Source code of Windows XP (NT5)
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1998.
//
// File: D U N I M P O R T . C P P
//
// Contents: Functions that handles .DUN files for RAS connections
// created in win9x
//
// Notes:
//
// Author: TongL 15 March 1999
//
//----------------------------------------------------------------------------
#include "pch.h"
#pragma hdrstop
#include "dunimport.h"
#include "raserror.h"
#include "ncras.h"
#include "connutil.h"
#define RAS_MaxEntryName 256
#define MAXLONGLEN 11 // Maximum long string length
#define MAXIPADDRLEN 20
#define SIZE_ReadBuf 0x00008000 // 32K buffer size
#define NUM_IP_FIELDS 4
#define MIN_IP_VALUE 0
#define MAX_IP_VALUE 255
#define CH_DOT L'.'
const WCHAR c_szPhoneBookPath[] = L"\\Microsoft\\Network\\Connections\\Pbk\\rasphone.pbk";
const WCHAR c_szRASDT[] = L"RASDT_";
const WCHAR c_szEntrySection[] = L"Entry";
const WCHAR c_szEntryName[] = L"Entry_Name";
const WCHAR c_szML[] = L"Multilink";
const WCHAR c_szPhoneSection[] = L"Phone";
const WCHAR c_szDialAsIs[] = L"Dial_As_Is";
const WCHAR c_szPhoneNumber[] = L"Phone_Number";
const WCHAR c_szAreaCode[] = L"Area_Code";
const WCHAR c_szCountryCode[] = L"Country_Code";
const WCHAR c_szCountryID[] = L"Country_ID";
const WCHAR c_szYes[] = L"yes";
const WCHAR c_szNo[] = L"no";
const WCHAR c_szDeviceSection[] = L"Device";
const WCHAR c_szDeviceType[] = L"Type";
const WCHAR c_szModem[] = L"modem";
const WCHAR c_szVpn[] = L"vpn";
const WCHAR c_szDeviceName[] = L"Name";
const WCHAR c_szServerSection[] = L"Server";
const WCHAR c_szServerType[] = L"Type";
const WCHAR c_szPPP[] = L"PPP";
const WCHAR c_szSLIP[] = L"SLIP";
const WCHAR c_szRAS[] = L"RAS";
const WCHAR c_szSWCompress[] = L"SW_Compress";
const WCHAR c_szPWEncrypt[] = L"PW_Encrypt";
const WCHAR c_szNetLogon[] = L"Network_Logon";
const WCHAR c_szSWEncrypt[] = L"SW_Encrypt";
const WCHAR c_szNetBEUI[] = L"Negotiate_NetBEUI";
const WCHAR c_szIPX[] = L"Negotiate_IPX/SPX";
const WCHAR c_szIP[] = L"Negotiate_TCP/IP";
const WCHAR c_szIPSection[] = L"TCP/IP";
const WCHAR c_szIPSpec[] = L"Specify_IP_Address";
const WCHAR c_szIPAddress[] = L"IP_address";
const WCHAR c_szServerSpec[] = L"Specify_Server_Address";
const WCHAR c_szDNSAddress[] = L"DNS_address";
const WCHAR c_szDNSAltAddress[] = L"DNS_Alt_address";
const WCHAR c_szWINSAddress[] = L"WINS_address";
const WCHAR c_szWINSAltAddress[]= L"WINS_Alt_address";
const WCHAR c_szIPCompress[] = L"IP_Header_Compress";
const WCHAR c_szRemoteGateway[] = L"Gateway_On_Remote";
//+---------------------------------------------------------------------------
//
// Function: HrInvokeDunFile_Internal
//
// Purpose: This is the entry point for DUN file invoking
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns: S_OK if succeeded, failure code otherwise
//
HRESULT HrInvokeDunFile_Internal(IN LPWSTR szDunFile)
{
HRESULT hr = S_OK;
WCHAR szEntryName[RAS_MaxEntryName+1];
tstring strPhoneBook;
hr = HrGetPhoneBookFile(strPhoneBook);
if (SUCCEEDED(hr))
{
// Get the size of device configuration
// This also validates an exported file
//
hr = HrGetEntryName(szDunFile, szEntryName, strPhoneBook);
if ((HRESULT_FROM_WIN32(ERROR_CANNOT_OPEN_PHONEBOOK) == hr) ||
(HRESULT_FROM_WIN32(ERROR_CANNOT_FIND_PHONEBOOK_ENTRY) == hr))
{
// create a new entry in the current user's phonebook
hr = HrImportPhoneBookInfo(szDunFile, szEntryName, strPhoneBook);
}
if (SUCCEEDED(hr))
{
// get the GUID of this connection
RASENTRY* pRasEntry = NULL;
hr = HrRasGetEntryProperties( strPhoneBook.c_str(),
szEntryName,
&pRasEntry,
NULL);
if(SUCCEEDED(hr))
{
// dial the connection
hr = HrLaunchConnection(pRasEntry->guidId);
MemFree(pRasEntry);
}
}
}
TraceError("HrInvokeDunFile_Internal", hr);
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrGetPhoneBookFile
//
// Purpose: This function will return the proper path to the current user's
// phonebook.
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns: S_OK if succeeded, failure code otherwise
//
HRESULT HrGetPhoneBookFile(tstring& strPhoneBook)
{
HRESULT hr = S_OK;
strPhoneBook = c_szEmpty;
LPITEMIDLIST pidl;
LPMALLOC pMalloc;
WCHAR szDir[MAX_PATH+1];
hr = SHGetSpecialFolderLocation(NULL,
CSIDL_APPDATA,
&pidl);
if(SUCCEEDED(hr))
{
if (SHGetPathFromIDList(pidl, szDir))
{
strPhoneBook = szDir;
TraceTag(ttidDun, "The path to the application directory is: %S", strPhoneBook.c_str());
// release the memory by using the the shell's IMalloc ptr
//
if (SUCCEEDED(SHGetMalloc(&pMalloc)))
{
pMalloc->Free(pidl);
}
}
else
{
hr = E_FAIL;
}
}
if (SUCCEEDED(hr))
{
TraceTag(ttidDun, "The path to the phonebook is: %S", strPhoneBook.c_str());
strPhoneBook += c_szPhoneBookPath;
}
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrGetEntryName
//
// Purpose: This function validates and returns the entry name
//
// Arguments:
// szDunFile [in] The .dun file created on win9x
// szEntryName [in] The entry name for this connection
//
// Returns: S_OK if valid and is a new entry
// S_FALSE if valid and but is an existing entry
// otherwise, specific error
//
HRESULT HrGetEntryName(IN LPWSTR szFileName,
IN LPWSTR szEntryName,
tstring & strPhoneBook)
{
HRESULT hr = S_OK;
DWORD dwRet;
// Get the entry name
//
dwRet = GetPrivateProfileString(c_szEntrySection,
c_szEntryName,
c_szEmpty,
szEntryName,
RAS_MaxEntryName+1,
szFileName);
// no entry name
if (dwRet <= 0)
{
return HRESULT_FROM_WIN32(ERROR_CORRUPT_PHONEBOOK);
}
// Check if entry name already exists in phonebook
//
RASENTRY* pRasEntry = NULL;
hr = HrRasGetEntryProperties( strPhoneBook.c_str(),
szEntryName,
&pRasEntry,
NULL);
MemFree(pRasEntry);
TraceErrorOptional("HrGetEntryName", hr,
((HRESULT_FROM_WIN32(ERROR_CANNOT_OPEN_PHONEBOOK) == hr) ||
(HRESULT_FROM_WIN32(ERROR_CANNOT_FIND_PHONEBOOK_ENTRY) == hr)));
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrImportPhoneBookInfo
//
// Purpose: This function checks if the RAS entry already exists in the
// current user's phonebook
//
// Arguments:
// szEntryName [in] The entry name for this connection
//
// Returns: TRUE if already exists, FALSE otherwise
//
HRESULT HrImportPhoneBookInfo( IN LPWSTR szDunFile,
IN LPWSTR szEntryName,
tstring & strPhoneBook)
{
HRESULT hr = S_OK;
RASENTRY RasEntry = {0};
// Get the phone number
//
hr = HrImportPhoneInfo(&RasEntry, szDunFile);
if (SUCCEEDED(hr))
{
// Get device name, type and config
//
ImportDeviceInfo(&RasEntry, szDunFile);
// Get Server Type settings
//
ImportServerInfo(&RasEntry, szDunFile);
// Get IP address
//
ImportIPInfo(&RasEntry, szDunFile);
// Prompt for user name and password
RasEntry.dwfOptions |= RASEO_PreviewUserPw;
// Save it to the phonebook
//
DWORD dwRet;
RasEntry.dwSize = sizeof(RASENTRY);
RasEntry.dwType = RASET_Phone;
dwRet = RasSetEntryProperties(strPhoneBook.c_str(),
szEntryName,
&RasEntry,
sizeof(RASENTRY),
NULL,
0);
hr = HRESULT_FROM_WIN32(dwRet);
TraceError("RasSetEntryProperties", hr);
}
TraceError("HrImportPhoneBookInfo", hr);
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: HrImportPhoneInfo
//
// Purpose: This function imports the phone number
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns:
//
HRESULT HrImportPhoneInfo(RASENTRY * pRasEntry,
IN LPWSTR szFileName)
{
HRESULT hr = S_OK;
// szLocalPhoneNumber
if (GetPrivateProfileString(c_szPhoneSection,
c_szPhoneNumber,
c_szEmpty,
pRasEntry->szLocalPhoneNumber,
celems(pRasEntry->szLocalPhoneNumber),
szFileName) == 0)
{
hr = HRESULT_FROM_WIN32(ERROR_CORRUPT_PHONEBOOK);
};
if (SUCCEEDED(hr))
{
WCHAR szYesNo[MAXLONGLEN+1];
GetPrivateProfileString(c_szPhoneSection,
c_szDialAsIs,
c_szYes,
szYesNo,
celems(szYesNo),
szFileName);
// Do we have to get country code and area code?
//
if (!lstrcmpiW(szYesNo, c_szNo))
{
// use country and area codes
pRasEntry->dwfOptions |= RASEO_UseCountryAndAreaCodes;
// If we cannot get the country ID or it is zero, default to dial as is
//
if ((pRasEntry->dwCountryID = GetPrivateProfileInt( c_szPhoneSection,
c_szCountryID,
0,
szFileName)) != 0)
{
pRasEntry->dwCountryCode = GetPrivateProfileInt(c_szPhoneSection,
c_szCountryCode,
1,
szFileName);
}
GetPrivateProfileString(c_szPhoneSection,
c_szAreaCode,
c_szEmpty,
pRasEntry->szAreaCode,
celems(pRasEntry->szAreaCode),
szFileName);
};
}
TraceError("HrImportPhoneInfo", hr);
return hr;
}
//+---------------------------------------------------------------------------
//
// Function: ImportDeviceInfo
//
// Purpose: This function imports the device info
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns:
//
VOID ImportDeviceInfo(RASENTRY * pRasEntry,
IN LPWSTR szFileName)
{
WCHAR szDeviceType[RAS_MaxDeviceType+1];
// Get the device type
//
if (GetPrivateProfileString(c_szDeviceSection,
c_szDeviceType,
c_szEmpty,
szDeviceType,
celems(szDeviceType),
szFileName))
{
if (!lstrcmpiW(szDeviceType, c_szModem))
{
lstrcpyW(pRasEntry->szDeviceType, RASDT_Modem);
}
else if (!lstrcmpiW(szDeviceType, c_szVpn))
{
lstrcpyW(pRasEntry->szDeviceType, RASDT_Vpn);
}
else
{
AssertSz(FALSE, "Unknown device type");
}
// Get the device name
//
GetPrivateProfileString( c_szDeviceSection,
c_szDeviceName,
c_szEmpty,
pRasEntry->szDeviceName,
celems(pRasEntry->szDeviceName),
szFileName);
}
}
//+---------------------------------------------------------------------------
//
// Function: ImportServerInfo
//
// Purpose: This function imports the server type name and settings
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns:
//
VOID ImportServerInfo(RASENTRY * pRasEntry,
IN LPWSTR szFileName)
{
HRESULT hr = S_OK;
WCHAR szValue[MAXLONGLEN];
WCHAR szYesNo[MAXLONGLEN];
DWORD dwRet;
// Get the server type: PPP, SLIP or RAS
//
if (GetPrivateProfileString(c_szServerSection,
c_szServerType,
c_szEmpty,
szValue,
celems(szValue),
szFileName))
{
if (!lstrcmpiW(szValue, c_szPPP))
{
pRasEntry->dwFramingProtocol = RASFP_Ppp;
}
else if (!lstrcmpiW(szValue, c_szSLIP))
{
pRasEntry->dwFramingProtocol = RASFP_Slip;
}
else if (!lstrcmpiW(szValue, c_szRAS))
{
pRasEntry->dwFramingProtocol = RASFP_Ras;
}
}
// SW_Compress
//
if (GetPrivateProfileString(c_szServerSection,
c_szSWCompress,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_SwCompression;
};
};
// PW_Encrypt
//
if (GetPrivateProfileString(c_szServerSection,
c_szPWEncrypt,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_RequireEncryptedPw;
};
};
// Network_Logon
//
if (GetPrivateProfileString(c_szServerSection,
c_szNetLogon,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_NetworkLogon;
};
};
// SW_Encrypt
//
// set both RASEO_RequireMsEncryptedPw and RASEO_RequireDataEncryption
// if SW_Encrypt is TRUE
//
if (GetPrivateProfileString(c_szServerSection,
c_szSWEncrypt,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_RequireMsEncryptedPw;
pRasEntry->dwfOptions |= RASEO_RequireDataEncryption;
};
};
// Get the network protocols to negotiate
//
if (GetPrivateProfileString(c_szServerSection,
c_szNetBEUI,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfNetProtocols |= RASNP_NetBEUI;
};
};
if (GetPrivateProfileString(c_szServerSection,
c_szIPX,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfNetProtocols |= RASNP_Ipx;
};
};
if (GetPrivateProfileString(c_szServerSection,
c_szIP,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfNetProtocols |= RASNP_Ip;
};
};
}
//+---------------------------------------------------------------------------
//
// Function: ImportIPInfo
//
// Purpose: This function imports the device info
//
// Arguments:
// szFileName [in] The .DUN file name
//
// Returns:
//
VOID ImportIPInfo(RASENTRY * pRasEntry,
IN LPWSTR szFileName)
{
WCHAR szIPAddr[MAXIPADDRLEN];
WCHAR szYesNo[MAXLONGLEN];
// Import IP address information
//
if (GetPrivateProfileString(c_szIPSection,
c_szIPSpec,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_SpecificIpAddr;
// Get the IP address
//
if (GetPrivateProfileString(c_szIPSection,
c_szIPAddress,
c_szEmpty,
szIPAddr,
celems(szIPAddr),
szFileName))
{
SzToRasIpAddr(szIPAddr, &(pRasEntry->ipaddr));
};
}
};
// Import Server address information
//
if (GetPrivateProfileString(c_szIPSection,
c_szServerSpec,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
// The import file has server address specified, get the server address
//
pRasEntry->dwfOptions |= RASEO_SpecificNameServers;
if (GetPrivateProfileString(c_szIPSection,
c_szDNSAddress,
c_szEmpty,
szIPAddr,
celems(szIPAddr),
szFileName))
{
SzToRasIpAddr(szIPAddr, &(pRasEntry->ipaddrDns));
};
if (GetPrivateProfileString(c_szIPSection,
c_szDNSAltAddress,
c_szEmpty,
szIPAddr,
celems(szIPAddr),
szFileName))
{
SzToRasIpAddr(szIPAddr, &(pRasEntry->ipaddrDnsAlt));
};
if (GetPrivateProfileString(c_szIPSection,
c_szWINSAddress,
c_szEmpty,
szIPAddr,
celems(szIPAddr),
szFileName))
{
SzToRasIpAddr(szIPAddr, &(pRasEntry->ipaddrWins));
};
if (GetPrivateProfileString(c_szIPSection,
c_szWINSAltAddress,
c_szEmpty,
szIPAddr,
celems(szIPAddr),
szFileName))
{
SzToRasIpAddr(szIPAddr, &(pRasEntry->ipaddrWinsAlt));
};
}
};
// Header compression and the gateway settings
//
if (GetPrivateProfileString(c_szIPSection,
c_szIPCompress,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_IpHeaderCompression;
}
};
if (GetPrivateProfileString(c_szIPSection,
c_szRemoteGateway,
c_szEmpty,
szYesNo,
celems(szYesNo),
szFileName))
{
if (!lstrcmpiW(szYesNo, c_szYes))
{
pRasEntry->dwfOptions |= RASEO_RemoteDefaultGateway;
}
};
}
VOID SzToRasIpAddr(IN LPWSTR szIPAddress,
OUT RASIPADDR * pIpAddr)
{
list<tstring *> listFields;
ConvertStringToColString(szIPAddress,
CH_DOT,
listFields);
list<tstring *>::const_iterator iter = listFields.begin();
if (listFields.size() == NUM_IP_FIELDS)
{
// Go through each field and get the number value
BYTE a = _wtol((*iter++)->c_str());
BYTE b = _wtol((*iter++)->c_str());
BYTE c = _wtol((*iter++)->c_str());
BYTE d = _wtol((*iter++)->c_str());
// validate the address
if ((a >= MIN_IP_VALUE) && (a <= MAX_IP_VALUE) &&
(b >= MIN_IP_VALUE) && (b <= MAX_IP_VALUE) &&
(c >= MIN_IP_VALUE) && (c <= MAX_IP_VALUE) &&
(d >= MIN_IP_VALUE) && (d <= MAX_IP_VALUE))
{
pIpAddr->a = a;
pIpAddr->b = b;
pIpAddr->c = c;
pIpAddr->d = d;
}
}
FreeCollectionAndItem(listFields);
}