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Diffstat (limited to 'lang/cpp/src/gpgsignkeyeditinteractor.cpp')
| -rw-r--r-- | lang/cpp/src/gpgsignkeyeditinteractor.cpp | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/lang/cpp/src/gpgsignkeyeditinteractor.cpp b/lang/cpp/src/gpgsignkeyeditinteractor.cpp deleted file mode 100644 index 164cfc03..00000000 --- a/lang/cpp/src/gpgsignkeyeditinteractor.cpp +++ /dev/null @@ -1,395 +0,0 @@ -/* - gpgsignkeyeditinteractor.cpp - Edit Interactor to change the expiry time of an OpenPGP key - Copyright (C) 2007 Klarälvdalens Datakonsult AB - 2016 Bundesamt für Sicherheit in der Informationstechnik - Software engineering by 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 "gpgsignkeyeditinteractor.h" -#include "error.h" -#include "key.h" - -#include <gpgme.h> - -#include <map> -#include <string> -#include <sstream> - -#include <cassert> -#include <cstring> - -using std::strcmp; - -// avoid conflict (msvc) -#ifdef ERROR -# undef ERROR -#endif - -#ifdef _MSC_VER -#undef snprintf -#define snprintf _snprintf -#endif - -using namespace GpgME; - -class GpgSignKeyEditInteractor::Private -{ -public: - Private(); - - std::string scratch; - bool started; - int options; - std::vector<unsigned int> userIDs; - std::vector<unsigned int>::const_iterator currentId, nextId; - unsigned int checkLevel; - bool dupeOk; - Key key; - struct { - TrustSignatureTrust trust; - std::string depth; - std::string scope; - } trustSignature; - - const char *command() const - { - const bool local = (options & Exportable) == 0; - const bool nonRevoc = options & NonRevocable; - const bool trust = options & Trust; - //TODO: check if all combinations are valid - if (local && nonRevoc && trust) { - return "ltnrsign"; - } - if (local && nonRevoc) { - return "lnrsign"; - } - if (local && trust) { - return "ltsign"; - } - if (local) { - return "lsign"; - } - if (nonRevoc && trust) { - return "tnrsign"; - } - if (nonRevoc) { - return "nrsign"; - } - if (trust) { - return "tsign"; - } - return "sign"; - } - - bool signAll() const - { - return userIDs.empty(); - } - unsigned int nextUserID() - { - assert(nextId != userIDs.end()); - currentId = nextId++; - return currentUserID(); - } - - bool allUserIDsListed() const - { - return nextId == userIDs.end(); - } - - unsigned int currentUserID() const - { - assert(currentId != userIDs.end()); - return *currentId + 1; - } - -}; - -GpgSignKeyEditInteractor::Private::Private() - : - started(false), - options(0), - userIDs(), - currentId(), - nextId(), - checkLevel(0), - dupeOk(false), - trustSignature{TrustSignatureTrust::None, "0", {}} -{ -} - -GpgSignKeyEditInteractor::GpgSignKeyEditInteractor() - : EditInteractor(), d(new Private) -{ - -} - -GpgSignKeyEditInteractor::~GpgSignKeyEditInteractor() -{ - delete d; -} - -// work around --enable-final -namespace GpgSignKeyEditInteractor_Private -{ -enum SignKeyState { - START = EditInteractor::StartState, - COMMAND, - UIDS_ANSWER_SIGN_ALL, - UIDS_LIST_SEPARATELY, - // all these free slots belong to UIDS_LIST_SEPARATELY, too - // (we increase state() by one for each UID, so that action() is called) - UIDS_LIST_SEPARATELY_DONE = 1000000, - SET_EXPIRE, - SET_CHECK_LEVEL, - SET_TRUST_VALUE, - SET_TRUST_DEPTH, - SET_TRUST_REGEXP, - CONFIRM, - CONFIRM2, - DUPE_OK, - DUPE_OK2, - REJECT_SIGN_EXPIRED, - QUIT, - SAVE, - ERROR = EditInteractor::ErrorState -}; - -typedef std::map<std::tuple<SignKeyState, unsigned int, std::string>, SignKeyState> TransitionMap; - -} - -static const char *answer(bool b) -{ - return b ? "Y" : "N"; -} - -static GpgSignKeyEditInteractor_Private::TransitionMap makeTable() -{ - using namespace GpgSignKeyEditInteractor_Private; - TransitionMap tab; - const unsigned int GET_BOOL = GPGME_STATUS_GET_BOOL; - const unsigned int GET_LINE = GPGME_STATUS_GET_LINE; -#define addEntry( s1, status, str, s2 ) tab[std::make_tuple( s1, status, str)] = s2 - addEntry(START, GET_LINE, "keyedit.prompt", COMMAND); - addEntry(COMMAND, GET_BOOL, "keyedit.sign_all.okay", UIDS_ANSWER_SIGN_ALL); - addEntry(COMMAND, GET_BOOL, "sign_uid.expired_okay", REJECT_SIGN_EXPIRED); - addEntry(COMMAND, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(COMMAND, GET_BOOL, "sign_uid.local_promote_okay", CONFIRM2); - addEntry(COMMAND, GET_BOOL, "sign_uid.dupe_okay", DUPE_OK); - addEntry(COMMAND, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(UIDS_ANSWER_SIGN_ALL, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(UIDS_ANSWER_SIGN_ALL, GET_BOOL, "sign_uid.dupe_okay", DUPE_OK); - addEntry(UIDS_ANSWER_SIGN_ALL, GET_LINE, "sign_uid.expire", SET_EXPIRE); - addEntry(UIDS_ANSWER_SIGN_ALL, GET_LINE, "sign_uid.class", SET_CHECK_LEVEL); - addEntry(UIDS_ANSWER_SIGN_ALL, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(SET_TRUST_VALUE, GET_LINE, "trustsig_prompt.trust_depth", SET_TRUST_DEPTH); - addEntry(SET_TRUST_DEPTH, GET_LINE, "trustsig_prompt.trust_regexp", SET_TRUST_REGEXP); - addEntry(SET_TRUST_REGEXP, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(SET_CHECK_LEVEL, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(SET_EXPIRE, GET_BOOL, "sign_uid.class", SET_CHECK_LEVEL); - addEntry(CONFIRM, GET_BOOL, "sign_uid.local_promote_okay", CONFIRM); - addEntry(DUPE_OK, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(DUPE_OK2, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(DUPE_OK, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(DUPE_OK2, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(CONFIRM, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(CONFIRM2, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(CONFIRM, GET_LINE, "keyedit.prompt", COMMAND); - addEntry(CONFIRM, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(CONFIRM, GET_LINE, "sign_uid.expire", SET_EXPIRE); - addEntry(CONFIRM, GET_LINE, "sign_uid.class", SET_CHECK_LEVEL); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_BOOL, "sign_uid.local_promote_okay", CONFIRM); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_LINE, "keyedit.prompt", COMMAND); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_LINE, "trustsig_prompt.trust_value", SET_TRUST_VALUE); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_LINE, "sign_uid.expire", SET_EXPIRE); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_LINE, "sign_uid.class", SET_CHECK_LEVEL); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_BOOL, "sign_uid.okay", CONFIRM); - addEntry(UIDS_LIST_SEPARATELY_DONE, GET_BOOL, "sign_uid.dupe_okay", DUPE_OK); - addEntry(DUPE_OK, GET_BOOL, "sign_uid.dupe_okay", DUPE_OK2); - addEntry(DUPE_OK2, GET_BOOL, "sign_uid.dupe_okay", DUPE_OK); - addEntry(CONFIRM, GET_LINE, "keyedit.prompt", QUIT); - addEntry(REJECT_SIGN_EXPIRED, GET_LINE, "keyedit.prompt", QUIT); - addEntry(ERROR, GET_LINE, "keyedit.prompt", QUIT); - addEntry(QUIT, GET_BOOL, "keyedit.save.okay", SAVE); -#undef addEntry - return tab; -} - -const char *GpgSignKeyEditInteractor::action(Error &err) const -{ - static const char check_level_strings[][2] = { "0", "1", "2", "3" }; - using namespace GpgSignKeyEditInteractor_Private; - using namespace std; - - switch (const unsigned int st = state()) { - case COMMAND: - return d->command(); - case UIDS_ANSWER_SIGN_ALL: - return answer(d->signAll()); - case UIDS_LIST_SEPARATELY_DONE: - return d->command(); - case SET_EXPIRE: - return answer(true); - case SET_TRUST_VALUE: - return d->trustSignature.trust == TrustSignatureTrust::Partial ? "1" : "2"; - case SET_TRUST_DEPTH: - return d->trustSignature.depth.c_str(); - case SET_TRUST_REGEXP: - return d->trustSignature.scope.c_str(); - case SET_CHECK_LEVEL: - return check_level_strings[d->checkLevel]; - case DUPE_OK: - case DUPE_OK2: - return answer(d->dupeOk); - case CONFIRM2: - case CONFIRM: - return answer(true); - case REJECT_SIGN_EXPIRED: - err = Error::fromCode(GPG_ERR_KEY_EXPIRED); - return answer(false); - case QUIT: - return "quit"; - case SAVE: - return answer(true); - default: - if (st >= UIDS_LIST_SEPARATELY && st < UIDS_LIST_SEPARATELY_DONE) { - std::stringstream ss; - auto nextID = d->nextUserID(); - const char *hash; - assert (nextID); - if (!d->key.isNull() && (hash = d->key.userID(nextID - 1).uidhash())) { - /* Prefer uidhash if it is available as it might happen - * that uidattrs break the ordering of the uids in the - * edit-key interface */ - ss << "uid " << hash; - } else { - ss << nextID; - } - d->scratch = ss.str(); - return d->scratch.c_str(); - } - // fall through - case ERROR: - err = Error::fromCode(GPG_ERR_GENERAL); - return nullptr; - } -} - -unsigned int GpgSignKeyEditInteractor::nextState(unsigned int status, const char *args, Error &err) const -{ - d->started = true; - using namespace GpgSignKeyEditInteractor_Private; - static const Error GENERAL_ERROR = Error::fromCode(GPG_ERR_GENERAL); - //static const Error INV_TIME_ERROR = Error::fromCode( GPG_ERR_INV_TIME ); - static const TransitionMap table(makeTable()); - - using namespace GpgSignKeyEditInteractor_Private; - - //lookup transition in map - const TransitionMap::const_iterator it = table.find(std::make_tuple(static_cast<SignKeyState>(state()), status, std::string(args))); - if (it != table.end()) { - return it->second; - } - - //handle cases that cannot be handled via the map - switch (const unsigned int st = state()) { - case UIDS_ANSWER_SIGN_ALL: - if (status == GPGME_STATUS_GET_LINE && - strcmp(args, "keyedit.prompt") == 0) { - if (!d->signAll()) { - return UIDS_LIST_SEPARATELY; - } - err = Error::fromCode(GPG_ERR_UNUSABLE_PUBKEY); - return ERROR; - } - break; - default: - if (st >= UIDS_LIST_SEPARATELY && st < UIDS_LIST_SEPARATELY_DONE) { - if (status == GPGME_STATUS_GET_LINE && - strcmp(args, "keyedit.prompt") == 0) { - return d->allUserIDsListed() ? UIDS_LIST_SEPARATELY_DONE : st + 1 ; - } - } - break; - case CONFIRM: - case ERROR: - err = lastError(); - return ERROR; - } - - err = GENERAL_ERROR; - return ERROR; -} -void GpgSignKeyEditInteractor::setKey(const Key &key) -{ - d->key = key; -} - -void GpgSignKeyEditInteractor::setCheckLevel(unsigned int checkLevel) -{ - assert(!d->started); - assert(checkLevel <= 3); - d->checkLevel = checkLevel; -} - -void GpgSignKeyEditInteractor::setUserIDsToSign(const std::vector<unsigned int> &userIDsToSign) -{ - assert(!d->started); - d->userIDs = userIDsToSign; - d->nextId = d->userIDs.begin(); - d->currentId = d->userIDs.end(); - -} -void GpgSignKeyEditInteractor::setSigningOptions(int options) -{ - assert(!d->started); - d->options = options; -} - -void GpgSignKeyEditInteractor::setDupeOk(bool value) -{ - assert(!d->started); - d->dupeOk = value; -} - -void GpgSignKeyEditInteractor::setTrustSignatureTrust(GpgME::TrustSignatureTrust trust) -{ - assert(!d->started); - assert(trust != TrustSignatureTrust::None); - d->trustSignature.trust = trust; -} - -void GpgSignKeyEditInteractor::setTrustSignatureDepth(unsigned short depth) -{ - assert(!d->started); - assert(depth <= 255); - d->trustSignature.depth = std::to_string(depth); -} - -void GpgSignKeyEditInteractor::setTrustSignatureScope(const std::string &scope) -{ - assert(!d->started); - d->trustSignature.scope = scope; -} |