Git Repo - qemu.git/blame_incremental - qapi/qapi-dealloc-visitor.c

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Commit	Line	Data
	1	/*
	2	* Dealloc Visitor
	3	*
	4	* Copyright (C) 2012-2016 Red Hat, Inc.
	5	* Copyright IBM, Corp. 2011
	6	*
	7	* Authors:
	8	* Michael Roth <[email protected]>
	9	*
	10	* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
	11	* See the COPYING.LIB file in the top-level directory.
	12	*
	13	*/
	14
	15	#include "qemu/osdep.h"
	16	#include "qapi/dealloc-visitor.h"
	17	#include "qapi/qmp/qnull.h"
	18	#include "qapi/visitor-impl.h"
	19
	20	struct QapiDeallocVisitor
	21	{
	22	Visitor visitor;
	23	};
	24
	25	static bool qapi_dealloc_start_struct(Visitor v, const char name, void **obj,
	26	size_t unused, Error **errp)
	27	{
	28	return true;
	29	}
	30
	31	static void qapi_dealloc_end_struct(Visitor v, void *obj)
	32	{
	33	if (obj) {
	34	g_free(*obj);
	35	}
	36	}
	37
	38	static void qapi_dealloc_end_alternate(Visitor v, void *obj)
	39	{
	40	if (obj) {
	41	g_free(*obj);
	42	}
	43	}
	44
	45	static bool qapi_dealloc_start_list(Visitor v, const char name,
	46	GenericList **list, size_t size,
	47	Error **errp)
	48	{
	49	return true;
	50	}
	51
	52	static GenericList qapi_dealloc_next_list(Visitor v, GenericList *tail,
	53	size_t size)
	54	{
	55	GenericList *next = tail->next;
	56	g_free(tail);
	57	return next;
	58	}
	59
	60	static void qapi_dealloc_end_list(Visitor v, void *obj)
	61	{
	62	}
	63
	64	static bool qapi_dealloc_type_str(Visitor v, const char name, char **obj,
	65	Error **errp)
	66	{
	67	if (obj) {
	68	g_free(*obj);
	69	}
	70	return true;
	71	}
	72
	73	static bool qapi_dealloc_type_int64(Visitor v, const char name, int64_t *obj,
	74	Error **errp)
	75	{
	76	return true;
	77	}
	78
	79	static bool qapi_dealloc_type_uint64(Visitor v, const char name,
	80	uint64_t obj, Error *errp)
	81	{
	82	return true;
	83	}
	84
	85	static bool qapi_dealloc_type_bool(Visitor v, const char name, bool *obj,
	86	Error **errp)
	87	{
	88	return true;
	89	}
	90
	91	static bool qapi_dealloc_type_number(Visitor v, const char name, double *obj,
	92	Error **errp)
	93	{
	94	return true;
	95	}
	96
	97	static bool qapi_dealloc_type_anything(Visitor v, const char name,
	98	QObject obj, Error errp)
	99	{
	100	if (obj) {
	101	qobject_unref(*obj);
	102	}
	103	return true;
	104	}
	105
	106	static bool qapi_dealloc_type_null(Visitor v, const char name,
	107	QNull obj, Error errp)
	108	{
	109	if (obj) {
	110	qobject_unref(*obj);
	111	}
	112	return true;
	113	}
	114
	115	static void qapi_dealloc_free(Visitor *v)
	116	{
	117	g_free(container_of(v, QapiDeallocVisitor, visitor));
	118	}
	119
	120	Visitor *qapi_dealloc_visitor_new(void)
	121	{
	122	QapiDeallocVisitor *v;
	123
	124	v = g_malloc0(sizeof(*v));
	125
	126	v->visitor.type = VISITOR_DEALLOC;
	127	v->visitor.start_struct = qapi_dealloc_start_struct;
	128	v->visitor.end_struct = qapi_dealloc_end_struct;
	129	v->visitor.end_alternate = qapi_dealloc_end_alternate;
	130	v->visitor.start_list = qapi_dealloc_start_list;
	131	v->visitor.next_list = qapi_dealloc_next_list;
	132	v->visitor.end_list = qapi_dealloc_end_list;
	133	v->visitor.type_int64 = qapi_dealloc_type_int64;
	134	v->visitor.type_uint64 = qapi_dealloc_type_uint64;
	135	v->visitor.type_bool = qapi_dealloc_type_bool;
	136	v->visitor.type_str = qapi_dealloc_type_str;
	137	v->visitor.type_number = qapi_dealloc_type_number;
	138	v->visitor.type_any = qapi_dealloc_type_anything;
	139	v->visitor.type_null = qapi_dealloc_type_null;
	140	v->visitor.free = qapi_dealloc_free;
	141
	142	return &v->visitor;
	143	}