windows-nt/Source/XPSP1/NT/shell/osshell/regwiz/phbooklib/rnaapi.cpp
2020-09-26 16:20:57 +08:00

123 lines
3.5 KiB
C++

//-----------------------------------------------------------------------------
// RNAAPI class
//
// This class provides a series of cover function for the RNAPH/RASAPI32 dlls
//
// Created 1-29-96 ChrisK
// ############################################################################
// INCLUDES
#include "pch.hpp"
//#include "ras.h"
#include <ras.h>
#pragma pack (4)
//#if !defined(WIN16)
//#include <rnaph.h>
//#endif
#pragma pack ()
#include "rnaapi.h"
#include "debug.h"
// ############################################################################
// RNAAPI class
CRNAAPI::CRNAAPI()
{
m_hInst = LoadLibrary("RASAPI32.DLL");
m_hInst2 = LoadLibrary("RNAPH.DLL");
m_fnRasEnumDeviecs = NULL;
m_fnRasValidateEntryName = NULL;
m_fnRasSetEntryProperties = NULL;
m_fnRasGetEntryProperties = NULL;
}
// ############################################################################
CRNAAPI::~CRNAAPI()
{
// Clean up
if (m_hInst) FreeLibrary(m_hInst);
if (m_hInst2) FreeLibrary(m_hInst2);
}
// ############################################################################
DWORD CRNAAPI::RasEnumDevices(LPRASDEVINFO lpRasDevInfo, LPDWORD lpcb,
LPDWORD lpcDevices)
{
DWORD dwRet = ERROR_DLL_NOT_FOUND;
// Look for the API if we haven't already found it
LoadApi("RasEnumDevices",(FARPROC*)&m_fnRasEnumDeviecs);
if (m_fnRasEnumDeviecs)
dwRet = (*m_fnRasEnumDeviecs) (lpRasDevInfo, lpcb, lpcDevices);
return dwRet;
}
// ############################################################################
BOOL CRNAAPI::LoadApi(LPSTR pszFName, FARPROC* pfnProc)
{
if (*pfnProc == NULL)
{
// Look for the entry point in the first DLL
if (m_hInst)
*pfnProc = GetProcAddress(m_hInst,pszFName);
// if that fails, look for the entry point in the second DLL
if (m_hInst2 && !(*pfnProc))
*pfnProc = GetProcAddress(m_hInst2,pszFName);
}
return (pfnProc != NULL);
}
// ############################################################################
DWORD CRNAAPI::RasValidateEntryName(LPSTR lpszPhonebook,LPSTR lpszEntry)
{
DWORD dwRet = ERROR_DLL_NOT_FOUND;
// Look for the API if we haven't already found it
LoadApi("RasValidateEntryName",(FARPROC*)&m_fnRasValidateEntryName);
if (m_fnRasValidateEntryName)
dwRet = (*m_fnRasValidateEntryName) (lpszPhonebook, lpszEntry);
return dwRet;
}
// ############################################################################
DWORD CRNAAPI::RasSetEntryProperties(LPSTR lpszPhonebook, LPSTR lpszEntry,
LPBYTE lpbEntryInfo, DWORD dwEntryInfoSize,
LPBYTE lpbDeviceInfo, DWORD dwDeviceInfoSize)
{
DWORD dwRet = ERROR_DLL_NOT_FOUND;
// Look for the API if we haven't already found it
LoadApi("RasSetEntryProperties",(FARPROC*)&m_fnRasSetEntryProperties);
if (m_fnRasSetEntryProperties)
dwRet = (*m_fnRasSetEntryProperties) (lpszPhonebook, lpszEntry,
lpbEntryInfo, dwEntryInfoSize,
lpbDeviceInfo, dwDeviceInfoSize);
return dwRet;
}
// ############################################################################
DWORD CRNAAPI::RasGetEntryProperties(LPSTR lpszPhonebook, LPSTR lpszEntry,
LPBYTE lpbEntryInfo, LPDWORD lpdwEntryInfoSize,
LPBYTE lpbDeviceInfo, LPDWORD lpdwDeviceInfoSize)
{
DWORD dwRet = ERROR_DLL_NOT_FOUND;
// Look for the API if we haven't already found it
LoadApi("RasGetEntryProperties",(FARPROC*)&m_fnRasGetEntryProperties);
if (m_fnRasGetEntryProperties)
dwRet = (*m_fnRasGetEntryProperties) (lpszPhonebook, lpszEntry,
lpbEntryInfo, lpdwEntryInfoSize,
lpbDeviceInfo, lpdwDeviceInfoSize);
return dwRet;
}