Enhanced Storage Properties
The following Windows Portable Device Enhanced Storage properties are utilized by the Enhanced Storage Portable Device Commands through the IEnhancedStorageSilo::SendCommand method.
| WPD Enhanced Storage Properties | Variable Type | Description |
|---|---|---|
| ENHANCED_STORAGE_PROPERTY_AUTHENTICATION_STATE |
VT_UI4 | Authentication status of the Enhanced Storage Silo. |
| ENHANCED_STORAGE_PROPERTY_IS_AUTHENTICATION_SILO |
VT_BOOL | VARIANT_TRUE if an Authentication Silo; otherwise, VARIANT_FALSE. |
| Password Silo Properties | Variable Types | Description |
| ENHANCED_STORAGE_PROPERTY_MAX_AUTH_FAILURES |
VT_UI4 | Maximum number of allowed password authentication failures. |
| ENHANCED_STORAGE_PROPERTY_PASSWORD |
VT_VECTOR | VT_UI1 | The password to send or set. |
| ENHANCED_STORAGE_PROPERTY_PASSWORD_INDICATOR |
VT_UI4 | Non-zero identifies it as a User password; 0 as Admin. |
| ENHANCED_STORAGE_PROPERTY_NEW_PASSWORD_INDICATOR |
VT_UI4 | Non-zero identifies it as a User password; 0 as Admin. |
| ENHANCED_STORAGE_PROPERTY_NEW_PASSWORD |
VT_VECTOR | VT_UI1 | The new password. This property is used to reset a password. |
| ENHANCED_STORAGE_PROPERTY_USER_HINT |
VT_LPWSTR | The User password 'hint'. |
| ENHANCED_STORAGE_PROPERTY_USER_NAME |
VT_LPWSTR | The 'friendly' User name. |
| ENHANCED_STORAGE_PROPERTY_ADMIN_HINT |
VT_LPWSTR | The Admin password 'hint'. |
| ENHANCED_STORAGE_PROPERTY_SILO_NAME |
VT_LPWSTR | The 'friendly' Silo name. |
| ENHANCED_STORAGE_PROPERTY_SILO_FRIENDLYNAME_SPECIFIED |
VT_UI4 | Non-zero if a 'friendly' silo name is provided; otherwise, 0. |
| ENHANCED_STORAGE_PROPERTY_PASSWORD_SILO_INFO |
VT_VECTOR | VT_UI1 | An ENHANCED_STORAGE_PASSWORD_SILO_INFORMATION structure containing specific requirements and configuration information for the password silo. |
| ENHANCED_STORAGE_PROPERTY_SECURITY_IDENTIFIER |
VT_VECTOR | VT_UI1 | The security identifier for the device. |
| ENHANCED_STORAGE_PROPERTY_QUERY_SILO_TYPE |
VT_UI4 | The Query Silo type. For possible values, see PDO_TYPE. |
| ENHANCED_STORAGE_PROPERTY_QUERY_SILO_RESULTS |
VT_VECTOR | VT_UI1 | Query silo properties result returned as an ENUM_PDO_RESULTS structure. |
| Certificate Silo Properties | Variable Types | Description |
| ENHANCED_STORAGE_PROPERTY_MAX_CERTIFICATE_COUNT |
VT_UI4 | The maximum number of allowed certificate slots on the device. |
| ENHANCED_STORAGE_PROPERTY_STORED_CERTIFICATE_COUNT |
VT_UI4 | The number of certificate slots in use on the device. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_INDEX |
VT_UI4 | An index of certificate slots on the device. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_TYPE |
VT_UI4 | The type of certificate. For possible values, see the CERT_TYPE documentation. |
| ENHANCED_STORAGE_PROPERTY_VALIDATION_POLICY |
VT_UI4 | The validation policy for the certificate. For possible values, see the CERT_VALIDATION_POLICY documentation. |
| ENHANCED_STORAGE_PROPERTY_NEXT_CERTIFICATE_INDEX |
VT_UI4 | The indexed location of the next valid certificate. |
| ENHANCED_STORAGE_PROPERTY_NEXT_CERTIFICATE_OF_TYPE_INDEX |
VT_UI4 | The indexed location of the next valid certificate of the same type. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_LENGTH |
VT_UI4 | Length, in bytes, of the certificate. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE |
VT_VECTOR | VT_UI1 | The certificate buffer in X.509 format. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_REQUEST |
VT_VECTOR | VT_UI1 | The certificate request buffer in PKCS 10 format. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_CAPABILITY_TYPE |
VT_UI4 | Silo capability type. For possible values, see CERT_CAPABILITY. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_SILO_CAPABILITY |
VT_VECTOR | VT_UI1 | The "raw" capability data returned from the silo. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_SILO_CAPABILITIES |
VT_UNKNOWN | The certificate silo capabilities returned in a property collection. For possible values, see CERT_CAPABILITY and refer to the Silo Capability properties documented below. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_ACT_FRIENDLY_NAME |
VT_LPWSTR | The "friendly" name of the ACT associated with the certificate silo. |
| ENHANCED_STORAGE_PROPERTY_CERTIFICATE_SILO_GUID |
VT_LPWSTR | The GUID associated with the certificate silo. |
| ENHANCED_STORAGE_PROPERTY_SIGNER_CERTIFICATE_INDEX |
VT_UI4 | The index for the signer certificate slot on the device. |
| Silo Capability Properties | Variable Type | Description |
| ENHANCED_STORAGE_CAPABILITY_HASH_ALGS |
VT_LPWSTR | Semi-colon delimited string of hash algorithm identifiers. |
| ENHANCED_STORAGE_CAPABILITY_ASYMMETRIC_KEY_CRYPTOGRAPHY |
VT_LPWSTR | Semi-colon delimited string of asymmetric key cryptography identifiers. |
| ENHANCED_STORAGE_CAPABILITY_SIGNING_ALGS |
VT_LPWSTR | Semi-colon delimited string of signing algorithm identifiers. |
| ENHANCED_STORAGE_CAPABILITY_RENDER_USER_DATA_UNUSABLE |
VT_BOOL | VARIANT_TRUE if the silo is capable of rendering User data unreadable; otherwise, VARIANT_FALSE. |
| ENHANCED_STORAGE_CAPABILITY_CERTIFICATE_EXTENSION_PARSING |
VT_BOOL | VARIANT_TRUE if certificate extension fields are supported; otherwise, VARIANT_FALSE. |