178 lines
4.8 KiB
C++
178 lines
4.8 KiB
C++
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//#--------------------------------------------------------------
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//
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// File: support.cpp
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//
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// Synopsis: holds the member functions for the support
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// class
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//
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// History: 5/8/97 MKarki Created
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//
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// Copyright (C) 1996-97 Microsoft Corporation
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// All rights reserved.
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//
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//----------------------------------------------------------------
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#include "stdafx.h"
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//++--------------------------------------------------------------
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//
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// Function: GetSupportInfo
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//
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// Synopsis: This is the public member function used to get the
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// support numbers
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//
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// Returns: BOOL - success/failure
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//
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// Arguments: PCHAR - returns the number
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//
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// History: MKarki Created 5/8/97
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//
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//----------------------------------------------------------------
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BOOL
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CSupport :: GetSupportInfo
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(
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LPTSTR pszNumber,
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DWORD dwCountryID
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)
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{
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HINSTANCE hPHBKDll = NULL;
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DWORD dwBufferSize = 0;
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BOOL bRetVal = FALSE;
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PFNGETSUPPORTNUMBERS pfnSupport = NULL;
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HRESULT hr = ERROR_SUCCESS;
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DWORD dwTotalNums = 0;
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DWORD dwIndex = 0;
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TraceMsg (TF_GENERAL, TEXT("Entering CSupport :: GetSupportInfo\r\n"));
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if (NULL == pszNumber)
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{
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TraceMsg (TF_GENERAL, TEXT("NULL = pszNumber\r\n"));
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goto Cleanup;
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}
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if (NULL == m_pSupportNumList)
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{
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//
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// being called the first time so load the info
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//
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hPHBKDll = LoadLibrary(PHBK_LIB);
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if (NULL == hPHBKDll)
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{
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TraceMsg (TF_GENERAL, TEXT("Failed on LoadLibrary API call with error:%d\r\n"),
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GetLastError () );
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goto Cleanup;
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}
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pfnSupport = (PFNGETSUPPORTNUMBERS)
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GetProcAddress(hPHBKDll,PHBK_SUPPORTNUMAPI);
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if (NULL == pfnSupport)
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{
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TraceMsg (TF_GENERAL, TEXT("Failed on GetProcAddress API call with error:%d\r\n"),
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GetLastError () );
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goto Cleanup;
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}
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//
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// call the first time to get the size needed
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//
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hr = pfnSupport ((PSUPPORTNUM)NULL, (PDWORD)&dwBufferSize);
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if (ERROR_SUCCESS != hr)
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{
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TraceMsg (TF_GENERAL, TEXT("Failed on GetSupportNumbers API call with error:%d\r\n"),
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hr);
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goto Cleanup;
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}
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//
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// allocate the required memory
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//
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m_pSupportNumList = (PSUPPORTNUM) GlobalAlloc (
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GPTR,
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dwBufferSize
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);
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if (NULL == m_pSupportNumList)
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{
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TraceMsg (TF_GENERAL, TEXT("Failed on GlobalAlloc API call with error:%d\r\n"),
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GetLastError ());
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goto Cleanup;
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}
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//
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// call second time for the info
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//
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hr = pfnSupport ((PSUPPORTNUM)m_pSupportNumList, (PDWORD)&dwBufferSize);
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if (ERROR_SUCCESS != hr)
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{
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TraceMsg (TF_GENERAL, TEXT("Failed on GetSupportNumbers API call with error:%d\r\n"),
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hr);
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goto Cleanup;
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}
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//
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// find out how many SUPPORTNUM structs we have in the
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// array
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m_dwTotalNums = dwBufferSize / sizeof (SUPPORTNUM);
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}
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//
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// get the current country code
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//
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for (dwIndex = 0; dwIndex < m_dwTotalNums; dwIndex++)
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{
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//
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// this struct says countrycode but is actually countryID
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//
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if (m_pSupportNumList[dwIndex].dwCountryCode == dwCountryID)
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{
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//
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// found a support phone number
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//
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CopyMemory (
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pszNumber,
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m_pSupportNumList[dwIndex].szPhoneNumber,
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sizeof (m_pSupportNumList[dwIndex].szPhoneNumber)
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);
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bRetVal = TRUE;
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goto Cleanup;
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}
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}
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Cleanup:
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if (NULL != hPHBKDll)
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FreeLibrary (hPHBKDll);
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TraceMsg (TF_GENERAL, TEXT("returning from CSupport :: GetSupportInfo function\r\n"));
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return (bRetVal);
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} // end of CSupport :: GetSupportInfo function
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//++--------------------------------------------------------------
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//
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// Function: ~CSupport
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//
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// Synopsis: This is the destructor of the CSupport class
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//
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//
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// Arguments: VOID
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//
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// History: MKarki Created 5/8/97
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//
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//----------------------------------------------------------------
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CSupport :: ~CSupport (
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VOID
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)
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{
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if (NULL != m_pSupportNumList)
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GlobalFree (m_pSupportNumList);
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} // end of ~CSupport function
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