xmlsecurity/inc/pdfsignaturehelper.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  */
  10
  11 #pragma once
  12
  13 #include "xmlsecuritydllapi.h"
  14
  15 #include <svl/sigstruct.hxx>
  16
  17 namespace com::sun::star
  18 {
  19 namespace frame
  20 {
  21 class XModel;
  22 }
  23 namespace io
  24 {
  25 class XInputStream;
  26 }
  27 namespace security
  28 {
  29 class XCertificate;
  30 }
  31 namespace security
  32 {
  33 struct DocumentSignatureInformation;
  34 }
  35 namespace xml::crypto
  36 {
  37 class XSecurityEnvironment;
  38 }
  39 }
  40 class SvStream;
  41
  42 /// Handles signatures of a PDF file.
  43 class XMLSECURITY_DLLPUBLIC PDFSignatureHelper
  44 {
  45     SignatureInformations m_aSignatureInfos;
  46
  47     css::uno::Reference<css::security::XCertificate> m_xCertificate;
  48     OUString m_aDescription;
  49
  50 public:
  51     PDFSignatureHelper();
  52     bool ReadAndVerifySignature(const css::uno::Reference<css::io::XInputStream>& xInputStream);
  53     bool ReadAndVerifySignatureSvStream(SvStream& rStream);
  54     css::uno::Sequence<css::security::DocumentSignatureInformation>
  55     GetDocumentSignatureInformations(
  56         const css::uno::Reference<css::xml::crypto::XSecurityEnvironment>& xSecEnv) const;
  57     SignatureInformations const& GetSignatureInformations() const;
  58
  59     /// Return the ID of the next created signature.
  60     sal_Int32 GetNewSecurityId() const;
  61     /// Certificate to be used next time signing is performed.
  62     void SetX509Certificate(const css::uno::Reference<css::security::XCertificate>& xCertificate);
  63     /// Comment / reason to be used next time signing is performed.
  64     void SetDescription(const OUString& rDescription);
  65     /// Append a new signature at the end of xInputStream.
  66     bool Sign(const css::uno::Reference<css::frame::XModel>& xModel,
  67               const css::uno::Reference<css::io::XInputStream>& xInputStream, bool bAdES);
  68     /// Remove the signature at nPosition (and all dependent signatures) from xInputStream.
  69     static bool RemoveSignature(const css::uno::Reference<css::io::XInputStream>& xInputStream,
  70                                 sal_uInt16 nPosition);
  71 };
  72
  73 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */