public bool FindPrev(out HookILCursor[] cursors, params Func <Instruction, bool>[] predicates)
{
cursors = new HookILCursor[predicates.Length];
Instruction instrOrig = Instr;
try {
Func <Instruction, bool> last = predicates[predicates.Length - 1];
while (GotoPrev(last))
{
cursors[predicates.Length - 1] = Clone();
Instruction instrLast = Instr;
for (int i = predicates.Length - 2; i > -1; i--)
{
if (!GotoPrev(predicates[i]))
{
goto Skip;
}
cursors[i] = Clone();
}
Instr = instrLast;
return(true);
Skip:
Instr = instrLast;
continue;
}
} catch {
// Fail silently.
}
Instr = instrOrig;
return(false);
}
public bool FindNext(out HookILCursor[] cursors, params Func <Instruction, bool>[] predicates)
{
cursors = new HookILCursor[predicates.Length];
Instruction instrOrig = Instr;
try {
Func <Instruction, bool> first = predicates[0];
while (GotoNext(first))
{
cursors[0] = Clone();
Instruction instrFirst = Instr;
for (int i = 1; i < predicates.Length; i++)
{
if (!GotoNext(predicates[i]))
{
goto Skip;
}
cursors[i] = Clone();
}
Instr = instrFirst;
return(true);
Skip:
Instr = instrFirst;
continue;
}
} catch {
// Fail silently.
}
Instr = instrOrig;
return(false);
}
public HookILCursor(HookILCursor old)
{
HookIL = old.HookIL;
Instr = old.Instr;
}