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authorDmitri Pal <dpal@redhat.com>2009-07-06 13:28:45 -0400
committerSimo Sorce <ssorce@redhat.com>2009-07-06 14:00:56 -0400
commitbb633f641f8b2bf56d49a48077f409a59f3269ce (patch)
treed7d59fc2de39da9a79ecb5b2464ce32515ab8d66 /common
parent216213242331af6033fb8339aab950491d29af14 (diff)
downloadsssd-bb633f641f8b2bf56d49a48077f409a59f3269ce.tar.gz
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COLLECTION Removing static placeholder structure.
There was a static global structure used in iteration and in traversing the collection. It has been removed and replaced with a better solution.
Diffstat (limited to 'common')
-rw-r--r--common/collection/collection.c24
-rw-r--r--common/collection/collection_priv.h1
2 files changed, 20 insertions, 5 deletions
diff --git a/common/collection/collection.c b/common/collection/collection.c
index d3bc365d9..298ddf4d8 100644
--- a/common/collection/collection.c
+++ b/common/collection/collection.c
@@ -68,8 +68,6 @@ struct update_property {
int found;
};
-/* Dummy structure */
-struct collection_item dummy_item = { NULL, "", 0, COL_TYPE_END, 0, NULL };
/******************** FUNCTION DECLARATIONS ****************************/
@@ -1455,10 +1453,17 @@ static int col_simple_traverse_handler(struct collection_item *head,
int *stop)
{
int error = EOK;
+ struct collection_item end_item;
+ char zero = '\0';
TRACE_FLOW_STRING("col_simple_traverse_handler", "Entry.");
- if (current == NULL) current = &dummy_item;
+ if (current == NULL) {
+ memset((void *)&end_item, 0, sizeof(struct collection_item));
+ end_item.type = COL_TYPE_END;
+ end_item.property = &zero;
+ current = &end_item;
+ }
error = user_item_handler(current->property,
current->property_len,
@@ -2435,6 +2440,14 @@ int col_bind_iterator(struct collection_iterator **iterator,
return error;
}
+ /* Create a special end item */
+ error = col_allocate_item(&(iter->end_item), "", NULL, 0, COL_TYPE_END);
+ if(error) {
+ free(iter);
+ TRACE_ERROR_NUMBER("Error allocating end item.", error);
+ return error;
+ }
+
/* Make sure that we tie iterator to the collection */
header = (struct collection_header *)ci->data;
header->reference_count++;
@@ -2492,7 +2505,8 @@ void col_unbind_iterator(struct collection_iterator *iterator)
TRACE_FLOW_STRING("col_unbind_iterator", "Entry.");
if (iterator != NULL) {
col_destroy_collection(iterator->top);
- if (iterator->stack != NULL) free(iterator->stack);
+ free(iterator->end_item);
+ free(iterator->stack);
free(iterator);
}
TRACE_FLOW_STRING("col_unbind_iterator", "Exit");
@@ -2616,7 +2630,7 @@ int col_iterate_collection(struct collection_iterator *iterator,
if ((iterator->flags & COL_TRAVERSE_END) != 0) {
/* Return dummy entry to indicate the end of the collection */
TRACE_INFO_STRING("Finished level", "told to return END");
- *item = &dummy_item;
+ *item = iterator->end_item;
break;
}
else {
diff --git a/common/collection/collection_priv.h b/common/collection/collection_priv.h
index 18688f9dd..fc11a1fa3 100644
--- a/common/collection/collection_priv.h
+++ b/common/collection/collection_priv.h
@@ -58,6 +58,7 @@ struct collection_iterator {
unsigned stack_size;
unsigned stack_depth;
int flags;
+ struct collection_item *end_item;
};