Merge branch 'test-ip_mreq_source-android-only' into 'master'
[glib.git] / gio / glocalvfs.c
blobc29d071b7fb59ddb0deef68cce8897056340b9e4
1 /* GIO - GLib Input, Output and Streaming Library
2 *
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 * Author: Alexander Larsson <alexl@redhat.com>
21 #include "config.h"
22 #include "glocalvfs.h"
23 #include "glocalfile.h"
24 #include "giomodule.h"
25 #include "giomodule-priv.h"
26 #include "gvfs.h"
27 #include <gio/gdummyfile.h>
28 #include <sys/types.h>
29 #ifdef G_OS_UNIX
30 #include <pwd.h>
31 #endif
32 #include <string.h>
35 struct _GLocalVfs
37 GVfs parent;
40 struct _GLocalVfsClass
42 GVfsClass parent_class;
46 #define g_local_vfs_get_type _g_local_vfs_get_type
47 G_DEFINE_TYPE_WITH_CODE (GLocalVfs, g_local_vfs, G_TYPE_VFS,
48 _g_io_modules_ensure_extension_points_registered ();
49 g_io_extension_point_implement (G_VFS_EXTENSION_POINT_NAME,
50 g_define_type_id,
51 "local",
52 0))
53 static void
54 g_local_vfs_finalize (GObject *object)
56 /* must chain up */
57 G_OBJECT_CLASS (g_local_vfs_parent_class)->finalize (object);
60 static void
61 g_local_vfs_init (GLocalVfs *vfs)
65 /**
66 * g_local_vfs_new:
68 * Returns a new #GVfs handle for a local vfs.
70 * Returns: a new #GVfs handle.
71 **/
72 GVfs *
73 _g_local_vfs_new (void)
75 return g_object_new (G_TYPE_LOCAL_VFS, NULL);
78 static GFile *
79 g_local_vfs_get_file_for_path (GVfs *vfs,
80 const char *path)
82 return _g_local_file_new (path);
85 static GFile *
86 g_local_vfs_get_file_for_uri (GVfs *vfs,
87 const char *uri)
89 char *path;
90 GFile *file;
91 char *stripped_uri, *hash;
93 if (strchr (uri, '#') != NULL)
95 stripped_uri = g_strdup (uri);
96 hash = strchr (stripped_uri, '#');
97 *hash = 0;
99 else
100 stripped_uri = (char *)uri;
102 path = g_filename_from_uri (stripped_uri, NULL, NULL);
104 if (stripped_uri != uri)
105 g_free (stripped_uri);
107 if (path != NULL)
108 file = _g_local_file_new (path);
109 else
110 file = _g_dummy_file_new (uri);
112 g_free (path);
114 return file;
117 static const gchar * const *
118 g_local_vfs_get_supported_uri_schemes (GVfs *vfs)
120 static const gchar * uri_schemes[] = { "file", NULL };
122 return uri_schemes;
125 static GFile *
126 g_local_vfs_parse_name (GVfs *vfs,
127 const char *parse_name)
129 GFile *file;
130 char *filename;
131 char *user_prefix;
132 const char *user_end;
133 char *rest;
135 g_return_val_if_fail (G_IS_VFS (vfs), NULL);
136 g_return_val_if_fail (parse_name != NULL, NULL);
138 if (g_ascii_strncasecmp ("file:", parse_name, 5) == 0)
139 filename = g_filename_from_uri (parse_name, NULL, NULL);
140 else
142 if (*parse_name == '~')
144 #ifdef G_OS_UNIX
145 const char *user_start;
146 user_start = parse_name + 1;
147 #endif
148 parse_name ++;
150 while (*parse_name != 0 && *parse_name != '/')
151 parse_name++;
153 user_end = parse_name;
155 #ifdef G_OS_UNIX
156 if (user_end == user_start)
157 user_prefix = g_strdup (g_get_home_dir ());
158 else
160 struct passwd *passwd_file_entry;
161 char *user_name;
163 user_name = g_strndup (user_start, user_end - user_start);
164 passwd_file_entry = getpwnam (user_name);
165 g_free (user_name);
167 if (passwd_file_entry != NULL &&
168 passwd_file_entry->pw_dir != NULL)
169 user_prefix = g_strdup (passwd_file_entry->pw_dir);
170 else
171 user_prefix = g_strdup (g_get_home_dir ());
173 #else
174 user_prefix = g_strdup (g_get_home_dir ());
175 #endif
177 rest = NULL;
178 if (*user_end != 0)
179 rest = g_filename_from_utf8 (user_end, -1, NULL, NULL, NULL);
181 filename = g_build_filename (user_prefix, rest, NULL);
182 g_free (rest);
183 g_free (user_prefix);
185 else
186 filename = g_filename_from_utf8 (parse_name, -1, NULL, NULL, NULL);
189 if (filename == NULL)
190 filename = g_strdup (parse_name);
192 file = _g_local_file_new (filename);
193 g_free (filename);
195 return file;
198 static gboolean
199 g_local_vfs_is_active (GVfs *vfs)
201 return TRUE;
204 static void
205 g_local_vfs_class_init (GLocalVfsClass *class)
207 GObjectClass *object_class;
208 GVfsClass *vfs_class;
210 object_class = (GObjectClass *) class;
212 object_class->finalize = g_local_vfs_finalize;
214 vfs_class = G_VFS_CLASS (class);
216 vfs_class->is_active = g_local_vfs_is_active;
217 vfs_class->get_file_for_path = g_local_vfs_get_file_for_path;
218 vfs_class->get_file_for_uri = g_local_vfs_get_file_for_uri;
219 vfs_class->get_supported_uri_schemes = g_local_vfs_get_supported_uri_schemes;
220 vfs_class->parse_name = g_local_vfs_parse_name;