sl@0: /* GLIB - Library of useful routines for C programming
sl@0:  * Copyright (C) 2005 Matthias Clasen
sl@0:  * Portion Copyright © 2008-09 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
sl@0:  * This library is free software; you can redistribute it and/or
sl@0:  * modify it under the terms of the GNU Lesser General Public
sl@0:  * License as published by the Free Software Foundation; either
sl@0:  * version 2 of the License, or (at your option) any later version.
sl@0:  *
sl@0:  * This library is distributed in the hope that it will be useful,
sl@0:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
sl@0:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
sl@0:  * Lesser General Public License for more details.
sl@0:  *
sl@0:  * You should have received a copy of the GNU Lesser General Public
sl@0:  * License along with this library; if not, write to the
sl@0:  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
sl@0:  * Boston, MA 02111-1307, USA.
sl@0:  */
sl@0: 
sl@0: #include <stdlib.h>
sl@0: #include <string.h>
sl@0: #include <unistd.h>
sl@0: #include <sys/types.h>
sl@0: #include <pthread.h>
sl@0: 
sl@0: #include "glib.h"
sl@0: #include "gstdio.h"
sl@0: 
sl@0: #ifdef SYMBIAN
sl@0: #include "mrt2_glib2_test.h"
sl@0: #endif /*SYMBIAN*/
sl@0: 
sl@0: 
sl@0: static gchar *dir, *filename, *displayname, *childname;
sl@0: 
sl@0: static gboolean stop = FALSE;
sl@0: 
sl@0: #ifndef G_OS_WIN32
sl@0: 
sl@0: static void
sl@0: handle_usr1 (int signum)
sl@0: {
sl@0:   stop = TRUE;
sl@0: }
sl@0: 
sl@0: #endif
sl@0: 
sl@0: static gboolean
sl@0: check_stop (gpointer data)
sl@0: {
sl@0:   GMainLoop *loop = data;
sl@0: 
sl@0: #if defined(G_OS_WIN32) || defined(SYMBIAN)
sl@0:   stop = g_file_test ("STOP", G_FILE_TEST_EXISTS);
sl@0: #endif
sl@0: 
sl@0:   if (stop)
sl@0:     g_main_loop_quit (loop);
sl@0: 
sl@0:   return TRUE;
sl@0: }
sl@0: 
sl@0: static void
sl@0: write_or_die (const gchar *filename,
sl@0: 	      const gchar *contents,
sl@0: 	      gssize       length)
sl@0: {
sl@0:   GError *error = NULL;
sl@0:   gchar *displayname;    
sl@0: 
sl@0:   if (!g_file_set_contents (filename, contents, length, &error)) 
sl@0:     {
sl@0:       displayname = g_filename_display_name (childname);
sl@0:       g_print ("failed to write '%s': %s\n", 
sl@0: 	       displayname, error->message);
sl@0: 	    
sl@0: 	  g_assert(FALSE && "mapping-test failed");
sl@0: 	  
sl@0: 	  #ifdef SYMBIAN
sl@0:   	  testResultXml("mapping-test");
sl@0:   	  #endif /* EMULATOR */
sl@0:       
sl@0:       exit (1);
sl@0:     }
sl@0: }
sl@0: 
sl@0: static GMappedFile *
sl@0: map_or_die (const gchar *filename,
sl@0: 	    gboolean     writable)
sl@0: {
sl@0:   GError *error = NULL;
sl@0:   GMappedFile *map;
sl@0:   gchar *displayname;
sl@0: 
sl@0:   map = g_mapped_file_new (filename, writable, &error);
sl@0:   if (!map)
sl@0:     {
sl@0:       displayname = g_filename_display_name (childname);
sl@0:       g_print ("failed to map '%s' non-writable, shared: %s\n", 
sl@0: 	       displayname, error->message);
sl@0: 	       
sl@0: 	  g_assert(FALSE && "mapping-test failed");
sl@0: 	  
sl@0: 	  #ifdef SYMBIAN
sl@0:   	  testResultXml("mapping-test");
sl@0:   	  #endif /* EMULATOR */
sl@0:   	  
sl@0:       exit (1);
sl@0:     }
sl@0: 
sl@0:   return map;
sl@0: }
sl@0: 	    
sl@0: void *child_main (void *dummy)
sl@0: {
sl@0:   GMappedFile *map;
sl@0:   GMainLoop *loop; 
sl@0: 
sl@0:   map = map_or_die (filename, FALSE);
sl@0:   
sl@0:   loop = g_main_loop_new (NULL, FALSE);
sl@0: 
sl@0: #if !defined(G_OS_WIN32) && !defined(SYMBIAN)
sl@0:   signal (SIGUSR1, handle_usr1);
sl@0: #endif
sl@0:   g_idle_add (check_stop, loop);
sl@0:   g_main_loop_run (loop);
sl@0: 
sl@0:   write_or_die (childname, 
sl@0: 		g_mapped_file_get_contents (map),
sl@0: 		g_mapped_file_get_length (map));
sl@0: 
sl@0:   return NULL;
sl@0: }
sl@0: 
sl@0: static void
sl@0: test_mapping (void)
sl@0: {
sl@0:   GMappedFile *map;
sl@0: 
sl@0:   write_or_die (filename, "ABC", -1);
sl@0: 
sl@0:   map = map_or_die (filename, FALSE);
sl@0:   g_assert (g_mapped_file_get_length (map) == 3);
sl@0:   g_mapped_file_free (map);
sl@0: 
sl@0:   map = map_or_die (filename, TRUE);
sl@0:   g_assert (g_mapped_file_get_length (map) == 3);
sl@0:   g_mapped_file_free (map);
sl@0: }
sl@0: 
sl@0: static void 
sl@0: test_private (void)
sl@0: {
sl@0:   GError *error = NULL;
sl@0:   GMappedFile *map;
sl@0:   gchar *buffer;
sl@0:   gsize len;
sl@0: 
sl@0:   write_or_die (filename, "ABC", -1);
sl@0:   map = map_or_die (filename, TRUE);
sl@0: 
sl@0:   buffer = (gchar *)g_mapped_file_get_contents (map);
sl@0:   buffer[0] = '1';
sl@0:   buffer[1] = '2';
sl@0:   buffer[2] = '3';
sl@0:   g_mapped_file_free (map);
sl@0: 
sl@0:   if (!g_file_get_contents (filename, &buffer, &len, &error))
sl@0:     {
sl@0:       g_print ("failed to read '%s': %s\n", 
sl@0: 	       displayname, error->message);
sl@0: 	       
sl@0: 	  g_assert(FALSE && "mapping-test failed");
sl@0: 	  
sl@0: 	  #ifdef SYMBIAN
sl@0:   	  testResultXml("mapping-test");
sl@0:   	  #endif /* EMULATOR */
sl@0:   	  
sl@0:       exit (1);
sl@0:       
sl@0:     }
sl@0:   g_assert (len == 3);
sl@0:   g_assert (strcmp (buffer, "ABC") == 0);
sl@0:   g_free (buffer);
sl@0: 
sl@0: }
sl@0: 
sl@0: static void
sl@0: test_child_private (gchar *argv0)
sl@0: {
sl@0:   GError *error = NULL;
sl@0:   GMappedFile *map;
sl@0:   gchar *buffer;
sl@0:   gsize len;
sl@0:   gchar *child_argv[3];
sl@0:   GPid  child_pid;
sl@0:   pthread_t child_thread;
sl@0:   
sl@0:   
sl@0: #if defined(G_OS_WIN32) && defined(SYMBIAN)
sl@0:   g_remove ("STOP");
sl@0:   g_assert (!g_file_test ("STOP", G_FILE_TEST_EXISTS));
sl@0: #endif
sl@0: 
sl@0:   write_or_die (filename, "ABC", -1);
sl@0:   map = map_or_die (filename, TRUE);
sl@0: 
sl@0:   child_argv[0] = argv0;
sl@0:   child_argv[1] = "mapchild";
sl@0:   child_argv[2] = NULL;
sl@0:   pthread_create(&child_thread, NULL, child_main, NULL);
sl@0:   //pthread_join(thread1, NULL);
sl@0:   
sl@0:   /*if (!g_spawn_async (dir, child_argv, NULL,
sl@0: 		      0, NULL, NULL, &child_pid, &error))
sl@0:     {
sl@0:       g_print ("failed to spawn child: %s\n", 
sl@0: 	       error->message);
sl@0:       exit (1);            
sl@0:     }*/
sl@0: 
sl@0:   /* give the child some time to set up its mapping */
sl@0:   g_usleep (2000000);
sl@0: 
sl@0:   buffer = (gchar *)g_mapped_file_get_contents (map);
sl@0:   buffer[0] = '1';
sl@0:   buffer[1] = '2';
sl@0:   buffer[2] = '3';
sl@0:   g_mapped_file_free (map);
sl@0: 
sl@0: #if !defined(G_OS_WIN32) && !defined(SYMBIAN)
sl@0:   kill (child_pid, SIGUSR1);
sl@0: #else
sl@0:   g_file_set_contents ("STOP", "Hey there\n", -1, NULL);
sl@0: #endif
sl@0: 
sl@0:   /* give the child some time to write the file */
sl@0:   g_usleep (2000000);
sl@0:   pthread_join(child_thread, NULL);
sl@0: 
sl@0:   if (!g_file_get_contents (childname, &buffer, &len, &error))
sl@0:     {
sl@0:       gchar *name;
sl@0: 
sl@0:       name = g_filename_display_name (childname);
sl@0:       g_print ("failed to read '%s': %s\n", name, error->message);
sl@0:       
sl@0:       g_assert(FALSE && "mapping-test failed");
sl@0: 	  
sl@0: 	  #ifdef SYMBIAN
sl@0:   	  testResultXml("mapping-test");
sl@0:   	  #endif /* EMULATOR */
sl@0:   	  
sl@0:       exit (1);      
sl@0:     }
sl@0:   g_assert (len == 3);
sl@0:   g_assert (strcmp (buffer, "ABC") == 0);
sl@0:   g_free (buffer);
sl@0: }
sl@0: 
sl@0: static int 
sl@0: parent_main (int   argc,
sl@0: 	     char *argv[])
sl@0: {
sl@0:   /* test mapping with various flag combinations */
sl@0:   test_mapping ();
sl@0: 
sl@0:   /* test private modification */
sl@0:   test_private ();
sl@0: 
sl@0:   /* test multiple clients, non-shared */
sl@0:   test_child_private (argv[0]);
sl@0: 
sl@0:   return 0;
sl@0: }
sl@0: 
sl@0: int
sl@0: main (int argc, 
sl@0:       char *argv[])
sl@0: {
sl@0:   int retval;
sl@0:   
sl@0:   #ifndef EMULATOR
sl@0:   mkdir("C:\\Private\\e0000009", 0666);
sl@0:   chdir("C:\\Private\\e0000009");
sl@0:   #endif//EMULATOR
sl@0: 
sl@0:   dir = g_get_current_dir ();
sl@0:   filename = g_build_filename (dir, "maptest", NULL);
sl@0:   displayname = g_filename_display_name (filename);
sl@0:   childname = g_build_filename (dir, "mapchild", NULL);
sl@0: 
sl@0:   #ifdef SYMBIAN
sl@0:   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);
sl@0:   g_set_print_handler(mrtPrintHandler);
sl@0:   #endif
sl@0:   /*if (argc > 1)
sl@0:     return child_main (argc, argv);
sl@0:   else */
sl@0:   
sl@0:   retval = parent_main (argc, argv);
sl@0:   
sl@0:   #ifdef SYMBIAN
sl@0:   testResultXml("mapping-test");
sl@0:   #endif /* EMULATOR */
sl@0:   
sl@0:   return retval;
sl@0: }