Initial commit

ClassicShellSrc/ClassicShellLib/IatHookHelper.h

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+// Classic Shell (c) 2009-2016, Ivo Beltchev
+// Confidential information of Ivo Beltchev. Not for disclosure or distribution without prior written consent from the author
+
+#pragma once
+
+struct IatHookData
+{
+	unsigned char jump[4]; // jump instruction 0x90, 0x90, 0xFF, 0x25
+	DWORD jumpOffs; // jump instruction offset
+	void *newProc; // the address of the new proc
+	void *oldProc; // the address of the old proc
+	IMAGE_THUNK_DATA *thunk; // the IAT thunk
+};
+
+void InitializeIatHooks( void );
+IatHookData *SetIatHook( HMODULE hPatchedModule, const char *targetModule, const char *targetProc, void *newProc );
+void ClearIatHook( IatHookData *hook );
+void ClearIatHooks( void );