Edit

SpUpdateCredentialsFn callback function (ntsecpkg.h)

  • Article

Updates the credentials associated with the specified context.

Syntax

SpUpdateCredentialsFn Spupdatecredentialsfn;

NTSTATUS Spupdatecredentialsfn(
  [in] LSA_SEC_HANDLE ContextHandle,
  [in] GUID *CredType,
  [in] ULONG FlatCredUIContextLength,
       PUCHAR FlatCredUIContext
)
{...}

Parameters

[in] ContextHandle

A handle to the context to update.

[in] CredType

The type of credential specified by the ContextHandle parameter. This can be one of the following values.

Value Meaning
SEC_WINNT_AUTH_DATA_TYPE_PASSWORD
0x28bfc32f, 0x10f6, 0x4738, 0x98, 0xd1, 0x1a, 0xc0, 0x61, 0xdf, 0x71, 0x6a
 The credential is a password.
SEC_WINNT_AUTH_DATA_TYPE_CERT
0x235f69ad, 0x73fb, 0x4dbc, 0x82, 0x3, 0x6, 0x29, 0xe7, 0x39, 0x33, 0x9b
 The credential is a certificate.
SEC_WINNT_AUTH_DATA_TYPE_CSP_DATA
0x68fd9879, 0x79c, 0x4dfe, 0x82, 0x81, 0x57, 0x8a, 0xad, 0xc1, 0xc1, 0x0
 The credential is authentication data from a cryptographic service provider (CSP).

[in] FlatCredUIContextLength

The size, in characters, of the buffer specified by the FlatCredUIContext parameter.

FlatCredUIContext

A string that specifies the updated credentials.

Return value

If the function succeeds, return STATUS_SUCCESS, or an informational status code.

If the function fails, return an NTSTATUS error code that indicates the reason it failed. For more information, see Remarks.

Remarks

A pointer to the SpUpdateCredentialsFn function is available in the SECPKG_FUNCTION_TABLE structure received from the SpLsaModeInitialize function.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Target Platform Windows
Header ntsecpkg.h