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

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revision 217 by twoaday, Mon May 22 14:21:39 2006 UTC revision 273 by twoaday, Fri Dec 8 10:22:17 2006 UTC
# Line 1  Line 1 
1  /* wptKeyPropsDlg.cpp - WinPT key properties dialog  /* wptKeyPropsDlg.cpp - WinPT key property dialog
2   *      Copyright (C) 2000, 2001, 2002, 2003, 2005, 2006 Timo Schulz   *      Copyright (C) 2000, 2001, 2002, 2003, 2005, 2006 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
# Line 42  Line 42 
42  static int  static int
43  do_check_key (gpgme_key_t key)  do_check_key (gpgme_key_t key)
44  {  {
45      int invalid = 0;      int invalid;
46    
47      invalid = key->expired;      invalid = key->expired;
48      if (!invalid)      if (!invalid)
# Line 78  ownertrust_to_string (int val, bool is_k Line 78  ownertrust_to_string (int val, bool is_k
78    
79  /* Generate a unique temp name for the photo which  /* Generate a unique temp name for the photo which
80     depends on the dialog handle and return it. */     depends on the dialog handle and return it. */
81  static const char*  const char*
82  get_photo_tmpname (HWND dlg)  get_photo_tmpname (HWND dlg)
83  {  {
84      static char buf[MAX_PATH+128+1];      static char buf[MAX_PATH+128+1];
85      char name[64];      char name[64];
86    
87      _snprintf (name, sizeof (name)-1, "winpt_photo_%08lX.tmp", (DWORD)dlg);      _snprintf (name, DIM (name)-1, "winpt_photo_%08lX.tmp", (DWORD)dlg);
88      get_temp_name (buf, DIM (buf)-1, name);      get_temp_name (buf, DIM (buf)-1, name);
89      return buf;      return buf;
90  }  }
# Line 99  draw_nophoto_img (HWND dlg) Line 99  draw_nophoto_img (HWND dlg)
99  }  }
100    
101    
102    
103    /* Delete temporary photo file. */
104    void
105    key_unload_photo (HWND dlg)
106    {
107        DeleteFile (get_photo_tmpname (dlg));
108    }
109    
110    
111  /* Load the photo from the key @key */  /* Load the photo from the key @key */
112  static int  int
113  keyprops_load_photo (HWND dlg, gpgme_key_t key, gpgme_validity_t *r_valid)  key_load_photo (HWND dlg, gpgme_key_t key, gpgme_validity_t *r_valid)
114  {  {
115      winpt_key_s k;      winpt_key_s k;
116      FILE *f;      FILE *fp;
117      const BYTE *img;      const BYTE *img;
118      DWORD imglen = 0;      DWORD imglen = 0;
119      int pos=0;      int pos=0;
# Line 115  keyprops_load_photo (HWND dlg, gpgme_key Line 124  keyprops_load_photo (HWND dlg, gpgme_key
124      imglen = k.ext->attrib.len;      imglen = k.ext->attrib.len;
125      if (img && !k.ext->attrib.validity)      if (img && !k.ext->attrib.validity)
126          get_uat_validity (key->subkeys->keyid, &k.ext->attrib.validity);          get_uat_validity (key->subkeys->keyid, &k.ext->attrib.validity);
127      *r_valid = k.ext->attrib.validity;      if (r_valid)
128            *r_valid = k.ext->attrib.validity;
129    
130      if (!img || !imglen) {      if (!img || !imglen) {
131          draw_nophoto_img (dlg);          draw_nophoto_img (dlg);
132          return -1;          return -1;
133      }      }
134    
135      f = fopen (get_photo_tmpname (dlg), "wb");      fp = fopen (get_photo_tmpname (dlg), "wb");
136      if (f) {      if (fp) {
137          pos += 16;          pos += 16;
138          fwrite (img + pos, 1, imglen - pos, f);          fwrite (img + pos, 1, imglen - pos, fp);
139          fclose (f);          fclose (fp);
140      }      }
141      return 0;      return 0;
142  }  }
143    
144    
 /* Display the photo in the image control in the dialog @dlg. */  
 static int  
 keyprops_show_photo (HWND dlg)  
 {  
     RECT r;      
     POINT p;  
     HWND h;  
   
     h = GetDlgItem (dlg, IDC_KEYPROPS_IMG);  
     GetWindowRect (h, &r);  
     p.x = r.left + 5;  
     p.y = r.top - 2;  
     memset (&p, 0, sizeof (p));  
     PTD_jpg_show (h, &p, get_photo_tmpname (dlg));  
       
     return 0;  
 }  
   
   
145  /* Return string representation of the key validity. @key. */  /* Return string representation of the key validity. @key. */
146  static const char*  static const char*
147  get_validity (gpgme_key_t key)  get_validity (gpgme_key_t key)
# Line 161  get_validity (gpgme_key_t key) Line 152  get_validity (gpgme_key_t key)
152          return _("Revoked");          return _("Revoked");
153      if (key->disabled)      if (key->disabled)
154          return _("Disabled");          return _("Disabled");
155        if (key->invalid)
156            return _("Invalid");
157      return get_key_trust2 (NULL, key->uids->validity, 0, 0);      return get_key_trust2 (NULL, key->uids->validity, 0, 0);
158  }  }
159    
# Line 182  get_pref_cipher (winpt_key_t k) Line 175  get_pref_cipher (winpt_key_t k)
175      case 8: return "AES192";      case 8: return "AES192";
176      case 9: return "AES256";      case 9: return "AES256";
177      case 10:return "Twofish";      case 10:return "Twofish";
178        default:break;
179      }      }
180      return "Unknown";      return "Unknown";
181  }  }
# Line 191  get_pref_cipher (winpt_key_t k) Line 185  get_pref_cipher (winpt_key_t k)
185  static bool  static bool
186  check_for_desig_rev (gpgme_key_t key)  check_for_desig_rev (gpgme_key_t key)
187  {  {
188      winpt_key_s kk;      winpt_key_s k;
189    
190      memset (&kk, 0, sizeof (kk));      memset (&k, 0, sizeof (k));
191      if (!winpt_get_pubkey (key->subkeys->keyid, &kk))      if (!winpt_get_pubkey (key->subkeys->keyid, &k))
192          return kk.ext->gloflags.has_desig_rev? true : false;          return k.ext->gloflags.has_desig_rev? true : false;
193      return false;      return false;
194  }  }
195    
# Line 227  key_is_valid (gpgme_key_t key) Line 221  key_is_valid (gpgme_key_t key)
221  }  }
222    
223    
224    /* Return extended algorithm information. */
225    const char*
226    props_get_key_algo (gpgme_key_t key, int idx)
227    {
228        /* PGP calls the old RSAv3 keys 'RSA Legacy' and because this
229           is a good method to differ between OpenPGP v4 cert-only keys
230           and v3 RSA keys, we use the same notation. */
231        if (key->subkeys != NULL && strlen (key->subkeys->fpr) == 32)
232            return "RSA Legacy";
233        return get_key_algo (key, idx);
234    }
235    
236    
237  /* Display the key information for key @k.  /* Display the key information for key @k.
238     Return value: gpgme key on success. */     Return value: gpgme key on success. */
# Line 258  display_key_info (HWND dlg, winpt_key_t Line 264  display_key_info (HWND dlg, winpt_key_t
264                 "%s\r\n"),                 "%s\r\n"),
265                 get_key_type (key),                 get_key_type (key),
266                 k->keyid,                 k->keyid,
267                 get_key_algo (key, 0),                 props_get_key_algo (key, 0),
268                 get_key_size (key, 0),                 get_key_size (key, 0),
269                 get_key_created (created),                 get_key_created (created),
270                 get_key_expire_date (expires),                 get_key_expire_date (expires),
# Line 292  on_init_dialog (HWND dlg, WPARAM wparam, Line 298  on_init_dialog (HWND dlg, WPARAM wparam,
298      SetDlgItemText (dlg, IDC_KEYPROPS_OTINF, _("Ownertrust"));        SetDlgItemText (dlg, IDC_KEYPROPS_OTINF, _("Ownertrust"));  
299            
300      display_key_info (dlg, k);      display_key_info (dlg, k);
301      if (!keyprops_load_photo (dlg, k->ctx, &valid)) {      if (!key_load_photo (dlg, k->ctx, &valid)) {
302          k->has_photo = 1;          k->has_photo = 1;
303          if (valid < GPGME_VALIDITY_MARGINAL)          if (valid < GPGME_VALIDITY_MARGINAL)
304              SetDlgItemText (dlg, IDC_KEYPROPS_IMGINF, _("Photo-ID not validated."));              SetDlgItemText (dlg, IDC_KEYPROPS_IMGINF, _("Photo-ID not validated."));
305      }          }
306      if (k->key_pair)      if (k->key_pair)
307          EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_CHANGE_PWD), TRUE);          EnableWindow (GetDlgItem (dlg, IDC_KEYPROPS_CHANGE_PWD), TRUE);
308      if (check_for_desig_rev (k->ctx))      if (check_for_desig_rev (k->ctx))
# Line 322  keyprops_dlg_proc (HWND dlg, UINT msg, W Line 328  keyprops_dlg_proc (HWND dlg, UINT msg, W
328    
329      switch (msg) {      switch (msg) {
330      case WM_INITDIALOG:      case WM_INITDIALOG:
331          assert (lparam != NULL);          assert (lparam != 0);
332          prop = new struct prop_info_s;          prop = new struct prop_info_s;
333          prop->key = (winpt_key_t)lparam;          prop->key = (winpt_key_t)lparam;
334          SetWindowLong (dlg, GWL_USERDATA, (LONG)prop);          SetWindowLong (dlg, GWL_USERDATA, (LONG)prop);
# Line 330  keyprops_dlg_proc (HWND dlg, UINT msg, W Line 336  keyprops_dlg_proc (HWND dlg, UINT msg, W
336          return TRUE;          return TRUE;
337    
338      case WM_DESTROY:      case WM_DESTROY:
339          remove (get_photo_tmpname (dlg));          key_unload_photo (dlg);
340          delete prop;prop=NULL;          delete prop;prop = NULL;
341          SetWindowLong (dlg, GWL_USERDATA, 0);          SetWindowLong (dlg, GWL_USERDATA, 0);
342          break;          break;
343                
344      case WM_PAINT:      case WM_PAINT:
345          if (prop->key->has_photo)          /* Display the photo in the frame of the dialog @dlg.
346              keyprops_show_photo (dlg);             The coordinates are fixed to (0,0). */
347            if (prop->key->has_photo) {
348                POINT p;
349                p.x = p.y = 0;
350                PTD_jpg_show (GetDlgItem (dlg, IDC_KEYPROPS_IMG),
351                              &p, get_photo_tmpname (dlg));
352            }
353          break;          break;
354            
355      case WM_COMMAND:      case WM_COMMAND:
356          switch (LOWORD (wparam)) {          switch (LOWORD (wparam)) {
357          case IDOK:          case IDOK:
# Line 351  keyprops_dlg_proc (HWND dlg, UINT msg, W Line 363  keyprops_dlg_proc (HWND dlg, UINT msg, W
363              return TRUE;              return TRUE;
364                            
365          case IDC_KEYPROPS_OT_CHANGE:          case IDC_KEYPROPS_OT_CHANGE:
             if (do_check_key (prop->key->ctx)) {  
                 msg_box (dlg, _("The status of this key is 'revoked' or 'expired'.\n"  
                                 "You cannot change the ownertrust of such keys."),  
                                 _("WinPT Warning"), MB_ERR);  
                 return TRUE;  
             }  
366              if (!prop->key->key_pair && !key_is_valid (prop->key->ctx)) {              if (!prop->key->key_pair && !key_is_valid (prop->key->ctx)) {
367                  rc = msg_box (dlg, _("This is a non-valid key.\n"                  rc = msg_box (dlg, _("This is a non-valid key.\n"
368                                       "Modifying the ownertrust has no effect on such keys.\n\n"                                       "Modifying the ownertrust has no effect on such keys.\n\n"
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