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qapi: Add qobject_is_equal()

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This generic function (along with its implementations for different
types) determines whether two QObjects are equal.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 20171114180128.17076-4-mreitz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Max Reitz 2017-11-14 19:01:25 +01:00
parent 254bf807e5
commit b38dd678a2
14 changed files with 186 additions and 0 deletions
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9
include/qapi/qmp/qobject.h
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@ -67,6 +67,15 @@ static inline void qobject_incref(QObject *obj)
obj->refcnt++;
}
/**
* qobject_is_equal(): Return whether the two objects are equal.
*
* Any of the pointers may be NULL; return true if both are. Always
* return false if only one is (therefore a QNull object is not
* considered equal to a NULL pointer).
*/
bool qobject_is_equal(const QObject *x, const QObject *y);
/**
* qobject_destroy(): Free resources used by the object
*/