10  * See the COPYING.LIB file in the top-level directory.
19 #include "qobject-internal.h"
38  * (from module-init-tools)
42     unsigned value;    /* Used to compute the hash value.  */  in tdb_hash()  local
45     /* Set the initial value from the key size. */  in tdb_hash()
46     for (value = 0x238F13AF * strlen(name), i = 0; name[i]; i++) {  in tdb_hash()
47         value = (value + (((const unsigned char *)name)[i] << (i * 5 % 24)));  in tdb_hash()
50     return (1103515243 * value + 12345);  in tdb_hash()
56 static QDictEntry *alloc_entry(const char *key, QObject *value)  in alloc_entry()  argument
61     entry->key = g_strdup(key);  in alloc_entry()
62     entry->value = value;  in alloc_entry()
68  * qdict_entry_value(): Return qdict entry value
74     return entry->value;  in qdict_entry_value()
78  * qdict_entry_key(): Return qdict entry key
85     return entry->key;  in qdict_entry_key()
92                               const char *key, unsigned int bucket)  in qdict_find()  argument
96     QLIST_FOREACH(entry, &qdict->table[bucket], next)  in qdict_find()
97         if (!strcmp(entry->key, key)) {  in qdict_find()
107  * Insert the pair 'key:value' into 'qdict', if 'key' already exists
108  * its 'value' will be replaced.
113  * NOTE: ownership of 'value' is transferred to the QDict
115 void qdict_put_obj(QDict *qdict, const char *key, QObject *value)  in qdict_put_obj()  argument
120     bucket = tdb_hash(key) % QDICT_BUCKET_MAX;  in qdict_put_obj()
121     entry = qdict_find(qdict, key, bucket);  in qdict_put_obj()
123         /* replace key's value */  in qdict_put_obj()
124         qobject_unref(entry->value);  in qdict_put_obj()
125         entry->value = value;  in qdict_put_obj()
128         entry = alloc_entry(key, value);  in qdict_put_obj()
129         QLIST_INSERT_HEAD(&qdict->table[bucket], entry, next);  in qdict_put_obj()
130         qdict->size++;  in qdict_put_obj()
134 void qdict_put_int(QDict *qdict, const char *key, int64_t value)  in qdict_put_int()  argument
136     qdict_put(qdict, key, qnum_from_int(value));  in qdict_put_int()
139 void qdict_put_bool(QDict *qdict, const char *key, bool value)  in qdict_put_bool()  argument
141     qdict_put(qdict, key, qbool_from_bool(value));  in qdict_put_bool()
144 void qdict_put_str(QDict *qdict, const char *key, const char *value)  in qdict_put_str()  argument
146     qdict_put(qdict, key, qstring_from_str(value));  in qdict_put_str()
149 void qdict_put_null(QDict *qdict, const char *key)  in qdict_put_null()  argument
151     qdict_put(qdict, key, qnull());  in qdict_put_null()
155  * qdict_get(): Lookup for a given 'key'
157  * Return a weak reference to the QObject associated with 'key' if
158  * 'key' is present in the dictionary, NULL otherwise.
160 QObject *qdict_get(const QDict *qdict, const char *key)  in qdict_get()  argument
164     entry = qdict_find(qdict, key, tdb_hash(key) % QDICT_BUCKET_MAX);  in qdict_get()
165     return (entry == NULL ? NULL : entry->value);  in qdict_get()
169  * qdict_haskey(): Check if 'key' exists
171  * Return 1 if 'key' exists in the dict, 0 otherwise
173 int qdict_haskey(const QDict *qdict, const char *key)  in qdict_haskey()  argument
175     unsigned int bucket = tdb_hash(key) % QDICT_BUCKET_MAX;  in qdict_haskey()
176     return (qdict_find(qdict, key, bucket) == NULL ? 0 : 1);  in qdict_haskey()
184     return qdict->size;  in qdict_size()
188  * qdict_get_double(): Get an number mapped by 'key'
190  * This function assumes that 'key' exists and it stores a QNum.
192  * Return number mapped by 'key'.
194 double qdict_get_double(const QDict *qdict, const char *key)  in qdict_get_double()  argument
196     return qnum_get_double(qobject_to(QNum, qdict_get(qdict, key)));  in qdict_get_double()
200  * qdict_get_int(): Get an integer mapped by 'key'
202  * This function assumes that 'key' exists and it stores a
205  * Return integer mapped by 'key'.
207 int64_t qdict_get_int(const QDict *qdict, const char *key)  in qdict_get_int()  argument
209     return qnum_get_int(qobject_to(QNum, qdict_get(qdict, key)));  in qdict_get_int()
213  * qdict_get_bool(): Get a bool mapped by 'key'
215  * This function assumes that 'key' exists and it stores a
218  * Return bool mapped by 'key'.
220 bool qdict_get_bool(const QDict *qdict, const char *key)  in qdict_get_bool()  argument
222     return qbool_get_bool(qobject_to(QBool, qdict_get(qdict, key)));  in qdict_get_bool()
226  * qdict_get_qlist(): If @qdict maps @key to a QList, return it, else NULL.
228 QList *qdict_get_qlist(const QDict *qdict, const char *key)  in qdict_get_qlist()  argument
230     return qobject_to(QList, qdict_get(qdict, key));  in qdict_get_qlist()
234  * qdict_get_qdict(): If @qdict maps @key to a QDict, return it, else NULL.
236 QDict *qdict_get_qdict(const QDict *qdict, const char *key)  in qdict_get_qdict()  argument
238     return qobject_to(QDict, qdict_get(qdict, key));  in qdict_get_qdict()
243  * by 'key'
245  * This function assumes that 'key' exists and it stores a
248  * Return pointer to the string mapped by 'key'.
250 const char *qdict_get_str(const QDict *qdict, const char *key)  in qdict_get_str()  argument
252     return qstring_get_str(qobject_to(QString, qdict_get(qdict, key)));  in qdict_get_str()
256  * qdict_get_try_int(): Try to get integer mapped by 'key'
258  * Return integer mapped by 'key', if it is not present in the
262 int64_t qdict_get_try_int(const QDict *qdict, const char *key,  in qdict_get_try_int()  argument
265     QNum *qnum = qobject_to(QNum, qdict_get(qdict, key));  in qdict_get_try_int()
276  * qdict_get_try_bool(): Try to get a bool mapped by 'key'
278  * Return bool mapped by 'key', if it is not present in the
282 bool qdict_get_try_bool(const QDict *qdict, const char *key, bool def_value)  in qdict_get_try_bool()  argument
284     QBool *qbool = qobject_to(QBool, qdict_get(qdict, key));  in qdict_get_try_bool()
291  * mapped by 'key'
293  * Return a pointer to the string mapped by 'key', if it is not present
297 const char *qdict_get_try_str(const QDict *qdict, const char *key)  in qdict_get_try_str()  argument
299     QString *qstr = qobject_to(QString, qdict_get(qdict, key));  in qdict_get_try_str()
309         if (!QLIST_EMPTY(&qdict->table[i])) {  in qdict_next_entry()
310             return QLIST_FIRST(&qdict->table[i]);  in qdict_next_entry()
334         unsigned int bucket = tdb_hash(entry->key) % QDICT_BUCKET_MAX;  in qdict_next()
354         QLIST_FOREACH(entry, &src->table[i], next) {  in qdict_clone_shallow()
355             qdict_put_obj(dest, entry->key, qobject_ref(entry->value));  in qdict_clone_shallow()
368     assert(e->key != NULL);  in qentry_destroy()
369     assert(e->value != NULL);  in qentry_destroy()
371     qobject_unref(e->value);  in qentry_destroy()
372     g_free(e->key);  in qentry_destroy()
377  * qdict_del(): Delete a 'key:value' pair from the dictionary
381 void qdict_del(QDict *qdict, const char *key)  in qdict_del()  argument
385     entry = qdict_find(qdict, key, tdb_hash(key) % QDICT_BUCKET_MAX);  in qdict_del()
389         qdict->size--;  in qdict_del()
434         QDictEntry *entry = QLIST_FIRST(&qdict->table[i]);  in qdict_destroy_obj()