dbus-auth-script.c

00001 /* -*- mode: C; c-file-style: "gnu" -*- */
00002 /* dbus-auth-script.c Test DBusAuth using a special script file (internal to D-Bus implementation)
00003  * 
00004  * Copyright (C) 2003 Red Hat, Inc.
00005  *
00006  * Licensed under the Academic Free License version 2.1
00007  * 
00008  * This program is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * This program is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  * 
00018  * You should have received a copy of the GNU General Public License
00019  * along with this program; if not, write to the Free Software
00020  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00021  *
00022  */
00023 #include <config.h>
00024 
00025 #ifdef DBUS_BUILD_TESTS
00026 
00027 #include "dbus-auth-script.h"
00028 #include "dbus-auth.h"
00029 #include "dbus-string.h"
00030 #include "dbus-hash.h"
00031 #include "dbus-credentials.h"
00032 #include "dbus-internals.h"
00033 
00045 /* this is slightly different from the other append_quoted_string
00046  * in dbus-message-builder.c
00047  */
00048 static dbus_bool_t
00049 append_quoted_string (DBusString       *dest,
00050                       const DBusString *quoted)
00051 {
00052   dbus_bool_t in_quotes = FALSE;
00053   dbus_bool_t in_backslash = FALSE;
00054   int i;
00055 
00056   i = 0;
00057   while (i < _dbus_string_get_length (quoted))
00058     {
00059       unsigned char b;
00060 
00061       b = _dbus_string_get_byte (quoted, i);
00062 
00063       if (in_backslash)
00064         {
00065           unsigned char a;
00066           
00067           if (b == 'r')
00068             a = '\r';
00069           else if (b == 'n')
00070             a = '\n';
00071           else if (b == '\\')
00072             a = '\\';
00073           else
00074             {
00075               _dbus_warn ("bad backslashed byte %c\n", b);
00076               return FALSE;
00077             }
00078 
00079           if (!_dbus_string_append_byte (dest, a))
00080             return FALSE;
00081           
00082           in_backslash = FALSE;
00083         }
00084       else if (b == '\\')
00085         {
00086           in_backslash = TRUE;
00087         }
00088       else if (in_quotes)
00089         {
00090           if (b == '\'')
00091             in_quotes = FALSE;
00092           else
00093             {
00094               if (!_dbus_string_append_byte (dest, b))
00095                 return FALSE;
00096             }
00097         }
00098       else
00099         {
00100           if (b == '\'')
00101             in_quotes = TRUE;
00102           else if (b == ' ' || b == '\n' || b == '\t')
00103             break; /* end on whitespace if not quoted */
00104           else
00105             {
00106               if (!_dbus_string_append_byte (dest, b))
00107                 return FALSE;
00108             }
00109         }
00110       
00111       ++i;
00112     }
00113 
00114   return TRUE;
00115 }
00116 
00117 static dbus_bool_t
00118 same_first_word (const DBusString *a,
00119                  const DBusString *b)
00120 {
00121   int first_a_blank, first_b_blank;
00122 
00123   _dbus_string_find_blank (a, 0, &first_a_blank);
00124   _dbus_string_find_blank (b, 0, &first_b_blank);
00125 
00126   if (first_a_blank != first_b_blank)
00127     return FALSE;
00128 
00129   return _dbus_string_equal_len (a, b, first_a_blank);
00130 }
00131 
00132 static DBusAuthState
00133 auth_state_from_string (const DBusString *str)
00134 { 
00135   if (_dbus_string_starts_with_c_str (str, "WAITING_FOR_INPUT"))
00136     return DBUS_AUTH_STATE_WAITING_FOR_INPUT;
00137   else if (_dbus_string_starts_with_c_str (str, "WAITING_FOR_MEMORY"))
00138     return DBUS_AUTH_STATE_WAITING_FOR_MEMORY;
00139   else if (_dbus_string_starts_with_c_str (str, "HAVE_BYTES_TO_SEND"))
00140     return DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND;
00141   else if (_dbus_string_starts_with_c_str (str, "NEED_DISCONNECT"))
00142     return DBUS_AUTH_STATE_NEED_DISCONNECT;
00143   else if (_dbus_string_starts_with_c_str (str, "AUTHENTICATED"))
00144     return DBUS_AUTH_STATE_AUTHENTICATED;
00145   else
00146     return -1;
00147 }
00148 
00149 static const char*
00150 auth_state_to_string (DBusAuthState state)
00151 {
00152   switch (state)
00153     {
00154     case DBUS_AUTH_STATE_WAITING_FOR_INPUT:
00155       return "WAITING_FOR_INPUT";
00156     case DBUS_AUTH_STATE_WAITING_FOR_MEMORY:
00157       return "WAITING_FOR_MEMORY";
00158     case DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND:
00159       return "HAVE_BYTES_TO_SEND";
00160     case DBUS_AUTH_STATE_NEED_DISCONNECT:
00161       return "NEED_DISCONNECT";
00162     case DBUS_AUTH_STATE_AUTHENTICATED:
00163       return "AUTHENTICATED";
00164     }
00165 
00166   return "unknown";
00167 }
00168 
00169 static char **
00170 split_string (DBusString *str)
00171 {
00172   int i, j, k, count, end;
00173   char **array;
00174 
00175   end = _dbus_string_get_length (str);
00176 
00177   i = 0;
00178   _dbus_string_skip_blank (str, i, &i);
00179   for (count = 0; i < end; count++)
00180     {
00181       _dbus_string_find_blank (str, i, &i);
00182       _dbus_string_skip_blank (str, i, &i);
00183     }
00184 
00185   array = dbus_new0 (char *, count + 1);
00186   if (array == NULL)
00187     return NULL;
00188 
00189   i = 0;
00190   _dbus_string_skip_blank (str, i, &i);
00191   for (k = 0; k < count; k++)
00192     {
00193       _dbus_string_find_blank (str, i, &j);
00194 
00195       array[k] = dbus_malloc (j - i + 1);
00196       if (array[k] == NULL)
00197         {
00198           dbus_free_string_array (array);
00199           return NULL;
00200         }
00201       memcpy (array[k],
00202               _dbus_string_get_const_data_len (str, i, j - i), j - i);
00203       array[k][j - i] = '\0';
00204 
00205       _dbus_string_skip_blank (str, j, &i);
00206     }
00207   array[k] = NULL;
00208 
00209   return array;
00210 }
00211 
00212 static void
00213 auth_set_unix_credentials(DBusAuth  *auth,
00214                           dbus_uid_t uid,
00215                           dbus_pid_t pid)
00216 {
00217   DBusCredentials *credentials;
00218 
00219   credentials = _dbus_credentials_new ();
00220   if (credentials == NULL)
00221     _dbus_assert_not_reached ("no memory");
00222 
00223   if (uid != DBUS_UID_UNSET)
00224     _dbus_credentials_add_unix_uid (credentials, uid);
00225   if (pid != DBUS_PID_UNSET)
00226     _dbus_credentials_add_unix_pid (credentials, pid);
00227 
00228   _dbus_auth_set_credentials (auth, credentials);
00229 
00230   _dbus_credentials_unref (credentials);
00231 }
00232 
00243 dbus_bool_t
00244 _dbus_auth_script_run (const DBusString *filename)
00245 {
00246   DBusString file;
00247   DBusError error;
00248   DBusString line;
00249   dbus_bool_t retval;
00250   int line_no;
00251   DBusAuth *auth;
00252   DBusString from_auth;
00253   DBusAuthState state;
00254   DBusString context;
00255   DBusString guid;
00256   
00257   retval = FALSE;
00258   auth = NULL;
00259 
00260   _dbus_string_init_const (&guid, "5fa01f4202cd837709a3274ca0df9d00");
00261   _dbus_string_init_const (&context, "org_freedesktop_test");
00262   
00263   if (!_dbus_string_init (&file))
00264     return FALSE;
00265 
00266   if (!_dbus_string_init (&line))
00267     {
00268       _dbus_string_free (&file);
00269       return FALSE;
00270     }
00271 
00272   if (!_dbus_string_init (&from_auth))
00273     {
00274       _dbus_string_free (&file);
00275       _dbus_string_free (&line);
00276       return FALSE;
00277     }
00278 
00279   dbus_error_init (&error);
00280   if (!_dbus_file_get_contents (&file, filename, &error))    {
00281       _dbus_warn ("Getting contents of %s failed: %s\n",
00282                   _dbus_string_get_const_data (filename), error.message);
00283       dbus_error_free (&error);
00284       goto out;
00285     }
00286 
00287   state = DBUS_AUTH_STATE_NEED_DISCONNECT;
00288   line_no = 0;
00289 
00290  next_iteration:
00291   while (_dbus_string_pop_line (&file, &line))
00292     {      
00293       line_no += 1;
00294 
00295       /* _dbus_warn ("%s\n", _dbus_string_get_const_data (&line)); */
00296       
00297       _dbus_string_delete_leading_blanks (&line);
00298 
00299       if (auth != NULL)
00300         {
00301           while ((state = _dbus_auth_do_work (auth)) ==
00302                  DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND)
00303             {
00304               const DBusString *tmp;
00305               if (_dbus_auth_get_bytes_to_send (auth, &tmp))
00306                 {
00307                   int count = _dbus_string_get_length (tmp);
00308 
00309                   if (_dbus_string_copy (tmp, 0, &from_auth,
00310                                          _dbus_string_get_length (&from_auth)))
00311                     _dbus_auth_bytes_sent (auth, count);
00312                 }
00313             }
00314         }
00315       
00316       if (_dbus_string_get_length (&line) == 0)
00317         {
00318           /* empty line */
00319           goto next_iteration;
00320         }
00321       else if (_dbus_string_starts_with_c_str (&line,
00322                                                "#"))
00323         {
00324           /* Ignore this comment */
00325           goto next_iteration;
00326         }
00327       else if (_dbus_string_starts_with_c_str (&line,
00328                                                "CLIENT"))
00329         {
00330           DBusCredentials *creds;
00331           
00332           if (auth != NULL)
00333             {
00334               _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
00335               goto out;
00336             }
00337 
00338           auth = _dbus_auth_client_new ();
00339           if (auth == NULL)
00340             {
00341               _dbus_warn ("no memory to create DBusAuth\n");
00342               goto out;
00343             }
00344 
00345           /* test ref/unref */
00346           _dbus_auth_ref (auth);
00347           _dbus_auth_unref (auth);
00348 
00349           creds = _dbus_credentials_new_from_current_process ();
00350           if (creds == NULL)
00351             {
00352               _dbus_warn ("no memory for credentials\n");
00353               _dbus_auth_unref (auth);
00354               auth = NULL;
00355               goto out;
00356             }
00357               
00358           if (!_dbus_auth_set_credentials (auth, creds))
00359             {
00360               _dbus_warn ("no memory for setting credentials\n");
00361               _dbus_auth_unref (auth);
00362               auth = NULL;
00363               _dbus_credentials_unref (creds);
00364               goto out;
00365             }
00366           
00367           _dbus_credentials_unref (creds);
00368         }
00369       else if (_dbus_string_starts_with_c_str (&line,
00370                                                "SERVER"))
00371         {
00372           DBusCredentials *creds;
00373           
00374           if (auth != NULL)
00375             {
00376               _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
00377               goto out;
00378             }
00379 
00380           auth = _dbus_auth_server_new (&guid);
00381           if (auth == NULL)
00382             {
00383               _dbus_warn ("no memory to create DBusAuth\n");
00384               goto out;
00385             }
00386 
00387           /* test ref/unref */
00388           _dbus_auth_ref (auth);
00389           _dbus_auth_unref (auth);
00390 
00391           creds = _dbus_credentials_new_from_current_process ();
00392           if (creds == NULL)
00393             {
00394               _dbus_warn ("no memory for credentials\n");
00395               _dbus_auth_unref (auth);
00396               auth = NULL;
00397               goto out;
00398             }
00399               
00400           if (!_dbus_auth_set_credentials (auth, creds))
00401             {
00402               _dbus_warn ("no memory for setting credentials\n");
00403               _dbus_auth_unref (auth);
00404               auth = NULL;
00405               _dbus_credentials_unref (creds);
00406               goto out;
00407             }
00408           
00409           _dbus_credentials_unref (creds);
00410 
00411           _dbus_auth_set_context (auth, &context);
00412         }
00413       else if (auth == NULL)
00414         {
00415           _dbus_warn ("must specify CLIENT or SERVER\n");
00416           goto out;
00417 
00418         }
00419       else if (_dbus_string_starts_with_c_str (&line,
00420                                                "NO_CREDENTIALS"))
00421         {
00422           auth_set_unix_credentials (auth, DBUS_UID_UNSET, DBUS_PID_UNSET);
00423         }
00424       else if (_dbus_string_starts_with_c_str (&line,
00425                                                "ROOT_CREDENTIALS"))
00426         {
00427           auth_set_unix_credentials (auth, 0, DBUS_PID_UNSET);
00428         }
00429       else if (_dbus_string_starts_with_c_str (&line,
00430                                                "SILLY_CREDENTIALS"))
00431         {
00432           auth_set_unix_credentials (auth, 4312, DBUS_PID_UNSET);
00433         }
00434       else if (_dbus_string_starts_with_c_str (&line,
00435                                                "ALLOWED_MECHS"))
00436         {
00437           char **mechs;
00438 
00439           _dbus_string_delete_first_word (&line);
00440           mechs = split_string (&line);
00441           _dbus_auth_set_mechanisms (auth, (const char **) mechs);
00442           dbus_free_string_array (mechs);
00443         }
00444       else if (_dbus_string_starts_with_c_str (&line,
00445                                                "SEND"))
00446         {
00447           DBusString to_send;
00448           
00449           _dbus_string_delete_first_word (&line);
00450 
00451           if (!_dbus_string_init (&to_send))
00452             {
00453               _dbus_warn ("no memory to allocate string\n");
00454               goto out;
00455             }
00456 
00457           if (!append_quoted_string (&to_send, &line))
00458             {
00459               _dbus_warn ("failed to append quoted string line %d\n",
00460                           line_no);
00461               _dbus_string_free (&to_send);
00462               goto out;
00463             }
00464 
00465           _dbus_verbose ("Sending '%s'\n", _dbus_string_get_const_data (&to_send));
00466           
00467           if (!_dbus_string_append (&to_send, "\r\n"))
00468             {
00469               _dbus_warn ("failed to append \r\n from line %d\n",
00470                           line_no);
00471               _dbus_string_free (&to_send);
00472               goto out;
00473             }
00474 
00475           /* Replace USERID_HEX with our username in hex */
00476           {
00477             int where;
00478             
00479             if (_dbus_string_find (&to_send, 0,
00480                                    "USERID_HEX", &where))
00481               {
00482                 DBusString username;
00483 
00484                 if (!_dbus_string_init (&username))
00485                   {
00486                     _dbus_warn ("no memory for userid\n");
00487                     _dbus_string_free (&to_send);
00488                     goto out;
00489                   }
00490 
00491                 if (!_dbus_append_user_from_current_process (&username))
00492                   {
00493                     _dbus_warn ("no memory for userid\n");
00494                     _dbus_string_free (&username);
00495                     _dbus_string_free (&to_send);
00496                     goto out;
00497                   }
00498 
00499                 _dbus_string_delete (&to_send, where, strlen ("USERID_HEX"));
00500                 
00501                 if (!_dbus_string_hex_encode (&username, 0,
00502                                               &to_send, where))
00503                   {
00504                     _dbus_warn ("no memory to subst USERID_HEX\n");
00505                     _dbus_string_free (&username);
00506                     _dbus_string_free (&to_send);
00507                     goto out;
00508                   }
00509 
00510                 _dbus_string_free (&username);
00511               }
00512             else if (_dbus_string_find (&to_send, 0,
00513                                         "USERNAME_HEX", &where))
00514               {
00515                 DBusString username;
00516                 
00517                 if (!_dbus_string_init (&username))
00518                   {
00519                     _dbus_warn ("no memory for username\n");
00520                     _dbus_string_free (&to_send);
00521                     goto out;
00522                   }
00523 
00524                 if (!_dbus_append_user_from_current_process (&username))
00525                   {
00526                     _dbus_warn ("no memory for username\n");
00527                     _dbus_string_free (&username);
00528                     _dbus_string_free (&to_send);
00529                     goto out;
00530                   }
00531 
00532                 _dbus_string_delete (&to_send, where, strlen ("USERNAME_HEX"));
00533                 
00534                 if (!_dbus_string_hex_encode (&username, 0,
00535                                               &to_send, where))
00536                   {
00537                     _dbus_warn ("no memory to subst USERNAME_HEX\n");
00538                     _dbus_string_free (&username);
00539                     _dbus_string_free (&to_send);
00540                     goto out;
00541                   }
00542 
00543                 _dbus_string_free (&username);
00544               }
00545           }
00546 
00547           {
00548             DBusString *buffer;
00549 
00550             _dbus_auth_get_buffer (auth, &buffer);
00551             if (!_dbus_string_copy (&to_send, 0,
00552                                     buffer, _dbus_string_get_length (buffer)))
00553               {
00554                 _dbus_warn ("not enough memory to call bytes_received, or can't add bytes to auth object already in end state\n");
00555                 _dbus_string_free (&to_send);
00556                 _dbus_auth_return_buffer (auth, buffer, 0);
00557                 goto out;
00558               }
00559 
00560             _dbus_auth_return_buffer (auth, buffer, _dbus_string_get_length (&to_send));
00561           }
00562           
00563           _dbus_string_free (&to_send);
00564         }
00565       else if (_dbus_string_starts_with_c_str (&line,
00566                                                "EXPECT_STATE"))
00567         {
00568           DBusAuthState expected;
00569           
00570           _dbus_string_delete_first_word (&line);
00571 
00572           expected = auth_state_from_string (&line);
00573           if (expected < 0)
00574             {
00575               _dbus_warn ("bad auth state given to EXPECT_STATE\n");
00576               goto parse_failed;
00577             }
00578 
00579           if (expected != state)
00580             {
00581               _dbus_warn ("expected auth state %s but got %s on line %d\n",
00582                           auth_state_to_string (expected),
00583                           auth_state_to_string (state),
00584                           line_no);
00585               goto out;
00586             }
00587         }
00588       else if (_dbus_string_starts_with_c_str (&line,
00589                                                "EXPECT_COMMAND"))
00590         {
00591           DBusString received;
00592           
00593           _dbus_string_delete_first_word (&line);
00594 
00595           if (!_dbus_string_init (&received))
00596             {
00597               _dbus_warn ("no mem to allocate string received\n");
00598               goto out;
00599             }
00600 
00601           if (!_dbus_string_pop_line (&from_auth, &received))
00602             {
00603               _dbus_warn ("no line popped from the DBusAuth being tested, expected command %s on line %d\n",
00604                           _dbus_string_get_const_data (&line), line_no);
00605               _dbus_string_free (&received);
00606               goto out;
00607             }
00608 
00609           if (!same_first_word (&received, &line))
00610             {
00611               _dbus_warn ("line %d expected command '%s' and got '%s'\n",
00612                           line_no,
00613                           _dbus_string_get_const_data (&line),
00614                           _dbus_string_get_const_data (&received));
00615               _dbus_string_free (&received);
00616               goto out;
00617             }
00618           
00619           _dbus_string_free (&received);
00620         }
00621       else if (_dbus_string_starts_with_c_str (&line,
00622                                                "EXPECT_UNUSED"))
00623         {
00624           DBusString expected;
00625           const DBusString *unused;
00626           
00627           _dbus_string_delete_first_word (&line);
00628 
00629           if (!_dbus_string_init (&expected))
00630             {
00631               _dbus_warn ("no mem to allocate string expected\n");
00632               goto out;
00633             }
00634 
00635           if (!append_quoted_string (&expected, &line))
00636             {
00637               _dbus_warn ("failed to append quoted string line %d\n",
00638                           line_no);
00639               _dbus_string_free (&expected);
00640               goto out;
00641             }
00642 
00643           _dbus_auth_get_unused_bytes (auth, &unused);
00644           
00645           if (_dbus_string_equal (&expected, unused))
00646             {
00647               _dbus_auth_delete_unused_bytes (auth);
00648               _dbus_string_free (&expected);
00649             }
00650           else
00651             {
00652               _dbus_warn ("Expected unused bytes '%s' and have '%s'\n",
00653                           _dbus_string_get_const_data (&expected),
00654                           _dbus_string_get_const_data (unused));
00655               _dbus_string_free (&expected);
00656               goto out;
00657             }
00658         }
00659       else if (_dbus_string_starts_with_c_str (&line,
00660                                                "EXPECT_HAVE_NO_CREDENTIALS"))
00661         {
00662           DBusCredentials *authorized_identity;
00663           
00664           authorized_identity = _dbus_auth_get_identity (auth);
00665           if (!_dbus_credentials_are_anonymous (authorized_identity))
00666             {
00667               _dbus_warn ("Expected anonymous login or failed login, but some credentials were authorized\n");
00668               goto out;
00669             }
00670         }
00671       else if (_dbus_string_starts_with_c_str (&line,
00672                                                "EXPECT_HAVE_SOME_CREDENTIALS"))
00673         {
00674           DBusCredentials *authorized_identity;
00675           
00676           authorized_identity = _dbus_auth_get_identity (auth);
00677           if (_dbus_credentials_are_anonymous (authorized_identity))
00678             {
00679               _dbus_warn ("Expected to have some credentials, but we don't\n");
00680               goto out;
00681             }
00682         }
00683       else if (_dbus_string_starts_with_c_str (&line,
00684                                                "EXPECT"))
00685         {
00686           DBusString expected;
00687           
00688           _dbus_string_delete_first_word (&line);
00689 
00690           if (!_dbus_string_init (&expected))
00691             {
00692               _dbus_warn ("no mem to allocate string expected\n");
00693               goto out;
00694             }
00695 
00696           if (!append_quoted_string (&expected, &line))
00697             {
00698               _dbus_warn ("failed to append quoted string line %d\n",
00699                           line_no);
00700               _dbus_string_free (&expected);
00701               goto out;
00702             }
00703 
00704           if (_dbus_string_equal_len (&expected, &from_auth,
00705                                       _dbus_string_get_length (&expected)))
00706             {
00707               _dbus_string_delete (&from_auth, 0,
00708                                    _dbus_string_get_length (&expected));
00709               _dbus_string_free (&expected);
00710             }
00711           else
00712             {
00713               _dbus_warn ("Expected exact string '%s' and have '%s'\n",
00714                           _dbus_string_get_const_data (&expected),
00715                           _dbus_string_get_const_data (&from_auth));
00716               _dbus_string_free (&expected);
00717               goto out;
00718             }
00719         }
00720       else
00721         goto parse_failed;
00722 
00723       goto next_iteration; /* skip parse_failed */
00724       
00725     parse_failed:
00726       {
00727         _dbus_warn ("couldn't process line %d \"%s\"\n",
00728                     line_no, _dbus_string_get_const_data (&line));
00729         goto out;
00730       }
00731     }
00732 
00733   if (auth == NULL)
00734     {
00735       _dbus_warn ("Auth script is bogus, did not even have CLIENT or SERVER\n");
00736       goto out;
00737     }
00738   else if (state == DBUS_AUTH_STATE_AUTHENTICATED)
00739     {
00740       const DBusString *unused;
00741 
00742       _dbus_auth_get_unused_bytes (auth, &unused);
00743 
00744       if (_dbus_string_get_length (unused) > 0)
00745         {
00746           _dbus_warn ("did not expect unused bytes (scripts must specify explicitly if they are expected)\n");
00747           goto out;
00748         }
00749     }
00750 
00751   if (_dbus_string_get_length (&from_auth) > 0)
00752     {
00753       _dbus_warn ("script did not have EXPECT_ statements for all the data received from the DBusAuth\n");
00754       _dbus_warn ("Leftover data: %s\n", _dbus_string_get_const_data (&from_auth));
00755       goto out;
00756     }
00757   
00758   retval = TRUE;
00759   
00760  out:
00761   if (auth)
00762     _dbus_auth_unref (auth);
00763 
00764   _dbus_string_free (&file);
00765   _dbus_string_free (&line);
00766   _dbus_string_free (&from_auth);
00767   
00768   return retval;
00769 }
00770 
00772 #endif /* DBUS_BUILD_TESTS */

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