Package com.sun.jna.platform.win32

Klasse Crypt32Util

java.lang.Object

com.sun.jna.platform.win32.Crypt32Util

public abstract class Crypt32Util
extends Object

Crypt32 utility API.

Autor:

dblock[at]dblock.org

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
Crypt32Util()

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
static String	CertNameToStr(int dwCertEncodingType, int dwStrType, WinCrypt.DATA_BLOB pName)	Utility method to call to Crypt32's CertNameToStr that allocates the assigns the required memory for the psz parameter based on the type mapping used, calls to CertNameToStr, and returns the received string.
static byte[]	cryptProtectData(byte[] data)	Protect a blob of data.
static byte[]	cryptProtectData(byte[] data, byte[] entropy, int flags, String description, WinCrypt.CRYPTPROTECT_PROMPTSTRUCT prompt)	Protect a blob of data.
static byte[]	cryptProtectData(byte[] data, int flags)	Protect a blob of data with optional flags.
static byte[]	cryptUnprotectData(byte[] data)	Unprotect a blob of data.
static byte[]	cryptUnprotectData(byte[] data, byte[] entropy, int flags, WinCrypt.CRYPTPROTECT_PROMPTSTRUCT prompt)	Unprotect a blob of data.
static byte[]	cryptUnprotectData(byte[] data, int flags)	Unprotect a blob of data.

Von Klasse geerbte Methoden java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Konstruktordetails

Crypt32Util

public Crypt32Util()

Methodendetails

cryptProtectData

public static byte[] cryptProtectData(byte[] data)

Protect a blob of data.

Parameter:

data - Data to protect.

Gibt zurück:

Protected data.

cryptProtectData

public static byte[] cryptProtectData(byte[] data,
 int flags)

Protect a blob of data with optional flags.

Parameter:

data - Data to protect.

flags - Optional flags, eg. CRYPTPROTECT_LOCAL_MACHINE | CRYPTPROTECT_UI_FORBIDDEN.

Gibt zurück:

Protected data.

cryptProtectData

public static byte[] cryptProtectData(byte[] data,
 byte[] entropy,
 int flags,
 String description,
 WinCrypt.CRYPTPROTECT_PROMPTSTRUCT prompt)

Protect a blob of data.

Parameter:

data - Data to protect.

entropy - Optional entropy.

flags - Optional flags.

description - Optional description.

prompt - Prompt structure.

Gibt zurück:

Protected bytes.

cryptUnprotectData

public static byte[] cryptUnprotectData(byte[] data)

Unprotect a blob of data.

Parameter:

data - Data to unprotect.

Gibt zurück:

Unprotected blob of data.

cryptUnprotectData

public static byte[] cryptUnprotectData(byte[] data,
 int flags)

Unprotect a blob of data.

Parameter:

data - Data to unprotect.

flags - Optional flags, eg. CRYPTPROTECT_UI_FORBIDDEN.

Gibt zurück:

Unprotected blob of data.

cryptUnprotectData

public static byte[] cryptUnprotectData(byte[] data,
 byte[] entropy,
 int flags,
 WinCrypt.CRYPTPROTECT_PROMPTSTRUCT prompt)

Unprotect a blob of data.

Parameter:

data - Data to unprotect.

entropy - Optional entropy.

flags - Optional flags.

prompt - Optional prompt structure.

Gibt zurück:

Unprotected blob of data.

CertNameToStr

public static String CertNameToStr(int dwCertEncodingType,
 int dwStrType,
 WinCrypt.DATA_BLOB pName)

Utility method to call to Crypt32's CertNameToStr that allocates the assigns the required memory for the psz parameter based on the type mapping used, calls to CertNameToStr, and returns the received string.

Parameter:

dwCertEncodingType - The certificate encoding type that was used to encode the name. The message encoding type identifier, contained in the high WORD of this value, is ignored by this function.

dwStrType - This parameter specifies the format of the output string. This parameter also specifies other options for the contents of the string.

pName - A pointer to the CERT_NAME_BLOB structure to be converted.

Gibt zurück:

Returns the retrieved string.