Same case as last GApplication patch, but kept split for easier understanding.
Signed-off-by: Eduardo Lima (Etrunko) <etrunko@xxxxxxxxxx>
---
src/virt-glib-compat.c | 204 +++++++++++++++++++++++++++++++++++++++++++++++++
src/virt-glib-compat.h | 32 ++++++++
2 files changed, 236 insertions(+)
diff --git a/src/virt-glib-compat.c b/src/virt-glib-compat.c
index 4748993..a61a3a6 100644
--- a/src/virt-glib-compat.c
+++ b/src/virt-glib-compat.c
@@ -399,4 +399,208 @@ g_application_real_local_command_line (GApplication *application,
return TRUE;
}
+
+struct stack_dict
+{
+ GHashTable *values;
+ gsize magic;
+};
+
+G_STATIC_ASSERT (sizeof (struct stack_dict) <= sizeof (GVariantDict));
+
+struct heap_dict
+{
+ struct stack_dict dict;
+ gint ref_count;
+ gsize magic;
+};
+
+#define GVSD(d) ((struct stack_dict *) (d))
+#define GVHD(d) ((struct heap_dict *) (d))
+#define GVSD_MAGIC ((gsize) 2579507750u)
+#define GVHD_MAGIC ((gsize) 2450270775u)
+#define is_valid_dict(d) (d != NULL && \
+ GVSD(d)->magic == GVSD_MAGIC)
+#define is_valid_heap_dict(d) (GVHD(d)->magic == GVHD_MAGIC)
+
+GVariantDict *
+g_variant_dict_new (GVariant *from_asv)
+{
+ GVariantDict *dict;
+
+ dict = g_slice_alloc (sizeof (struct heap_dict));
+ g_variant_dict_init (dict, from_asv);
+ GVHD(dict)->magic = GVHD_MAGIC;
+ GVHD(dict)->ref_count = 1;
+
+ return dict;
+}
+
+void
+g_variant_dict_init (GVariantDict *dict,
+ GVariant *from_asv)
+{
+ GVariantIter iter;
+ gchar *key;
+ GVariant *value;
+
+ GVSD(dict)->values = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify) g_variant_unref);
+ GVSD(dict)->magic = GVSD_MAGIC;
+
+ if (from_asv)
+ {
+ g_variant_iter_init (&iter, from_asv);
+ while (g_variant_iter_next (&iter, "{sv}", &key, &value))
+ g_hash_table_insert (GVSD(dict)->values, key, value);
+ }
+}
+
+gboolean
+g_variant_dict_lookup (GVariantDict *dict,
+ const gchar *key,
+ const gchar *format_string,
+ ...)
+{
+ GVariant *value;
+ va_list ap;
+
+ g_return_val_if_fail (is_valid_dict (dict), FALSE);
+ g_return_val_if_fail (key != NULL, FALSE);
+ g_return_val_if_fail (format_string != NULL, FALSE);
+
+ value = g_hash_table_lookup (GVSD(dict)->values, key);
+
+ if (value == NULL || !g_variant_check_format_string (value, format_string, FALSE))
+ return FALSE;
+
+ va_start (ap, format_string);
+ g_variant_get_va (value, format_string, NULL, &ap);
+ va_end (ap);
+
+ return TRUE;
+}
+
+GVariant *
+g_variant_dict_lookup_value (GVariantDict *dict,
+ const gchar *key,
+ const GVariantType *expected_type)
+{
+ GVariant *result;
+
+ g_return_val_if_fail (is_valid_dict (dict), NULL);
+ g_return_val_if_fail (key != NULL, NULL);
+
+ result = g_hash_table_lookup (GVSD(dict)->values, key);
+
+ if (result && (!expected_type || g_variant_is_of_type (result, expected_type)))
+ return g_variant_ref (result);
+
+ return NULL;
+}
+
+gboolean
+g_variant_dict_contains (GVariantDict *dict,
+ const gchar *key)
+{
+ g_return_val_if_fail (is_valid_dict (dict), FALSE);
+ g_return_val_if_fail (key != NULL, FALSE);
+
+ return g_hash_table_contains (GVSD(dict)->values, key);
+}
+
+void
+g_variant_dict_insert (GVariantDict *dict,
+ const gchar *key,
+ const gchar *format_string,
+ ...)
+{
+ va_list ap;
+
+ g_return_if_fail (is_valid_dict (dict));
+ g_return_if_fail (key != NULL);
+ g_return_if_fail (format_string != NULL);
+
+ va_start (ap, format_string);
+ g_variant_dict_insert_value (dict, key, g_variant_new_va (format_string, NULL, &ap));
+ va_end (ap);
+}
+
+void
+g_variant_dict_insert_value (GVariantDict *dict,
+ const gchar *key,
+ GVariant *value)
+{
+ g_return_if_fail (is_valid_dict (dict));
+ g_return_if_fail (key != NULL);
+ g_return_if_fail (value != NULL);
+
+ g_hash_table_insert (GVSD(dict)->values, g_strdup (key), g_variant_ref_sink (value));
+}
+
+gboolean
+g_variant_dict_remove (GVariantDict *dict,
+ const gchar *key)
+{
+ g_return_val_if_fail (is_valid_dict (dict), FALSE);
+ g_return_val_if_fail (key != NULL, FALSE);
+
+ return g_hash_table_remove (GVSD(dict)->values, key);
+}
+
+void
+g_variant_dict_clear (GVariantDict *dict)
+{
+ if (GVSD(dict)->magic == 0)
+ /* all-zeros case */
+ return;
+
+ g_return_if_fail (is_valid_dict (dict));
+
+ g_hash_table_unref (GVSD(dict)->values);
+ GVSD(dict)->values = NULL;
+
+ GVSD(dict)->magic = 0;
+}
+
+GVariant *
+g_variant_dict_end (GVariantDict *dict)
+{
+ GVariantBuilder builder;
+ GHashTableIter iter;
+ gpointer key, value;
+
+ g_return_val_if_fail (is_valid_dict (dict), NULL);
+
+ g_variant_builder_init (&builder, G_VARIANT_TYPE_VARDICT);
+
+ g_hash_table_iter_init (&iter, GVSD(dict)->values);
+ while (g_hash_table_iter_next (&iter, &key, &value))
+ g_variant_builder_add (&builder, "{sv}", (const gchar *) key, (GVariant *) value);
+
+ g_variant_dict_clear (dict);
+
+ return g_variant_builder_end (&builder);
+}
+
+GVariantDict *
+g_variant_dict_ref (GVariantDict *dict)
+{
+ g_return_val_if_fail (is_valid_heap_dict (dict), NULL);
+
+ GVHD(dict)->ref_count++;
+
+ return dict;
+}
+
+void
+g_variant_dict_unref (GVariantDict *dict)
+{
+ g_return_if_fail (is_valid_heap_dict (dict));
+
+ if (--GVHD(dict)->ref_count == 0)
+ {
+ g_variant_dict_clear (dict);
+ g_slice_free (struct heap_dict, (struct heap_dict *) dict);
+ }
+}
#endif
diff --git a/src/virt-glib-compat.h b/src/virt-glib-compat.h
index 29fcdef..26add80 100644
--- a/src/virt-glib-compat.h
+++ b/src/virt-glib-compat.h
@@ -87,6 +87,38 @@ void g_application_add_option_group (GApplication *application,
gboolean g_application_real_local_command_line (GApplication *application,
gchar ***arguments,
int *exit_status);
+
+typedef struct _GVariantDict GVariantDict;
+struct _GVariantDict {
+ /*< private >*/
+ gsize x[16];
+};
+
+GVariantDict * g_variant_dict_new (GVariant *from_asv);
+void g_variant_dict_init (GVariantDict *dict,
+ GVariant *from_asv);
+gboolean g_variant_dict_lookup (GVariantDict *dict,
+ const gchar *key,
+ const gchar *format_string,
+ ...);
+GVariant * g_variant_dict_lookup_value (GVariantDict *dict,
+ const gchar *key,
+ const GVariantType *expected_type);
+gboolean g_variant_dict_contains (GVariantDict *dict,
+ const gchar *key);
+void g_variant_dict_insert (GVariantDict *dict,
+ const gchar *key,
+ const gchar *format_string,
+ ...);
+void g_variant_dict_insert_value (GVariantDict *dict,
+ const gchar *key,
+ GVariant *value);
+gboolean g_variant_dict_remove (GVariantDict *dict,
+ const gchar *key);
+void g_variant_dict_clear (GVariantDict *dict);
+GVariant * g_variant_dict_end (GVariantDict *dict);
+GVariantDict * g_variant_dict_ref (GVariantDict *dict);
+void g_variant_dict_unref (GVariantDict *dict);
#endif
G_END_DECLS
--
2.5.0
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