/[winpt]/trunk/Src/WinPT.cpp
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revision 20 by twoaday, Wed Jul 27 11:17:22 2005 UTC revision 66 by twoaday, Thu Nov 3 17:55:18 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);      else
131          j = strlen (currdir);          msg_box (NULL, _("No useable secret key found."), _("WinPT Error"), MB_ERR);
132          while (j--) {      free_if_alloc (defkey);
133              if (currdir[j] == '\\')      return err? -1 : 0;
134                  break;            }
135          }  
136          currdir[j] = 0;  
137          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  /* Return the WinPT program file name (with full pathname). */
138      }  static const char *
139      return program;  get_prog_part (const char * fname, int use_cwd)
140  } /* get_prog_part */  {
141        static char program[512];
142        char currdir[256];
143  static int      char *cmd = NULL;
144  check_crypto_engine (void)      int j;
145  {          
146      int ma=1, mi=4, pa=0; /* GPG 1.4.0 */      memset (currdir, 0, DIM (currdir));
147      int rc;      memset (program, 0, DIM (program));
148            
149      rc = check_gnupg_engine (&ma, &mi, &pa);      if (use_cwd) {
150      if (rc == -1) {          GetCurrentDirectory (DIM (currdir)-1, currdir);
151          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
152          return rc;      }
153      }      else {
154      else if (rc) {          cmd = GetCommandLine ();
155          log_box (_("WinPT Error"), MB_ERR,          if (cmd == NULL)
156                   _("Sorry, you need a newer GPG version.\n"              return NULL;
157                     "GPG version %d.%d.%d required GPG version 1.4.0"),          strncpy (currdir, cmd, sizeof (currdir)-1);
158                     ma, mi, pa);          j = strlen (currdir);
159          return rc;          while (j--) {
160      }              if (currdir[j] == '\\')
161      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */                  break;
162      if (ma >= 1 && mi >= 4)          }
163          scard_support = 1;          currdir[j] = 0;
164            _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
165      gpgver[0] = ma;      }
166      gpgver[1] = mi;      return program;
167      gpgver[2] = pa;  }
168      return rc;  
169  } /* check_crypto_engine */  
170    /* Check that the underlying crypto engine fullfills the minimal
171       requirements so all commands work properly. */
172  static int  static int
173  load_keyserver_conf (int quiet)  check_crypto_engine (void)
174  {  {
175      const char * t;      int ma=1, mi=4, pa=3; /* GPG 1.4.3 */
176      int rc;      int rc;
177    
178      if (reg_prefs.kserv_conf)      rc = check_gnupg_engine (&ma, &mi, &pa);
179          t = reg_prefs.kserv_conf;      if (rc == -1) {
180      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))          msg_box (NULL, _("Could not read GnuPG version."),
181          t = get_prog_part ("keyserver.conf", 0);                   _("WinPT Error"), MB_ERR);
182      else          return rc;
183          t = "keyserver.conf";      }
184      rc = kserver_load_conf (t);      else if (rc) {
185      if (rc && !quiet)          log_box (_("WinPT Error"), MB_ERR,
186          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);                   _("Sorry, you need a newer GPG version.\n"
187      return rc;                     "GPG version %d.%d.%d required GPG version "MIN_GPG_VER),
188  }                     ma, mi, pa);
189            return rc;
190        }
191  static void      /* We enable smartcard support for GPG: 1.9 or >= 1.4 */
192  enable_mobile_mode (void)      if ((ma == 1 && mi >= 4) || ma > 1)
193  {          scard_support = 1;
194      memset (&reg_prefs, 0, sizeof (reg_prefs));  
195      reg_prefs.always_trust = 0;      gpgver[0] = ma;
196      reg_prefs.auto_backup = 0;      gpgver[1] = mi;
197      reg_prefs.cache_time = 0;      gpgver[2] = pa;
198      reg_prefs.expert = 0;      return rc;
199      reg_prefs.keylist_mode = 1;  }
200      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");  
201      reg_prefs.no_zip_mmedia = 1;  
202      reg_prefs.use_tmpfiles = 1;  /* Try to load the keyserver config file. If @quiet is 1
203      reg_prefs.word_wrap = 80;     do not show any errors. */
204      reg_prefs.use_viewer = 0; /* XXX */  static int
205  }  load_keyserver_conf (int quiet)
206    {
207  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);      const char * t;
208        int rc;
209  int WINAPI  
210  #ifndef WINPT_IPC      if (reg_prefs.kserv_conf)
211  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)          t = reg_prefs.kserv_conf;
212  #else      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))
213  win_main (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)          t = get_prog_part ("keyserver.conf", 0);
214  #endif      else
215  {          t = "keyserver.conf";
216      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};      rc = kserver_load_conf (t);
217      HACCEL accel_tab;      if (rc && !quiet)
218      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
219      int first_start = 0, start_gpgprefs = 0;      return rc;
220      const char * s;  }
221      MSG msg;  
222      HWND hwnd;  
223    /* Enable the mobility mode. */
224      glob_hinst = hinst;  static void
225        enable_mobile_mode (void)
226      gpgme_lib_init ();  {
227      #ifdef _DEBUG      memset (&reg_prefs, 0, sizeof (reg_prefs));
228      gpgme_set_debug_mode (1);      reg_prefs.always_trust = 0;
229      #endif      reg_prefs.auto_backup = 0;
230      gpgme_set_pgm_string ("WinPT "PGM_VERSION);      reg_prefs.cache_time = 0;
231        reg_prefs.expert = 0;
232      s = PTD_get_version ();      reg_prefs.keylist_mode = 1;
233      if (strcmp (s, "0.8.0")) {      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");
234          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      reg_prefs.no_zip_mmedia = 1;
235                   _("Please update your PTD.dll to the newest version, "      reg_prefs.use_tmpfiles = 1;
236                     "the version (%s) you use is too old."), s);      reg_prefs.word_wrap = 80;
237          return 0;      reg_prefs.use_viewer = 0; /* XXX */
238      }  }
239    
240      if (gpg_md_selftest ()) {  char* multi_gnupg_path (void);
241          msg_box (NULL, _("Cryptographic selftest failed."),  
242                   _("WinPT Error"), MB_ERR);  const char * fm_get_file_type (const char *fname, int *r_type);
243          return 0;  
244      }  /* Main entry point. */
245    int WINAPI
246      if (cmdline && stristr (cmdline, "--mobile")) {  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
247          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!", "WinPT", MB_INFO);  {
248          mobile = 1;      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
249      }      HACCEL accel_tab;
250        int rc, ec, created = 0, nfiles = 0;
251      set_default_kserver ();      int first_start = 0, start_gpgprefs = 0;
252        int winpt_inst_found = 0;
253      if (!mobile) {      const char *s;
254          regist_inst_gnupg (1);      MSG msg;
255          regist_inst_winpt (1, &created);      HWND hwnd = NULL;
256      }  
257      else {      glob_hinst = hinst;
258          enable_mobile_mode ();  
259          /* XXX: ask for GPG path */  #ifdef _DEBUG
260          created = 1; /* Disable registry writing */      gpg_set_debug_mode (1);
261      }      debug = 1;
262    #endif
263      if (!created) {  
264          memset (&reg_prefs, 0, sizeof (reg_prefs));      if (gpg_md_selftest ()) {
265          reg_prefs.use_tmpfiles = 1; /* default */          msg_box (NULL, _("Cryptographic selftest failed."),
266          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */                   _("WinPT Error"), MB_ERR);
267          get_reg_winpt_prefs (&reg_prefs);          return 0;
268          if (!reg_prefs.no_hotkeys)      }
269              hotkeys_modify ();  
270      }      s = gpgme_check_version (MIN_GPGME_VER);
271        if (!s || !*s) {
272      rc = gnupg_check_homedir ();          msg_box (NULL, _("A newer GPGME version is needed; at least "MIN_GPGME_VER),
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));      CreateMutex (NULL, TRUE, PGM_NAME);
278          const char * s = get_filename_dlg (GetActiveWindow (), FILE_OPEN,      if (GetLastError () == ERROR_ALREADY_EXISTS)
279                                             _("Select GPG Public Keyring"),          winpt_inst_found = 1;
280                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),  
281                                             NULL);      if (cmdline && stristr (cmdline, "--mobile")) {
282          if (s && !file_exist_check (s))          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",
283          {                   "WinPT", MB_INFO);
284              size_t n;          mobile = 1;
285              char * p = strrchr (s, '\\');      }
286              if (!p)  
287                  BUG (0);      set_default_kserver ();
288              n = p - s;  
289              if (n)      if (!mobile) {
290              {          regist_inst_gnupg (1);
291                  char * file = new char[n+1];          regist_inst_winpt (1, &created);
292                  if (!file)      }
293                      BUG (NULL);      else {
294                  memset (file, 0, n);          enable_mobile_mode ();
295                  memcpy (file, s, n);          /* XXX: ask for GPG path */
296                  file[n] = '\0';                  created = 1; /* Disable registry writing */
297                  set_reg_entry_gpg ("HomeDir", file);      }
298                  free_if_alloc (file);  
299                  gnupg_check_homedir (); /* change gpgProgram if needed */      if (!created) {
300              }          memset (&reg_prefs, 0, sizeof (reg_prefs));
301          }          reg_prefs.use_tmpfiles = 1; /* default */
302          else {          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
303              msg_box (NULL, _("GPG home directory could not be determited."),          get_reg_winpt_prefs (&reg_prefs);
304                       _("WinPT Error"), MB_ERR);          if (!reg_prefs.no_hotkeys)
305              goto start;              hotkeys_modify ();
306          }          gnupg_load_config ();
307      }      }
308    
309      rc = check_gnupg_prog ();      rc = gnupg_check_homedir ();
310      if (rc) {      if (rc) {
311          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"          log_box (_("WinPT Error"), MB_ERR,
312                               "Do you want to start the GPG preferences to "                   _("GPG home directory is not set correctly.\n"
313                               "correct  this problem?"), _("WinPT Error"),                     "Please check the GPG registry settings:\n%s."),
314                               MB_INFO|MB_YESNO) == IDYES)                   winpt_strerror (rc));
315              start_gpgprefs = 1;          s = get_fileopen_dlg (GetActiveWindow (),
316          else                                _("Select GPG Public Keyring"),
317          {                                _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),
318              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                                NULL);
319              return 0;          if (s != NULL) {
320          }              size_t n;
321      }              char * p = strrchr (s, '\\');
322                if (!p)
323      rc = gnupg_access_files ();                  BUG (0);
324      if (!start_gpgprefs && rc)              n = p - s;
325      {              if (n) {
326          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)                  char * file = new char[n+1];
327          {                  if (!file)
328              ec = msg_box (NULL,                      BUG (NULL);
329                  _("Could not access and/or find the public and secret keyring.\n"                  memset (file, 0, n);
330                    "If this is an accident, quit the program and fix it.\n\n"                  memcpy (file, s, n);
331                    "Continue if you want that WinPT offers you more choices.\n"),                  file[n] = '\0';        
332                    "WinPT", MB_INFO|MB_YESNO);                  set_reg_entry_gpg ("HomeDir", file);
333              if (ec == IDYES)                  free_if_alloc (file);
334                  first_start = 1;                  gnupg_check_homedir (); /* change gpgProgram if needed */
335          }              }
336          if (!first_start)          }
337          {          else {
338              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);              msg_box (NULL, _("GPG home directory could not be determited."),
339              return 0;                       _("WinPT Error"), MB_ERR);
340          }              goto start;
341      }          }
342        }
343      if (!first_start)  
344      {      rc = check_gnupg_prog ();
345          rc = gpg_check_permissions (1);      if (rc) {
346          if (rc && rc == 2)          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
347              gpg_read_only = 1;                               "Do you want to start the GPG preferences to "
348          else if (rc)                               "correct  this problem?"), _("WinPT Error"),
349              return 0;                               MB_INFO|MB_YESNO) == IDYES)
350      }              start_gpgprefs = 1;
351            else
352      load_gettext ();          {
353      init_gnupg_table ();              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
354                return 0;
355      nfiles = fm_parse_command_line (cmdline);          }
356      if (nfiles > 0)      }
357          return 0;  
358        rc = gnupg_access_files ();
359      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      if (!start_gpgprefs && rc) {
360          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
361                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,              ec = msg_box (NULL,
362                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);                  _("Could not access and/or find the public and secret keyring.\n"
363          free_gnupg_table ();                    "If this is an accident, quit the program and fix it.\n\n"
364          return 0;                    "Continue if you want that WinPT offers you more choices.\n"),
365      }                    "WinPT", MB_INFO|MB_YESNO);
366                if (ec == IDYES)
367      load_keyserver_conf (cmdline? 1 : 0);                  first_start = 1;
368      if (start_keymanager) {          }
369          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,          if (!first_start) {
370                              GetDesktopWindow(), keymanager_dlg_proc, NULL,              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
371                              _("Key Manager"), IDS_WINPT_KEYMISC);              return 0;
372          keycache_release ();          }
373          free_gnupg_table ();      }
374          return 0;  
375      }      if (!first_start) {
376            rc = gpg_check_permissions (1);
377      if (cmdline && (stristr (cmdline, "--keymanager")          if (rc && rc == 2)
378                  || stristr (cmdline, "--cardmanager"))) {              gpg_read_only = 1;
379          update_keycache (GetDesktopWindow ());          else if (rc)
380          if (stristr (cmdline, "keymanager"))              return 0;
381              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,      }
382                              GetDesktopWindow(), keymanager_dlg_proc, NULL,  
383                              _("Key Manager"), IDS_WINPT_KEYMISC);        load_gettext (winpt_inst_found);
384          else {      init_gnupg_table ();
385              gpgme_card_t crd = smartcard_init ();  
386              if (crd)      nfiles = fm_parse_command_line (cmdline);
387                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,      if (nfiles > 0) {
388                                    GetDesktopWindow(), card_edit_dlg_proc,          free_gnupg_table ();
389                                    (LPARAM)crd, _("Card Manager"),          return 0;
390                                    IDS_WINPT_CARD_EDIT);      }
391              gpgme_card_release (crd);  
392          }      if (cmdline && stristr (cmdline, "--wipe-freespace")) {
393          keycache_release ();          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
394          free_gnupg_table ();                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,
395          return 0;                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
396      }          free_gnupg_table ();
397            return 0;
398      CreateMutex (NULL, TRUE, PGM_NAME);      }
399      if (GetLastError () == ERROR_ALREADY_EXISTS) {  
400          free_gnupg_table ();      load_keyserver_conf (cmdline? 1 : 0);
401          return 0;  
402      }      if (cmdline && (stristr (cmdline, "--keymanager")
403                    || stristr (cmdline, "--cardmanager"))) {
404      if (cmdline) {          update_keycache (GetDesktopWindow ());
405          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {          if (stristr (cmdline, "keymanager"))
406              gpgme_set_debug_mode (1);              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,
407              winpt_debug_msg ();                              GetDesktopWindow(), keymanager_dlg_proc, NULL,
408              debug = 1;                              _("Key Manager"), IDS_WINPT_KEYMISC);  
409          }          else {
410      }              gpg_card_t crd = gpg_card_load ();
411                if (crd)
412      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,
413      rc = RegisterClass (&wc);                                    GetDesktopWindow(), card_edit_dlg_proc,
414      if (rc == FALSE) {                                    (LPARAM)crd, _("Card Manager"),
415          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);                                    IDS_WINPT_CARD_EDIT);
416          free_gnupg_table ();              gpg_card_release (crd);
417          return 0;          }
418      }          keycache_release (0);
419            free_gnupg_table ();
420      hwnd = CreateWindow (PGM_NAME,          return 0;
421                           PGM_NAME,      }
422                           0, 0, 0, 0, 0,  
423                           NULL,      /* If we found another WinPT instance, just quit to avoid it
424                           NULL,         will be executed twice. */
425                           hinst,      if (winpt_inst_found) {
426                           NULL);          log_debug ("%s", "WinMain: WinPT is already running.");
427      if (hwnd == NULL) {          free_gnupg_table ();
428          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);          return 0;
429          free_gnupg_table ();      }
430          return 0;  
431      }      if (cmdline) {
432      glob_hwnd = hwnd;          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {
433      UpdateWindow (hwnd);              gpg_set_debug_mode (1);
434                winpt_debug_msg ();
435      if (!first_start && !start_gpgprefs) {              debug = 1;
436          gnupg_backup_options (1);          }
437          gnupg_backup_options (0);      }
438            
439          rc = check_crypto_engine ();      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
440          if (rc) {      rc = RegisterClass (&wc);
441              DestroyWindow (hwnd);      if (rc == FALSE) {
442              free_gnupg_table ();          msg_box (NULL, _("Could not register window class"),
443              return 0;                   _("WinPT Error"), MB_ERR);
444          }          free_gnupg_table ();
445      }          return 0;
446        }
447      if (start_gpgprefs)  
448      {      hwnd = CreateWindow (PGM_NAME,
449          char *ring;                           PGM_NAME,
450          size_t size = 0;                           0, 0, 0, 0, 0,
451          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                           NULL,
452                          gpgprefs_dlg_proc, NULL);                           NULL,
453          ring = get_gnupg_keyring (0, !NO_STRICT);                           hinst,
454          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)                           NULL);
455              first_start = 1; /* The keyring is empty! */      if (hwnd == NULL) {
456          free_if_alloc (ring);          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
457      }          free_gnupg_table ();
458            return 0;
459      if (first_start) {      }
460          struct key_wizard_s c, dummy;      glob_hwnd = hwnd;
461  start:      UpdateWindow (hwnd);
462          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, hwnd,  
463                          first_run_dlg_proc, (LPARAM)&dummy);      if (!first_start && !start_gpgprefs) {
464          switch (dummy.interactive)          gnupg_backup_options ();        
465          {          rc = check_crypto_engine ();
466          case SETUP_KEYGEN:          if (rc) {
467              c.interactive = 1;              DestroyWindow (hwnd);
468              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,              free_gnupg_table ();
469                                   hwnd, keygen_wizard_dlg_proc, (LPARAM)&c);              return 0;
470              if (!rc)          }
471                  goto start;      }
472              break;      
473        if (start_gpgprefs) {
474          case SETUP_IMPORT:          char *ring;
475              rc = gnupg_copy_keyrings ();  
476              if (rc) {          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
477                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);                          gpgprefs_dlg_proc, 0);
478                  goto start;          ring = get_gnupg_keyring (0, !NO_STRICT);
479              }          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)
480              break;              first_start = 1; /* The keyring is empty! */
481            free_if_alloc (ring);
482          case SETUP_EXISTING:      }
483              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,  
484                              gpgprefs_dlg_proc, NULL);      if (first_start) {
485              break;          struct first_start_s fs;
486            struct genkey_s c;
487          case -1:          HWND h;
488              DestroyWindow (hwnd);  start:
489              free_gnupg_table ();          h = GetDesktopWindow ();
490              return 0;          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
491          }                              gpgprefs_dlg_proc, 0);
492          update_keycache (hwnd);          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
493          check_crypto_engine ();                          first_run_dlg_proc, (LPARAM)&fs);
494      }          switch (fs.choice) {
495      else {          case SETUP_KEYGEN:
496          gpgme_keycache_t c;              c.interactive = 1;
497          update_keycache (hwnd);              c.first_start = 1;
498          c = keycache_get_ctx (1);              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
499          if (!c || !gpgme_keycache_count (c)) {                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);
500              gnupg_display_error ();              if (!rc)
501              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"                  goto start;
502                               "Please check your GPG config (keyrings, pathes...)"),              break;
503                               _("WinPT Error"), MB_ERR);  
504              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"          case SETUP_IMPORT:
505                                    "Do you want to start the GPG preferences dialog?"),              rc = gnupg_copy_keyrings ();
506                              "WinPT", MB_INFO|MB_YESNO);              if (rc) {
507              if (ec == IDYES) {                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
508                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,                  goto start;
509                                  gpgprefs_dlg_proc, NULL);              }
510                  update_keycache (hwnd);              break;
511              }  
512              else {          case -1:
513                  DestroyWindow (hwnd);              DestroyWindow (hwnd);
514                  free_gnupg_table ();              free_gnupg_table ();
515                  return 0;              return 0;
516              }          }
517          }          update_keycache (hwnd);
518          if (check_default_key (c)) {          check_crypto_engine ();
519              char * p = get_gnupg_default_key ();      }
520              log_box (_("WinPT Error"), MB_ERR,      else {
521                       _("Default key from the GPG options file could not be found.\n"          gpg_keycache_t c;
522                         "Please check your gpg.conf (options) to correct this:\n\n"          update_keycache (hwnd);
523                         "%s: public key not found."), p? p : "[null]");          c = keycache_get_ctx (1);
524              free_if_alloc (p);          if (!c || !gpg_keycache_get_size (c)) {
525              DestroyWindow (hwnd);              gnupg_display_error ();
526              free_gnupg_table ();              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
527              return 0;                               "Please check your GPG config (keyrings, pathes...)"),
528          }                               _("WinPT Error"), MB_ERR);
529          if (count_insecure_elgkeys ())              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"
530              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,                                    "Do you want to start the GPG preferences dialog?"),
531                              elgamal_warn_dlg_proc, NULL);                              "WinPT", MB_INFO|MB_YESNO);
532      }              if (ec == IDYES) {
533                    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
534      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);                                  gpgprefs_dlg_proc, 0);
535      keyring_check_last_access (); /* init */                  update_keycache (hwnd);
536      while (GetMessage (&msg, hwnd, 0, 0)) {              }
537          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {              else {
538              TranslateMessage (&msg);                  DestroyWindow (hwnd);
539              DispatchMessage (&msg);                  free_gnupg_table ();
540          }                  return 0;
541      }              }
542                    }
543      return 0;          if (check_default_key (c)) {
544  } /* WinMain */              char * p = get_gnupg_default_key ();
545                log_box (_("WinPT Error"), MB_ERR,
546                         _("Default key from the GPG options file could not be found.\n"
547                           "Please check your gpg.conf (options) to correct this:\n\n"
548                           "%s: public key not found."), p? p : "[null]");
549                free_if_alloc (p);
550                DestroyWindow (hwnd);
551                free_gnupg_table ();
552                return 0;
553            }
554            if (count_insecure_elgkeys ())
555                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
556                                elgamal_warn_dlg_proc, 0);
557        }
558    
559        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
560        keyring_check_last_access (); /* init */
561        while (GetMessage (&msg, hwnd, 0, 0)) {
562            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
563                TranslateMessage (&msg);
564                DispatchMessage (&msg);
565            }
566        }
567            
568        return 0;
569    }
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