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	diff --git a/src/key.cpp b/src/key.cpp
	index 4638fd86..4b370207 100644
	--- a/src/key.cpp
	+++ b/src/key.cpp
	@@ -1,1098 +1,1097 @@
	/*
	key.cpp - wraps a gpgme key
	Copyright (C) 2003, 2005 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.
	*/

	#ifdef HAVE_CONFIG_H
	#include "config.h"
	#endif

	#include <key.h>

	#include "util.h"
	#include "tofuinfo.h"
	#include "context.h"

	#include <gpgme.h>

	#include <string.h>
	#include <strings.h>
	#include <istream>
	#include <iterator>

	const GpgME::Key::Null GpgME::Key::null;

	namespace GpgME
	{

	Key::Key() : key() {}

	Key::Key(const Null &) : key() {}

	Key::Key(const shared_gpgme_key_t &k) : key(k) {}

	Key::Key(gpgme_key_t k, bool ref)
	: key(k
	? shared_gpgme_key_t(k, &gpgme_key_unref)
	: shared_gpgme_key_t())
	{
	if (ref && impl()) {
	gpgme_key_ref(impl());
	}
	}

	UserID Key::userID(unsigned int index) const
	{
	return UserID(key, index);
	}

	Subkey Key::subkey(unsigned int index) const
	{
	return Subkey(key, index);
	}

	unsigned int Key::numUserIDs() const
	{
	if (!key) {
	return 0;
	}
	unsigned int count = 0;
	for (gpgme_user_id_t uid = key->uids ; uid ; uid = uid->next) {
	++count;
	}
	return count;
	}

	unsigned int Key::numSubkeys() const
	{
	if (!key) {
	return 0;
	}
	unsigned int count = 0;
	for (gpgme_sub_key_t subkey = key->subkeys ; subkey ; subkey = subkey->next) {
	++count;
	}
	return count;
	}

	std::vector<UserID> Key::userIDs() const
	{
	if (!key) {
	return std::vector<UserID>();
	}

	std::vector<UserID> v;
	v.reserve(numUserIDs());
	for (gpgme_user_id_t uid = key->uids ; uid ; uid = uid->next) {
	v.push_back(UserID(key, uid));
	}
	return v;
	}

	std::vector<Subkey> Key::subkeys() const
	{
	if (!key) {
	return std::vector<Subkey>();
	}

	std::vector<Subkey> v;
	v.reserve(numSubkeys());
	for (gpgme_sub_key_t subkey = key->subkeys ; subkey ; subkey = subkey->next) {
	v.push_back(Subkey(key, subkey));
	}
	return v;
	}

	Key::OwnerTrust Key::ownerTrust() const
	{
	if (!key) {
	return Unknown;
	}
	switch (key->owner_trust) {
	default:
	case GPGME_VALIDITY_UNKNOWN: return Unknown;
	case GPGME_VALIDITY_UNDEFINED: return Undefined;
	case GPGME_VALIDITY_NEVER: return Never;
	case GPGME_VALIDITY_MARGINAL: return Marginal;
	case GPGME_VALIDITY_FULL: return Full;
	case GPGME_VALIDITY_ULTIMATE: return Ultimate;
	}
	}
	char Key::ownerTrustAsString() const
	{
	if (!key) {
	return '?';
	}
	switch (key->owner_trust) {
	default:
	case GPGME_VALIDITY_UNKNOWN: return '?';
	case GPGME_VALIDITY_UNDEFINED: return 'q';
	case GPGME_VALIDITY_NEVER: return 'n';
	case GPGME_VALIDITY_MARGINAL: return 'm';
	case GPGME_VALIDITY_FULL: return 'f';
	case GPGME_VALIDITY_ULTIMATE: return 'u';
	}
	}

	Protocol Key::protocol() const
	{
	if (!key) {
	return UnknownProtocol;
	}
	switch (key->protocol) {
	case GPGME_PROTOCOL_CMS: return CMS;
	case GPGME_PROTOCOL_OpenPGP: return OpenPGP;
	default: return UnknownProtocol;
	}
	}

	const char *Key::protocolAsString() const
	{
	return key ? gpgme_get_protocol_name(key->protocol) : nullptr ;
	}

	bool Key::isRevoked() const
	{
	return key && key->revoked;
	}

	bool Key::isExpired() const
	{
	return key && key->expired;
	}

	bool Key::isDisabled() const
	{
	return key && key->disabled;
	}

	bool Key::isInvalid() const
	{
	return key && key->invalid;
	}

	bool Key::hasSecret() const
	{
	return key && key->secret;
	}

	bool Key::isRoot() const
	{
	return key && key->subkeys && key->subkeys->fpr && key->chain_id &&
	strcasecmp(key->subkeys->fpr, key->chain_id) == 0;
	}

	bool Key::canEncrypt() const
	{
	return key && key->can_encrypt;
	}

	bool Key::canSign() const
	{
	#ifndef GPGME_CAN_SIGN_ON_SECRET_OPENPGP_KEYLISTING_NOT_BROKEN
	if (key && key->protocol == GPGME_PROTOCOL_OpenPGP) {
	return true;
	}
	#endif
	return canReallySign();
	}

	bool Key::canReallySign() const
	{
	return key && key->can_sign;
	}

	bool Key::canCertify() const
	{
	return key && key->can_certify;
	}

	bool Key::canAuthenticate() const
	{
	return key && key->can_authenticate;
	}

	bool Key::isQualified() const
	{
	return key && key->is_qualified;
	}

	bool Key::isDeVs() const
	{
	if (!key) {
	return false;
	}
	if (!key->subkeys \|\| !key->subkeys->is_de_vs) {
	return false;
	}
	for (gpgme_sub_key_t subkey = key->subkeys ; subkey ; subkey = subkey->next) {
	if (!subkey->is_de_vs) {
	return false;
	}
	}
	return true;
	}

	const char *Key::issuerSerial() const
	{
	return key ? key->issuer_serial : nullptr ;
	}
	const char *Key::issuerName() const
	{
	return key ? key->issuer_name : nullptr ;
	}
	const char *Key::chainID() const
	{
	return key ? key->chain_id : nullptr ;
	}

	const char *Key::keyID() const
	{
	return key && key->subkeys ? key->subkeys->keyid : nullptr ;
	}

	const char *Key::shortKeyID() const
	{
	if (!key \|\| !key->subkeys \|\| !key->subkeys->keyid) {
	return nullptr;
	}
	const int len = strlen(key->subkeys->keyid);
	if (len > 8) {
	return key->subkeys->keyid + len - 8; // return the last 8 bytes (in hex notation)
	} else {
	return key->subkeys->keyid;
	}
	}

	const char *Key::primaryFingerprint() const
	{
	if (!key) {
	return nullptr;
	}
	if (key->fpr) {
	/* Return what gpgme thinks is the primary fingerprint */
	return key->fpr;
	}
	if (key->subkeys) {
	/* Return the first subkeys fingerprint */
	return key->subkeys->fpr;
	}
	return nullptr;
	}

	unsigned int Key::keyListMode() const
	{
	return key ? convert_from_gpgme_keylist_mode_t(key->keylist_mode) : 0;
	}

	const Key &Key::mergeWith(const Key &other)
	{
	// ### incomplete. Just merges has* and can*, nothing else atm
	// ### detach also missing

	if (!this->primaryFingerprint() \|\|
	!other.primaryFingerprint() \|\|
	strcasecmp(this->primaryFingerprint(), other.primaryFingerprint()) != 0) {
	return *this; // only merge the Key object which describe the same key
	}

	const gpgme_key_t me = impl();
	const gpgme_key_t him = other.impl();

	if (!me \|\| !him) {
	return *this;
	}

	me->revoked \|= him->revoked;
	me->expired \|= him->expired;
	me->disabled \|= him->disabled;
	me->invalid \|= him->invalid;
	me->can_encrypt \|= him->can_encrypt;
	me->can_sign \|= him->can_sign;
	me->can_certify \|= him->can_certify;
	me->secret \|= him->secret;
	me->can_authenticate \|= him->can_authenticate;
	me->is_qualified \|= him->is_qualified;
	me->keylist_mode \|= him->keylist_mode;

	// make sure the gpgme_sub_key_t::is_cardkey flag isn't lost:
	for (gpgme_sub_key_t mysk = me->subkeys ; mysk ; mysk = mysk->next) {
	for (gpgme_sub_key_t hissk = him->subkeys ; hissk ; hissk = hissk->next) {
	if (strcmp(mysk->fpr, hissk->fpr) == 0) {
	mysk->is_cardkey \|= hissk->is_cardkey;
	break;
	}
	}
	}

	return *this;
	}

	void Key::update()
	{
	if (isNull() \|\| !primaryFingerprint()) {
	return;
	}
	auto ctx = Context::createForProtocol(protocol());
	if (!ctx) {
	return;
	}
	ctx->setKeyListMode(KeyListMode::Local \|
	KeyListMode::Signatures \|
	KeyListMode::SignatureNotations \|
	KeyListMode::Validate \|
	KeyListMode::WithTofu);
	Error err;
	auto newKey = ctx->key(primaryFingerprint(), err, true);
	// Not secret so we get the information from the pubring.
	- if (newKey.isNull())
	- {
	+ if (newKey.isNull()) {
	newKey = ctx->key(primaryFingerprint(), err, false);
	- }
	+ }
	delete ctx;
	if (err) {
	return;
	}
	swap(newKey);
	return;
	}

	// static
	Key Key::locate(const char *mbox)
	{
	if (!mbox) {
	return Key();
	}

	auto ctx = Context::createForProtocol(OpenPGP);
	if (!ctx) {
	return Key();
	}

	ctx->setKeyListMode (Extern \| Local);

	Error e = ctx->startKeyListing (mbox);
	auto ret = ctx->nextKey (e);
	delete ctx;

	return ret;
	}

	//
	//
	// class Subkey
	//
	//

	gpgme_sub_key_t find_subkey(const shared_gpgme_key_t &key, unsigned int idx)
	{
	if (key) {
	for (gpgme_sub_key_t s = key->subkeys ; s ; s = s->next, --idx) {
	if (idx == 0) {
	return s;
	}
	}
	}
	return nullptr;
	}

	gpgme_sub_key_t verify_subkey(const shared_gpgme_key_t &key, gpgme_sub_key_t subkey)
	{
	if (key) {
	for (gpgme_sub_key_t s = key->subkeys ; s ; s = s->next) {
	if (s == subkey) {
	return subkey;
	}
	}
	}
	return nullptr;
	}

	Subkey::Subkey() : key(), subkey(nullptr) {}

	Subkey::Subkey(const shared_gpgme_key_t &k, unsigned int idx)
	: key(k), subkey(find_subkey(k, idx))
	{

	}

	Subkey::Subkey(const shared_gpgme_key_t &k, gpgme_sub_key_t sk)
	: key(k), subkey(verify_subkey(k, sk))
	{

	}

	Key Subkey::parent() const
	{
	return Key(key);
	}

	const char *Subkey::keyID() const
	{
	return subkey ? subkey->keyid : nullptr ;
	}

	const char *Subkey::fingerprint() const
	{
	return subkey ? subkey->fpr : nullptr ;
	}

	Subkey::PubkeyAlgo Subkey::publicKeyAlgorithm() const
	{
	return subkey ? static_cast<PubkeyAlgo>(subkey->pubkey_algo) : AlgoUnknown;
	}

	const char *Subkey::publicKeyAlgorithmAsString() const
	{
	return gpgme_pubkey_algo_name(subkey ? subkey->pubkey_algo : (gpgme_pubkey_algo_t)0);
	}

	/* static */
	const char *Subkey::publicKeyAlgorithmAsString(PubkeyAlgo algo)
	{
	if (algo == AlgoUnknown) {
	return NULL;
	}
	return gpgme_pubkey_algo_name(static_cast<gpgme_pubkey_algo_t>(algo));
	}

	std::string Subkey::algoName() const
	{
	char *gpgmeStr;
	if (subkey && (gpgmeStr = gpgme_pubkey_algo_string(subkey))) {
	std::string ret = std::string(gpgmeStr);
	gpgme_free(gpgmeStr);
	return ret;
	}
	return std::string();
	}

	bool Subkey::canEncrypt() const
	{
	return subkey && subkey->can_encrypt;
	}

	bool Subkey::canSign() const
	{
	return subkey && subkey->can_sign;
	}

	bool Subkey::canCertify() const
	{
	return subkey && subkey->can_certify;
	}

	bool Subkey::canAuthenticate() const
	{
	return subkey && subkey->can_authenticate;
	}

	bool Subkey::isQualified() const
	{
	return subkey && subkey->is_qualified;
	}

	bool Subkey::isDeVs() const
	{
	return subkey && subkey->is_de_vs;
	}

	bool Subkey::isCardKey() const
	{
	return subkey && subkey->is_cardkey;
	}

	const char *Subkey::cardSerialNumber() const
	{
	return subkey ? subkey->card_number : nullptr;
	}

	const char *Subkey::keyGrip() const
	{
	return subkey ? subkey->keygrip : nullptr;
	}

	bool Subkey::isSecret() const
	{
	return subkey && subkey->secret;
	}

	unsigned int Subkey::length() const
	{
	return subkey ? subkey->length : 0 ;
	}

	time_t Subkey::creationTime() const
	{
	return static_cast<time_t>(subkey ? subkey->timestamp : 0);
	}

	time_t Subkey::expirationTime() const
	{
	return static_cast<time_t>(subkey ? subkey->expires : 0);
	}

	bool Subkey::neverExpires() const
	{
	return expirationTime() == time_t(0);
	}

	bool Subkey::isRevoked() const
	{
	return subkey && subkey->revoked;
	}

	bool Subkey::isInvalid() const
	{
	return subkey && subkey->invalid;
	}

	bool Subkey::isExpired() const
	{
	return subkey && subkey->expired;
	}

	bool Subkey::isDisabled() const
	{
	return subkey && subkey->disabled;
	}

	//
	//
	// class UserID
	//
	//

	gpgme_user_id_t find_uid(const shared_gpgme_key_t &key, unsigned int idx)
	{
	if (key) {
	for (gpgme_user_id_t u = key->uids ; u ; u = u->next, --idx) {
	if (idx == 0) {
	return u;
	}
	}
	}
	return nullptr;
	}

	gpgme_user_id_t verify_uid(const shared_gpgme_key_t &key, gpgme_user_id_t uid)
	{
	if (key) {
	for (gpgme_user_id_t u = key->uids ; u ; u = u->next) {
	if (u == uid) {
	return uid;
	}
	}
	}
	return nullptr;
	}

	UserID::UserID() : key(), uid(nullptr) {}

	UserID::UserID(const shared_gpgme_key_t &k, gpgme_user_id_t u)
	: key(k), uid(verify_uid(k, u))
	{

	}

	UserID::UserID(const shared_gpgme_key_t &k, unsigned int idx)
	: key(k), uid(find_uid(k, idx))
	{

	}

	Key UserID::parent() const
	{
	return Key(key);
	}

	UserID::Signature UserID::signature(unsigned int index) const
	{
	return Signature(key, uid, index);
	}

	unsigned int UserID::numSignatures() const
	{
	if (!uid) {
	return 0;
	}
	unsigned int count = 0;
	for (gpgme_key_sig_t sig = uid->signatures ; sig ; sig = sig->next) {
	++count;
	}
	return count;
	}

	std::vector<UserID::Signature> UserID::signatures() const
	{
	if (!uid) {
	return std::vector<Signature>();
	}

	std::vector<Signature> v;
	v.reserve(numSignatures());
	for (gpgme_key_sig_t sig = uid->signatures ; sig ; sig = sig->next) {
	v.push_back(Signature(key, uid, sig));
	}
	return v;
	}

	const char *UserID::id() const
	{
	return uid ? uid->uid : nullptr ;
	}

	const char *UserID::name() const
	{
	return uid ? uid->name : nullptr ;
	}

	const char *UserID::email() const
	{
	return uid ? uid->email : nullptr ;
	}

	const char *UserID::comment() const
	{
	return uid ? uid->comment : nullptr ;
	}

	UserID::Validity UserID::validity() const
	{
	if (!uid) {
	return Unknown;
	}
	switch (uid->validity) {
	default:
	case GPGME_VALIDITY_UNKNOWN: return Unknown;
	case GPGME_VALIDITY_UNDEFINED: return Undefined;
	case GPGME_VALIDITY_NEVER: return Never;
	case GPGME_VALIDITY_MARGINAL: return Marginal;
	case GPGME_VALIDITY_FULL: return Full;
	case GPGME_VALIDITY_ULTIMATE: return Ultimate;
	}
	}

	char UserID::validityAsString() const
	{
	if (!uid) {
	return '?';
	}
	switch (uid->validity) {
	default:
	case GPGME_VALIDITY_UNKNOWN: return '?';
	case GPGME_VALIDITY_UNDEFINED: return 'q';
	case GPGME_VALIDITY_NEVER: return 'n';
	case GPGME_VALIDITY_MARGINAL: return 'm';
	case GPGME_VALIDITY_FULL: return 'f';
	case GPGME_VALIDITY_ULTIMATE: return 'u';
	}
	}

	bool UserID::isRevoked() const
	{
	return uid && uid->revoked;
	}

	bool UserID::isInvalid() const
	{
	return uid && uid->invalid;
	}

	TofuInfo UserID::tofuInfo() const
	{
	if (!uid) {
	return TofuInfo();
	}
	return TofuInfo(uid->tofu);
	}

	//
	//
	// class Signature
	//
	//

	gpgme_key_sig_t find_signature(gpgme_user_id_t uid, unsigned int idx)
	{
	if (uid) {
	for (gpgme_key_sig_t s = uid->signatures ; s ; s = s->next, --idx) {
	if (idx == 0) {
	return s;
	}
	}
	}
	return nullptr;
	}

	gpgme_key_sig_t verify_signature(gpgme_user_id_t uid, gpgme_key_sig_t sig)
	{
	if (uid) {
	for (gpgme_key_sig_t s = uid->signatures ; s ; s = s->next) {
	if (s == sig) {
	return sig;
	}
	}
	}
	return nullptr;
	}

	UserID::Signature::Signature() : key(), uid(nullptr), sig(nullptr) {}

	UserID::Signature::Signature(const shared_gpgme_key_t &k, gpgme_user_id_t u, unsigned int idx)
	: key(k), uid(verify_uid(k, u)), sig(find_signature(uid, idx))
	{

	}

	UserID::Signature::Signature(const shared_gpgme_key_t &k, gpgme_user_id_t u, gpgme_key_sig_t s)
	: key(k), uid(verify_uid(k, u)), sig(verify_signature(uid, s))
	{

	}

	UserID UserID::Signature::parent() const
	{
	return UserID(key, uid);
	}

	const char *UserID::Signature::signerKeyID() const
	{
	return sig ? sig->keyid : nullptr ;
	}

	const char *UserID::Signature::algorithmAsString() const
	{
	return gpgme_pubkey_algo_name(sig ? sig->pubkey_algo : (gpgme_pubkey_algo_t)0);
	}

	unsigned int UserID::Signature::algorithm() const
	{
	return sig ? sig->pubkey_algo : 0 ;
	}

	time_t UserID::Signature::creationTime() const
	{
	return static_cast<time_t>(sig ? sig->timestamp : 0);
	}

	time_t UserID::Signature::expirationTime() const
	{
	return static_cast<time_t>(sig ? sig->expires : 0);
	}

	bool UserID::Signature::neverExpires() const
	{
	return expirationTime() == time_t(0);
	}

	bool UserID::Signature::isRevokation() const
	{
	return sig && sig->revoked;
	}

	bool UserID::Signature::isInvalid() const
	{
	return sig && sig->invalid;
	}

	bool UserID::Signature::isExpired() const
	{
	return sig && sig->expired;
	}

	bool UserID::Signature::isExportable() const
	{
	return sig && sig->exportable;
	}

	const char *UserID::Signature::signerUserID() const
	{
	return sig ? sig->uid : nullptr ;
	}

	const char *UserID::Signature::signerName() const
	{
	return sig ? sig->name : nullptr ;
	}

	const char *UserID::Signature::signerEmail() const
	{
	return sig ? sig->email : nullptr ;
	}

	const char *UserID::Signature::signerComment() const
	{
	return sig ? sig->comment : nullptr ;
	}

	unsigned int UserID::Signature::certClass() const
	{
	return sig ? sig->sig_class : 0 ;
	}

	UserID::Signature::Status UserID::Signature::status() const
	{
	if (!sig) {
	return GeneralError;
	}

	switch (gpgme_err_code(sig->status)) {
	case GPG_ERR_NO_ERROR: return NoError;
	case GPG_ERR_SIG_EXPIRED: return SigExpired;
	case GPG_ERR_KEY_EXPIRED: return KeyExpired;
	case GPG_ERR_BAD_SIGNATURE: return BadSignature;
	case GPG_ERR_NO_PUBKEY: return NoPublicKey;
	default:
	case GPG_ERR_GENERAL: return GeneralError;
	}
	}

	std::string UserID::Signature::statusAsString() const
	{
	if (!sig) {
	return std::string();
	}
	char buf[ 1024 ];
	gpgme_strerror_r(sig->status, buf, sizeof buf);
	buf[ sizeof buf - 1 ] = '\0';
	return std::string(buf);
	}

	GpgME::Notation UserID::Signature::notation(unsigned int idx) const
	{
	if (!sig) {
	return GpgME::Notation();
	}
	for (gpgme_sig_notation_t nota = sig->notations ; nota ; nota = nota->next) {
	if (nota->name) {
	if (idx-- == 0) {
	return GpgME::Notation(nota);
	}
	}
	}
	return GpgME::Notation();
	}

	unsigned int UserID::Signature::numNotations() const
	{
	if (!sig) {
	return 0;
	}
	unsigned int count = 0;
	for (gpgme_sig_notation_t nota = sig->notations ; nota ; nota = nota->next) {
	if (nota->name) {
	++count; // others are policy URLs...
	}
	}
	return count;
	}

	std::vector<Notation> UserID::Signature::notations() const
	{
	if (!sig) {
	return std::vector<GpgME::Notation>();
	}
	std::vector<GpgME::Notation> v;
	v.reserve(numNotations());
	for (gpgme_sig_notation_t nota = sig->notations ; nota ; nota = nota->next) {
	if (nota->name) {
	v.push_back(GpgME::Notation(nota));
	}
	}
	return v;
	}

	const char *UserID::Signature::policyURL() const
	{
	if (!sig) {
	return nullptr;
	}
	for (gpgme_sig_notation_t nota = sig->notations ; nota ; nota = nota->next) {
	if (!nota->name) {
	return nota->value;
	}
	}
	return nullptr;
	}

	std::string UserID::addrSpecFromString(const char *userid)
	{
	if (!userid) {
	return std::string();
	}
	char *normalized = gpgme_addrspec_from_uid (userid);
	if (normalized) {
	std::string ret(normalized);
	gpgme_free(normalized);
	return ret;
	}
	return std::string();
	}

	std::string UserID::addrSpec() const
	{
	if (!uid \|\| !uid->address) {
	return std::string();
	}

	return uid->address;
	}

	Error UserID::revoke()
	{
	if (isNull()) {
	return Error::fromCode(GPG_ERR_GENERAL);
	}
	auto ctx = Context::createForProtocol(parent().protocol());
	if (!ctx) {
	return Error::fromCode(GPG_ERR_INV_ENGINE);
	}
	Error ret = ctx->revUid(key, id());
	delete ctx;
	return ret;
	}

	static Key::Origin gpgme_origin_to_pp_origin (const unsigned int origin)
	{
	switch (origin) {
	case GPGME_KEYORG_KS:
	return Key::OriginKS;
	case GPGME_KEYORG_DANE:
	return Key::OriginDane;
	case GPGME_KEYORG_WKD:
	return Key::OriginWKD;
	case GPGME_KEYORG_URL:
	return Key::OriginURL;
	case GPGME_KEYORG_FILE:
	return Key::OriginFile;
	case GPGME_KEYORG_SELF:
	return Key::OriginSelf;
	case GPGME_KEYORG_OTHER:
	return Key::OriginOther;
	case GPGME_KEYORG_UNKNOWN:
	default:
	return Key::OriginUnknown;
	}
	}

	Key::Origin UserID::origin() const
	{
	if (isNull()) {
	return Key::OriginUnknown;
	}
	return gpgme_origin_to_pp_origin(uid->origin);
	}

	time_t UserID::lastUpdate() const
	{
	return static_cast<time_t>(uid ? uid->last_update : 0);
	}

	Error Key::addUid(const char *uid)
	{
	if (isNull()) {
	return Error::fromCode(GPG_ERR_GENERAL);
	}
	auto ctx = Context::createForProtocol(protocol());
	if (!ctx) {
	return Error::fromCode(GPG_ERR_INV_ENGINE);
	}
	Error ret = ctx->addUid(key, uid);
	delete ctx;
	return ret;
	}

	Key::Origin Key::origin() const
	{
	if (isNull()) {
	return OriginUnknown;
	}
	return gpgme_origin_to_pp_origin(key->origin);
	}

	time_t Key::lastUpdate() const
	{
	return static_cast<time_t>(key ? key->last_update : 0);
	}

	bool Key::isBad() const
	{
	return isNull() \|\| isRevoked() \|\| isExpired() \|\| isDisabled() \|\| isInvalid();
	}

	bool Subkey::isBad() const
	{
	return isNull() \|\| isRevoked() \|\| isExpired() \|\| isDisabled() \|\| isInvalid();
	}

	bool UserID::isBad() const
	{
	return isNull() \|\| isRevoked() \|\| isInvalid();
	}

	bool UserID::Signature::isBad() const
	{
	return isNull() \|\| isExpired() \|\| isInvalid();
	}

	std::ostream &operator<<(std::ostream &os, const UserID &uid)
	{
	os << "GpgME::UserID(";
	if (!uid.isNull()) {
	os << "\n name: " << protect(uid.name())
	<< "\n email: " << protect(uid.email())
	<< "\n mbox: " << uid.addrSpec()
	<< "\n comment: " << protect(uid.comment())
	<< "\n validity: " << uid.validityAsString()
	<< "\n revoked: " << uid.isRevoked()
	<< "\n invalid: " << uid.isInvalid()
	<< "\n numsigs: " << uid.numSignatures()
	<< "\n origin: " << uid.origin()
	<< "\n updated: " << uid.lastUpdate()
	<< "\n tofuinfo:\n" << uid.tofuInfo();
	}
	return os << ')';
	}

	std::ostream &operator<<(std::ostream &os, const Key &key)
	{
	os << "GpgME::Key(";
	if (!key.isNull()) {
	os << "\n protocol: " << protect(key.protocolAsString())
	<< "\n ownertrust: " << key.ownerTrustAsString()
	<< "\n issuer: " << protect(key.issuerName())
	<< "\n fingerprint:" << protect(key.primaryFingerprint())
	<< "\n listmode: " << key.keyListMode()
	<< "\n canSign: " << key.canReallySign()
	<< "\n canEncrypt: " << key.canEncrypt()
	<< "\n canCertify: " << key.canCertify()
	<< "\n canAuth: " << key.canAuthenticate()
	<< "\n origin: " << key.origin()
	<< "\n updated: " << key.lastUpdate()
	<< "\n uids:\n";
	const std::vector<UserID> uids = key.userIDs();
	std::copy(uids.begin(), uids.end(),
	std::ostream_iterator<UserID>(os, "\n"));
	}
	return os << ')';
	}

	} // namespace GpgME

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