private void InstallJmp(X86Generator ingen, int hookoff)
{
_jmp.Clear();
_jmp.SetInstall(ingen.GetInstall());
_jmp.JumpR(_hook + hookoff);
_jmp.WriteInstall(_mc2);
}
private static int WriteHead(X86Generator gen, X86Generator ingen)
{
int res = gen.WriteGen(ingen);
gen.JumpR(ingen.GetInstall() + ingen.GetCount());
return(res);
}
private static void GenPPO(X86Generator gen, IntPtr baseaddr, int codeoff, int stroff)
{
gen.Clear();
gen.SetInstall(baseaddr + codeoff);
gen.PushReg(X86Generator.Registers.ESI);
gen.PushR(baseaddr + stroff);
}
private static void GenSPM(X86Generator gen, IntPtr baseaddr, int codeoff)
{
gen.Clear();
gen.SetInstall(baseaddr + codeoff);
gen.SubRI(X86Generator.Registers.ESP, 0x28);
gen.PushReg(X86Generator.Registers.ESI);
gen.MovRR(X86Generator.Registers.ESI, X86Generator.Registers.ECX);
}
private static int GenWrap(X86Generator generator, int loading, int dest, short off = 0, byte end = 0x00)
{
int res = generator.MovByteMIL(loading, 0x01);
generator.CallStdL(dest, off);
generator.MovByteMIL(loading, end);
generator.Retn((short)(off * 4));
return(res);
}
// Modifiers
public int WriteGen(X86Generator asm)
{
int res = _data.Count;
int delta = _install.ToInt32() + _data.Count - asm._install.ToInt32();
_data.AddRange(asm._data);
if (delta == 0)
{
return(res);
}
foreach (int addr in asm._adds)
{
AddOffset(delta, addr + res);
}
foreach (int addr in asm._subs)
{
AddOffset(-delta, addr + res);
}
return(res);
}