From 21f800d340ae080435f08e762d7b2868204c3772 Mon Sep 17 00:00:00 2001 From: Luiz Capitulino Date: Tue, 13 Oct 2009 13:56:58 -0300 Subject: [PATCH] QDict: Introduce qdict_iter() This adds iterator support to QDict, it will be used by the (to be introduced) QError module. Signed-off-by: Luiz Capitulino Signed-off-by: Anthony Liguori --- qdict.c | 19 +++++++++++++++++++ qdict.h | 3 +++ 2 files changed, 22 insertions(+) diff --git a/qdict.c b/qdict.c index a302f4c0c4..0e04cb1fed 100644 --- a/qdict.c +++ b/qdict.c @@ -241,6 +241,25 @@ const char *qdict_get_try_str(const QDict *qdict, const char *key) return qstring_get_str(qobject_to_qstring(obj)); } +/** + * qdict_iter(): Iterate over all the dictionary's stored values. + * + * This function allows the user to provide an iterator, which will be + * called for each stored value in the dictionary. + */ +void qdict_iter(const QDict *qdict, + void (*iter)(const char *key, QObject *obj, void *opaque), + void *opaque) +{ + int i; + QDictEntry *entry; + + for (i = 0; i < QDICT_HASH_SIZE; i++) { + QLIST_FOREACH(entry, &qdict->table[i], next) + iter(entry->key, entry->value, opaque); + } +} + /** * qentry_destroy(): Free all the memory allocated by a QDictEntry */ diff --git a/qdict.h b/qdict.h index 3102ca296f..14b26330f7 100644 --- a/qdict.h +++ b/qdict.h @@ -27,6 +27,9 @@ void qdict_del(QDict *qdict, const char *key); int qdict_haskey(const QDict *qdict, const char *key); QObject *qdict_get(const QDict *qdict, const char *key); QDict *qobject_to_qdict(const QObject *obj); +void qdict_iter(const QDict *qdict, + void (*iter)(const char *key, QObject *obj, void *opaque), + void *opaque); /* Helper to qdict_put_obj(), accepts any object */ #define qdict_put(qdict, key, obj) \