ProcessModder.h

#ifndef PROCESSMODDER_H
#define PROCESSMODDER_H
#include <Windows.h>

const DWORD PROCESS_ALL_LEGACY_ACCESS = PROCESS_CREATE_PROCESS|PROCESS_CREATE_THREAD|PROCESS_DUP_HANDLE|
										PROCESS_QUERY_INFORMATION|PROCESS_SET_INFORMATION|PROCESS_SET_QUOTA|
										PROCESS_SUSPEND_RESUME|PROCESS_TERMINATE|PROCESS_VM_OPERATION|
										PROCESS_VM_READ|PROCESS_VM_WRITE|SYNCHRONIZE;

class ProcessModder
{
	public:

		// Constructors / Destructors
		ProcessModder() : hookedProcess(NULL) { } // Default constructor
		~ProcessModder() { close(); } // Destructor

		// Attempts to find and hook the process with the given information
		bool openWithProcessID(DWORD processID);
		bool openWithProcessName(const char* szProcessName);
		bool openWithWindowName(const char* szWindowName);
		bool openWithProcessHandle(HANDLE hProcess);

		// Returns true if a process has been hooked and remains open
		bool isOpen();

		// Cleans up process handles
		void close();

		// Replaces the item at address with 'value'
		template <typename valueType>
			bool writeMem(UINT address, valueType value);

		// Reads the item at address into 'value'
		template <typename valueType>
			bool readMem(UINT address, valueType &value);


	protected:

		// Hooks the process with the given process ID
		bool Hook(DWORD processID);

		/** Finds the process ID that corresponding to the name
			returns true and sets processID if successful */
		bool FindProcess(const char* szProcessName, DWORD &processID);


	private:

		HANDLE hookedProcess; // Handle to the currently hooked process
};

#endif