/[winpt]/trunk/Src/WinPT.cpp
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revision 28 by twoaday, Thu Oct 20 12:35:59 2005 UTC revision 36 by werner, Thu Oct 27 15:25:13 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>  #ifdef HAVE_CONFIG_H
21    #include <config.h>
22  #include "../resource.h"  #endif
23  #include "wptTypes.h"  
24  #include "wptW32API.h"  #include <windows.h>
25  #include "wptVersion.h"  #include <windows.h>
26  #include "wptErrors.h"  
27  #include "wptGPG.h"  #include "../resource.h"
28  #include "wptRegistry.h"  #include "wptTypes.h"
29  #include "wptCommonCtl.h"  #include "wptW32API.h"
30  #include "wptDlgs.h"  #include "wptVersion.h"
31  #include "wptNLS.h"  #include "wptErrors.h"
32  #include "wptKeyserver.h"  #include "wptGPG.h"
33  #include "wptCard.h"  #include "wptRegistry.h"
34  #include "wptFileManager.h"  #include "wptCommonCtl.h"
35  #include "wptContext.h"  #include "wptDlgs.h"
36  #include "wptCardEdit.h"  #include "wptNLS.h"
37    #include "wptKeyserver.h"
38  #define MIN_GPG_VER "1.4.3"  #include "wptCard.h"
39    #include "wptFileManager.h"
40  HINSTANCE glob_hinst;   /* global instance for the dialogs */  #include "wptContext.h"
41  HWND glob_hwnd;         /* global window handle for the dialogs */  #include "wptCardEdit.h"
42  HWND activ_hwnd;  
43  LOCK mo_file;  
44  int scard_support = 0;  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
45  int debug = 0;  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
46  int mobile = 0;  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
47  int gpg_read_only = 0;  
48  char gpgver[3];  
49    HINSTANCE glob_hinst;   /* global instance for the dialogs */
50    HWND glob_hwnd;         /* global window handle for the dialogs */
51  /* Load the key cache and rebuild the signature cache. */  HWND activ_hwnd;
52  static void  LOCK mo_file;
53  update_keycache (HWND hwnd)  int scard_support = 0;
54  {  int debug = 0;
55      refresh_cache_s rcs = {0};  int mobile = 0;
56      rcs.kr_reload = 0;  int gpg_read_only = 0;
57      rcs.kr_update = 1;  char gpgver[3];
58      rcs.tr_update = 1;  
59      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  
60                      keycache_dlg_proc, (LPARAM)&rcs);  /* Load the key cache and rebuild the signature cache. */
61  }  static void
62    update_keycache (HWND hwnd)
63    {
64  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */      refresh_cache_s rcs = {0};
65  void      rcs.kr_reload = 0;
66  gpg_set_debug_mode (int val)      rcs.kr_update = 1;
67  {            rcs.tr_update = 1;
68      if (val)      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
69          putenv ("GPGME_DEBUG=5:gpgme.dbg");                      keycache_dlg_proc, (LPARAM)&rcs);
70      else  }
71          putenv ("GPGME_DEBUG=");  
72  }  
73    /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
74  static char *  void
75  get_gettext_lang (void)  gpg_set_debug_mode (int val)
76  {      {      
77      char * fname;      if (val)
78      fname = get_reg_entry_mo ();          putenv ("GPGME_DEBUG=5:gpgme.dbg");
79      if (!fname)      else
80          return NULL;          putenv ("GPGME_DEBUG=");
81      return fname;  }
82  } /* get_gettext_lang */  
83    
84    /* Return the name of the gettext language file. */
85  static void  static char*
86  load_gettext (void)  get_gettext_lang (void)
87  {  {    
88      char *nls = NULL;      char *fname;
89      char *file = NULL;      fname = get_reg_entry_mo ();
90        if (!fname)
91      nls = get_gettext_lang ();          return NULL;
92      if (nls) {      return fname;
93          set_gettext_file ("winpt", nls);  }
94          file = make_filename (nls, "winpt", "mo");  
95          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {  
96              msg_box (NULL, _("Could not initizalize file lock.\n"  /* Initialize the gettext sub system. */
97                               "Native Language Support"),  static void
98                       _("WinPT Error"), MB_ERR);  load_gettext (int prev_inst)
99          }  {
100          free_if_alloc (nls);      char *nls = NULL;
101          free_if_alloc (file);      char *file = NULL;
102      }  
103  } /* load_gettext */      nls = get_gettext_lang ();
104        if (nls) {
105            set_gettext_file ("winpt", nls);
106  /* check if the default key from the gpg.conf file is available in the          file = make_filename (nls, "winpt", "mo");
107     keyring. if not, bail out because encryption won't work properly then. */          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
108  static int              if (!prev_inst)
109  check_default_key (gpg_keycache_t kc)                  msg_box (NULL, _("Could not initizalize file lock.\n"
110  {                                   "Native Language Support"),
111      gpgme_key_t key;                           _("WinPT Error"), MB_ERR);
112      gpgme_error_t err = GPG_ERR_NO_ERROR;          }
113      char * defkey;          free_if_alloc (nls);
114            free_if_alloc (file);
115      defkey = get_gnupg_default_key ();      }
116      if (defkey)  }
117          err = gpg_keycache_find_key (kc, defkey, 0, &key);  
118      free_if_alloc (defkey);  
119      return err? -1 : 0;  /* check if the default key from the gpg.conf file is available in the
120  } /* check_default_key */     keyring. if not, bail out because encryption won't work properly then. */
121    static int
122    check_default_key (gpg_keycache_t kc)
123  /* Return the WinPT program file name (with full pathname). */  {
124  static const char *      gpgme_key_t key;
125  get_prog_part (const char * fname, int use_cwd)      gpgme_error_t err = GPG_ERR_NO_ERROR;
126  {      char * defkey;
127      static char program[1024];  
128      char currdir[256], * cmd = NULL;      defkey = get_gnupg_default_key ();
129      int j;      if (defkey)
130                    err = gpg_keycache_find_key (kc, defkey, 0, &key);
131      memset (currdir, 0, DIM (currdir));      free_if_alloc (defkey);
132      memset (program, 0, DIM (program));      return err? -1 : 0;
133            }
134      if (use_cwd) {  
135          GetCurrentDirectory (DIM (currdir)-1, currdir);  
136          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);  /* Return the WinPT program file name (with full pathname). */
137      }  static const char *
138      else {  get_prog_part (const char * fname, int use_cwd)
139          cmd = GetCommandLine ();  {
140          if (cmd == NULL)      static char program[512];
141              return NULL;      char currdir[256];
142          strncpy (currdir, cmd, 255);      char *cmd = NULL;
143          j = strlen (currdir);      int j;
144          while (j--) {          
145              if (currdir[j] == '\\')      memset (currdir, 0, DIM (currdir));
146                  break;                memset (program, 0, DIM (program));
147          }          
148          currdir[j] = 0;      if (use_cwd) {
149          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);          GetCurrentDirectory (DIM (currdir)-1, currdir);
150      }          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
151      return program;      }
152  } /* get_prog_part */      else {
153            cmd = GetCommandLine ();
154            if (cmd == NULL)
155  static int              return NULL;
156  check_crypto_engine (void)          strncpy (currdir, cmd, sizeof (currdir)-1);
157  {          j = strlen (currdir);
158      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */          while (j--) {
159      int rc;              if (currdir[j] == '\\')
160                    break;
161      rc = check_gnupg_engine (&ma, &mi, &pa);          }
162      if (rc == -1) {          currdir[j] = 0;
163          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
164          return rc;      }
165      }      return program;
166      else if (rc) {  }
167          log_box (_("WinPT Error"), MB_ERR,  
168                   _("Sorry, you need a newer GPG version.\n"  
169                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),  /* Check that the underlying crypto engine fullfills the minimal
170                     ma, mi, pa);     requirements so all commands work properly. */
171          return rc;  static int
172      }  check_crypto_engine (void)
173      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */  {
174      if (ma >= 1 && mi >= 4)      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
175          scard_support = 1;      int rc;
176    
177      gpgver[0] = ma;      rc = check_gnupg_engine (&ma, &mi, &pa);
178      gpgver[1] = mi;      if (rc == -1) {
179      gpgver[2] = pa;          msg_box (NULL, _("Could not read GnuPG version."),
180      return rc;                   _("WinPT Error"), MB_ERR);
181  } /* check_crypto_engine */          return rc;
182        }
183        else if (rc) {
184  static int          log_box (_("WinPT Error"), MB_ERR,
185  load_keyserver_conf (int quiet)                   _("Sorry, you need a newer GPG version.\n"
186  {                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
187      const char * t;                     ma, mi, pa);
188      int rc;          return rc;
189        }
190      if (reg_prefs.kserv_conf)      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
191          t = reg_prefs.kserv_conf;      if (ma >= 1 && mi >= 4)
192      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))          scard_support = 1;
193          t = get_prog_part ("keyserver.conf", 0);  
194      else      gpgver[0] = ma;
195          t = "keyserver.conf";      gpgver[1] = mi;
196      rc = kserver_load_conf (t);      gpgver[2] = pa;
197      if (rc && !quiet)      return rc;
198          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);  }
199      return rc;  
200  }  
201    /* Try to load the keyserver config file. If @quiet is 1
202       do not show any errors. */
203  static void  static int
204  enable_mobile_mode (void)  load_keyserver_conf (int quiet)
205  {  {
206      memset (&reg_prefs, 0, sizeof (reg_prefs));      const char * t;
207      reg_prefs.always_trust = 0;      int rc;
208      reg_prefs.auto_backup = 0;  
209      reg_prefs.cache_time = 0;      if (reg_prefs.kserv_conf)
210      reg_prefs.expert = 0;          t = reg_prefs.kserv_conf;
211      reg_prefs.keylist_mode = 1;      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
212      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");          t = get_prog_part ("keyserver.conf", 0);
213      reg_prefs.no_zip_mmedia = 1;      else
214      reg_prefs.use_tmpfiles = 1;          t = "keyserver.conf";
215      reg_prefs.word_wrap = 80;      rc = kserver_load_conf (t);
216      reg_prefs.use_viewer = 0; /* XXX */      if (rc && !quiet)
217  }          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
218        return rc;
219  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);  }
220    
221    
222  int WINAPI  /* Enable the mobility mode. */
223  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)  static void
224  {  enable_mobile_mode (void)
225      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};  {
226      HACCEL accel_tab;      memset (&reg_prefs, 0, sizeof (reg_prefs));
227      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;      reg_prefs.always_trust = 0;
228      int first_start = 0, start_gpgprefs = 0;      reg_prefs.auto_backup = 0;
229      const char * s;      reg_prefs.cache_time = 0;
230      MSG msg;      reg_prefs.expert = 0;
231      HWND hwnd = NULL;      reg_prefs.keylist_mode = 1;
232        reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
233      glob_hinst = hinst;      reg_prefs.no_zip_mmedia = 1;
234        reg_prefs.use_tmpfiles = 1;
235      #ifdef _DEBUG      reg_prefs.word_wrap = 80;
236      gpg_set_debug_mode (1);      reg_prefs.use_viewer = 0; /* XXX */
237      debug = 1;  }
238      #endif  
239    char* multi_gnupg_path (void);
240      s = PTD_get_version ();  
241      if (strcmp (s, "0.8.0")) {  /* Main entry point. */
242          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,  int WINAPI
243                   _("Please update your PTD.dll to the newest version, "  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
244                     "the version (%s) you use is too old."), s);  {
245          return 0;      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
246      }      HACCEL accel_tab;
247        int rc, ec, created = 0, use_cwd = 0, nfiles = 0;
248      if (gpg_md_selftest ()) {      int first_start = 0, start_gpgprefs = 0;
249          msg_box (NULL, _("Cryptographic selftest failed."),      int winpt_inst_found = 0;
250                   _("WinPT Error"), MB_ERR);      const char *s;
251          return 0;      MSG msg;
252      }      HWND hwnd = NULL;
253    
254      s = gpgme_check_version ("1.1.0");      glob_hinst = hinst;
255      if (!s || !*s) {  
256          msg_box (NULL, _("A newer GPGME version is needed."), "WinPT Error", MB_ERR);      #ifdef _DEBUG
257          return 0;      gpg_set_debug_mode (1);
258      }      debug = 1;
259        #endif
260      if (cmdline && stristr (cmdline, "--mobile")) {  
261          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",      s = PTD_get_version ();
262                   "WinPT", MB_INFO);      if (strcmp (s, MIN_PTD_VER)) {
263          mobile = 1;          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,
264      }                   _("Please update your PTD.dll to the newest version, "
265                       "the version (%s) you use is too old."), s);
266      set_default_kserver ();          return 0;
267        }
268      if (!mobile) {  
269          regist_inst_gnupg (1);      if (gpg_md_selftest ()) {
270          regist_inst_winpt (1, &created);          msg_box (NULL, _("Cryptographic selftest failed."),
271      }                   _("WinPT Error"), MB_ERR);
272      else {          return 0;
273          enable_mobile_mode ();      }
274          /* XXX: ask for GPG path */  
275          created = 1; /* Disable registry writing */      s = gpgme_check_version (MIN_GPGME_VER);
276      }      if (!s || !*s) {
277            msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
278      if (!created) {                   _("WinPT Error"), MB_ERR);
279          memset (&reg_prefs, 0, sizeof (reg_prefs));          return 0;
280          reg_prefs.use_tmpfiles = 1; /* default */      }
281          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */  
282          get_reg_winpt_prefs (&reg_prefs);      CreateMutex (NULL, TRUE, PGM_NAME);
283          if (!reg_prefs.no_hotkeys)      if (GetLastError () == ERROR_ALREADY_EXISTS)
284              hotkeys_modify ();          winpt_inst_found = 1;
285      }  
286        if (cmdline && stristr (cmdline, "--mobile")) {
287      rc = gnupg_check_homedir ();          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
288      if (rc) {                   "WinPT", MB_INFO);
289          log_box (_("WinPT Error"), MB_ERR,          mobile = 1;
290                   _("GPG home directory is not set correctly.\n"      }
291                     "Please check the GPG registry settings:\n%s."),  
292                   winpt_strerror (rc));      set_default_kserver ();
293          const char * s = get_fileopen_dlg (GetActiveWindow (),  
294                                             _("Select GPG Public Keyring"),      if (!mobile) {
295                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),          regist_inst_gnupg (1);
296                                             NULL);          regist_inst_winpt (1, &created);
297          if (s != NULL) {      }
298              size_t n;      else {
299              char * p = strrchr (s, '\\');          enable_mobile_mode ();
300              if (!p)          /* XXX: ask for GPG path */
301                  BUG (0);          created = 1; /* Disable registry writing */
302              n = p - s;      }
303              if (n)  
304              {      if (!created) {
305                  char * file = new char[n+1];          memset (&reg_prefs, 0, sizeof (reg_prefs));
306                  if (!file)          reg_prefs.use_tmpfiles = 1; /* default */
307                      BUG (NULL);          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
308                  memset (file, 0, n);          get_reg_winpt_prefs (&reg_prefs);
309                  memcpy (file, s, n);          if (!reg_prefs.no_hotkeys)
310                  file[n] = '\0';                      hotkeys_modify ();
311                  set_reg_entry_gpg ("HomeDir", file);      }
312                  free_if_alloc (file);  
313                  gnupg_check_homedir (); /* change gpgProgram if needed */      rc = gnupg_check_homedir ();
314              }      if (rc) {
315          }          log_box (_("WinPT Error"), MB_ERR,
316          else {                   _("GPG home directory is not set correctly.\n"
317              msg_box (NULL, _("GPG home directory could not be determited."),                     "Please check the GPG registry settings:\n%s."),
318                       _("WinPT Error"), MB_ERR);                   winpt_strerror (rc));
319              goto start;          const char * s = get_fileopen_dlg (GetActiveWindow (),
320          }                                             _("Select GPG Public Keyring"),
321      }                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
322                                               NULL);
323      rc = check_gnupg_prog ();          if (s != NULL) {
324      if (rc) {              size_t n;
325          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"              char * p = strrchr (s, '\\');
326                               "Do you want to start the GPG preferences to "              if (!p)
327                               "correct  this problem?"), _("WinPT Error"),                  BUG (0);
328                               MB_INFO|MB_YESNO) == IDYES)              n = p - s;
329              start_gpgprefs = 1;              if (n) {
330          else                  char * file = new char[n+1];
331          {                  if (!file)
332              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                      BUG (NULL);
333              return 0;                  memset (file, 0, n);
334          }                  memcpy (file, s, n);
335      }                  file[n] = '\0';        
336                    set_reg_entry_gpg ("HomeDir", file);
337      rc = gnupg_access_files ();                  free_if_alloc (file);
338      if (!start_gpgprefs && rc)                  gnupg_check_homedir (); /* change gpgProgram if needed */
339      {              }
340          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)          }
341          {          else {
342              ec = msg_box (NULL,              msg_box (NULL, _("GPG home directory could not be determited."),
343                  _("Could not access and/or find the public and secret keyring.\n"                       _("WinPT Error"), MB_ERR);
344                    "If this is an accident, quit the program and fix it.\n\n"              goto start;
345                    "Continue if you want that WinPT offers you more choices.\n"),          }
346                    "WinPT", MB_INFO|MB_YESNO);      }
347              if (ec == IDYES)  
348                  first_start = 1;      rc = check_gnupg_prog ();
349          }      if (rc) {
350          if (!first_start)          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
351          {                               "Do you want to start the GPG preferences to "
352              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                               "correct  this problem?"), _("WinPT Error"),
353              return 0;                               MB_INFO|MB_YESNO) == IDYES)
354          }              start_gpgprefs = 1;
355      }          else
356            {
357      if (!first_start)              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
358      {              return 0;
359          rc = gpg_check_permissions (1);          }
360          if (rc && rc == 2)      }
361              gpg_read_only = 1;  
362          else if (rc)      rc = gnupg_access_files ();
363              return 0;      if (!start_gpgprefs && rc) {
364      }          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
365                ec = msg_box (NULL,
366      load_gettext ();                  _("Could not access and/or find the public and secret keyring.\n"
367      init_gnupg_table ();                    "If this is an accident, quit the program and fix it.\n\n"
368                      "Continue if you want that WinPT offers you more choices.\n"),
369      nfiles = fm_parse_command_line (cmdline);                    "WinPT", MB_INFO|MB_YESNO);
370      if (nfiles > 0)              if (ec == IDYES)
371          return 0;                  first_start = 1;
372            }
373      if (cmdline && stristr (cmdline, "--wipe-freespace")) {          if (!first_start) {
374          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
375                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,              return 0;
376                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);          }
377          free_gnupg_table ();      }
378          return 0;  
379      }      if (!first_start) {
380            rc = gpg_check_permissions (1);
381      load_keyserver_conf (cmdline? 1 : 0);          if (rc && rc == 2)
382                gpg_read_only = 1;
383      if (cmdline && (stristr (cmdline, "--keymanager")          else if (rc)
384                  || stristr (cmdline, "--cardmanager"))) {              return 0;
385          update_keycache (GetDesktopWindow ());      }
386          if (stristr (cmdline, "keymanager"))  
387              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,      load_gettext (winpt_inst_found);
388                              GetDesktopWindow(), keymanager_dlg_proc, NULL,      init_gnupg_table ();
389                              _("Key Manager"), IDS_WINPT_KEYMISC);    
390          else {      nfiles = fm_parse_command_line (cmdline);
391              gpg_card_t crd = gpg_card_load ();      if (nfiles > 0) {
392              if (crd)          free_gnupg_table ();
393                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,          return 0;
394                                    GetDesktopWindow(), card_edit_dlg_proc,      }
395                                    (LPARAM)crd, _("Card Manager"),  
396                                    IDS_WINPT_CARD_EDIT);      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
397              gpg_card_release (crd);          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
398          }                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
399          keycache_release (0);                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
400          free_gnupg_table ();          free_gnupg_table ();
401          return 0;          return 0;
402      }      }
403    
404      CreateMutex (NULL, TRUE, PGM_NAME);      load_keyserver_conf (cmdline? 1 : 0);
405      if (GetLastError () == ERROR_ALREADY_EXISTS) {  
406          free_gnupg_table ();      if (cmdline && (stristr (cmdline, "--keymanager")
407          return 0;                  || stristr (cmdline, "--cardmanager"))) {
408      }          update_keycache (GetDesktopWindow ());
409            if (stristr (cmdline, "keymanager"))
410      if (cmdline) {              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
411          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
412              gpg_set_debug_mode (1);                              _("Key Manager"), IDS_WINPT_KEYMISC);  
413              winpt_debug_msg ();          else {
414              debug = 1;              gpg_card_t crd = gpg_card_load ();
415          }              if (crd)
416      }                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
417                                      GetDesktopWindow(), card_edit_dlg_proc,
418      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));                                    (LPARAM)crd, _("Card Manager"),
419      rc = RegisterClass (&wc);                                    IDS_WINPT_CARD_EDIT);
420      if (rc == FALSE) {              gpg_card_release (crd);
421          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);          }
422          free_gnupg_table ();          keycache_release (0);
423          return 0;          free_gnupg_table ();
424      }          return 0;
425        }
426      hwnd = CreateWindow (PGM_NAME,  
427                           PGM_NAME,      /* If we found another WinPT instance, just quit to avoid it
428                           0, 0, 0, 0, 0,         will be executed twice. */
429                           NULL,      if (winpt_inst_found) {
430                           NULL,          log_debug ("%s", "WinMain: WinPT is already running.");
431                           hinst,          free_gnupg_table ();
432                           NULL);          return 0;
433      if (hwnd == NULL) {      }
434          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);  
435          free_gnupg_table ();      if (cmdline) {
436          return 0;          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
437      }              gpg_set_debug_mode (1);
438      glob_hwnd = hwnd;              winpt_debug_msg ();
439      UpdateWindow (hwnd);              debug = 1;
440            }
441      if (!first_start && !start_gpgprefs) {      }
442          gnupg_backup_options ();          
443          rc = check_crypto_engine ();      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
444          if (rc) {      rc = RegisterClass (&wc);
445              DestroyWindow (hwnd);      if (rc == FALSE) {
446              free_gnupg_table ();          msg_box (NULL, _("Could not register window class"),
447              return 0;                   _("WinPT Error"), MB_ERR);
448          }          free_gnupg_table ();
449      }          return 0;
450            }
451      if (start_gpgprefs) {  
452          char *ring;      hwnd = CreateWindow (PGM_NAME,
453          size_t size = 0;                           PGM_NAME,
454          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                           0, 0, 0, 0, 0,
455                          gpgprefs_dlg_proc, NULL);                           NULL,
456          ring = get_gnupg_keyring (0, !NO_STRICT);                           NULL,
457          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)                           hinst,
458              first_start = 1; /* The keyring is empty! */                           NULL);
459          free_if_alloc (ring);      if (hwnd == NULL) {
460      }          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
461            free_gnupg_table ();
462      if (first_start) {          return 0;
463          struct first_start_s fs;      }
464          struct genkey_s c;      glob_hwnd = hwnd;
465          HWND h;      UpdateWindow (hwnd);
466  start:  
467          h = GetDesktopWindow ();      if (!first_start && !start_gpgprefs) {
468          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,          gnupg_backup_options ();        
469                              gpgprefs_dlg_proc, NULL);          rc = check_crypto_engine ();
470          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,          if (rc) {
471                          first_run_dlg_proc, (LPARAM)&fs);              DestroyWindow (hwnd);
472          switch (fs.choice) {              free_gnupg_table ();
473          case SETUP_KEYGEN:              return 0;
474              c.interactive = 1;          }
475              c.first_start = 1;      }
476              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,      
477                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);      if (start_gpgprefs) {
478              if (!rc)          char *ring;
479                  goto start;          size_t size = 0;
480              break;          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
481                            gpgprefs_dlg_proc, NULL);
482          case SETUP_IMPORT:          ring = get_gnupg_keyring (0, !NO_STRICT);
483              rc = gnupg_copy_keyrings ();          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
484              if (rc) {              first_start = 1; /* The keyring is empty! */
485                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          free_if_alloc (ring);
486                  goto start;      }
487              }  
488              break;      if (first_start) {
489            struct first_start_s fs;
490          case -1:          struct genkey_s c;
491              DestroyWindow (hwnd);          HWND h;
492              free_gnupg_table ();  start:
493              return 0;          h = GetDesktopWindow ();
494          }          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
495          update_keycache (hwnd);                              gpgprefs_dlg_proc, NULL);
496          check_crypto_engine ();          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
497      }                          first_run_dlg_proc, (LPARAM)&fs);
498      else {          switch (fs.choice) {
499          gpg_keycache_t c;          case SETUP_KEYGEN:
500          update_keycache (hwnd);              c.interactive = 1;
501          c = keycache_get_ctx (1);              c.first_start = 1;
502          if (!c || !gpg_keycache_get_size (c)) {              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
503              gnupg_display_error ();                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
504              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"              if (!rc)
505                               "Please check your GPG config (keyrings, pathes...)"),                  goto start;
506                               _("WinPT Error"), MB_ERR);              break;
507              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"  
508                                    "Do you want to start the GPG preferences dialog?"),          case SETUP_IMPORT:
509                              "WinPT", MB_INFO|MB_YESNO);              rc = gnupg_copy_keyrings ();
510              if (ec == IDYES) {              if (rc) {
511                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
512                                  gpgprefs_dlg_proc, NULL);                  goto start;
513                  update_keycache (hwnd);              }
514              }              break;
515              else {  
516                  DestroyWindow (hwnd);          case -1:
517                  free_gnupg_table ();              DestroyWindow (hwnd);
518                  return 0;              free_gnupg_table ();
519              }              return 0;
520          }          }
521          if (check_default_key (c)) {          update_keycache (hwnd);
522              char * p = get_gnupg_default_key ();          check_crypto_engine ();
523              log_box (_("WinPT Error"), MB_ERR,      }
524                       _("Default key from the GPG options file could not be found.\n"      else {
525                         "Please check your gpg.conf (options) to correct this:\n\n"          gpg_keycache_t c;
526                         "%s: public key not found."), p? p : "[null]");          update_keycache (hwnd);
527              free_if_alloc (p);          c = keycache_get_ctx (1);
528              DestroyWindow (hwnd);          if (!c || !gpg_keycache_get_size (c)) {
529              free_gnupg_table ();              gnupg_display_error ();
530              return 0;              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
531          }                               "Please check your GPG config (keyrings, pathes...)"),
532          if (count_insecure_elgkeys ())                               _("WinPT Error"), MB_ERR);
533              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
534                              elgamal_warn_dlg_proc, NULL);                                    "Do you want to start the GPG preferences dialog?"),
535      }                              "WinPT", MB_INFO|MB_YESNO);
536                if (ec == IDYES) {
537      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
538      keyring_check_last_access (); /* init */                                  gpgprefs_dlg_proc, NULL);
539      while (GetMessage (&msg, hwnd, 0, 0)) {                  update_keycache (hwnd);
540          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {              }
541              TranslateMessage (&msg);              else {
542              DispatchMessage (&msg);                  DestroyWindow (hwnd);
543          }                  free_gnupg_table ();
544      }                  return 0;
545                        }
546      return 0;          }
547  } /* WinMain */          if (check_default_key (c)) {
548                char * p = get_gnupg_default_key ();
549                log_box (_("WinPT Error"), MB_ERR,
550                         _("Default key from the GPG options file could not be found.\n"
551                           "Please check your gpg.conf (options) to correct this:\n\n"
552                           "%s: public key not found."), p? p : "[null]");
553                free_if_alloc (p);
554                DestroyWindow (hwnd);
555                free_gnupg_table ();
556                return 0;
557            }
558            if (count_insecure_elgkeys ())
559                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
560                                elgamal_warn_dlg_proc, NULL);
561        }
562    
563        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
564        keyring_check_last_access (); /* init */
565        while (GetMessage (&msg, hwnd, 0, 0)) {
566            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
567                TranslateMessage (&msg);
568                DispatchMessage (&msg);
569            }
570        }
571            
572        return 0;
573    }
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