SspiGetCredUIContext function
Retrieves context information from a credential provider.
Syntax
SECURITY_STATUS SspiGetCredUIContext( _In_ HANDLE ContextHandle, _In_ GUID *CredType, _In_ LUID *LogonId, _Out_ PSEC_WINNT_CREDUI_CONTEXT_VECTOR *CredUIContexts, _Out_ HANDLE *TokenHandle );
Parameters
- ContextHandle [in]
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A pointer to a SEC_WINNT_CREDUI_CONTEXT structure retrieved during a previous call to the SspiUnmarshalCredUIContext function.
- CredType [in]
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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).
- LogonId [in]
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The logon ID associated with the credential specified by the ContextHandle parameter.
The caller must be running as LocalSystem to specify a logon ID.
- CredUIContexts [out]
-
A pointer to a SEC_WINNT_CREDUI_CONTEXT_VECTOR structure that specifies the offset and size of the data in the structure specified by the ContextHandle parameter.
- TokenHandle [out]
-
A handle to the specified user's token.
Return value
If the function succeeds, it returns SEC_E_OK.
If the function fails, it returns a nonzero error code.
Requirements
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Minimum supported client |
Windows 7 [desktop apps only] |
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Minimum supported server |
Windows Server 2008 R2 [desktop apps only] |
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Header |
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Library |
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DLL |
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