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HolographicHat
2022-06-12 15:59:43 +08:00
parent 1adc6c4c0f
commit 180ab8bab7
5 changed files with 43 additions and 22 deletions
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6
lib/src/il2cpp-functions.h
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@@ -1,5 +1,5 @@
using namespace Genshin;
DO_APP_FUNC(0x02BC1930, ByteArray*, MessageExtensions_ToByteArray, (IMessage msg, MethodInfo* method));
DO_APP_FUNC(0x04E9B3F0, String*, Convert_ToBase64String, (ByteArray* arr, MethodInfo* method));
DO_APP_FUNC(0x01591250, void, Packet_SetDispstchData, (ByteArray* data, MethodInfo* method));
DO_APP_FUNC(0x04E9B3F0, String*, Convert_ToBase64String, (ByteArray* value, MethodInfo* method));
DO_APP_FUNC(0x0517DD30, String*, BitConverter_ToString, (ByteArray* value, INT32 start, INT32 length, MethodInfo* method));
DO_APP_FUNC(0x015913C0, void, Packet_Xor, (ByteArray** data, INT32 length, MethodInfo* method));

20
lib/src/il2cpp-init.cpp
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@@ -14,32 +14,18 @@ namespace Genshin {
using std::string;
ull GetAddressByExports(HMODULE base, const char* name) {
ull funcAddr = reinterpret_cast<ull>(GetProcAddress(base, name));
UINT64 GetAddressByExports(HMODULE base, const char* name) {
UINT64 funcAddr = reinterpret_cast<UINT64>(GetProcAddress(base, name));
return funcAddr == 0 ? 0 : funcAddr;
}
ull milliseconds_now() {
static LARGE_INTEGER s_frequency;
static BOOL s_use_qpc = QueryPerformanceFrequency(&s_frequency);
if (s_use_qpc) {
LARGE_INTEGER now;
QueryPerformanceCounter(&now);
return (1000LL * now.QuadPart) / s_frequency.QuadPart;
} else {
return GetTickCount64();
}
}
void InitIL2CPP() {
auto start = milliseconds_now();
auto hBase = GetModuleHandle("UserAssembly.dll");
auto bAddr = (ull)hBase;
auto bAddr = (UINT64)hBase;
#define DO_API(r, n, p) n = (r (*) p) GetAddressByExports(hBase, #n);
#include "il2cpp-api-functions.h"
#undef DO_API
#define DO_APP_FUNC(a, r, n, p) n = (r (*) p)(bAddr + a)
#include "il2cpp-functions.h"
#undef DO_APP_FUNC
printf("Initialized in %llu ms.\n", milliseconds_now() - start);
}

2
lib/src/pch.h
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@@ -13,8 +13,6 @@
// 添加要在此处预编译的标头
typedef unsigned long long ull;
#include <map>
#include <vector>
#include <codecvt>

20
lib/src/util.cpp
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@@ -1,6 +1,26 @@
#include "pch.h"
#include "util.h"
#pragma region StringConvert
string IlStringToString(Il2CppString* str, UINT codePage) {
auto chars = reinterpret_cast<const wchar_t*>(str->chars);
auto len = WideCharToMultiByte(codePage, 0, chars, -1, nullptr, 0, nullptr, nullptr);
auto buffer = new char[len];
WideCharToMultiByte(codePage, 0, chars, -1, buffer, len, nullptr, nullptr);
return string(buffer);
}
#pragma endregion
#pragma region ByteUtils
bool IsLittleEndian() {
UINT i = 1;
char* c = (char*)&i;
return (*c);
}
#pragma endregion
#pragma region FindMainWindowByPID
struct HandleData {

17
lib/src/util.h
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@@ -1,6 +1,23 @@
#pragma once
using std::string;
bool IsLittleEndian();
HWND FindMainWindowByPID(DWORD pid);
string IlStringToString(Il2CppString* str, UINT codePage = CP_ACP);
#define ErrorDialogT(title, msg) MessageBox(unityWnd, msg, title, MB_OK | MB_ICONERROR | MB_SYSTEMMODAL);
#define ErrorDialog(msg) ErrorDialogT("YaeAchievement", msg)
template<class T>
static T ReadMapped(void* data, int offset, bool littleEndian = false) {
char* cData = (char*)data;
T result = {};
if (IsLittleEndian() != littleEndian) {
for (int i = 0; i < sizeof(T); i++)
((char*)&result)[i] = cData[offset + sizeof(T) - i - 1];
return result;
}
memcpy(&result, cData + offset, sizeof(result));
return result;
}