/[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 73 by twoaday, Tue Nov 8 07:15:13 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        if (k->is_v3)
160  /* Return the preferred sym. algorithm from @key. */          return "IDEA";
161  static const char*      if (!k->ext->sym_prefs)
162  get_pref_cipher (gpgme_key_t key)          return "3DES";
163  {      switch (*k->ext->sym_prefs) {
164      const char *sym_prefs=NULL;      case 1: return "IDEA";
165      winpt_key_s k;      case 2: return "3DES";
166        case 3: return "CAST5";
167      winpt_get_seckey (key->subkeys->keyid, &k);      case 4: return "Blowfish";
168      if (k.is_v3)      case 7:
169          return "IDEA";      case 8:
170      if (!k.ext->sym_prefs)      case 9: return "AES";
171          return "3DES";      case 10:return "Twofish";
172      return get_pref_str_cipher (*k.ext->sym_prefs);      }
173  }      return "Unknown";
174    }
175    
176  /* Return true if the key has designated revokers. */  
177  static bool  /* Return true if the key has designated revokers. */
178  check_for_desig_rev (gpgme_key_t key)  static bool
179  {  check_for_desig_rev (gpgme_key_t key)
180      winpt_key_s k;  {
181      if (!winpt_get_pubkey (key->subkeys->keyid, &k))      winpt_key_s k;
182          return k.ext->gloflags.has_desig_rev? true : false;      memset (&k, 0, sizeof (k));
183      return false;      if (!winpt_get_pubkey (key->subkeys->keyid, &k))
184  }          return k.ext->gloflags.has_desig_rev? true : false;
185        return false;
186    }
187  /* Dialog box procedure to show the key properties. */  
188  BOOL CALLBACK  
189  keyprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)  /* Print information (name) of the smart card. */
190  {  static const char*
191      static winpt_key_t k;  get_card_type (winpt_key_t k)
192      static gpgme_key_t key, sk;  {    
193      static int photo_done = 0;      static char buf[64];
194      struct winpt_key_s k2;  
195      GpgKeyEdit *ek;      if (!k->ext->card_type)
196      refresh_cache_s rcs = {0};          return "";
197      const char *inf;      _snprintf (buf, sizeof (buf)-1, _("Card-Type: %s\r\n"), k->ext->card_type);
198      char info[2048];      return buf;
199      u32 created, expires;  }
200      int ot, cancel = 0;  
201      int rc;  
202        /* Display the key information for key @k.
203      switch (msg) {     Return value: gpgme key on success. */
204      case WM_INITDIALOG:  static void
205          if (!lparam)  display_key_info (HWND dlg, winpt_key_t k, gpgme_key_t *r_key)
206              dlg_fatal_error( dlg, "Could not get dialog param!" );  {
207          k = (winpt_key_t)lparam;      struct winpt_key_s k2;
208          #ifndef LANG_DE      gpgme_key_t sk, key;
209          SetWindowText( dlg, _("Key Properties") );      char info[512];
210          SetDlgItemText (dlg, IDC_KEYPROPS_OT_CHANGE, _("&Change"));      const char *inf;
211          SetDlgItemText (dlg, IDC_KEYPROPS_REVOKERS, _("&Revokers"));      u32 created, expires;    
212          SetDlgItemText (dlg, IDC_KEYPROPS_CHANGE_PWD, _("Change &Passwd"));  
213          #endif        memset (&k2, 0, sizeof (k2));      
214        if (k->key_pair)
215          photo_done = 0;          winpt_get_seckey (k->keyid, &k2);
216          winpt_get_seckey (k->keyid, &k2);      else    
217          sk = k2.ctx;          winpt_get_pubkey (k->keyid, &k2);
218          if (sk)      sk = k2.ctx;        
219              k->is_protected = k2.is_protected;      if (sk)
220          if (get_pubkey (k->keyid, &key))          k->is_protected = k2.is_protected;
221              BUG (0);      if (get_pubkey (k->keyid, &key))
222          created = key->subkeys->timestamp;          BUG (0);    
223          expires = key->subkeys->expires;      created = key->subkeys->timestamp;  
224          _snprintf (info, DIM (info)-1,      expires = key->subkeys->expires;    
225                    "Type: %s\r\n"      _snprintf (info, DIM (info)-1,
226                    "Key ID: %s\r\n"                 _("Type: %s\r\n"
227                    "Algorithm: %s\r\n"                 "Key ID: %s\r\n"
228                    "Size: %s\r\n"                 "Algorithm: %s\r\n"
229                    "Created: %s\r\n"                 "Size: %s\r\n"
230                    "Expires: %s\r\n"                 "Created: %s\r\n"
231                    "Validity: %s\r\n"                 "Expires: %s\r\n"
232                    "Cipher: %s\r\n",                 "Validity: %s\r\n"
233                    get_key_type (key),                 "Cipher: %s\r\n"
234                    k->keyid,                 "%s\r\n"),
235                    get_key_algo (key, 0),                 get_key_type (key),
236                    get_key_size (key, 0),                 k->keyid,
237                    get_key_created (created),                 get_key_algo (key, 0),
238                    get_key_expire_date (expires),                 get_key_size (key, 0),
239                    get_validity (key),                 get_key_created (created),
240                    get_pref_cipher (key));                 get_key_expire_date (expires),
241          SetDlgItemText (dlg, IDC_KEYPROPS_INFO, info);                 get_validity (key),
242          SetDlgItemText (dlg, IDC_KEYPROPS_FPR, get_key_fpr (key));                 get_pref_cipher (&k2),
243          ot = gpgme_key_get_ulong_attr( key, GPGME_ATTR_OTRUST, NULL, 0 );                               get_card_type (&k2));
244          inf = ownertrust_to_string (NULL, ot);  
245          SetDlgItemText( dlg, IDC_KEYPROPS_OT, inf );      SetDlgItemText (dlg, IDC_KEYPROPS_INFO, info);
246          if (k->key_pair)      SetDlgItemText (dlg, IDC_KEYPROPS_FPR, get_key_fpr (key));  
247              EnableWindow( GetDlgItem( dlg, IDC_KEYPROPS_CHANGE_PWD ), TRUE );      inf = ownertrust_to_string (key->owner_trust);
248          if (check_for_desig_rev (key))      SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);
249              EnableWindow( GetDlgItem( dlg, IDC_KEYPROPS_REVOKERS ), TRUE );  
250          center_window (dlg, NULL);      *r_key = key;
251          SetForegroundWindow (dlg);        }
252          return TRUE;  
253          
254      case WM_PAINT:        /* Dialog box procedure to show the key properties. */
255          if (photo_done == 0) {  BOOL CALLBACK
256              photo_done = 1;  keyprops_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
257              keyprops_show_photo (dlg, key);  {
258          }      static winpt_key_t k;
259          break;      static gpgme_key_t key;
260        gpgme_validity_t valid;
261      case WM_SYSCOMMAND:      refresh_cache_s rcs = {0};
262          if( LOWORD( wparam ) == SC_CLOSE )      const char *inf;
263              EndDialog( dlg, TRUE );      int rc;
264          return FALSE;      
265                /* XXX: static variable (k) prevent that the dialog can
266      case WM_COMMAND:              be opened twice. */
267          switch( LOWORD( wparam ) ) {      switch (msg) {
268          case IDOK:      case WM_INITDIALOG:
269              EndDialog( dlg, TRUE );          if (!lparam)
270              return TRUE;              dlg_fatal_error (dlg, "Could not get dialog param!");
271                        k = (winpt_key_t)lparam;
272          case IDC_KEYPROPS_OT_CHANGE:          #ifndef LANG_DE
273              if( do_check_key( key ) ) {          SetWindowText (dlg, _("Key Properties"));
274                  msg_box( dlg, _("The status of this key is 'revoked' or 'expired'.\n"          SetDlgItemText (dlg, IDC_KEYPROPS_OT_CHANGE, _("&Change"));
275                                  "You cannot change the ownertrust of such keys."),          SetDlgItemText (dlg, IDC_KEYPROPS_REVOKERS, _("&Revokers"));
276                                  _("WinPT Warning"), MB_ERR );          SetDlgItemText (dlg, IDC_KEYPROPS_CHANGE_PWD, _("Change &Passwd"));
277                  return FALSE;          SetDlgItemText (dlg, IDC_KEYPROPS_OTINF, _("Ownertrust"));
278              }          #endif  
279              if( !k->key_pair && key->uids->validity < 3 ) {  
280                  rc = msg_box( dlg, _("This is a non-valid key.\n"          display_key_info (dlg, k, &key);
281                                       "Modifying the ownertrust has no effect on such keys.\n\n"          if (!keyprops_load_photo (dlg, key, &valid)) {
282                                       "Do you really want to continue?"),              k->has_photo = 1;  
283                                       _("WinPT Warning"), MB_ICONWARNING|MB_YESNO );              if (valid < GPGME_VALIDITY_MARGINAL)
284                  if (rc == IDNO)                  SetDlgItemText (dlg, IDC_KEYPROPS_IMGINF, _("Photo-ID not validated."));
285                      return FALSE;          }
286              }          if (k->key_pair)
287              GetDlgItemText( dlg, IDC_KEYPROPS_OT, info, sizeof info -1 );              EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_CHANGE_PWD), TRUE);
288            if (check_for_desig_rev (key))
289              ek = new GpgKeyEdit (k->keyid);              EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_REVOKERS), TRUE);
290              dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_KEYEDIT_OWNERTRUST,          center_window (dlg, NULL);
291                                dlg, (DLGPROC)keyedit_ownertrust_dlg_proc,          SetForegroundWindow (dlg);      
292                                (LPARAM)ek, _("Change Ownertrust"),          return TRUE;
293                                IDS_WINPT_KEYEDIT_OWNERTRUST);  
294                    case WM_DESTROY:
295              inf = ownertrust_to_string (ek, 0);          remove (get_photo_tmpname (dlg));
296              k->callback.new_val = ek->trust_id;          break;
297              do_change_ownertrust (k, inf);        
298              SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);      case WM_PAINT:
299              msg_box (dlg, _("Ownertrust successfully changed."), _("GnuPG Status"), MB_OK);          if (k->has_photo)
300                            keyprops_show_photo (dlg);
301              /* reload only the keylist */          break;
302              rcs.kr_reload = 1; rcs.kr_update = 1;  
303              rcs.tr_update = 0;      case WM_SYSCOMMAND:
304              DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, dlg,          if (LOWORD (wparam) == SC_CLOSE)
305                              keycache_dlg_proc, (LPARAM)&rcs );              EndDialog (dlg, TRUE);
306              get_seckey (k->keyid, &sk);          return FALSE;
307              if (get_pubkey (k->keyid, &key))          
308                  BUG (0);      case WM_COMMAND:
309              delete ek;          switch (LOWORD (wparam)) {
310              return TRUE;          case IDOK:
311                            EndDialog (dlg, TRUE);
312          case IDC_KEYPROPS_CHANGE_PWD:              return TRUE;
313              keyedit_change_passwd (k, dlg);                      
314              return TRUE;          case IDC_KEYPROPS_OT_CHANGE:
315                if (do_check_key (key)) {
316          case IDC_KEYPROPS_REVOKERS:                          msg_box (dlg, _("The status of this key is 'revoked' or 'expired'.\n"
317              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYREVOKERS, dlg,                                  "You cannot change the ownertrust of such keys."),
318                                key_revokers_dlg_proc, (LPARAM)key, _("Key Revokers"),                                  _("WinPT Warning"), MB_ERR);
319                                IDS_WINPT_KEY_REVOKERS);                  return TRUE;
320              break;              }
321          }              if( !k->key_pair && key->uids->validity < 3 ) {
322      }                  rc = msg_box( dlg, _("This is a non-valid key.\n"
323                                             "Modifying the ownertrust has no effect on such keys.\n\n"
324      return FALSE;                                       "Do you really want to continue?"),
325  }                                       _("WinPT Warning"), MB_ICONWARNING|MB_YESNO );
326                    if (rc == IDNO)
327                        return TRUE;
328                }
329                //GetDlgItemText (dlg, IDC_KEYPROPS_OT, info, sizeof info -1);
330                dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_KEYEDIT_OWNERTRUST,
331                                  dlg, (DLGPROC)keyedit_ownertrust_dlg_proc,
332                                  (LPARAM)k, _("Change Ownertrust"),
333                                  IDS_WINPT_KEYEDIT_OWNERTRUST);
334                if (k->callback.new_val == -1) { /* Cancel */
335                    EndDialog (dlg, FALSE);
336                    break;
337                }
338    
339                inf = ownertrust_to_string (k->callback.new_val);
340                SetDlgItemText (dlg, IDC_KEYPROPS_OT, inf);
341                msg_box (dlg, _("Ownertrust successfully changed."),
342                         _("GnuPG Status"), MB_OK);
343                
344                /* XXX: modified ownertrust values can effect the entire
345                        WoT so we reload the cache. But this is very slow. */
346                memset (&rcs, 0, sizeof (rcs));
347                rcs.kr_reload = 1; rcs.kr_update = 1; /* reload only keylist */
348                DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, dlg,
349                                keycache_dlg_proc, (LPARAM)&rcs);
350                return TRUE;
351                
352            case IDC_KEYPROPS_CHANGE_PWD:
353                keyedit_change_passwd (k, dlg);        
354                return TRUE;
355    
356            case IDC_KEYPROPS_REVOKERS:
357                dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYREVOKERS, dlg,
358                                  key_revokers_dlg_proc, (LPARAM)key,
359                                  _("Key Revokers"), IDS_WINPT_KEY_REVOKERS);
360                break;
361            }
362        }
363        
364        return FALSE;
365    }
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