77 lines
3.7 KiB
C#
77 lines
3.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.ConstrainedExecution;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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using NSspi.Credentials;
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namespace NSspi
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{
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public static class CredentialNativeMethods
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{
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/*
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SECURITY_STATUS SEC_Entry AcquireCredentialsHandle(
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_In_ SEC_CHAR *pszPrincipal, // [in] name of principal. NULL = principal of current security context
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_In_ SEC_CHAR *pszPackage, // [in] name of security package - "Kerberos", "Negotiate", "NTLM", etc
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_In_ ULONG fCredentialUse, // [in] flags indicating use.
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_In_ PLUID pvLogonID, // [in] pointer to logon identifier. NULL = we're not specifying the id of another logon session
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_In_ PVOID pAuthData, // [in] package-specific data. NULL = default credentials for security package
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_In_ SEC_GET_KEY_FN pGetKeyFn, // [in] pointer to GetKey function. NULL = we're not using a callback to retrieve the credentials
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_In_ PVOID pvGetKeyArgument, // [in] value to pass to GetKey
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_Out_ PCredHandle phCredential, // [out] credential handle (this must be already allocated)
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_Out_ PTimeStamp ptsExpiry // [out] lifetime of the returned credentials
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);
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SECURITY_STATUS SEC_Entry FreeCredentialsHandle(
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_In_ PCredHandle phCredential
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);
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SECURITY_STATUS SEC_Entry QueryCredentialsAttributes(
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_In_ PCredHandle phCredential,
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_In_ ULONG ulAttribute,
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_Out_ PVOID pBuffer
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);
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*/
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[ReliabilityContract( Consistency.WillNotCorruptState, Cer.MayFail)]
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[DllImport( "Secur32.dll", EntryPoint = "AcquireCredentialsHandle", CharSet = CharSet.Unicode )]
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public static extern SecurityStatus AcquireCredentialsHandle(
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string principleName,
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string packageName,
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CredentialUse credentialUse,
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IntPtr loginId,
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IntPtr packageData,
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IntPtr getKeyFunc,
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IntPtr getKeyData,
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ref RawSspiHandle credentialHandle,
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ref long expiry
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);
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[ReliabilityContract( Consistency.WillNotCorruptState, Cer.Success )]
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[DllImport( "Secur32.dll", EntryPoint = "FreeCredentialsHandle", CharSet = CharSet.Unicode )]
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public static extern SecurityStatus FreeCredentialsHandle(
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ref RawSspiHandle credentialHandle
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);
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/// <summary>
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/// The overload of the QueryCredentialsAttribute method that is used for querying the name attribute.
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/// In this call, it takes a void* to a structure that contains a wide char pointer. The wide character
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/// pointer is allocated by the SSPI api, and thus needs to be released by a call to FreeContextBuffer().
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/// </summary>
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/// <param name="credentialHandle"></param>
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/// <param name="attributeName"></param>
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/// <param name="name"></param>
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/// <returns></returns>
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[ReliabilityContract( Consistency.WillNotCorruptState, Cer.Success )]
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[DllImport( "Secur32.dll", EntryPoint = "QueryCredentialsAttributes", CharSet = CharSet.Unicode )]
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public static extern SecurityStatus QueryCredentialsAttribute_Name(
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ref RawSspiHandle credentialHandle,
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CredentialQueryAttrib attributeName,
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ref QueryNameAttribCarrier name
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);
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}
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}
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