/[winpt]/trunk/Src/WinPT.cpp
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revision 16 by twoaday, Mon May 9 08:54:21 2005 UTC revision 47 by werner, Mon Oct 31 14:04:59 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 "wptNLS.h"
37  HINSTANCE glob_hinst; /* global instance for the dialogs */  #include "wptKeyserver.h"
38  HWND glob_hwnd; /* global window handle for the dialogs */  #include "wptCard.h"
39  HWND activ_hwnd;  #include "wptFileManager.h"
40  LOCK mo_file;  #include "wptContext.h"
41  int scard_support = 0;  #include "wptCardEdit.h"
42  int debug = 0;  
43  int mobile = 0;  
44  int gpg_read_only = 0;  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
45  char gpgver[3];  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
46    #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
47  /* Internal IPC */  
48  int start_keymanager = 0;  
49    HINSTANCE glob_hinst;   /* global instance for the dialogs */
50  static void  HWND glob_hwnd;         /* global window handle for the dialogs */
51  update_keycache (HWND hwnd)  HWND activ_hwnd;
52  {  LOCK mo_file;
53      refresh_cache_s rcs = {0};  int scard_support = 0;
54      rcs.kr_reload = 0;  int debug = 0;
55      rcs.kr_update = 1;  int mobile = 0;
56      rcs.tr_update = 1;  int gpg_read_only = 0;
57      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  char gpgver[3];
58                      keycache_dlg_proc, (LPARAM)&rcs);  
59  } /* update_keycache */  
60    /* Load the key cache and rebuild the signature cache. */
61    static void
62  static char *  update_keycache (HWND hwnd)
63  get_gettext_lang (void)  {
64  {          refresh_cache_s rcs = {0};
65      char * fname;      rcs.kr_reload = 0;
66      fname = get_reg_entry_mo ();      rcs.kr_update = 1;
67      if (!fname)      rcs.tr_update = 1;
68          return NULL;      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
69      return fname;                      keycache_dlg_proc, (LPARAM)&rcs);
70  } /* get_gettext_lang */  }
71    
72    
73  static void  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
74  load_gettext (void)  void
75  {  gpg_set_debug_mode (int val)
76      char * nls = NULL;  {      
77      char * file = NULL;      if (val)
78            putenv ("GPGME_DEBUG=5:gpgme.dbg");
79      nls = get_gettext_lang ();      else
80      if (nls) {          putenv ("GPGME_DEBUG=");
81          set_gettext_file ("winpt", nls);  }
82          file = make_filename (nls, "winpt", "mo");  
83          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {  
84              msg_box (NULL, _("Could not initizalize file lock.\n"  /* Return the name of the gettext language file. */
85                               "Native Language Support"),  static char*
86                       _("WinPT Error"), MB_ERR);  get_gettext_lang (void)
87          }  {    
88          free_if_alloc (nls);      char *fname;
89          free_if_alloc (file);      fname = get_reg_entry_mo ();
90      }      if (!fname)
91  } /* load_gettext */          return NULL;
92        return fname;
93    }
94  /* check if the default key from the gpg.conf file is available in the  
95     keyring. if not, bail out because encryption won't work properly then. */  
96  static int  /* Initialize the gettext sub system. */
97  check_default_key (gpgme_keycache_t kc)  static void
98  {  load_gettext (int prev_inst)
99      gpgme_key_t key;  {
100      gpgme_error_t err = GPGME_No_Error;      char *nls = NULL;
101      char * defkey;      char *file = NULL;
102    
103      defkey = get_gnupg_default_key ();      nls = get_gettext_lang ();
104      if (defkey)      if (nls) {
105          err = gpgme_keycache_find_key (kc, defkey, 0, &key);          set_gettext_file ("winpt", nls);
106      free_if_alloc (defkey);          file = make_filename (nls, "winpt", "mo");
107      return err? -1 : 0;          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
108  } /* check_default_key */              if (!prev_inst)
109                    msg_box (NULL, _("Could not initizalize file lock.\n"
110                                     "Native Language Support"),
111  /* Return the WinPT program file name (with full pathname). */                           _("WinPT Error"), MB_ERR);
112  static const char *          }
113  get_prog_part (const char * fname, int use_cwd)          free_if_alloc (nls);
114  {          free_if_alloc (file);
115      static char program[1024];      }
116      char currdir[256], * cmd = NULL;  }
117      int j;  
118            
119      memset (currdir, 0, DIM (currdir));  /* check if the default key from the gpg.conf file is available in the
120      memset (program, 0, DIM (program));     keyring. if not, bail out because encryption won't work properly then. */
121            static int
122      if (use_cwd) {  check_default_key (gpg_keycache_t kc)
123          GetCurrentDirectory (DIM (currdir)-1, currdir);  {
124          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      gpgme_key_t key;
125      }      gpgme_error_t err = GPG_ERR_NO_ERROR;
126      else {      char * defkey;
127          cmd = GetCommandLine ();  
128          if (cmd == NULL)      defkey = get_gnupg_default_key ();
129              return NULL;      if (defkey)
130          strncpy (currdir, cmd, 255);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
131          j = strlen (currdir);      free_if_alloc (defkey);
132          while (j--) {      return err? -1 : 0;
133              if (currdir[j] == '\\')  }
134                  break;            
135          }  
136          currdir[j] = 0;  /* Return the WinPT program file name (with full pathname). */
137          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  static const char *
138      }  get_prog_part (const char * fname, int use_cwd)
139      return program;  {
140  } /* get_prog_part */      static char program[512];
141        char currdir[256];
142        char *cmd = NULL;
143  static int      int j;
144  check_crypto_engine (void)          
145  {      memset (currdir, 0, DIM (currdir));
146      int ma=1, mi=2, pa=4; /* GPG 1.2.4 */      memset (program, 0, DIM (program));
147      int rc;          
148        if (use_cwd) {
149      rc = check_gnupg_engine (&ma, &mi, &pa);          GetCurrentDirectory (DIM (currdir)-1, currdir);
150      if (rc == -1) {          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
151          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);      }
152          return rc;      else {
153      }          cmd = GetCommandLine ();
154      else if (rc) {          if (cmd == NULL)
155          log_box (_("WinPT Error"), MB_ERR,              return NULL;
156                   _("Sorry, you need a newer GPG version.\n"          strncpy (currdir, cmd, sizeof (currdir)-1);
157                     "GPG version %d.%d.%d requred GPG version 1.2.4"),          j = strlen (currdir);
158                     ma, mi, pa);          while (j--) {
159          return rc;              if (currdir[j] == '\\')
160      }                  break;
161      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */          }
162      if (ma >= 1 && mi >= 4)          currdir[j] = 0;
163          scard_support = 1;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
164        }
165      gpgver[0] = ma;      return program;
166      gpgver[1] = mi;  }
167      gpgver[2] = pa;  
168      return rc;  
169  } /* check_crypto_engine */  /* Check that the underlying crypto engine fullfills the minimal
170       requirements so all commands work properly. */
171    static int
172  static int  check_crypto_engine (void)
173  load_keyserver_conf (int quiet)  {
174  {      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
175      const char * t;      int rc;
176      int rc;  
177        rc = check_gnupg_engine (&ma, &mi, &pa);
178      if (reg_prefs.kserv_conf)      if (rc == -1) {
179          t = reg_prefs.kserv_conf;          msg_box (NULL, _("Could not read GnuPG version."),
180      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))                   _("WinPT Error"), MB_ERR);
181          t = get_prog_part ("keyserver.conf", 0);          return rc;
182      else      }
183          t = "keyserver.conf";      else if (rc) {
184      rc = kserver_load_conf (t);          log_box (_("WinPT Error"), MB_ERR,
185      if (rc && !quiet)                   _("Sorry, you need a newer GPG version.\n"
186          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
187      return rc;                     ma, mi, pa);
188  }          return rc;
189        }
190        /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
191  static void      if (ma >= 1 && mi >= 4)
192  enable_mobile_mode (void)          scard_support = 1;
193  {  
194      memset (&reg_prefs, 0, sizeof (reg_prefs));      gpgver[0] = ma;
195      reg_prefs.always_trust = 0;      gpgver[1] = mi;
196      reg_prefs.auto_backup = 0;      gpgver[2] = pa;
197      reg_prefs.cache_time = 0;      return rc;
198      reg_prefs.expert = 0;  }
199      reg_prefs.keylist_mode = 1;  
200      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");  
201      reg_prefs.no_zip_mmedia = 1;  /* Try to load the keyserver config file. If @quiet is 1
202      reg_prefs.use_tmpfiles = 1;     do not show any errors. */
203      reg_prefs.word_wrap = 80;  static int
204      reg_prefs.use_viewer = 0; /* XXX */  load_keyserver_conf (int quiet)
205  }  {
206        const char * t;
207  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);      int rc;
208    
209  int WINAPI      if (reg_prefs.kserv_conf)
210  #ifndef WINPT_IPC          t = reg_prefs.kserv_conf;
211  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
212  #else          t = get_prog_part ("keyserver.conf", 0);
213  win_main (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)      else
214  #endif          t = "keyserver.conf";
215  {      rc = kserver_load_conf (t);
216      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};      if (rc && !quiet)
217      HACCEL accel_tab;          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
218      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;      return rc;
219      int first_start = 0, start_gpgprefs = 0;  }
220      const char * s;  
221      MSG msg;  
222      HWND hwnd;  /* Enable the mobility mode. */
223    static void
224      glob_hinst = hinst;  enable_mobile_mode (void)
225        {
226      gpgme_lib_init ();      memset (&reg_prefs, 0, sizeof (reg_prefs));
227      #ifdef _DEBUG      reg_prefs.always_trust = 0;
228      gpgme_set_debug_mode (1);      reg_prefs.auto_backup = 0;
229      #endif      reg_prefs.cache_time = 0;
230      gpgme_set_pgm_string ("WinPT "PGM_VERSION);      reg_prefs.expert = 0;
231        reg_prefs.keylist_mode = 1;
232      s = PTD_get_version ();      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
233      if (strcmp (s, "0.8.0")) {      reg_prefs.no_zip_mmedia = 1;
234          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      reg_prefs.use_tmpfiles = 1;
235                   _("Please update your PTD.dll to the newest version, "      reg_prefs.word_wrap = 80;
236                     "the version (%s) you use is too old."), s);      reg_prefs.use_viewer = 0; /* XXX */
237          return 0;  }
238      }  
239    char* multi_gnupg_path (void);
240      if (gpg_md_selftest ()) {  
241          msg_box (NULL, _("Cryptographic selftest failed."),  const char * fm_get_file_type (const char *fname, int *r_type);
242                   _("WinPT Error"), MB_ERR);  
243          return 0;  /* Main entry point. */
244      }  int WINAPI
245    WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
246      if (cmdline && stristr (cmdline, "--mobile")) {  {
247          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!", "WinPT", MB_INFO);      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
248          mobile = 1;      HACCEL accel_tab;
249      }      int rc, ec, created = 0, nfiles = 0;
250        int first_start = 0, start_gpgprefs = 0;
251      set_default_kserver ();      int winpt_inst_found = 0;
252        const char *s;
253      if (!mobile) {      MSG msg;
254          regist_inst_gnupg (1);      HWND hwnd = NULL;
255          regist_inst_winpt (1, &created);  
256      }      glob_hinst = hinst;
257      else {  
258          enable_mobile_mode ();      #ifdef _DEBUG
259          /* XXX: ask for GPG path */      gpg_set_debug_mode (1);
260          created = 1; /* Disable registry writing */      debug = 1;
261      }      #endif
262    
263      if (!created) {      s = PTD_get_version ();
264          memset (&reg_prefs, 0, sizeof (reg_prefs));      if (strcmp (s, MIN_PTD_VER)) {
265          reg_prefs.use_tmpfiles = 1; /* default */          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,
266          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */                   _("Please update your PTD.dll to the newest version, "
267          get_reg_winpt_prefs (&reg_prefs);                     "the version (%s) you use is too old."), s);
268          if (!reg_prefs.no_hotkeys)          return 0;
269              hotkeys_modify ();      }
270      }  
271        if (gpg_md_selftest ()) {
272      rc = gnupg_check_homedir ();          msg_box (NULL, _("Cryptographic selftest failed."),
273      if (rc) {                   _("WinPT Error"), MB_ERR);
274          log_box (_("WinPT Error"), MB_ERR,          return 0;
275                   _("GPG home directory is not set correctly.\n"      }
276                     "Please check the GPG registry settings:\n%s."),  
277                   winpt_strerror (rc));      s = gpgme_check_version (MIN_GPGME_VER);
278          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,      if (!s || !*s) {
279                                             _("Select GPG Public Keyring"),          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
280                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),                   _("WinPT Error"), MB_ERR);
281                                             NULL);          return 0;
282          if (s && !file_exist_check (s))      }
283          {  
284              size_t n;      CreateMutex (NULL, TRUE, PGM_NAME);
285              char * p = strrchr (s, '\\');      if (GetLastError () == ERROR_ALREADY_EXISTS)
286              if (!p)          winpt_inst_found = 1;
287                  BUG (0);  
288              n = p - s;      if (cmdline && stristr (cmdline, "--mobile")) {
289              if (n)          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
290              {                   "WinPT", MB_INFO);
291                  char * file = new char[n+1];          mobile = 1;
292                  if (!file)      }
293                      BUG (NULL);  
294                  memset (file, 0, n);      set_default_kserver ();
295                  memcpy (file, s, n);  
296                  file[n] = '\0';              if (!mobile) {
297                  set_reg_entry_gpg ("HomeDir", file);          regist_inst_gnupg (1);
298                  free_if_alloc (file);          regist_inst_winpt (1, &created);
299                  gnupg_check_homedir (); /* change gpgProgram if needed */      }
300              }      else {
301          }          enable_mobile_mode ();
302          else {          /* XXX: ask for GPG path */
303              msg_box (NULL, _("GPG home directory could not be determited."),          created = 1; /* Disable registry writing */
304                       _("WinPT Error"), MB_ERR);      }
305              goto start;  
306          }      if (!created) {
307      }          memset (&reg_prefs, 0, sizeof (reg_prefs));
308            reg_prefs.use_tmpfiles = 1; /* default */
309      rc = check_gnupg_prog ();          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
310      if (rc) {          get_reg_winpt_prefs (&reg_prefs);
311          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          if (!reg_prefs.no_hotkeys)
312                               "Do you want to start the GPG preferences to "              hotkeys_modify ();
313                               "correct  this problem?"), _("WinPT Error"),          gnupg_load_config ();
314                               MB_INFO|MB_YESNO) == IDYES)      }
315              start_gpgprefs = 1;  
316          else      rc = gnupg_check_homedir ();
317          {      if (rc) {
318              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          log_box (_("WinPT Error"), MB_ERR,
319              return 0;                   _("GPG home directory is not set correctly.\n"
320          }                     "Please check the GPG registry settings:\n%s."),
321      }                   winpt_strerror (rc));
322            const char * s = get_fileopen_dlg (GetActiveWindow (),
323      rc = gnupg_access_files ();                                             _("Select GPG Public Keyring"),
324      if (!start_gpgprefs && rc)                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
325      {                                             NULL);
326          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)          if (s != NULL) {
327          {              size_t n;
328              ec = msg_box (NULL,              char * p = strrchr (s, '\\');
329                  _("Could not access and/or find the public and secret keyring.\n"              if (!p)
330                    "If this is an accident, quit the program and fix it.\n\n"                  BUG (0);
331                    "Continue if you want that WinPT offers you more choices.\n"),              n = p - s;
332                    "WinPT", MB_INFO|MB_YESNO);              if (n) {
333              if (ec == IDYES)                  char * file = new char[n+1];
334                  first_start = 1;                  if (!file)
335          }                      BUG (NULL);
336          if (!first_start)                  memset (file, 0, n);
337          {                  memcpy (file, s, n);
338              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                  file[n] = '\0';        
339              return 0;                  set_reg_entry_gpg ("HomeDir", file);
340          }                  free_if_alloc (file);
341      }                  gnupg_check_homedir (); /* change gpgProgram if needed */
342                }
343      if (!first_start)          }
344      {          else {
345          rc = gpg_check_permissions (1);              msg_box (NULL, _("GPG home directory could not be determited."),
346          if (rc && rc == 2)                       _("WinPT Error"), MB_ERR);
347              gpg_read_only = 1;              goto start;
348          else if (rc)          }
349              return 0;      }
350      }  
351        rc = check_gnupg_prog ();
352      load_gettext ();      if (rc) {
353      init_gnupg_table ();          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
354                                 "Do you want to start the GPG preferences to "
355      nfiles = fm_parse_command_line (cmdline);                               "correct  this problem?"), _("WinPT Error"),
356      if (nfiles > 0)                               MB_INFO|MB_YESNO) == IDYES)
357          return 0;              start_gpgprefs = 1;
358            else
359      if (cmdline && stristr (cmdline, "--wipe-freespace")) {          {
360          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
361                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,              return 0;
362                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);          }
363          free_gnupg_table ();      }
364          return 0;  
365      }      rc = gnupg_access_files ();
366        if (!start_gpgprefs && rc) {
367      load_keyserver_conf (cmdline? 1 : 0);          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
368      if (start_keymanager) {              ec = msg_box (NULL,
369          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,                  _("Could not access and/or find the public and secret keyring.\n"
370                              GetDesktopWindow(), keymanager_dlg_proc, NULL,                    "If this is an accident, quit the program and fix it.\n\n"
371                              _("Key Manager"), IDS_WINPT_KEYMISC);                    "Continue if you want that WinPT offers you more choices.\n"),
372          keycache_release ();                    "WinPT", MB_INFO|MB_YESNO);
373          free_gnupg_table ();              if (ec == IDYES)
374          return 0;                  first_start = 1;
375      }          }
376            if (!first_start) {
377      if (cmdline && (stristr (cmdline, "--keymanager")              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
378                  || stristr (cmdline, "--cardmanager"))) {              return 0;
379          update_keycache (GetDesktopWindow ());          }
380          if (stristr (cmdline, "keymanager"))      }
381              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,  
382                              GetDesktopWindow(), keymanager_dlg_proc, NULL,      if (!first_start) {
383                              _("Key Manager"), IDS_WINPT_KEYMISC);            rc = gpg_check_permissions (1);
384          else {          if (rc && rc == 2)
385              gpgme_card_t crd = smartcard_init ();              gpg_read_only = 1;
386              if (crd)          else if (rc)
387                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,              return 0;
388                                    GetDesktopWindow(), card_edit_dlg_proc,      }
389                                    (LPARAM)crd, _("Card Manager"),  
390                                    IDS_WINPT_CARD_EDIT);      load_gettext (winpt_inst_found);
391              gpgme_card_release (crd);      init_gnupg_table ();
392          }  
393          keycache_release ();      nfiles = fm_parse_command_line (cmdline);
394          free_gnupg_table ();      if (nfiles > 0) {
395          return 0;          free_gnupg_table ();
396      }          return 0;
397        }
398      CreateMutex (NULL, TRUE, PGM_NAME);  
399      if (GetLastError () == ERROR_ALREADY_EXISTS) {      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
400          free_gnupg_table ();          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
401          return 0;                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
402      }                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
403            free_gnupg_table ();
404      if (cmdline) {          return 0;
405          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {      }
406              gpgme_set_debug_mode (1);  
407              winpt_debug_msg ();      load_keyserver_conf (cmdline? 1 : 0);
408              debug = 1;  
409          }      if (cmdline && (stristr (cmdline, "--keymanager")
410      }                  || stristr (cmdline, "--cardmanager"))) {
411            update_keycache (GetDesktopWindow ());
412      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));          if (stristr (cmdline, "keymanager"))
413      rc = RegisterClass (&wc);              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
414      if (rc == FALSE) {                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
415          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);                              _("Key Manager"), IDS_WINPT_KEYMISC);  
416          free_gnupg_table ();          else {
417          return 0;              gpg_card_t crd = gpg_card_load ();
418      }              if (crd)
419                    dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
420      hwnd = CreateWindow (PGM_NAME,                                    GetDesktopWindow(), card_edit_dlg_proc,
421                           PGM_NAME,                                    (LPARAM)crd, _("Card Manager"),
422                           0, 0, 0, 0, 0,                                    IDS_WINPT_CARD_EDIT);
423                           NULL,              gpg_card_release (crd);
424                           NULL,          }
425                           hinst,          keycache_release (0);
426                           NULL);          free_gnupg_table ();
427      if (hwnd == NULL) {          return 0;
428          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);      }
429          free_gnupg_table ();  
430          return 0;      /* If we found another WinPT instance, just quit to avoid it
431      }         will be executed twice. */
432      glob_hwnd = hwnd;      if (winpt_inst_found) {
433      UpdateWindow (hwnd);          log_debug ("%s", "WinMain: WinPT is already running.");
434            free_gnupg_table ();
435      if (!first_start && !start_gpgprefs) {          return 0;
436          gnupg_backup_options (1);      }
437          gnupg_backup_options (0);  
438                if (cmdline) {
439          rc = check_crypto_engine ();          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
440          if (rc) {              gpg_set_debug_mode (1);
441              DestroyWindow (hwnd);              winpt_debug_msg ();
442              free_gnupg_table ();              debug = 1;
443              return 0;          }
444          }      }
445      }  
446        wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
447      if (start_gpgprefs)      rc = RegisterClass (&wc);
448      {      if (rc == FALSE) {
449          char *ring;          msg_box (NULL, _("Could not register window class"),
450          size_t size = 0;                   _("WinPT Error"), MB_ERR);
451          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          free_gnupg_table ();
452                          gpgprefs_dlg_proc, NULL);          return 0;
453          ring = get_gnupg_keyring (0, !NO_STRICT);      }
454          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)  
455              first_start = 1; /* The keyring is empty! */      hwnd = CreateWindow (PGM_NAME,
456          free_if_alloc (ring);                           PGM_NAME,
457      }                           0, 0, 0, 0, 0,
458                             NULL,
459      if (first_start) {                           NULL,
460          struct key_wizard_s c, dummy;                           hinst,
461  start:                           NULL);
462          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, hwnd,      if (hwnd == NULL) {
463                          first_run_dlg_proc, (LPARAM)&dummy);          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
464          switch (dummy.interactive)          free_gnupg_table ();
465          {          return 0;
466          case SETUP_KEYGEN:      }
467              c.interactive = 1;      glob_hwnd = hwnd;
468              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,      UpdateWindow (hwnd);
469                                   hwnd, keygen_wizard_dlg_proc, (LPARAM)&c);  
470              if (!rc)      if (!first_start && !start_gpgprefs) {
471                  goto start;          gnupg_backup_options ();        
472              break;          rc = check_crypto_engine ();
473            if (rc) {
474          case SETUP_IMPORT:              DestroyWindow (hwnd);
475              rc = gnupg_copy_keyrings ();              free_gnupg_table ();
476              if (rc) {              return 0;
477                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          }
478                  goto start;      }
479              }      
480              break;      if (start_gpgprefs) {
481            char *ring;
482          case SETUP_EXISTING:          size_t size = 0;
483              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
484                              gpgprefs_dlg_proc, NULL);                          gpgprefs_dlg_proc, 0);
485              break;          ring = get_gnupg_keyring (0, !NO_STRICT);
486            if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
487          case -1:              first_start = 1; /* The keyring is empty! */
488              DestroyWindow (hwnd);          free_if_alloc (ring);
489              free_gnupg_table ();      }
490              return 0;  
491          }      if (first_start) {
492          update_keycache (hwnd);          struct first_start_s fs;
493          check_crypto_engine ();          struct genkey_s c;
494      }          HWND h;
495      else {  start:
496          gpgme_keycache_t c;          h = GetDesktopWindow ();
497          update_keycache (hwnd);          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
498          c = keycache_get_ctx (1);                              gpgprefs_dlg_proc, 0);
499          if (!c || !gpgme_keycache_count (c)) {          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
500              gnupg_display_error ();                          first_run_dlg_proc, (LPARAM)&fs);
501              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"          switch (fs.choice) {
502                               "Please check your GPG config (keyrings, pathes...)"),          case SETUP_KEYGEN:
503                               _("WinPT Error"), MB_ERR);              c.interactive = 1;
504              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"              c.first_start = 1;
505                                    "Do you want to start the GPG preferences dialog?"),              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
506                              "WinPT", MB_INFO|MB_YESNO);                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
507              if (ec == IDYES) {              if (!rc)
508                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                  goto start;
509                                  gpgprefs_dlg_proc, NULL);              break;
510                  update_keycache (hwnd);  
511              }          case SETUP_IMPORT:
512              else {              rc = gnupg_copy_keyrings ();
513                  DestroyWindow (hwnd);              if (rc) {
514                  free_gnupg_table ();                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
515                  return 0;                  goto start;
516              }              }
517          }              break;
518          if (check_default_key (c)) {  
519              char * p = get_gnupg_default_key ();          case -1:
520              log_box (_("WinPT Error"), MB_ERR,              DestroyWindow (hwnd);
521                       _("Default key from the GPG options file could not be found.\n"              free_gnupg_table ();
522                         "Please check your gpg.conf (options) to correct this:\n\n"              return 0;
523                         "%s: public key not found."), p? p : "[null]");          }
524              free_if_alloc (p);          update_keycache (hwnd);
525              DestroyWindow (hwnd);          check_crypto_engine ();
526              free_gnupg_table ();      }
527              return 0;      else {
528          }          gpg_keycache_t c;
529          if (count_insecure_elgkeys ())          update_keycache (hwnd);
530              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,          c = keycache_get_ctx (1);
531                              elgamal_warn_dlg_proc, NULL);          if (!c || !gpg_keycache_get_size (c)) {
532      }              gnupg_display_error ();
533                msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
534      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);                               "Please check your GPG config (keyrings, pathes...)"),
535      keyring_check_last_access (); /* init */                               _("WinPT Error"), MB_ERR);
536      while (GetMessage (&msg, hwnd, 0, 0)) {              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
537          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {                                    "Do you want to start the GPG preferences dialog?"),
538              TranslateMessage (&msg);                              "WinPT", MB_INFO|MB_YESNO);
539              DispatchMessage (&msg);              if (ec == IDYES) {
540          }                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
541      }                                  gpgprefs_dlg_proc, 0);
542                            update_keycache (hwnd);
543      return 0;              }
544  } /* WinMain */              else {
545                    DestroyWindow (hwnd);
546                    free_gnupg_table ();
547                    return 0;
548                }
549            }
550            if (check_default_key (c)) {
551                char * p = get_gnupg_default_key ();
552                log_box (_("WinPT Error"), MB_ERR,
553                         _("Default key from the GPG options file could not be found.\n"
554                           "Please check your gpg.conf (options) to correct this:\n\n"
555                           "%s: public key not found."), p? p : "[null]");
556                free_if_alloc (p);
557                DestroyWindow (hwnd);
558                free_gnupg_table ();
559                return 0;
560            }
561            if (count_insecure_elgkeys ())
562                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
563                                elgamal_warn_dlg_proc, 0);
564        }
565    
566        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
567        keyring_check_last_access (); /* init */
568        while (GetMessage (&msg, hwnd, 0, 0)) {
569            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
570                TranslateMessage (&msg);
571                DispatchMessage (&msg);
572            }
573        }
574            
575        return 0;
576    }
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