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Add qdict_clone_shallow()

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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Kevin Wolf 2013-03-15 10:35:03 +01:00 committed by Stefan Hajnoczi
parent de9c0cec6c
commit b382bc9a15
2 changed files with 24 additions and 0 deletions
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2
include/qapi/qmp/qdict.h
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@ -64,4 +64,6 @@ int64_t qdict_get_try_int(const QDict *qdict, const char *key,
int qdict_get_try_bool(const QDict *qdict, const char *key, int def_value); int qdict_get_try_bool(const QDict *qdict, const char *key, int def_value);
const char *qdict_get_try_str(const QDict *qdict, const char *key); const char *qdict_get_try_str(const QDict *qdict, const char *key);
QDict *qdict_clone_shallow(const QDict *src);
#endif /* QDICT_H */ #endif /* QDICT_H */

22
qobject/qdict.c
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@ -400,6 +400,28 @@ const QDictEntry *qdict_next(const QDict *qdict, const QDictEntry *entry)
return ret; return ret;
} }
/**
* qdict_clone_shallow(): Clones a given QDict. Its entries are not copied, but
* another reference is added.
*/
QDict *qdict_clone_shallow(const QDict *src)
{
QDict *dest;
QDictEntry *entry;
int i;
dest = qdict_new();
for (i = 0; i < QDICT_BUCKET_MAX; i++) {
QLIST_FOREACH(entry, &src->table[i], next) {
qobject_incref(entry->value);
qdict_put_obj(dest, entry->key, entry->value);
}
}
return dest;
}
/** /**
* qentry_destroy(): Free all the memory allocated by a QDictEntry * qentry_destroy(): Free all the memory allocated by a QDictEntry
*/ */