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-rw-r--r--lang/cpp/src/data.h149
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diff --git a/lang/cpp/src/data.h b/lang/cpp/src/data.h
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-/*
- data.h - wraps a gpgme data object
- Copyright (C) 2003,2004 Klarälvdalens Datakonsult AB
-
- This file is part of GPGME++.
-
- GPGME++ is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- GPGME++ is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public License
- along with GPGME++; see the file COPYING.LIB. If not, write to the
- Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA.
-*/
-
-#ifndef __GPGMEPP_DATA_H__
-#define __GPGMEPP_DATA_H__
-
-#include "global.h"
-#include "key.h"
-
-#include <sys/types.h> // for size_t, off_t
-#include <cstdint> // unit64_t
-#include <cstdio> // FILE
-#include <algorithm>
-#include <memory>
-
-namespace GpgME
-{
-
-class DataProvider;
-class Error;
-
-class GPGMEPP_EXPORT Data
-{
- struct Null {
- Null() {}
- };
-public:
- /* implicit */ Data(const Null &);
- Data();
- explicit Data(gpgme_data_t data);
-
- // Memory-Based Data Buffers:
- Data(const char *buffer, size_t size, bool copy = true);
- explicit Data(const char *filename);
- Data(const char *filename, off_t offset, size_t length);
- Data(std::FILE *fp, off_t offset, size_t length);
- // File-Based Data Buffers:
- explicit Data(std::FILE *fp);
- explicit Data(int fd);
- // Callback-Based Data Buffers:
- explicit Data(DataProvider *provider);
-
- static const Null null;
-
- Data(const Data &other) = default;
- const Data &operator=(Data other)
- {
- swap(other);
- return *this;
- }
-
- void swap(Data &other)
- {
- using std::swap;
- swap(this->d, other.d);
- }
-
- bool isNull() const;
-
- enum Encoding {
- AutoEncoding,
- BinaryEncoding,
- Base64Encoding,
- ArmorEncoding,
- MimeEncoding,
- UrlEncoding,
- UrlEscEncoding,
- Url0Encoding,
- };
- Encoding encoding() const;
- Error setEncoding(Encoding encoding);
-
- enum Type {
- Invalid,
- Unknown,
- PGPSigned,
- PGPOther,
- PGPKey,
- CMSSigned,
- CMSEncrypted,
- CMSOther,
- X509Cert,
- PKCS12,
- PGPEncrypted,
- PGPSignature,
- };
- Type type() const;
-
- char *fileName() const;
- Error setFileName(const char *name);
- Error setFileName(const std::string &name);
-
- ssize_t read(void *buffer, size_t length);
- ssize_t write(const void *buffer, size_t length);
- off_t seek(off_t offset, int whence);
-
- /* Convenience function to do a seek (0, SEEK_SET). */
- Error rewind();
-
- /** Try to parse the data to a key object using the
- * Protocol proto. Returns an empty list on error.*/
- std::vector<Key> toKeys(const Protocol proto = Protocol::OpenPGP) const;
-
- /** Return a copy of the data as std::string. Sets seek pos to 0 */
- std::string toString();
-
- /** See gpgme_data_set_flag */
- Error setFlag(const char *name, const char *value);
-
- /** Set a size hint for this data e.g. for progress calculations. */
- Error setSizeHint(uint64_t size);
-
- class Private;
- Private *impl()
- {
- return d.get();
- }
- const Private *impl() const
- {
- return d.get();
- }
-private:
- std::shared_ptr<Private> d;
-};
-
-}
-
-GPGMEPP_MAKE_STD_SWAP_SPECIALIZATION(Data)
-
-#endif // __GPGMEPP_DATA_H__