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289 lines
14 KiB
C
289 lines
14 KiB
C
/* json-types.h - JSON data types
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*
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* This file is part of JSON-GLib
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* Copyright (C) 2007 OpenedHand Ltd.
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* Copyright (C) 2009 Intel Corp.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author:
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* Emmanuele Bassi <ebassi@linux.intel.com>
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*/
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#if !defined(__JSON_GLIB_INSIDE__) && !defined(JSON_COMPILATION)
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#error "Only <json-glib/json-glib.h> can be included directly."
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#endif
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#ifndef __JSON_TYPES_H__
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#define __JSON_TYPES_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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/**
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* JSON_NODE_TYPE:
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* @node: a #JsonNode
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*
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* Evaluates to the #JsonNodeType contained by @node
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*/
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#define JSON_NODE_TYPE(node) (json_node_get_node_type ((node)))
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#define JSON_TYPE_NODE (json_node_get_type ())
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#define JSON_TYPE_OBJECT (json_object_get_type ())
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#define JSON_TYPE_ARRAY (json_array_get_type ())
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#define JSON_NODE_HOLDS(node,type) (JSON_NODE_TYPE (node) == (type))
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#define JSON_NODE_HOLDS_VALUE(node) (JSON_NODE_HOLDS (node, JSON_NODE_VALUE))
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#define JSON_NODE_HOLDS_ARRAY(node) (JSON_NODE_HOLDS (node, JSON_NODE_ARRAY))
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#define JSON_NODE_HOLDS_OBJECT(node) (JSON_NODE_HOLDS (node, JSON_NODE_OBJECT))
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#define JSON_NODE_HOLDS_NULL(node) (JSON_NODE_HOLDS (node, JSON_NODE_NULL))
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/**
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* JsonNode:
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* @type: the type of node
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*
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* A generic container of JSON data types. The contents of the #JsonNode
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* structure are private and should only be accessed via the provided
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* functions and never directly.
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*/
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typedef struct _JsonNode JsonNode;
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/**
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* JsonObject:
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*
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* A JSON object type. The contents of the #JsonObject structure are private
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* and should only be accessed by the provided API
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*/
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typedef struct _JsonObject JsonObject;
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/**
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* JsonArray:
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*
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* A JSON array type. The contents of the #JsonArray structure are private
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* and should only be accessed by the provided API
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*/
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typedef struct _JsonArray JsonArray;
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/**
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* JsonNodeType:
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* @JSON_NODE_OBJECT: The node contains a #JsonObject
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* @JSON_NODE_ARRAY: The node contains a #JsonArray
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* @JSON_NODE_VALUE: The node contains a fundamental type
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* @JSON_NODE_NULL: Special type, for nodes containing null
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*
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* Indicates the content of a #JsonNode.
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*/
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typedef enum {
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JSON_NODE_OBJECT,
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JSON_NODE_ARRAY,
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JSON_NODE_VALUE,
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JSON_NODE_NULL
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} JsonNodeType;
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/**
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* JsonObjectForeach:
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* @object: the iterated #JsonObject
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* @member_name: the name of the member
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* @member_node: a #JsonNode containing the @member_name value
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* @user_data: data passed to the function
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*
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* The function to be passed to json_object_foreach_member(). You
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* should not add or remove members to and from @object within
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* this function. It is safe to change the value of @member_node.
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*
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* Since: 0.8
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*/
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typedef void (* JsonObjectForeach) (JsonObject *object,
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const gchar *member_name,
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JsonNode *member_node,
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gpointer user_data);
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/**
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* JsonArrayForeach:
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* @array: the iterated #JsonArray
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* @index_: the index of the element
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* @element_node: a #JsonNode containing the value at @index_
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* @user_data: data passed to the function
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*
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* The function to be passed to json_array_foreach_element(). You
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* should not add or remove elements to and from @array within
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* this function. It is safe to change the value of @element_node.
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*
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* Since: 0.8
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*/
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typedef void (* JsonArrayForeach) (JsonArray *array,
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guint index_,
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JsonNode *element_node,
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gpointer user_data);
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/*
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* JsonNode
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*/
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GType json_node_get_type (void) G_GNUC_CONST;
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JsonNode * json_node_new (JsonNodeType type);
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JsonNode * json_node_copy (JsonNode *node);
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void json_node_free (JsonNode *node);
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JsonNodeType json_node_get_node_type (JsonNode *node);
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GType json_node_get_value_type (JsonNode *node);
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JsonNode * json_node_get_parent (JsonNode *node);
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G_CONST_RETURN gchar *json_node_type_name (JsonNode *node);
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void json_node_set_object (JsonNode *node,
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JsonObject *object);
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void json_node_take_object (JsonNode *node,
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JsonObject *object);
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JsonObject * json_node_get_object (JsonNode *node);
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JsonObject * json_node_dup_object (JsonNode *node);
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void json_node_set_array (JsonNode *node,
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JsonArray *array);
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void json_node_take_array (JsonNode *node,
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JsonArray *array);
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JsonArray * json_node_get_array (JsonNode *node);
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JsonArray * json_node_dup_array (JsonNode *node);
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void json_node_set_value (JsonNode *node,
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const GValue *value);
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void json_node_get_value (JsonNode *node,
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GValue *value);
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void json_node_set_string (JsonNode *node,
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const gchar *value);
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G_CONST_RETURN gchar *json_node_get_string (JsonNode *node);
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gchar * json_node_dup_string (JsonNode *node);
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void json_node_set_int (JsonNode *node,
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gint64 value);
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gint64 json_node_get_int (JsonNode *node);
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void json_node_set_double (JsonNode *node,
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gdouble value);
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gdouble json_node_get_double (JsonNode *node);
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void json_node_set_boolean (JsonNode *node,
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gboolean value);
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gboolean json_node_get_boolean (JsonNode *node);
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gboolean json_node_is_null (JsonNode *node);
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/*
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* JsonObject
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*/
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GType json_object_get_type (void) G_GNUC_CONST;
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JsonObject * json_object_new (void);
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JsonObject * json_object_ref (JsonObject *object);
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void json_object_unref (JsonObject *object);
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#ifndef JSON_DISABLE_DEPRECATED
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void json_object_add_member (JsonObject *object,
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const gchar *member_name,
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JsonNode *node) G_GNUC_DEPRECATED;
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#endif /* JSON_DISABLE_DEPRECATED */
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void json_object_set_member (JsonObject *object,
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const gchar *member_name,
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JsonNode *node);
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void json_object_set_int_member (JsonObject *object,
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const gchar *member_name,
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gint64 value);
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void json_object_set_double_member (JsonObject *object,
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const gchar *member_name,
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gdouble value);
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void json_object_set_boolean_member (JsonObject *object,
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const gchar *member_name,
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gboolean value);
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void json_object_set_string_member (JsonObject *object,
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const gchar *member_name,
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const gchar *value);
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void json_object_set_null_member (JsonObject *object,
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const gchar *member_name);
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void json_object_set_array_member (JsonObject *object,
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const gchar *member_name,
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JsonArray *value);
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void json_object_set_object_member (JsonObject *object,
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const gchar *member_name,
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JsonObject *value);
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GList * json_object_get_members (JsonObject *object);
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JsonNode * json_object_get_member (JsonObject *object,
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const gchar *member_name);
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JsonNode * json_object_dup_member (JsonObject *object,
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const gchar *member_name);
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gint64 json_object_get_int_member (JsonObject *object,
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const gchar *member_name);
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gdouble json_object_get_double_member (JsonObject *object,
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const gchar *member_name);
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gboolean json_object_get_boolean_member (JsonObject *object,
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const gchar *member_name);
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G_CONST_RETURN gchar *json_object_get_string_member (JsonObject *object,
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const gchar *member_name);
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gboolean json_object_get_null_member (JsonObject *object,
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const gchar *member_name);
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JsonArray * json_object_get_array_member (JsonObject *object,
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const gchar *member_name);
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JsonObject * json_object_get_object_member (JsonObject *object,
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const gchar *member_name);
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gboolean json_object_has_member (JsonObject *object,
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const gchar *member_name);
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void json_object_remove_member (JsonObject *object,
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const gchar *member_name);
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GList * json_object_get_values (JsonObject *object);
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guint json_object_get_size (JsonObject *object);
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void json_object_foreach_member (JsonObject *object,
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JsonObjectForeach func,
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gpointer data);
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GType json_array_get_type (void) G_GNUC_CONST;
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JsonArray * json_array_new (void);
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JsonArray * json_array_sized_new (guint n_elements);
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JsonArray * json_array_ref (JsonArray *array);
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void json_array_unref (JsonArray *array);
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void json_array_add_element (JsonArray *array,
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JsonNode *node);
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void json_array_add_int_element (JsonArray *array,
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gint64 value);
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void json_array_add_double_element (JsonArray *array,
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gdouble value);
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void json_array_add_boolean_element (JsonArray *array,
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gboolean value);
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void json_array_add_string_element (JsonArray *array,
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const gchar *value);
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void json_array_add_null_element (JsonArray *array);
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void json_array_add_array_element (JsonArray *array,
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JsonArray *value);
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void json_array_add_object_element (JsonArray *array,
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JsonObject *value);
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GList * json_array_get_elements (JsonArray *array);
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JsonNode * json_array_get_element (JsonArray *array,
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guint index_);
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gint64 json_array_get_int_element (JsonArray *array,
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guint index_);
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gdouble json_array_get_double_element (JsonArray *array,
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guint index_);
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gboolean json_array_get_boolean_element (JsonArray *array,
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guint index_);
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G_CONST_RETURN gchar *json_array_get_string_element (JsonArray *array,
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guint index_);
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gboolean json_array_get_null_element (JsonArray *array,
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guint index_);
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JsonArray * json_array_get_array_element (JsonArray *array,
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guint index_);
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JsonObject * json_array_get_object_element (JsonArray *array,
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guint index_);
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JsonNode * json_array_dup_element (JsonArray *array,
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guint index_);
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void json_array_remove_element (JsonArray *array,
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guint index_);
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guint json_array_get_length (JsonArray *array);
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void json_array_foreach_element (JsonArray *array,
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JsonArrayForeach func,
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gpointer data);
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G_END_DECLS
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#endif /* __JSON_TYPES_H__ */
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