/[winpt]/trunk/Src/WinPT.cpp
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revision 180 by twoaday, Mon Mar 6 14:41:58 2006 UTC revision 328 by twoaday, Fri Sep 25 16:07:38 2009 UTC
# Line 1  Line 1 
1  /* WinPT.cpp - Windows Privacy Tray (WinPT)  /* WinPT.cpp - Windows Privacy Tray (WinPT)
2   *      Copyright (C) 2000-2006 Timo Schulz   *      Copyright (C) 2000-2009 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
# Line 12  Line 12 
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.
  *  
  * You should have received a copy of the GNU General Public License  
  * along with WinPT; if not, write to the Free Software Foundation,  
  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA  
15   */   */
16  #ifdef HAVE_CONFIG_H  #ifdef HAVE_CONFIG_H
17  #include <config.h>  #include <config.h>
# Line 40  Line 36 
36  #include "wptContext.h"  #include "wptContext.h"
37  #include "wptCardEdit.h"  #include "wptCardEdit.h"
38  #include "wptCrypto.h"  #include "wptCrypto.h"
39    #include "wptUTF8.h"
40    
41  void remove_crit_file_attrs (const char *fname, int force);  void remove_crit_file_attrs (const char *fname, int force);
42    
43    /* Global variables. */
44  HINSTANCE glob_hinst;   /* global instance for the dialogs */  HINSTANCE glob_hinst;   /* global instance for the dialogs */
45  HWND glob_hwnd;         /* global window handle for the dialogs */  HWND glob_hwnd;         /* global window handle for the dialogs */
 HWND activ_hwnd;  
46  int scard_support = 0;  int scard_support = 0;
47  int debug = 0;  int debug = 0;
 int mobile = 0;  
48  int gpg_read_only = 0;  int gpg_read_only = 0;
49    int emulate_utf8_bug = 0;
50  char gpgver[3];  char gpgver[3];
51    /* End */
52    
53    
54  /* Load the key cache and rebuild the signature cache. */  /* Load the key cache and rebuild the signature cache. */
55  static void  int
56  update_keycache (HWND hwnd)  update_keycache (HWND hwnd)
57  {  {
58      refresh_cache_s rcs = {0};      int err;
59      rcs.kr_reload = 0;      refresh_cache_s rcs;
60      rcs.kr_update = 1;  
61      rcs.tr_update = 1;      /* no need to rebuild the sig cache each time. */
62      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,      memset (&rcs, 0, sizeof (rcs));
63        rcs.kring_update = 1;
64        err = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
65                      keycache_dlg_proc, (LPARAM)&rcs);                      keycache_dlg_proc, (LPARAM)&rcs);
66        if (err) {
67            char *cfgf = get_gnupg_config ();
68            if (cfgf && check_gnupg_options (cfgf, 0) == WPTERR_FILE_EXIST)
69                msg_box (GetDesktopWindow (),
70                         _("The gpg.conf contains at least one argument which points to a non-existing file."), "WinPT", MB_ERR);
71            free_if_alloc (cfgf);
72            return -1;
73        }
74        return 0;
75  }  }
76    
77    
78  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
79  void  void
80  gpg_set_debug_mode (int val)  gpg_set_debug_mode (int val)
 {        
     if (val)  
         putenv ("GPGME_DEBUG=5:gpgme.dbg");  
     else  
         putenv ("GPGME_DEBUG=");  
 }  
   
   
 /* Return the name of the gettext language file. */  
 static char*  
 get_gettext_lang (void)  
 {      
     char *fname;  
     fname = get_reg_entry_mo ();  
     if (!fname)  
         return NULL;  
     return fname;  
 }  
   
   
 /* Initialize the gettext sub system. */  
 static void  
 load_gettext (int prev_inst)  
81  {  {
82      char *nls = NULL;      static char buf[MAX_PATH+1];
83        char tmp[128];
84      nls = get_gettext_lang ();      
85      if (nls != NULL) {      /* XXX: no gpgme.dbg is created. */
86          set_gettext_file ("winpt", nls);      if (val > 0) {
87          free_if_alloc (nls);          GetTempPath (DIM (tmp)-1, tmp);
88            _snprintf (buf, DIM (buf)-1, "GPGME_DEBUG=5:%sgpgme.dbg", tmp);
89            putenv (buf);
90      }      }
91        else
92            putenv ("GPGME_DEBUG=");
93  }  }
94    
95    
# Line 108  load_gettext (int prev_inst) Line 97  load_gettext (int prev_inst)
97  static bool  static bool
98  gpg_prefs_ok (void)  gpg_prefs_ok (void)
99  {  {
100      char *p;      char *p = get_reg_entry_gpg4win ("gpg.exe");
   
     p = get_reg_entry_gpg4win ("gpg.exe");  
101      if (!p || file_exist_check (p) != 0) {      if (!p || file_exist_check (p) != 0) {
102          free_if_alloc (p);          free_if_alloc (p);
103          p = get_reg_entry_gpg ("gpgProgram");          p = get_reg_entry_gpg ("gpgProgram");
104          if (!p || file_exist_check (p) != 0) {          if (!p || file_exist_check (p) != 0) {
105              free_if_alloc (p);              free_if_alloc (p);
106                log_debug ("gpg_prefs_ok: could not locate gpg.exe");
107              return false;              return false;
108          }          }
109      }      }
110      free_if_alloc (p);      free_if_alloc (p);
111      p = get_reg_entry_gpg4win (NULL);          p = get_reg_entry_gpg4win (NULL);
112      if (!p || dir_exist_check (p) != 0) {      if (!p || dir_exist_check (p) != 0) {
113          free_if_alloc (p);          free_if_alloc (p);
114          p = get_reg_entry_gpg ("HomeDir");          p = get_reg_entry_gpg ("HomeDir");
115          if (!p || dir_exist_check (p) != 0) {          if (!p || dir_exist_check (p) != 0) {
116              free_if_alloc (p);              free_if_alloc (p);
117                log_debug ("gpg_prefs_ok: could not determine home directory");
118              return false;              return false;
119          }          }
120      }      }
# Line 140  static void Line 129  static void
129  check_readonly_attr (const char *homedir)  check_readonly_attr (const char *homedir)
130  {  {
131      const char *files[] = {"pubring.gpg", "secring.gpg", "trustdb.gpg", NULL};      const char *files[] = {"pubring.gpg", "secring.gpg", "trustdb.gpg", NULL};
     char *file;  
     int i;  
132    
133      for (i=0; files[i] != NULL; i++) {      for (int i=0; files[i] != NULL; i++) {
134          file = make_filename (homedir, files[i], NULL);          char *file = make_filename (homedir, files[i], NULL);
135          remove_crit_file_attrs (file, 0);          remove_crit_file_attrs (file, 0);
136          free_if_alloc (file);          free_if_alloc (file);
137      }      }
# Line 162  load_gpg_env (void) Line 149  load_gpg_env (void)
149      SECURITY_ATTRIBUTES sec_attr;      SECURITY_ATTRIBUTES sec_attr;
150      char *p;      char *p;
151      char *pkr;      char *pkr;
152        int err = 0;
153    
154      p = get_reg_entry_gpg4win ("gpg.exe");      p = get_reg_entry_gpg4win ("gpg.exe");
155      if (!p)      if (!p)
# Line 181  load_gpg_env (void) Line 169  load_gpg_env (void)
169          memset (&sec_attr, 0, sizeof (sec_attr));          memset (&sec_attr, 0, sizeof (sec_attr));
170          sec_attr.nLength = sizeof (sec_attr);          sec_attr.nLength = sizeof (sec_attr);
171          if (!CreateDirectory (p, &sec_attr)) {          if (!CreateDirectory (p, &sec_attr)) {
172              msg_box (NULL, _("Could not create GPG home directory"),              msg_box (GetDesktopWindow (),
173                         _("Could not create GPG home directory"),
174                       _("WinPT Error"), MB_ERR);                       _("WinPT Error"), MB_ERR);
175              free_if_alloc (p);              free_if_alloc (p);
176              return (2);              return (2);
# Line 190  load_gpg_env (void) Line 179  load_gpg_env (void)
179      check_readonly_attr (p);      check_readonly_attr (p);
180      pkr = make_filename (p, "pubring", "gpg");      pkr = make_filename (p, "pubring", "gpg");
181      free_if_alloc (p);      free_if_alloc (p);
182      if (!pkr)      if (get_file_size (pkr) == 0)
183          return -1;          err = -1;
184      if (get_file_size (pkr) == 0) {      free_if_alloc (pkr);
185          free_if_alloc (pkr);      return err;
         return -1;  
     }  
     return 0;  
186  }  }
187    
188    
189  /* check if the default key from the gpg.conf file is available in the  /* check if the default key from the gpg.conf file is available in the
190     keyring. if not, bail out because encryption won't work properly then. */     keyring. if not, bail out because encryption won't work properly then. */
191  static int  static int
192  check_default_key (gpg_keycache_t kc)  check_default_key (void)
193  {  {
194      gpgme_key_t key;      gpgme_key_t key;
195      gpgme_error_t err = GPG_ERR_NO_ERROR;      gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR);
196        gpg_keycache_t kc;
197      char *defkey;      char *defkey;
198    
199        kc = keycache_get_ctx (0);
200      defkey = get_gnupg_default_key ();      defkey = get_gnupg_default_key ();
201      if (defkey)      if (defkey != NULL) {
202          err = gpg_keycache_find_key (kc, defkey, 0, &key);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
203      else          if (err) {
204          msg_box (NULL, _("No useable secret key found."),              free_if_alloc (defkey);
205                   _("WinPT Error"), MB_ERR);              return -1;
     free_if_alloc (defkey);  
     return err? -1 : 0;  
 }  
   
   
 /* Return the WinPT program file name (with full pathname). */  
 static const char*  
 get_prog_part (const char * fname, int use_cwd)  
 {  
     static char program[512];  
     char currdir[256];  
     char *cmd = NULL;  
     int j;  
           
     memset (currdir, 0, DIM (currdir));  
     memset (program, 0, DIM (program));  
           
     if (use_cwd) {  
         GetCurrentDirectory (DIM (currdir)-1, currdir);  
         _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);  
     }  
     else {  
         cmd = GetCommandLine ();  
         if (cmd == NULL)  
             return NULL;  
         strncpy (currdir, cmd, sizeof (currdir)-1);  
         j = strlen (currdir);  
         while (j--) {  
             if (currdir[j] == '\\')  
                 break;  
206          }          }
         currdir[j] = 0;  
         _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  
207      }      }
208      return program;      else {
209            /* Actually this is just a warning but we still continue. */
210            msg_box (GetDesktopWindow (), _("No useable secret key found."),
211                     _("WinPT Warning"), MB_WARN);
212            return 0;
213        }
214    
215        /* Because the secret key listing has no information
216           about the validity/status, we need to check the public key. */
217        kc = keycache_get_ctx (1);
218        if (!gpg_keycache_find_key (kc, defkey, 0, &key) &&
219            (key->revoked || key->expired)) {
220            msg_box (GetDesktopWindow (), _("Default secret key is unuseable"),
221                     _("WinPT Warning"), MB_ERR);
222            free_if_alloc (defkey);
223            return -1;
224        }
225        free_if_alloc (defkey);
226        return 0;
227  }  }
228    
229    
# Line 258  get_prog_part (const char * fname, int u Line 232  get_prog_part (const char * fname, int u
232  static bool  static bool
233  check_crypto_engine (void)  check_crypto_engine (void)
234  {  {
235      int ma=0, mi=0, pa=0;      int ma = 0, mi = 0, pa = 0;
236      int rc;      int rc;
237    
238      rc = check_gnupg_engine (NEED_GPG_VERSION, &ma, &mi, &pa);      rc = check_gnupg_engine (NEED_GPG_VERSION, &ma, &mi, &pa);
239      if (rc == -1) {      if (rc == -1) {
240          msg_box (NULL, _("Could not read GnuPG version."),          msg_box (GetDesktopWindow (), _("Could not read GnuPG version."),
241                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
242          return false;          return false;
243      }      }
244      else if (rc) {      else if (rc) {
245          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
246                   _("Sorry, you need a newer GPG version.\n"                   _("A newer GPG version is needed.\n"
247                     "GPG version %d.%d.%d required GPG version "NEED_GPG_VERSION),                     "Current GPG version %d.%d.%d, required "NEED_GPG_VERSION),
248                     ma, mi, pa);                     ma, mi, pa);
249          return false;          return false;
250      }      }
251      /* We enable smartcard support for GPG: >= 2 or >= 1.4.3 */      
252      if (ma > 1 || pa >= 3)          // TODO: smart card support needs to be revamped
253        // and adjusted according to newer OpenPGP cards.
254        /*
255        if ((ma > 1 || pa >= 4) && pcsc_available ())
256          scard_support = 1;          scard_support = 1;
257        */
258        scard_support = 0;
259        
260      gpgver[0] = ma;      gpgver[0] = ma;
261      gpgver[1] = mi;      gpgver[1] = mi;
262      gpgver[2] = pa;      gpgver[2] = pa;
# Line 285  check_crypto_engine (void) Line 264  check_crypto_engine (void)
264  }  }
265    
266    
 /* Try to load the keyserver config file. If @quiet is 1  
    do not show any errors. */  
 static int  
 load_keyserver_conf (int quiet)  
 {  
     char *buf;  
     const char *t;  
     int rc;  
   
     /* Create $APPDATA\winpt if needed. */  
     buf = make_special_filename (CSIDL_APPDATA, "winpt", NULL);  
     if (buf && dir_exist_check (buf) && !CreateDirectory (buf, NULL)) {  
         MessageBox (NULL, _("Failed to create WinPT directory"),  
                     _("Keyserver"), MB_ERR);  
         free_if_alloc (buf);  
         return -1;  
     }  
     free_if_alloc (buf);  
   
     /* Check for $APPDATA\winpt\keyserver.conf */  
     buf = make_special_filename (CSIDL_APPDATA, "winpt\\keyserver.conf", NULL);  
   
     if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))  
         t = get_prog_part ("keyserver.conf", 0);  
     else  
         t = "keyserver.conf";  
     if (file_exist_check (t) == 0 && file_exist_check (buf) != 0) {  
         //log_box (_("Keyserver"), MB_INFO,  
         //       _("keyserver.conf will be copied to \"%s\"\r\n"), buf);  
         if (!CopyFile (t, buf, FALSE)) {  
             MessageBox (NULL, _("Failed to copy the keyserver.conf"),  
                         _("Keyserver"), MB_ERR);  
             free_if_alloc (buf);  
             return -1;  
         }  
         t = buf;  
     }  
     else  
         t = buf;  
       
     rc = kserver_load_conf (t);  
     if (rc && !quiet)  
         msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);  
     else {  
         free_if_alloc (reg_prefs.kserv_conf);  
         reg_prefs.kserv_conf = m_strdup (t);  
     }  
     free_if_alloc (buf);  
     return rc;  
 }  
   
267    
268  /* Check if both keyrings are empty. This indicates that  /* Check if both keyrings are empty. This indicates that
269     WinPT should offer to generate a key pair. */     WinPT should offer to generate a key pair. */
# Line 343  static bool Line 271  static bool
271  check_for_empty_keyrings (bool pub_only)  check_for_empty_keyrings (bool pub_only)
272  {  {
273      char *p;      char *p;
274      int n = 0;      int n;
275    
276        n=0;
277      p = get_gnupg_keyring (1, 0);      p = get_gnupg_keyring (1, 0);
278      if (file_exist_check (p) == 0 && get_file_size (p) == 0)      if (file_exist_check (p) == 0 && get_file_size (p) == 0)
279          n++;          n++;
# Line 359  check_for_empty_keyrings (bool pub_only) Line 288  check_for_empty_keyrings (bool pub_only)
288  }  }
289    
290    
291  /* Enable the mobility mode. */  
292  static void  /* Display info message that WinPT is now in debug mode. */
293  enable_mobile_mode (void)  void
294    winpt_debug_msg (void)
295    {      
296        char output[512];
297        char temp[MAX_PATH+1];
298            
299        GetTempPath (DIM (temp) -1, temp);
300        _snprintf (output, DIM (output)-1,
301            "The GPGME output file is %sgpgme.dbg\n"
302            "The WinPT output file is %swinpt.log\n", temp, temp);
303        MessageBox (NULL, output, "WinPT now runs in DEBUG MODE", MB_INFO);
304    }
305    
306    
307    /* Search for insecure ElGamal keys and return the
308       number of founded keys. */
309    static int
310    count_insecure_elgkeys (void)
311  {  {
312      memset (&reg_prefs, 0, sizeof (reg_prefs));      gpg_keycache_t pc;
313      reg_prefs.always_trust = 0;      gpgme_key_t key;
314      reg_prefs.auto_backup = 0;      int n;
315      reg_prefs.cache_time = 0;  
316      reg_prefs.expert = 0;      n=0;
317      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");      pc = keycache_get_ctx (1);
318      reg_prefs.no_zip_mmedia = 1;      while (!gpg_keycache_next_key (pc, 0, &key)) {
319      reg_prefs.use_tmpfiles = 1;          if (key->subkeys->pubkey_algo == GPGME_PK_ELG)
320      reg_prefs.word_wrap = 80;              n++;
321      reg_prefs.use_viewer = 0; /* XXX */      }
322        gpg_keycache_rewind (pc);
323        return n;
324  }  }
325    
326    
# Line 385  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 333  WinMain (HINSTANCE hinst, HINSTANCE hpre
333      MSG msg;      MSG msg;
334      HWND hwnd = NULL;      HWND hwnd = NULL;
335      WORD ver[3], ptdver[4];      WORD ver[3], ptdver[4];
336        OSVERSIONINFOA osver;
337        const char *s;
338      int rc, ec, created = 0;      int rc, ec, created = 0;
339      int first_start = 0, start_gpgprefs = 0;      int first_start = 0, start_gpgprefs = 0;
340      int winpt_inst_found = 0;      int winpt_inst_found = 0;
341      int start_manager = 0;      int start_manager = 0;    
     const char *s;  
342    
343        memset (&osver, 0, sizeof (osver));
344        osver.dwOSVersionInfoSize = sizeof (osver);
345        if (!GetVersionEx (&osver)) {
346            MessageBox (NULL, _("Could not read the OS version."),
347                        _("WinPT Error"), MB_ERR);
348            return 0;
349        }
350        /*
351        if (osver.dwMajorVersion < 5) {
352            MessageBox (NULL, _("WinPT requires Windows XP or higher."),
353                        _("WinPT Warning"), MB_INFO);
354            return 0;
355        }*/
356            
357      glob_hinst = hinst;      glob_hinst = hinst;
358      if (cmdline && stristr (cmdline, "--stop")) {      if (cmdline && stristr (cmdline, "--stop")) {
359          hwnd = FindWindow ("WinPT", "WinPT");          hwnd = FindWindow ("WinPT", "WinPT");
360          if (hwnd != NULL)          if (hwnd != NULL)
361              PostMessage (hwnd, WM_DESTROY, 0, 0);              PostMessage (hwnd, WM_DESTROY, 0, 0);
362          return 0;          return 0;
363      }      }    
364    
365      /*      get_file_version ("winpt.exe", &ver[0], &ver[1], &ver[2], &ver[3]);
366      OSVERSIONINFO osinf;      ec = get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],  
     memset (&osinf, 0, sizeof (osinf));  
     if (GetVersionEx (&osinf) &&  
         osinf.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS &&  
         osinf.dwMinorVersion == 0) {  
         msg_box (NULL, "WinPT propably does not work on Windows 95 without restrictions",  
                  "WinPT Warning", MB_INFO);  
     }  
     */  
   
     #ifdef _DEBUG  
     gpg_set_debug_mode (1);  
     debug = 1;  
     #endif  
   
     get_file_version ("WinPT.exe", &ver[0], &ver[1], &ver[2], &ver[3]);  
     get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],  
367                                   &ptdver[2], &ptdver[3]);                                   &ptdver[2], &ptdver[3]);
368      /* XXX      
369      if (ptdver[0] != ver[0] || ptdver[1] != ver[1]|| ptdver[2] != ver[2]) {      if (!ec && (ptdver[0] != ver[0] ||
370                    ptdver[1] != ver[1] ||
371                    ptdver[2] != ver[2])) {
372          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
373                   _("The PTD.dll file has a different version than WinPT.exe\n"                   _("The PTD.dll file has a different version than WinPT.exe\n"
374                     "Please update the PTD.dll to version %d.%d.%d"),                     "Please update the PTD.dll to version %d.%d.%d"),
375                     ver[0], ver[1], ver[2]);                     ver[0], ver[1], ver[2]);
376          return 0;          return 0;
377      }      }
     */  
378    
379      if (gpg_md_selftest ()) {      if (gpg_md_selftest ()) {
380          msg_box (NULL, _("Cryptographic selftest failed."),          msg_box (GetDesktopWindow (), _("Cryptographic selftest failed."),
381                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
382          return 0;          return 0;
383      }      }
384    
385      s = gpgme_check_version (NEED_GPGME_VERSION);      s = gpgme_check_version (NEED_GPGME_VERSION);
386      if (!s || !*s) {      if (!s || !*s) {
387          msg_box (NULL, _("A newer GPGME version is needed; at least "NEED_GPGME_VERSION),          msg_box (GetDesktopWindow (),
388                     _("A newer GPGME version is needed; at least "NEED_GPGME_VERSION),
389                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
390          return 0;          return 0;
391      }      }
# Line 444  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 393  WinMain (HINSTANCE hinst, HINSTANCE hpre
393      CreateMutex (NULL, TRUE, PGM_NAME);      CreateMutex (NULL, TRUE, PGM_NAME);
394      if (GetLastError () == ERROR_ALREADY_EXISTS)      if (GetLastError () == ERROR_ALREADY_EXISTS)
395          winpt_inst_found = 1;          winpt_inst_found = 1;
396        
397        gettext_set_user_domain ();
398    
399      if (cmdline && stristr (cmdline, "--mobile")) {      regist_inst_gnupg (1);
400          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",      regist_inst_winpt (1, &created);
                  "WinPT", MB_INFO);  
         mobile = 1;  
     }  
   
     set_default_kserver ();  
     load_gettext (winpt_inst_found);  
   
     if (!mobile) {  
         regist_inst_gnupg (1);  
         regist_inst_winpt (1, &created);  
     }  
     else {  
         enable_mobile_mode ();  
         /* XXX: ask for GPG path */  
         created = 1; /* Disable registry writing */  
     }  
401    
402      if (!created) {      if (!created) {
403          memset (&reg_prefs, 0, sizeof (reg_prefs));          memset (&reg_prefs, 0, sizeof (reg_prefs));
         reg_prefs.use_tmpfiles = 1; /* default */  
         reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */  
404          get_reg_winpt_prefs (&reg_prefs);          get_reg_winpt_prefs (&reg_prefs);
405          gnupg_load_config ();          reg_prefs.fm.progress = 0; /* TODO: fix the bug and enable it again */
406            if (gnupg_load_config () == -2)
407                msg_box (GetDesktopWindow (),
408                         _("The gpg.conf file contains the 'textmode' option\n"
409                           "which leads to broken binary output during decryption.\n"
410                           "If this is on purpose, just continue otherwise the option should be disabled."),
411                         _("WinPT Error"), MB_ERR);
412      }      }
413    
414      if (is_gpg4win_installed ())      if (is_gpg4win_installed ())
415          load_gpg_env (); /* XXX: check return code. */          load_gpg_env (); /* TODO: check return code. */
416    
417      rc = gnupg_check_homedir ();      rc = gnupg_check_homedir ();
418      if (rc) {      if (rc) {
419            char *p;
420    
421          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
422                   _("GPG home directory is not set correctly.\n"                   _("GPG home directory is not set correctly.\n"
423                     "Please check the GPG registry settings:\n%s."),                     "Please check the GPG registry settings:\n%s."),
# Line 485  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 426  WinMain (HINSTANCE hinst, HINSTANCE hpre
426                                _("Select GPG Public Keyring"),                                _("Select GPG Public Keyring"),
427                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",
428                                NULL);                                NULL);
429          if (s != NULL) {          if (s != NULL && (p=strrchr (s, '\\'))) {
430              size_t n;              char *path = substr (s, 0, (p-s));
431              char *p = strrchr (s, '\\');  
432              if (!p)              set_reg_entry_gpg ("HomeDir", path);
433                  BUG (0);              free_if_alloc (path);
             n = p - s;  
             if (n) {  
                 char *file = new char[n+1];  
                 if (!file)  
                     BUG (NULL);  
                 memset (file, 0, n);  
                 memcpy (file, s, n);  
                 file[n] = '\0';          
                 set_reg_entry_gpg ("HomeDir", file);  
                 free_if_alloc (file);  
                 gnupg_check_homedir (); /* change gpgProgram if needed */  
             }  
434          }          }
435          else {          else {
436              msg_box (NULL, _("GPG home directory could not be determited."),              msg_box (GetDesktopWindow (),
437                         _("GPG home directory could not be determined."),
438                       _("WinPT Error"), MB_ERR);                       _("WinPT Error"), MB_ERR);
439              goto start;              goto start;
440          }          }
# Line 512  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 442  WinMain (HINSTANCE hinst, HINSTANCE hpre
442    
443      rc = check_gnupg_prog ();      rc = check_gnupg_prog ();
444      if (rc) {      if (rc) {
445          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          if (msg_box (GetDesktopWindow (),
446                               "Do you want to start the GPG preferences to "                       _("Could not find the GPG binary (gpg.exe).\n"
447                               "correct  this problem?"), _("WinPT Error"),                         "Do you want to start the GPG preferences to "
448                               MB_INFO|MB_YESNO) == IDYES)                         "correct  this problem?"), _("WinPT Error"),
449                         MB_INFO|MB_YESNO) == IDYES)
450              start_gpgprefs = 1;              start_gpgprefs = 1;
451          else {          else {
452              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              msg_box (GetDesktopWindow (),
453                         winpt_strerror (rc), _("WinPT Error"), MB_ERR);
454              return 0;              return 0;
455          }          }
456      }      }
# Line 526  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 458  WinMain (HINSTANCE hinst, HINSTANCE hpre
458      rc = gnupg_access_files ();      rc = gnupg_access_files ();
459      if (!start_gpgprefs && rc) {      if (!start_gpgprefs && rc) {
460          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
461              ec = msg_box (NULL,              ec = msg_box (GetDesktopWindow (),
462                  _("Could not access and/or find the public and secret keyring.\n"                  _("Could not access and/or find the public and secret keyring.\n"
463                    "If this is an accident, quit the program and fix it.\n\n"                    "If this is an accident, quit the program and fix it.\n\n"
464                    "Continue if you want that WinPT offers you more choices.\n"),                    "Continue if you want WinPT to offer you more choices.\n"),
465                    "WinPT", MB_INFO|MB_YESNO);                    "WinPT", MB_INFO|MB_YESNO);
466              if (ec == IDYES)              if (ec == IDYES)
467                  first_start = 1;                  first_start = 1;
468          }          }
469          if (!first_start) {          if (!first_start) {
470              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              msg_box (GetDesktopWindow (), winpt_strerror (rc), _("WinPT Error"), MB_ERR);
471              return 0;              return 0;
472          }          }
473      }      }
# Line 544  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 476  WinMain (HINSTANCE hinst, HINSTANCE hpre
476    
477      if (!first_start) {      if (!first_start) {
478          rc = gpg_check_permissions (1);          rc = gpg_check_permissions (1);
479          if (rc && rc == 2)          if (rc && rc == 2) /* 2 means read-only mode. */
480              gpg_read_only = 1;              gpg_read_only = 1;
481          else if (rc)          else if (rc)
482              return 0;              return 0;
# Line 557  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 489  WinMain (HINSTANCE hinst, HINSTANCE hpre
489          return 0;          return 0;
490      }      }
491    
492      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      rc = kserver_load_conf ();
493          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,      if (rc)
494                              GetDesktopWindow(), space_wipefrees_dlg_proc, 0,          msg_box (GetDesktopWindow (), winpt_strerror (rc),
495                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);                   _("Keyserver"), MB_ERR);
         free_gnupg_table ();  
         return 0;  
     }  
   
     load_keyserver_conf (cmdline? 1 : 0);  
496    
497      if (cmdline && (stristr (cmdline, "--keymanager")      if (cmdline && (stristr (cmdline, "--keymanager")
498                  || stristr (cmdline, "--cardmanager"))) {                  || stristr (cmdline, "--cardmanager"))) {
499          /* If an instance of WinPT is running, just send the command          /* If an instance of WinPT is running, just send the command
500             to open the key manager. Otherwise start a new instance.             to open the key manager. Otherwise start a new instance. */
          */  
501          HWND tray = FindWindow ("WinPT", "WinPT");          HWND tray = FindWindow ("WinPT", "WinPT");
502          if (stristr (cmdline, "keymanager"))          if (stristr (cmdline, "keymanager"))
503              start_manager = ID_WINPT_KEY;              start_manager = ID_WINPT_KEY;
# Line 592  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 518  WinMain (HINSTANCE hinst, HINSTANCE hpre
518          return 0;          return 0;
519      }      }
520    
521      if (cmdline) {      if (cmdline && (stristr (cmdline, "--enable-debug") ||
522          if (stristr (cmdline, "--enable-debug") ||                      stristr (cmdline, "--debug"))) {
523              stristr (cmdline, "--debug")) {          gpg_set_debug_mode (1);
524              gpg_set_debug_mode (1);          winpt_debug_msg ();
525              winpt_debug_msg ();          debug = 1;
             debug = 1;  
         }  
526      }      }
527    
528      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
529      rc = RegisterClass (&wc);      rc = RegisterClass (&wc);
530      if (rc == FALSE) {      if (rc == FALSE) {
531          msg_box (NULL, _("Could not register window class"),          msg_box (GetDesktopWindow (),
532                     _("Could not register window class"),
533                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
534          free_gnupg_table ();          free_gnupg_table ();
535          return 0;          return 0;
# Line 618  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 543  WinMain (HINSTANCE hinst, HINSTANCE hpre
543                           hinst,                           hinst,
544                           NULL);                           NULL);
545      if (hwnd == NULL) {      if (hwnd == NULL) {
546          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);          msg_box (GetDesktopWindow (),
547                     _("Could not create window"),
548                     _("WinPT Error"), MB_ERR);
549          free_gnupg_table ();          free_gnupg_table ();
550          return 0;          return 0;
551      }      }
# Line 638  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 565  WinMain (HINSTANCE hinst, HINSTANCE hpre
565          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
566                          gpgprefs_dlg_proc, 0);                          gpgprefs_dlg_proc, 0);
567          if (check_for_empty_keyrings (true))          if (check_for_empty_keyrings (true))
568              first_start = 1; /* The public keyring is empty! */              first_start = 1; /* The public keyring is empty. */
569      }      }
570    
571      if (first_start) {      if (first_start) {
# Line 670  start: Line 597  start:
597              }              }
598              break;              break;
599    
600            case SETUP_CARDGEN:
601                rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_CARD_KEYGEN,
602                                     h, card_keygen_dlg_proc, 0);
603                if (!rc)
604                    goto start;
605                break;
606    
607          case 0: /* Cancel/Abort. */          case 0: /* Cancel/Abort. */
608          default:          default:
609              DestroyWindow (hwnd);              DestroyWindow (hwnd);
# Line 680  start: Line 614  start:
614          if (!check_crypto_engine ()) {          if (!check_crypto_engine ()) {
615              DestroyWindow (hwnd);              DestroyWindow (hwnd);
616              free_gnupg_table ();              free_gnupg_table ();
617                keycache_release (1);
618              return 0;              return 0;
619          }          }
620      }      }
621      else {      else {
622          gpg_keycache_t c, sec_c;          gpg_keycache_t c;
623          update_keycache (hwnd);          if (update_keycache (hwnd)) {
624                DestroyWindow (hwnd);
625                free_gnupg_table ();
626                keycache_release (1);
627                return 0;
628            }
629            /* XXX: rewrite this part. */
630          c = keycache_get_ctx (1);          c = keycache_get_ctx (1);
631          if (!c || !gpg_keycache_get_size (c)) {          if (!gpg_keycache_get_size (c)) {
             gnupg_display_error ();  
632              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
633                               "Please check your GPG config (keyrings, pathes...)"),                               "Please check your GPG config (keyrings, pathes...)"),
634                               _("WinPT Error"), MB_ERR);                               _("WinPT Error"), MB_ERR);
635              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"              ec = msg_box (GetDesktopWindow (),
636                                    "Do you want to start the GPG preferences dialog?"),                            _("It seems that GPG is not configured properly.\n"
637                              "WinPT", MB_INFO|MB_YESNO);                              "Do you want to start the GPG preferences dialog?"),
638                              "WinPT", MB_INFO|MB_YESNO);
639              if (ec == IDYES) {              if (ec == IDYES) {
640                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
641                                  gpgprefs_dlg_proc, 0);                                  gpgprefs_dlg_proc, 0);
# Line 703  start: Line 644  start:
644              else {              else {
645                  DestroyWindow (hwnd);                  DestroyWindow (hwnd);
646                  free_gnupg_table ();                  free_gnupg_table ();
647                    keycache_release (1);
648                  return 0;                  return 0;
649              }              }
650          }          }      
651          sec_c = keycache_get_ctx (0);          if (check_default_key ()) {
         if (check_default_key (sec_c)) {  
652              char *p = get_gnupg_default_key ();              char *p = get_gnupg_default_key ();
653              log_box (_("WinPT Error"), MB_ERR,              log_box (_("WinPT Error"), MB_ERR,
654                       _("Default key (from the GPG config file) could not be found.\n"                       _("Default key (from the GPG config file) could not be found or is unuseable.\n"
655                         "Please check your gpg.conf or set a new default key to correct it:\n\n"                         "The default key will be resetted and can be set later in the Key Manager again.\n\n"
656                         "%s: public key not found."), p? p : "[null]");                         "%s: secret key not found."), p? p : "?");
657                set_gnupg_default_key (NULL);
658              free_if_alloc (p);              free_if_alloc (p);
             DestroyWindow (hwnd);  
             free_gnupg_table ();  
             return 0;  
659          }          }
660          if (count_insecure_elgkeys ())          if (count_insecure_elgkeys ())
661              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
662                              elgamal_warn_dlg_proc, 0);                              elgamal_warn_dlg_proc, 0);
663      }      }
664      
665        if (strstr (cmdline, "--emulate-utf8-bug")) {
666            MessageBox (NULL, "Please use this mode only for resetting your passphrase to a non-utf8 form.",
667                        "WinPT Warning", MB_WARN);
668            emulate_utf8_bug = 1;
669        }
670      if (start_manager)      if (start_manager)
671          PostMessage (hwnd, WM_COMMAND, start_manager, 0);          PostMessage (hwnd, WM_COMMAND, start_manager, 0);
672    
# Line 734  start: Line 678  start:
678              DispatchMessage (&msg);              DispatchMessage (&msg);
679          }          }
680      }      }
681                
682      return 0;      return 0;
683  }  }
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