VC获取Windows所有用户的用户名

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VC获取Windows所有用户的用户名

#include <LMACCESS.H>

  #include <LMERR.H>

  #include <LMAPIBUF.H>

  #include <iostream>

  #include <vector>

  using namespace std;

  vector<CString> m_account;

  GetOSUserName()

  {

  LPUSER_INFO_1 pBuf = NULL;

  LPUSER_INFO_1 pTmpBuf ;

  DWORD dwLevel   =  1;

  DWORD dwPrefMaxLen  = -1;

  DWORD dwEntriesRead  =  0;

  DWORD dwTotalEntries =  0;

  DWORD dwResumeHandle =  0;

  NET_API_STATUS nStatus;

  LPTSTR pszServerName = NULL;

  nStatus = NetUserEnum( (LPCWSTR) pszServerName , dwLevel , FILTER_NORMAL_ACCOUNT ,

  (LPBYTE*)&pBuf, dwPrefMaxLen , &dwEntriesRead , &dwTotalEntries , &dwResumeHandle );

  if( ( nStatus == NERR_Success ) || ( nStatus == ERROR_MORE_DATA ) )

  {

  if( ( pTmpBuf=pBuf )!=NULL )

  {

  for( DWORD i = 0; i < dwEntriesRead ; ++i )

  {

  CString csFlag;

  csFlag.Format( _T( "%s,%ld" ) , pTmpBuf->usri1_name , pBuf->usri1_priv );

  if( pTmpBuf->usri1_priv == USER_PRIV_ADMIN  ||  pTmpBuf->usri1_priv == USER_PRIV_USER  &&

  ( CString ( pTmpBuf->usri1_name ) != "ASPNET" ) )

  {

  m_account.push_back( (CString) pTmpBuf->usri1_name );

  }

  pTmpBuf++;

  }

  }

  }

  else

  {

  ::MessageBox( NULL , _T("A system error has occurred") , _T("ERROR") , MB_OK );

  }

  if( pBuf != NULL )

  {

  NetApiBufferFree( pBuf );

  pBuf = NULL;

  }

  while ( nStatus == ERROR_MORE_DATA );

  if (pBuf != NULL)

  NetApiBufferFree( pBuf );

  }

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