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/* wptKeyRevokeDlg.cpp - Key revocation dialog |
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* Copyright (C) 2001, 2002, 2003 Timo Schulz |
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* |
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* This file is part of WinPT. |
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* |
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* WinPT is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* WinPT is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with WinPT; if not, write to the Free Software Foundation, |
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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|
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#include <windows.h> |
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|
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#include "../resource.h" |
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#include "wptErrors.h" |
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#include "wptGPG.h" |
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#include "wptW32API.h" |
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#include "wptTypes.h" |
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#include "wptCommonCtl.h" |
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#include "wptContext.h" /* for passphrase_s */ |
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#include "wptDlgs.h" |
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#include "wptNLS.h" |
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#include "wptUTF8.h" |
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|
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|
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static const char * |
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mk_cert_fname( const char * keyid ) |
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{ |
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static char fname[128]; |
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|
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if( strlen( keyid ) > 32 ) |
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return NULL; |
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_snprintf( fname, sizeof fname-1, "%s-revcert.asc", keyid ); |
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return fname; |
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} /* mk_cert_fname */ |
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|
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|
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BOOL CALLBACK |
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key_revoke_dlg_proc( HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam ) |
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{ |
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static winpt_key_t k; |
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HWND list; |
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int idx, use_desc, chk = 0, pgpmode = 0; |
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char desc[256], file[256], * p = NULL; |
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char pwd[256]; |
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gpgme_editkey_t rev; |
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gpgme_data_t rev_cert; |
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gpgme_ctx_t c; |
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gpgme_error_t err; |
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|
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switch( msg ) { |
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case WM_INITDIALOG: |
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if( !lparam ) |
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dlg_fatal_error(dlg, "Could not get dialog param!"); |
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k = (winpt_key_t )lparam; |
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#ifndef LANG_DE |
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SetWindowText( dlg, _("Key Revocation") ); |
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#endif |
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SetDlgItemText( dlg, IDC_KEYREVOKE_HINT, |
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_("Please move this certificate to a medium where it can be " |
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"stored in a safe place (floppy, CDR, etc..). " |
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"If an attacker gets access to this certificate he can use it to " |
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"render your key unusable!") ); |
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list = GetDlgItem( dlg, IDC_KEYREVOKE_REASON ); |
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listbox_add_string( list, _("0. No reason specified") ); |
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listbox_add_string( list, _("1. Key has been compromised") ); |
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listbox_add_string( list, _("2. Key is superseded") ); |
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listbox_add_string( list, _("3. Key is no longer used") ); |
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/* we set the PGP revoke mode by default because it does not do any |
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* harm and makes sure the revocation certificate is compatible with PGP. |
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*/ |
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CheckDlgButton (dlg, IDC_KEYREVOKE_PGPMODE, BST_CHECKED); |
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SetDlgItemText (dlg, IDC_KEYREVOKE_PGPMODE, _("Make output &PGP compatible")); |
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SetForegroundWindow (dlg); |
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center_window (dlg); |
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return TRUE; |
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|
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case WM_SYSCOMMAND: |
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if( LOWORD( wparam ) == SC_CLOSE ) { |
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SetDlgItemText( dlg, IDC_KEYREVOKE_PWD, "" ); |
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EndDialog( dlg, TRUE ); |
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} |
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return FALSE; |
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|
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case WM_COMMAND: |
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switch( LOWORD( wparam ) ) { |
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case IDC_KEYREVOKE_CHOOSE: |
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const char *s, * name; |
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name = mk_cert_fname( k->keyid ); |
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s = get_filename_dlg( dlg, 1, _("Choose File to save the Certificate"), NULL, name ); |
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if( s && *s ) |
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SetDlgItemText( dlg, IDC_KEYREVOKE_FILE, s ); |
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return TRUE; |
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|
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case IDOK: |
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list = GetDlgItem( dlg, IDC_KEYREVOKE_REASON ); |
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idx = SendMessage( list, LB_GETCURSEL, NULL, NULL ); |
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if( idx < 0 || idx > 3 ) { |
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msg_box( dlg, _("Please select a reason."), _("Key Revocation"), MB_ERR ); |
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return FALSE; |
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} |
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if( !GetDlgItemText(dlg, IDC_KEYREVOKE_FILE, file, sizeof file-1 ) ) { |
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msg_box( dlg, _("Please enter a filename."), _("Key Revocation"), MB_ERR ); |
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return FALSE; |
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} |
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use_desc = 1; |
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if( !GetDlgItemText( dlg, IDC_KEYREVOKE_TEXT, desc, sizeof desc-1 ) ) |
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use_desc = 0; |
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if( !GetDlgItemText( dlg, IDC_KEYREVOKE_PWD, pwd, sizeof pwd-1 ) ) { |
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msg_box( dlg, _("Please enter the passphrase."), _("Key Revocation"), MB_ERR ); |
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return FALSE; |
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} |
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err = gpgme_editkey_new( &rev ); |
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if( err ) |
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BUG( dlg ); |
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|
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if( use_desc ) |
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p = wincp_to_utf8 (desc, strlen (desc)); |
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/* we use the keyid to avoid charset problems and UTF8 encodings.*/ |
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if( IsDlgButtonChecked( dlg, IDC_KEYREVOKE_PGPMODE ) ) |
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pgpmode = 1; |
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gpgme_revoke_set( rev, k->keyid, use_desc? p : NULL, idx, pgpmode, pwd ); |
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err = gpgme_data_new( &rev_cert ); |
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if( !err ) |
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err = gpgme_new( &c ); |
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if( err ) |
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BUG( dlg ); |
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|
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err = gpgme_op_revoke( c, rev, rev_cert ); |
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memset( &pwd, 0, sizeof pwd ); |
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if( err ) { |
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msg_box( dlg, gpgme_strerror( err ), _("Key Revocation"), MB_ERR ); |
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gpgme_data_release( rev_cert ); |
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gpgme_editkey_release( rev ); |
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gpgme_release( c ); |
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free_if_alloc( p ); |
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return FALSE; |
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} |
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|
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msg_box( dlg, _("Revocation certificate generated."), _("GnuPG Status"), MB_OK ); |
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chk = file_exist_check( file ); |
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if( !chk ) |
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log_box( _("Key Revocation"), MB_YESNO|MB_INFO, |
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_("\"%s\" already exists.\nOverwrite the file?"), file ); |
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if( idx == IDYES || chk ) |
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gpgme_data_release_and_set_file( rev_cert, file ); |
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else |
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gpgme_data_release( rev_cert ); |
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gpgme_editkey_release( rev ); |
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gpgme_release( c ); |
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free_if_alloc( p ); |
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EndDialog( dlg, TRUE ); |
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return TRUE; |
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|
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case IDCANCEL: |
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EndDialog( dlg, FALSE ); |
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return FALSE; |
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} |
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break; |
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} |
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|
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return FALSE; |
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} /* key_revoke_dlg_proc */ |