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-rw-r--r--src/plist.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/plist.c b/src/plist.c
index b120046..72c3e98 100644
--- a/src/plist.c
+++ b/src/plist.c
@@ -1495,3 +1495,64 @@ PLIST_API int plist_data_val_contains(plist_t datanode, const uint8_t* cmpval, s
plist_data_t data = plist_get_data(datanode);
return (memmem(data->buff, data->length, cmpval, n) != NULL);
}
+
+PLIST_API void plist_sort(plist_t plist)
+{
+ if (!plist) {
+ return;
+ }
+ if (PLIST_IS_ARRAY(plist)) {
+ uint32_t n = plist_array_get_size(plist);
+ uint32_t i = 0;
+ for (i = 0; i < n; i++) {
+ plist_sort(plist_array_get_item(plist, i));
+ }
+ } else if (PLIST_IS_DICT(plist)) {
+ node_t *node = (node_t*)plist;
+ node_t *ch;
+ for (ch = node_first_child(node); ch; ch = node_next_sibling(ch)) {
+ ch = node_next_sibling(ch);
+ plist_sort((plist_t)ch);
+ }
+ #define KEY_DATA(x) (x->data)
+ #define VAL_DATA(x) (x->next->data)
+ #define VAL_COUNT(x) (x->next->count)
+ #define VAL_CHDN(x) (x->next->children)
+ #define NEXT_KEY(x) (x->next->next)
+ #define NEXT_VAL(x) (NEXT_KEY(x)->next)
+ #define NEXT_KEY_DATA(x) (NEXT_KEY(x)->data)
+ #define NEXT_VAL_DATA(x) (NEXT_VAL(x)->data)
+ #define NEXT_VAL_CHDN(x) (NEXT_VAL(x)->children)
+ #define NEXT_VAL_COUNT(x) (NEXT_VAL(x)->count)
+ #define KEY_STRVAL(x) ((plist_data_t)(KEY_DATA(x)))->strval
+ #define NEXT_KEY_STRVAL(x) ((plist_data_t)(NEXT_KEY_DATA(x)))->strval
+ int swapped = 0;
+ do {
+ swapped = 0;
+ node_t *lptr = NULL;
+ node_t *ptr_key = node_first_child((node_t*)plist);
+ while (NEXT_KEY(ptr_key) != lptr) {
+ if (strcmp(KEY_STRVAL(ptr_key), NEXT_KEY_STRVAL(ptr_key)) > 0) {
+ // backup old values
+ void* key_data_tmp = KEY_DATA(ptr_key);
+ void* val_data_tmp = VAL_DATA(ptr_key);
+ struct node_list_t *val_chdn_tmp = VAL_CHDN(ptr_key);
+ unsigned int val_count_tmp = VAL_COUNT(ptr_key);
+ // replace current with next
+ KEY_DATA(ptr_key) = NEXT_KEY_DATA(ptr_key);
+ VAL_DATA(ptr_key) = NEXT_VAL_DATA(ptr_key);
+ VAL_CHDN(ptr_key) = NEXT_VAL_CHDN(ptr_key);
+ VAL_COUNT(ptr_key) = NEXT_VAL_COUNT(ptr_key);
+ // replace next with old
+ NEXT_KEY_DATA(ptr_key) = key_data_tmp;
+ NEXT_VAL_DATA(ptr_key) = val_data_tmp;
+ NEXT_VAL_CHDN(ptr_key) = val_chdn_tmp;
+ NEXT_VAL_COUNT(ptr_key) = val_count_tmp;
+ swapped = 1;
+ }
+ ptr_key = NEXT_KEY(ptr_key);
+ }
+ lptr = ptr_key;
+ } while (swapped);
+ }
+}