source: trunk/third/gnome-vfs/test/test-async.c @ 15595

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* test-vfs.c - Test program for the GNOME Virtual File System.

   Copyright (C) 1999 Free Software Foundation

   The Gnome Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The Gnome Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the Gnome Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.

   Author: Ettore Perazzoli <ettore@comm2000.it>
*/


#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <gnome.h>
#include <libgnorba/gnorba.h>

#include "gnome-vfs.h"

#ifdef WITH_CORBA
CORBA_Environment ev;
#endif

/* Callbacks.  */
static void
close_callback (GnomeVFSAsyncHandle *handle,
                GnomeVFSResult result,
                gpointer callback_data)
{
        printf ("Close: %s.\n", gnome_vfs_result_to_string (result));
        gtk_main_quit ();
}

static void
read_callback (GnomeVFSAsyncHandle *handle,
               GnomeVFSResult result,
               gpointer buffer,
               GnomeVFSFileSize bytes_requested,
               GnomeVFSFileSize bytes_read,
               gpointer callback_data)
{
        if (result != GNOME_VFS_OK) {
                printf ("Read failed: %s", gnome_vfs_result_to_string (result));
        } else {
                printf ("%"GNOME_VFS_SIZE_FORMAT_STR"/"
                        "%"GNOME_VFS_SIZE_FORMAT_STR" "
                        "byte(s) read, callback data `%s'\n",
                        bytes_read, bytes_requested, (gchar *) callback_data);
                *((gchar *) buffer + bytes_read) = 0;
                puts (buffer);
        }

        printf ("Now closing the file.\n");
        gnome_vfs_async_close (handle, close_callback, "close");
        gtk_main_quit ();
}

static void
open_callback  (GnomeVFSAsyncHandle *handle,
                GnomeVFSResult result,
                gpointer callback_data)
{
        if (result != GNOME_VFS_OK) {
                printf ("Open failed: %s.\n",
                        gnome_vfs_result_to_string (result));
                gtk_main_quit ();
        } else {
                gchar *buffer;
                const gulong buffer_size = 1024;

                printf ("File opened correctly, data `%s'.\n",
                        (gchar *) callback_data);

                buffer = g_malloc (buffer_size);
                gnome_vfs_async_read (handle,
                                      buffer,
                                      buffer_size - 1,
                                      read_callback,
                                      "read_callback");
        }
}


int
main (int argc, char **argv)
{
        GnomeVFSAsyncHandle *handle;

        if (argc < 2) {
                fprintf (stderr, "Usage: %s <uri>\n", argv[0]);
                return 1;
        }

#ifdef WITH_PTHREAD
        puts ("Initializing threads...");
        g_thread_init (NULL);
#endif

#ifdef WITH_CORBA
        CORBA_exception_init (&ev);
        puts ("Initializing gnome-libs with CORBA...");
        gnome_CORBA_init ("test-vfs", "0.0", &argc, argv, 0, &ev);
#else
        puts ("Initializing gnome-libs...");
        gnome_init ("test-vfs", "0.0", argc, argv);
#endif

        puts ("Initializing gnome-vfs...");
        gnome_vfs_init ();

        puts ("Creating async context...");

        printf ("Starting open for `%s'...\n", argv[1]);
        gnome_vfs_async_open (&handle, argv[1], GNOME_VFS_OPEN_READ,
                              open_callback, "open_callback");

        puts ("GTK+ main loop running.");
        gtk_main ();

        puts ("GTK+ main loop finished.");

#ifdef WITH_CORBA
        CORBA_exception_free (&ev);
#endif

        puts ("All done");

        while (1)
                ;

        return 0;
}