verifiledoc.cpp

HMAC即带密钥的HASH函数

// VeriFileDoc.cpp : implementation of the CVeriFileDoc class
// Programmed by Gamsn 2005.10.22

#include "stdafx.h"
#include "VeriFile.h"

#include "VeriFileDoc.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CVeriFileDoc

IMPLEMENT_DYNCREATE(CVeriFileDoc, CDocument)

BEGIN_MESSAGE_MAP(CVeriFileDoc, CDocument)
	//{{AFX_MSG_MAP(CVeriFileDoc)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CVeriFileDoc construction/destruction

CVeriFileDoc::CVeriFileDoc()
{
	m_pMac=NULL;
	m_nArchive=0;
	m_nHidden=0;
	m_nReadOnly=0;
	m_nSys=0;
	m_nFileSize=0;
	m_strFileCreateDate="";
	m_strFileLastModiDate="";
	m_strFileLastAccessDate="";
	m_strFileName="";
	m_strMac="";
	// TODO: add one-time construction code here
}

CVeriFileDoc::~CVeriFileDoc()
{
}

BOOL CVeriFileDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	// TODO: add reinitialization code here
	// (SDI documents will reuse this document)

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CVeriFileDoc serialization

void CVeriFileDoc::Serialize(CArchive& ar)
{
	CWnd *pMainWnd=AfxGetMainWnd();
	if (ar.IsStoring())
	{
		ASSERT(m_pMac);
		ar<<m_pMac->m_nArchive;
		ar<<m_pMac->m_nHidden;
		ar<<m_pMac->m_nReadOnly;
		ar<<m_pMac->m_nSys;
		ar<<m_pMac->m_nFileSize;
		ar<<m_pMac->m_strFileCreateDate;
		ar<<m_pMac->m_strFileLastModiDate;
		ar<<m_pMac->m_strFileLastAccessDate;
		ar<<m_pMac->m_strFileName;
		ar<<m_pMac->m_strMac;
	}
	else
	{
		CFile *f;
		f=ar.GetFile();
		CString strFileName=f->GetFileName();
		if(strFileName.Right(4)!=".vri")
		{
			MessageBox(pMainWnd->m_hWnd,"您打开的文件不是本软件支持的标准校验文件，无法打开。","VERIFILE",MB_OK|MB_ICONEXCLAMATION);
			return;
		}
		ar>>m_nArchive;
		ar>>m_nHidden;
		ar>>m_nReadOnly;
		ar>>m_nSys;
		ar>>m_nFileSize;
		ar>>m_strFileCreateDate;
		ar>>m_strFileLastModiDate;
		ar>>m_strFileLastAccessDate;
		ar>>m_strFileName;
		ar>>m_strMac;
	}
}

/////////////////////////////////////////////////////////////////////////////
// CVeriFileDoc diagnostics

#ifdef _DEBUG
void CVeriFileDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CVeriFileDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CVeriFileDoc commands

BOOL CVeriFileDoc::OnOpenDocument(LPCTSTR lpszPathName) 
{
	CString strFileName=lpszPathName;
	if(strFileName.Right(4)!=".vri") return 0;
	if (!CDocument::OnOpenDocument(lpszPathName))
		return FALSE;
	
	// TODO: Add your specialized creation code here
	
	return TRUE;
}

BOOL CVeriFileDoc::SaveModified() 
{
	CWnd *pMainWnd=AfxGetMainWnd();
//	int nRes=MessageBox(pMainWnd->m_hWnd,"保存当前生成的校验文件吗？","VERIFILE",MB_YESNO|MB_ICONQUESTION);
	if(IsModified() )
	{
	}//return 1;
	return CDocument::SaveModified();
}

BOOL CVeriFileDoc::OnSaveDocument(LPCTSTR lpszPathName) 
{
	CWnd *pMainWnd=AfxGetMainWnd();
	if(m_pMac->m_strMac.IsEmpty()) 
	{
		MessageBox(pMainWnd->m_hWnd,"校验信息无效，无法保存校验文件。","VERIFILE",MB_OK);
		return 0;
	}	
	return CDocument::OnSaveDocument(lpszPathName);
}