/[winpt]/trunk/Src/WinPT.cpp
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revision 34 by twoaday, Wed Oct 26 11:20:09 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    #include "wptCard.h"
39  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */  #include "wptFileManager.h"
40  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */  #include "wptContext.h"
41  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */  #include "wptCardEdit.h"
42    
43    
44  HINSTANCE glob_hinst;   /* global instance for the dialogs */  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
45  HWND glob_hwnd;         /* global window handle for the dialogs */  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
46  HWND activ_hwnd;  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
47  LOCK mo_file;  
48  int scard_support = 0;  
49  int debug = 0;  HINSTANCE glob_hinst;   /* global instance for the dialogs */
50  int mobile = 0;  HWND glob_hwnd;         /* global window handle for the dialogs */
51  int gpg_read_only = 0;  HWND activ_hwnd;
52  char gpgver[3];  LOCK mo_file;
53    int scard_support = 0;
54    int debug = 0;
55  /* Load the key cache and rebuild the signature cache. */  int mobile = 0;
56  static void  int gpg_read_only = 0;
57  update_keycache (HWND hwnd)  char gpgver[3];
58  {  
59      refresh_cache_s rcs = {0};  
60      rcs.kr_reload = 0;  /* Load the key cache and rebuild the signature cache. */
61      rcs.kr_update = 1;  static void
62      rcs.tr_update = 1;  update_keycache (HWND hwnd)
63      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  {
64                      keycache_dlg_proc, (LPARAM)&rcs);      refresh_cache_s rcs = {0};
65  }      rcs.kr_reload = 0;
66        rcs.kr_update = 1;
67        rcs.tr_update = 1;
68  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
69  void                      keycache_dlg_proc, (LPARAM)&rcs);
70  gpg_set_debug_mode (int val)  }
71  {        
72      if (val)  
73          putenv ("GPGME_DEBUG=5:gpgme.dbg");  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
74      else  void
75          putenv ("GPGME_DEBUG=");  gpg_set_debug_mode (int val)
76  }  {      
77        if (val)
78            putenv ("GPGME_DEBUG=5:gpgme.dbg");
79  /* Return the name of the gettext language file. */      else
80  static char*          putenv ("GPGME_DEBUG=");
81  get_gettext_lang (void)  }
82  {      
83      char *fname;  
84      fname = get_reg_entry_mo ();  /* Return the name of the gettext language file. */
85      if (!fname)  static char*
86          return NULL;  get_gettext_lang (void)
87      return fname;  {    
88  }      char *fname;
89        fname = get_reg_entry_mo ();
90        if (!fname)
91  /* Initialize the gettext sub system. */          return NULL;
92  static void      return fname;
93  load_gettext (int prev_inst)  }
94  {  
95      char *nls = NULL;  
96      char *file = NULL;  /* Initialize the gettext sub system. */
97    static void
98      nls = get_gettext_lang ();  load_gettext (int prev_inst)
99      if (nls) {  {
100          set_gettext_file ("winpt", nls);      char *nls = NULL;
101          file = make_filename (nls, "winpt", "mo");      char *file = NULL;
102          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {  
103              if (!prev_inst)      nls = get_gettext_lang ();
104                  msg_box (NULL, _("Could not initizalize file lock.\n"      if (nls) {
105                                   "Native Language Support"),          set_gettext_file ("winpt", nls);
106                           _("WinPT Error"), MB_ERR);          file = make_filename (nls, "winpt", "mo");
107          }          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
108          free_if_alloc (nls);              if (!prev_inst)
109          free_if_alloc (file);                  msg_box (NULL, _("Could not initizalize file lock.\n"
110      }                                   "Native Language Support"),
111  }                           _("WinPT Error"), MB_ERR);
112            }
113            free_if_alloc (nls);
114  /* check if the default key from the gpg.conf file is available in the          free_if_alloc (file);
115     keyring. if not, bail out because encryption won't work properly then. */      }
116  static int  }
117  check_default_key (gpg_keycache_t kc)  
118  {  
119      gpgme_key_t key;  /* check if the default key from the gpg.conf file is available in the
120      gpgme_error_t err = GPG_ERR_NO_ERROR;     keyring. if not, bail out because encryption won't work properly then. */
121      char * defkey;  static int
122    check_default_key (gpg_keycache_t kc)
123      defkey = get_gnupg_default_key ();  {
124      if (defkey)      gpgme_key_t key;
125          err = gpg_keycache_find_key (kc, defkey, 0, &key);      gpgme_error_t err = GPG_ERR_NO_ERROR;
126      free_if_alloc (defkey);      char * defkey;
127      return err? -1 : 0;  
128  }      defkey = get_gnupg_default_key ();
129        if (defkey)
130            err = gpg_keycache_find_key (kc, defkey, 0, &key);
131  /* Return the WinPT program file name (with full pathname). */      free_if_alloc (defkey);
132  static const char *      return err? -1 : 0;
133  get_prog_part (const char * fname, int use_cwd)  }
134  {  
135      static char program[512];  
136      char currdir[256];  /* Return the WinPT program file name (with full pathname). */
137      char *cmd = NULL;  static const char *
138      int j;  get_prog_part (const char * fname, int use_cwd)
139            {
140      memset (currdir, 0, DIM (currdir));      static char program[512];
141      memset (program, 0, DIM (program));      char currdir[256];
142                char *cmd = NULL;
143      if (use_cwd) {      int j;
144          GetCurrentDirectory (DIM (currdir)-1, currdir);          
145          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      memset (currdir, 0, DIM (currdir));
146      }      memset (program, 0, DIM (program));
147      else {          
148          cmd = GetCommandLine ();      if (use_cwd) {
149          if (cmd == NULL)          GetCurrentDirectory (DIM (currdir)-1, currdir);
150              return NULL;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
151          strncpy (currdir, cmd, sizeof (currdir)-1);      }
152          j = strlen (currdir);      else {
153          while (j--) {          cmd = GetCommandLine ();
154              if (currdir[j] == '\\')          if (cmd == NULL)
155                  break;              return NULL;
156          }          strncpy (currdir, cmd, sizeof (currdir)-1);
157          currdir[j] = 0;          j = strlen (currdir);
158          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);          while (j--) {
159      }              if (currdir[j] == '\\')
160      return program;                  break;
161  }          }
162            currdir[j] = 0;
163            _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
164  /* Check that the underlying crypto engine fullfills the minimal      }
165     requirements so all commands work properly. */      return program;
166  static int  }
167  check_crypto_engine (void)  
168  {  
169      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */  /* Check that the underlying crypto engine fullfills the minimal
170      int rc;     requirements so all commands work properly. */
171    static int
172      rc = check_gnupg_engine (&ma, &mi, &pa);  check_crypto_engine (void)
173      if (rc == -1) {  {
174          msg_box (NULL, _("Could not read GnuPG version."),      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
175                   _("WinPT Error"), MB_ERR);      int rc;
176          return rc;  
177      }      rc = check_gnupg_engine (&ma, &mi, &pa);
178      else if (rc) {      if (rc == -1) {
179          log_box (_("WinPT Error"), MB_ERR,          msg_box (NULL, _("Could not read GnuPG version."),
180                   _("Sorry, you need a newer GPG version.\n"                   _("WinPT Error"), MB_ERR);
181                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),          return rc;
182                     ma, mi, pa);      }
183          return rc;      else if (rc) {
184      }          log_box (_("WinPT Error"), MB_ERR,
185      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */                   _("Sorry, you need a newer GPG version.\n"
186      if (ma >= 1 && mi >= 4)                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
187          scard_support = 1;                     ma, mi, pa);
188            return rc;
189      gpgver[0] = ma;      }
190      gpgver[1] = mi;      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
191      gpgver[2] = pa;      if (ma >= 1 && mi >= 4)
192      return rc;          scard_support = 1;
193  }  
194        gpgver[0] = ma;
195        gpgver[1] = mi;
196  /* Try to load the keyserver config file. If @quiet is 1      gpgver[2] = pa;
197     do not show any errors. */      return rc;
198  static int  }
199  load_keyserver_conf (int quiet)  
200  {  
201      const char * t;  /* Try to load the keyserver config file. If @quiet is 1
202      int rc;     do not show any errors. */
203    static int
204      if (reg_prefs.kserv_conf)  load_keyserver_conf (int quiet)
205          t = reg_prefs.kserv_conf;  {
206      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))      const char * t;
207          t = get_prog_part ("keyserver.conf", 0);      int rc;
208      else  
209          t = "keyserver.conf";      if (reg_prefs.kserv_conf)
210      rc = kserver_load_conf (t);          t = reg_prefs.kserv_conf;
211      if (rc && !quiet)      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
212          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);          t = get_prog_part ("keyserver.conf", 0);
213      return rc;      else
214  }          t = "keyserver.conf";
215        rc = kserver_load_conf (t);
216        if (rc && !quiet)
217  /* Enable the mobility mode. */          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
218  static void      return rc;
219  enable_mobile_mode (void)  }
220  {  
221      memset (&reg_prefs, 0, sizeof (reg_prefs));  
222      reg_prefs.always_trust = 0;  /* Enable the mobility mode. */
223      reg_prefs.auto_backup = 0;  static void
224      reg_prefs.cache_time = 0;  enable_mobile_mode (void)
225      reg_prefs.expert = 0;  {
226      reg_prefs.keylist_mode = 1;      memset (&reg_prefs, 0, sizeof (reg_prefs));
227      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");      reg_prefs.always_trust = 0;
228      reg_prefs.no_zip_mmedia = 1;      reg_prefs.auto_backup = 0;
229      reg_prefs.use_tmpfiles = 1;      reg_prefs.cache_time = 0;
230      reg_prefs.word_wrap = 80;      reg_prefs.expert = 0;
231      reg_prefs.use_viewer = 0; /* XXX */      reg_prefs.keylist_mode = 1;
232  }      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
233        reg_prefs.no_zip_mmedia = 1;
234  char* multi_gnupg_path (void);      reg_prefs.use_tmpfiles = 1;
235        reg_prefs.word_wrap = 80;
236  /* Main entry point. */      reg_prefs.use_viewer = 0; /* XXX */
237  int WINAPI  }
238  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)  
239  {  char* multi_gnupg_path (void);
240      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};  
241      HACCEL accel_tab;  /* Main entry point. */
242      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;  int WINAPI
243      int first_start = 0, start_gpgprefs = 0;  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
244      int winpt_inst_found = 0;  {
245      const char *s;      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
246      MSG msg;      HACCEL accel_tab;
247      HWND hwnd = NULL;      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;
248        int first_start = 0, start_gpgprefs = 0;
249      glob_hinst = hinst;      int winpt_inst_found = 0;
250        const char *s;
251      #ifdef _DEBUG      MSG msg;
252      gpg_set_debug_mode (1);      HWND hwnd = NULL;
253      debug = 1;  
254      #endif      glob_hinst = hinst;
255    
256      s = PTD_get_version ();      #ifdef _DEBUG
257      if (strcmp (s, MIN_PTD_VER)) {      gpg_set_debug_mode (1);
258          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      debug = 1;
259                   _("Please update your PTD.dll to the newest version, "      #endif
260                     "the version (%s) you use is too old."), s);  
261          return 0;      s = PTD_get_version ();
262      }      if (strcmp (s, MIN_PTD_VER)) {
263            log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,
264      if (gpg_md_selftest ()) {                   _("Please update your PTD.dll to the newest version, "
265          msg_box (NULL, _("Cryptographic selftest failed."),                     "the version (%s) you use is too old."), s);
266                   _("WinPT Error"), MB_ERR);          return 0;
267          return 0;      }
268      }  
269        if (gpg_md_selftest ()) {
270      s = gpgme_check_version (MIN_GPGME_VER);          msg_box (NULL, _("Cryptographic selftest failed."),
271      if (!s || !*s) {                   _("WinPT Error"), MB_ERR);
272          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),          return 0;
273                   _("WinPT Error"), MB_ERR);      }
274          return 0;  
275      }      s = gpgme_check_version (MIN_GPGME_VER);
276        if (!s || !*s) {
277      CreateMutex (NULL, TRUE, PGM_NAME);          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
278      if (GetLastError () == ERROR_ALREADY_EXISTS)                   _("WinPT Error"), MB_ERR);
279          winpt_inst_found = 1;          return 0;
280        }
281      if (cmdline && stristr (cmdline, "--mobile")) {  
282          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",      CreateMutex (NULL, TRUE, PGM_NAME);
283                   "WinPT", MB_INFO);      if (GetLastError () == ERROR_ALREADY_EXISTS)
284          mobile = 1;          winpt_inst_found = 1;
285      }  
286        if (cmdline && stristr (cmdline, "--mobile")) {
287      set_default_kserver ();          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
288                     "WinPT", MB_INFO);
289      if (!mobile) {          mobile = 1;
290          regist_inst_gnupg (1);      }
291          regist_inst_winpt (1, &created);  
292      }      set_default_kserver ();
293      else {  
294          enable_mobile_mode ();      if (!mobile) {
295          /* XXX: ask for GPG path */          regist_inst_gnupg (1);
296          created = 1; /* Disable registry writing */          regist_inst_winpt (1, &created);
297      }      }
298        else {
299      if (!created) {          enable_mobile_mode ();
300          memset (&reg_prefs, 0, sizeof (reg_prefs));          /* XXX: ask for GPG path */
301          reg_prefs.use_tmpfiles = 1; /* default */          created = 1; /* Disable registry writing */
302          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */      }
303          get_reg_winpt_prefs (&reg_prefs);  
304          if (!reg_prefs.no_hotkeys)      if (!created) {
305              hotkeys_modify ();          memset (&reg_prefs, 0, sizeof (reg_prefs));
306      }          reg_prefs.use_tmpfiles = 1; /* default */
307            reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
308      rc = gnupg_check_homedir ();          get_reg_winpt_prefs (&reg_prefs);
309      if (rc) {          if (!reg_prefs.no_hotkeys)
310          log_box (_("WinPT Error"), MB_ERR,              hotkeys_modify ();
311                   _("GPG home directory is not set correctly.\n"      }
312                     "Please check the GPG registry settings:\n%s."),  
313                   winpt_strerror (rc));      rc = gnupg_check_homedir ();
314          const char * s = get_fileopen_dlg (GetActiveWindow (),      if (rc) {
315                                             _("Select GPG Public Keyring"),          log_box (_("WinPT Error"), MB_ERR,
316                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),                   _("GPG home directory is not set correctly.\n"
317                                             NULL);                     "Please check the GPG registry settings:\n%s."),
318          if (s != NULL) {                   winpt_strerror (rc));
319              size_t n;          const char * s = get_fileopen_dlg (GetActiveWindow (),
320              char * p = strrchr (s, '\\');                                             _("Select GPG Public Keyring"),
321              if (!p)                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
322                  BUG (0);                                             NULL);
323              n = p - s;          if (s != NULL) {
324              if (n) {              size_t n;
325                  char * file = new char[n+1];              char * p = strrchr (s, '\\');
326                  if (!file)              if (!p)
327                      BUG (NULL);                  BUG (0);
328                  memset (file, 0, n);              n = p - s;
329                  memcpy (file, s, n);              if (n) {
330                  file[n] = '\0';                          char * file = new char[n+1];
331                  set_reg_entry_gpg ("HomeDir", file);                  if (!file)
332                  free_if_alloc (file);                      BUG (NULL);
333                  gnupg_check_homedir (); /* change gpgProgram if needed */                  memset (file, 0, n);
334              }                  memcpy (file, s, n);
335          }                  file[n] = '\0';        
336          else {                  set_reg_entry_gpg ("HomeDir", file);
337              msg_box (NULL, _("GPG home directory could not be determited."),                  free_if_alloc (file);
338                       _("WinPT Error"), MB_ERR);                  gnupg_check_homedir (); /* change gpgProgram if needed */
339              goto start;              }
340          }          }
341      }          else {
342                msg_box (NULL, _("GPG home directory could not be determited."),
343      rc = check_gnupg_prog ();                       _("WinPT Error"), MB_ERR);
344      if (rc) {              goto start;
345          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          }
346                               "Do you want to start the GPG preferences to "      }
347                               "correct  this problem?"), _("WinPT Error"),  
348                               MB_INFO|MB_YESNO) == IDYES)      rc = check_gnupg_prog ();
349              start_gpgprefs = 1;      if (rc) {
350          else          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      rc = gnupg_access_files ();              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
358      if (!start_gpgprefs && rc) {              return 0;
359          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {          }
360              ec = msg_box (NULL,      }
361                  _("Could not access and/or find the public and secret keyring.\n"  
362                    "If this is an accident, quit the program and fix it.\n\n"      rc = gnupg_access_files ();
363                    "Continue if you want that WinPT offers you more choices.\n"),      if (!start_gpgprefs && rc) {
364                    "WinPT", MB_INFO|MB_YESNO);          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
365              if (ec == IDYES)              ec = msg_box (NULL,
366                  first_start = 1;                  _("Could not access and/or find the public and secret keyring.\n"
367          }                    "If this is an accident, quit the program and fix it.\n\n"
368          if (!first_start) {                    "Continue if you want that WinPT offers you more choices.\n"),
369              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                    "WinPT", MB_INFO|MB_YESNO);
370              return 0;              if (ec == IDYES)
371          }                  first_start = 1;
372      }          }
373            if (!first_start) {
374      if (!first_start) {              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
375          rc = gpg_check_permissions (1);              return 0;
376          if (rc && rc == 2)          }
377              gpg_read_only = 1;      }
378          else if (rc)  
379              return 0;      if (!first_start) {
380      }          rc = gpg_check_permissions (1);
381            if (rc && rc == 2)
382      load_gettext (winpt_inst_found);              gpg_read_only = 1;
383      init_gnupg_table ();          else if (rc)
384                return 0;
385      nfiles = fm_parse_command_line (cmdline);      }
386      if (nfiles > 0) {  
387          free_gnupg_table ();      load_gettext (winpt_inst_found);
388          return 0;      init_gnupg_table ();
389      }  
390        nfiles = fm_parse_command_line (cmdline);
391      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      if (nfiles > 0) {
392          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,          free_gnupg_table ();
393                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,          return 0;
394                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);      }
395          free_gnupg_table ();  
396          return 0;      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
397      }          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
398                                GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
399      load_keyserver_conf (cmdline? 1 : 0);                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
400            free_gnupg_table ();
401      if (cmdline && (stristr (cmdline, "--keymanager")          return 0;
402                  || stristr (cmdline, "--cardmanager"))) {      }
403          update_keycache (GetDesktopWindow ());  
404          if (stristr (cmdline, "keymanager"))      load_keyserver_conf (cmdline? 1 : 0);
405              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,  
406                              GetDesktopWindow(), keymanager_dlg_proc, NULL,      if (cmdline && (stristr (cmdline, "--keymanager")
407                              _("Key Manager"), IDS_WINPT_KEYMISC);                    || stristr (cmdline, "--cardmanager"))) {
408          else {          update_keycache (GetDesktopWindow ());
409              gpg_card_t crd = gpg_card_load ();          if (stristr (cmdline, "keymanager"))
410              if (crd)              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
411                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
412                                    GetDesktopWindow(), card_edit_dlg_proc,                              _("Key Manager"), IDS_WINPT_KEYMISC);  
413                                    (LPARAM)crd, _("Card Manager"),          else {
414                                    IDS_WINPT_CARD_EDIT);              gpg_card_t crd = gpg_card_load ();
415              gpg_card_release (crd);              if (crd)
416          }                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
417          keycache_release (0);                                    GetDesktopWindow(), card_edit_dlg_proc,
418          free_gnupg_table ();                                    (LPARAM)crd, _("Card Manager"),
419          return 0;                                    IDS_WINPT_CARD_EDIT);
420      }              gpg_card_release (crd);
421            }
422      /* If we found another WinPT instance, just quit to avoid it          keycache_release (0);
423         will be executed twice. */          free_gnupg_table ();
424      if (winpt_inst_found) {          return 0;
425          log_debug ("%s", "WinMain: WinPT is already running.");      }
426          free_gnupg_table ();  
427          return 0;      /* If we found another WinPT instance, just quit to avoid it
428      }         will be executed twice. */
429        if (winpt_inst_found) {
430      if (cmdline) {          log_debug ("%s", "WinMain: WinPT is already running.");
431          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {          free_gnupg_table ();
432              gpg_set_debug_mode (1);          return 0;
433              winpt_debug_msg ();      }
434              debug = 1;  
435          }      if (cmdline) {
436      }          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
437                gpg_set_debug_mode (1);
438      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));              winpt_debug_msg ();
439      rc = RegisterClass (&wc);              debug = 1;
440      if (rc == FALSE) {          }
441          msg_box (NULL, _("Could not register window class"),      }
442                   _("WinPT Error"), MB_ERR);  
443          free_gnupg_table ();      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
444          return 0;      rc = RegisterClass (&wc);
445      }      if (rc == FALSE) {
446            msg_box (NULL, _("Could not register window class"),
447      hwnd = CreateWindow (PGM_NAME,                   _("WinPT Error"), MB_ERR);
448                           PGM_NAME,          free_gnupg_table ();
449                           0, 0, 0, 0, 0,          return 0;
450                           NULL,      }
451                           NULL,  
452                           hinst,      hwnd = CreateWindow (PGM_NAME,
453                           NULL);                           PGM_NAME,
454      if (hwnd == NULL) {                           0, 0, 0, 0, 0,
455          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);                           NULL,
456          free_gnupg_table ();                           NULL,
457          return 0;                           hinst,
458      }                           NULL);
459      glob_hwnd = hwnd;      if (hwnd == NULL) {
460      UpdateWindow (hwnd);          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
461            free_gnupg_table ();
462      if (!first_start && !start_gpgprefs) {          return 0;
463          gnupg_backup_options ();              }
464          rc = check_crypto_engine ();      glob_hwnd = hwnd;
465          if (rc) {      UpdateWindow (hwnd);
466              DestroyWindow (hwnd);  
467              free_gnupg_table ();      if (!first_start && !start_gpgprefs) {
468              return 0;          gnupg_backup_options ();        
469          }          rc = check_crypto_engine ();
470      }          if (rc) {
471                    DestroyWindow (hwnd);
472      if (start_gpgprefs) {              free_gnupg_table ();
473          char *ring;              return 0;
474          size_t size = 0;          }
475          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,      }
476                          gpgprefs_dlg_proc, NULL);      
477          ring = get_gnupg_keyring (0, !NO_STRICT);      if (start_gpgprefs) {
478          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)          char *ring;
479              first_start = 1; /* The keyring is empty! */          size_t size = 0;
480          free_if_alloc (ring);          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
481      }                          gpgprefs_dlg_proc, NULL);
482            ring = get_gnupg_keyring (0, !NO_STRICT);
483      if (first_start) {          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
484          struct first_start_s fs;              first_start = 1; /* The keyring is empty! */
485          struct genkey_s c;          free_if_alloc (ring);
486          HWND h;      }
487  start:  
488          h = GetDesktopWindow ();      if (first_start) {
489          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,          struct first_start_s fs;
490                              gpgprefs_dlg_proc, NULL);          struct genkey_s c;
491          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,          HWND h;
492                          first_run_dlg_proc, (LPARAM)&fs);  start:
493          switch (fs.choice) {          h = GetDesktopWindow ();
494          case SETUP_KEYGEN:          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
495              c.interactive = 1;                              gpgprefs_dlg_proc, NULL);
496              c.first_start = 1;          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
497              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,                          first_run_dlg_proc, (LPARAM)&fs);
498                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);          switch (fs.choice) {
499              if (!rc)          case SETUP_KEYGEN:
500                  goto start;              c.interactive = 1;
501              break;              c.first_start = 1;
502                rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
503          case SETUP_IMPORT:                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
504              rc = gnupg_copy_keyrings ();              if (!rc)
505              if (rc) {                  goto start;
506                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              break;
507                  goto start;  
508              }          case SETUP_IMPORT:
509              break;              rc = gnupg_copy_keyrings ();
510                if (rc) {
511          case -1:                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
512              DestroyWindow (hwnd);                  goto start;
513              free_gnupg_table ();              }
514              return 0;              break;
515          }  
516          update_keycache (hwnd);          case -1:
517          check_crypto_engine ();              DestroyWindow (hwnd);
518      }              free_gnupg_table ();
519      else {              return 0;
520          gpg_keycache_t c;          }
521          update_keycache (hwnd);          update_keycache (hwnd);
522          c = keycache_get_ctx (1);          check_crypto_engine ();
523          if (!c || !gpg_keycache_get_size (c)) {      }
524              gnupg_display_error ();      else {
525              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"          gpg_keycache_t c;
526                               "Please check your GPG config (keyrings, pathes...)"),          update_keycache (hwnd);
527                               _("WinPT Error"), MB_ERR);          c = keycache_get_ctx (1);
528              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"          if (!c || !gpg_keycache_get_size (c)) {
529                                    "Do you want to start the GPG preferences dialog?"),              gnupg_display_error ();
530                              "WinPT", MB_INFO|MB_YESNO);              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
531              if (ec == IDYES) {                               "Please check your GPG config (keyrings, pathes...)"),
532                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                               _("WinPT Error"), MB_ERR);
533                                  gpgprefs_dlg_proc, NULL);              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
534                  update_keycache (hwnd);                                    "Do you want to start the GPG preferences dialog?"),
535              }                              "WinPT", MB_INFO|MB_YESNO);
536              else {              if (ec == IDYES) {
537                  DestroyWindow (hwnd);                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
538                  free_gnupg_table ();                                  gpgprefs_dlg_proc, NULL);
539                  return 0;                  update_keycache (hwnd);
540              }              }
541          }              else {
542          if (check_default_key (c)) {                  DestroyWindow (hwnd);
543              char * p = get_gnupg_default_key ();                  free_gnupg_table ();
544              log_box (_("WinPT Error"), MB_ERR,                  return 0;
545                       _("Default key from the GPG options file could not be found.\n"              }
546                         "Please check your gpg.conf (options) to correct this:\n\n"          }
547                         "%s: public key not found."), p? p : "[null]");          if (check_default_key (c)) {
548              free_if_alloc (p);              char * p = get_gnupg_default_key ();
549              DestroyWindow (hwnd);              log_box (_("WinPT Error"), MB_ERR,
550              free_gnupg_table ();                       _("Default key from the GPG options file could not be found.\n"
551              return 0;                         "Please check your gpg.conf (options) to correct this:\n\n"
552          }                         "%s: public key not found."), p? p : "[null]");
553          if (count_insecure_elgkeys ())              free_if_alloc (p);
554              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              DestroyWindow (hwnd);
555                              elgamal_warn_dlg_proc, NULL);              free_gnupg_table ();
556      }              return 0;
557            }
558      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);          if (count_insecure_elgkeys ())
559      keyring_check_last_access (); /* init */              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
560      while (GetMessage (&msg, hwnd, 0, 0)) {                              elgamal_warn_dlg_proc, NULL);
561          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {      }
562              TranslateMessage (&msg);  
563              DispatchMessage (&msg);      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      return 0;              TranslateMessage (&msg);
568  }              DispatchMessage (&msg);
569            }
570        }
571            
572        return 0;
573    }
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