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867 lines
25 KiB
867 lines
25 KiB
/**********************************************************************/
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/** Microsoft Windows/NT **/
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/** Copyright(c) Microsoft Corporation, 1997 - 1999 **/
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/**********************************************************************/
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/*
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hArray.cpp
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Index manager for TAPI devices db
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FILE HISTORY:
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Dec 16 1997 EricDav Created
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*/
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#include "stdafx.h"
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#include "harray.h"
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#include "mbstring.h"
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LPBYTE g_pStart;
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/*!--------------------------------------------------------------------------
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Class CHDeviceIndex
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---------------------------------------------------------------------------*/
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CHDeviceIndex::CHDeviceIndex(INDEX_TYPE IndexType)
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: m_dbType(IndexType), m_bAscending(TRUE)
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{
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}
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CHDeviceIndex::~CHDeviceIndex()
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{
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::GetType
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CHDeviceIndex::GetType(INDEX_TYPE * pIndexType)
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{
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if (pIndexType)
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*pIndexType = m_dbType;
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return hrOK;
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::SetArray
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CHDeviceIndex::SetArray(HDeviceArray & hdeviceArray)
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{
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m_hdeviceArray.Copy(hdeviceArray);
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return hrOK;
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::GetHDevice
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HDEVICE
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CHDeviceIndex::GetHDevice(int nIndex)
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{
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Assert(nIndex >= 0);
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Assert(nIndex <= m_hdeviceArray.GetSize());
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if (nIndex < 0 ||
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nIndex >= m_hdeviceArray.GetSize())
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{
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return NULL;
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}
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return m_hdeviceArray.GetAt(nIndex);
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::GetIndex
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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int
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CHDeviceIndex::GetIndex(HDEVICE hdevice)
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{
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Assert(hdevice != 0);
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LPHDEVICE phdevice = (LPHDEVICE) BSearch((const void *)&hdevice,
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(const void *)m_hdeviceArray.GetData(),
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(size_t)m_hdeviceArray.GetSize(),
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sizeof(HDEVICE));
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int nIndex = (int) (phdevice - (LPHDEVICE) m_hdeviceArray.GetData());
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Assert(nIndex >= 0);
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Assert(nIndex <= m_hdeviceArray.GetSize());
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int nComp, nIndexTemp;
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nComp = BCompare(&hdevice, phdevice);
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if (nComp == 0)
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{
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// found the right one, check the previous one to return the first
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// record in a list of duplicates
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nIndexTemp = nIndex;
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while (nIndexTemp && nComp == 0)
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{
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*phdevice = m_hdeviceArray.GetAt(--nIndexTemp);
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nComp = BCompare(&hdevice, phdevice);
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}
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if (nIndexTemp == nIndex)
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return nIndex; // nIndex should be zero here as well
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else
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if (nComp == 0)
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return nIndexTemp; // nIndexTemp should be 0 in this case
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else
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return nIndexTemp++;
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}
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return -1;
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::Add
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CHDeviceIndex::Add(HDEVICE hdevice, BOOL bEnd)
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{
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// if we are loading the array then just stick this on the end
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if (bEnd)
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{
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m_hdeviceArray.Add(hdevice);
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}
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else
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{
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if (m_hdeviceArray.GetSize() == 0)
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{
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m_hdeviceArray.Add(hdevice);
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}
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else
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{
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LPHDEVICE phdevice = (LPHDEVICE) BSearch((const void *)&hdevice,
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(const void *)m_hdeviceArray.GetData(),
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(size_t)m_hdeviceArray.GetSize(),
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sizeof(HDEVICE));
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int nIndex = (int) (phdevice - (LPHDEVICE) m_hdeviceArray.GetData());
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Assert(nIndex >= 0);
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Assert(nIndex <= m_hdeviceArray.GetSize());
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int nComp = BCompare(&hdevice, phdevice);
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if (nComp < 0)
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{
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if(nIndex == 0)
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m_hdeviceArray.InsertAt(nIndex , hdevice);
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else // Insert before phdevice
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m_hdeviceArray.InsertAt(nIndex - 1, hdevice);
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}
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else
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{
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// insert after phdevice
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m_hdeviceArray.InsertAt(nIndex + 1, hdevice);
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}
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}
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}
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return hrOK;
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::Remove
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CHDeviceIndex::Remove(HDEVICE hdevice)
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{
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// do a bsearch for the record and then remove
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LPHDEVICE phdevice = (LPHDEVICE) BSearch(&hdevice,
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m_hdeviceArray.GetData(),
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(size_t)m_hdeviceArray.GetSize(),
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sizeof(HDEVICE));
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int nComp = BCompare(&hdevice, phdevice);
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Assert(nComp == 0);
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if (nComp != 0)
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return E_FAIL;
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// calculate the index
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int nIndex = (int) (phdevice - (LPHDEVICE) m_hdeviceArray.GetData());
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Assert(nIndex >= 0);
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Assert(nIndex <= m_hdeviceArray.GetSize());
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m_hdeviceArray.RemoveAt(nIndex);
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return hrOK;
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}
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/*!--------------------------------------------------------------------------
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CHDeviceIndex::BSearch
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Modified bsearch which returns the closest or equal element in
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an array
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Author: EricDav
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---------------------------------------------------------------------------*/
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void *
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CHDeviceIndex::BSearch (const void *key,
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const void *base,
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size_t num,
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size_t width)
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{
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char *lo = (char *)base;
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char *hi = (char *)base + (num - 1) * width;
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char *mid;
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unsigned int half;
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int result;
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while (lo <= hi)
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if (half = num / 2)
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{
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mid = lo + (num & 1 ? half : (half - 1)) * width;
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if (!(result = BCompare(key,mid)))
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return(mid);
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else if (result < 0)
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{
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hi = mid - width;
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num = num & 1 ? half : half-1;
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}
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else {
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lo = mid + width;
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num = half;
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}
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}
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else if (num)
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return(lo);
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else
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break;
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return(mid);
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}
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/*!--------------------------------------------------------------------------
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Class CIndexMgr
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---------------------------------------------------------------------------*/
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CIndexMgr::CIndexMgr()
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{
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m_posCurrentProvider= NULL;
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}
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CIndexMgr::~CIndexMgr()
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{
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Reset();
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::Initialize
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CIndexMgr::Initialize()
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{
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HRESULT hr = hrOK;
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CSingleLock cl(&m_cs);
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cl.Lock();
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COM_PROTECT_TRY
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{
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// cleanup
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Reset();
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}
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COM_PROTECT_CATCH
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return hr;
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::Reset
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CIndexMgr::Reset()
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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while (m_listProviderIndex.GetCount() > 0)
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{
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CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.RemoveHead();
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while (pProviderIndexInfo->m_listIndicies.GetCount() > 0)
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delete pProviderIndexInfo->m_listIndicies.RemoveHead();
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delete pProviderIndexInfo;
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}
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return hrOK;
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::GetTotalCount
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The index sorted by name contains the total database and should
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always be available. Use this for the total count.
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Author: EricDav
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---------------------------------------------------------------------------*/
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UINT
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CIndexMgr::GetTotalCount()
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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UINT uTotalCount = 0;
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POSITION pos;
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pos = m_listProviderIndex.GetHeadPosition();
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while (pos)
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{
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CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetNext(pos);
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if (pProviderIndexInfo->m_listIndicies.GetCount() > 0)
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uTotalCount += (UINT)(pProviderIndexInfo->m_listIndicies.GetHead())->GetArray().GetSize();
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}
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return uTotalCount;
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::GetCurrentCount
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The current count may differ depending upon if the current Index
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is a filtered index.
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Author: EricDav
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---------------------------------------------------------------------------*/
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UINT
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CIndexMgr::GetCurrentCount()
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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CProviderIndexInfo * pProviderIndexInfo = NULL;
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CHDeviceIndex * pIndex = NULL;
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pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
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pIndex = pProviderIndexInfo->m_listIndicies.GetAt(pProviderIndexInfo->m_posCurrentIndex);
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if (pIndex == NULL)
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return 0;
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return (UINT)pIndex->GetArray().GetSize();
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::AddHDevice
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CIndexMgr::AddHDevice(DWORD dwProviderID, HDEVICE hdevice, BOOL bEnd)
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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HRESULT hr = hrOK;
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CProviderIndexInfo * pProviderIndexInfo = NULL;
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CHDeviceIndex * pIndex = NULL;
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COM_PROTECT_TRY
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{
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// set current provider set the current provider position and if
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// the provider doesn't exist, it will create one
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hr = SetCurrentProvider(dwProviderID);
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if (FAILED(hr))
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return hr;
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pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
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pIndex = pProviderIndexInfo->m_listIndicies.GetAt(pProviderIndexInfo->m_posCurrentIndex);
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if (pIndex)
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pIndex->Add(hdevice, bEnd);
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}
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COM_PROTECT_CATCH
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return hr;
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::RemoveHDevice
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CIndexMgr::RemoveHDevice(DWORD dwProviderID, HDEVICE hdevice)
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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HRESULT hr = hrOK;
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CProviderIndexInfo * pProviderIndexInfo = NULL;
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CHDeviceIndex * pIndex = NULL;
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COM_PROTECT_TRY
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{
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hr = SetCurrentProvider(dwProviderID);
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if (FAILED(hr))
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return hr;
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pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
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pIndex = pProviderIndexInfo->m_listIndicies.GetAt(pProviderIndexInfo->m_posCurrentIndex);
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if (pIndex)
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pIndex->Remove(hdevice);
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}
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COM_PROTECT_CATCH
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return hr;
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}
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/*!--------------------------------------------------------------------------
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CIndexMgr::Sort
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-
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Author: EricDav
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---------------------------------------------------------------------------*/
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HRESULT
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CIndexMgr::Sort(DWORD dwProviderID, INDEX_TYPE SortType, DWORD dwSortOptions, LPBYTE pStart)
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{
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CSingleLock cl(&m_cs);
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cl.Lock();
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HRESULT hr = hrOK;
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CHDeviceIndex * pNameIndex;
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CHDeviceIndex * pNewIndex;
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POSITION pos, posLast;
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INDEX_TYPE indexType;
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BOOL bAscending = (dwSortOptions & SORT_ASCENDING) ? TRUE : FALSE;
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hr = SetCurrentProvider(dwProviderID);
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if (FAILED(hr))
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return hr;
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// check to see if we have an index for this.
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CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
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pos = pProviderIndexInfo->m_listIndicies.GetHeadPosition();
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while (pos)
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{
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posLast = pos;
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CHDeviceIndex * pIndex = pProviderIndexInfo->m_listIndicies.GetNext(pos);
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pIndex->GetType(&indexType);
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// the index for this type already exists, just sort accordingly
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if (indexType == SortType)
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{
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if (pIndex->IsAscending() != bAscending)
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{
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pIndex->SetAscending(bAscending);
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pIndex->Sort(pStart);
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}
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pProviderIndexInfo->m_posCurrentIndex = posLast;
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return hrOK;
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}
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}
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// to save memory, remove all old indicies, except the name index
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//CleanupIndicies();
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// if not, create one
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switch (SortType)
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{
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case INDEX_TYPE_NAME:
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pNewIndex = new CIndexName();
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break;
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case INDEX_TYPE_USERS:
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pNewIndex = new CIndexUsers();
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break;
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case INDEX_TYPE_STATUS:
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pNewIndex = new CIndexStatus();
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break;
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default:
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Panic1("Invalid sort type passed to IndexMgr::Sort %d\n", SortType);
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break;
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}
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Assert(pNewIndex);
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// name index is always the first in the list
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pNameIndex = pProviderIndexInfo->m_listIndicies.GetHead();
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Assert(pNameIndex);
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// copy the array from the named index
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pNewIndex->SetArray(pNameIndex->GetArray());
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pNewIndex->SetAscending(bAscending);
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pNewIndex->Sort(pStart);
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pProviderIndexInfo->m_posCurrentIndex = pProviderIndexInfo->m_listIndicies.AddTail(pNewIndex);
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return hr;
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}
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|
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/*!--------------------------------------------------------------------------
|
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CIndexMgr::CleanupIndicies
|
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Removes all indicies except the name index, and a filtered view
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
void
|
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CIndexMgr::CleanupIndicies()
|
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{
|
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CSingleLock cl(&m_cs);
|
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cl.Lock();
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INDEX_TYPE indexType;
|
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|
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CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
|
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|
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POSITION pos = pProviderIndexInfo->m_listIndicies.GetHeadPosition();
|
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while (pos)
|
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{
|
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POSITION posLast = pos;
|
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CHDeviceIndex * pIndex = pProviderIndexInfo->m_listIndicies.GetNext(pos);
|
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|
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pIndex->GetType(&indexType);
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|
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if (indexType == INDEX_TYPE_NAME)
|
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continue;
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|
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pProviderIndexInfo->m_listIndicies.RemoveAt(posLast);
|
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delete pIndex;
|
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}
|
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}
|
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|
|
/*!--------------------------------------------------------------------------
|
|
CIndexMgr::GetHDevice
|
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Returns an hdevice based on an index into the current sorted list
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexMgr::GetHDevice(DWORD dwProviderID, int nIndex, LPHDEVICE phdevice)
|
|
{
|
|
CSingleLock cl(&m_cs);
|
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cl.Lock();
|
|
|
|
SetCurrentProvider(dwProviderID);
|
|
|
|
CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
|
|
CHDeviceIndex * pIndex = pProviderIndexInfo->m_listIndicies.GetAt(pProviderIndexInfo->m_posCurrentIndex);
|
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|
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Assert(pIndex);
|
|
|
|
if (phdevice)
|
|
*phdevice = pIndex->GetHDevice(nIndex);
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|
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return hrOK;
|
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}
|
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|
|
/*!--------------------------------------------------------------------------
|
|
CIndexMgr::GetIndex
|
|
Returns the index of an hlien from the current sorted list
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexMgr::GetIndex(DWORD dwProviderID, HDEVICE hdevice, int * pnIndex)
|
|
{
|
|
CSingleLock cl(&m_cs);
|
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cl.Lock();
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|
|
SetCurrentProvider(dwProviderID);
|
|
|
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CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetAt(m_posCurrentProvider);
|
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CHDeviceIndex * pIndex = pProviderIndexInfo->m_listIndicies.GetAt(pProviderIndexInfo->m_posCurrentIndex);
|
|
|
|
Assert(pIndex);
|
|
|
|
if (pIndex)
|
|
*pnIndex = pIndex->GetIndex(hdevice);
|
|
|
|
return hrOK;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexMgr::SetCurrentProvider
|
|
Sets the current provider for the index mgr, if it doesn't exist,
|
|
it is created
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexMgr::SetCurrentProvider(DWORD dwProviderID)
|
|
{
|
|
HRESULT hr = hrOK;
|
|
BOOL bExists = FALSE;
|
|
POSITION posLast;
|
|
|
|
COM_PROTECT_TRY
|
|
{
|
|
POSITION pos = m_listProviderIndex.GetHeadPosition();
|
|
while (pos)
|
|
{
|
|
posLast = pos;
|
|
CProviderIndexInfo * pProviderIndexInfo = m_listProviderIndex.GetNext(pos);
|
|
|
|
// is the the correct provider to add this to?
|
|
if (pProviderIndexInfo->m_dwProviderID != dwProviderID)
|
|
continue;
|
|
|
|
m_posCurrentProvider = posLast;
|
|
bExists = TRUE;
|
|
}
|
|
|
|
if (!bExists)
|
|
{
|
|
// no provider index exists for this. Create one now.
|
|
CProviderIndexInfo * pProviderIndexInfo = new CProviderIndexInfo;
|
|
pProviderIndexInfo->m_dwProviderID = dwProviderID;
|
|
|
|
CHDeviceIndex * pIndex = new CIndexName;
|
|
pProviderIndexInfo->m_posCurrentIndex = pProviderIndexInfo->m_listIndicies.AddHead(pIndex);
|
|
|
|
m_posCurrentProvider = m_listProviderIndex.AddTail(pProviderIndexInfo);
|
|
}
|
|
}
|
|
COM_PROTECT_CATCH
|
|
|
|
return hr;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
Class CIndexName
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexName::BCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int
|
|
CIndexName::BCompare(const void * elem1, const void * elem2)
|
|
{
|
|
int nRet;
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPDEVICEINFO pRec1 = (LPDEVICEINFO) *phdevice1;
|
|
LPDEVICEINFO pRec2 = (LPDEVICEINFO) *phdevice2;
|
|
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDeviceNameOffset), (LPCTSTR) (g_pStart + pRec2->dwDeviceNameOffset));
|
|
if (nRet == 0)
|
|
{
|
|
// permanent device IDs should be unique
|
|
if (pRec1->dwPermanentDeviceID > pRec2->dwPermanentDeviceID)
|
|
nRet = 1;
|
|
else
|
|
nRet = -1;
|
|
}
|
|
|
|
return nRet;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexName::Sort
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexName::Sort(LPBYTE pStart)
|
|
{
|
|
// save the base pointer for later
|
|
g_pStart = pStart;
|
|
|
|
if (m_bAscending)
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareA);
|
|
else
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareD);
|
|
|
|
return hrOK;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexName::QCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int __cdecl
|
|
CIndexName::QCompareA(const void * elem1, const void * elem2)
|
|
{
|
|
int nRet;
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPDEVICEINFO pRec1 = (LPDEVICEINFO) *phdevice1;
|
|
LPDEVICEINFO pRec2 = (LPDEVICEINFO) *phdevice2;
|
|
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDeviceNameOffset), (LPCTSTR) (g_pStart + pRec2->dwDeviceNameOffset));
|
|
if (nRet == 0)
|
|
{
|
|
// permanent device IDs should be unique
|
|
if (pRec1->dwPermanentDeviceID > pRec2->dwPermanentDeviceID)
|
|
nRet = 1;
|
|
else
|
|
nRet = -1;
|
|
}
|
|
|
|
return nRet;
|
|
}
|
|
|
|
int __cdecl
|
|
CIndexName::QCompareD(const void * elem1, const void * elem2)
|
|
{
|
|
return -QCompareA(elem1, elem2);
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
Class CIndexUsers
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexUsers::BCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int
|
|
CIndexUsers::BCompare(const void * elem1, const void * elem2)
|
|
{
|
|
int nRet;
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPDEVICEINFO pRec1 = (LPDEVICEINFO) *phdevice1;
|
|
LPDEVICEINFO pRec2 = (LPDEVICEINFO) *phdevice2;
|
|
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDomainUserNamesOffset), (LPCTSTR) (g_pStart + pRec2->dwDomainUserNamesOffset));
|
|
if (nRet == 0)
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDeviceNameOffset), (LPCTSTR) (g_pStart + pRec2->dwDeviceNameOffset));
|
|
|
|
return nRet;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexUsers::Sort
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexUsers::Sort(LPBYTE pStart)
|
|
{
|
|
// save the base pointer for later
|
|
g_pStart = pStart;
|
|
|
|
if (m_bAscending)
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareA);
|
|
else
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareD);
|
|
|
|
return hrOK;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexUsers::QCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int __cdecl
|
|
CIndexUsers::QCompareA(const void * elem1, const void * elem2)
|
|
{
|
|
int nRet;
|
|
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPDEVICEINFO pRec1 = (LPDEVICEINFO) *phdevice1;
|
|
LPDEVICEINFO pRec2 = (LPDEVICEINFO) *phdevice2;
|
|
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDomainUserNamesOffset), (LPCTSTR) (g_pStart + pRec2->dwDomainUserNamesOffset));
|
|
if (nRet == 0)
|
|
nRet = lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDeviceNameOffset), (LPCTSTR) (g_pStart + pRec2->dwDeviceNameOffset));
|
|
|
|
return nRet;
|
|
}
|
|
|
|
int __cdecl
|
|
CIndexUsers::QCompareD(const void * elem1, const void * elem2)
|
|
{
|
|
return -QCompareA(elem1, elem2);
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
Class CIndexStatus
|
|
---------------------------------------------------------------------------*/
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexStatus::BCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int
|
|
CIndexStatus::BCompare(const void * elem1, const void * elem2)
|
|
{
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPDEVICEINFO pRec1 = (LPDEVICEINFO) *phdevice1;
|
|
LPDEVICEINFO pRec2 = (LPDEVICEINFO) *phdevice2;
|
|
|
|
//return _mbscmp((const PUCHAR) &pRec1->szRecordName[0], (const PUCHAR) &pRec2->szRecordName[0]);
|
|
return 0;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexStatus::Sort
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
HRESULT
|
|
CIndexStatus::Sort(LPBYTE pStart)
|
|
{
|
|
// save the base pointer for later
|
|
g_pStart = pStart;
|
|
|
|
if (m_bAscending)
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareA);
|
|
else
|
|
qsort(m_hdeviceArray.GetData(), (size_t)m_hdeviceArray.GetSize(), sizeof(HDEVICE), QCompareD);
|
|
|
|
return hrOK;
|
|
}
|
|
|
|
/*!--------------------------------------------------------------------------
|
|
CIndexIpAddr::QCompare
|
|
-
|
|
Author: EricDav
|
|
---------------------------------------------------------------------------*/
|
|
int __cdecl
|
|
CIndexStatus::QCompareA(const void * elem1, const void * elem2)
|
|
{
|
|
LPHDEVICE phdevice1 = (LPHDEVICE) elem1;
|
|
LPHDEVICE phdevice2 = (LPHDEVICE) elem2;
|
|
|
|
LPHDEVICE pRec1 = (LPHDEVICE) *phdevice1;
|
|
LPHDEVICE pRec2 = (LPHDEVICE) *phdevice2;
|
|
|
|
//return lstrcmp((LPCTSTR) (g_pStart + pRec1->dwDeviceNameOffset), (LPCTSTR) (g_pStart + pRec2->dwDeviceNameOffset));
|
|
return 0;
|
|
}
|
|
|
|
int __cdecl
|
|
CIndexStatus::QCompareD(const void * elem1, const void * elem2)
|
|
{
|
|
return -QCompareA(elem1, elem2);
|
|
}
|
|
|