index dded330..e21fc2b 100644
--- a/Source/Network/Connection/ConnectionBuffer.h
+++ b/Source/Network/Connection/ConnectionBuffer.h
@@ -24,10 +24,10 @@ public:
   }
 
 private:
-  char* m_data;
-  int m_read;
-  int m_write;
-  std::vector<char> m_storage;
+  /* 0000 */ char* m_data;
+  /* 0004 */ int m_read;
+  /* 0008 */ int m_write;
+  /* 000C */ std::vector<char> m_storage;
   ConnectionBuffer(const ConnectionBuffer&) = delete;
   ConnectionBuffer& operator=(const ConnectionBuffer&) = delete;
 };
diff --git a/Source/Network/Http/CURLMgr.h b/Source/Network/Http/CURLMgr.h
index 61f8702..51f402a 100644
--- a/Source/Network/Http/CURLMgr.h
+++ b/Source/Network/Http/CURLMgr.h
@@ -1,6 +1,7 @@
 #ifndef RAGNAROK_SOURCE_NETWORK_HTTP_CURLMGR_H
 #define RAGNAROK_SOURCE_NETWORK_HTTP_CURLMGR_H
 
+#include <cstddef>
 #include <windows.h>
 
 struct curl_slist;
@@ -13,25 +14,38 @@ public:
   static bool Initialize();
   static void Shutdown();
 
-  int(__cdecl* globalInit)(long);
-  void(__cdecl* globalCleanup)();
-  curl_slist*(__cdecl* slistAppend)(curl_slist*, const char*);
-  int(__cdecl* formAdd)(curl_httppost**, curl_httppost**, ...);
-  void*(__cdecl* easyInit)();
-  int(__cdecl* easySetopt)(void*, int, ...);
-  int(__cdecl* easyPerform)(void*);
-  void(__cdecl* easyCleanup)(void*);
-  void(__cdecl* formFree)(curl_httppost*);
-  void(__cdecl* slistFreeAll)(curl_slist*);
-  int(__cdecl* easyGetinfo)(void*, int, ...);
-  bool m_enabled;
-  HMODULE m_module;
+  /* 0004 */ int(__cdecl* globalInit)(long);
+  /* 0008 */ void(__cdecl* globalCleanup)();
+  /* 000C */ curl_slist*(__cdecl* slistAppend)(curl_slist*, const char*);
+  /* 0010 */ int(__cdecl* formAdd)(curl_httppost**, curl_httppost**, ...);
+  /* 0014 */ void*(__cdecl* easyInit)();
+  /* 0018 */ int(__cdecl* easySetopt)(void*, int, ...);
+  /* 001C */ int(__cdecl* easyPerform)(void*);
+  /* 0020 */ void(__cdecl* easyCleanup)(void*);
+  /* 0024 */ void(__cdecl* formFree)(curl_httppost*);
+  /* 0028 */ void(__cdecl* slistFreeAll)(curl_slist*);
+  /* 002C */ int(__cdecl* easyGetinfo)(void*, int, ...);
+  /* 0030 */ bool m_enabled;
+  /* 0034 */ HMODULE m_module;
 };
 
 extern CCURLMgr* g_curlMgr;
 
 #if defined(_WIN32) && !defined(_WIN64)
 static_assert(sizeof(CCURLMgr) == 56);
+static_assert(offsetof(CCURLMgr, globalInit) == 0x0004);
+static_assert(offsetof(CCURLMgr, globalCleanup) == 0x0008);
+static_assert(offsetof(CCURLMgr, slistAppend) == 0x000C);
+static_assert(offsetof(CCURLMgr, formAdd) == 0x0010);
+static_assert(offsetof(CCURLMgr, easyInit) == 0x0014);
+static_assert(offsetof(CCURLMgr, easySetopt) == 0x0018);
+static_assert(offsetof(CCURLMgr, easyPerform) == 0x001C);
+static_assert(offsetof(CCURLMgr, easyCleanup) == 0x0020);
+static_assert(offsetof(CCURLMgr, formFree) == 0x0024);
+static_assert(offsetof(CCURLMgr, slistFreeAll) == 0x0028);
+static_assert(offsetof(CCURLMgr, easyGetinfo) == 0x002C);
+static_assert(offsetof(CCURLMgr, m_enabled) == 0x0030);
+static_assert(offsetof(CCURLMgr, m_module) == 0x0034);
 #endif
 
 #endif
diff --git a/Source/Network/Packets/PacketLengths.h b/Source/Network/Packets/PacketLengths.h
index f26bd1e..6d132d4 100644
--- a/Source/Network/Packets/PacketLengths.h
+++ b/Source/Network/Packets/PacketLengths.h
@@ -1,17 +1,18 @@
 #ifndef RAGNAROK_SOURCE_NETWORK_PACKETS_PACKETLENGTHS_H
 #define RAGNAROK_SOURCE_NETWORK_PACKETS_PACKETLENGTHS_H
 
+#include <cstddef>
 #include <map>
 
 struct PacketLengthValue {
-  int length;
-  int variable;
-  int record;
+  /* 0000 */ int length;
+  /* 0004 */ int variable;
+  /* 0008 */ int record;
 };
 
 struct PacketLengthResult {
-  int kind;
-  int length;
+  /* 0000 */ int kind;
+  /* 0004 */ int length;
 };
 
 struct PacketLengths {
@@ -22,4 +23,12 @@ struct PacketLengths {
   static void Initialize(std::map<int, PacketLengthValue>& values);
 };
 
+#if defined(_WIN32) && !defined(_WIN64)
+static_assert(sizeof(PacketLengthValue) == 0x0C);
+static_assert(offsetof(PacketLengthValue, variable) == 0x04);
+static_assert(offsetof(PacketLengthValue, record) == 0x08);
+static_assert(sizeof(PacketLengthResult) == 0x08);
+static_assert(offsetof(PacketLengthResult, length) == 0x04);
+#endif
+
 #endif