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QDict: Introduce qdict_iter()

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This adds iterator support to QDict, it will be used by the
(to be introduced) QError module.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Luiz Capitulino 2009-10-13 13:56:58 -03:00 committed by Anthony Liguori
parent 422c46a81d
commit 21f800d340
2 changed files with 22 additions and 0 deletions
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19
qdict.c
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@ -241,6 +241,25 @@ const char *qdict_get_try_str(const QDict *qdict, const char *key)
return qstring_get_str(qobject_to_qstring(obj)); 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 * qentry_destroy(): Free all the memory allocated by a QDictEntry
*/ */

3
qdict.h
View File

@ -27,6 +27,9 @@ void qdict_del(QDict *qdict, const char *key);
int qdict_haskey(const QDict *qdict, const char *key); int qdict_haskey(const QDict *qdict, const char *key);
QObject *qdict_get(const QDict *qdict, const char *key); QObject *qdict_get(const QDict *qdict, const char *key);
QDict *qobject_to_qdict(const QObject *obj); 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 */ /* Helper to qdict_put_obj(), accepts any object */
#define qdict_put(qdict, key, obj) \ #define qdict_put(qdict, key, obj) \