public PdfWriter(Stream os, WriterProperties properties)
: base(FileUtil.WrapWithBufferedOutputStream(os))
{
// For internal usage only
//forewarned is forearmed
this.properties = properties;
EncryptionProperties encryptProps = properties.encryptionProperties;
if (properties.IsStandardEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.userPassword, encryptProps.ownerPassword, encryptProps.standardEncryptPermissions
, encryptProps.encryptionAlgorithm, PdfEncryption.GenerateNewDocumentId());
}
else
{
if (properties.IsPublicKeyEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.publicCertificates, encryptProps.publicKeyEncryptPermissions, encryptProps
.encryptionAlgorithm);
}
}
if (properties.debugMode)
{
SetDebugMode();
}
}
protected internal virtual void InitCryptoIfSpecified(PdfVersion version)
{
EncryptionProperties encryptProps = properties.encryptionProperties;
if (properties.IsStandardEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.userPassword, encryptProps.ownerPassword, encryptProps.standardEncryptPermissions
, encryptProps.encryptionAlgorithm, PdfEncryption.GenerateNewDocumentId(), version);
}
else
{
if (properties.IsPublicKeyEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.publicCertificates, encryptProps.publicKeyEncryptPermissions, encryptProps
.encryptionAlgorithm, version);
}
}
}
protected internal virtual void InitCryptoIfSpecified(PdfVersion version)
{
EncryptionProperties encryptProps = properties.encryptionProperties;
if (properties.IsStandardEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.userPassword, encryptProps.ownerPassword, encryptProps.standardEncryptPermissions
, encryptProps.encryptionAlgorithm, ByteUtils.GetIsoBytes(this.document.GetOriginalDocumentId().GetValue
()), version);
}
else
{
if (properties.IsPublicKeyEncryptionUsed())
{
crypto = new PdfEncryption(encryptProps.publicCertificates, encryptProps.publicKeyEncryptPermissions, encryptProps
.encryptionAlgorithm, version);
}
}
}