/[winpt]/trunk/Src/WinPT.cpp
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revision 22 by twoaday, Wed Aug 10 11:33:35 2005 UTC revision 59 by twoaday, Wed Nov 2 13:50:48 2005 UTC
# Line 1  Line 1 
1  /* WinPT.cpp - Windows Privacy Tray (WinPT)  /* WinPT.cpp - Windows Privacy Tray (WinPT)
2   *      Copyright (C) 2000-2005 Timo Schulz   *      Copyright (C) 2000-2005 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
6   * WinPT is free software; you can redistribute it and/or modify   * WinPT is free software; you can redistribute it and/or modify
7   * it under the terms of the GNU General Public License as published by   * it under the terms of the GNU General Public License as published by
8   * the Free Software Foundation; either version 2 of the License, or   * the Free Software Foundation; either version 2 of the License, or
9   * (at your option) any later version.   * (at your option) any later version.
10   *   *
11   * WinPT is distributed in the hope that it will be useful,   * WinPT is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   * GNU General Public License for more details.   * GNU General Public License for more details.
15   *   *
16   * You should have received a copy of the GNU General Public License   * You should have received a copy of the GNU General Public License
17   * along with WinPT; if not, write to the Free Software Foundation,   * along with WinPT; if not, write to the Free Software Foundation,
18   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19   */   */
20  #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"  
26  #include "wptErrors.h"  #include "resource.h"
27  #include "wptGPG.h"  #include "wptTypes.h"
28  #include "wptRegistry.h"  #include "wptW32API.h"
29  #include "wptCommonCtl.h"  #include "wptVersion.h"
30  #include "wptDlgs.h"  #include "wptErrors.h"
31  #include "wptNLS.h"  #include "wptGPG.h"
32  #include "wptKeyserver.h"  #include "wptRegistry.h"
33  #include "wptCard.h"  #include "wptCommonCtl.h"
34  #include "wptFileManager.h"  #include "wptDlgs.h"
35  #include "wptContext.h"  #include "wptNLS.h"
36    #include "wptKeyserver.h"
37  HINSTANCE glob_hinst; /* global instance for the dialogs */  #include "wptCard.h"
38  HWND glob_hwnd; /* global window handle for the dialogs */  #include "wptFileManager.h"
39  HWND activ_hwnd;  #include "wptContext.h"
40  LOCK mo_file;  #include "wptCardEdit.h"
41  int scard_support = 0;  #include "wptCrypto.h"
42  int debug = 0;  
43  int mobile = 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];  #define MIN_PTD_VER   "0.8.1"   /* Minimal PTD version. */
46    
47  /* Internal IPC */  
48  int start_keymanager = 0;  HINSTANCE glob_hinst;   /* global instance for the dialogs */
49    HWND glob_hwnd;         /* global window handle for the dialogs */
50  static void  HWND activ_hwnd;
51  update_keycache (HWND hwnd)  LOCK mo_file;
52  {  int scard_support = 0;
53      refresh_cache_s rcs = {0};  int debug = 0;
54      rcs.kr_reload = 0;  int mobile = 0;
55      rcs.kr_update = 1;  int gpg_read_only = 0;
56      rcs.tr_update = 1;  char gpgver[3];
57      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  
58                      keycache_dlg_proc, (LPARAM)&rcs);  
59  } /* update_keycache */  /* Load the key cache and rebuild the signature cache. */
60    static void
61    update_keycache (HWND hwnd)
62  static char *  {
63  get_gettext_lang (void)      refresh_cache_s rcs = {0};
64  {          rcs.kr_reload = 0;
65      char * fname;      rcs.kr_update = 1;
66      fname = get_reg_entry_mo ();      rcs.tr_update = 1;
67      if (!fname)      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
68          return NULL;                      keycache_dlg_proc, (LPARAM)&rcs);
69      return fname;  }
70  } /* get_gettext_lang */  
71    
72    /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
73  static void  void
74  load_gettext (void)  gpg_set_debug_mode (int val)
75  {  {      
76      char * nls = NULL;      if (val)
77      char * file = NULL;          putenv ("GPGME_DEBUG=5:gpgme.dbg");
78        else
79      nls = get_gettext_lang ();          putenv ("GPGME_DEBUG=");
80      if (nls) {  }
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))  {  /* Return the name of the gettext language file. */
84              msg_box (NULL, _("Could not initizalize file lock.\n"  static char*
85                               "Native Language Support"),  get_gettext_lang (void)
86                       _("WinPT Error"), MB_ERR);  {    
87          }      char *fname;
88          free_if_alloc (nls);      fname = get_reg_entry_mo ();
89          free_if_alloc (file);      if (!fname)
90      }          return NULL;
91  } /* load_gettext */      return fname;
92    }
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. */  /* Initialize the gettext sub system. */
96  static int  static void
97  check_default_key (gpgme_keycache_t kc)  load_gettext (int prev_inst)
98  {  {
99      gpgme_key_t key;      char *nls = NULL;
100      gpgme_error_t err = GPGME_No_Error;      char *file = NULL;
101      char * defkey;  
102        nls = get_gettext_lang ();
103      defkey = get_gnupg_default_key ();      if (nls) {
104      if (defkey)          set_gettext_file ("winpt", nls);
105          err = gpgme_keycache_find_key (kc, defkey, 0, &key);          file = make_filename (nls, "winpt", "mo");
106      free_if_alloc (defkey);          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {
107      return err? -1 : 0;              if (!prev_inst)
108  } /* check_default_key */                  msg_box (NULL, _("Could not initizalize file lock.\n"
109                                     "Native Language Support"),
110                             _("WinPT Error"), MB_ERR);
111  /* Return the WinPT program file name (with full pathname). */          }
112  static const char *          free_if_alloc (nls);
113  get_prog_part (const char * fname, int use_cwd)          free_if_alloc (file);
114  {      }
115      static char program[1024];  }
116      char currdir[256], * cmd = NULL;  
117      int j;  
118            /* check if the default key from the gpg.conf file is available in the
119      memset (currdir, 0, DIM (currdir));     keyring. if not, bail out because encryption won't work properly then. */
120      memset (program, 0, DIM (program));  static int
121            check_default_key (gpg_keycache_t kc)
122      if (use_cwd) {  {
123          GetCurrentDirectory (DIM (currdir)-1, currdir);      gpgme_key_t key;
124          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      gpgme_error_t err = GPG_ERR_NO_ERROR;
125      }      char * defkey;
126      else {  
127          cmd = GetCommandLine ();      defkey = get_gnupg_default_key ();
128          if (cmd == NULL)      if (defkey)
129              return NULL;          err = gpg_keycache_find_key (kc, defkey, 0, &key);
130          strncpy (currdir, cmd, 255);      free_if_alloc (defkey);
131          j = strlen (currdir);      return err? -1 : 0;
132          while (j--) {  }
133              if (currdir[j] == '\\')  
134                  break;            
135          }  /* Return the WinPT program file name (with full pathname). */
136          currdir[j] = 0;  static const char *
137          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  get_prog_part (const char * fname, int use_cwd)
138      }  {
139      return program;      static char program[512];
140  } /* get_prog_part */      char currdir[256];
141        char *cmd = NULL;
142        int j;
143  static int          
144  check_crypto_engine (void)      memset (currdir, 0, DIM (currdir));
145  {      memset (program, 0, DIM (program));
146      int ma=1, mi=4, pa=0; /* GPG 1.4.0 */          
147      int rc;      if (use_cwd) {
148            GetCurrentDirectory (DIM (currdir)-1, currdir);
149      rc = check_gnupg_engine (&ma, &mi, &pa);          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
150      if (rc == -1) {      }
151          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);      else {
152          return rc;          cmd = GetCommandLine ();
153      }          if (cmd == NULL)
154      else if (rc) {              return NULL;
155          log_box (_("WinPT Error"), MB_ERR,          strncpy (currdir, cmd, sizeof (currdir)-1);
156                   _("Sorry, you need a newer GPG version.\n"          j = strlen (currdir);
157                     "GPG version %d.%d.%d required GPG version 1.4.0"),          while (j--) {
158                     ma, mi, pa);              if (currdir[j] == '\\')
159          return rc;                  break;
160      }          }
161      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */          currdir[j] = 0;
162      if (ma >= 1 && mi >= 4)          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
163          scard_support = 1;      }
164        return program;
165      gpgver[0] = ma;  }
166      gpgver[1] = mi;  
167      gpgver[2] = pa;  
168      return rc;  /* Check that the underlying crypto engine fullfills the minimal
169  } /* check_crypto_engine */     requirements so all commands work properly. */
170    static int
171    check_crypto_engine (void)
172  static int  {
173  load_keyserver_conf (int quiet)      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
174  {      int rc;
175      const char * t;  
176      int rc;      rc = check_gnupg_engine (&ma, &mi, &pa);
177        if (rc == -1) {
178      if (reg_prefs.kserv_conf)          msg_box (NULL, _("Could not read GnuPG version."),
179          t = reg_prefs.kserv_conf;                   _("WinPT Error"), MB_ERR);
180      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))          return rc;
181          t = get_prog_part ("keyserver.conf", 0);      }
182      else      else if (rc) {
183          t = "keyserver.conf";          log_box (_("WinPT Error"), MB_ERR,
184      rc = kserver_load_conf (t);                   _("Sorry, you need a newer GPG version.\n"
185      if (rc && !quiet)                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
186          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);                     ma, mi, pa);
187      return rc;          return rc;
188  }      }
189        /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
190        if ((ma == 1 && mi >= 4) || ma > 1)
191  static void          scard_support = 1;
192  enable_mobile_mode (void)  
193  {      gpgver[0] = ma;
194      memset (&reg_prefs, 0, sizeof (reg_prefs));      gpgver[1] = mi;
195      reg_prefs.always_trust = 0;      gpgver[2] = pa;
196      reg_prefs.auto_backup = 0;      return rc;
197      reg_prefs.cache_time = 0;  }
198      reg_prefs.expert = 0;  
199      reg_prefs.keylist_mode = 1;  
200      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");  /* Try to load the keyserver config file. If @quiet is 1
201      reg_prefs.no_zip_mmedia = 1;     do not show any errors. */
202      reg_prefs.use_tmpfiles = 1;  static int
203      reg_prefs.word_wrap = 80;  load_keyserver_conf (int quiet)
204      reg_prefs.use_viewer = 0; /* XXX */  {
205  }      const char * t;
206        int rc;
207  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);  
208        if (reg_prefs.kserv_conf)
209  int WINAPI          t = reg_prefs.kserv_conf;
210  #ifndef WINPT_IPC      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
211  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)          t = get_prog_part ("keyserver.conf", 0);
212  #else      else
213  win_main (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)          t = "keyserver.conf";
214  #endif      rc = kserver_load_conf (t);
215  {      if (rc && !quiet)
216      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
217      HACCEL accel_tab;      return rc;
218      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;  }
219      int first_start = 0, start_gpgprefs = 0;  
220      const char * s;  
221      MSG msg;  /* Enable the mobility mode. */
222      HWND hwnd = NULL;  static void
223    enable_mobile_mode (void)
224      glob_hinst = hinst;  {
225            memset (&reg_prefs, 0, sizeof (reg_prefs));
226      gpgme_lib_init ();      reg_prefs.always_trust = 0;
227      #ifdef _DEBUG      reg_prefs.auto_backup = 0;
228      gpgme_set_debug_mode (1);      reg_prefs.cache_time = 0;
229      #endif      reg_prefs.expert = 0;
230      gpgme_set_pgm_string ("WinPT "PGM_VERSION);      reg_prefs.keylist_mode = 1;
231        reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
232      s = PTD_get_version ();      reg_prefs.no_zip_mmedia = 1;
233      if (strcmp (s, "0.8.0")) {      reg_prefs.use_tmpfiles = 1;
234          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      reg_prefs.word_wrap = 80;
235                   _("Please update your PTD.dll to the newest version, "      reg_prefs.use_viewer = 0; /* XXX */
236                     "the version (%s) you use is too old."), s);  }
237          return 0;  
238      }  char* multi_gnupg_path (void);
239    
240      if (gpg_md_selftest ()) {  const char * fm_get_file_type (const char *fname, int *r_type);
241          msg_box (NULL, _("Cryptographic selftest failed."),  
242                   _("WinPT Error"), MB_ERR);  /* Main entry point. */
243          return 0;  int WINAPI
244      }  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
245    {
246      if (cmdline && stristr (cmdline, "--mobile")) {      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
247          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",      HACCEL accel_tab;
248                   "WinPT", MB_INFO);      int rc, ec, created = 0, nfiles = 0;
249          mobile = 1;      int first_start = 0, start_gpgprefs = 0;
250      }      int winpt_inst_found = 0;
251        const char *s;
252      set_default_kserver ();      MSG msg;
253        HWND hwnd = NULL;
254      if (!mobile) {  
255          regist_inst_gnupg (1);      glob_hinst = hinst;
256          regist_inst_winpt (1, &created);  
257      }  #ifdef _DEBUG
258      else {      gpg_set_debug_mode (1);
259          enable_mobile_mode ();      debug = 1;
260          /* XXX: ask for GPG path */  #endif
261          created = 1; /* Disable registry writing */  
262      }      if (gpg_md_selftest ()) {
263            msg_box (NULL, _("Cryptographic selftest failed."),
264      if (!created) {                   _("WinPT Error"), MB_ERR);
265          memset (&reg_prefs, 0, sizeof (reg_prefs));          return 0;
266          reg_prefs.use_tmpfiles = 1; /* default */      }
267          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */  
268          get_reg_winpt_prefs (&reg_prefs);      s = gpgme_check_version (MIN_GPGME_VER);
269          if (!reg_prefs.no_hotkeys)      if (!s || !*s) {
270              hotkeys_modify ();          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
271      }                   _("WinPT Error"), MB_ERR);
272            return 0;
273      rc = gnupg_check_homedir ();      }
274      if (rc) {  
275          log_box (_("WinPT Error"), MB_ERR,      CreateMutex (NULL, TRUE, PGM_NAME);
276                   _("GPG home directory is not set correctly.\n"      if (GetLastError () == ERROR_ALREADY_EXISTS)
277                     "Please check the GPG registry settings:\n%s."),          winpt_inst_found = 1;
278                   winpt_strerror (rc));  
279          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,      if (cmdline && stristr (cmdline, "--mobile")) {
280                                             _("Select GPG Public Keyring"),          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
281                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),                   "WinPT", MB_INFO);
282                                             NULL);          mobile = 1;
283          if (s && !file_exist_check (s))      }
284          {  
285              size_t n;      set_default_kserver ();
286              char * p = strrchr (s, '\\');  
287              if (!p)      if (!mobile) {
288                  BUG (0);          regist_inst_gnupg (1);
289              n = p - s;          regist_inst_winpt (1, &created);
290              if (n)      }
291              {      else {
292                  char * file = new char[n+1];          enable_mobile_mode ();
293                  if (!file)          /* XXX: ask for GPG path */
294                      BUG (NULL);          created = 1; /* Disable registry writing */
295                  memset (file, 0, n);      }
296                  memcpy (file, s, n);  
297                  file[n] = '\0';              if (!created) {
298                  set_reg_entry_gpg ("HomeDir", file);          memset (&reg_prefs, 0, sizeof (reg_prefs));
299                  free_if_alloc (file);          reg_prefs.use_tmpfiles = 1; /* default */
300                  gnupg_check_homedir (); /* change gpgProgram if needed */          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
301              }          get_reg_winpt_prefs (&reg_prefs);
302          }          if (!reg_prefs.no_hotkeys)
303          else {              hotkeys_modify ();
304              msg_box (NULL, _("GPG home directory could not be determited."),          gnupg_load_config ();
305                       _("WinPT Error"), MB_ERR);      }
306              goto start;  
307          }      rc = gnupg_check_homedir ();
308      }      if (rc) {
309            log_box (_("WinPT Error"), MB_ERR,
310      rc = check_gnupg_prog ();                   _("GPG home directory is not set correctly.\n"
311      if (rc) {                     "Please check the GPG registry settings:\n%s."),
312          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"                   winpt_strerror (rc));
313                               "Do you want to start the GPG preferences to "          s = get_fileopen_dlg (GetActiveWindow (),
314                               "correct  this problem?"), _("WinPT Error"),                                _("Select GPG Public Keyring"),
315                               MB_INFO|MB_YESNO) == IDYES)                                _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
316              start_gpgprefs = 1;                                NULL);
317          else          if (s != NULL) {
318          {              size_t n;
319              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              char * p = strrchr (s, '\\');
320              return 0;              if (!p)
321          }                  BUG (0);
322      }              n = p - s;
323                if (n) {
324      rc = gnupg_access_files ();                  char * file = new char[n+1];
325      if (!start_gpgprefs && rc)                  if (!file)
326      {                      BUG (NULL);
327          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)                  memset (file, 0, n);
328          {                  memcpy (file, s, n);
329              ec = msg_box (NULL,                  file[n] = '\0';        
330                  _("Could not access and/or find the public and secret keyring.\n"                  set_reg_entry_gpg ("HomeDir", file);
331                    "If this is an accident, quit the program and fix it.\n\n"                  free_if_alloc (file);
332                    "Continue if you want that WinPT offers you more choices.\n"),                  gnupg_check_homedir (); /* change gpgProgram if needed */
333                    "WinPT", MB_INFO|MB_YESNO);              }
334              if (ec == IDYES)          }
335                  first_start = 1;          else {
336          }              msg_box (NULL, _("GPG home directory could not be determited."),
337          if (!first_start)                       _("WinPT Error"), MB_ERR);
338          {              goto start;
339              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);          }
340              return 0;      }
341          }  
342      }      rc = check_gnupg_prog ();
343        if (rc) {
344      if (!first_start)          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
345      {                               "Do you want to start the GPG preferences to "
346          rc = gpg_check_permissions (1);                               "correct  this problem?"), _("WinPT Error"),
347          if (rc && rc == 2)                               MB_INFO|MB_YESNO) == IDYES)
348              gpg_read_only = 1;              start_gpgprefs = 1;
349          else if (rc)          else
350              return 0;          {
351      }              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
352                return 0;
353      load_gettext ();          }
354      init_gnupg_table ();      }
355    
356      nfiles = fm_parse_command_line (cmdline);      rc = gnupg_access_files ();
357      if (nfiles > 0)      if (!start_gpgprefs && rc) {
358          return 0;          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
359                ec = msg_box (NULL,
360      if (cmdline && stristr (cmdline, "--wipe-freespace")) {                  _("Could not access and/or find the public and secret keyring.\n"
361          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,                    "If this is an accident, quit the program and fix it.\n\n"
362                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,                    "Continue if you want that WinPT offers you more choices.\n"),
363                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);                    "WinPT", MB_INFO|MB_YESNO);
364          free_gnupg_table ();              if (ec == IDYES)
365          return 0;                  first_start = 1;
366      }          }
367            if (!first_start) {
368      load_keyserver_conf (cmdline? 1 : 0);              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
369      if (start_keymanager) {              return 0;
370          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,          }
371                              GetDesktopWindow(), keymanager_dlg_proc, NULL,      }
372                              _("Key Manager"), IDS_WINPT_KEYMISC);  
373          keycache_release ();      if (!first_start) {
374          free_gnupg_table ();          rc = gpg_check_permissions (1);
375          return 0;          if (rc && rc == 2)
376      }              gpg_read_only = 1;
377            else if (rc)
378      if (cmdline && (stristr (cmdline, "--keymanager")              return 0;
379                  || stristr (cmdline, "--cardmanager"))) {      }
380          update_keycache (GetDesktopWindow ());  
381          if (stristr (cmdline, "keymanager"))      load_gettext (winpt_inst_found);
382              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,      init_gnupg_table ();
383                              GetDesktopWindow(), keymanager_dlg_proc, NULL,  
384                              _("Key Manager"), IDS_WINPT_KEYMISC);        nfiles = fm_parse_command_line (cmdline);
385          else {      if (nfiles > 0) {
386              gpgme_card_t crd = smartcard_init ();          free_gnupg_table ();
387              if (crd)          return 0;
388                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,      }
389                                    GetDesktopWindow(), card_edit_dlg_proc,  
390                                    (LPARAM)crd, _("Card Manager"),      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
391                                    IDS_WINPT_CARD_EDIT);          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
392              gpgme_card_release (crd);                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
393          }                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
394          keycache_release ();          free_gnupg_table ();
395          free_gnupg_table ();          return 0;
396          return 0;      }
397      }  
398        load_keyserver_conf (cmdline? 1 : 0);
399      CreateMutex (NULL, TRUE, PGM_NAME);  
400      if (GetLastError () == ERROR_ALREADY_EXISTS) {      if (cmdline && (stristr (cmdline, "--keymanager")
401          free_gnupg_table ();                  || stristr (cmdline, "--cardmanager"))) {
402          return 0;          update_keycache (GetDesktopWindow ());
403      }          if (stristr (cmdline, "keymanager"))
404                dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
405      if (cmdline) {                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
406          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {                              _("Key Manager"), IDS_WINPT_KEYMISC);  
407              gpgme_set_debug_mode (1);          else {
408              winpt_debug_msg ();              gpg_card_t crd = gpg_card_load ();
409              debug = 1;              if (crd)
410          }                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
411      }                                    GetDesktopWindow(), card_edit_dlg_proc,
412                                      (LPARAM)crd, _("Card Manager"),
413      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));                                    IDS_WINPT_CARD_EDIT);
414      rc = RegisterClass (&wc);              gpg_card_release (crd);
415      if (rc == FALSE) {          }
416          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);          keycache_release (0);
417          free_gnupg_table ();          free_gnupg_table ();
418          return 0;          return 0;
419      }      }
420    
421      hwnd = CreateWindow (PGM_NAME,      /* If we found another WinPT instance, just quit to avoid it
422                           PGM_NAME,         will be executed twice. */
423                           0, 0, 0, 0, 0,      if (winpt_inst_found) {
424                           NULL,          log_debug ("%s", "WinMain: WinPT is already running.");
425                           NULL,          free_gnupg_table ();
426                           hinst,          return 0;
427                           NULL);      }
428      if (hwnd == NULL) {  
429          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);      if (cmdline) {
430          free_gnupg_table ();          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
431          return 0;              gpg_set_debug_mode (1);
432      }              winpt_debug_msg ();
433      glob_hwnd = hwnd;              debug = 1;
434      UpdateWindow (hwnd);          }
435        }
436      if (!first_start && !start_gpgprefs) {  
437          gnupg_backup_options (1);      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
438          gnupg_backup_options (0);      rc = RegisterClass (&wc);
439                if (rc == FALSE) {
440          rc = check_crypto_engine ();          msg_box (NULL, _("Could not register window class"),
441          if (rc) {                   _("WinPT Error"), MB_ERR);
442              DestroyWindow (hwnd);          free_gnupg_table ();
443              free_gnupg_table ();          return 0;
444              return 0;      }
445          }  
446      }      hwnd = CreateWindow (PGM_NAME,
447                                 PGM_NAME,
448      if (start_gpgprefs) {                           0, 0, 0, 0, 0,
449          char *ring;                           NULL,
450          size_t size = 0;                           NULL,
451          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                           hinst,
452                          gpgprefs_dlg_proc, NULL);                           NULL);
453          ring = get_gnupg_keyring (0, !NO_STRICT);      if (hwnd == NULL) {
454          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
455              first_start = 1; /* The keyring is empty! */          free_gnupg_table ();
456          free_if_alloc (ring);          return 0;
457      }      }
458        glob_hwnd = hwnd;
459      if (first_start) {      UpdateWindow (hwnd);
460          struct first_start_s fs;  
461          struct genkey_s c;      if (!first_start && !start_gpgprefs) {
462          HWND h;          gnupg_backup_options ();        
463  start:          rc = check_crypto_engine ();
464          h = GetDesktopWindow ();          if (rc) {
465          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,              DestroyWindow (hwnd);
466                              gpgprefs_dlg_proc, NULL);              free_gnupg_table ();
467          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,              return 0;
468                          first_run_dlg_proc, (LPARAM)&fs);          }
469          switch (fs.choice) {      }
470          case SETUP_KEYGEN:      
471              c.interactive = 1;      if (start_gpgprefs) {
472              c.first_start = 1;          char *ring;
473              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,  
474                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
475              if (!rc)                          gpgprefs_dlg_proc, 0);
476                  goto start;          ring = get_gnupg_keyring (0, !NO_STRICT);
477              break;          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
478                first_start = 1; /* The keyring is empty! */
479          case SETUP_IMPORT:          free_if_alloc (ring);
480              rc = gnupg_copy_keyrings ();      }
481              if (rc) {  
482                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);      if (first_start) {
483                  goto start;          struct first_start_s fs;
484              }          struct genkey_s c;
485              break;          HWND h;
486    start:
487          case -1:          h = GetDesktopWindow ();
488              DestroyWindow (hwnd);          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
489              free_gnupg_table ();                              gpgprefs_dlg_proc, 0);
490              return 0;          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
491          }                          first_run_dlg_proc, (LPARAM)&fs);
492          update_keycache (hwnd);          switch (fs.choice) {
493          check_crypto_engine ();          case SETUP_KEYGEN:
494      }              c.interactive = 1;
495      else {              c.first_start = 1;
496          gpgme_keycache_t c;              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
497          update_keycache (hwnd);                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
498          c = keycache_get_ctx (1);              if (!rc)
499          if (!c || !gpgme_keycache_count (c)) {                  goto start;
500              gnupg_display_error ();              break;
501              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"  
502                               "Please check your GPG config (keyrings, pathes...)"),          case SETUP_IMPORT:
503                               _("WinPT Error"), MB_ERR);              rc = gnupg_copy_keyrings ();
504              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"              if (rc) {
505                                    "Do you want to start the GPG preferences dialog?"),                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
506                              "WinPT", MB_INFO|MB_YESNO);                  goto start;
507              if (ec == IDYES) {              }
508                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,              break;
509                                  gpgprefs_dlg_proc, NULL);  
510                  update_keycache (hwnd);          case -1:
511              }              DestroyWindow (hwnd);
512              else {              free_gnupg_table ();
513                  DestroyWindow (hwnd);              return 0;
514                  free_gnupg_table ();          }
515                  return 0;          update_keycache (hwnd);
516              }          check_crypto_engine ();
517          }      }
518          if (check_default_key (c)) {      else {
519              char * p = get_gnupg_default_key ();          gpg_keycache_t c;
520              log_box (_("WinPT Error"), MB_ERR,          update_keycache (hwnd);
521                       _("Default key from the GPG options file could not be found.\n"          c = keycache_get_ctx (1);
522                         "Please check your gpg.conf (options) to correct this:\n\n"          if (!c || !gpg_keycache_get_size (c)) {
523                         "%s: public key not found."), p? p : "[null]");              gnupg_display_error ();
524              free_if_alloc (p);              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
525              DestroyWindow (hwnd);                               "Please check your GPG config (keyrings, pathes...)"),
526              free_gnupg_table ();                               _("WinPT Error"), MB_ERR);
527              return 0;              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
528          }                                    "Do you want to start the GPG preferences dialog?"),
529          if (count_insecure_elgkeys ())                              "WinPT", MB_INFO|MB_YESNO);
530              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,              if (ec == IDYES) {
531                              elgamal_warn_dlg_proc, NULL);                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
532      }                                  gpgprefs_dlg_proc, 0);
533                    update_keycache (hwnd);
534      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);              }
535      keyring_check_last_access (); /* init */              else {
536      while (GetMessage (&msg, hwnd, 0, 0)) {                  DestroyWindow (hwnd);
537          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {                  free_gnupg_table ();
538              TranslateMessage (&msg);                  return 0;
539              DispatchMessage (&msg);              }
540          }          }
541      }          if (check_default_key (c)) {
542                        char * p = get_gnupg_default_key ();
543      return 0;              log_box (_("WinPT Error"), MB_ERR,
544  } /* WinMain */                       _("Default key from the GPG options file could not be found.\n"
545                           "Please check your gpg.conf (options) to correct this:\n\n"
546                           "%s: public key not found."), p? p : "[null]");
547                free_if_alloc (p);
548                DestroyWindow (hwnd);
549                free_gnupg_table ();
550                return 0;
551            }
552            if (count_insecure_elgkeys ())
553                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
554                                elgamal_warn_dlg_proc, 0);
555        }
556    
557        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
558        keyring_check_last_access (); /* init */
559        while (GetMessage (&msg, hwnd, 0, 0)) {
560            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
561                TranslateMessage (&msg);
562                DispatchMessage (&msg);
563            }
564        }
565            
566        return 0;
567    }
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