Ejemplo n.º 1
0
        /// <summary>
        /// Enumerates the shares on Windows 9x
        /// </summary>
        /// <param name="server">The server name</param>
        /// <param name="shares">The ShareCollection</param>
        protected static void EnumerateShares9x(string server, ShareCollection shares)
        {
            int level = 50;
            int nRet = 0;
            ushort entriesRead, totalEntries;

            Type t = typeof(SHARE_INFO_50);
            int size = Marshal.SizeOf(t);
            ushort cbBuffer = (ushort)(MAX_SI50_ENTRIES * size);
            //On Win9x, must allocate buffer before calling API
            IntPtr pBuffer = Marshal.AllocHGlobal(cbBuffer);

            try
            {
                nRet = NetShareEnum(server, level, pBuffer, cbBuffer,
                    out entriesRead, out totalEntries);

                if (ERROR_WRONG_LEVEL == nRet)
                {
                    level = 1;
                    t = typeof(SHARE_INFO_1_9x);
                    size = Marshal.SizeOf(t);

                    nRet = NetShareEnum(server, level, pBuffer, cbBuffer,
                        out entriesRead, out totalEntries);
                }

                if (NO_ERROR == nRet || ERROR_MORE_DATA == nRet)
                {
                    for (int i=0, lpItem=pBuffer.ToInt32(); i<entriesRead; i++, lpItem+=size)
                    {
                        IntPtr pItem = new IntPtr(lpItem);

                        if (1 == level)
                        {
                            SHARE_INFO_1_9x si = (SHARE_INFO_1_9x)Marshal.PtrToStructure(pItem, t);
                            shares.Add(si.NetName, string.Empty, si.ShareType, si.Remark);
                        }
                        else
                        {
                            SHARE_INFO_50 si = (SHARE_INFO_50)Marshal.PtrToStructure(pItem, t);
                            shares.Add(si.NetName, si.Path, si.ShareType, si.Remark);
                        }
                    }
                }
                else
                    Console.WriteLine(nRet);

            }
            finally
            {
                //Clean up buffer
                Marshal.FreeHGlobal(pBuffer);
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Enumerates the shares on Windows NT
        /// </summary>
        /// <param name="server">The server name</param>
        /// <param name="shares">The ShareCollection</param>
        protected static void EnumerateSharesNT(string server, ShareCollection shares)
        {
            int level = 2;
            int entriesRead, totalEntries, nRet, hResume = 0;
            IntPtr pBuffer = IntPtr.Zero;

            try
            {
                nRet = NetShareEnum(server, level, out pBuffer, -1,
                    out entriesRead, out totalEntries, ref hResume);

                if (ERROR_ACCESS_DENIED == nRet)
                {
                    //Need admin for level 2, drop to level 1
                    level = 1;
                    nRet = NetShareEnum(server, level, out pBuffer, -1,
                        out entriesRead, out totalEntries, ref hResume);
                }

                if (NO_ERROR == nRet && entriesRead > 0)
                {
                    Type t = (2 == level) ? typeof(SHARE_INFO_2) : typeof(SHARE_INFO_1);
                    int offset = Marshal.SizeOf(t);

                    for (int i=0, lpItem=pBuffer.ToInt32(); i<entriesRead; i++, lpItem+=offset)
                    {
                        IntPtr pItem = new IntPtr(lpItem);
                        if (1 == level)
                        {
                            SHARE_INFO_1 si = (SHARE_INFO_1)Marshal.PtrToStructure(pItem, t);
                            shares.Add(si.NetName, string.Empty, si.ShareType, si.Remark);
                        }
                        else
                        {
                            SHARE_INFO_2 si = (SHARE_INFO_2)Marshal.PtrToStructure(pItem, t);
                            shares.Add(si.NetName, si.Path, si.ShareType, si.Remark);
                        }
                    }
                }

            }
            finally
            {
                // Clean up buffer allocated by system
                if (IntPtr.Zero != pBuffer)
                    NetApiBufferFree(pBuffer);
            }
        }
Ejemplo n.º 3
0
        /// <summary>
        /// Enumerates the shares
        /// </summary>
        /// <param name="server">The server name</param>
        /// <param name="shares">The ShareCollection</param>
        protected static void EnumerateShares(string server, ShareCollection shares)
        {
            if (null != server && 0 != server.Length && !IsW2KUp)
            {
                server = server.ToUpper();

                // On NT4, 9x and Me, server has to start with "\\"
                if (!('\\' == server[0] && '\\' == server[1]))
                    server = @"\\" + server;
            }

            if (IsNT)
                EnumerateSharesNT(server, shares);
            else
                EnumerateShares9x(server, shares);
        }