/[winpt]/trunk/Src/WinPT.cpp
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revision 168 by twoaday, Fri Jan 27 10:08:10 2006 UTC revision 409 by twoaday, Mon Feb 6 19:39:00 2012 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);
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  char gpgver[3];  char gpgver[3];
50    /* End */
51    
52    
53    /* Retrieve the product verion of the given file @fname.
54       Format: MAJOR.MINOR.PATCH1.PATCH2
55       Return value: 0 on success. */
56    int
57    get_file_version (const char *fname, WORD *major, WORD *minor, WORD *patch1, WORD *patch2)
58    {
59        VS_FIXEDFILEINFO *inf;
60        char file[MAX_PATH+1] = {0};
61        LPVOID buf, data;
62        DWORD size;
63        UINT qlen;
64        int err = 0;
65    
66        strncpy (file, fname, MAX_PATH);
67        size = GetFileVersionInfoSize (file, NULL);
68        if (!size)
69            return -1;
70        
71        buf = (LPVOID)new char[size];
72        if (!buf)
73            BUG (NULL);
74        if (!GetFileVersionInfo (file, 0, size, buf)) {
75            err = -1;
76            goto fail;
77        }
78    
79        qlen = 0;
80        VerQueryValue (buf, (char*)"\\", &data, &qlen);
81        if (!qlen) {
82            err = -1;
83            goto fail;
84        }
85        
86        inf = (VS_FIXEDFILEINFO*)data;
87        *major = HIWORD (inf->dwProductVersionMS);
88        *minor = LOWORD (inf->dwProductVersionMS);
89        *patch1 = HIWORD (inf->dwProductVersionLS);
90        *patch2 = LOWORD (inf->dwProductVersionLS);
91    
92    fail:
93        delete [](char*)buf;
94        return err;
95    }
96    
97    
98  /* Load the key cache and rebuild the signature cache. */  /* Load the key cache and rebuild the signature cache. */
99  static void  int
100  update_keycache (HWND hwnd)  update_keycache (HWND hwnd)
101  {  {
102      refresh_cache_s rcs = {0};      refresh_cache_s rcs;
103      rcs.kr_reload = 0;  
104      rcs.kr_update = 1;      /* no need to rebuild the sig cache each time. */
105      rcs.tr_update = 1;      memset (&rcs, 0, sizeof (rcs));
106      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,      rcs.kring_update = 1;
107        int err = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
108                      keycache_dlg_proc, (LPARAM)&rcs);                      keycache_dlg_proc, (LPARAM)&rcs);
109        if (err) {
110            char *cfgf = get_gnupg_config ();
111            if (cfgf && check_gnupg_options (cfgf, 0) == WPTERR_FILE_EXIST)
112                msg_box (GetDesktopWindow (),
113                         _("The gpg.conf contains at least one argument which points to a non-existing file."), "WinPT", MB_ERR);
114            free_if_alloc (cfgf);
115            return -1;
116        }
117        return 0;
118  }  }
119    
120    
121  /* 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. */
122  void  void
123  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)  
124  {  {
125      char *nls = NULL;      static char buf[MAX_PATH+1];
126        
127      nls = get_gettext_lang ();      /* XXX: no gpgme.dbg is created. */
128      if (nls != NULL) {      if (val > 0) {
129          set_gettext_file ("winpt", nls);          char tmp[128];
130          free_if_alloc (nls);          GetTempPath (DIM (tmp)-1, tmp);
131            _snprintf (buf, DIM (buf)-1, "GPGME_DEBUG=5:%sgpgme.dbg", tmp);
132            putenv (buf);
133      }      }
134        else
135            putenv ("GPGME_DEBUG=");
136  }  }
137    
138    
# Line 106  load_gettext (int prev_inst) Line 140  load_gettext (int prev_inst)
140  static bool  static bool
141  gpg_prefs_ok (void)  gpg_prefs_ok (void)
142  {  {
143      char *p;      char *p = get_reg_entry_gpg4win ("gpg.exe");
   
     p = get_reg_entry_gpg4win ("gpg.exe");  
144      if (!p || file_exist_check (p) != 0) {      if (!p || file_exist_check (p) != 0) {
145          free_if_alloc (p);          free_if_alloc (p);
146          p = get_reg_entry_gpg ("gpgProgram");          p = get_reg_entry_gpg ("gpgProgram");
147          if (!p || file_exist_check (p) != 0) {          if (!p || file_exist_check (p) != 0) {
148              free_if_alloc (p);              free_if_alloc (p);
149                log_debug ("gpg_prefs_ok: could not locate gpg.exe");
150              return false;              return false;
151          }          }
152      }      }
153      free_if_alloc (p);      free_if_alloc (p);
154      p = get_reg_entry_gpg4win (NULL);          p = get_reg_entry_gpg4win (NULL);
155      if (!p || dir_exist_check (p) != 0) {      if (!p || dir_exist_check (p) != 0) {
156          free_if_alloc (p);          free_if_alloc (p);
157          p = get_reg_entry_gpg ("HomeDir");          p = get_reg_entry_gpg ("HomeDir");
158          if (!p || dir_exist_check (p) != 0) {          if (!p || dir_exist_check (p) != 0) {
159              free_if_alloc (p);              free_if_alloc (p);
160                log_debug ("gpg_prefs_ok: could not determine home directory");
161              return false;              return false;
162          }          }
163      }      }
# Line 132  gpg_prefs_ok (void) Line 166  gpg_prefs_ok (void)
166  }  }
167    
168    
169    /* Check gpg files if they are read-only and ask the user
170       if this should be corrected. */
171    static void
172    check_readonly_attr (const char *homedir)
173    {
174        const char *files[] = {"pubring.gpg", "secring.gpg", "trustdb.gpg", NULL};
175        
176        log_debug("check if there are gpg files with a read-only attribute");
177        for (int i=0; files[i] != NULL; i++) {
178            char *file = make_filename (homedir, files[i], NULL);
179            remove_crit_file_attrs (file, 0);
180            free_if_alloc (file);
181        }
182    }
183    
184    
185  /* Load the GPG environment. On the first start, some  /* Load the GPG environment. On the first start, some
186     checks are performed to find out in what state GPG is.     checks are performed to find out in what state GPG is.
# Line 144  load_gpg_env (void) Line 193  load_gpg_env (void)
193      SECURITY_ATTRIBUTES sec_attr;      SECURITY_ATTRIBUTES sec_attr;
194      char *p;      char *p;
195      char *pkr;      char *pkr;
196        int err = 0;
197    
198      p = get_reg_entry_gpg4win ("gpg.exe");      p = get_reg_entry_gpg4win ("gpg.exe");
199      if (!p)      if (!p)
# Line 163  load_gpg_env (void) Line 213  load_gpg_env (void)
213          memset (&sec_attr, 0, sizeof (sec_attr));          memset (&sec_attr, 0, sizeof (sec_attr));
214          sec_attr.nLength = sizeof (sec_attr);          sec_attr.nLength = sizeof (sec_attr);
215          if (!CreateDirectory (p, &sec_attr)) {          if (!CreateDirectory (p, &sec_attr)) {
216              msg_box (NULL, _("Could not create GPG home directory"),              msg_box (GetDesktopWindow (),
217                         _("Could not create GPG home directory"),
218                       _("WinPT Error"), MB_ERR);                       _("WinPT Error"), MB_ERR);
219              free_if_alloc (p);              free_if_alloc (p);
220              return (2);              return (2);
221          }          }
222      }      }
223        check_readonly_attr (p);
224      pkr = make_filename (p, "pubring", "gpg");      pkr = make_filename (p, "pubring", "gpg");
225      free_if_alloc (p);      free_if_alloc (p);
226      if (!pkr)      if (get_file_size (pkr) == 0)
227          return -1;          err = -1;
228      if (get_file_size (pkr) == 0) {      free_if_alloc (pkr);
229          free_if_alloc (pkr);      return err;
         return -1;  
     }  
     return 0;  
230  }  }
231    
232    
233  /* 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
234     keyring. if not, bail out because encryption won't work properly then. */     keyring. if not, bail out because encryption won't work properly then. */
235  static int  static int
236  check_default_key (gpg_keycache_t kc)  check_default_key (void)
237  {  {
238      gpgme_key_t key;      gpgme_key_t key;
239      gpgme_error_t err = GPG_ERR_NO_ERROR;      gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR);
240        gpg_keycache_t kc;
241      char *defkey;      char *defkey;
242    
243        kc = keycache_get_ctx (0);
244      defkey = get_gnupg_default_key ();      defkey = get_gnupg_default_key ();
245      if (defkey)      if (defkey != NULL) {
246          err = gpg_keycache_find_key (kc, defkey, 0, &key);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
247      else          if (err) {
248          msg_box (NULL, _("No useable secret key found."),              free_if_alloc (defkey);
249                   _("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;  
250          }          }
         currdir[j] = 0;  
         _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  
251      }      }
252      return program;      else {
253            /* Actually this is just a warning but we still continue. */
254            msg_box (GetDesktopWindow (), _("No useable secret key found."),
255                     _("WinPT Warning"), MB_WARN);
256            return 0;
257        }
258    
259        /* Because the secret key listing has no information
260           about the validity/status, we need to check the public key. */
261        kc = keycache_get_ctx (1);
262        if (!gpg_keycache_find_key (kc, defkey, 0, &key) &&
263            (key->revoked || key->expired)) {
264            msg_box (GetDesktopWindow (), _("Default secret key is unuseable"),
265                     _("WinPT Warning"), MB_ERR);
266            free_if_alloc (defkey);
267            return -1;
268        }
269        free_if_alloc (defkey);
270        return 0;
271  }  }
272    
273    
# Line 239  get_prog_part (const char * fname, int u Line 276  get_prog_part (const char * fname, int u
276  static bool  static bool
277  check_crypto_engine (void)  check_crypto_engine (void)
278  {  {
279      int ma=0, mi=0, pa=0;      int ma = 0, mi = 0, pa = 0;
280      int rc;      int rc;
281    
282      rc = check_gnupg_engine (NEED_GPG_VERSION, &ma, &mi, &pa);      rc = check_gnupg_engine (NEED_GPG_VERSION, &ma, &mi, &pa);
283      if (rc == -1) {      if (rc == -1) {
284          msg_box (NULL, _("Could not read GnuPG version."),          msg_box (GetDesktopWindow (), _("Could not read GnuPG version."),
285                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
286          return false;          return false;
287      }      }
288      else if (rc) {      else if (rc) {
289          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
290                   _("Sorry, you need a newer GPG version.\n"                   _("A newer GPG version is needed.\n"
291                     "GPG version %d.%d.%d required GPG version "NEED_GPG_VERSION),                     "Current GPG version %d.%d.%d, required "NEED_GPG_VERSION),
292                     ma, mi, pa);                     ma, mi, pa);
293          return false;          return false;
294      }      }
295      /* We enable smartcard support for GPG: >= 2 or >= 1.4.3 */      
296      if (ma > 1 || pa >= 3)          // TODO: smart card support needs to be revamped
297        // and adjusted according to newer OpenPGP cards.
298        /*
299        if ((ma > 1 || pa >= 4) && pcsc_available ())
300          scard_support = 1;          scard_support = 1;
301        */
302        scard_support = 0;
303        
304      gpgver[0] = ma;      gpgver[0] = ma;
305      gpgver[1] = mi;      gpgver[1] = mi;
306      gpgver[2] = pa;      gpgver[2] = pa;
# Line 266  check_crypto_engine (void) Line 308  check_crypto_engine (void)
308  }  }
309    
310    
 /* 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;  
 }  
   
311    
312  /* Check if both keyrings are empty. This indicates that  /* Check if both keyrings are empty. This indicates that
313     WinPT should offer to generate a key pair. */     WinPT should offer to generate a key pair. */
# Line 324  static bool Line 315  static bool
315  check_for_empty_keyrings (bool pub_only)  check_for_empty_keyrings (bool pub_only)
316  {  {
317      char *p;      char *p;
318      int n = 0;      int n;
319    
320        n=0;
321      p = get_gnupg_keyring (1, 0);      p = get_gnupg_keyring (1, 0);
322      if (file_exist_check (p) == 0 && get_file_size (p) == 0)      if (file_exist_check (p) == 0 && get_file_size (p) == 0)
323          n++;          n++;
# Line 340  check_for_empty_keyrings (bool pub_only) Line 332  check_for_empty_keyrings (bool pub_only)
332  }  }
333    
334    
335  /* Enable the mobility mode. */  
336  static void  /* Display info message that WinPT is now in debug mode. */
337  enable_mobile_mode (void)  void
338    winpt_debug_msg (void)
339    {      
340        char output[512];
341        char temp[MAX_PATH+1];
342            
343        GetTempPath (DIM (temp) - 1, temp);
344        _snprintf (output, DIM (output)-1,
345            "The GPGME output file is %sgpgme.dbg\n"
346            "The WinPT output file is %swinpt.log\n", temp, temp);
347        MessageBox (NULL, output, "WinPT now runs in DEBUG MODE", MB_INFO);
348    }
349    
350    
351    /* Search for insecure ElGamal keys and return the
352       number of founded keys. */
353    static int
354    count_insecure_elgkeys (void)
355  {  {
356      memset (&reg_prefs, 0, sizeof (reg_prefs));      gpg_keycache_t pc;
357      reg_prefs.always_trust = 0;      gpgme_key_t key;
358      reg_prefs.auto_backup = 0;  
359      reg_prefs.cache_time = 0;      int n = 0;
360      reg_prefs.expert = 0;      pc = keycache_get_ctx (1);
361      reg_prefs.keylist_mode = 1;      while (!gpg_keycache_next_key (pc, 0, &key)) {
362      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");          if (key->subkeys->pubkey_algo == GPGME_PK_ELG)
363      reg_prefs.no_zip_mmedia = 1;              n++;
364      reg_prefs.use_tmpfiles = 1;      }
365      reg_prefs.word_wrap = 80;      gpg_keycache_rewind (pc);
366      reg_prefs.use_viewer = 0; /* XXX */      return n;
367  }  }
368    
369    
370    /* Return 1 if the current OS version is at least Windows XP */
371    static int
372    check_os_version (void)
373    {
374        OSVERSIONINFOA osver;    
375        memset (&osver, 0, sizeof (osver));
376        osver.dwOSVersionInfoSize = sizeof (osver);
377            
378        if (!GetVersionEx (&osver)) {
379            MessageBox (NULL, _("Could not read the OS version."), _("WinPT Error"), MB_ERR);
380            return 0;
381        }
382    
383        if (osver.dwMajorVersion < 5 ||
384            (osver.dwMajorVersion == 5 && osver.dwMinorVersion == 0)) {
385            MessageBox (NULL, _("WinPT requires Windows XP or higher."), _("WinPT Error"), MB_ERR);
386            return 0;
387        }
388        
389        return 1;
390    }
391        
392  /* Main entry point. */  /* Main entry point. */
393  int WINAPI  int WINAPI
394  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
# Line 367  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 398  WinMain (HINSTANCE hinst, HINSTANCE hpre
398      MSG msg;      MSG msg;
399      HWND hwnd = NULL;      HWND hwnd = NULL;
400      WORD ver[3], ptdver[4];      WORD ver[3], ptdver[4];
401        
402        const char *s;
403      int rc, ec, created = 0;      int rc, ec, created = 0;
404      int first_start = 0, start_gpgprefs = 0;      int first_start = 0, start_gpgprefs = 0;
405      int winpt_inst_found = 0;      int winpt_inst_found = 0;
406      int start_manager = 0;      int start_manager = 0;    
407      const char *s;      
408        log_debug("check OS version");
409        if (!check_os_version ())
410            return 0;
411        
412      glob_hinst = hinst;      glob_hinst = hinst;
413        
414        /* Allow to shutdown the process, for instance by an installer */
415      if (cmdline && stristr (cmdline, "--stop")) {      if (cmdline && stristr (cmdline, "--stop")) {
416          hwnd = FindWindow ("WinPT", "WinPT");          hwnd = FindWindow ("WinPT", "WinPT");
417          if (hwnd != NULL)          if (hwnd != NULL) {
418                log_debug("shutdown an existing WinPT process");
419              PostMessage (hwnd, WM_DESTROY, 0, 0);              PostMessage (hwnd, WM_DESTROY, 0, 0);
420            }
421          return 0;          return 0;
422      }      }    
   
     /*  
     OSVERSIONINFO osinf;  
     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);  
     }  
     */  
423    
424      #ifdef _DEBUG      log_debug("check PTD and GPGME version");
425      gpg_set_debug_mode (1);      get_file_version ("winpt.exe", &ver[0], &ver[1], &ver[2], &ver[3]);
426      debug = 1;      ec = get_file_version ("PTD.dll", &ptdver[0], &ptdver[1], &ptdver[2], &ptdver[3]);
427      #endif      if (!ec && (ptdver[0] != ver[0] || ptdver[1] != ver[1] || ptdver[2] != ver[2])) {
   
     get_file_version ("WinPT.exe", &ver[0], &ver[1], &ver[2], &ver[3]);  
     get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],  
                                  &ptdver[2], &ptdver[3]);  
     /* XXX  
     if (ptdver[0] != ver[0] || ptdver[1] != ver[1]|| ptdver[2] != ver[2]) {  
428          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
429                   _("The PTD.dll file has a different version than WinPT.exe\n"                   _("The PTD.dll file has a different version than WinPT.exe\n"
430                     "Please update the PTD.dll to version %d.%d.%d"),                     "Please update the PTD.dll to version %d.%d.%d"),
431                     ver[0], ver[1], ver[2]);                     ver[0], ver[1], ver[2]);
432          return 0;          return 0;
433      }      }
     */  
   
     if (gpg_md_selftest ()) {  
         msg_box (NULL, _("Cryptographic selftest failed."),  
                  _("WinPT Error"), MB_ERR);  
         return 0;  
     }  
434    
435      s = gpgme_check_version (NEED_GPGME_VERSION);      s = gpgme_check_version (NEED_GPGME_VERSION);
436      if (!s || !*s) {      if (!s || !*s) {
437          msg_box (NULL, _("A newer GPGME version is needed; at least "NEED_GPGME_VERSION),          msg_box (GetDesktopWindow (),
438                     _("A newer GPGME version is needed; at least "NEED_GPGME_VERSION),
439                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
440          return 0;          return 0;
441      }      }
# Line 426  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 443  WinMain (HINSTANCE hinst, HINSTANCE hpre
443      CreateMutex (NULL, TRUE, PGM_NAME);      CreateMutex (NULL, TRUE, PGM_NAME);
444      if (GetLastError () == ERROR_ALREADY_EXISTS)      if (GetLastError () == ERROR_ALREADY_EXISTS)
445          winpt_inst_found = 1;          winpt_inst_found = 1;
446        
447        gettext_set_user_domain ();
448    
449      if (cmdline && stristr (cmdline, "--mobile")) {      regist_inst_gnupg (1);
450          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 */  
     }  
451    
452      if (!created) {      if (!created) {
453          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 */  
454          get_reg_winpt_prefs (&reg_prefs);          get_reg_winpt_prefs (&reg_prefs);
455          if (!reg_prefs.no_hotkeys)          reg_prefs.fm.progress = 0; /* TODO: fix the bug and enable it again */
456              hotkeys_modify ();          if (gnupg_load_config () == -2)
457          gnupg_load_config ();              msg_box (GetDesktopWindow (),
458      }                       _("The gpg.conf file contains the 'textmode' option\n"
459      else { /* default settings. */                         "which leads to broken binary output during decryption.\n"
460          reg_prefs.keylist_mode = 1;                         "If this is on purpose, just continue otherwise the option should be disabled."),
461                         _("WinPT Error"), MB_ERR);
462      }      }
463    
464      if (is_gpg4win_installed ())      if (is_gpg4win_installed ()) {
465          load_gpg_env (); /* XXX: check return code. */          log_debug("gpg4win: load gpg environment");
466            load_gpg_env (); /* TODO: check return code. */
467        }
468    
469      rc = gnupg_check_homedir ();      rc = gnupg_check_homedir ();
470      if (rc) {      if (rc) {  
471          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
472                   _("GPG home directory is not set correctly.\n"                   _("GPG home directory is not set correctly.\n"
473                     "Please check the GPG registry settings:\n%s."),                     "Please check the GPG registry settings:\n%s."),
# Line 472  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 476  WinMain (HINSTANCE hinst, HINSTANCE hpre
476                                _("Select GPG Public Keyring"),                                _("Select GPG Public Keyring"),
477                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",
478                                NULL);                                NULL);
479          if (s != NULL) {          
480              size_t n;          char * p;
481              char *p = strrchr (s, '\\');          if (s != NULL && (p = strrchr (s, '\\'))) {
482              if (!p)              char *path = substr (s, 0, (p-s));
483                  BUG (0);  
484              n = p - s;              set_reg_entry_gpg ("HomeDir", path);
485              if (n) {              free_if_alloc (path);
                 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 */  
             }  
486          }          }
487          else {          else {
488              msg_box (NULL, _("GPG home directory could not be determited."),              msg_box (GetDesktopWindow (),
489                         _("GPG home directory could not be determined."),
490                       _("WinPT Error"), MB_ERR);                       _("WinPT Error"), MB_ERR);
491              goto start;              goto start;
492          }          }
# Line 499  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 494  WinMain (HINSTANCE hinst, HINSTANCE hpre
494    
495      rc = check_gnupg_prog ();      rc = check_gnupg_prog ();
496      if (rc) {      if (rc) {
497          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          if (msg_box (GetDesktopWindow (),
498                               "Do you want to start the GPG preferences to "                       _("Could not find the GPG binary (gpg.exe).\n"
499                               "correct  this problem?"), _("WinPT Error"),                         "Do you want to start the GPG preferences to "
500                               MB_INFO|MB_YESNO) == IDYES)                         "correct  this problem?"), _("WinPT Error"),
501                         MB_INFO|MB_YESNO) == IDYES)
502              start_gpgprefs = 1;              start_gpgprefs = 1;
503          else {          else {
504              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              msg_box (GetDesktopWindow (),
505                         winpt_strerror (rc), _("WinPT Error"), MB_ERR);
506              return 0;              return 0;
507          }          }
508      }      }
# Line 513  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 510  WinMain (HINSTANCE hinst, HINSTANCE hpre
510      rc = gnupg_access_files ();      rc = gnupg_access_files ();
511      if (!start_gpgprefs && rc) {      if (!start_gpgprefs && rc) {
512          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
513              ec = msg_box (NULL,              ec = msg_box (GetDesktopWindow (),
514                  _("Could not access and/or find the public and secret keyring.\n"                  _("Could not access and/or find the public and secret keyring.\n"
515                    "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"
516                    "Continue if you want that WinPT offers you more choices.\n"),                    "Continue if you want WinPT to offer you more choices.\n"),
517                    "WinPT", MB_INFO|MB_YESNO);                    "WinPT", MB_INFO|MB_YESNO);
518              if (ec == IDYES)              if (ec == IDYES)
519                  first_start = 1;                  first_start = 1;
520          }          }
521          if (!first_start) {          if (!first_start) {
522              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              msg_box (GetDesktopWindow (), winpt_strerror (rc), _("WinPT Error"), MB_ERR);
523              return 0;              return 0;
524          }          }
525      }      }
# Line 531  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 528  WinMain (HINSTANCE hinst, HINSTANCE hpre
528    
529      if (!first_start) {      if (!first_start) {
530          rc = gpg_check_permissions (1);          rc = gpg_check_permissions (1);
531          if (rc && rc == 2)          if (rc && rc == 2) /* 2 means read-only mode. */
532              gpg_read_only = 1;              gpg_read_only = 1;
533          else if (rc)          else if (rc)
534              return 0;              return 0;
# Line 544  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 541  WinMain (HINSTANCE hinst, HINSTANCE hpre
541          return 0;          return 0;
542      }      }
543    
544      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      rc = kserver_load_conf ();
545          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,      if (rc)
546                              GetDesktopWindow(), space_wipefrees_dlg_proc, 0,          msg_box (GetDesktopWindow (), winpt_strerror (rc),
547                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);                   _("Keyserver"), MB_ERR);
         free_gnupg_table ();  
         return 0;  
     }  
   
     load_keyserver_conf (cmdline? 1 : 0);  
548    
549      if (cmdline && (stristr (cmdline, "--keymanager")      if (cmdline && (stristr (cmdline, "--keymanager")
550                  || stristr (cmdline, "--cardmanager"))) {                  || stristr (cmdline, "--cardmanager"))) {
551          /* If an instance of WinPT is running, just send the command          /* If an instance of WinPT is running, just send the command
552             to open the key manager. Otherwise start a new instance.             to open the key manager. Otherwise start a new instance. */
          */  
553          HWND tray = FindWindow ("WinPT", "WinPT");          HWND tray = FindWindow ("WinPT", "WinPT");
554          if (stristr (cmdline, "keymanager"))          if (stristr (cmdline, "keymanager"))
555              start_manager = ID_WINPT_KEY;              start_manager = ID_WINPT_KEY;
# Line 579  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 570  WinMain (HINSTANCE hinst, HINSTANCE hpre
570          return 0;          return 0;
571      }      }
572    
573      if (cmdline) {      if (cmdline && (stristr (cmdline, "--enable-debug") ||
574          if (stristr (cmdline, "--enable-debug") ||                      stristr (cmdline, "--debug"))) {
575              stristr (cmdline, "--debug")) {          gpg_set_debug_mode (1);
576              gpg_set_debug_mode (1);          winpt_debug_msg ();
577              winpt_debug_msg ();          debug = 1;
             debug = 1;  
         }  
578      }      }
579    
580      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
581      rc = RegisterClass (&wc);      rc = RegisterClass (&wc);
582      if (rc == FALSE) {      if (rc == FALSE) {
583          msg_box (NULL, _("Could not register window class"),          msg_box (GetDesktopWindow (), _("Could not register window class"),
584                   _("WinPT Error"), MB_ERR);                   _("WinPT Error"), MB_ERR);
585          free_gnupg_table ();          free_gnupg_table ();
586          return 0;          return 0;
# Line 605  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 594  WinMain (HINSTANCE hinst, HINSTANCE hpre
594                           hinst,                           hinst,
595                           NULL);                           NULL);
596      if (hwnd == NULL) {      if (hwnd == NULL) {
597          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);          msg_box (GetDesktopWindow (),
598                     _("Could not create window"),
599                     _("WinPT Error"), MB_ERR);
600          free_gnupg_table ();          free_gnupg_table ();
601          return 0;          return 0;
602      }      }
# Line 613  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 604  WinMain (HINSTANCE hinst, HINSTANCE hpre
604      UpdateWindow (hwnd);      UpdateWindow (hwnd);
605    
606      if (!first_start && !start_gpgprefs) {      if (!first_start && !start_gpgprefs) {
607            log_debug("backup gpg config file and check back-end");
608          gnupg_backup_options ();                  gnupg_backup_options ();        
609          if (!check_crypto_engine ()) {          if (!check_crypto_engine ()) {
610              DestroyWindow (hwnd);              DestroyWindow (hwnd);
# Line 625  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 617  WinMain (HINSTANCE hinst, HINSTANCE hpre
617          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
618                          gpgprefs_dlg_proc, 0);                          gpgprefs_dlg_proc, 0);
619          if (check_for_empty_keyrings (true))          if (check_for_empty_keyrings (true))
620              first_start = 1; /* The public keyring is empty! */              first_start = 1; /* The public keyring is empty. */
621      }      }
622    
623      if (first_start) {      if (first_start) {
# Line 657  start: Line 649  start:
649              }              }
650              break;              break;
651    
652            case SETUP_EXISTING:
653                rc = gnupg_import_keypair ();
654                if (rc) {
655                    msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
656                    goto start;
657                }
658                break;
659    
660            case SETUP_CARDGEN:
661                rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_CARD_KEYGEN,
662                                     h, card_keygen_dlg_proc, 0);
663                if (!rc)
664                    goto start;
665                break;
666    
667          case 0: /* Cancel/Abort. */          case 0: /* Cancel/Abort. */
668          default:          default:
669              DestroyWindow (hwnd);              DestroyWindow (hwnd);
# Line 667  start: Line 674  start:
674          if (!check_crypto_engine ()) {          if (!check_crypto_engine ()) {
675              DestroyWindow (hwnd);              DestroyWindow (hwnd);
676              free_gnupg_table ();              free_gnupg_table ();
677                keycache_release (1);
678              return 0;              return 0;
679          }          }
680      }      }
681      else {      else {
682          gpg_keycache_t c;          gpg_keycache_t c;
683          update_keycache (hwnd);          if (update_keycache (hwnd)) {
684                DestroyWindow (hwnd);
685                free_gnupg_table ();
686                keycache_release (1);
687                return 0;
688            }
689            /* XXX: rewrite this part. */
690          c = keycache_get_ctx (1);          c = keycache_get_ctx (1);
691          if (!c || !gpg_keycache_get_size (c)) {          if (!gpg_keycache_get_size (c)) {
             gnupg_display_error ();  
692              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
693                               "Please check your GPG config (keyrings, pathes...)"),                               "Please check your GPG config (keyrings, pathes...)"),
694                               _("WinPT Error"), MB_ERR);                               _("WinPT Error"), MB_ERR);
695              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"              ec = msg_box (GetDesktopWindow (),
696                                    "Do you want to start the GPG preferences dialog?"),                            _("It seems that GPG is not configured properly.\n"
697                              "WinPT", MB_INFO|MB_YESNO);                              "Do you want to start the GPG preferences dialog?"),
698                              "WinPT", MB_INFO|MB_YESNO);
699              if (ec == IDYES) {              if (ec == IDYES) {
700                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
701                                  gpgprefs_dlg_proc, 0);                                  gpgprefs_dlg_proc, 0);
# Line 690  start: Line 704  start:
704              else {              else {
705                  DestroyWindow (hwnd);                  DestroyWindow (hwnd);
706                  free_gnupg_table ();                  free_gnupg_table ();
707                    keycache_release (1);
708                  return 0;                  return 0;
709              }              }
710          }          }      
711          if (check_default_key (c)) {          if (check_default_key ()) {
712              char *p = get_gnupg_default_key ();              char *p = get_gnupg_default_key ();
713              log_box (_("WinPT Error"), MB_ERR,              log_box (_("WinPT Error"), MB_ERR,
714                       _("Default key from the GPG options file could not be found.\n"                       _("Default key (from the GPG config file) could not be found or is unuseable.\n"
715                         "Please check your gpg.conf (options) to correct this:\n\n"                         "The default key will be resetted and can be set later in the Key Manager again.\n\n"
716                         "%s: public key not found."), p? p : "[null]");                         "%s: secret key not found."), p? p : "?");
717                set_gnupg_default_key (NULL);
718              free_if_alloc (p);              free_if_alloc (p);
             DestroyWindow (hwnd);  
             free_gnupg_table ();  
             return 0;  
719          }          }
720          if (count_insecure_elgkeys ())          if (count_insecure_elgkeys ())
721              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
722                              elgamal_warn_dlg_proc, 0);                              elgamal_warn_dlg_proc, 0);
723      }      }
724      
725      if (start_manager)      if (start_manager)
726          PostMessage (hwnd, WM_COMMAND, start_manager, 0);          PostMessage (hwnd, WM_COMMAND, start_manager, 0);
727    
# Line 720  start: Line 733  start:
733              DispatchMessage (&msg);              DispatchMessage (&msg);
734          }          }
735      }      }
736                
737      return 0;      return 0;
738  }  }
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