Line data    Source code

       1             : /*
       2             :   gpgsetownertrusteditinteractor.cpp - Edit Interactor to change the expiry time of an OpenPGP key
       3             :   Copyright (C) 2007 Klarälvdalens Datakonsult AB
       4             :   2016 Bundesamt für Sicherheit in der Informationstechnik
       5             :   Software engineering by Intevation GmbH
       6             : 
       7             :   This file is part of GPGME++.
       8             : 
       9             :   GPGME++ is free software; you can redistribute it and/or
      10             :   modify it under the terms of the GNU Library General Public
      11             :   License as published by the Free Software Foundation; either
      12             :   version 2 of the License, or (at your option) any later version.
      13             : 
      14             :   GPGME++ is distributed in the hope that it will be useful,
      15             :   but WITHOUT ANY WARRANTY; without even the implied warranty of
      16             :   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17             :   GNU Library General Public License for more details.
      18             : 
      19             :   You should have received a copy of the GNU Library General Public License
      20             :   along with GPGME++; see the file COPYING.LIB.  If not, write to the
      21             :   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
      22             :   Boston, MA 02110-1301, USA.
      23             : */
      24             : 
      25             : #ifdef HAVE_CONFIG_H
      26             :  #include "config.h"
      27             : #endif
      28             : 
      29             : #include "gpgsetownertrusteditinteractor.h"
      30             : #include "error.h"
      31             : 
      32             : #include <gpgme.h>
      33             : 
      34             : #include <cstring>
      35             : 
      36             : using std::strcmp;
      37             : 
      38             : // avoid conflict (msvc)
      39             : #ifdef ERROR
      40             : # undef ERROR
      41             : #endif
      42             : 
      43             : using namespace GpgME;
      44             : 
      45           2 : GpgSetOwnerTrustEditInteractor::GpgSetOwnerTrustEditInteractor(Key::OwnerTrust ot)
      46             :     : EditInteractor(),
      47           2 :       m_ownertrust(ot)
      48             : {
      49             : 
      50           2 : }
      51             : 
      52           4 : GpgSetOwnerTrustEditInteractor::~GpgSetOwnerTrustEditInteractor() {}
      53             : 
      54             : // work around --enable-final
      55             : namespace GpgSetOwnerTrustEditInteractor_Private
      56             : {
      57             : enum {
      58             :     START = EditInteractor::StartState,
      59             :     COMMAND,
      60             :     VALUE,
      61             :     REALLY_ULTIMATE,
      62             :     QUIT,
      63             :     SAVE,
      64             : 
      65             :     ERROR = EditInteractor::ErrorState
      66             : };
      67             : }
      68             : 
      69           7 : const char *GpgSetOwnerTrustEditInteractor::action(Error &err) const
      70             : {
      71             :     static const char truststrings[][2] = { "1", "1", "2", "3", "4", "5" };
      72             : 
      73             :     using namespace GpgSetOwnerTrustEditInteractor_Private;
      74             : 
      75           7 :     switch (state()) {
      76             :     case COMMAND:
      77           2 :         return "trust";
      78             :     case VALUE:
      79           2 :         return truststrings[m_ownertrust];
      80             :     case REALLY_ULTIMATE:
      81           1 :         return "Y";
      82             :     case QUIT:
      83           2 :         return "quit";
      84             :     case SAVE:
      85           0 :         return "Y";
      86             :     case START:
      87             :     case ERROR:
      88           0 :         return 0;
      89             :     default:
      90           0 :         err = Error::fromCode(GPG_ERR_GENERAL);
      91           0 :         return 0;
      92             :     }
      93             : }
      94             : 
      95          18 : unsigned int GpgSetOwnerTrustEditInteractor::nextState(unsigned int status, const char *args, Error &err) const
      96             : {
      97             : 
      98          18 :     static const Error GENERAL_ERROR = Error::fromCode(GPG_ERR_GENERAL);
      99             :     //static const Error INV_TIME_ERROR = Error::fromCode( GPG_ERR_INV_TIME );
     100             : 
     101          18 :     if (needsNoResponse(status)) {
     102          11 :         return state();
     103             :     }
     104             : 
     105             :     using namespace GpgSetOwnerTrustEditInteractor_Private;
     106             : 
     107           7 :     switch (state()) {
     108             :     case START:
     109           4 :         if (status == GPGME_STATUS_GET_LINE &&
     110           2 :                 strcmp(args, "keyedit.prompt") == 0) {
     111           2 :             return COMMAND;
     112             :         }
     113           0 :         err = GENERAL_ERROR;
     114           0 :         return ERROR;
     115             :     case COMMAND:
     116           4 :         if (status == GPGME_STATUS_GET_LINE &&
     117           2 :                 strcmp(args, "edit_ownertrust.value") == 0) {
     118           2 :             return VALUE;
     119             :         }
     120           0 :         err = GENERAL_ERROR;
     121           0 :         return ERROR;
     122             :     case VALUE:
     123           3 :         if (status == GPGME_STATUS_GET_LINE &&
     124           1 :                 strcmp(args, "keyedit.prompt") == 0) {
     125           1 :             return QUIT;
     126           2 :         } else if (status == GPGME_STATUS_GET_BOOL &&
     127           1 :                    strcmp(args, "edit_ownertrust.set_ultimate.okay") == 0) {
     128           1 :             return REALLY_ULTIMATE;
     129             :         }
     130           0 :         err = GENERAL_ERROR;
     131           0 :         return ERROR;
     132             :     case REALLY_ULTIMATE:
     133           2 :         if (status == GPGME_STATUS_GET_LINE &&
     134           1 :                 strcmp(args, "keyedit.prompt") == 0) {
     135           1 :             return QUIT;
     136             :         }
     137           0 :         err = GENERAL_ERROR;
     138           0 :         return ERROR;
     139             :     case QUIT:
     140           0 :         if (status == GPGME_STATUS_GET_BOOL &&
     141           0 :                 strcmp(args, "keyedit.save.okay") == 0) {
     142           0 :             return SAVE;
     143             :         }
     144           0 :         err = GENERAL_ERROR;
     145           0 :         return ERROR;
     146             :     case ERROR:
     147           0 :         if (status == GPGME_STATUS_GET_LINE &&
     148           0 :                 strcmp(args, "keyedit.prompt") == 0) {
     149           0 :             return QUIT;
     150             :         }
     151           0 :         err = lastError();
     152           0 :         return ERROR;
     153             :     default:
     154           0 :         err = GENERAL_ERROR;
     155           0 :         return ERROR;
     156             :     };
     157             : }