public class StandardHandlerUsingAes128 extends StandardHandlerUsingStandard128
arcfour, documentId, keyLength, metadataPad, pad
permissions, PERMS_MASK_1_FOR_REVISION_2, PERMS_MASK_1_FOR_REVISION_3_OR_GREATER, PERMS_MASK_2, usedOwnerPassword
extra, md5, mkey, nextObjectKey, nextObjectKeySize
Constructor and Description |
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StandardHandlerUsingAes128(PdfDictionary encryptionDictionary, byte[] password, byte[] documentId, boolean encryptMetadata) |
StandardHandlerUsingAes128(PdfDictionary encryptionDictionary, byte[] userPassword, byte[] ownerPassword, int permissions, boolean encryptMetadata, boolean embeddedFilesOnly, byte[] documentId) |
Modifier and Type | Method and Description |
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IDecryptor |
getDecryptor() |
OutputStreamEncryption |
getEncryptionStream(OutputStream os) |
void |
setHashKeyForNextObject(int objNumber, int objGeneration)
Note: For most of the supported security handlers algorithm to calculate encryption key for particular object is the same.
|
protected void |
setSpecificHandlerDicEntries(PdfDictionary encryptionDictionary, boolean encryptMetadata, boolean embeddedFilesOnly) |
calculatePermissions, computeGlobalEncryptionKey, computeOwnerKey, computeUserKey, isValidPassword
computeUserPassword
equalsArray, generateOwnerPasswordIfNullOrEmpty, getIsoBytes, getPermissions, isUsedOwnerPassword, setStandardHandlerDicEntries
public StandardHandlerUsingAes128(PdfDictionary encryptionDictionary, byte[] userPassword, byte[] ownerPassword, int permissions, boolean encryptMetadata, boolean embeddedFilesOnly, byte[] documentId)
public StandardHandlerUsingAes128(PdfDictionary encryptionDictionary, byte[] password, byte[] documentId, boolean encryptMetadata)
public OutputStreamEncryption getEncryptionStream(OutputStream os)
getEncryptionStream
in class StandardHandlerUsingStandard40
public IDecryptor getDecryptor()
getDecryptor
in class StandardHandlerUsingStandard40
public void setHashKeyForNextObject(int objNumber, int objGeneration)
SecurityHandler
setHashKeyForNextObject
in class SecurityHandler
protected void setSpecificHandlerDicEntries(PdfDictionary encryptionDictionary, boolean encryptMetadata, boolean embeddedFilesOnly)
setSpecificHandlerDicEntries
in class StandardHandlerUsingStandard128
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