diff options
Diffstat (limited to 'Emby.Server.Implementations/IO/SharpCifs/Dcerpc/Ndr/NdrBuffer.cs')
| -rw-r--r-- | Emby.Server.Implementations/IO/SharpCifs/Dcerpc/Ndr/NdrBuffer.cs | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/Emby.Server.Implementations/IO/SharpCifs/Dcerpc/Ndr/NdrBuffer.cs b/Emby.Server.Implementations/IO/SharpCifs/Dcerpc/Ndr/NdrBuffer.cs deleted file mode 100644 index 0a47de799..000000000 --- a/Emby.Server.Implementations/IO/SharpCifs/Dcerpc/Ndr/NdrBuffer.cs +++ /dev/null @@ -1,305 +0,0 @@ -// This code is derived from jcifs smb client library <jcifs at samba dot org> -// Ported by J. Arturo <webmaster at komodosoft dot net> -// -// This library is free software; you can redistribute it and/or -// modify it under the terms of the GNU Lesser General Public -// License as published by the Free Software Foundation; either -// version 2.1 of the License, or (at your option) any later version. -// -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -// Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public -// License along with this library; if not, write to the Free Software -// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -using System; -using SharpCifs.Util; -using SharpCifs.Util.Sharpen; - -namespace SharpCifs.Dcerpc.Ndr -{ - public class NdrBuffer - { - internal int Referent; - - internal Hashtable Referents; - - internal class Entry - { - internal int Referent; - - internal object Obj; - } - - public byte[] Buf; - - public int Start; - - public int Index; - - public int Length; - - public NdrBuffer Deferred; - - public NdrBuffer(byte[] buf, int start) - { - this.Buf = buf; - this.Start = Index = start; - Length = 0; - Deferred = this; - } - - public virtual NdrBuffer Derive(int idx) - { - NdrBuffer nb = new NdrBuffer(Buf, Start); - nb.Index = idx; - nb.Deferred = Deferred; - return nb; - } - - public virtual void Reset() - { - Index = Start; - Length = 0; - Deferred = this; - } - - public virtual int GetIndex() - { - return Index; - } - - public virtual void SetIndex(int index) - { - this.Index = index; - } - - public virtual int GetCapacity() - { - return Buf.Length - Start; - } - - public virtual int GetTailSpace() - { - return Buf.Length - Index; - } - - public virtual byte[] GetBuffer() - { - return Buf; - } - - public virtual int Align(int boundary, byte value) - { - int n = Align(boundary); - int i = n; - while (i > 0) - { - Buf[Index - i] = value; - i--; - } - return n; - } - - public virtual void WriteOctetArray(byte[] b, int i, int l) - { - Array.Copy(b, i, Buf, Index, l); - Advance(l); - } - - public virtual void ReadOctetArray(byte[] b, int i, int l) - { - Array.Copy(Buf, Index, b, i, l); - Advance(l); - } - - public virtual int GetLength() - { - return Deferred.Length; - } - - public virtual void SetLength(int length) - { - Deferred.Length = length; - } - - public virtual void Advance(int n) - { - Index += n; - if ((Index - Start) > Deferred.Length) - { - Deferred.Length = Index - Start; - } - } - - public virtual int Align(int boundary) - { - int m = boundary - 1; - int i = Index - Start; - int n = ((i + m) & ~m) - i; - Advance(n); - return n; - } - - public virtual void Enc_ndr_small(int s) - { - Buf[Index] = unchecked((byte)(s & unchecked(0xFF))); - Advance(1); - } - - public virtual int Dec_ndr_small() - { - int val = Buf[Index] & unchecked(0xFF); - Advance(1); - return val; - } - - public virtual void Enc_ndr_short(int s) - { - Align(2); - Encdec.Enc_uint16le((short)s, Buf, Index); - Advance(2); - } - - public virtual int Dec_ndr_short() - { - Align(2); - int val = Encdec.Dec_uint16le(Buf, Index); - Advance(2); - return val; - } - - public virtual void Enc_ndr_long(int l) - { - Align(4); - Encdec.Enc_uint32le(l, Buf, Index); - Advance(4); - } - - public virtual int Dec_ndr_long() - { - Align(4); - int val = Encdec.Dec_uint32le(Buf, Index); - Advance(4); - return val; - } - - public virtual void Enc_ndr_hyper(long h) - { - Align(8); - Encdec.Enc_uint64le(h, Buf, Index); - Advance(8); - } - - public virtual long Dec_ndr_hyper() - { - Align(8); - long val = Encdec.Dec_uint64le(Buf, Index); - Advance(8); - return val; - } - - public virtual void Enc_ndr_string(string s) - { - Align(4); - int i = Index; - int len = s.Length; - Encdec.Enc_uint32le(len + 1, Buf, i); - i += 4; - Encdec.Enc_uint32le(0, Buf, i); - i += 4; - Encdec.Enc_uint32le(len + 1, Buf, i); - i += 4; - try - { - Array.Copy(Runtime.GetBytesForString(s, "UTF-16LE"), 0, Buf, i, len - * 2); - } - catch (UnsupportedEncodingException) - { - } - i += len * 2; - Buf[i++] = unchecked((byte)('\0')); - Buf[i++] = unchecked((byte)('\0')); - Advance(i - Index); - } - - /// <exception cref="SharpCifs.Dcerpc.Ndr.NdrException"></exception> - public virtual string Dec_ndr_string() - { - Align(4); - int i = Index; - string val = null; - int len = Encdec.Dec_uint32le(Buf, i); - i += 12; - if (len != 0) - { - len--; - int size = len * 2; - try - { - if (size < 0 || size > unchecked(0xFFFF)) - { - throw new NdrException(NdrException.InvalidConformance); - } - val = Runtime.GetStringForBytes(Buf, i, size, "UTF-16LE"); - i += size + 2; - } - catch (UnsupportedEncodingException) - { - } - } - Advance(i - Index); - return val; - } - - private int GetDceReferent(object obj) - { - Entry e; - if (Referents == null) - { - Referents = new Hashtable(); - Referent = 1; - } - if ((e = (Entry)Referents.Get(obj)) == null) - { - e = new Entry(); - e.Referent = Referent++; - e.Obj = obj; - Referents.Put(obj, e); - } - return e.Referent; - } - - public virtual void Enc_ndr_referent(object obj, int type) - { - if (obj == null) - { - Enc_ndr_long(0); - return; - } - switch (type) - { - case 1: - case 3: - { - Enc_ndr_long(Runtime.IdentityHashCode(obj)); - return; - } - - case 2: - { - Enc_ndr_long(GetDceReferent(obj)); - return; - } - } - } - - public override string ToString() - { - return "start=" + Start + ",index=" + Index + ",length=" + GetLength(); - } - } -} |