/[winpt]/trunk/Src/WinPT.cpp
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revision 5 by twoaday, Mon Mar 7 13:21:36 2005 UTC revision 73 by twoaday, Tue Nov 8 07:15:13 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    #ifdef HAVE_CONFIG_H
21  #include <windows.h>  #include <config.h>
22    #endif
23  #include "../resource.h"  
24  #include "wptTypes.h"  #include <windows.h>
25  #include "wptW32API.h"  
26  #include "wptVersion.h"  #include "resource.h"
27  #include "wptErrors.h"  #include "wptTypes.h"
28  #include "wptGPG.h"  #include "wptW32API.h"
29  #include "wptRegistry.h"  #include "wptVersion.h"
30  #include "wptCommonCtl.h"  #include "wptErrors.h"
31  #include "wptDlgs.h"  #include "wptGPG.h"
32  #include "wptNLS.h"  #include "wptRegistry.h"
33  #include "wptKeyserver.h"  #include "wptCommonCtl.h"
34  #include "wptCard.h"  #include "wptDlgs.h"
35  #include "wptFileManager.h"  #include "wptNLS.h"
36  #include "wptContext.h"  #include "wptKeyserver.h"
37    #include "wptCard.h"
38  HINSTANCE glob_hinst; /* global instance for the dialogs */  #include "wptFileManager.h"
39  HWND glob_hwnd; /* global window handle for the dialogs */  #include "wptContext.h"
40  HWND activ_hwnd;  #include "wptCardEdit.h"
41  LOCK mo_file;  #include "wptCrypto.h"
42  int scard_support = 0;  
43  int debug = 0;  #define MIN_GPG_VER   "1.4.3"   /* Minimal GPG version. */
44  int gpg_read_only = 0;  #define MIN_GPGME_VER "1.2.0"   /* Minimal GPGME version. */
45  char gpgver[3];  
46    
47    HINSTANCE glob_hinst;   /* global instance for the dialogs */
48  static void  HWND glob_hwnd;         /* global window handle for the dialogs */
49  update_keycache (HWND hwnd)  HWND activ_hwnd;
50  {  LOCK mo_file;
51      refresh_cache_s rcs = {0};  int scard_support = 0;
52      rcs.kr_reload = 0;  int debug = 0;
53      rcs.kr_update = 1;  int mobile = 0;
54      rcs.tr_update = 1;  int gpg_read_only = 0;
55      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  char gpgver[3];
56                      keycache_dlg_proc, (LPARAM)&rcs);  
57  } /* update_keycache */  
58    /* Load the key cache and rebuild the signature cache. */
59    static void
60  static char *  update_keycache (HWND hwnd)
61  get_gettext_lang (void)  {
62  {          refresh_cache_s rcs = {0};
63      char * fname;      rcs.kr_reload = 0;
64      fname = get_reg_entry_mo ();      rcs.kr_update = 1;
65      if (!fname)      rcs.tr_update = 1;
66          return NULL;      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
67      return fname;                      keycache_dlg_proc, (LPARAM)&rcs);
68  } /* get_gettext_lang */  }
69    
70    
71  static void  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
72  load_gettext (void)  void
73  {  gpg_set_debug_mode (int val)
74      char * nls = NULL;  {      
75      char * file = NULL;      if (val)
76            putenv ("GPGME_DEBUG=5:gpgme.dbg");
77      nls = get_gettext_lang ();      else
78      if (nls) {          putenv ("GPGME_DEBUG=");
79          set_gettext_file ("winpt", nls);  }
80          file = make_filename (nls, "winpt", "mo");  
81          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {  
82              msg_box (NULL, _("Could not initizalize file lock.\n"  /* Return the name of the gettext language file. */
83                               "Native Language Support"),  static char*
84                       _("WinPT Error"), MB_ERR);  get_gettext_lang (void)
85          }  {    
86          free_if_alloc (nls);      char *fname;
87          free_if_alloc (file);      fname = get_reg_entry_mo ();
88      }      if (!fname)
89  } /* load_gettext */          return NULL;
90        return fname;
91    }
92  /* check if the default key from the gpg.conf file is available in the  
93     keyring. if not, bail out because encryption won't work properly then. */  
94  static int  /* Initialize the gettext sub system. */
95  check_default_key (gpgme_keycache_t kc)  static void
96  {  load_gettext (int prev_inst)
97      gpgme_key_t key;  {
98      gpgme_error_t err = GPGME_No_Error;      char *nls = NULL;
99      char * defkey;      char *file = NULL;
100    
101      defkey = get_gnupg_default_key ();      nls = get_gettext_lang ();
102      if (defkey)      if (nls) {
103          err = gpgme_keycache_find_key (kc, defkey, 0, &key);          set_gettext_file ("winpt", nls);
104      free_if_alloc (defkey);          file = make_filename (nls, "winpt", "mo");
105      return err? -1 : 0;          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
106  } /* check_default_key */              if (!prev_inst)
107                    msg_box (NULL, _("Could not initizalize file lock.\n"
108                                     "Native Language Support"),
109  /* Return the WinPT program file name (with full pathname). */                           _("WinPT Error"), MB_ERR);
110  static const char *          }
111  get_prog_part (const char * fname, int use_cwd)          free_if_alloc (nls);
112  {          free_if_alloc (file);
113      static char program[1024];      }
114      char currdir[256], * cmd = NULL;  }
115      int j;  
116            
117      memset (currdir, 0, DIM (currdir));  /* check if the default key from the gpg.conf file is available in the
118      memset (program, 0, DIM (program));     keyring. if not, bail out because encryption won't work properly then. */
119            static int
120      if (use_cwd) {  check_default_key (gpg_keycache_t kc)
121          GetCurrentDirectory (DIM (currdir)-1, currdir);  {
122          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      gpgme_key_t key;
123      }      gpgme_error_t err = GPG_ERR_NO_ERROR;
124      else {      char * defkey;
125          cmd = GetCommandLine ();  
126          if (cmd == NULL)      defkey = get_gnupg_default_key ();
127              return NULL;      if (defkey)
128          strncpy (currdir, cmd, 255);          err = gpg_keycache_find_key (kc, defkey, 0, &key);
129          j = strlen (currdir);      else
130          while (j--) {          msg_box (NULL, _("No useable secret key found."), _("WinPT Error"), MB_ERR);
131              if (currdir[j] == '\\')      free_if_alloc (defkey);
132                  break;                return err? -1 : 0;
133          }  }
134          currdir[j] = 0;  
135          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  
136      }  /* Return the WinPT program file name (with full pathname). */
137      return program;  static const char *
138  } /* get_prog_part */  get_prog_part (const char * fname, int use_cwd)
139    {
140        static char program[512];
141  static int      char currdir[256];
142  check_crypto_engine (void)      char *cmd = NULL;
143  {      int j;
144      int ma=1, mi=2, pa=4; /* GPG 1.2.4 */          
145      int rc;      memset (currdir, 0, DIM (currdir));
146        memset (program, 0, DIM (program));
147      rc = check_gnupg_engine (&ma, &mi, &pa);          
148      if (rc == -1) {      if (use_cwd) {
149          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);          GetCurrentDirectory (DIM (currdir)-1, currdir);
150          return rc;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
151      }      }
152      else if (rc) {      else {
153          log_box (_("WinPT Error"), MB_ERR,          cmd = GetCommandLine ();
154                   _("Sorry, you need a newer GPG version.\n"          if (cmd == NULL)
155                     "GPG version %d.%d.%d requred GPG version 1.2.4"),              return NULL;
156                     ma, mi, pa);          strncpy (currdir, cmd, sizeof (currdir)-1);
157          return rc;          j = strlen (currdir);
158      }          while (j--) {
159      /* We enable smartcard support for GPG: 1.9.x and >= 1.3.90 */              if (currdir[j] == '\\')
160      if (ma > 1 || mi >= 9 || mi > 3)                  break;
161          scard_support = 1;          }
162            currdir[j] = 0;
163      gpgver[0] = ma;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
164      gpgver[1] = mi;      }
165      gpgver[2] = pa;      return program;
166      return rc;  }
167  } /* check_crypto_engine */  
168    
169    /* Check that the underlying crypto engine fullfills the minimal
170  static int     requirements so all commands work properly. */
171  load_keyserver_conf (int quiet)  static int
172  {  check_crypto_engine (void)
173      const char * t;  {
174      int rc;      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
175        int rc;
176      if (reg_prefs.kserv_conf)  
177          t = reg_prefs.kserv_conf;      rc = check_gnupg_engine (&ma, &mi, &pa);
178      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))      if (rc == -1) {
179          t = get_prog_part ("keyserver.conf", 0);          msg_box (NULL, _("Could not read GnuPG version."),
180      else                   _("WinPT Error"), MB_ERR);
181          t = "keyserver.conf";          return rc;
182      rc = kserver_load_conf (t);      }
183      if (rc && !quiet)      else if (rc) {
184          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);          log_box (_("WinPT Error"), MB_ERR,
185      return rc;                   _("Sorry, you need a newer GPG version.\n"
186  }                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
187                       ma, mi, pa);
188            return rc;
189  int WINAPI      }
190  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
191  {      if ((ma == 1 && mi >= 4) || ma > 1)
192      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};          scard_support = 1;
193      HACCEL accel_tab;  
194      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;      gpgver[0] = ma;
195      int first_start = 0, start_gpgprefs = 0;      gpgver[1] = mi;
196      const char * s;      gpgver[2] = pa;
197      MSG msg;      return rc;
198      HWND hwnd;  }
199    
200      glob_hinst = hinst;  
201        /* Try to load the keyserver config file. If @quiet is 1
202      gpgme_lib_init ();     do not show any errors. */
203      #ifdef _DEBUG  static int
204      gpgme_set_debug_mode (1);  load_keyserver_conf (int quiet)
205      #endif  {
206      gpgme_set_pgm_string ("WinPT "PGM_VERSION);      const char * t;
207        int rc;
208      s = PTD_get_version ();  
209      if (strcmp (s, "0.8.0")) {      if (reg_prefs.kserv_conf)
210          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,          t = reg_prefs.kserv_conf;
211                   _("Please update your PTD.dll to the newest version, "      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
212                     "the version (%s) you use is too old."), s);          t = get_prog_part ("keyserver.conf", 0);
213          return 0;      else
214      }          t = "keyserver.conf";
215        rc = kserver_load_conf (t);
216      if (gpg_md_selftest ()) {      if (rc && !quiet)
217          msg_box (NULL, _("Cryptographic selftest failed."),          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
218                   _("WinPT Error"), MB_ERR);      return rc;
219          return 0;  }
220      }  
221    
222      set_default_kserver ();  /* Enable the mobility mode. */
223      regist_inst_gnupg (1);  static void
224      regist_inst_winpt (1, &created);  enable_mobile_mode (void)
225      if (!created) {  {
226          memset (&reg_prefs, 0, sizeof (reg_prefs));      memset (&reg_prefs, 0, sizeof (reg_prefs));
227          reg_prefs.use_tmpfiles = 1; /* default */      reg_prefs.always_trust = 0;
228          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */      reg_prefs.auto_backup = 0;
229          get_reg_winpt_prefs (&reg_prefs);      reg_prefs.cache_time = 0;
230          if (!reg_prefs.no_hotkeys)      reg_prefs.expert = 0;
231              hotkeys_modify ();      reg_prefs.keylist_mode = 1;
232      }      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
233        reg_prefs.no_zip_mmedia = 1;
234      rc = gnupg_check_homedir ();      reg_prefs.use_tmpfiles = 1;
235      if (rc) {      reg_prefs.word_wrap = 80;
236          log_box (_("WinPT Error"), MB_ERR,      reg_prefs.use_viewer = 0; /* XXX */
237                   _("GPG home directory is not set correctly.\n"  }
238                     "Please check the GPG registry settings:\n%s."),  
239                   winpt_strerror (rc));  char* multi_gnupg_path (void);
240          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,  
241                                             _("Select GPG Public Keyring"),  const char * fm_get_file_type (const char *fname, int *r_type);
242                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),  
243                                             NULL);  /* Main entry point. */
244          if (s && !file_exist_check (s))  int WINAPI
245          {  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
246              size_t n;  {
247              char * p = strrchr (s, '\\');      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
248              if (!p)      HACCEL accel_tab;
249                  BUG (0);      int rc, ec, created = 0, nfiles = 0;
250              n = p - s;      int first_start = 0, start_gpgprefs = 0;
251              if (n)      int winpt_inst_found = 0;
252              {      const char *s;
253                  char * file = new char[n+1];      MSG msg;
254                  if (!file)      HWND hwnd = NULL;
255                      BUG (NULL);  
256                  memset (file, 0, n);      glob_hinst = hinst;
257                  memcpy (file, s, n);  
258                  file[n] = '\0';          #ifdef _DEBUG
259                  set_reg_entry_gpg ("HomeDir", file);      gpg_set_debug_mode (1);
260                  free_if_alloc (file);      debug = 1;
261                  gnupg_check_homedir (); /* change gpgProgram if needed */  #endif
262              }  
263          }      if (gpg_md_selftest ()) {
264          else {          msg_box (NULL, _("Cryptographic selftest failed."),
265              msg_box (NULL, _("GPG home directory could not be determited."),                   _("WinPT Error"), MB_ERR);
266                       _("WinPT Error"), MB_ERR);          return 0;
267              goto start;      }
268          }  
269      }      s = gpgme_check_version (MIN_GPGME_VER);
270        if (!s || !*s) {
271      rc = check_gnupg_prog ();          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
272      if (rc) {                   _("WinPT Error"), MB_ERR);
273          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          return 0;
274                               "Do you want to start the GPG preferences to "      }
275                               "correct  this problem?"), _("WinPT Error"),  
276                               MB_INFO|MB_YESNO) == IDYES)      CreateMutex (NULL, TRUE, PGM_NAME);
277              start_gpgprefs = 1;      if (GetLastError () == ERROR_ALREADY_EXISTS)
278          else          winpt_inst_found = 1;
279          {  
280              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);      if (cmdline && stristr (cmdline, "--mobile")) {
281              return 0;          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
282          }                   "WinPT", MB_INFO);
283      }          mobile = 1;
284        }
285      rc = gnupg_access_files ();  
286      if (!start_gpgprefs && rc)      set_default_kserver ();
287      {  
288          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)      if (!mobile) {
289          {          regist_inst_gnupg (1);
290              ec = msg_box (NULL,          regist_inst_winpt (1, &created);
291                  _("Could not access and/or find the public and secret keyring.\n"      }
292                    "If this is an accident, quit the program and fix it.\n\n"      else {
293                    "Continue if you want that WinPT offers you more choices.\n"),          enable_mobile_mode ();
294                    "WinPT", MB_INFO|MB_YESNO);          /* XXX: ask for GPG path */
295              if (ec == IDYES)          created = 1; /* Disable registry writing */
296                  first_start = 1;      }
297          }  
298          if (!first_start)      if (!created) {
299          {          memset (&reg_prefs, 0, sizeof (reg_prefs));
300              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          reg_prefs.use_tmpfiles = 1; /* default */
301              return 0;          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
302          }          get_reg_winpt_prefs (&reg_prefs);
303      }          if (!reg_prefs.no_hotkeys)
304                hotkeys_modify ();
305      if (!first_start)          gnupg_load_config ();
306      {      }
307          rc = gpg_check_permissions (1);  
308          if (rc && rc == 2)      rc = gnupg_check_homedir ();
309              gpg_read_only = 1;      if (rc) {
310          else if (rc)          log_box (_("WinPT Error"), MB_ERR,
311              return 0;                   _("GPG home directory is not set correctly.\n"
312      }                     "Please check the GPG registry settings:\n%s."),
313                     winpt_strerror (rc));
314      load_gettext ();          s = get_fileopen_dlg (GetActiveWindow (),
315      init_gnupg_table ();                                _("Select GPG Public Keyring"),
316                                  _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
317      nfiles = fm_parse_command_line (cmdline);                                NULL);
318      if (nfiles > 0)          if (s != NULL) {
319          return 0;              size_t n;
320                char * p = strrchr (s, '\\');
321      if (cmdline && stristr (cmdline, "--wipe-freespace")) {              if (!p)
322          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,                  BUG (0);
323                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,              n = p - s;
324                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);              if (n) {
325          free_gnupg_table ();                  char * file = new char[n+1];
326          return 0;                  if (!file)
327      }                      BUG (NULL);
328                    memset (file, 0, n);
329      load_keyserver_conf (cmdline? 1 : 0);                  memcpy (file, s, n);
330      if (cmdline && (stristr (cmdline, "--keymanager")                  file[n] = '\0';        
331                  || stristr (cmdline, "--cardmanager"))) {                  set_reg_entry_gpg ("HomeDir", file);
332          update_keycache (GetDesktopWindow ());                  free_if_alloc (file);
333          if (stristr (cmdline, "keymanager"))                  gnupg_check_homedir (); /* change gpgProgram if needed */
334              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,              }
335                              GetDesktopWindow(), keymanager_dlg_proc, NULL,          }
336                              _("Key Manager"), IDS_WINPT_KEYMISC);          else {
337          else {              msg_box (NULL, _("GPG home directory could not be determited."),
338              gpgme_card_t crd = smartcard_init ();                       _("WinPT Error"), MB_ERR);
339              if (crd)              goto start;
340                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,          }
341                                    GetDesktopWindow(), card_edit_dlg_proc,      }
342                                    (LPARAM)crd, _("Card Manager"),  
343                                    IDS_WINPT_CARD_EDIT);      rc = check_gnupg_prog ();
344              gpgme_card_release (crd);      if (rc) {
345          }          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
346          keycache_release ();                               "Do you want to start the GPG preferences to "
347          free_gnupg_table ();                               "correct  this problem?"), _("WinPT Error"),
348          return 0;                               MB_INFO|MB_YESNO) == IDYES)
349      }              start_gpgprefs = 1;
350            else
351      CreateMutex (NULL, TRUE, PGM_NAME);          {
352      if (GetLastError () == ERROR_ALREADY_EXISTS) {              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
353          free_gnupg_table ();              return 0;
354          return 0;          }
355      }      }
356    
357      /*if (file_exist_check ("loadimage.exe"))      rc = gnupg_access_files ();
358          PTD_create_loadimage (NULL);*/      if (!start_gpgprefs && rc) {
359                    if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
360      if (cmdline && stristr (cmdline, "--enable-debug")) {              ec = msg_box (NULL,
361          gpgme_set_debug_mode (1);                  _("Could not access and/or find the public and secret keyring.\n"
362          winpt_debug_msg ();                    "If this is an accident, quit the program and fix it.\n\n"
363          debug = 1;                    "Continue if you want that WinPT offers you more choices.\n"),
364      }                    "WinPT", MB_INFO|MB_YESNO);
365                if (ec == IDYES)
366      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));                  first_start = 1;
367      rc = RegisterClass (&wc);          }
368      if (rc == FALSE) {          if (!first_start) {
369          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
370          free_gnupg_table ();              return 0;
371          return 0;          }
372      }      }
373    
374      hwnd = CreateWindow (PGM_NAME,      if (!first_start) {
375                           PGM_NAME,          rc = gpg_check_permissions (1);
376                           0, 0, 0, 0, 0,          if (rc && rc == 2)
377                           NULL,              gpg_read_only = 1;
378                           NULL,          else if (rc)
379                           hinst,              return 0;
380                           NULL);      }
381      if (hwnd == NULL) {  
382          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);      load_gettext (winpt_inst_found);
383          free_gnupg_table ();      init_gnupg_table ();
384          return 0;  
385      }      nfiles = fm_parse_command_line (cmdline);
386      glob_hwnd = hwnd;      if (nfiles > 0) {
387      UpdateWindow (hwnd);          free_gnupg_table ();
388            return 0;
389      if (!first_start && !start_gpgprefs) {      }
390          gnupg_backup_options (1);  
391          gnupg_backup_options (0);      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
392                    dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
393          rc = check_crypto_engine ();                              GetDesktopWindow(), space_wipefrees_dlg_proc, 0,
394          if (rc) {                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
395              DestroyWindow (hwnd);          free_gnupg_table ();
396              free_gnupg_table ();          return 0;
397              return 0;      }
398          }  
399      }      load_keyserver_conf (cmdline? 1 : 0);
400    
401      if (start_gpgprefs)      if (cmdline && (stristr (cmdline, "--keymanager")
402      {                  || stristr (cmdline, "--cardmanager"))) {
403          char *ring;          update_keycache (GetDesktopWindow ());
404          size_t size = 0;          if (stristr (cmdline, "keymanager"))
405          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
406                          gpgprefs_dlg_proc, NULL);                              GetDesktopWindow(), keymanager_dlg_proc, 0,
407          ring = get_gnupg_keyring (0, !NO_STRICT);                              _("Key Manager"), IDS_WINPT_KEYMISC);  
408          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)          else {
409              first_start = 1; /* The keyring is empty! */              gpg_card_t crd = gpg_card_load ();
410          free_if_alloc (ring);              if (crd)
411      }                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
412                                      GetDesktopWindow(), card_edit_dlg_proc,
413      if (first_start) {                                    (LPARAM)crd, _("Card Manager"),
414          struct key_wizard_s c, dummy;                                    IDS_WINPT_CARD_EDIT);
415  start:              gpg_card_release (crd);
416          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, hwnd,          }
417                          first_run_dlg_proc, (LPARAM)&dummy);          keycache_release (0);
418          switch (dummy.interactive)          free_gnupg_table ();
419          {          return 0;
420          case SETUP_KEYGEN:      }
421              c.interactive = 1;  
422              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,      /* If we found another WinPT instance, just quit to avoid it
423                                   hwnd, keygen_wizard_dlg_proc, (LPARAM)&c);         will be executed twice. */
424              if (!rc)      if (winpt_inst_found) {
425                  goto start;          log_debug ("%s", "WinMain: WinPT is already running.");
426              break;          free_gnupg_table ();
427            return 0;
428          case SETUP_IMPORT:      }
429              rc = gnupg_copy_keyrings ();  
430              if (rc) {      if (cmdline) {
431                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
432                  goto start;              gpg_set_debug_mode (1);
433              }              winpt_debug_msg ();
434              break;              debug = 1;
435            }
436          case SETUP_EXISTING:      }
437              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,  
438                              gpgprefs_dlg_proc, NULL);      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
439              break;      rc = RegisterClass (&wc);
440        if (rc == FALSE) {
441          case -1:          msg_box (NULL, _("Could not register window class"),
442              DestroyWindow (hwnd);                   _("WinPT Error"), MB_ERR);
443              free_gnupg_table ();          free_gnupg_table ();
444              return 0;          return 0;
445          }      }
446          update_keycache (hwnd);  
447          check_crypto_engine ();      hwnd = CreateWindow (PGM_NAME,
448      }                           PGM_NAME,
449      else {                           0, 0, 0, 0, 0,
450          gpgme_keycache_t c;                           NULL,
451          update_keycache (hwnd);                           NULL,
452          c = keycache_get_ctx (1);                           hinst,
453          if (!c || !gpgme_keycache_count (c)) {                           NULL);
454              gnupg_display_error ();      if (hwnd == NULL) {
455              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
456                               "Please check your GPG config (keyrings, pathes...)"),          free_gnupg_table ();
457                               _("WinPT Error"), MB_ERR);          return 0;
458              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"      }
459                                    "Do you want to start the GPG preferences dialog?"),      glob_hwnd = hwnd;
460                              "WinPT", MB_INFO|MB_YESNO);      UpdateWindow (hwnd);
461              if (ec == IDYES) {  
462                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,      if (!first_start && !start_gpgprefs) {
463                                  gpgprefs_dlg_proc, NULL);          gnupg_backup_options ();        
464                  update_keycache (hwnd);          rc = check_crypto_engine ();
465              }          if (rc) {
466              else {              DestroyWindow (hwnd);
467                  DestroyWindow (hwnd);              free_gnupg_table ();
468                  free_gnupg_table ();              return 0;
469                  return 0;          }
470              }      }
471          }      
472          if (check_default_key (c)) {      if (start_gpgprefs) {
473              char * p = get_gnupg_default_key ();          char *ring;
474              log_box (_("WinPT Error"), MB_ERR,  
475                       _("Default key from the GPG options file could not be found.\n"          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
476                         "Please check your gpg.conf (options) to correct this:\n\n"                          gpgprefs_dlg_proc, 0);
477                         "%s: public key not found."), p? p : "[null]");          ring = get_gnupg_keyring (0, !NO_STRICT);
478              free_if_alloc (p);          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
479              DestroyWindow (hwnd);              first_start = 1; /* The keyring is empty! */
480              free_gnupg_table ();          free_if_alloc (ring);
481              return 0;      }
482          }  
483          if (count_insecure_elgkeys ())      if (first_start) {
484              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,          struct first_start_s fs;
485                              elgamal_warn_dlg_proc, NULL);          struct genkey_s c;
486      }          HWND h;
487    start:
488      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);          h = GetDesktopWindow ();
489      keyring_check_last_access (); /* init */          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
490      while (GetMessage (&msg, hwnd, 0, 0)) {                              gpgprefs_dlg_proc, 0);
491          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
492              TranslateMessage (&msg);                          first_run_dlg_proc, (LPARAM)&fs);
493              DispatchMessage (&msg);          switch (fs.choice) {
494          }          case SETUP_KEYGEN:
495      }              c.interactive = 1;
496                        c.first_start = 1;
497      return 0;              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
498  } /* WinMain */                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
499                if (!rc)
500                    goto start;
501                break;
502    
503            case SETUP_IMPORT:
504                rc = gnupg_copy_keyrings ();
505                if (rc) {
506                    msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
507                    goto start;
508                }
509                break;
510    
511            case -1:
512                DestroyWindow (hwnd);
513                free_gnupg_table ();
514                return 0;
515            }
516            update_keycache (hwnd);
517            check_crypto_engine ();
518        }
519        else {
520            gpg_keycache_t c;
521            update_keycache (hwnd);
522            c = keycache_get_ctx (1);
523            if (!c || !gpg_keycache_get_size (c)) {
524                gnupg_display_error ();
525                msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
526                                 "Please check your GPG config (keyrings, pathes...)"),
527                                 _("WinPT Error"), MB_ERR);
528                ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
529                                      "Do you want to start the GPG preferences dialog?"),
530                                "WinPT", MB_INFO|MB_YESNO);
531                if (ec == IDYES) {
532                    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
533                                    gpgprefs_dlg_proc, 0);
534                    update_keycache (hwnd);
535                }
536                else {
537                    DestroyWindow (hwnd);
538                    free_gnupg_table ();
539                    return 0;
540                }
541            }
542            if (check_default_key (c)) {
543                char * p = get_gnupg_default_key ();
544                log_box (_("WinPT Error"), MB_ERR,
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]");
548                free_if_alloc (p);
549                DestroyWindow (hwnd);
550                free_gnupg_table ();
551                return 0;
552            }
553            if (count_insecure_elgkeys ())
554                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
555                                elgamal_warn_dlg_proc, 0);
556        }
557    
558        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
559        keyring_check_last_access (); /* init */
560        while (GetMessage (&msg, hwnd, 0, 0)) {
561            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
562                TranslateMessage (&msg);
563                DispatchMessage (&msg);
564            }
565        }
566            
567        return 0;
568    }
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