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https://github.com/HIllya51/LunaHook.git
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debo
This commit is contained in:
恍兮惚兮
parent
fe8719cd46
commit
ed6e34302e
@ -1,15 +1,18 @@
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#include "Debonosu.h"
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namespace { // unnamed
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namespace
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{ // unnamed
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int _type;
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void SpecialHookDebonosuScenario(hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
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{
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DWORD retn = stack->retaddr;
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if (*(WORD *)retn == 0xc483){ // add esp, $ old Debonosu game
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if (*(WORD *)retn == 0xc483)
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{ // add esp, $ old Debonosu game
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hp->offset = get_stack(1);
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_type = 1;
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}
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else{ // new Debonosu game
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else
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{ // new Debonosu game
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hp->offset = get_reg(regs::eax);
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_type = 2;
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}
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@ -19,21 +22,25 @@ void SpecialHookDebonosuScenario(hook_stack* stack, HookParam *hp, uintptr_t *d
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*len = ::strlen((char *)*data);
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*split = FIXED_SPLIT_VALUE;
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}
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void hook_after(hook_stack*s,void* data, size_t len){
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void hook_after(hook_stack *s, void *data, size_t len)
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{
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static std::string ts;
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ts = std::string((LPSTR)data, len);
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if(_type==1){
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if (_type == 1)
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{
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s->stack[1] = (DWORD)ts.c_str();
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}
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else{
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else
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{
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s->ecx = (DWORD)ts.c_str();
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}
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}
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bool InsertDebonosuScenarioHook()
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{
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DWORD addr = Util::FindImportEntry(processStartAddress, (DWORD)lstrcatA);
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if (!addr) {
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if (!addr)
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{
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ConsoleOutput("Debonosu: lstrcatA is not called");
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return false;
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}
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@ -42,12 +49,14 @@ bool InsertDebonosuScenarioHook()
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for (DWORD i = processStartAddress; i < processStopAddress - 4; i++)
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if (*(DWORD *)i == search &&
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*(WORD *)(i + 4) == addr && // call dword ptr lstrcatA
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*(BYTE *)(i - 5) == 0x68) { // push $
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*(BYTE *)(i - 5) == 0x68)
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{ // push $
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DWORD push = *(DWORD *)(i - 4);
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for (DWORD j = i + 6, k = j + 0x10; j < k; j++)
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if (*(BYTE *)j == 0xb8 &&
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*(DWORD *)(j + 1) == push)
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if (DWORD hook_addr = SafeFindEnclosingAlignedFunction(i, 0x200)) {
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if (DWORD hook_addr = SafeFindEnclosingAlignedFunction(i, 0x200))
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{
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HookParam hp;
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hp.address = hook_addr;
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hp.text_fun = SpecialHookDebonosuScenario;
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@ -55,7 +64,8 @@ bool InsertDebonosuScenarioHook()
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hp.hook_after = hook_after;
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hp.hook_font = F_MultiByteToWideChar | F_GetTextExtentPoint32A;
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hp.type = USING_STRING | NO_CONTEXT | USING_SPLIT | FIXING_SPLIT | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_DYNA_SJIS; // there is only one thread
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hp.filter_fun=[](void* data, size_t* len, HookParam* hp){
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hp.filter_fun = [](void *data, size_t *len, HookParam *hp)
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{
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return write_string_overwrite(data, len, std::regex_replace(std::string((char *)data, *len), std::regex("\\{(.*?)/(.*?)\\}"), "$1"));
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};
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ConsoleOutput("INSERT Debonosu");
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@ -98,7 +108,8 @@ bool InsertDebonosuNameHook()
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0x57 // 0032f678 57 push edi
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};
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ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
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if (!addr) {
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if (!addr)
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{
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ConsoleOutput("DebonosuName: pattern NOT FOUND");
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return false;
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}
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@ -122,7 +133,8 @@ bool attach(ULONG startAddress, ULONG stopAddress)
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if (addr = MemDbg::findBytes(msg, ::strlen(msg + 1), startAddress, stopAddress))
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addr = MemDbg::findPushAddress(addr, startAddress, stopAddress);
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}
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if (!addr) {
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if (!addr)
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{
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const uint8_t bytes[] = {
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0x50, // 0010fb80 50 push eax
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@ -132,12 +144,14 @@ bool attach(ULONG startAddress, ULONG stopAddress)
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};
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addr = MemDbg::findBytes(bytes, sizeof(bytes), startAddress, stopAddress);
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}
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if (!addr) {
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if (!addr)
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{
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return false;
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}
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// addr = MemDbg::findEnclosingAlignedFunction(addr); // This might not work as the address is not always aligned
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addr = MemDbg::findEnclosingFunctionAfterInt3(addr);
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if (!addr) {
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if (!addr)
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{
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return false;
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}
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HookParam hp;
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@ -149,17 +163,44 @@ bool attach(ULONG startAddress, ULONG stopAddress)
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return NewHook(hp, "Debonosu2");
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}
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namespace
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{
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bool debox()
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{
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//[240726][1282636][でぼの巣製作所] 神楽漫遊記～桂香と初花～ DL版 (files)
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auto lua51 = GetModuleHandle(L"lua5.1.dll");
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if (!lua51)
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return false;
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auto lua_tolstring = (DWORD)GetProcAddress(lua51, "lua_tolstring");
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if (!lua_tolstring)
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return false;
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auto addrs = findiatcallormov_all(lua_tolstring, processStartAddress, processStartAddress, processStopAddress, PAGE_EXECUTE);
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auto succ = false;
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for (auto addr : addrs)
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{
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HookParam hp;
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hp.address = addr + 6;
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hp.type = USING_STRING | NO_CONTEXT;
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hp.offset = get_reg(regs::eax);
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succ |= NewHook(hp, "debonosu");
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}
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return succ;
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}
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}
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bool InsertDebonosuHook()
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{
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bool ok = InsertDebonosuScenarioHook();
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bool ok = InsertDebonosuScenarioHook() || debox();
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if (ok)
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InsertDebonosuNameHook();
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return ok;
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}
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bool Debonosu::attach_function() {
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bool Debonosu::attach_function()
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{
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// 1/1/2016 jich: skip izumo4 from studio ego that is not supported by debonosu
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if (Util::CheckFile(L"*izumo4*.exe")) {
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if (Util::CheckFile(L"*izumo4*.exe"))
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{
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PcHooks::hookOtherPcFunctions();
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return true;
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}
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@ -362,7 +362,6 @@ void TextHook::Send(uintptr_t lpDataBase)
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parsenewlineseperator(pbData, &lpCount);
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bool canembed;
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;
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if (hp.type & EMBED_ABLE)
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{
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if (!checklengthembedable(hp, lpCount))
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