LunaHook-mirror/LunaHook/engine32/AIL2.cpp

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2024-02-07 20:59:24 +08:00
#include"AIL2.h"
bool InsertAIL2Hook() {
auto findalign = [](uintptr_t addr1) {
const BYTE pattern[] = { 0x90,0x90,0x83,0xec };
return reverseFindBytes(pattern, sizeof(pattern), processStartAddress, addr1) + 2;
};
bool succ=false;
BYTE bytes1[] = {
// .text:0042E5DF 3C 66 cmp al, 66h; 'f'
//.text:0042E5E1 74 57 jz short loc_42E63A
//.text : 0042E5E1
//.text : 0042E5E3 3C 70 cmp al, 70h; 'p'
//.text:0042E5E5 74 4C jz short loc_42E633
//.text : 0042E5E5
//.text : 0042E5E7 3C 73 cmp al, 73h; 's'
//.text:0042E5E9 74 37 jz short loc_42E622
0x3c,0x66,
0x74,XX,
0x3c,0x70,
0x74,XX,
0x3c,0x73,
0x74,XX
};
auto addr1 = MemDbg::findBytes(bytes1, sizeof(bytes1), processStartAddress, processStopAddress);
if (addr1 == 0) return false;
addr1 = findalign(addr1);
if (addr1 == 0) return false;
ConsoleOutput("AIL1 %p", addr1);
HookParam hp;
hp.address = addr1;
hp.codepage = 932;
hp.offset=get_stack(3);
hp.type = USING_STRING;
succ|=NewHook(hp, "AIL1");
BYTE bytes[] = { //if ( v12 != 32 && v12 != 33088 )
0x3d,0x40,0x81,0x00,0x00,0x0f
};
addr1 = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (addr1 == 0) return succ;
addr1 = MemDbg::findEnclosingAlignedFunction(addr1);
if (addr1 == 0) return succ;
hp = {};
hp.address = addr1;
hp.codepage = 932;
hp.offset=get_stack(4);
hp.type = USING_STRING | USING_SPLIT;
hp.split_index = 0;
succ|=NewHook(hp, "AIL2");
return succ;
}
bool AIL2::attach_function() {
//アイル
return InsertAIL2Hook();
}