/[winpt]/trunk/Src/wptKeyPropsDlg.cpp
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Diff of /trunk/Src/wptKeyPropsDlg.cpp

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revision 23 by twoaday, Fri Sep 30 10:10:16 2005 UTC revision 48 by werner, Mon Oct 31 21:14:11 2005 UTC
# Line 1  Line 1 
1  /* wptKeyPropsDlg.cpp - WinPT key properties dialog  /* wptKeyPropsDlg.cpp - WinPT key properties dialog
2   *      Copyright (C) 2000, 2001, 2002, 2003, 2005 Timo Schulz   *      Copyright (C) 2000, 2001, 2002, 2003, 2005 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
6   * WinPT is free software; you can redistribute it and/or modify   * WinPT is free software; you can redistribute it and/or modify
7   * it under the terms of the GNU General Public License as published by   * it under the terms of the GNU General Public License as published by
8   * the Free Software Foundation; either version 2 of the License, or   * the Free Software Foundation; either version 2 of the License, or
9   * (at your option) any later version.   * (at your option) any later version.
10   *   *
11   * WinPT is distributed in the hope that it will be useful,   * WinPT is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   * GNU General Public License for more details.   * GNU General Public License for more details.
15   *   *
16   * You should have received a copy of the GNU General Public License   * You should have received a copy of the GNU General Public License
17   * along with WinPT; if not, write to the Free Software Foundation,   * along with WinPT; if not, write to the Free Software Foundation,
18   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19   */   */
20    
21  #include <windows.h>  #ifdef HAVE_CONFIG_H
22    #include <config.h>
23  #include "../resource.h"  #endif
24  #include "wptErrors.h"  
25  #include "wptGPG.h"  #include <windows.h>
26  #include "wptCommonCtl.h"  
27  #include "wptContext.h" /* for passphrase_s */  #include "resource.h"
28  #include "wptNLS.h"  #include "wptErrors.h"
29  #include "wptDlgs.h"  #include "wptGPG.h"
30  #include "wptTypes.h"  #include "wptCommonCtl.h"
31  #include "wptKeylist.h"  #include "wptContext.h" /* for passphrase_s */
32  #include "wptW32API.h"  #include "wptNLS.h"
33  #include "wptVersion.h"  #include "wptDlgs.h"
34  #include "wptKeyEdit.h"  #include "wptTypes.h"
35    #include "wptKeylist.h"
36    #include "wptW32API.h"
37  static void  #include "wptVersion.h"
38  do_change_ownertrust (winpt_key_t k, const char *s)  #include "wptKeyEdit.h"
39  {  
40      char ot[64];  
41        /* Check that the key is not expired or revoked. */
42      if( strstr( s, "ultimate" ) ) {  static int
43          listview_get_item_text (k->callback.ctl, k->callback.idx, 5, ot, DIM (ot)-1);  do_check_key (gpgme_key_t key)
44          strcpy (ot, "Ultimate");  {
45          listview_add_sub_item (k->callback.ctl, k->callback.idx, 5, ot);      int okay = 0;
46          /* fixme: If we switch back from Ultimate to a lower level */      okay = key->expired;
47      }      if (!okay)
48  } /* do_change_ownertrust */          okay = key->revoked;
49        return okay;
50    }
51  static int  
52  do_check_key (gpgme_key_t key)  
53  {  /* Convert a trust integer into a string representation. */
54      int okay = 0;  static const char*
55      okay = key->expired;  ownertrust_to_string (int val)
56      if (!okay)  {
57          okay = key->revoked;      const char *inf;
58      return okay;      int id = val;
59  } /* do_check_key */  
60        switch (id) {
61        case 1: inf = _("Don't know");         break;
62  static const char*      case 2: inf = _("I do NOT trust");     break;
63  ownertrust_to_string (GpgKeyEdit *ctx, int val)      case 3: inf = _("I trust marginally"); break;
64  {      case 4: inf = _("I trust fully");      break;
65      const char * inf;      case 5:
66      int id;      case 6: inf = _("I trust ultimately"); break;
67            default:inf = _("Unknown");            break;
68      if (ctx)      }
69          id = ctx->trust_id;      
70      else if (!ctx && val)      return inf;
71          id = val;  }
72      switch (id) {  
73      case 1: inf = _("Don't know");         break;  
74      case 2: inf = _("I do NOT trust");     break;  /* Generate a unique temp name for the photo which
75      case 3: inf = _("I trust marginally"); break;     depends on the dialog handle and return it. */
76      case 4: inf = _("I trust fully");      break;  static const char*
77      case 5:  get_photo_tmpname (HWND dlg)
78      case 6: inf = _("I trust ultimately"); break;  {
79      default:inf = _("Unknown");            break;      static char buf[64];
80      }  
81            _snprintf (buf, sizeof (buf)-1, "winpt_photo_%08lX.tmp", (DWORD)dlg);
82      return inf;      return buf;
83  } /* ownertrust_to_string */  }
84    
85    
86  #define PHOTO_TMPNAME "winpt_temp_photo.jpg"  /* Load the photo from the key @key */
87    static int
88  static int  keyprops_load_photo (HWND dlg, gpgme_key_t key, gpgme_validity_t *r_valid)
89  keyprops_show_photo (HWND dlg, gpgme_key_t key)  {
90  {      winpt_key_s k;
91      RECT r;          FILE *f;
92      POINT p;      const BYTE *img;
93      HWND h;      DWORD imglen = 0;
94      const BYTE *img;      int pos=0;
95      DWORD imglen = 0;  
96      int pos=0;      winpt_get_pubkey (key->subkeys->keyid, &k);
97      winpt_key_s k;      img = k.ext->attrib.d;
98        imglen = k.ext->attrib.len;
99      winpt_get_pubkey (key->subkeys->keyid, &k);      if (!k.ext->attrib.validity)
100      img = k.ext->attrib.d;          get_uat_validity (key->subkeys->keyid, &k.ext->attrib.validity);
101      imglen = k.ext->attrib.len;      *r_valid = k.ext->attrib.validity;
102    
103      if (!img || !imglen)      if (!img || !imglen)
104          return -1;          return -1;
105      FILE *f = fopen (PHOTO_TMPNAME, "wb");      f = fopen (get_photo_tmpname (dlg), "wb");
106      if (f) {      if (f) {
107          for (pos = 0; img[pos] != 0x10; pos++)          for (pos = 0; img[pos] != 0x10; pos++)
108                  ;                  ;
109          pos += 16;          pos += 16;
110          fwrite (img + pos, 1, imglen - pos, f);          fwrite (img + pos, 1, imglen - pos, f);
111          fwrite (img, 1, imglen, f);          fwrite (img, 1, imglen, f);
112          fclose (f);          fclose (f);
113      }      }
114        return 0;
115      h = GetDlgItem (dlg, IDC_KEYPROPS_IMG);  }
116      GetWindowRect (h, &r);  
117      p.x = r.left + 5;  
118      p.y = r.top - 2;  /* Display the photo in the image control in the dialog @dlg. */
119      memset (&p, 0, sizeof (p));  static int
120      PTD_jpg_show (h, &p, PHOTO_TMPNAME);  keyprops_show_photo (HWND dlg)
121      unlink (PHOTO_TMPNAME);  {
122        RECT r;    
123      return 0;      POINT p;
124  }      HWND h;
125    
126        h = GetDlgItem (dlg, IDC_KEYPROPS_IMG);
127  /* Return string representation of the key validity. @key. */      GetWindowRect (h, &r);
128  static const char*      p.x = r.left + 5;
129  get_validity (gpgme_key_t key)      p.y = r.top - 2;
130  {      memset (&p, 0, sizeof (p));
131      int val;      PTD_jpg_show (h, &p, get_photo_tmpname (dlg));
132      val = key->expired;      
133      if (val)      return 0;
134          return "Expired";        }
135      val = key->revoked;  
136      if (val)  
137          return "Revoked";  /* Return string representation of the key validity. @key. */
138      return get_key_trust2 (NULL, key->uids->validity, 0, 0);  static const char*
139  }  get_validity (gpgme_key_t key)
140    {
141        int val;
142  /* Return string representation of cipher @algo. */      val = key->expired;
143  static const char*      if (val)
144  get_pref_str_cipher (int algo)          return _("Expired");    
145  {      val = key->revoked;
146      /* XXX: finish the code */      if (val)
147      switch (algo) {          return _("Revoked");
148      case 1: return "IDEA";      val = key->disabled;
149      case 2: return "3DES";      if (val)
150      case 4: return "Blowfish";          return _("Disabled");
151      case 7:      return get_key_trust2 (NULL, key->uids->validity, 0, 0);
152      case 8:  }
153      case 9: return "AES";  
154      case 10: return "Twofish";  
155      }  /* Return the preferred sym. algorithm from @key as a string. */
156      return "Unknown";  static const char*
157  }  get_pref_cipher (winpt_key_t k)
158    {
159        const char *sym_prefs=NULL;    
160  /* Return the preferred sym. algorithm from @key. */  
161  static const char*      if (k->is_v3)
162  get_pref_cipher (gpgme_key_t key)          return "IDEA";
163  {      if (!k->ext->sym_prefs)
164      const char *sym_prefs=NULL;          return "3DES";
165      winpt_key_s k;      switch (*k->ext->sym_prefs) {
166        case 1: return "IDEA";
167      winpt_get_seckey (key->subkeys->keyid, &k);      case 2: return "3DES";
168      if (k.is_v3)      case 3: return "CAST5";
169          return "IDEA";      case 4: return "Blowfish";
170      if (!k.ext->sym_prefs)      case 7:
171          return "3DES";      case 8:
172      return get_pref_str_cipher (*k.ext->sym_prefs);      case 9: return "AES";
173  }      case 10:return "Twofish";
174        }
175        return "Unknown";
176  /* Return true if the key has designated revokers. */  }
177  static bool  
178  check_for_desig_rev (gpgme_key_t key)  
179  {  /* Return true if the key has designated revokers. */
180      winpt_key_s k;  static bool
181      if (!winpt_get_pubkey (key->subkeys->keyid, &k))  check_for_desig_rev (gpgme_key_t key)
182          return k.ext->gloflags.has_desig_rev? true : false;  {
183      return false;      winpt_key_s k;
184  }      memset (&k, 0, sizeof (k));
185        if (!winpt_get_pubkey (key->subkeys->keyid, &k))
186            return k.ext->gloflags.has_desig_rev? true : false;
187  /* Dialog box procedure to show the key properties. */      return false;
188  BOOL CALLBACK  }
189  keyprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)  
190  {  
191      static winpt_key_t k;  /* Print information (name) of the smart card. */
192      static gpgme_key_t key, sk;  static const char*
193      static int photo_done = 0;  get_card_type (winpt_key_t k)
194      struct winpt_key_s k2;  {    
195      GpgKeyEdit *ek;      static char buf[64];
196      refresh_cache_s rcs = {0};  
197      const char *inf;      if (!k->ext->card_type)
198      char info[2048];          return "";
199      u32 created, expires;      _snprintf (buf, sizeof (buf)-1, _("Card-Type: %s\r\n"), k->ext->card_type);
200      int ot, cancel = 0;      return buf;
201      int rc;  }
202        
203      switch (msg) {  
204      case WM_INITDIALOG:  /* Display the key information for key @k.
205          if (!lparam)     Return value: gpgme key on success. */
206              dlg_fatal_error( dlg, "Could not get dialog param!" );  static void
207          k = (winpt_key_t)lparam;  display_key_info (HWND dlg, winpt_key_t k, gpgme_key_t *r_key)
208          #ifndef LANG_DE  {
209          SetWindowText( dlg, _("Key Properties") );      struct winpt_key_s k2;
210          SetDlgItemText (dlg, IDC_KEYPROPS_OT_CHANGE, _("&Change"));      gpgme_key_t sk, key;
211          SetDlgItemText (dlg, IDC_KEYPROPS_REVOKERS, _("&Revokers"));      char info[512];
212          SetDlgItemText (dlg, IDC_KEYPROPS_CHANGE_PWD, _("Change &Passwd"));      const char *inf;
213          #endif        u32 created, expires;    
214    
215          photo_done = 0;      memset (&k2, 0, sizeof (k2));      
216          winpt_get_seckey (k->keyid, &k2);      if (k->key_pair)
217          sk = k2.ctx;          winpt_get_seckey (k->keyid, &k2);
218          if (sk)      else    
219              k->is_protected = k2.is_protected;          winpt_get_pubkey (k->keyid, &k2);
220          if (get_pubkey (k->keyid, &key))      sk = k2.ctx;        
221              BUG (0);      if (sk)
222          created = key->subkeys->timestamp;          k->is_protected = k2.is_protected;
223          expires = key->subkeys->expires;      if (get_pubkey (k->keyid, &key))
224          _snprintf (info, DIM (info)-1,          BUG (0);    
225                    "Type: %s\r\n"      created = key->subkeys->timestamp;  
226                    "Key ID: %s\r\n"      expires = key->subkeys->expires;    
227                    "Algorithm: %s\r\n"      _snprintf (info, DIM (info)-1,
228                    "Size: %s\r\n"                 _("Type: %s\r\n"
229                    "Created: %s\r\n"                 "Key ID: %s\r\n"
230                    "Expires: %s\r\n"                 "Algorithm: %s\r\n"
231                    "Validity: %s\r\n"                 "Size: %s\r\n"
232                    "Cipher: %s\r\n",                 "Created: %s\r\n"
233                    get_key_type (key),                 "Expires: %s\r\n"
234                    k->keyid,                 "Validity: %s\r\n"
235                    get_key_algo (key, 0),                 "Cipher: %s\r\n"
236                    get_key_size (key, 0),                 "%s\r\n"),
237                    get_key_created (created),                 get_key_type (key),
238                    get_key_expire_date (expires),                 k->keyid,
239                    get_validity (key),                 get_key_algo (key, 0),
240                    get_pref_cipher (key));                 get_key_size (key, 0),
241          SetDlgItemText (dlg, IDC_KEYPROPS_INFO, info);                 get_key_created (created),
242          SetDlgItemText (dlg, IDC_KEYPROPS_FPR, get_key_fpr (key));                 get_key_expire_date (expires),
243          ot = gpgme_key_get_ulong_attr( key, GPGME_ATTR_OTRUST, NULL, 0 );                               get_validity (key),
244          inf = ownertrust_to_string (NULL, ot);                 get_pref_cipher (&k2),
245          SetDlgItemText( dlg, IDC_KEYPROPS_OT, inf );                 get_card_type (&k2));
246          if (k->key_pair)  
247              EnableWindow( GetDlgItem( dlg, IDC_KEYPROPS_CHANGE_PWD ), TRUE );      SetDlgItemText (dlg, IDC_KEYPROPS_INFO, info);
248          if (check_for_desig_rev (key))      SetDlgItemText (dlg, IDC_KEYPROPS_FPR, get_key_fpr (key));  
249              EnableWindow( GetDlgItem( dlg, IDC_KEYPROPS_REVOKERS ), TRUE );      inf = ownertrust_to_string (key->owner_trust);
250          center_window (dlg, NULL);      SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);
251          SetForegroundWindow (dlg);        
252          return TRUE;      *r_key = key;
253          }
254      case WM_PAINT:        
255          if (photo_done == 0) {  
256              photo_done = 1;  /* Dialog box procedure to show the key properties. */
257              keyprops_show_photo (dlg, key);  BOOL CALLBACK
258          }  keyprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
259          break;  {
260        static winpt_key_t k;
261      case WM_SYSCOMMAND:      static gpgme_key_t key;
262          if( LOWORD( wparam ) == SC_CLOSE )      gpgme_validity_t valid;
263              EndDialog( dlg, TRUE );      refresh_cache_s rcs = {0};
264          return FALSE;      const char *inf;
265                int rc;
266      case WM_COMMAND:      
267          switch( LOWORD( wparam ) ) {      /* XXX: static variable (k) prevent that the dialog can
268          case IDOK:              be opened twice. */
269              EndDialog( dlg, TRUE );      switch (msg) {
270              return TRUE;      case WM_INITDIALOG:
271                        if (!lparam)
272          case IDC_KEYPROPS_OT_CHANGE:              dlg_fatal_error (dlg, "Could not get dialog param!");
273              if( do_check_key( key ) ) {          k = (winpt_key_t)lparam;
274                  msg_box( dlg, _("The status of this key is 'revoked' or 'expired'.\n"          #ifndef LANG_DE
275                                  "You cannot change the ownertrust of such keys."),          SetWindowText (dlg, _("Key Properties"));
276                                  _("WinPT Warning"), MB_ERR );          SetDlgItemText (dlg, IDC_KEYPROPS_OT_CHANGE, _("&Change"));
277                  return FALSE;          SetDlgItemText (dlg, IDC_KEYPROPS_REVOKERS, _("&Revokers"));
278              }          SetDlgItemText (dlg, IDC_KEYPROPS_CHANGE_PWD, _("Change &Passwd"));
279              if( !k->key_pair && key->uids->validity < 3 ) {          SetDlgItemText (dlg, IDC_KEYPROPS_OTINF, _("Ownertrust"));
280                  rc = msg_box( dlg, _("This is a non-valid key.\n"          #endif  
281                                       "Modifying the ownertrust has no effect on such keys.\n\n"  
282                                       "Do you really want to continue?"),          display_key_info (dlg, k, &key);
283                                       _("WinPT Warning"), MB_ICONWARNING|MB_YESNO );          if (!keyprops_load_photo (dlg, key, &valid)) {
284                  if (rc == IDNO)              k->has_photo = 1;  
285                      return FALSE;              if (valid < GPGME_VALIDITY_MARGINAL)
286              }                  SetDlgItemText (dlg, IDC_KEYPROPS_IMGINF, _("Photo-ID not validated."));
287              GetDlgItemText( dlg, IDC_KEYPROPS_OT, info, sizeof info -1 );          }
288            if (k->key_pair)
289              ek = new GpgKeyEdit (k->keyid);              EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_CHANGE_PWD), TRUE);
290              dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_KEYEDIT_OWNERTRUST,          if (check_for_desig_rev (key))
291                                dlg, (DLGPROC)keyedit_ownertrust_dlg_proc,              EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_REVOKERS), TRUE);
292                                (LPARAM)ek, _("Change Ownertrust"),          center_window (dlg, NULL);
293                                IDS_WINPT_KEYEDIT_OWNERTRUST);          SetForegroundWindow (dlg);      
294                        return TRUE;
295              inf = ownertrust_to_string (ek, 0);  
296              k->callback.new_val = ek->trust_id;      case WM_DESTROY:
297              do_change_ownertrust (k, inf);          remove (get_photo_tmpname (dlg));
298              SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);          break;
299              msg_box (dlg, _("Ownertrust successfully changed."), _("GnuPG Status"), MB_OK);        
300                    case WM_PAINT:
301              /* reload only the keylist */          if (k->has_photo)
302              rcs.kr_reload = 1; rcs.kr_update = 1;              keyprops_show_photo (dlg);
303              rcs.tr_update = 0;          break;
304              DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, dlg,  
305                              keycache_dlg_proc, (LPARAM)&rcs );      case WM_SYSCOMMAND:
306              get_seckey (k->keyid, &sk);          if (LOWORD (wparam) == SC_CLOSE)
307              if (get_pubkey (k->keyid, &key))              EndDialog (dlg, TRUE);
308                  BUG (0);          return FALSE;
309              delete ek;          
310              return TRUE;      case WM_COMMAND:
311                        switch (LOWORD (wparam)) {
312          case IDC_KEYPROPS_CHANGE_PWD:          case IDOK:
313              keyedit_change_passwd (k, dlg);                      EndDialog (dlg, TRUE);
314              return TRUE;              return TRUE;
315                
316          case IDC_KEYPROPS_REVOKERS:                  case IDC_KEYPROPS_OT_CHANGE:
317              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYREVOKERS, dlg,              if (do_check_key (key)) {
318                                key_revokers_dlg_proc, (LPARAM)key, _("Key Revokers"),                  msg_box (dlg, _("The status of this key is 'revoked' or 'expired'.\n"
319                                IDS_WINPT_KEY_REVOKERS);                                  "You cannot change the ownertrust of such keys."),
320              break;                                  _("WinPT Warning"), MB_ERR);
321          }                  return TRUE;
322      }              }
323                    if( !k->key_pair && key->uids->validity < 3 ) {
324      return FALSE;                  rc = msg_box( dlg, _("This is a non-valid key.\n"
325  }                                       "Modifying the ownertrust has no effect on such keys.\n\n"
326                                         "Do you really want to continue?"),
327                                         _("WinPT Warning"), MB_ICONWARNING|MB_YESNO );
328                    if (rc == IDNO)
329                        return TRUE;
330                }
331                //GetDlgItemText (dlg, IDC_KEYPROPS_OT, info, sizeof info -1);
332                dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_KEYEDIT_OWNERTRUST,
333                                  dlg, (DLGPROC)keyedit_ownertrust_dlg_proc,
334                                  (LPARAM)k, _("Change Ownertrust"),
335                                  IDS_WINPT_KEYEDIT_OWNERTRUST);
336                if (k->callback.new_val == -1) { /* Cancel */
337                    EndDialog (dlg, FALSE);
338                    break;
339                }
340    
341                inf = ownertrust_to_string (k->callback.new_val);
342                SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);
343                msg_box (dlg, _("Ownertrust successfully changed."),
344                         _("GnuPG Status"), MB_OK);
345                
346                /* XXX: modified ownertrust values can effect the entire
347                        WoT so we reload the cache. But this is very slow. */
348                memset (&rcs, 0, sizeof (rcs));
349                rcs.kr_reload = 1; rcs.kr_update = 1; /* reload only keylist */
350                DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, dlg,
351                                keycache_dlg_proc, (LPARAM)&rcs);
352                return TRUE;
353                
354            case IDC_KEYPROPS_CHANGE_PWD:
355                keyedit_change_passwd (k, dlg);        
356                return TRUE;
357    
358            case IDC_KEYPROPS_REVOKERS:
359                dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYREVOKERS, dlg,
360                                  key_revokers_dlg_proc, (LPARAM)key,
361                                  _("Key Revokers"), IDS_WINPT_KEY_REVOKERS);
362                break;
363            }
364        }
365        
366        return FALSE;
367    }
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