diff --git a/LunaHook/engine32/YukaSystem2.cpp b/LunaHook/engine32/YukaSystem2.cpp index 91fc959..450f792 100644 --- a/LunaHook/engine32/YukaSystem2.cpp +++ b/LunaHook/engine32/YukaSystem2.cpp @@ -1,4 +1,4 @@ -#include"YukaSystem2.h" +#include "YukaSystem2.h" /** jichi 7/6/2014 YukaSystem2 * Sample game: セミラミスの天秤 * @@ -67,26 +67,27 @@ // Though the input string is UTF-8, it should be ASCII compatible. static bool _yk2garbage(const char *p) { - //Q_ASSERT(p); - while (char ch = *p++) { + // Q_ASSERT(p); + while (char ch = *p++) + { if (!( - ch >= '0' && ch <= '9' || - ch >= 'A' && ch <= 'z' || // also ignore ASCII 91-96: [ \ ] ^ _ ` - ch == '"' || ch == '.' || ch == '-' || ch == '#' - )) - return false; + ch >= '0' && ch <= '9' || + ch >= 'A' && ch <= 'z' || // also ignore ASCII 91-96: [ \ ] ^ _ ` + ch == '"' || ch == '.' || ch == '-' || ch == '#')) + return false; } return true; } // Get text from arg2 -static void SpecialHookYukaSystem2(hook_stack* stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t*len) +static void SpecialHookYukaSystem2(hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len) { DWORD arg2 = stack->stack[2], // [esp+0x8] - arg3 = stack->stack[3]; // [esp+0xc] - //arg4 = argof(4, esp_base); // there is no arg4. arg4 is properlly a function pointer + arg3 = stack->stack[3]; // [esp+0xc] + // arg4 = argof(4, esp_base); // there is no arg4. arg4 is properlly a function pointer LPCSTR text = (LPCSTR)arg2; - if (*text && !_yk2garbage(text)) { // I am sure this could be null + if (*text && !_yk2garbage(text)) + { // I am sure this could be null *data = (DWORD)text; *len = ::strlen(text); // UTF-8 is null-terminated if (arg3) @@ -94,143 +95,206 @@ static void SpecialHookYukaSystem2(hook_stack* stack, HookParam *hp, uintptr_t } } - bool InsertYukaSystem2Hook() { const BYTE bytes[] = { - 0x55, // 004010e0 /$ 55 push ebp ; jichi; hook here - 0x8b,0xec, // 004010e1 |. 8bec mov ebp,esp - 0x8b,0x45, 0x08, // 004010e3 |. 8b45 08 mov eax,dword ptr ss:[ebp+0x8] ; jichi: ebp+0x8 = arg2 - 0x8b,0x4d, 0x0c, // 004010e6 |. 8b4d 0c mov ecx,dword ptr ss:[ebp+0xc] - 0x8a,0x11, // 004010e9 |. 8a11 mov dl,byte ptr ds:[ecx] - 0x88,0x10, // 004010eb |. 8810 mov byte ptr ds:[eax],dl ; jichi: eax is the address to text - 0x5d, // 004010ed |. 5d pop ebp - 0xc3 // 004010ee \. c3 retn + 0x55, // 004010e0 /$ 55 push ebp ; jichi; hook here + 0x8b, 0xec, // 004010e1 |. 8bec mov ebp,esp + 0x8b, 0x45, 0x08, // 004010e3 |. 8b45 08 mov eax,dword ptr ss:[ebp+0x8] ; jichi: ebp+0x8 = arg2 + 0x8b, 0x4d, 0x0c, // 004010e6 |. 8b4d 0c mov ecx,dword ptr ss:[ebp+0xc] + 0x8a, 0x11, // 004010e9 |. 8a11 mov dl,byte ptr ds:[ecx] + 0x88, 0x10, // 004010eb |. 8810 mov byte ptr ds:[eax],dl ; jichi: eax is the address to text + 0x5d, // 004010ed |. 5d pop ebp + 0xc3 // 004010ee \. c3 retn }; - //enum { addr_offset = 0 }; + // enum { addr_offset = 0 }; ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR); ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range); - //GROWL_DWORD(addr); // supposed to be 0x4010e0 - if (!addr) { - ConsoleOutput("YukaSystem2: pattern not found"); + // GROWL_DWORD(addr); // supposed to be 0x4010e0 + if (!addr) return false; - } HookParam hp; hp.address = addr; - hp.offset=get_stack(1); - hp.split=get_stack(2); - hp.type =USING_SPLIT| USING_STRING|CODEC_UTF8; // UTF-8, though - hp.filter_fun=[](void* data, size_t* len, HookParam* hp){ - //セミラミスの天秤 - //セミラミスの天秤 Fated Dolls - if(data==0)return false; - - if(all_ascii(reinterpret_cast(data),*len))return false; - auto str=std::string(reinterpret_cast(data),*len); - + hp.offset = get_stack(1); + hp.split = get_stack(2); + hp.type = USING_SPLIT | USING_STRING | CODEC_UTF8; // UTF-8, though + hp.filter_fun = [](void *data, size_t *len, HookParam *hp) + { + // セミラミスの天秤 + // セミラミスの天秤 Fated Dolls + if (data == 0) + return false; + + if (all_ascii(reinterpret_cast(data), *len)) + return false; + auto str = std::string(reinterpret_cast(data), *len); + str = std::regex_replace(str, std::regex(R"(@r\((.*?),(.*?)\))"), "$1"); - - auto wstr=StringToWideString(str); - if(wstr.size()==1)return false; + auto wstr = StringToWideString(str); - for(auto wc:wstr){ - if((wc>='A' && wc<='z')|| - (wc>='0' && wc<='9')|| - (wc=='"')||(wc=='.')||(wc=='-')||(wc=='#')|| - (wc==65533)||(wc==2))return false; + if (wstr.size() == 1) + return false; + + for (auto wc : wstr) + { + if ((wc >= 'A' && wc <= 'z') || + (wc >= '0' && wc <= '9') || + (wc == '"') || (wc == '.') || (wc == '-') || (wc == '#') || + (wc == 65533) || (wc == 2)) + return false; } - return write_string_overwrite(data,len,str); + return write_string_overwrite(data, len, str); }; - //hp.text_fun = SpecialHookYukaSystem2; + // hp.text_fun = SpecialHookYukaSystem2; ConsoleOutput("INSERT YukaSystem2"); return NewHook(hp, "YukaSystem2"); } -namespace{ - bool hook2(){ - //君を仰ぎ乙女は姫に - //ずっとつくしてあげるの! +namespace +{ + bool hook2() + { + // 君を仰ぎ乙女は姫に + // ずっとつくしてあげるの! const BYTE bytes[] = { - 0x0F,0xB6,0x07, - 0x83,0xE8,0x40, - 0x75,XX, - 0x0F,0xB6,0x47,0x01, - 0x83,0xE8,0x67, - 0x8D,0x4F,0x01, - 0x75,XX, - 0x0F,0xB6,0x41,0x01, - 0x83,0xC1,0x01, - 0x83,0xE8,0x66, - 0x74,XX - }; - //enum { addr_offset = 0 }; + 0x0F, 0xB6, 0x07, + 0x83, 0xE8, 0x40, + 0x75, XX, + 0x0F, 0xB6, 0x47, 0x01, + 0x83, 0xE8, 0x67, + 0x8D, 0x4F, 0x01, + 0x75, XX, + 0x0F, 0xB6, 0x41, 0x01, + 0x83, 0xC1, 0x01, + 0x83, 0xE8, 0x66, + 0x74, XX}; + // enum { addr_offset = 0 }; ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR); ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range); - //GROWL_DWORD(addr); // supposed to be 0x4010e0 - if (!addr) return false; + // GROWL_DWORD(addr); // supposed to be 0x4010e0 + if (!addr) + return false; addr = MemDbg::findEnclosingAlignedFunction(addr); - if (!addr) return false; + if (!addr) + return false; HookParam hp; hp.address = addr; - hp.offset=get_stack(2); - hp.type = USING_SPLIT|DATA_INDIRECT; - hp. index=0; - hp.split=get_stack(1); - return NewHook(hp, "YukaSystem2"); + hp.offset = get_stack(2); + hp.type = USING_SPLIT | DATA_INDIRECT; + hp.index = 0; + hp.split = get_stack(1); + return NewHook(hp, "YukaSystem2"); } } -namespace __{ -bool YukaSystem1Filter(LPVOID data, size_t *size, HookParam *) +namespace __ { - auto text = reinterpret_cast(data); - auto len = reinterpret_cast(size); + bool YukaSystem1Filter(LPVOID data, size_t *size, HookParam *) + { + auto text = reinterpret_cast(data); + auto len = reinterpret_cast(size); - if (*len == 0) return false; + if (*len == 0) + return false; - // if acii add a space at the end of the sentence overwriting null terminator - if (*len >=2 && text[*len-2]>0) - text[(*len)++] = ' '; + // if acii add a space at the end of the sentence overwriting null terminator + if (*len >= 2 && text[*len - 2] > 0) + text[(*len)++] = ' '; - if (cpp_strnstr(text, "@r(", *len)) { - StringFilterBetween(text, len, "@r(", 3, ")", 1); // @r(2,はと) + if (cpp_strnstr(text, "@r(", *len)) + { + StringFilterBetween(text, len, "@r(", 3, ")", 1); // @r(2,はと) + } + + return true; } - return true; -} + bool InsertYukaSystem1Hook() + { + /* + * Sample games: + * https://vndb.org/r71601 + * https://vndb.org/v7507 + */ + const BYTE bytes[] = { + 0x80, 0x3D, XX4, 0x01, // cmp byte ptr [kimihime.exe+16809C],01 << hook here + 0x75, 0x11, // jne kimihime.exe+42D74 + 0xB9, XX4, // mov ecx,kimihime.exe+C7F8C + 0xC6, 0x05, XX4, 0x00 // mov byte ptr [kimihime.exe+1516C5],00 + }; + ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR); + ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range); + if (!addr) + { + ConsoleOutput("YukaSystem1: pattern not found"); + return false; + } -bool InsertYukaSystem1Hook() + HookParam hp; + hp.address = addr; + hp.offset = get_reg(regs::eax); + hp.type = USING_STRING | KNOWN_UNSTABLE; + hp.filter_fun = YukaSystem1Filter; + ConsoleOutput("INSERT YukaSystem1"); + return NewHook(hp, "YukaSystem1"); + } +} +namespace { - /* - * Sample games: - * https://vndb.org/r71601 - * https://vndb.org/v7507 - */ - const BYTE bytes[] = { - 0x80, 0x3D, XX4, 0x01, // cmp byte ptr [kimihime.exe+16809C],01 << hook here - 0x75, 0x11, // jne kimihime.exe+42D74 - 0xB9, XX4, // mov ecx,kimihime.exe+C7F8C - 0xC6, 0x05, XX4, 0x00 // mov byte ptr [kimihime.exe+1516C5],00 - }; - ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR); - ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range); - if (!addr) { - ConsoleOutput("YukaSystem1: pattern not found"); - return false; - } + bool h1() + { + // https://vndb.org/v540 + // シャマナシャマナ～月とこころと太陽の魔法～ + auto addr = Util::FindImportEntry(processStartAddress, (DWORD)IsDBCSLeadByteEx); + if (!addr) + return false; + const BYTE bytes[] = { + 0xff, 0x15, XX4, + 0x83, 0xf8, 0x01, + 0x0f, 0x85, XX4, + 0x33, 0xd2, + 0xb9, 0x02, 0x00, 0x00, 0x00, + 0xbf, XX4, + 0x8b, 0xf3, + 0x33, 0xc0, + 0xf3, 0xa6, + 0x74, XX, + 0xb8, XX4, + 0x8a, 0x48, 0x02, + 0x83, 0xc0, 0x02, + 0x83, 0xc2, 0x02, + 0x84, 0xc9, + 0x74, XX, + 0xb9, 0x02, 0x00, 0x00, 0x00, + 0x8b, 0xf8, + 0x8b, 0xf3, + 0x33, 0xed, + 0xf3, 0xa6}; + memcpy((void *)(bytes + 2), &addr, 4); + addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress); + if (!addr) + return false; + addr = MemDbg::findEnclosingAlignedFunction(addr, 0x100); + if (!addr) + return false; + HookParam hp; + hp.address = addr; + hp.offset = get_stack(2); + hp.type = USING_CHAR | DATA_INDIRECT; + hp.filter_fun = [](LPVOID data, size_t *size, HookParam *) + { + auto text = reinterpret_cast(data); + auto len = reinterpret_cast(size); + CharFilter(text, len, '@'); - HookParam hp; - hp.address = addr; - hp.offset=get_reg(regs::eax); - hp.type = USING_STRING | KNOWN_UNSTABLE; - hp.filter_fun = YukaSystem1Filter; - ConsoleOutput("INSERT YukaSystem1"); - return NewHook(hp, "YukaSystem1"); + return true; + }; + return NewHook(hp, "caramelbox"); + } } -} - -bool YukaSystem2::attach_function() { - bool _1=__::InsertYukaSystem1Hook(); - return InsertYukaSystem2Hook()||hook2()||_1; -} \ No newline at end of file +bool YukaSystem2::attach_function() +{ + bool _1 = h1() || __::InsertYukaSystem1Hook(); + return InsertYukaSystem2Hook() || hook2() || _1; +} \ No newline at end of file