1 /* GLIB - Library of useful routines for C programming

     2  * Copyright (C) 2005 Matthias Clasen

     3  * Portion Copyright © 2008-09 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

     4  * This library is free software; you can redistribute it and/or

     5  * modify it under the terms of the GNU Lesser General Public

     6  * License as published by the Free Software Foundation; either

     7  * version 2 of the License, or (at your option) any later version.

     8  *

     9  * This library is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    12  * Lesser General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU Lesser General Public

    15  * License along with this library; if not, write to the

    16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

    17  * Boston, MA 02111-1307, USA.

    18  */

    19 

    20 #include <stdlib.h>

    21 #include <string.h>

    22 #include <unistd.h>

    23 #include <sys/types.h>

    24 #include <pthread.h>

    25 

    26 #include "glib.h"

    27 #include "gstdio.h"

    28 

    29 #ifdef SYMBIAN

    30 #include "mrt2_glib2_test.h"

    31 #endif /*SYMBIAN*/

    32 

    33 

    34 static gchar *dir, *filename, *displayname, *childname;

    35 

    36 static gboolean stop = FALSE;

    37 

    38 #ifndef G_OS_WIN32

    39 

    40 static void

    41 handle_usr1 (int signum)

    42 {

    43   stop = TRUE;

    44 }

    45 

    46 #endif

    47 

    48 static gboolean

    49 check_stop (gpointer data)

    50 {

    51   GMainLoop *loop = data;

    52 

    53 #if defined(G_OS_WIN32) || defined(SYMBIAN)

    54   stop = g_file_test ("STOP", G_FILE_TEST_EXISTS);

    55 #endif

    56 

    57   if (stop)

    58     g_main_loop_quit (loop);

    59 

    60   return TRUE;

    61 }

    62 

    63 static void

    64 write_or_die (const gchar *filename,

    65 	      const gchar *contents,

    66 	      gssize       length)

    67 {

    68   GError *error = NULL;

    69   gchar *displayname;    

    70 

    71   if (!g_file_set_contents (filename, contents, length, &error)) 

    72     {

    73       displayname = g_filename_display_name (childname);

    74       g_print ("failed to write '%s': %s\n", 

    75 	       displayname, error->message);

    76 	    

    77 	  g_assert(FALSE && "mapping-test failed");

    78 	  

    79 	  #ifdef SYMBIAN

    80   	  testResultXml("mapping-test");

    81   	  #endif /* EMULATOR */

    82       

    83       exit (1);

    84     }

    85 }

    86 

    87 static GMappedFile *

    88 map_or_die (const gchar *filename,

    89 	    gboolean     writable)

    90 {

    91   GError *error = NULL;

    92   GMappedFile *map;

    93   gchar *displayname;

    94 

    95   map = g_mapped_file_new (filename, writable, &error);

    96   if (!map)

    97     {

    98       displayname = g_filename_display_name (childname);

    99       g_print ("failed to map '%s' non-writable, shared: %s\n", 

   100 	       displayname, error->message);

   101 	       

   102 	  g_assert(FALSE && "mapping-test failed");

   103 	  

   104 	  #ifdef SYMBIAN

   105   	  testResultXml("mapping-test");

   106   	  #endif /* EMULATOR */

   107   	  

   108       exit (1);

   109     }

   110 

   111   return map;

   112 }

   113 	    

   114 void *child_main (void *dummy)

   115 {

   116   GMappedFile *map;

   117   GMainLoop *loop; 

   118 

   119   map = map_or_die (filename, FALSE);

   120   

   121   loop = g_main_loop_new (NULL, FALSE);

   122 

   123 #if !defined(G_OS_WIN32) && !defined(SYMBIAN)

   124   signal (SIGUSR1, handle_usr1);

   125 #endif

   126   g_idle_add (check_stop, loop);

   127   g_main_loop_run (loop);

   128 

   129   write_or_die (childname, 

   130 		g_mapped_file_get_contents (map),

   131 		g_mapped_file_get_length (map));

   132 

   133   return NULL;

   134 }

   135 

   136 static void

   137 test_mapping (void)

   138 {

   139   GMappedFile *map;

   140 

   141   write_or_die (filename, "ABC", -1);

   142 

   143   map = map_or_die (filename, FALSE);

   144   g_assert (g_mapped_file_get_length (map) == 3);

   145   g_mapped_file_free (map);

   146 

   147   map = map_or_die (filename, TRUE);

   148   g_assert (g_mapped_file_get_length (map) == 3);

   149   g_mapped_file_free (map);

   150 }

   151 

   152 static void 

   153 test_private (void)

   154 {

   155   GError *error = NULL;

   156   GMappedFile *map;

   157   gchar *buffer;

   158   gsize len;

   159 

   160   write_or_die (filename, "ABC", -1);

   161   map = map_or_die (filename, TRUE);

   162 

   163   buffer = (gchar *)g_mapped_file_get_contents (map);

   164   buffer[0] = '1';

   165   buffer[1] = '2';

   166   buffer[2] = '3';

   167   g_mapped_file_free (map);

   168 

   169   if (!g_file_get_contents (filename, &buffer, &len, &error))

   170     {

   171       g_print ("failed to read '%s': %s\n", 

   172 	       displayname, error->message);

   173 	       

   174 	  g_assert(FALSE && "mapping-test failed");

   175 	  

   176 	  #ifdef SYMBIAN

   177   	  testResultXml("mapping-test");

   178   	  #endif /* EMULATOR */

   179   	  

   180       exit (1);

   181       

   182     }

   183   g_assert (len == 3);

   184   g_assert (strcmp (buffer, "ABC") == 0);

   185   g_free (buffer);

   186 

   187 }

   188 

   189 static void

   190 test_child_private (gchar *argv0)

   191 {

   192   GError *error = NULL;

   193   GMappedFile *map;

   194   gchar *buffer;

   195   gsize len;

   196   gchar *child_argv[3];

   197   GPid  child_pid;

   198   pthread_t child_thread;

   199   

   200   

   201 #if defined(G_OS_WIN32) && defined(SYMBIAN)

   202   g_remove ("STOP");

   203   g_assert (!g_file_test ("STOP", G_FILE_TEST_EXISTS));

   204 #endif

   205 

   206   write_or_die (filename, "ABC", -1);

   207   map = map_or_die (filename, TRUE);

   208 

   209   child_argv[0] = argv0;

   210   child_argv[1] = "mapchild";

   211   child_argv[2] = NULL;

   212   pthread_create(&child_thread, NULL, child_main, NULL);

   213   //pthread_join(thread1, NULL);

   214   

   215   /*if (!g_spawn_async (dir, child_argv, NULL,

   216 		      0, NULL, NULL, &child_pid, &error))

   217     {

   218       g_print ("failed to spawn child: %s\n", 

   219 	       error->message);

   220       exit (1);            

   221     }*/

   222 

   223   /* give the child some time to set up its mapping */

   224   g_usleep (2000000);

   225 

   226   buffer = (gchar *)g_mapped_file_get_contents (map);

   227   buffer[0] = '1';

   228   buffer[1] = '2';

   229   buffer[2] = '3';

   230   g_mapped_file_free (map);

   231 

   232 #if !defined(G_OS_WIN32) && !defined(SYMBIAN)

   233   kill (child_pid, SIGUSR1);

   234 #else

   235   g_file_set_contents ("STOP", "Hey there\n", -1, NULL);

   236 #endif

   237 

   238   /* give the child some time to write the file */

   239   g_usleep (2000000);

   240   pthread_join(child_thread, NULL);

   241 

   242   if (!g_file_get_contents (childname, &buffer, &len, &error))

   243     {

   244       gchar *name;

   245 

   246       name = g_filename_display_name (childname);

   247       g_print ("failed to read '%s': %s\n", name, error->message);

   248       

   249       g_assert(FALSE && "mapping-test failed");

   250 	  

   251 	  #ifdef SYMBIAN

   252   	  testResultXml("mapping-test");

   253   	  #endif /* EMULATOR */

   254   	  

   255       exit (1);      

   256     }

   257   g_assert (len == 3);

   258   g_assert (strcmp (buffer, "ABC") == 0);

   259   g_free (buffer);

   260 }

   261 

   262 static int 

   263 parent_main (int   argc,

   264 	     char *argv[])

   265 {

   266   /* test mapping with various flag combinations */

   267   test_mapping ();

   268 

   269   /* test private modification */

   270   test_private ();

   271 

   272   /* test multiple clients, non-shared */

   273   test_child_private (argv[0]);

   274 

   275   return 0;

   276 }

   277 

   278 int

   279 main (int argc, 

   280       char *argv[])

   281 {

   282   int retval;

   283   

   284   #ifndef EMULATOR

   285   mkdir("C:\\Private\\e0000009", 0666);

   286   chdir("C:\\Private\\e0000009");

   287   #endif//EMULATOR

   288 

   289   dir = g_get_current_dir ();

   290   filename = g_build_filename (dir, "maptest", NULL);

   291   displayname = g_filename_display_name (filename);

   292   childname = g_build_filename (dir, "mapchild", NULL);

   293 

   294   #ifdef SYMBIAN

   295   g_log_set_handler (NULL,  (GLogLevelFlags)(G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG), &mrtLogHandler, NULL);

   296   g_set_print_handler(mrtPrintHandler);

   297   #endif

   298   /*if (argc > 1)

   299     return child_main (argc, argv);

   300   else */

   301   

   302   retval = parent_main (argc, argv);

   303   

   304   #ifdef SYMBIAN

   305   testResultXml("mapping-test");

   306   #endif /* EMULATOR */

   307   

   308   return retval;

   309 }