DigitalSignatureUtil.h

// Copyright 2001-2021 Aspose Pty Ltd. All Rights Reserved.
//
// This file is part of Aspose.Words. The source code in this file
// is only intended as a supplement to the documentation, and is provided
// "as is", without warranty of any kind, either expressed or implied.
#pragma once
 
#include <system/string.h>
#include <cstdint>
 
#include <Aspose.Words.Cpp/aspose_words_api_defs.h>
 
namespace Aspose { namespace Words { namespace RW { namespace Docx { namespace Reader { class OpenXmlDocumentReader; } } } } }
namespace Aspose { namespace Words { namespace RW { namespace OfficeCrypto { class XmlDsigSignerMsFormatBase; } } } }
namespace Aspose { namespace Words { namespace RW { namespace OfficeCrypto { class XmlDsigSignerOdt; } } } }
namespace Aspose { namespace Words { namespace RW { namespace OfficeCrypto { class Reference; } } } }
namespace System { namespace IO { class Stream; } }
namespace Aspose { namespace Words { namespace DigitalSignatures { class CertificateHolder; } } }
namespace Aspose { namespace Words { namespace DigitalSignatures { class SignOptions; } } }
namespace Aspose { namespace Words { namespace DigitalSignatures { class DigitalSignatureCollection; } } }
namespace System { namespace IO { class MemoryStream; } }
namespace Aspose { namespace Ss { class FileSystem; } }
namespace Aspose { namespace Crypto { enum class DigestAlgorithm; } }
namespace Aspose { namespace Crypto { enum class CryptoAlgorithm : uint8_t; } }
namespace Aspose { namespace Words { namespace DigitalSignatures { class DigitalSignature; } } }
 
namespace Aspose {
 
namespace Words {
 
namespace DigitalSignatures {
 
class ASPOSE_WORDS_SHARED_CLASS DigitalSignatureUtil
{
    typedef DigitalSignatureUtil ThisType;
 
    friend class Aspose::Words::RW::Docx::Reader::OpenXmlDocumentReader;
    friend class Aspose::Words::RW::OfficeCrypto::XmlDsigSignerMsFormatBase;
    friend class Aspose::Words::RW::OfficeCrypto::XmlDsigSignerOdt;
    friend class Aspose::Words::RW::OfficeCrypto::Reference;
 
public:
 
    static ASPOSE_WORDS_SHARED_API void Sign(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certHolder, System::SharedPtr<Aspose::Words::DigitalSignatures::SignOptions> signOptions);
 
    static ASPOSE_WORDS_SHARED_API void Sign(System::String srcFileName, System::String dstFileName, System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certHolder, System::SharedPtr<Aspose::Words::DigitalSignatures::SignOptions> signOptions);
 
    static ASPOSE_WORDS_SHARED_API void Sign(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certHolder);
 
    static ASPOSE_WORDS_SHARED_API void Sign(System::String srcFileName, System::String dstFileName, System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certHolder);
 
    static ASPOSE_WORDS_SHARED_API void RemoveAllSignatures(System::String srcFileName, System::String dstFileName);
 
    static ASPOSE_WORDS_SHARED_API void RemoveAllSignatures(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream);
 
    static ASPOSE_WORDS_SHARED_API System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignatureCollection> LoadSignatures(System::String fileName);
 
    static ASPOSE_WORDS_SHARED_API System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignatureCollection> LoadSignatures(System::SharedPtr<System::IO::Stream> stream);
 
protected:
 
    static System::SharedPtr<System::IO::MemoryStream> DecryptFileSystem(System::SharedPtr<Aspose::Ss::FileSystem> fileSystem, System::String password);
    static System::String GetDigestMethod(Aspose::Crypto::DigestAlgorithm digestAlgorithm);
    static System::String GetDigestMethod(Aspose::Crypto::CryptoAlgorithm cryptoAlgorithm);
 
private:
 
    static const System::String& NotSupportedByFileFormat();
    static void SignStreams(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::CertificateHolder> certHolder, System::SharedPtr<Aspose::Words::DigitalSignatures::SignOptions> signOptions);
    static void SignOpcPackage(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignature> signature, bool isXps);
    static void SignOdtPackage(System::SharedPtr<System::IO::Stream> srcStream, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignature> signature);
    static void SignEncryptedOpcPackage(System::SharedPtr<Aspose::Ss::FileSystem> srcDocFileSystem, System::SharedPtr<System::IO::Stream> dstStream, System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignature> signature, System::String srcPassword);
    static System::SharedPtr<Aspose::Words::DigitalSignatures::DigitalSignatureCollection> LoadFromXps(System::SharedPtr<System::IO::Stream> stream);
 
public:
    DigitalSignatureUtil() = delete;
};
 
}
}
}