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Diffstat (limited to 'libtdenetwork/gpgmepp/context.h')
| -rw-r--r-- | libtdenetwork/gpgmepp/context.h | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/libtdenetwork/gpgmepp/context.h b/libtdenetwork/gpgmepp/context.h new file mode 100644 index 00000000..054f8bee --- /dev/null +++ b/libtdenetwork/gpgmepp/context.h @@ -0,0 +1,328 @@ +/* context.h - wraps a gpgme key context + Copyright (C) 2003 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 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GPGME++; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ + +// -*- c++ -*- +#ifndef __GPGMEPP_CONTEXT_H__ +#define __GPGMEPP_CONTEXT_H__ + +#include <gpgmepp/gpgmefw.h> + +#include <vector> +#include <utility> +#include <iosfwd> + +#include <tdepimmacros.h> + +namespace GpgME { + + class Key; + class Data; + class TrustItem; + class ProgressProvider; + class PassphraseProvider; + class EventLoopInteractor; + + class KeyListResult; + class KeyGenerationResult; + class ImportResult; + class DecryptionResult; + class VerificationResult; + class SigningResult; + class EncryptionResult; + + class EngineInfo; + + class KDE_EXPORT Error { + public: + Error( int e=0 ) : mErr( e ) {} + + const char * source() const; + const char * asString() const; + + int code() const; + int sourceID() const; + + bool isCanceled() const; + + operator int() const { return mErr; } + operator bool() const { return mErr && !isCanceled(); } + private: + int mErr; + }; + + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Error err ); + + class KDE_EXPORT Context { + Context( gpgme_ctx_t ); + public: + enum Protocol { OpenPGP, CMS, Unknown }; + + // + // Creation and destruction: + // + + static Context * createForProtocol( Protocol proto ); + virtual ~Context(); + + // + // Context Attributes + // + + Protocol protocol() const; + + void setArmor( bool useArmor ); + bool armor() const; + + void setTextMode( bool useTextMode ); + bool textMode() const; + + enum CertificateInclusion { + DefaultCertificates = -256, + AllCertificatesExceptRoot = -2, + AllCertificates = -1, + NoCertificates = 0, + OnlySenderCertificate = 1 + }; + void setIncludeCertificates( int which ); + int includeCertificates() const; + + enum KeyListMode { + Local = 0x1, + Extern = 0x2, + Signatures = 0x4, + Validate = 0x10 + }; + void setKeyListMode( unsigned int keyListMode ); + void addKeyListMode( unsigned int keyListMode ); + unsigned int keyListMode() const; + + void setPassphraseProvider( PassphraseProvider * provider ); + PassphraseProvider * passphraseProvider() const; + + void setProgressProvider( ProgressProvider * provider ); + ProgressProvider * progressProvider() const; + + void setManagedByEventLoopInteractor( bool managed ); + bool managedByEventLoopInteractor() const; + + GpgME::Error setLocale( int category, const char * value ); + + private: + friend class EventLoopInteractor; + void installIOCallbacks( gpgme_io_cbs * iocbs ); + void uninstallIOCallbacks(); + + public: + // + // + // Key Management + // + // + + // + // Key Listing + // + + GpgME::Error startKeyListing( const char * pattern=0, bool secretOnly=false ); + GpgME::Error startKeyListing( const char * patterns[], bool secretOnly=false ); + + Key nextKey( GpgME::Error & e ); + + KeyListResult endKeyListing(); + KeyListResult keyListResult() const; + + Key key( const char * fingerprint, GpgME::Error & e, bool secret=false ); + + // + // Key Generation + // + + KeyGenerationResult generateKey( const char * parameters, Data & pubKey ); + GpgME::Error startKeyGeneration( const char * parameters, Data & pubkey ); + KeyGenerationResult keyGenerationResult() const; + + // + // Key Export + // + + GpgME::Error exportPublicKeys( const char * pattern, Data & keyData ); + GpgME::Error exportPublicKeys( const char * pattern[], Data & keyData ); + GpgME::Error startPublicKeyExport( const char * pattern, Data & keyData ); + GpgME::Error startPublicKeyExport( const char * pattern[], Data & keyData ); + + // + // Key Import + // + + ImportResult importKeys( const Data & data ); + GpgME::Error startKeyImport( const Data & data ); + ImportResult importResult() const; + + // + // Key Deletion + // + + GpgME::Error deleteKey( const Key & key, bool allowSecretKeyDeletion=false ); + GpgME::Error startKeyDeletion( const Key & key, bool allowSecretKeyDeletion=false ); + + // + // Trust Item Management + // + + GpgME::Error startTrustItemListing( const char * pattern, int maxLevel ); + TrustItem nextTrustItem( GpgME::Error & e ); + GpgME::Error endTrustItemListing(); + + // + // + // Crypto Operations + // + // + + // + // Decryption + // + + DecryptionResult decrypt( const Data & cipherText, Data & plainText ); + GpgME::Error startDecryption( const Data & cipherText, Data & plainText ); + DecryptionResult decryptionResult() const; + + // + // Signature Verification + // + + VerificationResult verifyDetachedSignature( const Data & signature, const Data & signedText ); + VerificationResult verifyOpaqueSignature( const Data & signedData, Data & plainText ); + GpgME::Error startDetachedSignatureVerification( const Data & signature, const Data & signedText ); + GpgME::Error startOpaqueSignatureVerification( const Data & signedData, Data & plainText ); + VerificationResult verificationResult() const; + + // + // Combined Decryption and Signature Verification + // + + std::pair<DecryptionResult,VerificationResult> decryptAndVerify( const Data & cipherText, Data & plainText ); + GpgME::Error startCombinedDecryptionAndVerification( const Data & cipherText, Data & plainText ); + // use verificationResult() and decryptionResult() to retrieve the result objects... + + // + // Signing + // + + void clearSigningKeys(); + GpgME::Error addSigningKey( const Key & signer ); + Key signingKey( unsigned int index ) const; + + enum SignatureMode { Normal, Detached, Clearsigned }; + SigningResult sign( const Data & plainText, Data & signature, SignatureMode mode ); + GpgME::Error startSigning( const Data & plainText, Data & signature, SignatureMode mode ); + SigningResult signingResult() const; + + // + // Encryption + // + + enum EncryptionFlags { None=0, AlwaysTrust=1 }; + EncryptionResult encrypt( const std::vector<Key> & recipients, const Data & plainText, Data & cipherText, EncryptionFlags flags ); + GpgME::Error encryptSymmetrically( const Data & plainText, Data & cipherText ); + GpgME::Error startEncryption( const std::vector<Key> & recipients, const Data & plainText, Data & cipherText, EncryptionFlags flags ); + EncryptionResult encryptionResult() const; + + // + // Combined Signing and Encryption + // + + std::pair<SigningResult,EncryptionResult> signAndEncrypt( const std::vector<Key> & recipients, const Data & plainText, Data & cipherText, EncryptionFlags flags ); + GpgME::Error startCombinedSigningAndEncryption( const std::vector<Key> & recipients, const Data & plainText, Data & cipherText, EncryptionFlags flags ); + // use encryptionResult() and signingResult() to retrieve the result objects... + + // + // + // Audit Log + // + // + enum AuditLogFlags { + HtmlAuditLog = 1, + AuditLogWithHelp = 128 + }; + GpgME::Error startGetAuditLog( Data & output, unsigned int flags=0 ); + GpgME::Error getAuditLog( Data & output, unsigned int flags=0 ); + + // + // + // Run Control + // + // + + bool poll(); + GpgME::Error wait(); + GpgME::Error lastError() const; + GpgME::Error cancelPendingOperation(); + + class Private; + Private * impl() const { return d; } + private: + Private * d; + + private: // disable... + Context( const Context & ); + const Context & operator=( const Context & ); + }; + + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::Protocol proto ); + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::CertificateInclusion incl ); + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::KeyListMode mode ); + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::SignatureMode mode ); + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::EncryptionFlags flags ); + KDE_EXPORT std::ostream & operator<<( std::ostream & os, Context::AuditLogFlags flags ); + + // + // + // Globals + // + // + + KDE_EXPORT void initializeLibrary(); + + KDE_EXPORT GpgME::Error setDefaultLocale( int category, const char * value ); + + KDE_EXPORT Context * wait( GpgME::Error & e, bool hang=true ); + typedef void (*IdleFunction)(void); + KDE_EXPORT IdleFunction registerIdleFunction( IdleFunction idleFunction ); + + typedef void (*IOCallback)( void * data, int fd ); + + KDE_EXPORT EngineInfo engineInfo( Context::Protocol proto ); + + KDE_EXPORT GpgME::Error checkEngine( Context::Protocol proto ); + + enum Feature { + ValidatingKeylistModeFeature = 0x00000001, + CancelOperationFeature = 0x00000002, + WrongKeyUsageFeature = 0x00000004, + + AuditLogFeature = 0x00001000, + + FeatureMaxValue = 0x80000000 + }; + KDE_EXPORT bool hasFeature( unsigned long feature ); + +} // namespace GpgME + +#endif // __GPGMEPP_CONTEXT_H__ |