/[winpt]/trunk/Src/WinPT.cpp
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revision 8 by twoaday, Mon Apr 4 13:29:25 2005 UTC revision 59 by twoaday, Wed Nov 2 13:50:48 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    #ifdef HAVE_CONFIG_H
21  #include <windows.h>  #include <config.h>
22    #endif
23  #include "../resource.h"  
24  #include "wptTypes.h"  #include <windows.h>
25  #include "wptW32API.h"  
26  #include "wptVersion.h"  #include "resource.h"
27  #include "wptErrors.h"  #include "wptTypes.h"
28  #include "wptGPG.h"  #include "wptW32API.h"
29  #include "wptRegistry.h"  #include "wptVersion.h"
30  #include "wptCommonCtl.h"  #include "wptErrors.h"
31  #include "wptDlgs.h"  #include "wptGPG.h"
32  #include "wptNLS.h"  #include "wptRegistry.h"
33  #include "wptKeyserver.h"  #include "wptCommonCtl.h"
34  #include "wptCard.h"  #include "wptDlgs.h"
35  #include "wptFileManager.h"  #include "wptNLS.h"
36  #include "wptContext.h"  #include "wptKeyserver.h"
37    #include "wptCard.h"
38  HINSTANCE glob_hinst; /* global instance for the dialogs */  #include "wptFileManager.h"
39  HWND glob_hwnd; /* global window handle for the dialogs */  #include "wptContext.h"
40  HWND activ_hwnd;  #include "wptCardEdit.h"
41  LOCK mo_file;  #include "wptCrypto.h"
42  int scard_support = 0;  
43  int debug = 0;  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
44  int mobile = 0;  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
45  int gpg_read_only = 0;  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
46  char gpgver[3];  
47    
48    HINSTANCE glob_hinst;   /* global instance for the dialogs */
49  static void  HWND glob_hwnd;         /* global window handle for the dialogs */
50  update_keycache (HWND hwnd)  HWND activ_hwnd;
51  {  LOCK mo_file;
52      refresh_cache_s rcs = {0};  int scard_support = 0;
53      rcs.kr_reload = 0;  int debug = 0;
54      rcs.kr_update = 1;  int mobile = 0;
55      rcs.tr_update = 1;  int gpg_read_only = 0;
56      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  char gpgver[3];
57                      keycache_dlg_proc, (LPARAM)&rcs);  
58  } /* update_keycache */  
59    /* Load the key cache and rebuild the signature cache. */
60    static void
61  static char *  update_keycache (HWND hwnd)
62  get_gettext_lang (void)  {
63  {          refresh_cache_s rcs = {0};
64      char * fname;      rcs.kr_reload = 0;
65      fname = get_reg_entry_mo ();      rcs.kr_update = 1;
66      if (!fname)      rcs.tr_update = 1;
67          return NULL;      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
68      return fname;                      keycache_dlg_proc, (LPARAM)&rcs);
69  } /* get_gettext_lang */  }
70    
71    
72  static void  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
73  load_gettext (void)  void
74  {  gpg_set_debug_mode (int val)
75      char * nls = NULL;  {      
76      char * file = NULL;      if (val)
77            putenv ("GPGME_DEBUG=5:gpgme.dbg");
78      nls = get_gettext_lang ();      else
79      if (nls) {          putenv ("GPGME_DEBUG=");
80          set_gettext_file ("winpt", nls);  }
81          file = make_filename (nls, "winpt", "mo");  
82          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {  
83              msg_box (NULL, _("Could not initizalize file lock.\n"  /* Return the name of the gettext language file. */
84                               "Native Language Support"),  static char*
85                       _("WinPT Error"), MB_ERR);  get_gettext_lang (void)
86          }  {    
87          free_if_alloc (nls);      char *fname;
88          free_if_alloc (file);      fname = get_reg_entry_mo ();
89      }      if (!fname)
90  } /* load_gettext */          return NULL;
91        return fname;
92    }
93  /* check if the default key from the gpg.conf file is available in the  
94     keyring. if not, bail out because encryption won't work properly then. */  
95  static int  /* Initialize the gettext sub system. */
96  check_default_key (gpgme_keycache_t kc)  static void
97  {  load_gettext (int prev_inst)
98      gpgme_key_t key;  {
99      gpgme_error_t err = GPGME_No_Error;      char *nls = NULL;
100      char * defkey;      char *file = NULL;
101    
102      defkey = get_gnupg_default_key ();      nls = get_gettext_lang ();
103      if (defkey)      if (nls) {
104          err = gpgme_keycache_find_key (kc, defkey, 0, &key);          set_gettext_file ("winpt", nls);
105      free_if_alloc (defkey);          file = make_filename (nls, "winpt", "mo");
106      return err? -1 : 0;          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
107  } /* check_default_key */              if (!prev_inst)
108                    msg_box (NULL, _("Could not initizalize file lock.\n"
109                                     "Native Language Support"),
110  /* Return the WinPT program file name (with full pathname). */                           _("WinPT Error"), MB_ERR);
111  static const char *          }
112  get_prog_part (const char * fname, int use_cwd)          free_if_alloc (nls);
113  {          free_if_alloc (file);
114      static char program[1024];      }
115      char currdir[256], * cmd = NULL;  }
116      int j;  
117            
118      memset (currdir, 0, DIM (currdir));  /* check if the default key from the gpg.conf file is available in the
119      memset (program, 0, DIM (program));     keyring. if not, bail out because encryption won't work properly then. */
120            static int
121      if (use_cwd) {  check_default_key (gpg_keycache_t kc)
122          GetCurrentDirectory (DIM (currdir)-1, currdir);  {
123          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      gpgme_key_t key;
124      }      gpgme_error_t err = GPG_ERR_NO_ERROR;
125      else {      char * defkey;
126          cmd = GetCommandLine ();  
127          if (cmd == NULL)      defkey = get_gnupg_default_key ();
128              return NULL;      if (defkey)
129          strncpy (currdir, cmd, 255);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
130          j = strlen (currdir);      free_if_alloc (defkey);
131          while (j--) {      return err? -1 : 0;
132              if (currdir[j] == '\\')  }
133                  break;            
134          }  
135          currdir[j] = 0;  /* Return the WinPT program file name (with full pathname). */
136          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  static const char *
137      }  get_prog_part (const char * fname, int use_cwd)
138      return program;  {
139  } /* get_prog_part */      static char program[512];
140        char currdir[256];
141        char *cmd = NULL;
142  static int      int j;
143  check_crypto_engine (void)          
144  {      memset (currdir, 0, DIM (currdir));
145      int ma=1, mi=2, pa=4; /* GPG 1.2.4 */      memset (program, 0, DIM (program));
146      int rc;          
147        if (use_cwd) {
148      rc = check_gnupg_engine (&ma, &mi, &pa);          GetCurrentDirectory (DIM (currdir)-1, currdir);
149      if (rc == -1) {          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
150          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);      }
151          return rc;      else {
152      }          cmd = GetCommandLine ();
153      else if (rc) {          if (cmd == NULL)
154          log_box (_("WinPT Error"), MB_ERR,              return NULL;
155                   _("Sorry, you need a newer GPG version.\n"          strncpy (currdir, cmd, sizeof (currdir)-1);
156                     "GPG version %d.%d.%d requred GPG version 1.2.4"),          j = strlen (currdir);
157                     ma, mi, pa);          while (j--) {
158          return rc;              if (currdir[j] == '\\')
159      }                  break;
160      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */          }
161      if (ma >= 1 && mi >= 4)          currdir[j] = 0;
162          scard_support = 1;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
163        }
164      gpgver[0] = ma;      return program;
165      gpgver[1] = mi;  }
166      gpgver[2] = pa;  
167      return rc;  
168  } /* check_crypto_engine */  /* Check that the underlying crypto engine fullfills the minimal
169       requirements so all commands work properly. */
170    static int
171  static int  check_crypto_engine (void)
172  load_keyserver_conf (int quiet)  {
173  {      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
174      const char * t;      int rc;
175      int rc;  
176        rc = check_gnupg_engine (&ma, &mi, &pa);
177      if (reg_prefs.kserv_conf)      if (rc == -1) {
178          t = reg_prefs.kserv_conf;          msg_box (NULL, _("Could not read GnuPG version."),
179      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))                   _("WinPT Error"), MB_ERR);
180          t = get_prog_part ("keyserver.conf", 0);          return rc;
181      else      }
182          t = "keyserver.conf";      else if (rc) {
183      rc = kserver_load_conf (t);          log_box (_("WinPT Error"), MB_ERR,
184      if (rc && !quiet)                   _("Sorry, you need a newer GPG version.\n"
185          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
186      return rc;                     ma, mi, pa);
187  }          return rc;
188        }
189        /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
190  static void      if ((ma == 1 && mi >= 4) || ma > 1)
191  enable_mobile_mode (void)          scard_support = 1;
192  {  
193      memset (&reg_prefs, 0, sizeof (reg_prefs));      gpgver[0] = ma;
194      reg_prefs.always_trust = 0;      gpgver[1] = mi;
195      reg_prefs.auto_backup = 0;      gpgver[2] = pa;
196      reg_prefs.cache_time = 0;      return rc;
197      reg_prefs.expert = 0;  }
198      reg_prefs.keylist_mode = 1;  
199      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");  
200      reg_prefs.no_zip_mmedia = 1;  /* Try to load the keyserver config file. If @quiet is 1
201      reg_prefs.use_tmpfiles = 1;     do not show any errors. */
202      reg_prefs.word_wrap = 80;  static int
203      reg_prefs.use_viewer = 0; /* XXX */  load_keyserver_conf (int quiet)
204  }  {
205        const char * t;
206        int rc;
207  int WINAPI  
208  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)      if (reg_prefs.kserv_conf)
209  {          t = reg_prefs.kserv_conf;
210      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
211      HACCEL accel_tab;          t = get_prog_part ("keyserver.conf", 0);
212      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;      else
213      int first_start = 0, start_gpgprefs = 0;          t = "keyserver.conf";
214      const char * s;      rc = kserver_load_conf (t);
215      MSG msg;      if (rc && !quiet)
216      HWND hwnd;          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
217        return rc;
218      glob_hinst = hinst;  }
219        
220      gpgme_lib_init ();  
221      #ifdef _DEBUG  /* Enable the mobility mode. */
222      gpgme_set_debug_mode (1);  static void
223      #endif  enable_mobile_mode (void)
224      gpgme_set_pgm_string ("WinPT "PGM_VERSION);  {
225        memset (&reg_prefs, 0, sizeof (reg_prefs));
226      s = PTD_get_version ();      reg_prefs.always_trust = 0;
227      if (strcmp (s, "0.8.0")) {      reg_prefs.auto_backup = 0;
228          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      reg_prefs.cache_time = 0;
229                   _("Please update your PTD.dll to the newest version, "      reg_prefs.expert = 0;
230                     "the version (%s) you use is too old."), s);      reg_prefs.keylist_mode = 1;
231          return 0;      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
232      }      reg_prefs.no_zip_mmedia = 1;
233        reg_prefs.use_tmpfiles = 1;
234      if (gpg_md_selftest ()) {      reg_prefs.word_wrap = 80;
235          msg_box (NULL, _("Cryptographic selftest failed."),      reg_prefs.use_viewer = 0; /* XXX */
236                   _("WinPT Error"), MB_ERR);  }
237          return 0;  
238      }  char* multi_gnupg_path (void);
239    
240      if (cmdline && stristr (cmdline, "--mobile"))  const char * fm_get_file_type (const char *fname, int *r_type);
241          mobile = 1;  
242    /* Main entry point. */
243      set_default_kserver ();  int WINAPI
244    WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
245      if (!mobile) {  {
246          regist_inst_gnupg (1);      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
247          regist_inst_winpt (1, &created);      HACCEL accel_tab;
248      }      int rc, ec, created = 0, nfiles = 0;
249      else {      int first_start = 0, start_gpgprefs = 0;
250          enable_mobile_mode ();      int winpt_inst_found = 0;
251          /* XXX: ask for GPG path */      const char *s;
252          created = 1; /* Disable registry writing */      MSG msg;
253      }      HWND hwnd = NULL;
254    
255      if (!created) {      glob_hinst = hinst;
256          memset (&reg_prefs, 0, sizeof (reg_prefs));  
257          reg_prefs.use_tmpfiles = 1; /* default */  #ifdef _DEBUG
258          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */      gpg_set_debug_mode (1);
259          get_reg_winpt_prefs (&reg_prefs);      debug = 1;
260          if (!reg_prefs.no_hotkeys)  #endif
261              hotkeys_modify ();  
262      }      if (gpg_md_selftest ()) {
263            msg_box (NULL, _("Cryptographic selftest failed."),
264      rc = gnupg_check_homedir ();                   _("WinPT Error"), MB_ERR);
265      if (rc) {          return 0;
266          log_box (_("WinPT Error"), MB_ERR,      }
267                   _("GPG home directory is not set correctly.\n"  
268                     "Please check the GPG registry settings:\n%s."),      s = gpgme_check_version (MIN_GPGME_VER);
269                   winpt_strerror (rc));      if (!s || !*s) {
270          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
271                                             _("Select GPG Public Keyring"),                   _("WinPT Error"), MB_ERR);
272                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),          return 0;
273                                             NULL);      }
274          if (s && !file_exist_check (s))  
275          {      CreateMutex (NULL, TRUE, PGM_NAME);
276              size_t n;      if (GetLastError () == ERROR_ALREADY_EXISTS)
277              char * p = strrchr (s, '\\');          winpt_inst_found = 1;
278              if (!p)  
279                  BUG (0);      if (cmdline && stristr (cmdline, "--mobile")) {
280              n = p - s;          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
281              if (n)                   "WinPT", MB_INFO);
282              {          mobile = 1;
283                  char * file = new char[n+1];      }
284                  if (!file)  
285                      BUG (NULL);      set_default_kserver ();
286                  memset (file, 0, n);  
287                  memcpy (file, s, n);      if (!mobile) {
288                  file[n] = '\0';                  regist_inst_gnupg (1);
289                  set_reg_entry_gpg ("HomeDir", file);          regist_inst_winpt (1, &created);
290                  free_if_alloc (file);      }
291                  gnupg_check_homedir (); /* change gpgProgram if needed */      else {
292              }          enable_mobile_mode ();
293          }          /* XXX: ask for GPG path */
294          else {          created = 1; /* Disable registry writing */
295              msg_box (NULL, _("GPG home directory could not be determited."),      }
296                       _("WinPT Error"), MB_ERR);  
297              goto start;      if (!created) {
298          }          memset (&reg_prefs, 0, sizeof (reg_prefs));
299      }          reg_prefs.use_tmpfiles = 1; /* default */
300            reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
301      rc = check_gnupg_prog ();          get_reg_winpt_prefs (&reg_prefs);
302      if (rc) {          if (!reg_prefs.no_hotkeys)
303          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"              hotkeys_modify ();
304                               "Do you want to start the GPG preferences to "          gnupg_load_config ();
305                               "correct  this problem?"), _("WinPT Error"),      }
306                               MB_INFO|MB_YESNO) == IDYES)  
307              start_gpgprefs = 1;      rc = gnupg_check_homedir ();
308          else      if (rc) {
309          {          log_box (_("WinPT Error"), MB_ERR,
310              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                   _("GPG home directory is not set correctly.\n"
311              return 0;                     "Please check the GPG registry settings:\n%s."),
312          }                   winpt_strerror (rc));
313      }          s = get_fileopen_dlg (GetActiveWindow (),
314                                  _("Select GPG Public Keyring"),
315      rc = gnupg_access_files ();                                _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
316      if (!start_gpgprefs && rc)                                NULL);
317      {          if (s != NULL) {
318          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)              size_t n;
319          {              char * p = strrchr (s, '\\');
320              ec = msg_box (NULL,              if (!p)
321                  _("Could not access and/or find the public and secret keyring.\n"                  BUG (0);
322                    "If this is an accident, quit the program and fix it.\n\n"              n = p - s;
323                    "Continue if you want that WinPT offers you more choices.\n"),              if (n) {
324                    "WinPT", MB_INFO|MB_YESNO);                  char * file = new char[n+1];
325              if (ec == IDYES)                  if (!file)
326                  first_start = 1;                      BUG (NULL);
327          }                  memset (file, 0, n);
328          if (!first_start)                  memcpy (file, s, n);
329          {                  file[n] = '\0';        
330              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                  set_reg_entry_gpg ("HomeDir", file);
331              return 0;                  free_if_alloc (file);
332          }                  gnupg_check_homedir (); /* change gpgProgram if needed */
333      }              }
334            }
335      if (!first_start)          else {
336      {              msg_box (NULL, _("GPG home directory could not be determited."),
337          rc = gpg_check_permissions (1);                       _("WinPT Error"), MB_ERR);
338          if (rc && rc == 2)              goto start;
339              gpg_read_only = 1;          }
340          else if (rc)      }
341              return 0;  
342      }      rc = check_gnupg_prog ();
343        if (rc) {
344      load_gettext ();          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
345      init_gnupg_table ();                               "Do you want to start the GPG preferences to "
346                                 "correct  this problem?"), _("WinPT Error"),
347      nfiles = fm_parse_command_line (cmdline);                               MB_INFO|MB_YESNO) == IDYES)
348      if (nfiles > 0)              start_gpgprefs = 1;
349          return 0;          else
350            {
351      if (cmdline && stristr (cmdline, "--wipe-freespace")) {              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
352          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,              return 0;
353                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,          }
354                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);      }
355          free_gnupg_table ();  
356          return 0;      rc = gnupg_access_files ();
357      }      if (!start_gpgprefs && rc) {
358            if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
359      load_keyserver_conf (cmdline? 1 : 0);              ec = msg_box (NULL,
360      if (cmdline && (stristr (cmdline, "--keymanager")                  _("Could not access and/or find the public and secret keyring.\n"
361                  || stristr (cmdline, "--cardmanager"))) {                    "If this is an accident, quit the program and fix it.\n\n"
362          update_keycache (GetDesktopWindow ());                    "Continue if you want that WinPT offers you more choices.\n"),
363          if (stristr (cmdline, "keymanager"))                    "WinPT", MB_INFO|MB_YESNO);
364              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,              if (ec == IDYES)
365                              GetDesktopWindow(), keymanager_dlg_proc, NULL,                  first_start = 1;
366                              _("Key Manager"), IDS_WINPT_KEYMISC);          }
367          else {          if (!first_start) {
368              gpgme_card_t crd = smartcard_init ();              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
369              if (crd)              return 0;
370                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,          }
371                                    GetDesktopWindow(), card_edit_dlg_proc,      }
372                                    (LPARAM)crd, _("Card Manager"),  
373                                    IDS_WINPT_CARD_EDIT);      if (!first_start) {
374              gpgme_card_release (crd);          rc = gpg_check_permissions (1);
375          }          if (rc && rc == 2)
376          keycache_release ();              gpg_read_only = 1;
377          free_gnupg_table ();          else if (rc)
378          return 0;              return 0;
379      }      }
380    
381      CreateMutex (NULL, TRUE, PGM_NAME);      load_gettext (winpt_inst_found);
382      if (GetLastError () == ERROR_ALREADY_EXISTS) {      init_gnupg_table ();
383          free_gnupg_table ();  
384          return 0;      nfiles = fm_parse_command_line (cmdline);
385      }      if (nfiles > 0) {
386            free_gnupg_table ();
387      if (cmdline) {          return 0;
388          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {      }
389              gpgme_set_debug_mode (1);  
390              winpt_debug_msg ();      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
391              debug = 1;          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
392          }                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
393      }                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
394            free_gnupg_table ();
395      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));          return 0;
396      rc = RegisterClass (&wc);      }
397      if (rc == FALSE) {  
398          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);      load_keyserver_conf (cmdline? 1 : 0);
399          free_gnupg_table ();  
400          return 0;      if (cmdline && (stristr (cmdline, "--keymanager")
401      }                  || stristr (cmdline, "--cardmanager"))) {
402            update_keycache (GetDesktopWindow ());
403      hwnd = CreateWindow (PGM_NAME,          if (stristr (cmdline, "keymanager"))
404                           PGM_NAME,              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
405                           0, 0, 0, 0, 0,                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
406                           NULL,                              _("Key Manager"), IDS_WINPT_KEYMISC);  
407                           NULL,          else {
408                           hinst,              gpg_card_t crd = gpg_card_load ();
409                           NULL);              if (crd)
410      if (hwnd == NULL) {                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
411          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);                                    GetDesktopWindow(), card_edit_dlg_proc,
412          free_gnupg_table ();                                    (LPARAM)crd, _("Card Manager"),
413          return 0;                                    IDS_WINPT_CARD_EDIT);
414      }              gpg_card_release (crd);
415      glob_hwnd = hwnd;          }
416      UpdateWindow (hwnd);          keycache_release (0);
417            free_gnupg_table ();
418      if (!first_start && !start_gpgprefs) {          return 0;
419          gnupg_backup_options (1);      }
420          gnupg_backup_options (0);  
421                /* If we found another WinPT instance, just quit to avoid it
422          rc = check_crypto_engine ();         will be executed twice. */
423          if (rc) {      if (winpt_inst_found) {
424              DestroyWindow (hwnd);          log_debug ("%s", "WinMain: WinPT is already running.");
425              free_gnupg_table ();          free_gnupg_table ();
426              return 0;          return 0;
427          }      }
428      }  
429        if (cmdline) {
430      if (start_gpgprefs)          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
431      {              gpg_set_debug_mode (1);
432          char *ring;              winpt_debug_msg ();
433          size_t size = 0;              debug = 1;
434          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          }
435                          gpgprefs_dlg_proc, NULL);      }
436          ring = get_gnupg_keyring (0, !NO_STRICT);  
437          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
438              first_start = 1; /* The keyring is empty! */      rc = RegisterClass (&wc);
439          free_if_alloc (ring);      if (rc == FALSE) {
440      }          msg_box (NULL, _("Could not register window class"),
441                     _("WinPT Error"), MB_ERR);
442      if (first_start) {          free_gnupg_table ();
443          struct key_wizard_s c, dummy;          return 0;
444  start:      }
445          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, hwnd,  
446                          first_run_dlg_proc, (LPARAM)&dummy);      hwnd = CreateWindow (PGM_NAME,
447          switch (dummy.interactive)                           PGM_NAME,
448          {                           0, 0, 0, 0, 0,
449          case SETUP_KEYGEN:                           NULL,
450              c.interactive = 1;                           NULL,
451              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,                           hinst,
452                                   hwnd, keygen_wizard_dlg_proc, (LPARAM)&c);                           NULL);
453              if (!rc)      if (hwnd == NULL) {
454                  goto start;          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
455              break;          free_gnupg_table ();
456            return 0;
457          case SETUP_IMPORT:      }
458              rc = gnupg_copy_keyrings ();      glob_hwnd = hwnd;
459              if (rc) {      UpdateWindow (hwnd);
460                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);  
461                  goto start;      if (!first_start && !start_gpgprefs) {
462              }          gnupg_backup_options ();        
463              break;          rc = check_crypto_engine ();
464            if (rc) {
465          case SETUP_EXISTING:              DestroyWindow (hwnd);
466              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,              free_gnupg_table ();
467                              gpgprefs_dlg_proc, NULL);              return 0;
468              break;          }
469        }
470          case -1:      
471              DestroyWindow (hwnd);      if (start_gpgprefs) {
472              free_gnupg_table ();          char *ring;
473              return 0;  
474          }          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
475          update_keycache (hwnd);                          gpgprefs_dlg_proc, 0);
476          check_crypto_engine ();          ring = get_gnupg_keyring (0, !NO_STRICT);
477      }          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
478      else {              first_start = 1; /* The keyring is empty! */
479          gpgme_keycache_t c;          free_if_alloc (ring);
480          update_keycache (hwnd);      }
481          c = keycache_get_ctx (1);  
482          if (!c || !gpgme_keycache_count (c)) {      if (first_start) {
483              gnupg_display_error ();          struct first_start_s fs;
484              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"          struct genkey_s c;
485                               "Please check your GPG config (keyrings, pathes...)"),          HWND h;
486                               _("WinPT Error"), MB_ERR);  start:
487              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"          h = GetDesktopWindow ();
488                                    "Do you want to start the GPG preferences dialog?"),          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
489                              "WinPT", MB_INFO|MB_YESNO);                              gpgprefs_dlg_proc, 0);
490              if (ec == IDYES) {          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
491                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                          first_run_dlg_proc, (LPARAM)&fs);
492                                  gpgprefs_dlg_proc, NULL);          switch (fs.choice) {
493                  update_keycache (hwnd);          case SETUP_KEYGEN:
494              }              c.interactive = 1;
495              else {              c.first_start = 1;
496                  DestroyWindow (hwnd);              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
497                  free_gnupg_table ();                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
498                  return 0;              if (!rc)
499              }                  goto start;
500          }              break;
501          if (check_default_key (c)) {  
502              char * p = get_gnupg_default_key ();          case SETUP_IMPORT:
503              log_box (_("WinPT Error"), MB_ERR,              rc = gnupg_copy_keyrings ();
504                       _("Default key from the GPG options file could not be found.\n"              if (rc) {
505                         "Please check your gpg.conf (options) to correct this:\n\n"                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
506                         "%s: public key not found."), p? p : "[null]");                  goto start;
507              free_if_alloc (p);              }
508              DestroyWindow (hwnd);              break;
509              free_gnupg_table ();  
510              return 0;          case -1:
511          }              DestroyWindow (hwnd);
512          if (count_insecure_elgkeys ())              free_gnupg_table ();
513              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              return 0;
514                              elgamal_warn_dlg_proc, NULL);          }
515      }          update_keycache (hwnd);
516            check_crypto_engine ();
517      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);      }
518      keyring_check_last_access (); /* init */      else {
519      while (GetMessage (&msg, hwnd, 0, 0)) {          gpg_keycache_t c;
520          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {          update_keycache (hwnd);
521              TranslateMessage (&msg);          c = keycache_get_ctx (1);
522              DispatchMessage (&msg);          if (!c || !gpg_keycache_get_size (c)) {
523          }              gnupg_display_error ();
524      }              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
525                                         "Please check your GPG config (keyrings, pathes...)"),
526      return 0;                               _("WinPT Error"), MB_ERR);
527  } /* WinMain */              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
528                                      "Do you want to start the GPG preferences dialog?"),
529                                "WinPT", MB_INFO|MB_YESNO);
530                if (ec == IDYES) {
531                    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
532                                    gpgprefs_dlg_proc, 0);
533                    update_keycache (hwnd);
534                }
535                else {
536                    DestroyWindow (hwnd);
537                    free_gnupg_table ();
538                    return 0;
539                }
540            }
541            if (check_default_key (c)) {
542                char * p = get_gnupg_default_key ();
543                log_box (_("WinPT Error"), MB_ERR,
544                         _("Default key from the GPG options file could not be found.\n"
545                           "Please check your gpg.conf (options) to correct this:\n\n"
546                           "%s: public key not found."), p? p : "[null]");
547                free_if_alloc (p);
548                DestroyWindow (hwnd);
549                free_gnupg_table ();
550                return 0;
551            }
552            if (count_insecure_elgkeys ())
553                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
554                                elgamal_warn_dlg_proc, 0);
555        }
556    
557        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
558        keyring_check_last_access (); /* init */
559        while (GetMessage (&msg, hwnd, 0, 0)) {
560            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
561                TranslateMessage (&msg);
562                DispatchMessage (&msg);
563            }
564        }
565            
566        return 0;
567    }
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