/[winpt]/trunk/Src/WinPT.cpp
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revision 23 by twoaday, Fri Sep 30 10:10:16 2005 UTC revision 41 by twoaday, Fri Oct 28 07:15:26 2005 UTC
# Line 1  Line 1 
1  /* WinPT.cpp - Windows Privacy Tray (WinPT)  /* WinPT.cpp - Windows Privacy Tray (WinPT)
2   *      Copyright (C) 2000-2005 Timo Schulz   *      Copyright (C) 2000-2005 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
6   * WinPT is free software; you can redistribute it and/or modify   * WinPT is free software; you can redistribute it and/or modify
7   * it under the terms of the GNU General Public License as published by   * it under the terms of the GNU General Public License as published by
8   * the Free Software Foundation; either version 2 of the License, or   * the Free Software Foundation; either version 2 of the License, or
9   * (at your option) any later version.   * (at your option) any later version.
10   *   *
11   * WinPT is distributed in the hope that it will be useful,   * WinPT is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   * GNU General Public License for more details.   * GNU General Public License for more details.
15   *   *
16   * You should have received a copy of the GNU General Public License   * You should have received a copy of the GNU General Public License
17   * along with WinPT; if not, write to the Free Software Foundation,   * along with WinPT; if not, write to the Free Software Foundation,
18   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19   */   */
20  #include <windows.h>  #include <windows.h>
21    
22  #include "../resource.h"  #include "../resource.h"
23  #include "wptTypes.h"  #include "wptTypes.h"
24  #include "wptW32API.h"  #include "wptW32API.h"
25  #include "wptVersion.h"  #include "wptVersion.h"
26  #include "wptErrors.h"  #include "wptErrors.h"
27  #include "wptGPG.h"  #include "wptGPG.h"
28  #include "wptRegistry.h"  #include "wptRegistry.h"
29  #include "wptCommonCtl.h"  #include "wptCommonCtl.h"
30  #include "wptDlgs.h"  #include "wptDlgs.h"
31  #include "wptNLS.h"  #include "wptNLS.h"
32  #include "wptKeyserver.h"  #include "wptKeyserver.h"
33  #include "wptCard.h"  #include "wptCard.h"
34  #include "wptFileManager.h"  #include "wptFileManager.h"
35  #include "wptContext.h"  #include "wptContext.h"
36  #include "wptCardEdit.h"  #include "wptCardEdit.h"
37    
38  HINSTANCE glob_hinst; /* global instance for the dialogs */  
39  HWND glob_hwnd; /* global window handle for the dialogs */  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
40  HWND activ_hwnd;  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
41  LOCK mo_file;  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
42  int scard_support = 0;  
43  int debug = 0;  
44  int mobile = 0;  HINSTANCE glob_hinst;   /* global instance for the dialogs */
45  int gpg_read_only = 0;  HWND glob_hwnd;         /* global window handle for the dialogs */
46  char gpgver[3];  HWND activ_hwnd;
47    LOCK mo_file;
48  /* Internal IPC */  int scard_support = 0;
49  int start_keymanager = 0;  int debug = 0;
50    int mobile = 0;
51  static void  int gpg_read_only = 0;
52  update_keycache (HWND hwnd)  char gpgver[3];
53  {  
54      refresh_cache_s rcs = {0};  
55      rcs.kr_reload = 0;  /* Load the key cache and rebuild the signature cache. */
56      rcs.kr_update = 1;  static void
57      rcs.tr_update = 1;  update_keycache (HWND hwnd)
58      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  {
59                      keycache_dlg_proc, (LPARAM)&rcs);      refresh_cache_s rcs = {0};
60  } /* update_keycache */      rcs.kr_reload = 0;
61        rcs.kr_update = 1;
62        rcs.tr_update = 1;
63  static char *      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
64  get_gettext_lang (void)                      keycache_dlg_proc, (LPARAM)&rcs);
65  {      }
66      char * fname;  
67      fname = get_reg_entry_mo ();  
68      if (!fname)  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
69          return NULL;  void
70      return fname;  gpg_set_debug_mode (int val)
71  } /* get_gettext_lang */  {      
72        if (val)
73            putenv ("GPGME_DEBUG=5:gpgme.dbg");
74  static void      else
75  load_gettext (void)          putenv ("GPGME_DEBUG=");
76  {  }
77      char * nls = NULL;  
78      char * file = NULL;  
79    /* Return the name of the gettext language file. */
80      nls = get_gettext_lang ();  static char*
81      if (nls) {  get_gettext_lang (void)
82          set_gettext_file ("winpt", nls);  {    
83          file = make_filename (nls, "winpt", "mo");      char *fname;
84          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {      fname = get_reg_entry_mo ();
85              msg_box (NULL, _("Could not initizalize file lock.\n"      if (!fname)
86                               "Native Language Support"),          return NULL;
87                       _("WinPT Error"), MB_ERR);      return fname;
88          }  }
89          free_if_alloc (nls);  
90          free_if_alloc (file);  
91      }  /* Initialize the gettext sub system. */
92  } /* load_gettext */  static void
93    load_gettext (int prev_inst)
94    {
95  /* check if the default key from the gpg.conf file is available in the      char *nls = NULL;
96     keyring. if not, bail out because encryption won't work properly then. */      char *file = NULL;
97  static int  
98  check_default_key (gpgme_keycache_t kc)      nls = get_gettext_lang ();
99  {      if (nls) {
100      gpgme_key_t key;          set_gettext_file ("winpt", nls);
101      gpgme_error_t err = GPG_ERR_NO_ERROR;          file = make_filename (nls, "winpt", "mo");
102      char * defkey;          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
103                if (!prev_inst)
104      defkey = get_gnupg_default_key ();                  msg_box (NULL, _("Could not initizalize file lock.\n"
105      if (defkey)                                   "Native Language Support"),
106          err = gpgme_keycache_find_key (kc, defkey, 0, &key);                           _("WinPT Error"), MB_ERR);
107      free_if_alloc (defkey);          }
108      return err? -1 : 0;          free_if_alloc (nls);
109  } /* check_default_key */          free_if_alloc (file);
110        }
111    }
112  /* Return the WinPT program file name (with full pathname). */  
113  static const char *  
114  get_prog_part (const char * fname, int use_cwd)  /* check if the default key from the gpg.conf file is available in the
115  {     keyring. if not, bail out because encryption won't work properly then. */
116      static char program[1024];  static int
117      char currdir[256], * cmd = NULL;  check_default_key (gpg_keycache_t kc)
118      int j;  {
119                gpgme_key_t key;
120      memset (currdir, 0, DIM (currdir));      gpgme_error_t err = GPG_ERR_NO_ERROR;
121      memset (program, 0, DIM (program));      char * defkey;
122            
123      if (use_cwd) {      defkey = get_gnupg_default_key ();
124          GetCurrentDirectory (DIM (currdir)-1, currdir);      if (defkey)
125          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
126      }      free_if_alloc (defkey);
127      else {      return err? -1 : 0;
128          cmd = GetCommandLine ();  }
129          if (cmd == NULL)  
130              return NULL;  
131          strncpy (currdir, cmd, 255);  /* Return the WinPT program file name (with full pathname). */
132          j = strlen (currdir);  static const char *
133          while (j--) {  get_prog_part (const char * fname, int use_cwd)
134              if (currdir[j] == '\\')  {
135                  break;                static char program[512];
136          }      char currdir[256];
137          currdir[j] = 0;      char *cmd = NULL;
138          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);      int j;
139      }          
140      return program;      memset (currdir, 0, DIM (currdir));
141  } /* get_prog_part */      memset (program, 0, DIM (program));
142            
143        if (use_cwd) {
144  static int          GetCurrentDirectory (DIM (currdir)-1, currdir);
145  check_crypto_engine (void)          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
146  {      }
147      int ma=1, mi=4, pa=0; /* GPG 1.4.0 */      else {
148      int rc;          cmd = GetCommandLine ();
149            if (cmd == NULL)
150      rc = check_gnupg_engine (&ma, &mi, &pa);              return NULL;
151      if (rc == -1) {          strncpy (currdir, cmd, sizeof (currdir)-1);
152          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);          j = strlen (currdir);
153          return rc;          while (j--) {
154      }              if (currdir[j] == '\\')
155      else if (rc) {                  break;
156          log_box (_("WinPT Error"), MB_ERR,          }
157                   _("Sorry, you need a newer GPG version.\n"          currdir[j] = 0;
158                     "GPG version %d.%d.%d required GPG version 1.4.0"),          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
159                     ma, mi, pa);      }
160          return rc;      return program;
161      }  }
162      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */  
163      if (ma >= 1 && mi >= 4)  
164          scard_support = 1;  /* Check that the underlying crypto engine fullfills the minimal
165       requirements so all commands work properly. */
166      gpgver[0] = ma;  static int
167      gpgver[1] = mi;  check_crypto_engine (void)
168      gpgver[2] = pa;  {
169      return rc;      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
170  } /* check_crypto_engine */      int rc;
171    
172        rc = check_gnupg_engine (&ma, &mi, &pa);
173  static int      if (rc == -1) {
174  load_keyserver_conf (int quiet)          msg_box (NULL, _("Could not read GnuPG version."),
175  {                   _("WinPT Error"), MB_ERR);
176      const char * t;          return rc;
177      int rc;      }
178        else if (rc) {
179      if (reg_prefs.kserv_conf)          log_box (_("WinPT Error"), MB_ERR,
180          t = reg_prefs.kserv_conf;                   _("Sorry, you need a newer GPG version.\n"
181      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
182          t = get_prog_part ("keyserver.conf", 0);                     ma, mi, pa);
183      else          return rc;
184          t = "keyserver.conf";      }
185      rc = kserver_load_conf (t);      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
186      if (rc && !quiet)      if (ma >= 1 && mi >= 4)
187          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);          scard_support = 1;
188      return rc;  
189  }      gpgver[0] = ma;
190        gpgver[1] = mi;
191        gpgver[2] = pa;
192  static void      return rc;
193  enable_mobile_mode (void)  }
194  {  
195      memset (&reg_prefs, 0, sizeof (reg_prefs));  
196      reg_prefs.always_trust = 0;  /* Try to load the keyserver config file. If @quiet is 1
197      reg_prefs.auto_backup = 0;     do not show any errors. */
198      reg_prefs.cache_time = 0;  static int
199      reg_prefs.expert = 0;  load_keyserver_conf (int quiet)
200      reg_prefs.keylist_mode = 1;  {
201      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");      const char * t;
202      reg_prefs.no_zip_mmedia = 1;      int rc;
203      reg_prefs.use_tmpfiles = 1;  
204      reg_prefs.word_wrap = 80;      if (reg_prefs.kserv_conf)
205      reg_prefs.use_viewer = 0; /* XXX */          t = reg_prefs.kserv_conf;
206  }      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
207            t = get_prog_part ("keyserver.conf", 0);
208  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);      else
209            t = "keyserver.conf";
210  int WINAPI      rc = kserver_load_conf (t);
211  #ifndef WINPT_IPC      if (rc && !quiet)
212  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
213  #else      return rc;
214  win_main (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)  }
215  #endif  
216  {  
217      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};  /* Enable the mobility mode. */
218      HACCEL accel_tab;  static void
219      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;  enable_mobile_mode (void)
220      int first_start = 0, start_gpgprefs = 0;  {
221      const char * s;      memset (&reg_prefs, 0, sizeof (reg_prefs));
222      MSG msg;      reg_prefs.always_trust = 0;
223      HWND hwnd = NULL;      reg_prefs.auto_backup = 0;
224        reg_prefs.cache_time = 0;
225      glob_hinst = hinst;      reg_prefs.expert = 0;
226            reg_prefs.keylist_mode = 1;
227      #ifdef _DEBUG      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
228      gpgme_set_debug_mode (1);      reg_prefs.no_zip_mmedia = 1;
229      #endif      reg_prefs.use_tmpfiles = 1;
230        reg_prefs.word_wrap = 80;
231      s = PTD_get_version ();      reg_prefs.use_viewer = 0; /* XXX */
232      if (strcmp (s, "0.8.0")) {  }
233          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,  
234                   _("Please update your PTD.dll to the newest version, "  char* multi_gnupg_path (void);
235                     "the version (%s) you use is too old."), s);  
236          return 0;  const char * fm_get_file_type (const char *fname, int *r_type);
237      }  
238    /* Main entry point. */
239      if (gpg_md_selftest ()) {  int WINAPI
240          msg_box (NULL, _("Cryptographic selftest failed."),  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
241                   _("WinPT Error"), MB_ERR);  {
242          return 0;      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
243      }      HACCEL accel_tab;
244        int rc, ec, created = 0, nfiles = 0;
245      if (cmdline && stristr (cmdline, "--mobile")) {      int first_start = 0, start_gpgprefs = 0;
246          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",      int winpt_inst_found = 0;
247                   "WinPT", MB_INFO);      const char *s;
248          mobile = 1;      MSG msg;
249      }      HWND hwnd = NULL;
250    
251      set_default_kserver ();      glob_hinst = hinst;
252    
253      if (!mobile) {      #ifdef _DEBUG
254          regist_inst_gnupg (1);      gpg_set_debug_mode (1);
255          regist_inst_winpt (1, &created);      debug = 1;
256      }      #endif
257      else {  
258          enable_mobile_mode ();      s = PTD_get_version ();
259          /* XXX: ask for GPG path */      if (strcmp (s, MIN_PTD_VER)) {
260          created = 1; /* Disable registry writing */          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,
261      }                   _("Please update your PTD.dll to the newest version, "
262                       "the version (%s) you use is too old."), s);
263      if (!created) {          return 0;
264          memset (&reg_prefs, 0, sizeof (reg_prefs));      }
265          reg_prefs.use_tmpfiles = 1; /* default */  
266          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */      if (gpg_md_selftest ()) {
267          get_reg_winpt_prefs (&reg_prefs);          msg_box (NULL, _("Cryptographic selftest failed."),
268          if (!reg_prefs.no_hotkeys)                   _("WinPT Error"), MB_ERR);
269              hotkeys_modify ();          return 0;
270      }      }
271    
272      rc = gnupg_check_homedir ();      s = gpgme_check_version (MIN_GPGME_VER);
273      if (rc) {      if (!s || !*s) {
274          log_box (_("WinPT Error"), MB_ERR,          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
275                   _("GPG home directory is not set correctly.\n"                   _("WinPT Error"), MB_ERR);
276                     "Please check the GPG registry settings:\n%s."),          return 0;
277                   winpt_strerror (rc));      }
278          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,  
279                                             _("Select GPG Public Keyring"),      CreateMutex (NULL, TRUE, PGM_NAME);
280                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),      if (GetLastError () == ERROR_ALREADY_EXISTS)
281                                             NULL);          winpt_inst_found = 1;
282          if (s != NULL) {  
283              size_t n;      if (cmdline && stristr (cmdline, "--mobile")) {
284              char * p = strrchr (s, '\\');          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
285              if (!p)                   "WinPT", MB_INFO);
286                  BUG (0);          mobile = 1;
287              n = p - s;      }
288              if (n)  
289              {      set_default_kserver ();
290                  char * file = new char[n+1];  
291                  if (!file)      if (!mobile) {
292                      BUG (NULL);          regist_inst_gnupg (1);
293                  memset (file, 0, n);          regist_inst_winpt (1, &created);
294                  memcpy (file, s, n);      }
295                  file[n] = '\0';              else {
296                  set_reg_entry_gpg ("HomeDir", file);          enable_mobile_mode ();
297                  free_if_alloc (file);          /* XXX: ask for GPG path */
298                  gnupg_check_homedir (); /* change gpgProgram if needed */          created = 1; /* Disable registry writing */
299              }      }
300          }  
301          else {      if (!created) {
302              msg_box (NULL, _("GPG home directory could not be determited."),          memset (&reg_prefs, 0, sizeof (reg_prefs));
303                       _("WinPT Error"), MB_ERR);          reg_prefs.use_tmpfiles = 1; /* default */
304              goto start;          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
305          }          get_reg_winpt_prefs (&reg_prefs);
306      }          if (!reg_prefs.no_hotkeys)
307                hotkeys_modify ();
308      rc = check_gnupg_prog ();          gnupg_load_config ();
309      if (rc) {      }
310          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"  
311                               "Do you want to start the GPG preferences to "      rc = gnupg_check_homedir ();
312                               "correct  this problem?"), _("WinPT Error"),      if (rc) {
313                               MB_INFO|MB_YESNO) == IDYES)          log_box (_("WinPT Error"), MB_ERR,
314              start_gpgprefs = 1;                   _("GPG home directory is not set correctly.\n"
315          else                     "Please check the GPG registry settings:\n%s."),
316          {                   winpt_strerror (rc));
317              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          const char * s = get_fileopen_dlg (GetActiveWindow (),
318              return 0;                                             _("Select GPG Public Keyring"),
319          }                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
320      }                                             NULL);
321            if (s != NULL) {
322      rc = gnupg_access_files ();              size_t n;
323      if (!start_gpgprefs && rc)              char * p = strrchr (s, '\\');
324      {              if (!p)
325          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)                  BUG (0);
326          {              n = p - s;
327              ec = msg_box (NULL,              if (n) {
328                  _("Could not access and/or find the public and secret keyring.\n"                  char * file = new char[n+1];
329                    "If this is an accident, quit the program and fix it.\n\n"                  if (!file)
330                    "Continue if you want that WinPT offers you more choices.\n"),                      BUG (NULL);
331                    "WinPT", MB_INFO|MB_YESNO);                  memset (file, 0, n);
332              if (ec == IDYES)                  memcpy (file, s, n);
333                  first_start = 1;                  file[n] = '\0';        
334          }                  set_reg_entry_gpg ("HomeDir", file);
335          if (!first_start)                  free_if_alloc (file);
336          {                  gnupg_check_homedir (); /* change gpgProgram if needed */
337              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              }
338              return 0;          }
339          }          else {
340      }              msg_box (NULL, _("GPG home directory could not be determited."),
341                         _("WinPT Error"), MB_ERR);
342      if (!first_start)              goto start;
343      {          }
344          rc = gpg_check_permissions (1);      }
345          if (rc && rc == 2)  
346              gpg_read_only = 1;      rc = check_gnupg_prog ();
347          else if (rc)      if (rc) {
348              return 0;          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
349      }                               "Do you want to start the GPG preferences to "
350                                 "correct  this problem?"), _("WinPT Error"),
351      load_gettext ();                               MB_INFO|MB_YESNO) == IDYES)
352      init_gnupg_table ();              start_gpgprefs = 1;
353            else
354      nfiles = fm_parse_command_line (cmdline);          {
355      if (nfiles > 0)              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
356          return 0;              return 0;
357            }
358      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      }
359          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,  
360                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,      rc = gnupg_access_files ();
361                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);      if (!start_gpgprefs && rc) {
362          free_gnupg_table ();          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
363          return 0;              ec = msg_box (NULL,
364      }                  _("Could not access and/or find the public and secret keyring.\n"
365                      "If this is an accident, quit the program and fix it.\n\n"
366      load_keyserver_conf (cmdline? 1 : 0);                    "Continue if you want that WinPT offers you more choices.\n"),
367      if (start_keymanager) {                    "WinPT", MB_INFO|MB_YESNO);
368          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,              if (ec == IDYES)
369                              GetDesktopWindow(), keymanager_dlg_proc, NULL,                  first_start = 1;
370                              _("Key Manager"), IDS_WINPT_KEYMISC);          }
371          keycache_release ();          if (!first_start) {
372          free_gnupg_table ();              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
373          return 0;              return 0;
374      }          }
375        }
376      if (cmdline && (stristr (cmdline, "--keymanager")  
377                  || stristr (cmdline, "--cardmanager"))) {      if (!first_start) {
378          update_keycache (GetDesktopWindow ());          rc = gpg_check_permissions (1);
379          if (stristr (cmdline, "keymanager"))          if (rc && rc == 2)
380              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,              gpg_read_only = 1;
381                              GetDesktopWindow(), keymanager_dlg_proc, NULL,          else if (rc)
382                              _("Key Manager"), IDS_WINPT_KEYMISC);                return 0;
383          else {      }
384              gpg_card_t crd = smartcard_init ();  
385              if (crd)      load_gettext (winpt_inst_found);
386                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,      init_gnupg_table ();
387                                    GetDesktopWindow(), card_edit_dlg_proc,  
388                                    (LPARAM)crd, _("Card Manager"),      nfiles = fm_parse_command_line (cmdline);
389                                    IDS_WINPT_CARD_EDIT);      if (nfiles > 0) {
390              gpg_card_release (crd);          free_gnupg_table ();
391          }          return 0;
392          keycache_release ();      }
393          free_gnupg_table ();  
394          return 0;      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
395      }          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
396                                GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
397      CreateMutex (NULL, TRUE, PGM_NAME);                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
398      if (GetLastError () == ERROR_ALREADY_EXISTS) {          free_gnupg_table ();
399          free_gnupg_table ();          return 0;
400          return 0;      }
401      }  
402        load_keyserver_conf (cmdline? 1 : 0);
403      if (cmdline) {  
404          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {      if (cmdline && (stristr (cmdline, "--keymanager")
405              gpg_set_debug_mode (1);                  || stristr (cmdline, "--cardmanager"))) {
406              winpt_debug_msg ();          update_keycache (GetDesktopWindow ());
407              debug = 1;          if (stristr (cmdline, "keymanager"))
408          }              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
409      }                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
410                                _("Key Manager"), IDS_WINPT_KEYMISC);  
411      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));          else {
412      rc = RegisterClass (&wc);              gpg_card_t crd = gpg_card_load ();
413      if (rc == FALSE) {              if (crd)
414          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
415          free_gnupg_table ();                                    GetDesktopWindow(), card_edit_dlg_proc,
416          return 0;                                    (LPARAM)crd, _("Card Manager"),
417      }                                    IDS_WINPT_CARD_EDIT);
418                gpg_card_release (crd);
419      hwnd = CreateWindow (PGM_NAME,          }
420                           PGM_NAME,          keycache_release (0);
421                           0, 0, 0, 0, 0,          free_gnupg_table ();
422                           NULL,          return 0;
423                           NULL,      }
424                           hinst,  
425                           NULL);      /* If we found another WinPT instance, just quit to avoid it
426      if (hwnd == NULL) {         will be executed twice. */
427          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);      if (winpt_inst_found) {
428          free_gnupg_table ();          log_debug ("%s", "WinMain: WinPT is already running.");
429          return 0;          free_gnupg_table ();
430      }          return 0;
431      glob_hwnd = hwnd;      }
432      UpdateWindow (hwnd);  
433        if (cmdline) {
434      if (!first_start && !start_gpgprefs) {          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
435          gnupg_backup_options ();                      gpg_set_debug_mode (1);
436          rc = check_crypto_engine ();              winpt_debug_msg ();
437          if (rc) {              debug = 1;
438              DestroyWindow (hwnd);          }
439              free_gnupg_table ();      }
440              return 0;  
441          }      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
442      }      rc = RegisterClass (&wc);
443            if (rc == FALSE) {
444      if (start_gpgprefs) {          msg_box (NULL, _("Could not register window class"),
445          char *ring;                   _("WinPT Error"), MB_ERR);
446          size_t size = 0;          free_gnupg_table ();
447          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          return 0;
448                          gpgprefs_dlg_proc, NULL);      }
449          ring = get_gnupg_keyring (0, !NO_STRICT);  
450          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)      hwnd = CreateWindow (PGM_NAME,
451              first_start = 1; /* The keyring is empty! */                           PGM_NAME,
452          free_if_alloc (ring);                           0, 0, 0, 0, 0,
453      }                           NULL,
454                             NULL,
455      if (first_start) {                           hinst,
456          struct first_start_s fs;                           NULL);
457          struct genkey_s c;      if (hwnd == NULL) {
458          HWND h;          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
459  start:          free_gnupg_table ();
460          h = GetDesktopWindow ();          return 0;
461          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,      }
462                              gpgprefs_dlg_proc, NULL);      glob_hwnd = hwnd;
463          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,      UpdateWindow (hwnd);
464                          first_run_dlg_proc, (LPARAM)&fs);  
465          switch (fs.choice) {      if (!first_start && !start_gpgprefs) {
466          case SETUP_KEYGEN:          gnupg_backup_options ();        
467              c.interactive = 1;          rc = check_crypto_engine ();
468              c.first_start = 1;          if (rc) {
469              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,              DestroyWindow (hwnd);
470                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);              free_gnupg_table ();
471              if (!rc)              return 0;
472                  goto start;          }
473              break;      }
474        
475          case SETUP_IMPORT:      if (start_gpgprefs) {
476              rc = gnupg_copy_keyrings ();          char *ring;
477              if (rc) {          size_t size = 0;
478                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
479                  goto start;                          gpgprefs_dlg_proc, 0);
480              }          ring = get_gnupg_keyring (0, !NO_STRICT);
481              break;          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
482                first_start = 1; /* The keyring is empty! */
483          case -1:          free_if_alloc (ring);
484              DestroyWindow (hwnd);      }
485              free_gnupg_table ();  
486              return 0;      if (first_start) {
487          }          struct first_start_s fs;
488          update_keycache (hwnd);          struct genkey_s c;
489          check_crypto_engine ();          HWND h;
490      }  start:
491      else {          h = GetDesktopWindow ();
492          gpgme_keycache_t c;          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
493          update_keycache (hwnd);                              gpgprefs_dlg_proc, 0);
494          c = keycache_get_ctx (1);          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
495          if (!c || !gpgme_keycache_count (c)) {                          first_run_dlg_proc, (LPARAM)&fs);
496              gnupg_display_error ();          switch (fs.choice) {
497              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"          case SETUP_KEYGEN:
498                               "Please check your GPG config (keyrings, pathes...)"),              c.interactive = 1;
499                               _("WinPT Error"), MB_ERR);              c.first_start = 1;
500              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
501                                    "Do you want to start the GPG preferences dialog?"),                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
502                              "WinPT", MB_INFO|MB_YESNO);              if (!rc)
503              if (ec == IDYES) {                  goto start;
504                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,              break;
505                                  gpgprefs_dlg_proc, NULL);  
506                  update_keycache (hwnd);          case SETUP_IMPORT:
507              }              rc = gnupg_copy_keyrings ();
508              else {              if (rc) {
509                  DestroyWindow (hwnd);                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
510                  free_gnupg_table ();                  goto start;
511                  return 0;              }
512              }              break;
513          }  
514          if (check_default_key (c)) {          case -1:
515              char * p = get_gnupg_default_key ();              DestroyWindow (hwnd);
516              log_box (_("WinPT Error"), MB_ERR,              free_gnupg_table ();
517                       _("Default key from the GPG options file could not be found.\n"              return 0;
518                         "Please check your gpg.conf (options) to correct this:\n\n"          }
519                         "%s: public key not found."), p? p : "[null]");          update_keycache (hwnd);
520              free_if_alloc (p);          check_crypto_engine ();
521              DestroyWindow (hwnd);      }
522              free_gnupg_table ();      else {
523              return 0;          gpg_keycache_t c;
524          }          update_keycache (hwnd);
525          if (count_insecure_elgkeys ())          c = keycache_get_ctx (1);
526              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,          if (!c || !gpg_keycache_get_size (c)) {
527                              elgamal_warn_dlg_proc, NULL);              gnupg_display_error ();
528      }              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
529                                 "Please check your GPG config (keyrings, pathes...)"),
530      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);                               _("WinPT Error"), MB_ERR);
531      keyring_check_last_access (); /* init */              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
532      while (GetMessage (&msg, hwnd, 0, 0)) {                                    "Do you want to start the GPG preferences dialog?"),
533          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {                              "WinPT", MB_INFO|MB_YESNO);
534              TranslateMessage (&msg);              if (ec == IDYES) {
535              DispatchMessage (&msg);                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
536          }                                  gpgprefs_dlg_proc, 0);
537      }                  update_keycache (hwnd);
538                        }
539      return 0;              else {
540  } /* WinMain */                  DestroyWindow (hwnd);
541                    free_gnupg_table ();
542                    return 0;
543                }
544            }
545            if (check_default_key (c)) {
546                char * p = get_gnupg_default_key ();
547                log_box (_("WinPT Error"), MB_ERR,
548                         _("Default key from the GPG options file could not be found.\n"
549                           "Please check your gpg.conf (options) to correct this:\n\n"
550                           "%s: public key not found."), p? p : "[null]");
551                free_if_alloc (p);
552                DestroyWindow (hwnd);
553                free_gnupg_table ();
554                return 0;
555            }
556            if (count_insecure_elgkeys ())
557                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
558                                elgamal_warn_dlg_proc, 0);
559        }
560    
561        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
562        keyring_check_last_access (); /* init */
563        while (GetMessage (&msg, hwnd, 0, 0)) {
564            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
565                TranslateMessage (&msg);
566                DispatchMessage (&msg);
567            }
568        }
569            
570        return 0;
571    }
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