Thread: Palindrome program help please

Code:

#include <iostream>
#include <string.h>
#include <windows.h>
#include <stdio.h>

using namespace std;

class Stack
{
	int x;
	int OnTop;
	int size;
	char* S;

public:
	Stack(int SizeOfStack = 100);
	~Stack();
	bool StackIsFull(void);
	bool StackIsEmpty(void);
	void Push(char x);
	char Pop(void);
}

//contructor
Stack();

bool Stack::StackIsFull(void)
{
	return OnTop >= size -1;
}

bool Stack::StackIsEmpty(void)
{
	return OnTop <0;
}

void Stack::Push(char x)
{
	S[++OnTop] = x;
}

char Stack::Pop(void)
{
	return S[OnTop--];
}

//Main function

int main()
{
	//Declare variables
	HANDLE hInputFile;
	HANDLE hOutputFile;
	HANDLE hInputFileMap;
	HANDLE hOutputFileMap;
	PVOID pvInputFile;
	PVOID pvOutputFile;
	DWORD dwInputFileSize = 0;
	DWORD dwOutputFileSize = 0;
	DWORD dwErr;
	char inputFileName [255];
	char outputFileName[255];
	char cDrome[10];
	int iDrome;
	bool IsDrome;
	int i;

	cout<<"Enter origin path and file name: ";
	cin>>inputFileName;
	cout<<endl<<endl;
	cout<<"Enter destination path and file name: ";
	cin>>outputFileName;
	cout<<endl;

	//create handle for input file
	hInputFile = CreateFile(inputFilename, GENERIC_READ, 0, NULL, OPEN_EXISTING,
		FILE_ATTRIBUTE_NORMAL, NULL);
	if (hInputFile == INVALID_HANDLE_VALUE)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		cout<<"Input file could not be opened.";
		cout<<endl;
		cout<<endl;
		return(FALSE);
	}

	//create handle for input file mapping
	hInputFileMap = CreateFileMapping(hInputFile, NULL, PAGE_READONLY, 0, 0, NULL);
	if (hInputFileMap == NULL)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		CloseHandle(hInputFile);
		return(FALSE);
	}

	//create mapped view of the input file
	pvInputFile = MapViewOfFile(hInputFileMap, FILE_MAP_READ, 0, 0, 0);
	if (pvInputFile == NULL)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		cout<<"Could not map view of the input file";
		cout<<endl;
		CloseHandle(hInputFileMap);
		CloseHandle(hInputFile);
		return (FALSE);
	}

	//determine size of the input file and compute appropriate size for output
	dwInputFileSize = GetFileSize(hInputFile, NULL);

	//set string pointer to the first address of the input file
	PSTR pchANSI = (PSTR) pvInputFile;

	//determine the exact size needed for the output file
	for (i = 0; i < (int)dwInputFileSize; i++)
	{
		iDrome = (int)pchANSI[i];
		itoa(iDrome, cDrome, 10);
		dwOutputFileSize = dwOutputFileSize + strlen(cDrome) + 1;
	}

	//subtract one fm the size to eliminate the last space
	dwOutputFileSize = dwOutputFileSize - 1;

	//create handle to the output file
	hOutputFile = CreateFile(hOutputFilename, GENERIC_WRITE | GENERIC_READ, 0, NULL,
		CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED, NULL);
	if (hOutputFile == INVALID_HANDLE_VALUE)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		cout<<"Output file could not be created.";
		cout<<endl;
		cout<<endl;
		UnmapViewOfFile(pvInputFile);
		CloseHandle(hInputFileMap);
		CloseHandle(hInputFile);
		return(FALSE);
	}

	//create handle to the output file mapping
	hOutputFileMap = CreateFileMapping(hOutputFilename,NULL, PAGE_READWRITE, 0,
		dwOutputFileSize, NULL);
	if (hOutputFileMap == NULL)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		cout<<"Output file map could not be opened.";
		cout<<endl;
		cout<<endl;
		UnmapViewOfFile(pvInputFile);
		CloseHandle(hOutputFile);
		CloseHandle(hInputFileMap);
		CloseHandle(hInputFile);
		return(FALSE);
	}

	//map view of the output file
	pvOutputFile = MapViewOfFile(hOutputFileMap, FILE_MAP_WRITE, 0, 0, 0);
	if (pvOutputFile == NULL)
	{
		dwErr = GetLastError();
		cout<<"Error number: ";
		cin>>dwErr;
		cout<<endl;
		cout<<"Could not map view of the output file.";
		cout<<endl;
		cout<<endl;
		UnmapViewOfFile(pvInputFile);
		CloseHandle(hOutputFileMap);
		CloseHandle(hOutputFile);
		CloseHandle(hInputFileMap);
		CloseHandle(hInputFile);
		return(FALSE);
	}

	//set string pointer to the first address of the output file
	PSTR pchASCII = (PSTR) pvOutputFile;

	//determine if word is a palindrome
	bool IsDrome(char* c)
	{
		Stack S;
		for (int i = 0; x < strlen(c); i++) S.Push(c[i]);
		int i = 0;
		while (!S.StackIsEmpty())
			if (c[i] != S.Pop()) return false;
			return true;
	}
}