/[winpt]/trunk/Src/WinPT.cpp
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Diff of /trunk/Src/WinPT.cpp

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revision 248 by twoaday, Fri Jul 28 11:11:09 2006 UTC revision 271 by twoaday, Sun Nov 5 08:57:45 2006 UTC
# Line 44  Line 44 
44    
45  void remove_crit_file_attrs (const char *fname, int force);  void remove_crit_file_attrs (const char *fname, int force);
46  BOOL user_is_admin (void);  BOOL user_is_admin (void);
47    extern "C" int  pcsc_available (void);
48    
49  /* Global variables. */  /* Global variables. */
50  HINSTANCE glob_hinst;   /* global instance for the dialogs */  HINSTANCE glob_hinst;   /* global instance for the dialogs */
51  HWND glob_hwnd;         /* global window handle for the dialogs */  HWND glob_hwnd;         /* global window handle for the dialogs */
52  int scard_support = 0;  int scard_support = 0;
53  int debug = 0;  int debug = 0;
 int mobile_mode_active = 0;  
54  int gpg_read_only = 0;  int gpg_read_only = 0;
55  int admin_user = 0;  int admin_user = 0;
56  char gpgver[3];  char gpgver[3];
# Line 58  char gpgver[3]; Line 58  char gpgver[3];
58    
59    
60  /* Load the key cache and rebuild the signature cache. */  /* Load the key cache and rebuild the signature cache. */
61  void  int
62  update_keycache (HWND hwnd)  update_keycache (HWND hwnd)
63  {  {
64        int err;
65    
66      refresh_cache_s rcs = {0};      refresh_cache_s rcs = {0};
67      rcs.kr_reload = 0;      rcs.kr_reload = 0;
68      rcs.kr_update = 1;      rcs.kr_update = 1;
69      rcs.tr_update = 1;      rcs.tr_update = 1;
70      DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,      err = DialogBoxParam (glob_hinst, (LPCSTR)IDD_WINPT_KEYCACHE, hwnd,
71                      keycache_dlg_proc, (LPARAM)&rcs);                      keycache_dlg_proc, (LPARAM)&rcs);
72      /* XXX: the dialog return 0 when an error occurs.      if (err) {
73              in this case figure out if the gpg env is OK          char *cfgf = get_gnupg_config ();
74              and supress dialogs to configure gpg. */          if (cfgf && check_gnupg_options (cfgf, 0) == WPTERR_FILE_EXIST)
75                msg_box (NULL, _("The gpg.conf contains at least one argument which points to a non-existing file."), "WinPT", MB_ERR);
76            free_if_alloc (cfgf);
77            return -1;
78        }
79        return 0;
80  }  }
81    
82    
# Line 82  gpg_set_debug_mode (int val) Line 89  gpg_set_debug_mode (int val)
89            
90      /* XXX: no gpgme.dbg is created. */      /* XXX: no gpgme.dbg is created. */
91      if (val > 0) {      if (val > 0) {
92          GetTempPath (sizeof (tmp)-1, tmp);          GetTempPath (DIM (tmp)-1, tmp);
93          _snprintf (buf, sizeof (buf)-1, "GPGME_DEBUG=5:%sgpgme.dbg", tmp);          _snprintf (buf, DIM (buf)-1, "GPGME_DEBUG=5:%sgpgme.dbg", tmp);
94          putenv (buf);          putenv (buf);
95      }      }
96      else      else
# Line 95  gpg_set_debug_mode (int val) Line 102  gpg_set_debug_mode (int val)
102  static void  static void
103  load_gettext (void)  load_gettext (void)
104  {  {
105      char *nls = NULL;      char *nls;
106    
107      /* Return the name of the gettext language file. */      /* Return the name of the gettext language file. */
108      nls = get_reg_entry_mo ();      nls = get_reg_entry_mo ();
# Line 123  gpg_prefs_ok (void) Line 130  gpg_prefs_ok (void)
130          }          }
131      }      }
132      free_if_alloc (p);      free_if_alloc (p);
133      p = get_reg_entry_gpg4win (NULL);          p = get_reg_entry_gpg4win (NULL);
134      if (!p || dir_exist_check (p) != 0) {      if (!p || dir_exist_check (p) != 0) {
135          free_if_alloc (p);          free_if_alloc (p);
136          p = get_reg_entry_gpg ("HomeDir");          p = get_reg_entry_gpg ("HomeDir");
# Line 166  load_gpg_env (void) Line 173  load_gpg_env (void)
173      SECURITY_ATTRIBUTES sec_attr;      SECURITY_ATTRIBUTES sec_attr;
174      char *p;      char *p;
175      char *pkr;      char *pkr;
176        int err = 0;
177    
178      p = get_reg_entry_gpg4win ("gpg.exe");      p = get_reg_entry_gpg4win ("gpg.exe");
179      if (!p)      if (!p)
# Line 194  load_gpg_env (void) Line 202  load_gpg_env (void)
202      check_readonly_attr (p);      check_readonly_attr (p);
203      pkr = make_filename (p, "pubring", "gpg");      pkr = make_filename (p, "pubring", "gpg");
204      free_if_alloc (p);      free_if_alloc (p);
205      if (!pkr)      if (get_file_size (pkr) == 0)
206          return -1;          err = -1;
207      if (get_file_size (pkr) == 0) {      free_if_alloc (pkr);
208          free_if_alloc (pkr);      return err;
         return -1;  
     }  
     return 0;  
209  }  }
210    
211    
# Line 228  check_default_key (gpg_keycache_t kc) Line 233  check_default_key (gpg_keycache_t kc)
233  static const char*  static const char*
234  get_prog_part (const char * fname, int use_cwd)  get_prog_part (const char * fname, int use_cwd)
235  {  {
236      static char program[512];      static char program[2*MAX_PATH+1];
237      char currdir[256];      char currdir[MAX_PATH+1];
238      char *cmd = NULL;      char *cmd = NULL;
239      int j;      int j;
240                    
# Line 242  get_prog_part (const char * fname, int u Line 247  get_prog_part (const char * fname, int u
247      }      }
248      else {      else {
249          cmd = GetCommandLine ();          cmd = GetCommandLine ();
250          if (cmd == NULL)          if (!cmd)
251              return NULL;              return NULL;
252          strncpy (currdir, cmd, sizeof (currdir)-1);          strncpy (currdir, cmd, DIM (currdir)-1);
253          j = strlen (currdir);          j = strlen (currdir);
254          while (j--) {          while (j--) {
255              if (currdir[j] == '\\')              if (currdir[j] == '\\')
# Line 278  check_crypto_engine (void) Line 283  check_crypto_engine (void)
283                     ma, mi, pa);                     ma, mi, pa);
284          return false;          return false;
285      }      }
286      /* We enable smartcard support for GPG: >= 2 or >= 1.4.3 */      /* Enable smart card support for GPG 2 or >= 1.4 */
287      if (ma > 1 || pa >= 3)      if ((ma > 1 || pa >= 4) && pcsc_available ())
288          scard_support = 1;          scard_support = 1;
289    
290      gpgver[0] = ma;      gpgver[0] = ma;
# Line 298  load_keyserver_conf (int quiet) Line 303  load_keyserver_conf (int quiet)
303      char *buf;      char *buf;
304      int rc;      int rc;
305    
306        #ifdef WINPT_MOBILE
307        /* In mobile mode we automatically assume the config file
308           in the current directory. */
309        return kserver_load_conf ("keyserver.conf");
310        #endif
311    
312      /* Create $APPDATA\winpt if needed. */      /* Create $APPDATA\winpt if needed. */
313      buf = make_special_filename (CSIDL_APPDATA, "winpt", NULL);      buf = make_special_filename (CSIDL_APPDATA, "winpt", NULL);
314      if (buf && dir_exist_check (buf) && !CreateDirectory (buf, NULL)) {      if (buf && dir_exist_check (buf) && !CreateDirectory (buf, NULL)) {
# Line 362  check_for_empty_keyrings (bool pub_only) Line 373  check_for_empty_keyrings (bool pub_only)
373  }  }
374    
375    
376  /* Enable the mobility mode. */  #ifdef WINPT_MOBILE
377    /* Enable the mobile mode if possible.
378       There are some constraints which must be fullfilled.
379       Return value: 0 on success. */
380  static int  static int
381  enable_mobile_mode (void)  enable_mobile_mode (void)
382  {  {
383      if (dir_exist_check ("temp") != 0) {      static const char *test_fname = "winpt_mobile_test.txt";
384          if (!CreateDirectory ("temp", NULL)) {      FILE *fp;
385              MessageBox (NULL, "Could not create mobile temp directory",      char *pubring;
386                          "WinPT Mobile Error", MB_ERR);      ULARGE_INTEGER caller, total;
387              return -1;      DWORD temp_size;
388          }  
389        fp = fopen (test_fname, "wb");
390        if (fp == NULL) {
391            MessageBox (NULL, "Mobile mode cannot be used without write permission\n"
392                              "for the current directory", "WinPT Error", MB_ERR);
393                
394            return -1;
395      }      }
396        fclose (fp);
397        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                              "as the WinPT program", "WinPT Error", MB_ERR);
401            return -1;
402        }
403        
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           free space. */
407        pubring = get_gnupg_keyring (1);
408        temp_size = get_file_size (pubring) + 2097152;
409        free_if_alloc (pubring);
410    
411        if (!GetDiskFreeSpaceEx (NULL, &caller, &total, NULL) ||
412            caller.LowPart < temp_size) {
413            log_box ("WinPT Error", MB_ERR,
414                     "The mobile mode needs at least %lu KB for temporary files",
415                     temp_size/1024);
416            return -1;
417        }
418    
419        /* XXX: shall we check for 'temp-directory' in the gpg.conf? */
420    
     memset (&reg_prefs, 0, sizeof (reg_prefs));  
     reg_prefs.always_trust = 0;  
     reg_prefs.auto_backup = 0;  
     reg_prefs.cache_time = 0;  
     reg_prefs.expert = 0;  
     reg_prefs.kserv_conf = m_strdup ("keyserver.conf");  
     reg_prefs.no_zip_mmedia = 1;  
     reg_prefs.word_wrap = 80;  
     reg_prefs.use_viewer = 0; /* XXX */  
421      return 0;      return 0;
422  }  }
423    #endif
424    
425    
426    /* Set the default keyserver for this instance. */
427  void  void
428  set_default_keyserver (void)  set_default_keyserver (void)
429  {  {
# Line 413  winpt_debug_msg (void) Line 450  winpt_debug_msg (void)
450      char output[512];      char output[512];
451      char temp[128];      char temp[128];
452                    
453      GetTempPath (sizeof temp -1, temp);      GetTempPath (DIM (temp) -1, temp);
454      _snprintf (output, sizeof output - 1,      _snprintf (output, DIM (output)-1,
455          "The GPGME output file is %sgpgme.dbg\n"          "The GPGME output file is %sgpgme.dbg\n"
456          "The WinPT output file is %swinpt.log\n", temp, temp);          "The WinPT output file is %swinpt.log\n", temp, temp);
457      MessageBox (NULL, output, "WinPT now runs in DEBUG MODE", MB_INFO);      MessageBox (NULL, output, "WinPT now runs in DEBUG MODE", MB_INFO);
# Line 455  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 492  WinMain (HINSTANCE hinst, HINSTANCE hpre
492      int winpt_inst_found = 0;      int winpt_inst_found = 0;
493      int start_manager = 0;          int start_manager = 0;    
494    
495    #ifdef WINPT_MOBILE
496        /* Do not continue in case of problems. */
497        if (enable_mobile_mode ())
498            return 0;
499    #endif
500    
501      glob_hinst = hinst;      glob_hinst = hinst;
502      if (cmdline && stristr (cmdline, "--stop")) {      if (cmdline && stristr (cmdline, "--stop")) {
503          hwnd = FindWindow ("WinPT", "WinPT");          hwnd = FindWindow ("WinPT", "WinPT");
# Line 469  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 512  WinMain (HINSTANCE hinst, HINSTANCE hpre
512      #endif      #endif
513    
514      get_file_version ("WinPT.exe", &ver[0], &ver[1], &ver[2], &ver[3]);      get_file_version ("WinPT.exe", &ver[0], &ver[1], &ver[2], &ver[3]);
515      ec = get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],      ec = get_file_version ("PTD.dll", &ptdver[0], &ptdver[1],  
516                                   &ptdver[2], &ptdver[3]);                                   &ptdver[2], &ptdver[3]);
517            
518      if (!ec && (ptdver[0] != ver[0] || ptdver[1] != ver[1]|| ptdver[2] != ver[2])) {      if (!ec && (ptdver[0] != ver[0] ||
519                    ptdver[1] != ver[1] ||
520                    ptdver[2] != ver[2])) {
521          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
522                   _("The PTD.dll file has a different version than WinPT.exe\n"                   _("The PTD.dll file has a different version than WinPT.exe\n"
523                     "Please update the PTD.dll to version %d.%d.%d"),                     "Please update the PTD.dll to version %d.%d.%d"),
# Line 496  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 541  WinMain (HINSTANCE hinst, HINSTANCE hpre
541      CreateMutex (NULL, TRUE, PGM_NAME);      CreateMutex (NULL, TRUE, PGM_NAME);
542      if (GetLastError () == ERROR_ALREADY_EXISTS)      if (GetLastError () == ERROR_ALREADY_EXISTS)
543          winpt_inst_found = 1;          winpt_inst_found = 1;
   
     if (cmdline && stristr (cmdline, "--mobile")) {  
         msg_box (NULL, "WARNING: mobile modus is not fully implemented yet!",  
                  "WinPT", MB_INFO);  
         mobile_mode_active = 1;  
     }  
544            
545      set_default_keyserver ();      set_default_keyserver ();
546      load_gettext ();      load_gettext ();
547      admin_user = user_is_admin ();      admin_user = user_is_admin ();
548    
549      if (!mobile_mode_active) {      regist_inst_gnupg (1);
550          regist_inst_gnupg (1);      regist_inst_winpt (1, &created);
         regist_inst_winpt (1, &created);  
     }  
     else {  
         if (enable_mobile_mode ())  
             return 0;  
         created = 1; /* Disable registry writing */  
     }  
551    
552      if (!created) {      if (!created) {
553          memset (&reg_prefs, 0, sizeof (reg_prefs));          memset (&reg_prefs, 0, sizeof (reg_prefs));
         reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */  
554          get_reg_winpt_prefs (&reg_prefs);          get_reg_winpt_prefs (&reg_prefs);
555            reg_prefs.fm.progress = 0; /* XXX: fix the bug and enable it again */
556          gnupg_load_config ();          gnupg_load_config ();
557      }      }
558    
# Line 529  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 561  WinMain (HINSTANCE hinst, HINSTANCE hpre
561    
562      rc = gnupg_check_homedir ();      rc = gnupg_check_homedir ();
563      if (rc) {      if (rc) {
564            char *p;
565    
566          log_box (_("WinPT Error"), MB_ERR,          log_box (_("WinPT Error"), MB_ERR,
567                   _("GPG home directory is not set correctly.\n"                   _("GPG home directory is not set correctly.\n"
568                     "Please check the GPG registry settings:\n%s."),                     "Please check the GPG registry settings:\n%s."),
# Line 537  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 571  WinMain (HINSTANCE hinst, HINSTANCE hpre
571                                _("Select GPG Public Keyring"),                                _("Select GPG Public Keyring"),
572                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",                                "GPG Keyrings (*.gpg)\0*.gpg\0\0",
573                                NULL);                                NULL);
574          if (s != NULL) {          if (s != NULL && (p=strrchr (s, '\\'))) {
575              size_t n;              char *path = substr (s, 0, (p-s));
576              char *p = strrchr (s, '\\');  
577              if (!p)              set_reg_entry_gpg ("HomeDir", path);
578                  BUG (0);              free_if_alloc (path);
             n = p - s;  
             if (n) {  
                 char *file = new char[n+1];  
                 if (!file)  
                     BUG (NULL);  
                 memset (file, 0, n);  
                 memcpy (file, s, n);  
                 file[n] = '\0';          
                 set_reg_entry_gpg ("HomeDir", file);  
                 free_if_alloc (file);  
                 gnupg_check_homedir (); /* change gpgProgram if needed */  
             }  
579          }          }
580          else {          else {
581              msg_box (NULL, _("GPG home directory could not be determined."),              msg_box (NULL, _("GPG home directory could not be determined."),
# Line 596  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 618  WinMain (HINSTANCE hinst, HINSTANCE hpre
618    
619      if (!first_start) {      if (!first_start) {
620          rc = gpg_check_permissions (1);          rc = gpg_check_permissions (1);
621          if (rc && rc == 2)          if (rc && rc == 2) /* 2 means read-only mode. */
622              gpg_read_only = 1;              gpg_read_only = 1;
623          else if (rc)          else if (rc)
624              return 0;              return 0;
# Line 622  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 644  WinMain (HINSTANCE hinst, HINSTANCE hpre
644      if (cmdline && (stristr (cmdline, "--keymanager")      if (cmdline && (stristr (cmdline, "--keymanager")
645                  || stristr (cmdline, "--cardmanager"))) {                  || stristr (cmdline, "--cardmanager"))) {
646          /* If an instance of WinPT is running, just send the command          /* If an instance of WinPT is running, just send the command
647             to open the key manager. Otherwise start a new instance.             to open the key manager. Otherwise start a new instance. */
          */  
648          HWND tray = FindWindow ("WinPT", "WinPT");          HWND tray = FindWindow ("WinPT", "WinPT");
649          if (stristr (cmdline, "keymanager"))          if (stristr (cmdline, "keymanager"))
650              start_manager = ID_WINPT_KEY;              start_manager = ID_WINPT_KEY;
# Line 644  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 665  WinMain (HINSTANCE hinst, HINSTANCE hpre
665          return 0;          return 0;
666      }      }
667    
668        #ifndef WINPT_MOBILE
669      if (cmdline && (stristr (cmdline, "--enable-debug") ||      if (cmdline && (stristr (cmdline, "--enable-debug") ||
670                      stristr (cmdline, "--debug"))) {                      stristr (cmdline, "--debug"))) {
671          gpg_set_debug_mode (1);          gpg_set_debug_mode (1);
672          winpt_debug_msg ();          winpt_debug_msg ();
673          debug = 1;          debug = 1;
674      }      }
675        #endif
676    
677      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));      wc.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (IDI_WINPT));
678      rc = RegisterClass (&wc);      rc = RegisterClass (&wc);
# Line 688  WinMain (HINSTANCE hinst, HINSTANCE hpre Line 711  WinMain (HINSTANCE hinst, HINSTANCE hpre
711          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,          DialogBoxParam (glob_hinst, (LPCTSTR)IDD_WINPT_GPGPREFS, hwnd,
712                          gpgprefs_dlg_proc, 0);                          gpgprefs_dlg_proc, 0);
713          if (check_for_empty_keyrings (true))          if (check_for_empty_keyrings (true))
714              first_start = 1; /* The public keyring is empty! */              first_start = 1; /* The public keyring is empty. */
715      }      }
716    
717      if (first_start) {      if (first_start) {
# Line 720  start: Line 743  start:
743              }              }
744              break;              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. */          case 0: /* Cancel/Abort. */
754          default:          default:
755              DestroyWindow (hwnd);              DestroyWindow (hwnd);
# Line 730  start: Line 760  start:
760          if (!check_crypto_engine ()) {          if (!check_crypto_engine ()) {
761              DestroyWindow (hwnd);              DestroyWindow (hwnd);
762              free_gnupg_table ();              free_gnupg_table ();
763                keycache_release (1);
764              return 0;              return 0;
765          }          }
766          if (!is_gpg4win_installed ()) {          if (!is_gpg4win_installed ()) {
# Line 739  start: Line 770  start:
770      }      }
771      else {      else {
772          gpg_keycache_t c, sec_c;          gpg_keycache_t c, sec_c;
773          update_keycache (hwnd);          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);          c = keycache_get_ctx (1);
781          if (!c || !gpg_keycache_get_size (c)) {          if (!gpg_keycache_get_size (c)) {
             gnupg_display_error ();  
782              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"              msg_box (hwnd, _("The keycache was not initialized or is empty.\n"
783                               "Please check your GPG config (keyrings, pathes...)"),                               "Please check your GPG config (keyrings, pathes...)"),
784                               _("WinPT Error"), MB_ERR);                               _("WinPT Error"), MB_ERR);
# Line 757  start: Line 793  start:
793              else {              else {
794                  DestroyWindow (hwnd);                  DestroyWindow (hwnd);
795                  free_gnupg_table ();                  free_gnupg_table ();
796                    keycache_release (1);
797                  return 0;                  return 0;
798              }              }
799          }          }
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