/[winpt]/trunk/Src/WinPT.cpp
ViewVC logotype

Diff of /trunk/Src/WinPT.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 25 by twoaday, Wed Oct 12 10:04:26 2005 UTC revision 271 by twoaday, Sun Nov 5 08:57:45 2006 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) 2000-2006 Timo Schulz
3   *   *
4   * This file is part of WinPT.   * This file is part of WinPT.
5   *   *
6   * WinPT is free software; you can redistribute it and/or modify   * WinPT is free software; you can redistribute it and/or modify
7   * it under the terms of the GNU General Public License as published by   * it under the terms of the GNU General Public License as published by
8   * the Free Software Foundation; either version 2 of the License, or   * the Free Software Foundation; either version 2 of the License, or
9   * (at your option) any later version.   * (at your option) any later version.
10   *   *
11   * WinPT is distributed in the hope that it will be useful,   * WinPT is distributed in the hope that it will be useful,
12   * but WITHOUT ANY WARRANTY; without even the implied warranty of   * but WITHOUT ANY WARRANTY; without even the implied warranty of
13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   * GNU General Public License for more details.   * GNU General Public License for more details.
15   *   *
16   * You should have received a copy of the GNU General Public License   * You should have received a copy of the GNU General Public License
17   * along with WinPT; if not, write to the Free Software Foundation,   * along with WinPT; if not, write to the Free Software Foundation,
18   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA   * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19   */   */
20  #include <windows.h>  #ifdef HAVE_CONFIG_H
21    #include <config.h>
22  #include "../resource.h"  #endif
23  #include "wptTypes.h"  
24  #include "wptW32API.h"  #include <windows.h>
25  #include "wptVersion.h"  #include <shlobj.h>
26  #include "wptErrors.h"  
27  #include "wptGPG.h"  #include "resource.h"
28  #include "wptRegistry.h"  #include "wptTypes.h"
29  #include "wptCommonCtl.h"  #include "wptW32API.h"
30  #include "wptDlgs.h"  #include "wptVersion.h"
31  #include "wptNLS.h"  #include "wptErrors.h"
32  #include "wptKeyserver.h"  #include "wptGPG.h"
33  #include "wptCard.h"  #include "wptRegistry.h"
34  #include "wptFileManager.h"  #include "wptCommonCtl.h"
35  #include "wptContext.h"  #include "wptDlgs.h"
36  #include "wptCardEdit.h"  #include "wptNLS.h"
37    #include "wptKeyserver.h"
38  HINSTANCE glob_hinst; /* global instance for the dialogs */  #include "wptCard.h"
39  HWND glob_hwnd; /* global window handle for the dialogs */  #include "wptFileManager.h"
40  HWND activ_hwnd;  #include "wptContext.h"
41  LOCK mo_file;  #include "wptCardEdit.h"
42  int scard_support = 0;  #include "wptCrypto.h"
43  int debug = 0;  #include "wptUTF8.h"
44  int mobile = 0;  
45  int gpg_read_only = 0;  void remove_crit_file_attrs (const char *fname, int force);
46  char gpgver[3];  BOOL user_is_admin (void);
47    extern "C" int  pcsc_available (void);
48  static void  
49  update_keycache (HWND hwnd)  /* Global variables. */
50  {  HINSTANCE glob_hinst;   /* global instance for the dialogs */
51      refresh_cache_s rcs = {0};  HWND glob_hwnd;         /* global window handle for the dialogs */
52      rcs.kr_reload = 0;  int scard_support = 0;
53      rcs.kr_update = 1;  int debug = 0;
54      rcs.tr_update = 1;  int gpg_read_only = 0;
55      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,  int admin_user = 0;
56                      keycache_dlg_proc, (LPARAM)&rcs);  char gpgver[3];
57  } /* update_keycache */  /* End */
58    
59    
60  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */  /* Load the key cache and rebuild the signature cache. */
61  void  int
62  gpg_set_debug_mode (int val)  update_keycache (HWND hwnd)
63  {        {
64      if (val)      int err;
65          putenv ("GPGME_DEBUG=5:gpgme.dbg");  
66      else      refresh_cache_s rcs = {0};
67          putenv ("GPGME_DEBUG=");      rcs.kr_reload = 0;
68  }      rcs.kr_update = 1;
69        rcs.tr_update = 1;
70  static char *      err = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
71  get_gettext_lang (void)                      keycache_dlg_proc, (LPARAM)&rcs);
72  {          if (err) {
73      char * fname;          char *cfgf = get_gnupg_config ();
74      fname = get_reg_entry_mo ();          if (cfgf && check_gnupg_options (cfgf, 0) == WPTERR_FILE_EXIST)
75      if (!fname)              msg_box (NULL, _("The gpg.conf contains at least one argument which points to a non-existing file."), "WinPT", MB_ERR);
76          return NULL;          free_if_alloc (cfgf);
77      return fname;          return -1;
78  } /* get_gettext_lang */      }
79        return 0;
80    }
81  static void  
82  load_gettext (void)  
83  {  /* Set GPGME debug mode. If @val is 0, the debug mode is disabled. */
84      char *nls = NULL;  void
85      char *file = NULL;  gpg_set_debug_mode (int val)
86    {
87      nls = get_gettext_lang ();      static char buf[256];
88      if (nls) {      char tmp[128];
89          set_gettext_file ("winpt", nls);      
90          file = make_filename (nls, "winpt", "mo");      /* XXX: no gpgme.dbg is created. */
91          if (!file_exist_check (nls) && init_file_lock (&mo_file, file))  {      if (val > 0) {
92              msg_box (NULL, _("Could not initizalize file lock.\n"          GetTempPath (DIM (tmp)-1, tmp);
93                               "Native Language Support"),          _snprintf (buf, DIM (buf)-1, "GPGME_DEBUG=5:%sgpgme.dbg", tmp);
94                       _("WinPT Error"), MB_ERR);          putenv (buf);
95          }      }
96          free_if_alloc (nls);      else
97          free_if_alloc (file);          putenv ("GPGME_DEBUG=");
98      }  }
99  } /* load_gettext */  
100    
101    /* Initialize the gettext sub system. */
102  /* check if the default key from the gpg.conf file is available in the  static void
103     keyring. if not, bail out because encryption won't work properly then. */  load_gettext (void)
104  static int  {
105  check_default_key (gpg_keycache_t kc)      char *nls;
106  {  
107      gpgme_key_t key;      /* Return the name of the gettext language file. */
108      gpgme_error_t err = GPG_ERR_NO_ERROR;      nls = get_reg_entry_mo ();
109      char * defkey;      if (nls != NULL) {
110            set_gettext_file ("winpt", nls);
111      defkey = get_gnupg_default_key ();          free_if_alloc (nls);
112      if (defkey)      }
113          err = gpg_keycache_find_key (kc, defkey, 0, &key);  }
114      free_if_alloc (defkey);  
115      return err? -1 : 0;  
116  } /* check_default_key */  /* Return true if the GPG environment is useable. */
117    static bool
118    gpg_prefs_ok (void)
119  /* Return the WinPT program file name (with full pathname). */  {
120  static const char *      char *p;
121  get_prog_part (const char * fname, int use_cwd)  
122  {      p = get_reg_entry_gpg4win ("gpg.exe");
123      static char program[1024];      if (!p || file_exist_check (p) != 0) {
124      char currdir[256], * cmd = NULL;          free_if_alloc (p);
125      int j;          p = get_reg_entry_gpg ("gpgProgram");
126                    if (!p || file_exist_check (p) != 0) {
127      memset (currdir, 0, DIM (currdir));              free_if_alloc (p);
128      memset (program, 0, DIM (program));              log_debug ("gpg_prefs_ok: could not locate gpg.exe");
129                        return false;
130      if (use_cwd) {          }
131          GetCurrentDirectory (DIM (currdir)-1, currdir);      }
132          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);      free_if_alloc (p);
133      }      p = get_reg_entry_gpg4win (NULL);
134      else {      if (!p || dir_exist_check (p) != 0) {
135          cmd = GetCommandLine ();          free_if_alloc (p);
136          if (cmd == NULL)          p = get_reg_entry_gpg ("HomeDir");
137              return NULL;          if (!p || dir_exist_check (p) != 0) {
138          strncpy (currdir, cmd, 255);              free_if_alloc (p);
139          j = strlen (currdir);              log_debug ("gpg_prefs_ok: could not determine home directory");
140          while (j--) {              return false;
141              if (currdir[j] == '\\')          }
142                  break;                }
143          }      free_if_alloc (p);
144          currdir[j] = 0;      return true;
145          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);  }
146      }  
147      return program;  
148  } /* get_prog_part */  /* Check gpg files if they are read-only and ask the user
149       if this should be corrected. */
150    static void
151  static int  check_readonly_attr (const char *homedir)
152  check_crypto_engine (void)  {
153  {      const char *files[] = {"pubring.gpg", "secring.gpg", "trustdb.gpg", NULL};
154      int ma=1, mi=4, pa=0; /* GPG 1.4.0 */      char *file;
155      int rc;      int i;
156    
157      rc = check_gnupg_engine (&ma, &mi, &pa);      for (i=0; files[i] != NULL; i++) {
158      if (rc == -1) {          file = make_filename (homedir, files[i], NULL);
159          msg_box (NULL, _("Could not read GnuPG version."), _("WinPT Error"), MB_ERR);          remove_crit_file_attrs (file, 0);
160          return rc;          free_if_alloc (file);
161      }      }
162      else if (rc) {  }
163          log_box (_("WinPT Error"), MB_ERR,  
164                   _("Sorry, you need a newer GPG version.\n"  
165                     "GPG version %d.%d.%d required GPG version 1.4.0"),  /* Load the GPG environment. On the first start, some
166                     ma, mi, pa);     checks are performed to find out in what state GPG is.
167          return rc;     Return value: 0  everything OK.
168      }                   >0  fatal error.
169      /* We enable smartcard support for GPG: 1.9.x or >= 1.4.0 */                   -1 public keyring is empty or does not exist. */
170      if (ma >= 1 && mi >= 4)  static int
171          scard_support = 1;  load_gpg_env (void)
172    {
173      gpgver[0] = ma;      SECURITY_ATTRIBUTES sec_attr;
174      gpgver[1] = mi;      char *p;
175      gpgver[2] = pa;      char *pkr;
176      return rc;      int err = 0;
177  } /* check_crypto_engine */  
178        p = get_reg_entry_gpg4win ("gpg.exe");
179        if (!p)
180  static int          return (1);
181  load_keyserver_conf (int quiet)      if (file_exist_check (p)) {
182  {          free_if_alloc (p);
183      const char * t;          return (1);
184      int rc;      }
185        free_if_alloc (p);
186      if (reg_prefs.kserv_conf)  
187          t = reg_prefs.kserv_conf;      p = get_reg_entry_gpg ("HomeDir");
188      else if (!file_exist_check (get_prog_part ("keyserver.conf", 0)))      if (!p || dir_exist_check (p) != 0) {
189          t = get_prog_part ("keyserver.conf", 0);          free_if_alloc (p);
190      else          p = multi_gnupg_path (0);
191          t = "keyserver.conf";      }
192      rc = kserver_load_conf (t);      if (p && dir_exist_check (p)) {
193      if (rc && !quiet)          memset (&sec_attr, 0, sizeof (sec_attr));
194          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);          sec_attr.nLength = sizeof (sec_attr);
195      return rc;          if (!CreateDirectory (p, &sec_attr)) {
196  }              msg_box (NULL, _("Could not create GPG home directory"),
197                         _("WinPT Error"), MB_ERR);
198                free_if_alloc (p);
199  static void              return (2);
200  enable_mobile_mode (void)          }
201  {      }
202      memset (&reg_prefs, 0, sizeof (reg_prefs));      check_readonly_attr (p);
203      reg_prefs.always_trust = 0;      pkr = make_filename (p, "pubring", "gpg");
204      reg_prefs.auto_backup = 0;      free_if_alloc (p);
205      reg_prefs.cache_time = 0;      if (get_file_size (pkr) == 0)
206      reg_prefs.expert = 0;          err = -1;
207      reg_prefs.keylist_mode = 1;      free_if_alloc (pkr);
208      reg_prefs.kserv_conf = m_strdup ("keyserver.conf");      return err;
209      reg_prefs.no_zip_mmedia = 1;  }
210      reg_prefs.use_tmpfiles = 1;  
211      reg_prefs.word_wrap = 80;  
212      reg_prefs.use_viewer = 0; /* XXX */  /* check if the default key from the gpg.conf file is available in the
213  }     keyring. if not, bail out because encryption won't work properly then. */
214    static int
215  char* get_subkey_fingerprint (gpgme_ctx_t ctx, const char *keyid);  check_default_key (gpg_keycache_t kc)
216    {
217  int WINAPI      gpgme_key_t key;
218        gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR);
219  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)      char *defkey;
220  {  
221      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};      defkey = get_gnupg_default_key ();
222      HACCEL accel_tab;      if (defkey)
223      int rc, ec, created = 0, use_cwd = 0, nfiles = 0;          err = gpg_keycache_find_key (kc, defkey, 0, &key);
224      int first_start = 0, start_gpgprefs = 0;      else
225      const char * s;          msg_box (NULL, _("No useable secret key found."),
226      MSG msg;                   _("WinPT Warning"), MB_WARN);
227      HWND hwnd = NULL;      free_if_alloc (defkey);
228        return err? -1 : 0;
229      glob_hinst = hinst;  }
230    
231      #ifdef _DEBUG  
232      gpg_set_debug_mode (1);  /* Return the WinPT program file name (with full pathname). */
233      debug = 1;  static const char*
234      #endif  get_prog_part (const char * fname, int use_cwd)
235    {
236      s = PTD_get_version ();      static char program[2*MAX_PATH+1];
237      if (strcmp (s, "0.8.0")) {      char currdir[MAX_PATH+1];
238          log_box (_("Privacy Tray Dynamic (PTD)"), MB_ERR,      char *cmd = NULL;
239                   _("Please update your PTD.dll to the newest version, "      int j;
240                     "the version (%s) you use is too old."), s);          
241          return 0;      memset (currdir, 0, DIM (currdir));
242      }      memset (program, 0, DIM (program));
243            
244      if (gpg_md_selftest ()) {      if (use_cwd) {
245          msg_box (NULL, _("Cryptographic selftest failed."),          GetCurrentDirectory (DIM (currdir)-1, currdir);
246                   _("WinPT Error"), MB_ERR);          _snprintf (program, DIM (program)-1, "%s\\%s", currdir, fname);
247          return 0;      }
248      }      else {
249            cmd = GetCommandLine ();
250      s = gpgme_check_version ("1.1.0");          if (!cmd)
251      if (!s || !*s) {              return NULL;
252          msg_box (NULL, _("A newer GPGME version is needed."), "WinPT Error", MB_ERR);          strncpy (currdir, cmd, DIM (currdir)-1);
253          return 0;          j = strlen (currdir);
254      }          while (j--) {
255                if (currdir[j] == '\\')
256      if (cmdline && stristr (cmdline, "--mobile")) {                  break;
257          msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",          }
258                   "WinPT", MB_INFO);          currdir[j] = 0;
259          mobile = 1;          _snprintf (program, DIM (program)-1, "%s\\%s", currdir + 1, fname);
260      }      }
261        return program;
262      set_default_kserver ();  }
263    
264      if (!mobile) {  
265          regist_inst_gnupg (1);  /* Check that the underlying crypto engine fullfills the minimal
266          regist_inst_winpt (1, &created);     requirements so all commands work properly. */
267      }  static bool
268      else {  check_crypto_engine (void)
269          enable_mobile_mode ();  {
270          /* XXX: ask for GPG path */      int ma = 0, mi = 0, pa = 0;
271          created = 1; /* Disable registry writing */      int rc;
272      }  
273        rc = check_gnupg_engine (NEED_GPG_VERSION, &ma, &mi, &pa);
274      if (!created) {      if (rc == -1) {
275          memset (&reg_prefs, 0, sizeof (reg_prefs));          msg_box (NULL, _("Could not read GnuPG version."),
276          reg_prefs.use_tmpfiles = 1; /* default */                   _("WinPT Error"), MB_ERR);
277          reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */          return false;
278          get_reg_winpt_prefs (&reg_prefs);      }
279          if (!reg_prefs.no_hotkeys)      else if (rc) {
280              hotkeys_modify ();          log_box (_("WinPT Error"), MB_ERR,
281      }                   _("Sorry, you need a newer GPG version.\n"
282                       "GPG version %d.%d.%d required GPG version "NEED_GPG_VERSION),
283      rc = gnupg_check_homedir ();                     ma, mi, pa);
284      if (rc) {          return false;
285          log_box (_("WinPT Error"), MB_ERR,      }
286                   _("GPG home directory is not set correctly.\n"      /* Enable smart card support for GPG 2 or >= 1.4 */
287                     "Please check the GPG registry settings:\n%s."),      if ((ma > 1 || pa >= 4) && pcsc_available ())
288                   winpt_strerror (rc));          scard_support = 1;
289          const char * s = get_fileopen_dlg (GetActiveWindow (),  
290                                             _("Select GPG Public Keyring"),      gpgver[0] = ma;
291                                             _("GPG Keyrings (*.gpg)\0*.gpg\0\0"),      gpgver[1] = mi;
292                                             NULL);      gpgver[2] = pa;
293          if (s != NULL) {      return true;
294              size_t n;  }
295              char * p = strrchr (s, '\\');  
296              if (!p)  
297                  BUG (0);  /* Try to load the keyserver config file. If @quiet is 1
298              n = p - s;     do not show any errors. */
299              if (n)  static int
300              {  load_keyserver_conf (int quiet)
301                  char * file = new char[n+1];  {    
302                  if (!file)      const char *t, *conf;
303                      BUG (NULL);      char *buf;
304                  memset (file, 0, n);      int rc;
305                  memcpy (file, s, n);  
306                  file[n] = '\0';              #ifdef WINPT_MOBILE
307                  set_reg_entry_gpg ("HomeDir", file);      /* In mobile mode we automatically assume the config file
308                  free_if_alloc (file);         in the current directory. */
309                  gnupg_check_homedir (); /* change gpgProgram if needed */      return kserver_load_conf ("keyserver.conf");
310              }      #endif
311          }  
312          else {      /* Create $APPDATA\winpt if needed. */
313              msg_box (NULL, _("GPG home directory could not be determited."),      buf = make_special_filename (CSIDL_APPDATA, "winpt", NULL);
314                       _("WinPT Error"), MB_ERR);      if (buf && dir_exist_check (buf) && !CreateDirectory (buf, NULL)) {
315              goto start;          MessageBox (NULL, _("Failed to create WinPT directory"),
316          }                      _("Keyserver"), MB_ERR);
317      }          free_if_alloc (buf);
318            return -1;
319      rc = check_gnupg_prog ();      }
320      if (rc) {      free_if_alloc (buf);
321          if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"  
322                               "Do you want to start the GPG preferences to "      /* Check for $APPDATA\winpt\keyserver.conf */
323                               "correct  this problem?"), _("WinPT Error"),      buf = make_special_filename (CSIDL_APPDATA, "winpt\\keyserver.conf", NULL);
324                               MB_INFO|MB_YESNO) == IDYES)  
325              start_gpgprefs = 1;      conf = get_prog_part ("keyserver.conf", 0);
326          else      if (!file_exist_check (conf))
327          {          t = conf;
328              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);      else
329              return 0;          t = "keyserver.conf";
330          }      if (file_exist_check (t) == 0 && file_exist_check (buf) != 0) {
331      }          if (!CopyFile (t, buf, FALSE)) {
332                MessageBox (NULL, _("Failed to copy the keyserver.conf"),
333      rc = gnupg_access_files ();                          _("Keyserver"), MB_ERR);
334      if (!start_gpgprefs && rc)              free_if_alloc (buf);
335      {              return -1;
336          if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS)          }
337          {          t = buf;
338              ec = msg_box (NULL,      }
339                  _("Could not access and/or find the public and secret keyring.\n"      else
340                    "If this is an accident, quit the program and fix it.\n\n"          t = buf;
341                    "Continue if you want that WinPT offers you more choices.\n"),      
342                    "WinPT", MB_INFO|MB_YESNO);      rc = kserver_load_conf (t);
343              if (ec == IDYES)      if (rc && !quiet)
344                  first_start = 1;          msg_box (NULL, winpt_strerror (rc), _("Keyserver"), MB_ERR);
345          }      else {
346          if (!first_start)          free_if_alloc (reg_prefs.kserv_conf);
347          {          reg_prefs.kserv_conf = m_strdup (t);
348              msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);      }
349              return 0;      free_if_alloc (buf);
350          }      return rc;
351      }  }
352    
353      if (!first_start)  
354      {  /* Check if both keyrings are empty. This indicates that
355          rc = gpg_check_permissions (1);     WinPT should offer to generate a key pair. */
356          if (rc && rc == 2)  static bool
357              gpg_read_only = 1;  check_for_empty_keyrings (bool pub_only)
358          else if (rc)  {
359              return 0;      char *p;
360      }      int n = 0;
361    
362      load_gettext ();      p = get_gnupg_keyring (1, 0);
363      init_gnupg_table ();      if (file_exist_check (p) == 0 && get_file_size (p) == 0)
364            n++;
365      nfiles = fm_parse_command_line (cmdline);      free_if_alloc (p);
366      if (nfiles > 0)      if (pub_only)
367          return 0;          return n == 1? true : false;
368        p = get_gnupg_keyring (0, 0);
369      if (cmdline && stristr (cmdline, "--wipe-freespace")) {      if (file_exist_check (p) == 0 && get_file_size (p) == 0)
370          dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,          n++;
371                              GetDesktopWindow(), space_wipefrees_dlg_proc, NULL,      free_if_alloc (p);
372                              _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);      return n==2? true : false;
373          free_gnupg_table ();  }
374          return 0;  
375      }  
376    #ifdef WINPT_MOBILE
377      load_keyserver_conf (cmdline? 1 : 0);  /* Enable the mobile mode if possible.
378       There are some constraints which must be fullfilled.
379      if (cmdline && (stristr (cmdline, "--keymanager")     Return value: 0 on success. */
380                  || stristr (cmdline, "--cardmanager"))) {  static int
381          update_keycache (GetDesktopWindow ());  enable_mobile_mode (void)
382          if (stristr (cmdline, "keymanager"))  {
383              dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_KEYMISC,      static const char *test_fname = "winpt_mobile_test.txt";
384                              GetDesktopWindow(), keymanager_dlg_proc, NULL,      FILE *fp;
385                              _("Key Manager"), IDS_WINPT_KEYMISC);        char *pubring;
386          else {      ULARGE_INTEGER caller, total;
387              gpg_card_t crd = smartcard_init ();      DWORD temp_size;
388              if (crd)  
389                  dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_CARD_EDIT,      fp = fopen (test_fname, "wb");
390                                    GetDesktopWindow(), card_edit_dlg_proc,      if (fp == NULL) {
391                                    (LPARAM)crd, _("Card Manager"),          MessageBox (NULL, "Mobile mode cannot be used without write permission\n"
392                                    IDS_WINPT_CARD_EDIT);                            "for the current directory", "WinPT Error", MB_ERR);
393              gpg_card_release (crd);              
394          }          return -1;
395          keycache_release (0);      }
396          free_gnupg_table ();      fclose (fp);
397          return 0;      DeleteFile (test_fname);
398      }      if (file_exist_check ("gpg.exe")) {
399            MessageBox (NULL, "The GnuPG program needs to be in the same directory\n"
400      CreateMutex (NULL, TRUE, PGM_NAME);                            "as the WinPT program", "WinPT Error", MB_ERR);
401      if (GetLastError () == ERROR_ALREADY_EXISTS) {          return -1;
402          free_gnupg_table ();      }
403          return 0;      
404      }      /* Because write operations to the keyring result in a temporary
405           file, we need at least 2 MB plus the size of the keyring for
406      if (cmdline) {         free space. */
407          if (stristr (cmdline, "--enable-debug") || stristr (cmdline, "--debug")) {      pubring = get_gnupg_keyring (1);
408              gpg_set_debug_mode (1);      temp_size = get_file_size (pubring) + 2097152;
409              winpt_debug_msg ();      free_if_alloc (pubring);
410              debug = 1;  
411          }      if (!GetDiskFreeSpaceEx (NULL, &caller, &total, NULL) ||
412      }          caller.LowPart < temp_size) {
413            log_box ("WinPT Error", MB_ERR,
414      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));                   "The mobile mode needs at least %lu KB for temporary files",
415      rc = RegisterClass (&wc);                   temp_size/1024);
416      if (rc == FALSE) {          return -1;
417          msg_box (NULL, _("Could not register window class"), _("WinPT Error"), MB_ERR);      }
418          free_gnupg_table ();  
419          return 0;      /* XXX: shall we check for 'temp-directory' in the gpg.conf? */
420      }  
421        return 0;
422      hwnd = CreateWindow (PGM_NAME,  }
423                           PGM_NAME,  #endif
424                           0, 0, 0, 0, 0,  
425                           NULL,  
426                           NULL,  /* Set the default keyserver for this instance. */
427                           hinst,  void
428                           NULL);  set_default_keyserver (void)
429      if (hwnd == NULL) {  {
430          msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);      char *host = get_reg_entry_keyserver ("Default");
431          free_gnupg_table ();      char *str_port = get_reg_entry_keyserver ("Default_Port");
432          return 0;      WORD port = HKP_PORT;
433      }  
434      glob_hwnd = hwnd;      if (!host)
435      UpdateWindow (hwnd);          keyserver_set_default (NULL, 0);
436        else {
437      if (!first_start && !start_gpgprefs) {          if (str_port && *str_port)
438          gnupg_backup_options ();                      port = atoi (str_port);
439          rc = check_crypto_engine ();          keyserver_set_default (host, port);
440          if (rc) {      }
441              DestroyWindow (hwnd);      free_if_alloc (host);
442              free_gnupg_table ();      free_if_alloc (str_port);
443              return 0;  }
444          }  
445      }  
446        /* Display info message that WinPT is now in debug mode. */
447      if (start_gpgprefs) {  void
448          char *ring;  winpt_debug_msg (void)
449          size_t size = 0;  {      
450          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,      char output[512];
451                          gpgprefs_dlg_proc, NULL);      char temp[128];
452          ring = get_gnupg_keyring (0, !NO_STRICT);          
453          if (gnupg_access_keyring (0) == -1 && get_file_size (ring) == 0)      GetTempPath (DIM (temp) -1, temp);
454              first_start = 1; /* The keyring is empty! */      _snprintf (output, DIM (output)-1,
455          free_if_alloc (ring);          "The GPGME output file is %sgpgme.dbg\n"
456      }          "The WinPT output file is %swinpt.log\n", temp, temp);
457        MessageBox (NULL, output, "WinPT now runs in DEBUG MODE", MB_INFO);
458      if (first_start) {  }
459          struct first_start_s fs;  
460          struct genkey_s c;  
461          HWND h;  /* Search for insecure ElGamal keys and return the
462  start:     number of founded keys. */
463          h = GetDesktopWindow ();  static int
464          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,  count_insecure_elgkeys (void)
465                              gpgprefs_dlg_proc, NULL);  {
466          DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,      gpg_keycache_t pc;
467                          first_run_dlg_proc, (LPARAM)&fs);      gpgme_key_t key;
468          switch (fs.choice) {      int n = 0;
469          case SETUP_KEYGEN:  
470              c.interactive = 1;      pc = keycache_get_ctx (1);
471              c.first_start = 1;      while (!gpg_keycache_next_key (pc, 0, &key)) {
472              rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,          if (key->subkeys->pubkey_algo == GPGME_PK_ELG)
473                                   h, keygen_wizard_dlg_proc, (LPARAM)&c);              n++;
474              if (!rc)      }
475                  goto start;      gpg_keycache_rewind (pc);
476              break;      return n;
477    }
478          case SETUP_IMPORT:  
479              rc = gnupg_copy_keyrings ();  
480              if (rc) {  /* Main entry point. */
481                  msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);  int WINAPI
482                  goto start;  WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
483              }  {
484              break;      WNDCLASS wc = {0, winpt_main_proc, 0, 0, hinst, 0, 0, 0, 0, PGM_NAME};
485        HACCEL accel_tab;
486          case -1:      MSG msg;
487              DestroyWindow (hwnd);      HWND hwnd = NULL;
488              free_gnupg_table ();      WORD ver[3], ptdver[4];
489              return 0;      const char *s;
490          }      int rc, ec, created = 0;
491          update_keycache (hwnd);      int first_start = 0, start_gpgprefs = 0;
492          check_crypto_engine ();      int winpt_inst_found = 0;
493      }      int start_manager = 0;    
494      else {  
495          gpg_keycache_t c;  #ifdef WINPT_MOBILE
496          update_keycache (hwnd);      /* Do not continue in case of problems. */
497          c = keycache_get_ctx (1);      if (enable_mobile_mode ())
498          if (!c || !gpg_keycache_get_size (c)) {          return 0;
499              gnupg_display_error ();  #endif
500              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"  
501                               "Please check your GPG config (keyrings, pathes...)"),      glob_hinst = hinst;
502                               _("WinPT Error"), MB_ERR);      if (cmdline && stristr (cmdline, "--stop")) {
503              ec = msg_box (NULL, _("It seems that GPG is not set properly.\n"          hwnd = FindWindow ("WinPT", "WinPT");
504                                    "Do you want to start the GPG preferences dialog?"),          if (hwnd != NULL)
505                              "WinPT", MB_INFO|MB_YESNO);              PostMessage (hwnd, WM_DESTROY, 0, 0);
506              if (ec == IDYES) {          return 0;
507                  DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,      }
508                                  gpgprefs_dlg_proc, NULL);  
509                  update_keycache (hwnd);      #ifdef _DEBUG
510              }      gpg_set_debug_mode (1);
511              else {      debug = 1;
512                  DestroyWindow (hwnd);      #endif
513                  free_gnupg_table ();  
514                  return 0;      get_file_version ("WinPT.exe", &ver[0], &ver[1], &ver[2], &ver[3]);
515              }      ec = get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],  
516          }                                   &ptdver[2], &ptdver[3]);
517          if (check_default_key (c)) {      
518              char * p = get_gnupg_default_key ();      if (!ec && (ptdver[0] != ver[0] ||
519              log_box (_("WinPT Error"), MB_ERR,                  ptdver[1] != ver[1] ||
520                       _("Default key from the GPG options file could not be found.\n"                  ptdver[2] != ver[2])) {
521                         "Please check your gpg.conf (options) to correct this:\n\n"          log_box (_("WinPT Error"), MB_ERR,
522                         "%s: public key not found."), p? p : "[null]");                   _("The PTD.dll file has a different version than WinPT.exe\n"
523              free_if_alloc (p);                     "Please update the PTD.dll to version %d.%d.%d"),
524              DestroyWindow (hwnd);                     ver[0], ver[1], ver[2]);
525              free_gnupg_table ();          return 0;
526              return 0;      }
527          }  
528          if (count_insecure_elgkeys ())      if (gpg_md_selftest ()) {
529              DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,          msg_box (NULL, _("Cryptographic selftest failed."),
530                              elgamal_warn_dlg_proc, NULL);                   _("WinPT Error"), MB_ERR);
531      }          return 0;
532        }
533      accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);  
534      keyring_check_last_access (); /* init */      s = gpgme_check_version (NEED_GPGME_VERSION);
535      while (GetMessage (&msg, hwnd, 0, 0)) {      if (!s || !*s) {
536          if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {          msg_box (NULL, _("A newer GPGME version is needed; at least "NEED_GPGME_VERSION),
537              TranslateMessage (&msg);                   _("WinPT Error"), MB_ERR);
538              DispatchMessage (&msg);          return 0;
539          }      }
540      }  
541                CreateMutex (NULL, TRUE, PGM_NAME);
542      return 0;      if (GetLastError () == ERROR_ALREADY_EXISTS)
543  } /* WinMain */          winpt_inst_found = 1;
544        
545        set_default_keyserver ();
546        load_gettext ();
547        admin_user = user_is_admin ();
548    
549        regist_inst_gnupg (1);
550        regist_inst_winpt (1, &created);
551    
552        if (!created) {
553            memset (&reg_prefs, 0, sizeof (reg_prefs));
554            get_reg_winpt_prefs (&reg_prefs);
555            reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
556            gnupg_load_config ();
557        }
558    
559        if (is_gpg4win_installed ())
560            load_gpg_env (); /* XXX: check return code. */
561    
562        rc = gnupg_check_homedir ();
563        if (rc) {
564            char *p;
565    
566            log_box (_("WinPT Error"), MB_ERR,
567                     _("GPG home directory is not set correctly.\n"
568                       "Please check the GPG registry settings:\n%s."),
569                     winpt_strerror (rc));
570            s = get_fileopen_dlg (GetActiveWindow (),
571                                  _("Select GPG Public Keyring"),
572                                  "GPG Keyrings (*.gpg)\0*.gpg\0\0",
573                                  NULL);
574            if (s != NULL && (p=strrchr (s, '\\'))) {
575                char *path = substr (s, 0, (p-s));
576    
577                set_reg_entry_gpg ("HomeDir", path);
578                free_if_alloc (path);
579            }
580            else {
581                msg_box (NULL, _("GPG home directory could not be determined."),
582                         _("WinPT Error"), MB_ERR);
583                goto start;
584            }
585        }
586    
587        rc = check_gnupg_prog ();
588        if (rc) {
589            if (msg_box (NULL, _("Could not find the GPG binary (gpg.exe).\n"
590                                 "Do you want to start the GPG preferences to "
591                                 "correct  this problem?"), _("WinPT Error"),
592                                 MB_INFO|MB_YESNO) == IDYES)
593                start_gpgprefs = 1;
594            else {
595                msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
596                return 0;
597            }
598        }
599    
600        rc = gnupg_access_files ();
601        if (!start_gpgprefs && rc) {
602            if (rc == WPTERR_GPG_KEYRINGS || rc == WPTERR_GPG_OPT_KEYRINGS) {
603                ec = msg_box (NULL,
604                    _("Could not access and/or find the public and secret keyring.\n"
605                      "If this is an accident, quit the program and fix it.\n\n"
606                      "Continue if you want WinPT to offer you more choices.\n"),
607                      "WinPT", MB_INFO|MB_YESNO);
608                if (ec == IDYES)
609                    first_start = 1;
610            }
611            if (!first_start) {
612                msg_box (NULL, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
613                return 0;
614            }
615        }
616        if (check_for_empty_keyrings (false))
617            first_start = 1;
618    
619        if (!first_start) {
620            rc = gpg_check_permissions (1);
621            if (rc && rc == 2) /* 2 means read-only mode. */
622                gpg_read_only = 1;
623            else if (rc)
624                return 0;
625        }
626        
627        init_gnupg_table ();
628    
629        if (fm_parse_command_line (cmdline) > 0) {
630            free_gnupg_table ();
631            return 0;
632        }
633    
634        if (cmdline && stristr (cmdline, "--wipe-freespace")) {
635            dialog_box_param (glob_hinst, (LPCTSTR)IDD_WINPT_SPACE_SECDEL,
636                                GetDesktopWindow(), space_wipefrees_dlg_proc, 0,
637                                _("Wipe Free Space"), IDS_WINPT_SPACE_SECDEL);
638            free_gnupg_table ();
639            return 0;
640        }
641    
642        load_keyserver_conf (cmdline? 1 : 0);
643    
644        if (cmdline && (stristr (cmdline, "--keymanager")
645                    || stristr (cmdline, "--cardmanager"))) {
646            /* If an instance of WinPT is running, just send the command
647               to open the key manager. Otherwise start a new instance. */
648            HWND tray = FindWindow ("WinPT", "WinPT");
649            if (stristr (cmdline, "keymanager"))
650                start_manager = ID_WINPT_KEY;
651            else
652                start_manager = ID_WINPT_CARD;
653            if (tray != NULL) {
654                PostMessage (tray, WM_COMMAND, start_manager, 0);
655                free_gnupg_table ();
656                return 0;
657            }
658        }
659    
660        /* If we found another WinPT instance, just quit to avoid it
661           will be executed twice. */
662        if (winpt_inst_found) {
663            log_debug ("%s", "WinMain: WinPT is already running.");
664            free_gnupg_table ();
665            return 0;
666        }
667    
668        #ifndef WINPT_MOBILE
669        if (cmdline && (stristr (cmdline, "--enable-debug") ||
670                        stristr (cmdline, "--debug"))) {
671            gpg_set_debug_mode (1);
672            winpt_debug_msg ();
673            debug = 1;
674        }
675        #endif
676    
677        wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
678        rc = RegisterClass (&wc);
679        if (rc == FALSE) {
680            msg_box (NULL, _("Could not register window class"),
681                     _("WinPT Error"), MB_ERR);
682            free_gnupg_table ();
683            return 0;
684        }
685    
686        hwnd = CreateWindow (PGM_NAME,
687                             PGM_NAME,
688                             0, 0, 0, 0, 0,
689                             NULL,
690                             NULL,
691                             hinst,
692                             NULL);
693        if (hwnd == NULL) {
694            msg_box (NULL, _("Could not create window"), _("WinPT Error"), MB_ERR);
695            free_gnupg_table ();
696            return 0;
697        }
698        glob_hwnd = hwnd;
699        UpdateWindow (hwnd);
700    
701        if (!first_start && !start_gpgprefs) {
702            gnupg_backup_options ();        
703            if (!check_crypto_engine ()) {
704                DestroyWindow (hwnd);
705                free_gnupg_table ();
706                return 0;
707            }
708        }
709        
710        if (start_gpgprefs) {
711            DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
712                            gpgprefs_dlg_proc, 0);
713            if (check_for_empty_keyrings (true))
714                first_start = 1; /* The public keyring is empty. */
715        }
716    
717        if (first_start) {
718            struct genkey_s c;
719            int choice;
720            HWND h;
721    start:
722            h = GetDesktopWindow ();
723            if (!gpg_prefs_ok ())
724                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, h,
725                                gpgprefs_dlg_proc, 0);
726            choice = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_FIRST, h,
727                                     first_run_dlg_proc, 0);
728            switch (choice) {
729            case SETUP_KEYGEN:
730                c.interactive = 1;
731                c.first_start = 1;
732                rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYWIZARD,
733                                     h, keygen_wizard_dlg_proc, (LPARAM)&c);
734                if (!rc)
735                    goto start;
736                break;
737    
738            case SETUP_IMPORT:
739                rc = gnupg_copy_keyrings ();
740                if (rc) {
741                    msg_box (hwnd, winpt_strerror (rc), _("WinPT Error"), MB_ERR);
742                    goto start;
743                }
744                break;
745    
746            case SETUP_CARDGEN:
747                rc = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_CARD_KEYGEN,
748                                     h, card_keygen_dlg_proc, 0);
749                if (!rc)
750                    goto start;
751                break;
752    
753            case 0: /* Cancel/Abort. */
754            default:
755                DestroyWindow (hwnd);
756                free_gnupg_table ();
757                return 0;
758            }
759            update_keycache (hwnd);
760            if (!check_crypto_engine ()) {
761                DestroyWindow (hwnd);
762                free_gnupg_table ();
763                keycache_release (1);
764                return 0;
765            }
766            if (!is_gpg4win_installed ()) {
767                select_language ();
768                load_gettext ();
769            }
770        }
771        else {
772            gpg_keycache_t c, sec_c;
773            if (update_keycache (hwnd)) {
774                DestroyWindow (hwnd);
775                free_gnupg_table ();
776                keycache_release (1);
777                return 0;
778            }
779            /* XXX: rewrite this part. */
780            c = keycache_get_ctx (1);
781            if (!gpg_keycache_get_size (c)) {
782                msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
783                                 "Please check your GPG config (keyrings, pathes...)"),
784                                 _("WinPT Error"), MB_ERR);
785                ec = msg_box (NULL, _("It seems that GPG is not configured properly.\n"
786                                      "Do you want to start the GPG preferences dialog?"),
787                                "WinPT", MB_INFO|MB_YESNO);
788                if (ec == IDYES) {
789                    DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
790                                    gpgprefs_dlg_proc, 0);
791                    update_keycache (hwnd);
792                }
793                else {
794                    DestroyWindow (hwnd);
795                    free_gnupg_table ();
796                    keycache_release (1);
797                    return 0;
798                }
799            }
800            sec_c = keycache_get_ctx (0);
801            if (check_default_key (sec_c)) {
802                char *p = get_gnupg_default_key ();
803                log_box (_("WinPT Error"), MB_ERR,
804                         _("Default key (from the GPG config file) could not be found.\n"
805                           "Please check your gpg.conf or set a new default key to correct it:\n\n"
806                           "%s: public key not found."), p? p : "[null]");
807                set_gnupg_default_key (NULL);
808            }
809            if (count_insecure_elgkeys ())
810                DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_ELGWARN, glob_hwnd,
811                                elgamal_warn_dlg_proc, 0);
812        }
813    
814        if (start_manager)
815            PostMessage (hwnd, WM_COMMAND, start_manager, 0);
816    
817        accel_tab = LoadAccelerators (glob_hinst, (LPCTSTR)IDR_WINPT_ACCELERATOR);
818        keyring_check_last_access (); /* init */
819        while (GetMessage (&msg, hwnd, 0, 0)) {
820            if (!TranslateAccelerator (msg.hwnd, accel_tab, &msg)) {
821                TranslateMessage (&msg);
822                DispatchMessage (&msg);
823            }
824        }
825            
826        return 0;
827    }

Legend:
Removed from v.25  
changed lines
  Added in v.271

[email protected]
ViewVC Help
Powered by ViewVC 1.1.26