1 /* 2 * QBool Module 3 * 4 * Copyright IBM, Corp. 2009 5 * 6 * Authors: 7 * Anthony Liguori <aliguori@us.ibm.com> 8 * 9 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. 10 * See the COPYING.LIB file in the top-level directory. 11 * 12 */ 13 14 #include "qbool.h" 15 #include "qobject.h" 16 #include "qemu-common.h" 17 18 static void qbool_destroy_obj(QObject *obj); 19 20 static const QType qbool_type = { 21 .code = QTYPE_QBOOL, 22 .destroy = qbool_destroy_obj, 23 }; 24 25 /** 26 * qbool_from_int(): Create a new QBool from an int 27 * 28 * Return strong reference. 29 */ qbool_from_int(int value)30QBool *qbool_from_int(int value) 31 { 32 QBool *qb; 33 34 qb = qemu_malloc(sizeof(*qb)); 35 qb->value = value; 36 QOBJECT_INIT(qb, &qbool_type); 37 38 return qb; 39 } 40 41 /** 42 * qbool_get_int(): Get the stored int 43 */ qbool_get_int(const QBool * qb)44int qbool_get_int(const QBool *qb) 45 { 46 return qb->value; 47 } 48 49 /** 50 * qobject_to_qbool(): Convert a QObject into a QBool 51 */ qobject_to_qbool(const QObject * obj)52QBool *qobject_to_qbool(const QObject *obj) 53 { 54 if (qobject_type(obj) != QTYPE_QBOOL) 55 return NULL; 56 57 return container_of(obj, QBool, base); 58 } 59 60 /** 61 * qbool_destroy_obj(): Free all memory allocated by a 62 * QBool object 63 */ qbool_destroy_obj(QObject * obj)64static void qbool_destroy_obj(QObject *obj) 65 { 66 assert(obj != NULL); 67 qemu_free(qobject_to_qbool(obj)); 68 } 69