/*
context.cpp - wraps a gpgme key context
Copyright (C) 2003, 2007 Klarälvdalens Datakonsult AB
2017, 2018 Intevation GmbH
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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <context.h>
#include <eventloopinteractor.h>
#include <trustitem.h>
#include <keylistresult.h>
#include <keygenerationresult.h>
#include <importresult.h>
#include <decryptionresult.h>
#include <verificationresult.h>
#include <signingresult.h>
#include <encryptionresult.h>
#include <engineinfo.h>
#include <editinteractor.h>
#include <vfsmountresult.h>
#include <interfaces/assuantransaction.h>
#include <defaultassuantransaction.h>
#include "callbacks.h"
#include "data_p.h"
#include "context_p.h"
#include "util.h"
#include "tofuinfo.h"
#include <gpgme.h>
#include <istream>
#ifndef NDEBUG
#include <iostream>
using std::cerr;
using std::endl;
#endif
#include <cassert>
namespace GpgME
{
static inline unsigned int xtoi_1(const char *str)
{
const unsigned int ch = *str;
const unsigned int result =
ch <= '9' ? ch - '0' :
ch <= 'F' ? ch - 'A' + 10 :
/* else */ ch - 'a' + 10 ;
return result < 16 ? result : 0 ;
}
static inline int xtoi_2(const char *str)
{
return xtoi_1(str) * 16U + xtoi_1(str + 1);
}
static void percent_unescape(std::string &s, bool plus2space)
{
std::string::iterator src = s.begin(), dest = s.begin(), end = s.end();
while (src != end) {
if (*src == '%' && end - src > 2) {
*dest++ = xtoi_2(&*++src);
src += 2;
} else if (*src == '+' && plus2space) {
*dest++ = ' ';
++src;
} else {
*dest++ = *src++;
}
}
s.erase(dest, end);
}
void initializeLibrary()
{
gpgme_check_version(nullptr);
}
Error initializeLibrary(int)
{
if (gpgme_check_version(GPGME_VERSION)) {
return Error();
} else {
return Error::fromCode(GPG_ERR_USER_1);
}
}
static void format_error(gpgme_error_t err, std::string &str)
{
char buffer[ 1024 ];
gpgme_strerror_r(err, buffer, sizeof buffer);
buffer[ sizeof buffer - 1 ] = '\0';
str = buffer;
}
const char *Error::source() const
{
return gpgme_strsource((gpgme_error_t)mErr);
}
const char *Error::asString() const
{
if (mMessage.empty()) {
format_error(static_cast<gpgme_error_t>(mErr), mMessage);
}
return mMessage.c_str();
}
int Error::code() const
{
return gpgme_err_code(mErr);
}
int Error::sourceID() const
{
return gpgme_err_source(mErr);
}
bool Error::isCanceled() const
{
return code() == GPG_ERR_CANCELED;
}
int Error::toErrno() const
{
//#ifdef HAVE_GPGME_GPG_ERROR_WRAPPERS
return gpgme_err_code_to_errno(static_cast<gpgme_err_code_t>(code()));
//#else
// return gpg_err_code_to_errno( static_cast<gpg_err_code_t>( code() ) );
//#endif
}
// static
bool Error::hasSystemError()
{
return gpgme_err_code_from_syserror() != GPG_ERR_MISSING_ERRNO ;
}
// static
void Error::setSystemError(gpg_err_code_t err)
{
setErrno(gpgme_err_code_to_errno(err));
}
// static
void Error::setErrno(int err)
{
gpgme_err_set_errno(err);
}
// static
Error Error::fromSystemError(unsigned int src)
{
return Error(gpgme_err_make(static_cast<gpgme_err_source_t>(src), gpgme_err_code_from_syserror()));
}
// static
Error Error::fromErrno(int err, unsigned int src)
{
return Error(gpgme_err_make(static_cast<gpgme_err_source_t>(src), gpgme_err_code_from_errno(err)));
}
// static
Error Error::fromCode(unsigned int err, unsigned int src)
{
return Error(gpgme_err_make(static_cast<gpgme_err_source_t>(src), static_cast<gpgme_err_code_t>(err)));
}
std::ostream &operator<<(std::ostream &os, const Error &err)
{
return os << "GpgME::Error(" << err.encodedError() << " (" << err.asString() << "))";
}
Context::Context(gpgme_ctx_t ctx) : d(new Private(ctx))
{
}
Context::~Context()
{
delete d;
}
Context *Context::createForProtocol(Protocol proto)
{
gpgme_ctx_t ctx = nullptr;
if (gpgme_new(&ctx) != 0) {
return nullptr;
}
switch (proto) {
case OpenPGP:
if (gpgme_set_protocol(ctx, GPGME_PROTOCOL_OpenPGP) != 0) {
gpgme_release(ctx);
return nullptr;
}
break;
case CMS:
if (gpgme_set_protocol(ctx, GPGME_PROTOCOL_CMS) != 0) {
gpgme_release(ctx);
return nullptr;
}
break;
default:
gpgme_release(ctx);
return nullptr;
}
return new Context(ctx);
}
std::unique_ptr<Context> Context::create(Protocol proto)
{
return std::unique_ptr <Context> (createForProtocol(proto));
}
std::unique_ptr<Context> Context::createForEngine(Engine eng, Error *error)
{
gpgme_ctx_t ctx = nullptr;
if (const gpgme_error_t err = gpgme_new(&ctx)) {
if (error) {
*error = Error(err);
}
return std::unique_ptr<Context>();
}
switch (eng) {
case AssuanEngine:
if (const gpgme_error_t err = gpgme_set_protocol(ctx, GPGME_PROTOCOL_ASSUAN)) {
gpgme_release(ctx);
if (error) {
*error = Error(err);
}
return std::unique_ptr<Context>();
}
break;
case G13Engine:
if (const gpgme_error_t err = gpgme_set_protocol(ctx, GPGME_PROTOCOL_G13)) {
gpgme_release(ctx);
if (error) {
*error = Error(err);
}
return std::unique_ptr<Context>();
}
break;
case SpawnEngine:
if (const gpgme_error_t err = gpgme_set_protocol(ctx, GPGME_PROTOCOL_SPAWN)) {
gpgme_release(ctx);
if (error) {
*error = Error(err);
}
return std::unique_ptr<Context>();
}
break;
default:
gpgme_release(ctx);
if (error) {
*error = Error::fromCode(GPG_ERR_INV_ARG);
}
return std::unique_ptr<Context>();
}
if (error) {
*error = Error();
}
return std::unique_ptr<Context>(new Context(ctx));
}
void Context::setDecryptionFlags(DecryptionFlags flags)
{
d->decryptFlags = flags;
}
//
//
// Context::Private
//
//
Context::Private::Private(gpgme_ctx_t c)
: ctx(c),
iocbs(nullptr),
lastop(None),
lasterr(GPG_ERR_NO_ERROR),
lastAssuanInquireData(Data::null),
lastAssuanTransaction(),
lastEditInteractor(),
lastCardEditInteractor(),
decryptFlags(DecryptNone)
{
}
Context::Private::~Private()
{
if (ctx) {
gpgme_release(ctx);
}
ctx = nullptr;
delete iocbs;
}
//
//
// Context attributes:
//
//
Protocol Context::protocol() const
{
gpgme_protocol_t p = gpgme_get_protocol(d->ctx);
switch (p) {
case GPGME_PROTOCOL_OpenPGP: return OpenPGP;
case GPGME_PROTOCOL_CMS: return CMS;
default: return UnknownProtocol;
}
}
void Context::setArmor(bool useArmor)
{
gpgme_set_armor(d->ctx, int(useArmor));
}
bool Context::armor() const
{
return gpgme_get_armor(d->ctx);
}
void Context::setTextMode(bool useTextMode)
{
gpgme_set_textmode(d->ctx, int(useTextMode));
}
bool Context::textMode() const
{
return gpgme_get_textmode(d->ctx);
}
void Context::setOffline(bool useOfflineMode)
{
gpgme_set_offline(d->ctx, int(useOfflineMode));
}
bool Context::offline() const
{
return gpgme_get_offline(d->ctx);
}
void Context::setIncludeCertificates(int which)
{
if (which == DefaultCertificates) {
which = GPGME_INCLUDE_CERTS_DEFAULT;
}
gpgme_set_include_certs(d->ctx, which);
}
int Context::includeCertificates() const
{
return gpgme_get_include_certs(d->ctx);
}
void Context::setKeyListMode(unsigned int mode)
{
gpgme_set_keylist_mode(d->ctx, add_to_gpgme_keylist_mode_t(0, mode));
}
void Context::addKeyListMode(unsigned int mode)
{
const unsigned int cur = gpgme_get_keylist_mode(d->ctx);
gpgme_set_keylist_mode(d->ctx, add_to_gpgme_keylist_mode_t(cur, mode));
}
unsigned int Context::keyListMode() const
{
return convert_from_gpgme_keylist_mode_t(gpgme_get_keylist_mode(d->ctx));
}
void Context::setProgressProvider(ProgressProvider *provider)
{
gpgme_set_progress_cb(d->ctx, provider ? &progress_callback : nullptr, provider);
}
ProgressProvider *Context::progressProvider() const
{
void *pp = nullptr;
gpgme_progress_cb_t pcb = &progress_callback;
gpgme_get_progress_cb(d->ctx, &pcb, &pp);
return static_cast<ProgressProvider *>(pp);
}
void Context::setPassphraseProvider(PassphraseProvider *provider)
{
gpgme_set_passphrase_cb(d->ctx, provider ? &passphrase_callback : nullptr, provider);
}
PassphraseProvider *Context::passphraseProvider() const
{
void *pp = nullptr;
gpgme_passphrase_cb_t pcb = &passphrase_callback;
gpgme_get_passphrase_cb(d->ctx, &pcb, &pp);
return static_cast<PassphraseProvider *>(pp);
}
void Context::setManagedByEventLoopInteractor(bool manage)
{
if (!EventLoopInteractor::instance()) {
#ifndef NDEBUG
cerr << "Context::setManagedByEventLoopInteractor(): "
"You must create an instance of EventLoopInteractor "
"before using anything that needs one." << endl;
#endif
return;
}
if (manage) {
EventLoopInteractor::instance()->manage(this);
} else {
EventLoopInteractor::instance()->unmanage(this);
}
}
bool Context::managedByEventLoopInteractor() const
{
return d->iocbs != nullptr;
}
void Context::installIOCallbacks(gpgme_io_cbs *iocbs)
{
if (!iocbs) {
uninstallIOCallbacks();
return;
}
gpgme_set_io_cbs(d->ctx, iocbs);
delete d->iocbs; d->iocbs = iocbs;
}
void Context::uninstallIOCallbacks()
{
static gpgme_io_cbs noiocbs = { nullptr, nullptr, nullptr, nullptr, nullptr };
// io.add == 0 means disable io callbacks:
gpgme_set_io_cbs(d->ctx, &noiocbs);
delete d->iocbs; d->iocbs = nullptr;
}
Error Context::setLocale(int cat, const char *val)
{
return Error(d->lasterr = gpgme_set_locale(d->ctx, cat, val));
}
EngineInfo Context::engineInfo() const
{
return EngineInfo(gpgme_ctx_get_engine_info(d->ctx));
}
Error Context::setEngineFileName(const char *filename)
{
const char *const home_dir = engineInfo().homeDirectory();
return Error(gpgme_ctx_set_engine_info(d->ctx, gpgme_get_protocol(d->ctx), filename, home_dir));
}
Error Context::setEngineHomeDirectory(const char *home_dir)
{
const char *const filename = engineInfo().fileName();
return Error(gpgme_ctx_set_engine_info(d->ctx, gpgme_get_protocol(d->ctx), filename, home_dir));
}
Error Context::setSender (const char *sender)
{
return Error(gpgme_set_sender(d->ctx, sender));
}
const char *Context::getSender ()
{
return gpgme_get_sender(d->ctx);
}
//
//
// Key Management
//
//
Error Context::startKeyListing(const char *pattern, bool secretOnly)
{
d->lastop = Private::KeyList;
return Error(d->lasterr = gpgme_op_keylist_start(d->ctx, pattern, int(secretOnly)));
}
Error Context::startKeyListing(const char *patterns[], bool secretOnly)
{
d->lastop = Private::KeyList;
#ifndef HAVE_GPGME_EXT_KEYLIST_MODE_EXTERNAL_NONBROKEN
if (!patterns || !patterns[0] || !patterns[1]) {
// max. one pattern -> use the non-ext version
return startKeyListing(patterns ? patterns[0] : nullptr, secretOnly);
}
#endif
return Error(d->lasterr = gpgme_op_keylist_ext_start(d->ctx, patterns, int(secretOnly), 0));
}
Key Context::nextKey(GpgME::Error &e)
{
d->lastop = Private::KeyList;
gpgme_key_t key = nullptr;
e = Error(d->lasterr = gpgme_op_keylist_next(d->ctx, &key));
return Key(key, false);
}
KeyListResult Context::endKeyListing()
{
d->lasterr = gpgme_op_keylist_end(d->ctx);
return keyListResult();
}
KeyListResult Context::keyListResult() const
{
return KeyListResult(d->ctx, Error(d->lasterr));
}
Key Context::key(const char *fingerprint, GpgME::Error &e , bool secret /*, bool forceUpdate*/)
{
d->lastop = Private::KeyList;
gpgme_key_t key = nullptr;
e = Error(d->lasterr = gpgme_get_key(d->ctx, fingerprint, &key, int(secret)/*, int( forceUpdate )*/));
return Key(key, false);
}
KeyGenerationResult Context::generateKey(const char *parameters, Data &pubKey)
{
d->lastop = Private::KeyGen;
Data::Private *const dp = pubKey.impl();
d->lasterr = gpgme_op_genkey(d->ctx, parameters, dp ? dp->data : nullptr, nullptr);
return KeyGenerationResult(d->ctx, Error(d->lasterr));
}
Error Context::startKeyGeneration(const char *parameters, Data &pubKey)
{
d->lastop = Private::KeyGen;
Data::Private *const dp = pubKey.impl();
return Error(d->lasterr = gpgme_op_genkey_start(d->ctx, parameters, dp ? dp->data : nullptr, nullptr));
}
KeyGenerationResult Context::keyGenerationResult() const
{
if (d->lastop & Private::KeyGen) {
return KeyGenerationResult(d->ctx, Error(d->lasterr));
} else {
return KeyGenerationResult();
}
}
Error Context::exportPublicKeys(const char *pattern, Data &keyData)
{
d->lastop = Private::Export;
Data::Private *const dp = keyData.impl();
return Error(d->lasterr = gpgme_op_export(d->ctx, pattern, 0, dp ? dp->data : nullptr));
}
Error Context::exportPublicKeys(const char *patterns[], Data &keyData)
{
d->lastop = Private::Export;
#ifndef HAVE_GPGME_EXT_KEYLIST_MODE_EXTERNAL_NONBROKEN
if (!patterns || !patterns[0] || !patterns[1]) {
// max. one pattern -> use the non-ext version
return exportPublicKeys(patterns ? patterns[0] : nullptr, keyData);
}
#endif
Data::Private *const dp = keyData.impl();
return Error(d->lasterr = gpgme_op_export_ext(d->ctx, patterns, 0, dp ? dp->data : nullptr));
}
Error Context::startPublicKeyExport(const char *pattern, Data &keyData)
{
d->lastop = Private::Export;
Data::Private *const dp = keyData.impl();
return Error(d->lasterr = gpgme_op_export_start(d->ctx, pattern, 0, dp ? dp->data : nullptr));
}
Error Context::startPublicKeyExport(const char *patterns[], Data &keyData)
{
d->lastop = Private::Export;
#ifndef HAVE_GPGME_EXT_KEYLIST_MODE_EXTERNAL_NONBROKEN
if (!patterns || !patterns[0] || !patterns[1]) {
// max. one pattern -> use the non-ext version
return startPublicKeyExport(patterns ? patterns[0] : nullptr, keyData);
}
#endif
Data::Private *const dp = keyData.impl();
return Error(d->lasterr = gpgme_op_export_ext_start(d->ctx, patterns, 0, dp ? dp->data : nullptr));
}
ImportResult Context::importKeys(const Data &data)
{
d->lastop = Private::Import;
const Data::Private *const dp = data.impl();
d->lasterr = gpgme_op_import(d->ctx, dp ? dp->data : nullptr);
return ImportResult(d->ctx, Error(d->lasterr));
}
ImportResult Context::importKeys(const std::vector<Key> &kk)
{
d->lastop = Private::Import;
d->lasterr = make_error(GPG_ERR_NOT_IMPLEMENTED);
bool shouldHaveResult = false;
gpgme_key_t * const keys = new gpgme_key_t[ kk.size() + 1 ];
gpgme_key_t *keys_it = &keys[0];
for (std::vector<Key>::const_iterator it = kk.begin(), end = kk.end() ; it != end ; ++it) {
if (it->impl()) {
*keys_it++ = it->impl();
}
}
*keys_it++ = nullptr;
d->lasterr = gpgme_op_import_keys(d->ctx, keys);
shouldHaveResult = true;
if ((gpgme_err_code(d->lasterr) == GPG_ERR_NOT_IMPLEMENTED ||
gpgme_err_code(d->lasterr) == GPG_ERR_NOT_SUPPORTED) &&
protocol() == CMS) {
// ok, try the workaround (export+import):
std::vector<const char *> fprs;
for (std::vector<Key>::const_iterator it = kk.begin(), end = kk.end() ; it != end ; ++it) {
if (const char *fpr = it->primaryFingerprint()) {
if (*fpr) {
fprs.push_back(fpr);
}
} else if (const char *keyid = it->keyID()) {
if (*keyid) {
fprs.push_back(keyid);
}
}
}
fprs.push_back(nullptr);
Data data;
Data::Private *const dp = data.impl();
const gpgme_keylist_mode_t oldMode = gpgme_get_keylist_mode(d->ctx);
gpgme_set_keylist_mode(d->ctx, GPGME_KEYLIST_MODE_EXTERN);
d->lasterr = gpgme_op_export_ext(d->ctx, &fprs[0], 0, dp ? dp->data : nullptr);
gpgme_set_keylist_mode(d->ctx, oldMode);
if (!d->lasterr) {
data.seek(0, SEEK_SET);
d->lasterr = gpgme_op_import(d->ctx, dp ? dp->data : nullptr);
shouldHaveResult = true;
}
}
delete[] keys;
if (shouldHaveResult) {
return ImportResult(d->ctx, Error(d->lasterr));
} else {
return ImportResult(Error(d->lasterr));
}
}
Error Context::startKeyImport(const Data &data)
{
d->lastop = Private::Import;
const Data::Private *const dp = data.impl();
return Error(d->lasterr = gpgme_op_import_start(d->ctx, dp ? dp->data : nullptr));
}
Error Context::startKeyImport(const std::vector<Key> &kk)
{
d->lastop = Private::Import;
gpgme_key_t * const keys = new gpgme_key_t[ kk.size() + 1 ];
gpgme_key_t *keys_it = &keys[0];
for (std::vector<Key>::const_iterator it = kk.begin(), end = kk.end() ; it != end ; ++it) {
if (it->impl()) {
*keys_it++ = it->impl();
}
}
*keys_it++ = nullptr;
Error err = Error(d->lasterr = gpgme_op_import_keys_start(d->ctx, keys));
delete[] keys;
return err;
}
ImportResult Context::importResult() const
{
if (d->lastop & Private::Import) {
return ImportResult(d->ctx, Error(d->lasterr));
} else {
return ImportResult();
}
}
Error Context::deleteKey(const Key &key, bool allowSecretKeyDeletion)
{
d->lastop = Private::Delete;
return Error(d->lasterr = gpgme_op_delete(d->ctx, key.impl(), int(allowSecretKeyDeletion)));
}
Error Context::startKeyDeletion(const Key &key, bool allowSecretKeyDeletion)
{
d->lastop = Private::Delete;
return Error(d->lasterr = gpgme_op_delete_start(d->ctx, key.impl(), int(allowSecretKeyDeletion)));
}
Error Context::passwd(const Key &key)
{
d->lastop = Private::Passwd;
return Error(d->lasterr = gpgme_op_passwd(d->ctx, key.impl(), 0U));
}
Error Context::startPasswd(const Key &key)
{
d->lastop = Private::Passwd;
return Error(d->lasterr = gpgme_op_passwd_start(d->ctx, key.impl(), 0U));
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
Error Context::edit(const Key &key, std::unique_ptr<EditInteractor> func, Data &data)
{
d->lastop = Private::Edit;
d->lastEditInteractor = std::move(func);
Data::Private *const dp = data.impl();
return Error(d->lasterr = gpgme_op_edit(d->ctx, key.impl(),
d->lastEditInteractor.get() ? edit_interactor_callback : nullptr,
d->lastEditInteractor.get() ? d->lastEditInteractor->d : nullptr,
dp ? dp->data : nullptr));
}
Error Context::startEditing(const Key &key, std::unique_ptr<EditInteractor> func, Data &data)
{
d->lastop = Private::Edit;
d->lastEditInteractor = std::move(func);
Data::Private *const dp = data.impl();
return Error(d->lasterr = gpgme_op_edit_start(d->ctx, key.impl(),
d->lastEditInteractor.get() ? edit_interactor_callback : nullptr,
d->lastEditInteractor.get() ? d->lastEditInteractor->d : nullptr,
dp ? dp->data : nullptr));
}
EditInteractor *Context::lastEditInteractor() const
{
return d->lastEditInteractor.get();
}
std::unique_ptr<EditInteractor> Context::takeLastEditInteractor()
{
return std::move(d->lastEditInteractor);
}
Error Context::cardEdit(const Key &key, std::unique_ptr<EditInteractor> func, Data &data)
{
d->lastop = Private::CardEdit;
d->lastCardEditInteractor = std::move(func);
Data::Private *const dp = data.impl();
return Error(d->lasterr = gpgme_op_card_edit(d->ctx, key.impl(),
d->lastCardEditInteractor.get() ? edit_interactor_callback : nullptr,
d->lastCardEditInteractor.get() ? d->lastCardEditInteractor->d : nullptr,
dp ? dp->data : nullptr));
}
Error Context::startCardEditing(const Key &key, std::unique_ptr<EditInteractor> func, Data &data)
{
d->lastop = Private::CardEdit;
d->lastCardEditInteractor = std::move(func);
Data::Private *const dp = data.impl();
return Error(d->lasterr = gpgme_op_card_edit_start(d->ctx, key.impl(),
d->lastCardEditInteractor.get() ? edit_interactor_callback : nullptr,
d->lastCardEditInteractor.get() ? d->lastCardEditInteractor->d : nullptr,
dp ? dp->data : nullptr));
}
#pragma GCC diagnostic pop
EditInteractor *Context::lastCardEditInteractor() const
{
return d->lastCardEditInteractor.get();
}
std::unique_ptr<EditInteractor> Context::takeLastCardEditInteractor()
{
return std::move(d->lastCardEditInteractor);
}
Error Context::startTrustItemListing(const char *pattern, int maxLevel)
{
d->lastop = Private::TrustList;
return Error(d->lasterr = gpgme_op_trustlist_start(d->ctx, pattern, maxLevel));
}
TrustItem Context::nextTrustItem(Error &e)
{
gpgme_trust_item_t ti = nullptr;
e = Error(d->lasterr = gpgme_op_trustlist_next(d->ctx, &ti));
return TrustItem(ti);
}
Error Context::endTrustItemListing()
{
return Error(d->lasterr = gpgme_op_trustlist_end(d->ctx));
}
static gpgme_error_t assuan_transaction_data_callback(void *opaque, const void *data, size_t datalen)
{
assert(opaque);
AssuanTransaction *t = static_cast<AssuanTransaction *>(opaque);
return t->data(static_cast<const char *>(data), datalen).encodedError();
}
static gpgme_error_t assuan_transaction_inquire_callback(void *opaque, const char *name, const char *args, gpgme_data_t *r_data)
{
assert(opaque);
Context::Private *p = static_cast<Context::Private *>(opaque);
AssuanTransaction *t = p->lastAssuanTransaction.get();
assert(t);
Error err;
if (name) {
p->lastAssuanInquireData = t->inquire(name, args, err);
} else {
p->lastAssuanInquireData = Data::null;
}
if (!p->lastAssuanInquireData.isNull()) {
*r_data = p->lastAssuanInquireData.impl()->data;
}
return err.encodedError();
}
static gpgme_error_t assuan_transaction_status_callback(void *opaque, const char *status, const char *args)
{
assert(opaque);
AssuanTransaction *t = static_cast<AssuanTransaction *>(opaque);
std::string a = args;
percent_unescape(a, true); // ### why doesn't gpgme do this??
return t->status(status, a.c_str()).encodedError();
}
Error Context::assuanTransact(const char *command)
{
return assuanTransact(command, std::unique_ptr<AssuanTransaction>(new DefaultAssuanTransaction));
}
Error Context::assuanTransact(const char *command, std::unique_ptr<AssuanTransaction> transaction)
{
gpgme_error_t err, operr;
d->lastop = Private::AssuanTransact;
d->lastAssuanTransaction = std::move(transaction);
if (!d->lastAssuanTransaction.get()) {
return Error(d->lasterr = make_error(GPG_ERR_INV_ARG));
}
err = gpgme_op_assuan_transact_ext
(d->ctx,
command,
assuan_transaction_data_callback,
d->lastAssuanTransaction.get(),
assuan_transaction_inquire_callback,
d,
assuan_transaction_status_callback,
d->lastAssuanTransaction.get(),
&operr);
if (!err)
err = operr;
d->lasterr = err;
return Error(d->lasterr);
}
Error Context::startAssuanTransaction(const char *command)
{
return startAssuanTransaction(command, std::unique_ptr<AssuanTransaction>(new DefaultAssuanTransaction));
}
Error Context::startAssuanTransaction(const char *command, std::unique_ptr<AssuanTransaction> transaction)
{
gpgme_error_t err;
d->lastop = Private::AssuanTransact;
d->lastAssuanTransaction = std::move(transaction);
if (!d->lastAssuanTransaction.get()) {
return Error(d->lasterr = make_error(GPG_ERR_INV_ARG));
}
err = gpgme_op_assuan_transact_start
(d->ctx,
command,
assuan_transaction_data_callback,
d->lastAssuanTransaction.get(),
assuan_transaction_inquire_callback,
d,
assuan_transaction_status_callback,
d->lastAssuanTransaction.get());
d->lasterr = err;
return Error(d->lasterr);
}
AssuanTransaction *Context::lastAssuanTransaction() const
{
return d->lastAssuanTransaction.get();
}
std::unique_ptr<AssuanTransaction> Context::takeLastAssuanTransaction()
{
return std::move(d->lastAssuanTransaction);
}
DecryptionResult Context::decrypt(const Data &cipherText, Data &plainText, const DecryptionFlags flags)
{
d->lastop = Private::Decrypt;
const Data::Private *const cdp = cipherText.impl();
Data::Private *const pdp = plainText.impl();
d->lasterr = gpgme_op_decrypt_ext(d->ctx, static_cast<gpgme_decrypt_flags_t> (d->decryptFlags | flags), cdp ? cdp->data : nullptr, pdp ? pdp->data : nullptr);
return DecryptionResult(d->ctx, Error(d->lasterr));
}
DecryptionResult Context::decrypt(const Data &cipherText, Data &plainText)
{
return decrypt(cipherText, plainText, DecryptNone);
}
Error Context::startDecryption(const Data &cipherText, Data &plainText, const DecryptionFlags flags)
{
d->lastop = Private::Decrypt;
const Data::Private *const cdp = cipherText.impl();
Data::Private *const pdp = plainText.impl();
return Error(d->lasterr = gpgme_op_decrypt_ext_start(d->ctx, static_cast<gpgme_decrypt_flags_t> (d->decryptFlags | flags),
cdp ? cdp->data : nullptr, pdp ? pdp->data : nullptr));
}
Error Context::startDecryption(const Data &cipherText, Data &plainText)
{
return startDecryption(cipherText, plainText, DecryptNone);
}
DecryptionResult Context::decryptionResult() const
{
if (d->lastop & Private::Decrypt) {
return DecryptionResult(d->ctx, Error(d->lasterr));
} else {
return DecryptionResult();
}
}
VerificationResult Context::verifyDetachedSignature(const Data &signature, const Data &signedText)
{
d->lastop = Private::Verify;
const Data::Private *const sdp = signature.impl();
const Data::Private *const tdp = signedText.impl();
d->lasterr = gpgme_op_verify(d->ctx, sdp ? sdp->data : nullptr, tdp ? tdp->data : nullptr, nullptr);
return VerificationResult(d->ctx, Error(d->lasterr));
}
VerificationResult Context::verifyOpaqueSignature(const Data &signedData, Data &plainText)
{
d->lastop = Private::Verify;
const Data::Private *const sdp = signedData.impl();
Data::Private *const pdp = plainText.impl();
d->lasterr = gpgme_op_verify(d->ctx, sdp ? sdp->data : nullptr, nullptr, pdp ? pdp->data : nullptr);
return VerificationResult(d->ctx, Error(d->lasterr));
}
Error Context::startDetachedSignatureVerification(const Data &signature, const Data &signedText)
{
d->lastop = Private::Verify;
const Data::Private *const sdp = signature.impl();
const Data::Private *const tdp = signedText.impl();
return Error(d->lasterr = gpgme_op_verify_start(d->ctx, sdp ? sdp->data : nullptr, tdp ? tdp->data : nullptr, nullptr));
}
Error Context::startOpaqueSignatureVerification(const Data &signedData, Data &plainText)
{
d->lastop = Private::Verify;
const Data::Private *const sdp = signedData.impl();
Data::Private *const pdp = plainText.impl();
return Error(d->lasterr = gpgme_op_verify_start(d->ctx, sdp ? sdp->data : nullptr, nullptr, pdp ? pdp->data : nullptr));
}
VerificationResult Context::verificationResult() const
{
if (d->lastop & Private::Verify) {
return VerificationResult(d->ctx, Error(d->lasterr));
} else {
return VerificationResult();
}
}
std::pair<DecryptionResult, VerificationResult> Context::decryptAndVerify(const Data &cipherText, Data &plainText, DecryptionFlags flags)
{
d->lastop = Private::DecryptAndVerify;
const Data::Private *const cdp = cipherText.impl();
Data::Private *const pdp = plainText.impl();
d->lasterr = gpgme_op_decrypt_ext(d->ctx, static_cast<gpgme_decrypt_flags_t> (d->decryptFlags | flags | DecryptVerify),
cdp ? cdp->data : nullptr, pdp ? pdp->data : nullptr);
return std::make_pair(DecryptionResult(d->ctx, Error(d->lasterr)),
VerificationResult(d->ctx, Error(d->lasterr)));
}
std::pair<DecryptionResult, VerificationResult> Context::decryptAndVerify(const Data &cipherText, Data &plainText)
{
return decryptAndVerify(cipherText, plainText, DecryptNone);
}
Error Context::startCombinedDecryptionAndVerification(const Data &cipherText, Data &plainText, DecryptionFlags flags)
{
d->lastop = Private::DecryptAndVerify;
const Data::Private *const cdp = cipherText.impl();
Data::Private *const pdp = plainText.impl();
return Error(d->lasterr = gpgme_op_decrypt_ext_start(d->ctx, static_cast<gpgme_decrypt_flags_t> (d->decryptFlags | flags | DecryptVerify), cdp ? cdp->data : nullptr, pdp ? pdp->data : nullptr));
}
Error Context::startCombinedDecryptionAndVerification(const Data &cipherText, Data &plainText)
{
return startCombinedDecryptionAndVerification(cipherText, plainText, DecryptNone);
}
unsigned int to_auditlog_flags(unsigned int flags)
{
unsigned int result = 0;
if (flags & Context::HtmlAuditLog) {
result |= GPGME_AUDITLOG_HTML;
}
if (flags & Context::AuditLogWithHelp) {
result |= GPGME_AUDITLOG_WITH_HELP;
}
if (flags & Context::DiagnosticAuditLog) {
result |= GPGME_AUDITLOG_DIAG;
}
return result;
}
Error Context::startGetAuditLog(Data &output, unsigned int flags)
{
d->lastop = Private::GetAuditLog;
Data::Private *const odp = output.impl();
return Error(d->lasterr = gpgme_op_getauditlog_start(d->ctx, odp ? odp->data : nullptr, to_auditlog_flags(flags)));
}
Error Context::getAuditLog(Data &output, unsigned int flags)
{
d->lastop = Private::GetAuditLog;
Data::Private *const odp = output.impl();
return Error(d->lasterr = gpgme_op_getauditlog(d->ctx, odp ? odp->data : nullptr, to_auditlog_flags(flags)));
}
void Context::clearSigningKeys()
{
gpgme_signers_clear(d->ctx);
}
Error Context::addSigningKey(const Key &key)
{
return Error(d->lasterr = gpgme_signers_add(d->ctx, key.impl()));
}
Key Context::signingKey(unsigned int idx) const
{
gpgme_key_t key = gpgme_signers_enum(d->ctx, idx);
return Key(key, false);
}
std::vector<Key> Context::signingKeys() const
{
std::vector<Key> result;
gpgme_key_t key = nullptr;
for (unsigned int i = 0 ; (key = gpgme_signers_enum(d->ctx, i)) ; ++i) {
result.push_back(Key(key, false));
}
return result;
}
void Context::clearSignatureNotations()
{
gpgme_sig_notation_clear(d->ctx);
}
GpgME::Error Context::addSignatureNotation(const char *name, const char *value, unsigned int flags)
{
return Error(gpgme_sig_notation_add(d->ctx, name, value, add_to_gpgme_sig_notation_flags_t(0, flags)));
}
GpgME::Error Context::addSignaturePolicyURL(const char *url, bool critical)
{
return Error(gpgme_sig_notation_add(d->ctx, nullptr, url, critical ? GPGME_SIG_NOTATION_CRITICAL : 0));
}
const char *Context::signaturePolicyURL() const
{
for (gpgme_sig_notation_t n = gpgme_sig_notation_get(d->ctx) ; n ; n = n->next) {
if (!n->name) {
return n->value;
}
}
return nullptr;
}
Notation Context::signatureNotation(unsigned int idx) const
{
for (gpgme_sig_notation_t n = gpgme_sig_notation_get(d->ctx) ; n ; n = n->next) {
if (n->name) {
if (idx-- == 0) {
return Notation(n);
}
}
}
return Notation();
}
std::vector<Notation> Context::signatureNotations() const
{
std::vector<Notation> result;
for (gpgme_sig_notation_t n = gpgme_sig_notation_get(d->ctx) ; n ; n = n->next) {
if (n->name) {
result.push_back(Notation(n));
}
}
return result;
}
static gpgme_sig_mode_t sigmode2sigmode(SignatureMode mode)
{
switch (mode) {
default:
case NormalSignatureMode: return GPGME_SIG_MODE_NORMAL;
case Detached: return GPGME_SIG_MODE_DETACH;
case Clearsigned: return GPGME_SIG_MODE_CLEAR;
}
}
SigningResult Context::sign(const Data &plainText, Data &signature, SignatureMode mode)
{
d->lastop = Private::Sign;
const Data::Private *const pdp = plainText.impl();
Data::Private *const sdp = signature.impl();
d->lasterr = gpgme_op_sign(d->ctx, pdp ? pdp->data : nullptr, sdp ? sdp->data : nullptr, sigmode2sigmode(mode));
return SigningResult(d->ctx, Error(d->lasterr));
}
Error Context::startSigning(const Data &plainText, Data &signature, SignatureMode mode)
{
d->lastop = Private::Sign;
const Data::Private *const pdp = plainText.impl();
Data::Private *const sdp = signature.impl();
return Error(d->lasterr = gpgme_op_sign_start(d->ctx, pdp ? pdp->data : nullptr, sdp ? sdp->data : nullptr, sigmode2sigmode(mode)));
}
SigningResult Context::signingResult() const
{
if (d->lastop & Private::Sign) {
return SigningResult(d->ctx, Error(d->lasterr));
} else {
return SigningResult();
}
}
static gpgme_encrypt_flags_t encryptflags2encryptflags(Context::EncryptionFlags flags)
{
unsigned int result = 0;
if (flags & Context::AlwaysTrust) {
result |= GPGME_ENCRYPT_ALWAYS_TRUST;
}
if (flags & Context::NoEncryptTo) {
result |= GPGME_ENCRYPT_NO_ENCRYPT_TO;
}
if (flags & Context::Prepare) {
result |= GPGME_ENCRYPT_PREPARE;
}
if (flags & Context::ExpectSign) {
result |= GPGME_ENCRYPT_EXPECT_SIGN;
}
if (flags & Context::NoCompress) {
result |= GPGME_ENCRYPT_NO_COMPRESS;
}
if (flags & Context::Symmetric) {
result |= GPGME_ENCRYPT_SYMMETRIC;
}
return static_cast<gpgme_encrypt_flags_t>(result);
}
gpgme_key_t *Context::getKeysFromRecipients(const std::vector<Key> &recipients)
{
if (recipients.empty()) {
return nullptr;
}
gpgme_key_t *ret = new gpgme_key_t[ recipients.size() + 1 ];
gpgme_key_t *keys_it = ret;
for (std::vector<Key>::const_iterator it = recipients.begin() ; it != recipients.end() ; ++it) {
if (it->impl()) {
*keys_it++ = it->impl();
}
}
*keys_it++ = nullptr;
return ret;
}
EncryptionResult Context::encrypt(const std::vector<Key> &recipients, const Data &plainText, Data &cipherText, EncryptionFlags flags)
{
d->lastop = Private::Encrypt;
if (flags & NoEncryptTo) {
return EncryptionResult(Error(d->lasterr = make_error(GPG_ERR_NOT_IMPLEMENTED)));
}
const Data::Private *const pdp = plainText.impl();
Data::Private *const cdp = cipherText.impl();
gpgme_key_t *const keys = getKeysFromRecipients(recipients);
d->lasterr = gpgme_op_encrypt(d->ctx, keys, encryptflags2encryptflags(flags),
pdp ? pdp->data : nullptr, cdp ? cdp->data : nullptr);
if (keys) {
delete[] keys;
}
return EncryptionResult(d->ctx, Error(d->lasterr));
}
Error Context::encryptSymmetrically(const Data &plainText, Data &cipherText)
{
d->lastop = Private::Encrypt;
const Data::Private *const pdp = plainText.impl();
Data::Private *const cdp = cipherText.impl();
return Error(d->lasterr = gpgme_op_encrypt(d->ctx, nullptr, (gpgme_encrypt_flags_t)0,
pdp ? pdp->data : nullptr, cdp ? cdp->data : nullptr));
}
Error Context::startEncryption(const std::vector<Key> &recipients, const Data &plainText, Data &cipherText, EncryptionFlags flags)
{
d->lastop = Private::Encrypt;
if (flags & NoEncryptTo) {
return Error(d->lasterr = make_error(GPG_ERR_NOT_IMPLEMENTED));
}
const Data::Private *const pdp = plainText.impl();
Data::Private *const cdp = cipherText.impl();
gpgme_key_t *const keys = getKeysFromRecipients(recipients);
d->lasterr = gpgme_op_encrypt_start(d->ctx, keys, encryptflags2encryptflags(flags),
pdp ? pdp->data : nullptr, cdp ? cdp->data : nullptr);
if (keys) {
delete[] keys;
}
return Error(d->lasterr);
}
EncryptionResult Context::encryptionResult() const
{
if (d->lastop & Private::Encrypt) {
return EncryptionResult(d->ctx, Error(d->lasterr));
} else {
return EncryptionResult();
}
}
std::pair<SigningResult, EncryptionResult> Context::signAndEncrypt(const std::vector<Key> &recipients, const Data &plainText, Data &cipherText, EncryptionFlags flags)
{
d->lastop = Private::SignAndEncrypt;
const Data::Private *const pdp = plainText.impl();
Data::Private *const cdp = cipherText.impl();
gpgme_key_t *const keys = getKeysFromRecipients(recipients);
d->lasterr = gpgme_op_encrypt_sign(d->ctx, keys, encryptflags2encryptflags(flags),
pdp ? pdp->data : nullptr, cdp ? cdp->data : nullptr);
if (keys) {
delete[] keys;
}
return std::make_pair(SigningResult(d->ctx, Error(d->lasterr)),
EncryptionResult(d->ctx, Error(d->lasterr)));
}
Error Context::startCombinedSigningAndEncryption(const std::vector<Key> &recipients, const Data &plainText, Data &cipherText, EncryptionFlags flags)
{
d->lastop = Private::SignAndEncrypt;
const Data::Private *const pdp = plainText.impl();
Data::Private *const cdp = cipherText.impl();
gpgme_key_t *const keys = getKeysFromRecipients(recipients);
d->lasterr = gpgme_op_encrypt_sign_start(d->ctx, keys, encryptflags2encryptflags(flags),
pdp ? pdp->data : nullptr, cdp ? cdp->data : nullptr);
if (keys) {
delete[] keys;
}
return Error(d->lasterr);
}
Error Context::createVFS(const char *containerFile, const std::vector< Key > &recipients)
{
d->lastop = Private::CreateVFS;
gpgme_key_t *const keys = new gpgme_key_t[ recipients.size() + 1 ];
gpgme_key_t *keys_it = keys;
for (std::vector<Key>::const_iterator it = recipients.begin() ; it != recipients.end() ; ++it) {
if (it->impl()) {
*keys_it++ = it->impl();
}
}
*keys_it++ = nullptr;
gpgme_error_t op_err;
d->lasterr = gpgme_op_vfs_create(d->ctx, keys, containerFile, 0, &op_err);
delete[] keys;
Error error(d->lasterr);
if (error) {
return error;
}
return Error(d->lasterr = op_err);
}
VfsMountResult Context::mountVFS(const char *containerFile, const char *mountDir)
{
d->lastop = Private::MountVFS;
gpgme_error_t op_err;
d->lasterr = gpgme_op_vfs_mount(d->ctx, containerFile, mountDir, 0, &op_err);
return VfsMountResult(d->ctx, Error(d->lasterr), Error(op_err));
}
Error Context::cancelPendingOperation()
{
return Error(gpgme_cancel_async(d->ctx));
}
bool Context::poll()
{
gpgme_error_t e = GPG_ERR_NO_ERROR;
const bool finished = gpgme_wait(d->ctx, &e, 0);
if (finished) {
d->lasterr = e;
}
return finished;
}
Error Context::wait()
{
gpgme_error_t e = GPG_ERR_NO_ERROR;
gpgme_wait(d->ctx, &e, 1);
return Error(d->lasterr = e);
}
Error Context::lastError() const
{
return Error(d->lasterr);
}
Context::PinentryMode Context::pinentryMode() const
{
switch (gpgme_get_pinentry_mode (d->ctx)) {
case GPGME_PINENTRY_MODE_ASK:
return PinentryAsk;
case GPGME_PINENTRY_MODE_CANCEL:
return PinentryCancel;
case GPGME_PINENTRY_MODE_ERROR:
return PinentryError;
case GPGME_PINENTRY_MODE_LOOPBACK:
return PinentryLoopback;
case GPGME_PINENTRY_MODE_DEFAULT:
default:
return PinentryDefault;
}
}
Error Context::setPinentryMode(PinentryMode which)
{
gpgme_pinentry_mode_t mode;
switch (which) {
case PinentryAsk:
mode = GPGME_PINENTRY_MODE_ASK;
break;
case PinentryCancel:
mode = GPGME_PINENTRY_MODE_CANCEL;
break;
case PinentryError:
mode = GPGME_PINENTRY_MODE_ERROR;
break;
case PinentryLoopback:
mode = GPGME_PINENTRY_MODE_LOOPBACK;
break;
case PinentryDefault:
default:
mode = GPGME_PINENTRY_MODE_DEFAULT;
}
return Error(d->lasterr = gpgme_set_pinentry_mode(d->ctx, mode));
}
static gpgme_tofu_policy_t to_tofu_policy_t(unsigned int policy)
{
switch (policy) {
case TofuInfo::PolicyNone:
return GPGME_TOFU_POLICY_NONE;
case TofuInfo::PolicyAuto:
return GPGME_TOFU_POLICY_AUTO;
case TofuInfo::PolicyGood:
return GPGME_TOFU_POLICY_GOOD;
case TofuInfo::PolicyBad:
return GPGME_TOFU_POLICY_BAD;
case TofuInfo::PolicyAsk:
return GPGME_TOFU_POLICY_ASK;
case TofuInfo::PolicyUnknown:
default:
return GPGME_TOFU_POLICY_UNKNOWN;
}
}
Error Context::setTofuPolicy(const Key &k, unsigned int policy)
{
return Error(d->lasterr = gpgme_op_tofu_policy(d->ctx,
k.impl(), to_tofu_policy_t(policy)));
}
Error Context::setTofuPolicyStart(const Key &k, unsigned int policy)
{
return Error(d->lasterr = gpgme_op_tofu_policy_start(d->ctx,
k.impl(), to_tofu_policy_t(policy)));
}
Error Context::startCreateKey (const char *userid,
const char *algo,
unsigned long reserved,
unsigned long expires,
const Key &certkey,
unsigned int flags)
{
return Error(d->lasterr = gpgme_op_createkey_start(d->ctx,
userid,
algo,
reserved,
expires,
certkey.impl(),
flags));
}
Error Context::createKey (const char *userid,
const char *algo,
unsigned long reserved,
unsigned long expires,
const Key &certkey,
unsigned int flags)
{
return Error(d->lasterr = gpgme_op_createkey(d->ctx,
userid,
algo,
reserved,
expires,
certkey.impl(),
flags));
}
KeyGenerationResult Context::createKeyEx (const char *userid,
const char *algo,
unsigned long reserved,
unsigned long expires,
const Key &certkey,
unsigned int flags)
{
d->lasterr = gpgme_op_createkey(d->ctx,
userid,
algo,
reserved,
expires,
certkey.impl(),
flags);
return KeyGenerationResult(d->ctx, Error(d->lasterr));
}
Error Context::addUid(const Key &k, const char *userid)
{
return Error(d->lasterr = gpgme_op_adduid(d->ctx,
k.impl(), userid, 0));
}
Error Context::startAddUid(const Key &k, const char *userid)
{
return Error(d->lasterr = gpgme_op_adduid_start(d->ctx,
k.impl(), userid, 0));
}
Error Context::revUid(const Key &k, const char *userid)
{
return Error(d->lasterr = gpgme_op_revuid(d->ctx,
k.impl(), userid, 0));
}
Error Context::startRevUid(const Key &k, const char *userid)
{
return Error(d->lasterr = gpgme_op_revuid_start(d->ctx,
k.impl(), userid, 0));
}
Error Context::createSubkey(const Key &k, const char *algo,
unsigned long reserved,
unsigned long expires,
unsigned int flags)
{
return Error(d->lasterr = gpgme_op_createsubkey(d->ctx,
k.impl(), algo, reserved, expires, flags));
}
Error Context::startCreateSubkey(const Key &k, const char *algo,
unsigned long reserved,
unsigned long expires,
unsigned int flags)
{
return Error(d->lasterr = gpgme_op_createsubkey_start(d->ctx,
k.impl(), algo, reserved, expires, flags));
}
Error Context::setFlag(const char *name, const char *value)
{
return Error(d->lasterr = gpgme_set_ctx_flag(d->ctx, name, value));
}
const char *Context::getFlag(const char *name) const
{
return gpgme_get_ctx_flag(d->ctx, name);
}
// Engine Spawn stuff
Error Context::spawn(const char *file, const char *argv[],
Data &input, Data &output, Data &err,
SpawnFlags flags)
{
return Error(d->lasterr = gpgme_op_spawn (d->ctx, file, argv,
input.impl() ? input.impl()->data : nullptr,
output.impl() ? output.impl()->data : nullptr,
err.impl() ? err.impl()->data : nullptr,
static_cast<int>(flags)));
}
Error Context::spawnAsync(const char *file, const char *argv[],
Data &input, Data &output, Data &err,
SpawnFlags flags)
{
return Error(d->lasterr = gpgme_op_spawn_start (d->ctx, file, argv,
input.impl() ? input.impl()->data : nullptr,
output.impl() ? output.impl()->data : nullptr,
err.impl() ? err.impl()->data : nullptr,
static_cast<int>(flags)));
}
std::ostream &operator<<(std::ostream &os, Protocol proto)
{
os << "GpgME::Protocol(";
switch (proto) {
case OpenPGP:
os << "OpenPGP";
break;
case CMS:
os << "CMS";
break;
default:
case UnknownProtocol:
os << "UnknownProtocol";
break;
}
return os << ')';
}
std::ostream &operator<<(std::ostream &os, Engine eng)
{
os << "GpgME::Engine(";
switch (eng) {
case GpgEngine:
os << "GpgEngine";
break;
case GpgSMEngine:
os << "GpgSMEngine";
break;
case GpgConfEngine:
os << "GpgConfEngine";
break;
case AssuanEngine:
os << "AssuanEngine";
break;
case SpawnEngine:
os << "SpawnEngine";
break;
default:
case UnknownEngine:
os << "UnknownEngine";
break;
}
return os << ')';
}
std::ostream &operator<<(std::ostream &os, Context::CertificateInclusion incl)
{
os << "GpgME::Context::CertificateInclusion(" << static_cast<int>(incl);
switch (incl) {
case Context::DefaultCertificates:
os << "(DefaultCertificates)";
break;
case Context::AllCertificatesExceptRoot:
os << "(AllCertificatesExceptRoot)";
break;
case Context::AllCertificates:
os << "(AllCertificates)";
break;
case Context::NoCertificates:
os << "(NoCertificates)";
break;
case Context::OnlySenderCertificate:
os << "(OnlySenderCertificate)";
break;
}
return os << ')';
}
std::ostream &operator<<(std::ostream &os, KeyListMode mode)
{
os << "GpgME::KeyListMode(";
#define CHECK( x ) if ( !(mode & (x)) ) {} else do { os << #x " "; } while (0)
CHECK(Local);
CHECK(Extern);
CHECK(Signatures);
CHECK(Validate);
CHECK(Ephemeral);
CHECK(WithTofu);
#undef CHECK
return os << ')';
}
std::ostream &operator<<(std::ostream &os, SignatureMode mode)
{
os << "GpgME::SignatureMode(";
switch (mode) {
#define CHECK( x ) case x: os << #x; break
CHECK(NormalSignatureMode);
CHECK(Detached);
CHECK(Clearsigned);
#undef CHECK
default:
os << "???" "(" << static_cast<int>(mode) << ')';
break;
}
return os << ')';
}
std::ostream &operator<<(std::ostream &os, Context::EncryptionFlags flags)
{
os << "GpgME::Context::EncryptionFlags(";
#define CHECK( x ) if ( !(flags & (Context::x)) ) {} else do { os << #x " "; } while (0)
CHECK(AlwaysTrust);
CHECK(NoEncryptTo);
CHECK(Prepare);
CHECK(ExpectSign);
CHECK(NoCompress);
CHECK(Symmetric);
#undef CHECK
return os << ')';
}
std::ostream &operator<<(std::ostream &os, Context::AuditLogFlags flags)
{
os << "GpgME::Context::AuditLogFlags(";
#define CHECK( x ) if ( !(flags & (Context::x)) ) {} else do { os << #x " "; } while (0)
CHECK(HtmlAuditLog);
CHECK(AuditLogWithHelp);
#undef CHECK
return os << ')';
}
} // namespace GpgME
GpgME::Error GpgME::setDefaultLocale(int cat, const char *val)
{
return Error(gpgme_set_locale(nullptr, cat, val));
}
GpgME::EngineInfo GpgME::engineInfo(GpgME::Protocol proto)
{
gpgme_engine_info_t ei = nullptr;
if (gpgme_get_engine_info(&ei)) {
return EngineInfo();
}
const gpgme_protocol_t p = proto == CMS ? GPGME_PROTOCOL_CMS : GPGME_PROTOCOL_OpenPGP ;
for (gpgme_engine_info_t i = ei ; i ; i = i->next) {
if (i->protocol == p) {
return EngineInfo(i);
}
}
return EngineInfo();
}
const char *GpgME::dirInfo(const char *what)
{
return gpgme_get_dirinfo(what);
}
GpgME::Error GpgME::checkEngine(GpgME::Protocol proto)
{
const gpgme_protocol_t p = proto == CMS ? GPGME_PROTOCOL_CMS : GPGME_PROTOCOL_OpenPGP ;
return Error(gpgme_engine_check_version(p));
}
static const gpgme_protocol_t UNKNOWN_PROTOCOL = static_cast<gpgme_protocol_t>(255);
static gpgme_protocol_t engine2protocol(const GpgME::Engine engine)
{
switch (engine) {
case GpgME::GpgEngine: return GPGME_PROTOCOL_OpenPGP;
case GpgME::GpgSMEngine: return GPGME_PROTOCOL_CMS;
case GpgME::GpgConfEngine:
return GPGME_PROTOCOL_GPGCONF;
case GpgME::AssuanEngine:
return GPGME_PROTOCOL_ASSUAN;
case GpgME::G13Engine:
return GPGME_PROTOCOL_G13;
case GpgME::SpawnEngine:
return GPGME_PROTOCOL_SPAWN;
case GpgME::UnknownEngine:
;
}
return UNKNOWN_PROTOCOL;
}
GpgME::EngineInfo GpgME::engineInfo(GpgME::Engine engine)
{
gpgme_engine_info_t ei = nullptr;
if (gpgme_get_engine_info(&ei)) {
return EngineInfo();
}
const gpgme_protocol_t p = engine2protocol(engine);
for (gpgme_engine_info_t i = ei ; i ; i = i->next) {
if (i->protocol == p) {
return EngineInfo(i);
}
}
return EngineInfo();
}
GpgME::Error GpgME::checkEngine(GpgME::Engine engine)
{
const gpgme_protocol_t p = engine2protocol(engine);
return Error(gpgme_engine_check_version(p));
}
static const unsigned long supported_features = 0
| GpgME::ValidatingKeylistModeFeature
| GpgME::CancelOperationFeature
| GpgME::WrongKeyUsageFeature
| GpgME::DefaultCertificateInclusionFeature
| GpgME::GetSetEngineInfoFeature
| GpgME::ClearAddGetSignatureNotationsFeature
| GpgME::SetDataFileNameFeeature
| GpgME::SignatureNotationsKeylistModeFeature
| GpgME::KeySignatureNotationsFeature
| GpgME::KeyIsQualifiedFeature
| GpgME::SignatureNotationsCriticalFlagFeature
| GpgME::SignatureNotationsFlagsFeature
| GpgME::SignatureNotationsHumanReadableFlagFeature
| GpgME::SubkeyIsQualifiedFeature
| GpgME::EngineInfoHomeDirFeature
| GpgME::DecryptionResultFileNameFeature
| GpgME::DecryptionResultRecipientsFeature
| GpgME::VerificationResultFileNameFeature
| GpgME::SignaturePkaFieldsFeature
| GpgME::SignatureAlgorithmFieldsFeature
| GpgME::FdPointerFeature
| GpgME::AuditLogFeature
| GpgME::GpgConfEngineFeature
| GpgME::CancelOperationAsyncFeature
| GpgME::NoEncryptToEncryptionFlagFeature
| GpgME::CardKeyFeature
| GpgME::AssuanEngineFeature
| GpgME::EphemeralKeylistModeFeature
| GpgME::ImportFromKeyserverFeature
| GpgME::G13VFSFeature
| GpgME::PasswdFeature
;
static const unsigned long supported_features2 = 0
| GpgME::BinaryAndFineGrainedIdentify
;
bool GpgME::hasFeature(unsigned long features)
{
return features == (features & supported_features);
}
bool GpgME::hasFeature(unsigned long features, unsigned long features2)
{
return features == (features & supported_features)
&& features2 == (features2 & supported_features2)
;
}
int GpgME::setGlobalFlag(const char *name, const char *value)
{
return gpgme_set_global_flag(name, value);
}