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Merge pull request #556 from stephenfewer/master 

ReflectiveLoader x64 compiler optimization edge case
unstable
HD Moore 2012-07-02 10:57:38 -07:00
parent 9d49052c52 df7a093eb8
commit 97854c4521
1 changed files with 5 additions and 1 deletions
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6
external/source/meterpreter/source/ReflectiveDLLInjection/ReflectiveLoader.c vendored
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@ -32,7 +32,11 @@ HINSTANCE hAppInstance = NULL;
//===============================================================================================//
#ifdef _WIN64
#pragma intrinsic( _ReturnAddress )
UINT_PTR eip( VOID ) { return (UINT_PTR)_ReturnAddress(); }
// This function can not be inlined by the compiler or we will not get the address we expect. Ideally
// this code will be compiled with the /O2 and /Ob1 switches. Bonus points if we could take advantage of
// RIP relative addressing in this instance but I dont believe we can do so with the compiler intrinsics
// available (and no inline asm available under x64).
__declspec(noinline) UINT_PTR eip( VOID ) { return (UINT_PTR)_ReturnAddress(); }
#endif
//===============================================================================================//