diff --git a/LunaHook/engine32/NeXAS.cpp b/LunaHook/engine32/NeXAS.cpp index 6b48c18..e0a8d0b 100644 --- a/LunaHook/engine32/NeXAS.cpp +++ b/LunaHook/engine32/NeXAS.cpp @@ -1,4 +1,4 @@ -#include"NeXAS.h" +#include "NeXAS.h" /** jichi 7/6/2014 NeXAS * Sample game: BALDRSKYZERO EXTREME @@ -238,11 +238,61 @@ bool InsertNeXASHook() { // There are two GetGlyphOutlineA, both of which seem to have the same texts ULONG addr = MemDbg::findCallAddress((ULONG)::GetGlyphOutlineA, processStartAddress, processStopAddress); - if (!addr) { - ConsoleOutput("NexAS: failed"); + if (!addr) return false; + BYTE sig[] = { + /* + .text:00467841 cmp dword ptr [esi+18h], 10h + .text:00467845 jb short loc_46784C + .text:00467847 mov esi, [esi+4] + .text:0046784A jmp short loc_46784F + .text:0046784C ; --------------------------------------------------------------------------- + .text:0046784C + .text:0046784C loc_46784C: ; CODE XREF: sub_467540+305↑j + .text:0046784C add esi, 4 + .text:0046784F + .text:0046784F loc_46784F: ; CODE XREF: sub_467540+30A↑j + .text:0046784F push esi ; String + .text:00467850 call __mbsnextc + */ + /* + if ( *(_DWORD *)(v1 + 288) < 0x10u ) + v9 = (const unsigned __int8 *)(v1 + 268); + else + v9 = *(const unsigned __int8 **)(v1 + 268); + uChara = _mbsnextc(v9); + GlyphOutlineA = GetGlyphOutlineA(DC, uChara, 6u, &gm, 0, 0, &mat2); + */ + 0x83, 0x7E, 0x18, 0x10, + 0x72, 0x05, + 0x8B, 0x76, 0x04, + 0xEB, 0x03, + 0x83, 0xC6, 0x04, + 0x56, + 0xE8, XX4}; + auto addr2 = reverseFindBytes(sig, sizeof(sig), addr - 0x40, addr); + if (addr2) + { + addr2 = MemDbg::findEnclosingAlignedFunction(addr2); + if (addr2) + { + HookParam hp; + hp.address = addr2; + hp.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len) + { + auto v1 = stack->ecx; + const unsigned __int8 *v9; + if (*(DWORD *)(v1 + 288) < 0x10u) + v9 = (const unsigned __int8 *)(v1 + 268); + else + v9 = *(const unsigned __int8 **)(v1 + 268); + *data = (DWORD)v9; + *len = strlen((char*)v9); + }; + if (NewHook(hp, "NeXAS_1")) + return true; + } } - // DWORD GetGlyphOutline( // _In_ HDC hdc, // _In_ UINT uChar, @@ -252,92 +302,106 @@ bool InsertNeXASHook() // _Out_ LPVOID lpvBuffer, // _In_ const MAT2 *lpmat2 // ); - + HookParam hp; - //hp.address = (DWORD)::GetGlyphOutlineA; + // hp.address = (DWORD)::GetGlyphOutlineA; hp.address = addr; - //hp.type = USING_STRING|USING_SPLIT; - hp.type = CODEC_ANSI_BE|NO_CONTEXT|USING_SPLIT; + // hp.type = USING_STRING|USING_SPLIT; + hp.type = CODEC_ANSI_BE | NO_CONTEXT | USING_SPLIT; hp.offset = get_stack(1); // Either lpgm or lpmat2 are good choices hp.split = get_stack(3); - //hp.split = arg7_lpmat2; // = 0x18, arg7 + // hp.split = arg7_lpmat2; // = 0x18, arg7 ConsoleOutput("INSERT NeXAS"); return NewHook(hp, "NeXAS"); } -namespace { - bool _2(){ - //飛ぶ山羊はさかさまの木の夢を見るか - BYTE bs[]={ - 0x8B,0x56,0x68, - 0x8a,0x04,0x3a, - 0x8d,0x0c,0x3a, - 0x33,0xdb, - 0x3c,0x40 - }; - auto addr=MemDbg::findBytes(bs,sizeof(bs),processStartAddress,processStopAddress); - if(addr==0)return 0; - HookParam hp; - hp.address = addr+9; +namespace +{ + bool _2() + { + // 飛ぶ山羊はさかさまの木の夢を見るか + BYTE bs[] = { + 0x8B, 0x56, 0x68, + 0x8a, 0x04, 0x3a, + 0x8d, 0x0c, 0x3a, + 0x33, 0xdb, + 0x3c, 0x40}; + auto addr = MemDbg::findBytes(bs, sizeof(bs), processStartAddress, processStopAddress); + if (addr == 0) + return 0; + HookParam hp; + hp.address = addr + 9; hp.type = DATA_INDIRECT; - hp.index=0; - hp.offset=get_reg(regs::ecx); - hp.filter_fun=[](LPVOID data, size_t *size, HookParam *) + hp.index = 0; + hp.offset = get_reg(regs::ecx); + hp.filter_fun = [](LPVOID data, size_t *size, HookParam *) { - auto text = reinterpret_cast(data); - if (text[0] == '@') { + auto text = reinterpret_cast(data); + if (text[0] == '@') + { return false; } return true; }; - + return NewHook(hp, "NeXAS2"); } } namespace { - bool _3(){ - //真剣で私に恋しなさい！Ａ－５ - char atv[] ="@v"; - auto aV=MemDbg::findBytes(atv,sizeof(atv),processStartAddress,processStopAddress); - if(!aV)return false; - aV=MemDbg::findBytes(atv,sizeof(atv),aV+1,processStopAddress);//第一个是历史，第二个才是当前文本 - if(!aV)return false; - auto addr=MemDbg::findPushAddress(aV,processStartAddress,processStopAddress); - if(addr==0)return 0; - addr=MemDbg::findEnclosingAlignedFunction(addr); - if(addr==0)return 0; - HookParam hp; - hp.address = addr; - hp.type=USING_STRING; - hp.text_fun=[](hook_stack* stack, HookParam* hp, uintptr_t* data, uintptr_t* split, size_t* len){ - auto a2=(TextUnionA*)stack->stack[1];//std::string* - *data=(DWORD)a2->getText(); - *len=strlen(a2->getText()); + bool _3() + { + // 真剣で私に恋しなさい！Ａ－５ + char atv[] = "@v"; + auto aV = MemDbg::findBytes(atv, sizeof(atv), processStartAddress, processStopAddress); + if (!aV) + return false; + aV = MemDbg::findBytes(atv, sizeof(atv), aV + 1, processStopAddress); // 第一个是历史，第二个才是当前文本 + if (!aV) + return false; + auto addr = MemDbg::findPushAddress(aV, processStartAddress, processStopAddress); + if (addr == 0) + return 0; + addr = MemDbg::findEnclosingAlignedFunction(addr); + if (addr == 0) + return 0; + HookParam hp; + hp.address = addr; + hp.type = USING_STRING; + hp.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len) + { + auto a2 = (TextUnionA *)stack->stack[1]; // std::string* + *data = (DWORD)a2->getText(); + *len = strlen(a2->getText()); }; - hp.filter_fun=[](void* data, size_t* len, HookParam* hp){ - auto s=std::string((char*)data,*len); - if(startWith(s,"@")){ - if(startWith(s,"@v")){ - //S001_L1_0001 - s=std::regex_replace(s, std::regex("@v[a-zA-Z0-9]{4}_[a-zA-Z0-9]{2}_[a-zA-Z0-9]{4}"), ""); - return write_string_overwrite(data,len,s); + hp.filter_fun = [](void *data, size_t *len, HookParam *hp) + { + auto s = std::string((char *)data, *len); + if (startWith(s, "@")) + { + if (startWith(s, "@v")) + { + // S001_L1_0001 + s = std::regex_replace(s, std::regex("@v[a-zA-Z0-9]{4}_[a-zA-Z0-9]{2}_[a-zA-Z0-9]{4}"), ""); + return write_string_overwrite(data, len, s); } - else{ + else + { return false; } } return true; }; - hp.newlineseperator=L"@n"; + hp.newlineseperator = L"@n"; return NewHook(hp, "NeXAS3"); } } -bool NeXAS::attach_function() { - auto _=_2()||_3(); - return InsertNeXASHook()||_; -} \ No newline at end of file +bool NeXAS::attach_function() +{ + auto _ = _2() || _3(); + return InsertNeXASHook() || _; +} \ No newline at end of file