internal static unsafe int InitializeSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, string targetName, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags) { if (inCredentials == null) { throw new ArgumentNullException("inCredentials"); } SecurityBufferDescriptor inputBuffer = null; if (inSecBuffer != null) { inputBuffer = new SecurityBufferDescriptor(1); } else if (inSecBuffers != null) { inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length); } SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1); bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero; int num = -1; SSPIHandle handle = new SSPIHandle(); if (refContext != null) { handle = refContext._handle; } GCHandle[] handleArray = null; GCHandle handle2 = new GCHandle(); SafeFreeContextBuffer handleTemplate = null; try { handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned); SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count]; try { SecurityBufferStruct[] structArray3; if (((structArray3 = structArray) == null) || (structArray3.Length == 0)) { ptrRef = null; goto Label_00A6; } fixed(IntPtr *ptrRef = structArray3) { Label_00A6: if (inputBuffer != null) { inputBuffer.UnmanagedPointer = (void *)ptrRef; handleArray = new GCHandle[inputBuffer.Count]; for (int i = 0; i < inputBuffer.Count; i++) { SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i]; if (buffer2 != null) { structArray[i].count = buffer2.size; structArray[i].type = buffer2.type; if (buffer2.unmanagedToken != null) { structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle(); } else if ((buffer2.token == null) || (buffer2.token.Length == 0)) { structArray[i].token = IntPtr.Zero; } else { handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned); structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset); } } } } SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1]; try { SecurityBufferStruct[] structArray4; if (((structArray4 = structArray2) == null) || (structArray4.Length == 0)) { ptrRef2 = null; goto Label_01CC; } fixed(IntPtr *ptrRef2 = structArray4) { ref byte pinned numRef; ref byte pinned numRef2; Label_01CC: outputBuffer.UnmanagedPointer = (void *)ptrRef2; structArray2[0].count = outSecBuffer.size; structArray2[0].type = outSecBuffer.type; if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0)) { structArray2[0].token = IntPtr.Zero; } else { structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset); } if (flag) { handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll); } switch (dll) { case SecurDll.SECURITY: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECURITY(); } if ((targetName == null) || (targetName.Length == 0)) { targetName = " "; } fixed(char *str = ((char *)targetName)) { char *chPtr = str; num = MustRunInitializeSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (targetName == " ") ? null : ((byte *)chPtr), inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } break; case SecurDll.SECUR32: break; case SecurDll.SCHANNEL: goto Label_0381; default: goto Label_0423; } if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECUR32(); } byte[] dummyBytes = SafeDeleteContext.dummyBytes; if ((targetName != null) && (targetName.Length != 0)) { dummyBytes = new byte[targetName.Length + 2]; Encoding.Default.GetBytes(targetName, 0, targetName.Length, dummyBytes, 0); } try { byte[] buffer5; if (((buffer5 = dummyBytes) == null) || (buffer5.Length == 0)) { numRef = null; } else { numRef = buffer5; } num = MustRunInitializeSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (dummyBytes == SafeDeleteContext.dummyBytes) ? null : numRef, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } finally { numRef = null; } Label_0381: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SCHANNEL(); } byte[] bytes = SafeDeleteContext.dummyBytes; if ((targetName != null) && (targetName.Length != 0)) { bytes = new byte[targetName.Length + 2]; Encoding.Default.GetBytes(targetName, 0, targetName.Length, bytes, 0); } try { byte[] buffer6; if (((buffer6 = bytes) == null) || (buffer6.Length == 0)) { numRef2 = null; } else { numRef2 = buffer6; } num = MustRunInitializeSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (bytes == SafeDeleteContext.dummyBytes) ? null : numRef2, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } finally { numRef2 = null; } Label_0423 :; throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll"); Label_044B: outSecBuffer.size = structArray2[0].count; outSecBuffer.type = structArray2[0].type; if (outSecBuffer.size > 0) { outSecBuffer.token = new byte[outSecBuffer.size]; Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size); return(num); } outSecBuffer.token = null; return(num); } } finally { ptrRef2 = null; } return(num); } }
internal static unsafe int InitializeSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, string targetName, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags) { if (inCredentials == null) { throw new ArgumentNullException("inCredentials"); } SecurityBufferDescriptor inputBuffer = null; if (inSecBuffer != null) { inputBuffer = new SecurityBufferDescriptor(1); } else if (inSecBuffers != null) { inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length); } SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1); bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero; int num = -1; SSPIHandle handle = new SSPIHandle(); if (refContext != null) { handle = refContext._handle; } GCHandle[] handleArray = null; GCHandle handle2 = new GCHandle(); SafeFreeContextBuffer handleTemplate = null; try { handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned); SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count]; try { SecurityBufferStruct[] structArray3; if (((structArray3 = structArray) == null) || (structArray3.Length == 0)) { ptrRef = null; goto Label_00A6; } fixed (IntPtr* ptrRef = structArray3) { Label_00A6: if (inputBuffer != null) { inputBuffer.UnmanagedPointer = (void*) ptrRef; handleArray = new GCHandle[inputBuffer.Count]; for (int i = 0; i < inputBuffer.Count; i++) { SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i]; if (buffer2 != null) { structArray[i].count = buffer2.size; structArray[i].type = buffer2.type; if (buffer2.unmanagedToken != null) { structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle(); } else if ((buffer2.token == null) || (buffer2.token.Length == 0)) { structArray[i].token = IntPtr.Zero; } else { handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned); structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset); } } } } SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1]; try { SecurityBufferStruct[] structArray4; if (((structArray4 = structArray2) == null) || (structArray4.Length == 0)) { ptrRef2 = null; goto Label_01CC; } fixed (IntPtr* ptrRef2 = structArray4) { ref byte pinned numRef; ref byte pinned numRef2; Label_01CC: outputBuffer.UnmanagedPointer = (void*) ptrRef2; structArray2[0].count = outSecBuffer.size; structArray2[0].type = outSecBuffer.type; if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0)) { structArray2[0].token = IntPtr.Zero; } else { structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset); } if (flag) { handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll); } switch (dll) { case SecurDll.SECURITY: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECURITY(); } if ((targetName == null) || (targetName.Length == 0)) { targetName = " "; } fixed (char* str = ((char*) targetName)) { char* chPtr = str; num = MustRunInitializeSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (targetName == " ") ? null : ((byte*) chPtr), inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } break; case SecurDll.SECUR32: break; case SecurDll.SCHANNEL: goto Label_0381; default: goto Label_0423; } if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECUR32(); } byte[] dummyBytes = SafeDeleteContext.dummyBytes; if ((targetName != null) && (targetName.Length != 0)) { dummyBytes = new byte[targetName.Length + 2]; Encoding.Default.GetBytes(targetName, 0, targetName.Length, dummyBytes, 0); } try { byte[] buffer5; if (((buffer5 = dummyBytes) == null) || (buffer5.Length == 0)) { numRef = null; } else { numRef = buffer5; } num = MustRunInitializeSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (dummyBytes == SafeDeleteContext.dummyBytes) ? null : numRef, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } finally { numRef = null; } Label_0381: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SCHANNEL(); } byte[] bytes = SafeDeleteContext.dummyBytes; if ((targetName != null) && (targetName.Length != 0)) { bytes = new byte[targetName.Length + 2]; Encoding.Default.GetBytes(targetName, 0, targetName.Length, bytes, 0); } try { byte[] buffer6; if (((buffer6 = bytes) == null) || (buffer6.Length == 0)) { numRef2 = null; } else { numRef2 = buffer6; } num = MustRunInitializeSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (bytes == SafeDeleteContext.dummyBytes) ? null : numRef2, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate); goto Label_044B; } finally { numRef2 = null; } Label_0423:; throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll"); Label_044B: outSecBuffer.size = structArray2[0].count; outSecBuffer.type = structArray2[0].type; if (outSecBuffer.size > 0) { outSecBuffer.token = new byte[outSecBuffer.size]; Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size); return num; } outSecBuffer.token = null; return num; } } finally { ptrRef2 = null; } return num; } }
internal static unsafe int AcceptSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags) { if (inCredentials == null) { throw new ArgumentNullException("inCredentials"); } SecurityBufferDescriptor inputBuffer = null; if (inSecBuffer != null) { inputBuffer = new SecurityBufferDescriptor(1); } else if (inSecBuffers != null) { inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length); } SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1); bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero; int num = -1; SSPIHandle handle = new SSPIHandle(); if (refContext != null) { handle = refContext._handle; } GCHandle[] handleArray = null; GCHandle handle2 = new GCHandle(); SafeFreeContextBuffer handleTemplate = null; try { handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned); SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count]; try { SecurityBufferStruct[] structArray3; if (((structArray3 = structArray) == null) || (structArray3.Length == 0)) { ptrRef = null; goto Label_00A5; } fixed(IntPtr *ptrRef = structArray3) { Label_00A5: if (inputBuffer != null) { inputBuffer.UnmanagedPointer = (void *)ptrRef; handleArray = new GCHandle[inputBuffer.Count]; for (int i = 0; i < inputBuffer.Count; i++) { SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i]; if (buffer2 != null) { structArray[i].count = buffer2.size; structArray[i].type = buffer2.type; if (buffer2.unmanagedToken != null) { structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle(); } else if ((buffer2.token == null) || (buffer2.token.Length == 0)) { structArray[i].token = IntPtr.Zero; } else { handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned); structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset); } } } } SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1]; try { SecurityBufferStruct[] structArray4; if (((structArray4 = structArray2) == null) || (structArray4.Length == 0)) { ptrRef2 = null; goto Label_01CB; } fixed(IntPtr *ptrRef2 = structArray4) { Label_01CB: outputBuffer.UnmanagedPointer = (void *)ptrRef2; structArray2[0].count = outSecBuffer.size; structArray2[0].type = outSecBuffer.type; if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0)) { structArray2[0].token = IntPtr.Zero; } else { structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset); } if (flag) { handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll); } switch (dll) { case SecurDll.SECURITY: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECURITY(); } num = MustRunAcceptSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; case SecurDll.SECUR32: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECUR32(); } num = MustRunAcceptSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; case SecurDll.SCHANNEL: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SCHANNEL(); } num = MustRunAcceptSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; default: throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll"); } outSecBuffer.size = structArray2[0].count; outSecBuffer.type = structArray2[0].type; if (outSecBuffer.size > 0) { outSecBuffer.token = new byte[outSecBuffer.size]; Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size); return(num); } outSecBuffer.token = null; return(num); } } finally { ptrRef2 = null; } return(num); } } finally { ptrRef = null; } } finally { if (handleArray != null) { for (int j = 0; j < handleArray.Length; j++) { if (handleArray[j].IsAllocated) { handleArray[j].Free(); } } } if (handle2.IsAllocated) { handle2.Free(); } if (handleTemplate != null) { handleTemplate.Close(); } } return(num); }
internal static unsafe int AcceptSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags) { if (inCredentials == null) { throw new ArgumentNullException("inCredentials"); } SecurityBufferDescriptor inputBuffer = null; if (inSecBuffer != null) { inputBuffer = new SecurityBufferDescriptor(1); } else if (inSecBuffers != null) { inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length); } SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1); bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero; int num = -1; SSPIHandle handle = new SSPIHandle(); if (refContext != null) { handle = refContext._handle; } GCHandle[] handleArray = null; GCHandle handle2 = new GCHandle(); SafeFreeContextBuffer handleTemplate = null; try { handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned); SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count]; try { SecurityBufferStruct[] structArray3; if (((structArray3 = structArray) == null) || (structArray3.Length == 0)) { ptrRef = null; goto Label_00A5; } fixed (IntPtr* ptrRef = structArray3) { Label_00A5: if (inputBuffer != null) { inputBuffer.UnmanagedPointer = (void*) ptrRef; handleArray = new GCHandle[inputBuffer.Count]; for (int i = 0; i < inputBuffer.Count; i++) { SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i]; if (buffer2 != null) { structArray[i].count = buffer2.size; structArray[i].type = buffer2.type; if (buffer2.unmanagedToken != null) { structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle(); } else if ((buffer2.token == null) || (buffer2.token.Length == 0)) { structArray[i].token = IntPtr.Zero; } else { handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned); structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset); } } } } SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1]; try { SecurityBufferStruct[] structArray4; if (((structArray4 = structArray2) == null) || (structArray4.Length == 0)) { ptrRef2 = null; goto Label_01CB; } fixed (IntPtr* ptrRef2 = structArray4) { Label_01CB: outputBuffer.UnmanagedPointer = (void*) ptrRef2; structArray2[0].count = outSecBuffer.size; structArray2[0].type = outSecBuffer.type; if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0)) { structArray2[0].token = IntPtr.Zero; } else { structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset); } if (flag) { handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll); } switch (dll) { case SecurDll.SECURITY: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECURITY(); } num = MustRunAcceptSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; case SecurDll.SECUR32: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SECUR32(); } num = MustRunAcceptSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; case SecurDll.SCHANNEL: if ((refContext == null) || refContext.IsInvalid) { refContext = new SafeDeleteContext_SCHANNEL(); } num = MustRunAcceptSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate); break; default: throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll"); } outSecBuffer.size = structArray2[0].count; outSecBuffer.type = structArray2[0].type; if (outSecBuffer.size > 0) { outSecBuffer.token = new byte[outSecBuffer.size]; Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size); return num; } outSecBuffer.token = null; return num; } } finally { ptrRef2 = null; } return num; } } finally { ptrRef = null; } } finally { if (handleArray != null) { for (int j = 0; j < handleArray.Length; j++) { if (handleArray[j].IsAllocated) { handleArray[j].Free(); } } } if (handle2.IsAllocated) { handle2.Free(); } if (handleTemplate != null) { handleTemplate.Close(); } } return num; }