diff options
Diffstat (limited to 'Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs')
| -rw-r--r-- | Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs | 419 |
1 files changed, 213 insertions, 206 deletions
diff --git a/Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs b/Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs index 6c37d57a4..4166e1af8 100644 --- a/Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs +++ b/Emby.Common.Implementations/IO/SharpCifs/Netbios/Name.cs @@ -21,102 +21,110 @@ using SharpCifs.Util.Sharpen; namespace SharpCifs.Netbios { - public class Name - { - private const int TypeOffset = 31; + public class Name + { + private const int TypeOffset = 31; - private const int ScopeOffset = 33; + private const int ScopeOffset = 33; - private static readonly string DefaultScope = Config.GetProperty("jcifs.netbios.scope" - ); + private static readonly string DefaultScope + = Config.GetProperty("jcifs.netbios.scope"); - internal static readonly string OemEncoding = Config.GetProperty("jcifs.encoding" - , Runtime.GetProperty("file.encoding")); + internal static readonly string OemEncoding + = Config.GetProperty("jcifs.encoding", Runtime.GetProperty("file.encoding")); - public string name; + public string name; - public string Scope; + public string Scope; - public int HexCode; + public int HexCode; - internal int SrcHashCode; + internal int SrcHashCode; - public Name() - { - } + public Name() + { + } - public Name(string name, int hexCode, string scope) - { - if (name.Length > 15) - { - name = Runtime.Substring(name, 0, 15); - } - this.name = name.ToUpper(); - this.HexCode = hexCode; - this.Scope = !string.IsNullOrEmpty(scope) ? scope : DefaultScope; - SrcHashCode = 0; - } + public Name(string name, int hexCode, string scope) + { + if (name.Length > 15) + { + name = Runtime.Substring(name, 0, 15); + } + this.name = name.ToUpper(); + this.HexCode = hexCode; + this.Scope = !string.IsNullOrEmpty(scope) ? scope : DefaultScope; + SrcHashCode = 0; + } - internal virtual int WriteWireFormat(byte[] dst, int dstIndex) - { - // write 0x20 in first byte - dst[dstIndex] = unchecked(0x20); - // write name - try - { - byte[] tmp = Runtime.GetBytesForString(name, OemEncoding - ); - int i; - for (i = 0; i < tmp.Length; i++) - { - dst[dstIndex + (2 * i + 1)] = unchecked((byte)(((tmp[i] & unchecked(0xF0)) - >> 4) + unchecked(0x41))); - dst[dstIndex + (2 * i + 2)] = unchecked((byte)((tmp[i] & unchecked(0x0F)) - + unchecked(0x41))); - } - for (; i < 15; i++) - { - dst[dstIndex + (2 * i + 1)] = unchecked(unchecked(0x43)); - dst[dstIndex + (2 * i + 2)] = unchecked(unchecked(0x41)); - } - dst[dstIndex + TypeOffset] = unchecked((byte)(((HexCode & unchecked(0xF0) - ) >> 4) + unchecked(0x41))); - dst[dstIndex + TypeOffset + 1] = unchecked((byte)((HexCode & unchecked(0x0F)) + unchecked(0x41))); - } - catch (UnsupportedEncodingException) - { - } - return ScopeOffset + WriteScopeWireFormat(dst, dstIndex + ScopeOffset); - } + internal virtual int WriteWireFormat(byte[] dst, int dstIndex) + { + // write 0x20 in first byte + dst[dstIndex] = unchecked(0x20); + // write name + try + { + byte[] tmp = Runtime.GetBytesForString(name, OemEncoding + ); + int i; + for (i = 0; i < tmp.Length; i++) + { + dst[dstIndex + (2 * i + 1)] + = unchecked((byte)(((tmp[i] & unchecked(0xF0)) >> 4) + unchecked(0x41))); + dst[dstIndex + (2 * i + 2)] + = unchecked((byte)((tmp[i] & unchecked(0x0F)) + unchecked(0x41))); + } + for (; i < 15; i++) + { + dst[dstIndex + (2 * i + 1)] = unchecked(unchecked(0x43)); + dst[dstIndex + (2 * i + 2)] = unchecked(unchecked(0x41)); + } + dst[dstIndex + TypeOffset] + = unchecked((byte)(((HexCode & unchecked(0xF0)) >> 4) + unchecked(0x41))); + dst[dstIndex + TypeOffset + 1] + = unchecked((byte)((HexCode & unchecked(0x0F)) + unchecked(0x41))); + } + catch (UnsupportedEncodingException) + { + } + return ScopeOffset + WriteScopeWireFormat(dst, dstIndex + ScopeOffset); + } - internal virtual int ReadWireFormat(byte[] src, int srcIndex) - { - byte[] tmp = new byte[ScopeOffset]; - int length = 15; - for (int i = 0; i < 15; i++) - { - tmp[i] = unchecked((byte)(((src[srcIndex + (2 * i + 1)] & unchecked(0xFF)) - - unchecked(0x41)) << 4)); - tmp[i] |= unchecked((byte)(((src[srcIndex + (2 * i + 2)] & unchecked(0xFF) - ) - unchecked(0x41)) & unchecked(0x0F))); - if (tmp[i] != unchecked((byte)' ')) - { - length = i + 1; - } - } - try - { - name = Runtime.GetStringForBytes(tmp, 0, length, OemEncoding - ); - } - catch (UnsupportedEncodingException) - { - } - HexCode = ((src[srcIndex + TypeOffset] & unchecked(0xFF)) - unchecked(0x41)) << 4; - HexCode |= ((src[srcIndex + TypeOffset + 1] & unchecked(0xFF)) - unchecked( - 0x41)) & unchecked(0x0F); - return ScopeOffset + ReadScopeWireFormat(src, srcIndex + ScopeOffset); - } + internal virtual int ReadWireFormat(byte[] src, int srcIndex) + { + byte[] tmp = new byte[ScopeOffset]; + int length = 15; + for (int i = 0; i < 15; i++) + { + tmp[i] = unchecked( + (byte)( + ((src[srcIndex + (2 * i + 1)] & unchecked(0xFF)) - unchecked(0x41)) << 4 + ) + ); + tmp[i] |= unchecked( + (byte)( + ((src[srcIndex + (2 * i + 2)] & unchecked(0xFF)) - unchecked(0x41)) + & unchecked(0x0F) + ) + ); + if (tmp[i] != unchecked((byte)' ')) + { + length = i + 1; + } + } + try + { + name = Runtime.GetStringForBytes(tmp, 0, length, OemEncoding + ); + } + catch (UnsupportedEncodingException) + { + } + HexCode = ((src[srcIndex + TypeOffset] & unchecked(0xFF)) - unchecked(0x41)) << 4; + HexCode |= ((src[srcIndex + TypeOffset + 1] & unchecked(0xFF)) - unchecked(0x41)) + & unchecked(0x0F); + return ScopeOffset + ReadScopeWireFormat(src, srcIndex + ScopeOffset); + } internal int ReadWireFormatDos(byte[] src, int srcIndex) { @@ -130,9 +138,8 @@ namespace SharpCifs.Netbios { name = Runtime.GetStringForBytes(tmp, 0, length).Trim(); } - catch (Exception ex) + catch (Exception) { - } HexCode = src[srcIndex + length]; @@ -141,129 +148,129 @@ namespace SharpCifs.Netbios } - internal virtual int WriteScopeWireFormat(byte[] dst, int dstIndex) - { - if (Scope == null) - { - dst[dstIndex] = unchecked(unchecked(0x00)); - return 1; - } - // copy new scope in - dst[dstIndex++] = unchecked((byte)('.')); - try - { - Array.Copy(Runtime.GetBytesForString(Scope, OemEncoding - ), 0, dst, dstIndex, Scope.Length); - } - catch (UnsupportedEncodingException) - { - } - dstIndex += Scope.Length; - dst[dstIndex++] = unchecked(unchecked(0x00)); - // now go over scope backwards converting '.' to label length - int i = dstIndex - 2; - int e = i - Scope.Length; - int c = 0; - do - { - if (dst[i] == '.') - { - dst[i] = unchecked((byte)c); - c = 0; - } - else - { - c++; - } - } - while (i-- > e); - return Scope.Length + 2; - } + internal virtual int WriteScopeWireFormat(byte[] dst, int dstIndex) + { + if (Scope == null) + { + dst[dstIndex] = unchecked(unchecked(0x00)); + return 1; + } + // copy new scope in + dst[dstIndex++] = unchecked((byte)('.')); + try + { + Array.Copy(Runtime.GetBytesForString(Scope, OemEncoding), + 0, dst, dstIndex, Scope.Length); + } + catch (UnsupportedEncodingException) + { + } + dstIndex += Scope.Length; + dst[dstIndex++] = unchecked(unchecked(0x00)); + // now go over scope backwards converting '.' to label length + int i = dstIndex - 2; + int e = i - Scope.Length; + int c = 0; + do + { + if (dst[i] == '.') + { + dst[i] = unchecked((byte)c); + c = 0; + } + else + { + c++; + } + } + while (i-- > e); + return Scope.Length + 2; + } - internal virtual int ReadScopeWireFormat(byte[] src, int srcIndex) - { - int start = srcIndex; - int n; - StringBuilder sb; - if ((n = src[srcIndex++] & unchecked(0xFF)) == 0) - { - Scope = null; - return 1; - } - try - { - sb = new StringBuilder(Runtime.GetStringForBytes(src, srcIndex, n, OemEncoding)); - srcIndex += n; - while ((n = src[srcIndex++] & unchecked(0xFF)) != 0) - { - sb.Append('.').Append(Runtime.GetStringForBytes(src, srcIndex, n, OemEncoding)); - srcIndex += n; - } - Scope = sb.ToString(); - } - catch (UnsupportedEncodingException) - { - } - return srcIndex - start; - } + internal virtual int ReadScopeWireFormat(byte[] src, int srcIndex) + { + int start = srcIndex; + int n; + StringBuilder sb; + if ((n = src[srcIndex++] & unchecked(0xFF)) == 0) + { + Scope = null; + return 1; + } + try + { + sb = new StringBuilder(Runtime.GetStringForBytes(src, srcIndex, n, OemEncoding)); + srcIndex += n; + while ((n = src[srcIndex++] & unchecked(0xFF)) != 0) + { + sb.Append('.').Append(Runtime.GetStringForBytes(src, srcIndex, n, OemEncoding)); + srcIndex += n; + } + Scope = sb.ToString(); + } + catch (UnsupportedEncodingException) + { + } + return srcIndex - start; + } - public override int GetHashCode() - { - int result; - result = name.GetHashCode(); - result += 65599 * HexCode; - result += 65599 * SrcHashCode; - if (Scope != null && Scope.Length != 0) - { - result += Scope.GetHashCode(); - } - return result; - } + public override int GetHashCode() + { + int result; + result = name.GetHashCode(); + result += 65599 * HexCode; + result += 65599 * SrcHashCode; + if (Scope != null && Scope.Length != 0) + { + result += Scope.GetHashCode(); + } + return result; + } - public override bool Equals(object obj) - { - Name n; - if (!(obj is Name)) - { - return false; - } - n = (Name)obj; - if (Scope == null && n.Scope == null) - { - return name.Equals(n.name) && HexCode == n.HexCode; - } - return name.Equals(n.name) && HexCode == n.HexCode && Scope.Equals(n.Scope); - } + public override bool Equals(object obj) + { + Name n; + if (!(obj is Name)) + { + return false; + } + n = (Name)obj; + if (Scope == null && n.Scope == null) + { + return name.Equals(n.name) && HexCode == n.HexCode; + } + return name.Equals(n.name) && HexCode == n.HexCode && Scope.Equals(n.Scope); + } - public override string ToString() - { - StringBuilder sb = new StringBuilder(); + public override string ToString() + { + StringBuilder sb = new StringBuilder(); - //return ""; + //return ""; - string n = name; - // fix MSBROWSE name - if (n == null) - { - n = "null"; - } - else - { - if (n[0] == unchecked(0x01)) - { - char[] c = n.ToCharArray(); - c[0] = '.'; - c[1] = '.'; - c[14] = '.'; - n = new string(c); - } - } - sb.Append(n).Append("<").Append(Hexdump.ToHexString(HexCode, 2)).Append(">"); - if (Scope != null) - { - sb.Append(".").Append(Scope); - } - return sb.ToString(); - } - } + string n = name; + // fix MSBROWSE name + if (n == null) + { + n = "null"; + } + else + { + if (n[0] == unchecked(0x01)) + { + char[] c = n.ToCharArray(); + c[0] = '.'; + c[1] = '.'; + c[14] = '.'; + n = new string(c); + } + } + sb.Append(n).Append("<").Append(Hexdump.ToHexString(HexCode, 2)).Append(">"); + if (Scope != null) + { + sb.Append(".").Append(Scope); + } + return sb.ToString(); + } + } } |