diff options
Diffstat (limited to 'gnome-2-24/common/gmountspec.c')
| -rw-r--r-- | gnome-2-24/common/gmountspec.c | 534 |
1 files changed, 0 insertions, 534 deletions
diff --git a/gnome-2-24/common/gmountspec.c b/gnome-2-24/common/gmountspec.c deleted file mode 100644 index 7d8fa57e..00000000 --- a/gnome-2-24/common/gmountspec.c +++ /dev/null @@ -1,534 +0,0 @@ -/* GIO - GLib Input, Output and Streaming Library - * - * Copyright (C) 2006-2007 Red Hat, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General - * Public License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place, Suite 330, - * Boston, MA 02111-1307, USA. - * - * Author: Alexander Larsson <alexl@redhat.com> - */ - -#include <config.h> - -#include <string.h> -#include <stdlib.h> - -#include <glib/gi18n-lib.h> - -#include "gdbusutils.h" -#include "gmountspec.h" - -static GHashTable *unique_hash = NULL; -G_LOCK_DEFINE_STATIC(unique_hash); - -static int -item_compare (const void *_a, const void *_b) -{ - const GMountSpecItem *a = _a; - const GMountSpecItem *b = _b; - - return strcmp (a->key, b->key); -} - -GMountSpec * -g_mount_spec_new (const char *type) -{ - GMountSpec *spec; - - spec = g_new0 (GMountSpec, 1); - spec->ref_count = 1; - spec->items = g_array_new (FALSE, TRUE, sizeof (GMountSpecItem)); - spec->mount_prefix = g_strdup ("/"); - - if (type != NULL) - g_mount_spec_set (spec, "type", type); - - return spec; -} - -/* Takes ownership of passed in data */ -GMountSpec * -g_mount_spec_new_from_data (GArray *items, - char *mount_prefix) -{ - GMountSpec *spec; - - spec = g_new0 (GMountSpec, 1); - spec->ref_count = 1; - spec->items = items; - if (mount_prefix == NULL) - spec->mount_prefix = g_strdup ("/"); - else - spec->mount_prefix = mount_prefix; - - g_array_sort (spec->items, item_compare); - - return spec; -} - -GMountSpec * -g_mount_spec_get_unique_for (GMountSpec *spec) -{ - GMountSpec *unique_spec; - - if (spec->is_unique) - return g_mount_spec_ref (spec); - - G_LOCK (unique_hash); - - if (unique_hash == NULL) - unique_hash = g_hash_table_new (g_mount_spec_hash, (GEqualFunc)g_mount_spec_equal); - - unique_spec = g_hash_table_lookup (unique_hash, spec); - - if (unique_spec == NULL) - { - spec->is_unique = TRUE; - g_hash_table_insert (unique_hash, spec, spec); - unique_spec = spec; - } - - g_mount_spec_ref (unique_spec); - - G_UNLOCK (unique_hash); - - return unique_spec; -} - -void -g_mount_spec_set_mount_prefix (GMountSpec *spec, - const char *mount_prefix) -{ - g_free (spec->mount_prefix); - spec->mount_prefix = g_strdup (mount_prefix); -} - - -static void -add_item (GMountSpec *spec, - const char *key, - char *value) -{ - GMountSpecItem item; - - g_return_if_fail (key != NULL); - g_return_if_fail (value != NULL); - - item.key = g_strdup (key); - item.value = value; - - g_array_append_val (spec->items, item); -} - - -void -g_mount_spec_set_with_len (GMountSpec *spec, - const char *key, - const char *value, - int value_len) -{ - int i; - char *value_copy; - - g_return_if_fail (key != NULL); - g_return_if_fail (value != NULL); - - if (value_len == -1) - value_copy = g_strdup (value); - else - value_copy = g_strndup (value, value_len); - - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - if (strcmp (item->key, key) == 0) - { - g_free (item->value); - item->value = value_copy; - return; - } - } - - add_item (spec, key, value_copy); - g_array_sort (spec->items, item_compare); -} - -void -g_mount_spec_set (GMountSpec *spec, - const char *key, - const char *value) -{ - g_mount_spec_set_with_len (spec, key, value, -1); -} - - -GMountSpec * -g_mount_spec_copy (GMountSpec *spec) -{ - GMountSpec *copy; - int i; - - copy = g_mount_spec_new (NULL); - g_mount_spec_set_mount_prefix (copy, spec->mount_prefix); - - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - g_mount_spec_set (copy, item->key, item->value); - } - - return copy; -} - -GMountSpec * -g_mount_spec_ref (GMountSpec *spec) -{ - g_atomic_int_inc (&spec->ref_count); - return spec; -} - - -void -g_mount_spec_unref (GMountSpec *spec) -{ - int i; - - if (g_atomic_int_dec_and_test (&spec->ref_count)) - { - G_LOCK (unique_hash); - if (unique_hash != NULL && - spec->is_unique) - g_hash_table_remove (unique_hash, spec); - G_UNLOCK (unique_hash); - - g_free (spec->mount_prefix); - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - g_free (item->key); - g_free (item->value); - } - g_array_free (spec->items, TRUE); - - g_free (spec); - } -} - -GMountSpec * -g_mount_spec_from_dbus (DBusMessageIter *iter) -{ - GMountSpec *spec; - DBusMessageIter array_iter, struct_iter, spec_iter; - const char *key; - char *value; - char *mount_prefix; - - if (dbus_message_iter_get_arg_type (iter) != DBUS_TYPE_STRUCT) - return NULL; - - dbus_message_iter_recurse (iter, &spec_iter); - - mount_prefix = NULL; - if (!_g_dbus_message_iter_get_args (&spec_iter, NULL, - G_DBUS_TYPE_CSTRING, &mount_prefix, - 0)) - return NULL; - - spec = g_mount_spec_new (NULL); - g_free (spec->mount_prefix); - spec->mount_prefix = mount_prefix; - - if (dbus_message_iter_get_arg_type (&spec_iter) != DBUS_TYPE_ARRAY || - dbus_message_iter_get_element_type (&spec_iter) != DBUS_TYPE_STRUCT) - { - g_mount_spec_unref (spec); - return NULL; - } - - dbus_message_iter_recurse (&spec_iter, &array_iter); - while (dbus_message_iter_get_arg_type (&array_iter) == DBUS_TYPE_STRUCT) - { - dbus_message_iter_recurse (&array_iter, &struct_iter); - if (_g_dbus_message_iter_get_args (&struct_iter, NULL, - DBUS_TYPE_STRING, &key, - G_DBUS_TYPE_CSTRING, &value, - 0)) - add_item (spec, key, value); - dbus_message_iter_next (&array_iter); - } - - dbus_message_iter_next (iter); - - /* Sort on key */ - g_array_sort (spec->items, item_compare); - - return spec; -} - -void -g_mount_spec_to_dbus_with_path (DBusMessageIter *iter, - GMountSpec *spec, - const char *path) -{ - DBusMessageIter spec_iter, array_iter, item_iter; - int i; - - if (!dbus_message_iter_open_container (iter, - DBUS_TYPE_STRUCT, - NULL, - &spec_iter)) - _g_dbus_oom (); - - _g_dbus_message_iter_append_cstring (&spec_iter, path ? path : ""); - - if (!dbus_message_iter_open_container (&spec_iter, - DBUS_TYPE_ARRAY, - G_MOUNT_SPEC_ITEM_TYPE_AS_STRING, - &array_iter)) - _g_dbus_oom (); - - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - - if (!dbus_message_iter_open_container (&array_iter, - DBUS_TYPE_STRUCT, - NULL, - &item_iter)) - _g_dbus_oom (); - - if (!dbus_message_iter_append_basic (&item_iter, DBUS_TYPE_STRING, - &item->key)) - _g_dbus_oom (); - _g_dbus_message_iter_append_cstring (&item_iter, item->value); - - if (!dbus_message_iter_close_container (&array_iter, &item_iter)) - _g_dbus_oom (); - - } - - if (!dbus_message_iter_close_container (&spec_iter, &array_iter)) - _g_dbus_oom (); - - - - if (!dbus_message_iter_close_container (iter, &spec_iter)) - _g_dbus_oom (); - -} - -void -g_mount_spec_to_dbus (DBusMessageIter *iter, - GMountSpec *spec) -{ - g_mount_spec_to_dbus_with_path (iter, spec, spec->mount_prefix); -} - -static gboolean -items_equal (GArray *a, - GArray *b) -{ - int i; - - if (a->len != b->len) - return FALSE; - - for (i = 0; i < a->len; i++) - { - GMountSpecItem *item_a = &g_array_index (a, GMountSpecItem, i); - GMountSpecItem *item_b = &g_array_index (b, GMountSpecItem, i); - - if (strcmp (item_a->key, item_b->key) != 0) - return FALSE; - if (strcmp (item_a->value, item_b->value) != 0) - return FALSE; - } - - return TRUE; -} - -static gboolean -path_has_prefix (const char *path, - const char *prefix) -{ - int prefix_len; - - if (prefix == NULL) - return TRUE; - - prefix_len = strlen (prefix); - - if (strncmp (path, prefix, prefix_len) == 0 && - (prefix_len == 0 || /* empty prefix always matches */ - prefix[prefix_len - 1] == '/' || /* last char in prefix was a /, so it must be in path too */ - path[prefix_len] == 0 || - path[prefix_len] == '/')) - return TRUE; - - return FALSE; -} - -guint -g_mount_spec_hash (gconstpointer _mount) -{ - GMountSpec *mount = (GMountSpec *) _mount; - guint hash; - int i; - - hash = 0; - if (mount->mount_prefix) - hash ^= g_str_hash (mount->mount_prefix); - - for (i = 0; i < mount->items->len; i++) - { - GMountSpecItem *item = &g_array_index (mount->items, GMountSpecItem, i); - hash ^= g_str_hash (item->value); - } - - return hash; -} - -gboolean -g_mount_spec_equal (GMountSpec *mount1, - GMountSpec *mount2) -{ - return items_equal (mount1->items, mount2->items) && - ((mount1->mount_prefix == mount2->mount_prefix) || - (mount1->mount_prefix != NULL && mount2->mount_prefix != NULL && - strcmp (mount1->mount_prefix, mount2->mount_prefix) == 0)); -} - -gboolean -g_mount_spec_match_with_path (GMountSpec *mount, - GMountSpec *spec, - const char *path) -{ - if (items_equal (mount->items, spec->items) && - path_has_prefix (path, mount->mount_prefix)) - return TRUE; - return FALSE; -} - -gboolean -g_mount_spec_match (GMountSpec *mount, - GMountSpec *path) -{ - return g_mount_spec_match_with_path (mount, path, path->mount_prefix); -} - -const char * -g_mount_spec_get (GMountSpec *spec, - const char *key) -{ - int i; - - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - - if (strcmp (item->key, key) == 0) - return item->value; - } - - return NULL; -} - -const char * -g_mount_spec_get_type (GMountSpec *spec) -{ - return g_mount_spec_get (spec, "type"); -} - -char * -g_mount_spec_to_string (GMountSpec *spec) -{ - GString *str; - int i; - - if (spec == NULL) - return g_strdup ("(null)"); - - str = g_string_new (""); - - for (i = 0; i < spec->items->len; i++) - { - GMountSpecItem *item = &g_array_index (spec->items, GMountSpecItem, i); - - g_string_append_printf (str, "%s='%s',", item->key, item->value); - } - g_string_append_printf (str, "mount_prefix='%s'", spec->mount_prefix); - - return g_string_free (str, FALSE); -} - -char * -g_mount_spec_canonicalize_path (const char *path) -{ - char *canon, *start, *p, *q; - - if (*path != '/') - canon = g_strconcat ("/", path, NULL); - else - canon = g_strdup (path); - - /* Skip initial slash */ - start = canon + 1; - - p = start; - while (*p != 0) - { - if (p[0] == '.' && (p[1] == 0 || p[1] == '/')) - { - memmove (p, p+1, strlen (p+1)+1); - } - else if (p[0] == '.' && p[1] == '.' && (p[2] == 0 || p[2] == '/')) - { - q = p + 2; - /* Skip previous separator */ - p = p - 2; - if (p < start) - p = start; - while (p > start && *p != '/') - p--; - if (*p == '/') - p++; - memmove (p, q, strlen (q)+1); - } - else - { - /* Skip until next separator */ - while (*p != 0 && *p != '/') - p++; - - /* Keep one separator */ - if (*p != 0) - p++; - } - - /* Remove additional separators */ - q = p; - while (*q && *q == '/') - q++; - - if (p != q) - memmove (p, q, strlen (q)+1); - } - - /* Remove trailing slashes */ - if (p > start && *(p-1) == '/') - *(p-1) = 0; - - return canon; -} |