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werner |
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/* wptKeyPropsDlg.cpp - WinPT key properties dialog |
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* Copyright (C) 2000, 2001, 2002, 2003, 2005 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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werner |
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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werner |
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#include <windows.h> |
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werner |
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#include "resource.h" |
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werner |
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#include "wptErrors.h" |
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#include "wptGPG.h" |
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#include "wptCommonCtl.h" |
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#include "wptContext.h" /* for passphrase_s */ |
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#include "wptNLS.h" |
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#include "wptDlgs.h" |
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#include "wptTypes.h" |
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#include "wptKeylist.h" |
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#include "wptW32API.h" |
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#include "wptVersion.h" |
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#include "wptKeyEdit.h" |
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/* Check that the key is not expired or revoked. */ |
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static int |
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do_check_key (gpgme_key_t key) |
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{ |
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int okay = 0; |
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okay = key->expired; |
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if (!okay) |
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okay = key->revoked; |
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return okay; |
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} |
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/* Convert a trust integer into a string representation. */ |
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static const char* |
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ownertrust_to_string (int val) |
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{ |
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twoaday |
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const char *inf; |
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werner |
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int id = val; |
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twoaday |
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|
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werner |
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switch (id) { |
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case 1: inf = _("Don't know"); break; |
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case 2: inf = _("I do NOT trust"); break; |
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case 3: inf = _("I trust marginally"); break; |
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case 4: inf = _("I trust fully"); break; |
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case 5: |
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case 6: inf = _("I trust ultimately"); break; |
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default:inf = _("Unknown"); break; |
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} |
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return inf; |
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} |
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/* Generate a unique temp name for the photo which |
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depends on the dialog handle and return it. */ |
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static const char* |
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get_photo_tmpname (HWND dlg) |
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{ |
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static char buf[64]; |
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_snprintf (buf, sizeof (buf)-1, "winpt_photo_%08lX.tmp", (DWORD)dlg); |
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return buf; |
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} |
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/* Load the photo from the key @key */ |
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static int |
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keyprops_load_photo (HWND dlg, gpgme_key_t key, gpgme_validity_t *r_valid) |
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{ |
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winpt_key_s k; |
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FILE *f; |
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const BYTE *img; |
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DWORD imglen = 0; |
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int pos=0; |
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winpt_get_pubkey (key->subkeys->keyid, &k); |
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img = k.ext->attrib.d; |
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imglen = k.ext->attrib.len; |
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if (!k.ext->attrib.validity) |
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get_uat_validity (key->subkeys->keyid, &k.ext->attrib.validity); |
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*r_valid = k.ext->attrib.validity; |
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if (!img || !imglen) |
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return -1; |
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f = fopen (get_photo_tmpname (dlg), "wb"); |
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if (f) { |
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for (pos = 0; img[pos] != 0x10; pos++) |
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; |
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pos += 16; |
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fwrite (img + pos, 1, imglen - pos, f); |
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fwrite (img, 1, imglen, f); |
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fclose (f); |
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} |
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return 0; |
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} |
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/* Display the photo in the image control in the dialog @dlg. */ |
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static int |
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keyprops_show_photo (HWND dlg) |
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{ |
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RECT r; |
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POINT p; |
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HWND h; |
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h = GetDlgItem (dlg, IDC_KEYPROPS_IMG); |
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GetWindowRect (h, &r); |
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p.x = r.left + 5; |
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p.y = r.top - 2; |
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memset (&p, 0, sizeof (p)); |
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PTD_jpg_show (h, &p, get_photo_tmpname (dlg)); |
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return 0; |
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} |
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/* Return string representation of the key validity. @key. */ |
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static const char* |
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get_validity (gpgme_key_t key) |
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{ |
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int val; |
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val = key->expired; |
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if (val) |
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return _("Expired"); |
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val = key->revoked; |
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if (val) |
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return _("Revoked"); |
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twoaday |
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val = key->disabled; |
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if (val) |
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return _("Disabled"); |
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werner |
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return get_key_trust2 (NULL, key->uids->validity, 0, 0); |
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} |
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/* Return the preferred sym. algorithm from @key as a string. */ |
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static const char* |
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get_pref_cipher (winpt_key_t k) |
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{ |
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const char *sym_prefs=NULL; |
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if (k->is_v3) |
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return "IDEA"; |
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if (!k->ext->sym_prefs) |
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return "3DES"; |
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switch (*k->ext->sym_prefs) { |
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case 1: return "IDEA"; |
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case 2: return "3DES"; |
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case 3: return "CAST5"; |
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case 4: return "Blowfish"; |
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case 7: |
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case 8: |
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case 9: return "AES"; |
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case 10:return "Twofish"; |
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} |
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return "Unknown"; |
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} |
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/* Return true if the key has designated revokers. */ |
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static bool |
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check_for_desig_rev (gpgme_key_t key) |
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{ |
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winpt_key_s k; |
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memset (&k, 0, sizeof (k)); |
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if (!winpt_get_pubkey (key->subkeys->keyid, &k)) |
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return k.ext->gloflags.has_desig_rev? true : false; |
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return false; |
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} |
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/* Print information (name) of the smart card. */ |
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static const char* |
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get_card_type (winpt_key_t k) |
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{ |
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static char buf[64]; |
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if (!k->ext->card_type) |
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return ""; |
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_snprintf (buf, sizeof (buf)-1, _("Card-Type: %s\r\n"), k->ext->card_type); |
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return buf; |
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} |
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/* Display the key information for key @k. |
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Return value: gpgme key on success. */ |
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static void |
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display_key_info (HWND dlg, winpt_key_t k, gpgme_key_t *r_key) |
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{ |
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struct winpt_key_s k2; |
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gpgme_key_t sk, key; |
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char info[512]; |
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const char *inf; |
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u32 created, expires; |
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memset (&k2, 0, sizeof (k2)); |
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if (k->key_pair) |
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winpt_get_seckey (k->keyid, &k2); |
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else |
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winpt_get_pubkey (k->keyid, &k2); |
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sk = k2.ctx; |
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if (sk) |
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k->is_protected = k2.is_protected; |
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if (get_pubkey (k->keyid, &key)) |
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BUG (0); |
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created = key->subkeys->timestamp; |
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expires = key->subkeys->expires; |
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_snprintf (info, DIM (info)-1, |
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_("Type: %s\r\n" |
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"Key ID: %s\r\n" |
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"Algorithm: %s\r\n" |
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"Size: %s\r\n" |
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"Created: %s\r\n" |
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"Expires: %s\r\n" |
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"Validity: %s\r\n" |
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"Cipher: %s\r\n" |
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"%s\r\n"), |
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get_key_type (key), |
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k->keyid, |
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get_key_algo (key, 0), |
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get_key_size (key, 0), |
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get_key_created (created), |
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get_key_expire_date (expires), |
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get_validity (key), |
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get_pref_cipher (&k2), |
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get_card_type (&k2)); |
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SetDlgItemText (dlg, IDC_KEYPROPS_INFO, info); |
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SetDlgItemText (dlg, IDC_KEYPROPS_FPR, get_key_fpr (key)); |
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inf = ownertrust_to_string (key->owner_trust); |
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SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf); |
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*r_key = key; |
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} |
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/* Dialog box procedure to show the key properties. */ |
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BOOL CALLBACK |
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keyprops_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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static gpgme_key_t key; |
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gpgme_validity_t valid; |
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refresh_cache_s rcs = {0}; |
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const char *inf; |
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int rc; |
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/* XXX: static variable (k) prevent that the dialog can |
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be opened twice. */ |
269 |
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switch (msg) { |
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case WM_INITDIALOG: |
271 |
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if (!lparam) |
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dlg_fatal_error (dlg, "Could not get dialog param!"); |
273 |
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k = (winpt_key_t)lparam; |
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#ifndef LANG_DE |
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SetWindowText (dlg, _("Key Properties")); |
276 |
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SetDlgItemText (dlg, IDC_KEYPROPS_OT_CHANGE, _("&Change")); |
277 |
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SetDlgItemText (dlg, IDC_KEYPROPS_REVOKERS, _("&Revokers")); |
278 |
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SetDlgItemText (dlg, IDC_KEYPROPS_CHANGE_PWD, _("Change &Passwd")); |
279 |
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SetDlgItemText (dlg, IDC_KEYPROPS_OTINF, _("Ownertrust")); |
280 |
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#endif |
281 |
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282 |
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display_key_info (dlg, k, &key); |
283 |
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if (!keyprops_load_photo (dlg, key, &valid)) { |
284 |
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k->has_photo = 1; |
285 |
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if (valid < GPGME_VALIDITY_MARGINAL) |
286 |
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SetDlgItemText (dlg, IDC_KEYPROPS_IMGINF, _("Photo-ID not validated.")); |
287 |
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} |
288 |
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if (k->key_pair) |
289 |
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EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_CHANGE_PWD), TRUE); |
290 |
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if (check_for_desig_rev (key)) |
291 |
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EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_REVOKERS), TRUE); |
292 |
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center_window (dlg, NULL); |
293 |
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SetForegroundWindow (dlg); |
294 |
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return TRUE; |
295 |
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296 |
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case WM_DESTROY: |
297 |
werner |
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remove (get_photo_tmpname (dlg)); |
298 |
werner |
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break; |
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300 |
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case WM_PAINT: |
301 |
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if (k->has_photo) |
302 |
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keyprops_show_photo (dlg); |
303 |
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break; |
304 |
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305 |
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case WM_SYSCOMMAND: |
306 |
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if (LOWORD (wparam) == SC_CLOSE) |
307 |
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EndDialog (dlg, TRUE); |
308 |
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return FALSE; |
309 |
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310 |
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case WM_COMMAND: |
311 |
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switch (LOWORD (wparam)) { |
312 |
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case IDOK: |
313 |
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EndDialog (dlg, TRUE); |
314 |
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return TRUE; |
315 |
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316 |
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case IDC_KEYPROPS_OT_CHANGE: |
317 |
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if (do_check_key (key)) { |
318 |
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msg_box (dlg, _("The status of this key is 'revoked' or 'expired'.\n" |
319 |
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"You cannot change the ownertrust of such keys."), |
320 |
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_("WinPT Warning"), MB_ERR); |
321 |
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return TRUE; |
322 |
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} |
323 |
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if( !k->key_pair && key->uids->validity < 3 ) { |
324 |
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rc = msg_box( dlg, _("This is a non-valid key.\n" |
325 |
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"Modifying the ownertrust has no effect on such keys.\n\n" |
326 |
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"Do you really want to continue?"), |
327 |
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_("WinPT Warning"), MB_ICONWARNING|MB_YESNO ); |
328 |
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if (rc == IDNO) |
329 |
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return TRUE; |
330 |
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} |
331 |
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//GetDlgItemText (dlg, IDC_KEYPROPS_OT, info, sizeof info -1); |
332 |
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dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_KEYEDIT_OWNERTRUST, |
333 |
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dlg, (DLGPROC)keyedit_ownertrust_dlg_proc, |
334 |
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(LPARAM)k, _("Change Ownertrust"), |
335 |
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IDS_WINPT_KEYEDIT_OWNERTRUST); |
336 |
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if (k->callback.new_val == -1) { /* Cancel */ |
337 |
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EndDialog (dlg, FALSE); |
338 |
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break; |
339 |
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} |
340 |
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|
341 |
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inf = ownertrust_to_string (k->callback.new_val); |
342 |
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SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf); |
343 |
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msg_box (dlg, _("Ownertrust successfully changed."), |
344 |
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_("GnuPG Status"), MB_OK); |
345 |
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|
346 |
twoaday |
41 |
/* XXX: modified ownertrust values can effect the entire |
347 |
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WoT so we reload the cache. But this is very slow. */ |
348 |
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memset (&rcs, 0, sizeof (rcs)); |
349 |
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rcs.kr_reload = 1; rcs.kr_update = 1; /* reload only keylist */ |
350 |
werner |
36 |
DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, dlg, |
351 |
|
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keycache_dlg_proc, (LPARAM)&rcs); |
352 |
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return TRUE; |
353 |
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354 |
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case IDC_KEYPROPS_CHANGE_PWD: |
355 |
|
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keyedit_change_passwd (k, dlg); |
356 |
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return TRUE; |
357 |
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358 |
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case IDC_KEYPROPS_REVOKERS: |
359 |
|
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dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYREVOKERS, dlg, |
360 |
twoaday |
41 |
key_revokers_dlg_proc, (LPARAM)key, |
361 |
|
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_("Key Revokers"), IDS_WINPT_KEY_REVOKERS); |
362 |
werner |
36 |
break; |
363 |
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} |
364 |
|
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} |
365 |
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|
366 |
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return FALSE; |
367 |
|
|
} |