/// <summary> /// 通过API获取宽带连接名称 win7已测试 /// </summary> /// <returns></returns> public static List <string> GetAllAdslName() { List <string> list = new List <string>(); int lpNames = 1; int entryNameSize = 0; int lpSize = 0; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; uint retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); //if we have more than one connection, we need to do it again if (lpNames > 1) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); } if (lpNames > 0) { for (int i = 0; i < names.Length; i++) { list.Add(names[i].szEntryName); } } return(list); }
/// <summary> /// 获取所有拨号连接名称 /// </summary> /// <returns></returns> public static string[] GetDialupName() { int lpNames = 1; int lpSize = 0; RasEntryName[] names = null; int entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; uint retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); if (retval != 0 && lpNames <= 0) { return(null); } if (lpNames > 1) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); if (retval != 0) { return(null); } } if (lpNames > 0) { var m_ConnectionNames = new string[names.Length]; for (int i = 0; i < names.Length; i++) { m_ConnectionNames[i] = names[i].szEntryName; } return(m_ConnectionNames); } return(null); }
/// <summary> /// Get all entries from RAS /// </summary> /// <param name="allConns"></param> /// <returns> /// 0: success with entries /// 1: success but no entries found /// 2: failed /// </returns> public static uint GetAllConns(ref string[] allConns) { int lpNames = 1; int entryNameSize = 0; int lpSize = 0; uint retval = ERROR_SUCCESS; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; retval = RAS.RasEnumEntries(null, null, names, ref lpSize, out lpNames); //if we have more than one connection, we need to resize if (retval == ERROR_BUFFER_TOO_SMALL) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RAS.RasEnumEntries(null, null, names, ref lpSize, out lpNames); } if (retval == ERROR_SUCCESS) { if (lpNames == 0) { // no entries found. return(1); } allConns = new string[names.Length]; for (int i = 0; i < names.Length; i++) { allConns[i] = names[i].szEntryName; } return(0); } else { return(2); } }
/// <summary> /// Get all entries from RAS /// </summary> /// <param name="allConns"></param> /// <returns> /// 0: success with entries /// 1: success but no entries found /// 2: failed /// </returns> public static uint GetAllConns(ref string[] allConns) { int lpNames = 0; int entryNameSize = 0; int lpSize = 0; uint retval = ERROR_SUCCESS; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); // Windows Vista or later: To determine the required buffer size, call RasEnumEntries // with lprasentryname set to NULL. The variable pointed to by lpcb should be set to zero. // The function will return the required buffer size in lpcb and an error code of ERROR_BUFFER_TOO_SMALL. retval = RasEnumEntries(null, null, null, ref lpSize, out lpNames); if (retval == ERROR_BUFFER_TOO_SMALL) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); } if (retval == ERROR_SUCCESS) { if (lpNames == 0) { // no entries found. return(1); } allConns = new string[names.Length]; for (int i = 0; i < names.Length; i++) { allConns[i] = names[i].szEntryName; } return(0); } else { return(2); } }
/// <summary> /// Get all entries from RAS /// </summary> /// <param name="allConns"></param> /// <returns> /// 0: success with entries /// 1: success but no entries found /// 2: failed /// </returns> public static uint GetAllConns(ref string[] allConns) { int lpNames = 0; int entryNameSize = 0; int lpSize = 0; uint retval = ERROR_SUCCESS; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); // Windows Vista or later: To determine the required buffer size, call RasEnumEntries // with lprasentryname set to NULL. The variable pointed to by lpcb should be set to zero. // The function will return the required buffer size in lpcb and an error code of ERROR_BUFFER_TOO_SMALL. retval = RasEnumEntries(null, null, null, ref lpSize, out lpNames); if (retval == ERROR_BUFFER_TOO_SMALL) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RasEnumEntries(null, null, names, ref lpSize, out lpNames); } if (retval == ERROR_SUCCESS) { if (lpNames == 0) { // no entries found. return 1; } allConns = new string[names.Length]; for (int i = 0; i < names.Length; i++) { allConns[i] = names[i].szEntryName; } return 0; } else { return 2; } }
static string[] getConnections() { //var dir = @"Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections"; //var key = Registry.CurrentUser.CreateSubKey(dir); //return key.GetValueNames(); int lpNames = 1; int entryNameSize = 0; int lpSize = 0; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; uint retval = NativeMethods.RasEnumEntries(null, null, names, ref lpSize, out lpNames); //if we have more than one connection, we need to do it again if (lpNames > 1) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = NativeMethods.RasEnumEntries(null, null, names, ref lpSize, out lpNames); } var connections = new List <string>() { "" }; var length = lpNames > 0 ? names.Length : 0; for (int i = 0; i < length; i++) { connections.Add(names[i].szEntryName); } return(connections.ToArray()); }
static string[] getConnections() { //var dir = @"Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections"; //var key = Registry.CurrentUser.CreateSubKey(dir); //return key.GetValueNames(); int lpNames = 1; int entryNameSize = 0; int lpSize = 0; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; uint retval = NativeMethods.RasEnumEntries(null, null, names, ref lpSize, out lpNames); //if we have more than one connection, we need to do it again if (lpNames > 1) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = NativeMethods.RasEnumEntries(null, null, names, ref lpSize, out lpNames); } var connections = new List<string>() { "" }; var length = lpNames > 0 ? names.Length : 0; for (int i = 0; i < length; i++) { connections.Add(names[i].szEntryName); } return connections.ToArray(); }
public RASDisplay() { m_connected = true; RAS lpras = new RAS(); RASCONN lprasConn = new RASCONN(); lprasConn.dwSize = Marshal.SizeOf(typeof(RASCONN)); lprasConn.hrasconn = IntPtr.Zero; int lpcb = 0; int lpcConnections = 0; int nRet = 0; lpcb = Marshal.SizeOf(typeof(RASCONN)); nRet = RAS.RasEnumConnections(ref lprasConn, ref lpcb, ref lpcConnections); if (nRet != 0) { m_connected = false; return; } if (lpcConnections > 0) { //for (int i = 0; i < lpcConnections; i++) //{ RasStats stats = new RasStats(); m_ConnectedRasHandle = lprasConn.hrasconn; RAS.RasGetConnectionStatistics(lprasConn.hrasconn, stats); m_ConnectionName = lprasConn.szEntryName; int Hours = 0; int Minutes = 0; int Seconds = 0; Hours = ((stats.dwConnectionDuration / 1000) / 3600); Minutes = ((stats.dwConnectionDuration / 1000) / 60) - (Hours * 60); Seconds = ((stats.dwConnectionDuration / 1000)) - (Minutes * 60) - (Hours * 3600); m_duration = Hours + " hours " + Minutes + " minutes " + Seconds + " secs"; m_TX = stats.dwBytesXmited; m_RX = stats.dwBytesRcved; //} } else { m_connected = false; } int lpNames = 1; int entryNameSize = 0; int lpSize = 0; RasEntryName[] names = null; entryNameSize = Marshal.SizeOf(typeof(RasEntryName)); lpSize = lpNames * entryNameSize; names = new RasEntryName[lpNames]; names[0].dwSize = entryNameSize; uint retval = RAS.RasEnumEntries(null, null, names, ref lpSize, out lpNames); //if we have more than one connection, we need to do it again if (lpNames > 1) { names = new RasEntryName[lpNames]; for (int i = 0; i < names.Length; i++) { names[i].dwSize = entryNameSize; } retval = RAS.RasEnumEntries(null, null, names, ref lpSize, out lpNames); } m_ConnectionNames = new string[names.Length]; if (lpNames > 0) { for (int i = 0; i < names.Length; i++) { m_ConnectionNames[i] = names[i].szEntryName; } } }