145 lines
4.0 KiB
C++
145 lines
4.0 KiB
C++
//-----------------------------------------------------------------------------
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// RNAAPI class
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//
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// This class provides a series of cover function for the RNAPH/RASAPI32 dlls
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//
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// Created 1-29-96 ChrisK
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// ############################################################################
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// INCLUDES
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#include "pch.hpp"
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//#include "ras.h"
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#ifdef WIN16
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#include <win16def.h>
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#include <rasc.h>
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#include <raserr.h>
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#else
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#include <ras.h>
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#endif
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#pragma pack (4)
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//#if !defined(WIN16)
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//#include <rnaph.h>
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//#endif
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#pragma pack ()
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#include "rnaapi.h"
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#include "debug.h"
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// ############################################################################
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// RNAAPI class
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CRNAAPI::CRNAAPI()
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{
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#if defined WIN16
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m_hInst = LoadLibrary ("RAS16IE.DLL");
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m_hInst2 = NULL;
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#else
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m_hInst = LoadLibrary(TEXT("RASAPI32.DLL"));
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if (FALSE == IsNT ())
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{
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//
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// we only load RNAPH.DLL if it is not NT
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// MKarki (5/4/97) - Fix for Bug #3378
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//
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m_hInst2 = LoadLibrary(TEXT("RNAPH.DLL"));
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}
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else
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{
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m_hInst2 = NULL;
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}
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#endif
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m_fnRasEnumDeviecs = NULL;
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m_fnRasValidateEntryName = NULL;
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m_fnRasSetEntryProperties = NULL;
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m_fnRasGetEntryProperties = NULL;
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}
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// ############################################################################
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CRNAAPI::~CRNAAPI()
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{
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// Clean up
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if (m_hInst) FreeLibrary(m_hInst);
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if (m_hInst2) FreeLibrary(m_hInst2);
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}
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// ############################################################################
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DWORD CRNAAPI::RasEnumDevices(LPRASDEVINFO lpRasDevInfo, LPDWORD lpcb,
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LPDWORD lpcDevices)
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{
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DWORD dwRet = ERROR_DLL_NOT_FOUND;
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// Look for the API if we haven't already found it
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LoadApi("RasEnumDevices",(FARPROC*)&m_fnRasEnumDeviecs);
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if (m_fnRasEnumDeviecs)
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dwRet = (*m_fnRasEnumDeviecs) (lpRasDevInfo, lpcb, lpcDevices);
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return dwRet;
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}
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// ############################################################################
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BOOL CRNAAPI::LoadApi(LPSTR pszFName, FARPROC* pfnProc)
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{
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if (*pfnProc == NULL)
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{
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// Look for the entry point in the first DLL
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if (m_hInst)
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*pfnProc = GetProcAddress(m_hInst,pszFName);
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// if that fails, look for the entry point in the second DLL
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if (m_hInst2 && !(*pfnProc))
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*pfnProc = GetProcAddress(m_hInst2,pszFName);
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}
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return (pfnProc != NULL);
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}
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// ############################################################################
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DWORD CRNAAPI::RasValidateEntryName(LPTSTR lpszPhonebook,LPTSTR lpszEntry)
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{
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DWORD dwRet = ERROR_DLL_NOT_FOUND;
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// Look for the API if we haven't already found it
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LoadApi("RasValidateEntryName",(FARPROC*)&m_fnRasValidateEntryName);
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if (m_fnRasValidateEntryName)
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dwRet = (*m_fnRasValidateEntryName) (lpszPhonebook, lpszEntry);
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return dwRet;
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}
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// ############################################################################
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DWORD CRNAAPI::RasSetEntryProperties(LPTSTR lpszPhonebook, LPTSTR lpszEntry,
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LPBYTE lpbEntryInfo, DWORD dwEntryInfoSize,
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LPBYTE lpbDeviceInfo, DWORD dwDeviceInfoSize)
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{
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DWORD dwRet = ERROR_DLL_NOT_FOUND;
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// Look for the API if we haven't already found it
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LoadApi("RasSetEntryProperties",(FARPROC*)&m_fnRasSetEntryProperties);
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if (m_fnRasSetEntryProperties)
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dwRet = (*m_fnRasSetEntryProperties) (lpszPhonebook, lpszEntry,
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lpbEntryInfo, dwEntryInfoSize,
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lpbDeviceInfo, dwDeviceInfoSize);
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return dwRet;
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}
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// ############################################################################
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DWORD CRNAAPI::RasGetEntryProperties(LPTSTR lpszPhonebook, LPTSTR lpszEntry,
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LPBYTE lpbEntryInfo, LPDWORD lpdwEntryInfoSize,
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LPBYTE lpbDeviceInfo, LPDWORD lpdwDeviceInfoSize)
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{
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DWORD dwRet = ERROR_DLL_NOT_FOUND;
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// Look for the API if we haven't already found it
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LoadApi("RasGetEntryProperties",(FARPROC*)&m_fnRasGetEntryProperties);
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if (m_fnRasGetEntryProperties)
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dwRet = (*m_fnRasGetEntryProperties) (lpszPhonebook, lpszEntry,
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lpbEntryInfo, lpdwEntryInfoSize,
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lpbDeviceInfo, lpdwDeviceInfoSize);
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return dwRet;
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}
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