CONVDLLE.CPP

// --convdlle.cpp--------------------------------------------------------------- 
//  
// Defines an entry point to a conversion DLL. 
// 
// Copyright (C) Microsoft Corp. 1986-1996.  All Rights Reserved. 
// 
// ----------------------------------------------------------------------------- 
 
#include "convincl.h" 
#include "convdlle.chk" 
 
//$--CDllEntryPoint::CDllEntryPoint--------------------------------------------- 
// 
//  DESCRIPTION: CDllEntryPoint class constructor 
// 
//  INPUT:  none 
// 
//  RETURNS:    nothing 
// 
//------------------------------------------------------------------------------ 
CDllEntryPoint::CDllEntryPoint() 
{  
    DEBUGPRIVATE("CDllEntryPoint::CDllEntryPoint()\n"); 
 
    m_nRefs = 1; 
 
    m_pszDllName    = NULL;  
    m_pszEntryPoint = NULL;  
    m_pszGwPoint    = NULL;  
    m_pszOptions    = NULL; 
} 
 
//$--CDllEntryPoint::~CDllEntryPoint-------------------------------------------- 
// 
//  DESCRIPTION: CDllEntryPoint class destructor. 
// 
//  INPUT:  none 
// 
//  RETURNS:    nothing 
// 
//------------------------------------------------------------------------------ 
CDllEntryPoint::~CDllEntryPoint()  
{ 
    DEBUGPRIVATE("CDllEntryPoint::~CDllEntryPoint()\n"); 
 
    // consistency checking 
    ASSERTERROR(m_nRefs == 0,"ZERO m_nRefs variable"); 
 
    EDKFree(); 
} 
 
//$--CDllEntryPoint::Release---------------------------------------------------- 
// 
// DESCRIPTION: Decrements CDllEntryPoint instance reference count.  Destroys 
//              object when reference count goes to zero. 
// 
// INPUT:   none 
// 
// RETURNS: nothing 
// 
//------------------------------------------------------------------------------ 
void CDllEntryPoint::Release() 
{ 
    DEBUGPRIVATE("CDllEntryPoint::Release()"); 
 
    if(--m_nRefs <= 0) 
        delete this; 
} 
 
//$--CDllEntryPoint::HrEDKSet------------------------------------------------------ 
// 
//  DESCRIPTION: Initialize a conversion entry point values 
// 
//  INPUT:  pszDllName  --  Dll name 
//          pszEntryPoint   --  entry point function name 
//          pszGwPoint  -- 
//          pszOptions  --  options 
// 
//  RETURNS:    HRESULT --  NOERROR if successful, 
//                          E_INVALIDARG if bad input 
// 
//------------------------------------------------------------------------------ 
HRESULT CDllEntryPoint::HrEDKSet(   // RETURNS: HRESULT 
    IN LPCWSTR pszDllName,          // copied 
    IN LPCWSTR pszEntryPoint,       // entry point function name 
    IN LPCWSTR pszGwPoint, 
    IN LPCWSTR pszOptions)          // options 
{ 
    HRESULT hr  =   NOERROR;        // return code 
 
    DEBUGPRIVATE("CDllEntryPoint::HrEDKSet()\n"); 
 
    // check input parameters 
    hr = CHK_CDllEntryPoint_HrEDKSet(pszDllName, pszEntryPoint, pszGwPoint, pszOptions); 
 
    if ( FAILED(hr) ) 
    { 
        RETURN(hr); 
    } 
 
    hr = HrStrWToStrW(pszDllName, &m_pszDllName); 
 
    if ( FAILED(hr) ) 
    { 
        EDKFree(); 
 
        goto cleanup; 
    }  
 
    // Remember m_pszEntryPoint is ANSI string 
 
    hr = HrStrWToStrA(pszEntryPoint, &m_pszEntryPoint); 
 
    if ( FAILED(hr) ) 
    { 
        EDKFree(); 
 
        goto cleanup; 
    } 
 
    hr = HrStrWToStrW(pszGwPoint, &m_pszGwPoint); 
 
    if ( FAILED(hr) ) 
    { 
        EDKFree(); 
 
        goto cleanup; 
    } 
 
    hr = HrStrWToStrW(pszOptions, &m_pszOptions); 
 
    if ( FAILED(hr) ) 
    { 
        EDKFree(); 
 
        goto cleanup; 
    } 
 
    ASSERTERROR(m_pszDllName != NULL, "Bad m_pszDllName"); 
    ASSERTERROR(m_pszEntryPoint != NULL, "Bad m_pszEntryPoint"); 
    ASSERTERROR(m_pszGwPoint != NULL, "Bad m_pszGwPoint"); 
     
cleanup: 
 
    RETURN(hr); 
 
} 
 
//$--CDllEntryPoint::EDKFree------------------------------------------------------- 
// 
// DESCRIPTION: Common dynamic memory free. 
// 
// INPUT:   none 
// 
// RETURNS: void 
// 
//------------------------------------------------------------------------------ 
void CDllEntryPoint::EDKFree() // RETURNS: void 
{ 
    DEBUGPRIVATE("CDllEntryPoint::EDKFree()\n"); 
 
    MAPIFREEBUFFER(m_pszDllName); 
    MAPIFREEBUFFER(m_pszEntryPoint); 
    MAPIFREEBUFFER(m_pszGwPoint); 
    MAPIFREEBUFFER(m_pszOptions); 
} 
 
//$--CDllEntryPoint::EDKDump------------------------------------------------------- 
// 
// DESCRIPTION: dump class contents. 
// 
// INPUT:   none 
// 
// RETURNS: void 
// 
//------------------------------------------------------------------------------ 
void CDllEntryPoint::EDKDump() // RETURNS: void 
{ 
    // _tprintf(TEXT("  Dll: %ls\n  Ept: %hs\n  Gtw: %ls\n  Opt: %ls\n"), 
    //              m_pszDllName, m_pszEntryPoint, m_pszGwPoint, m_pszOptions ); 
}