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Using Offset or Signature of a function?


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sumguy14
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Join Date: Apr 2006
Old 09-28-2007 , 18:37   Re: Using Offset or Signature of a function?
Reply With Quote #11

Quote:
Originally Posted by pRED* | NZ View Post
Sigscanning finds a unique pattern in memory that identifies the function you want to call.
For a signature to change, yes there'd have to be a change in the actual function, whereas vtables could change due to an extra function being added
I see.

P.S. Would valve actually insert a new vfunc above current ones offsetting all of them by 1? Seems pretty stupid to me, just append it to the bottom.
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BAILOPAN
Join Date: Jan 2004
Old 09-28-2007 , 20:38   Re: Using Offset or Signature of a function?
Reply With Quote #12

they have the in past
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