[libvirt] [PATCH V11 1/7] Implement virHashRemoveAll function
Implement function to remove all entries of a hash table.
---
src/libvirt_private.syms | 1 +
src/util/virhash.c | 25 +++++++++++++++++++++++++
src/util/virhash.h | 5 +++++
3 files changed, 31 insertions(+)
Index: libvirt-acl/src/libvirt_private.syms
===================================================================
--- libvirt-acl.orig/src/libvirt_private.syms
+++ libvirt-acl/src/libvirt_private.syms
@@ -578,6 +578,7 @@ virHashForEach;
virHashFree;
virHashGetItems;
virHashLookup;
+virHashRemoveAll;
virHashRemoveEntry;
virHashRemoveSet;
virHashSearch;
Index: libvirt-acl/src/util/virhash.c
===================================================================
--- libvirt-acl.orig/src/util/virhash.c
+++ libvirt-acl/src/util/virhash.c
@@ -575,6 +575,31 @@ virHashRemoveSet(virHashTablePtr table,
return count;
}
+static int
+_virHashRemoveAllIter(const void *payload ATTRIBUTE_UNUSED,
+ const void *name ATTRIBUTE_UNUSED,
+ const void *data ATTRIBUTE_UNUSED)
+{
+ return 1;
+}
+
+/**
+ * virHashRemoveAll
+ * @table: the hash table to clear
+ *
+ * Free the hash @table's contents. The userdata is
+ * deallocated with the function provided at creation time.
+ *
+ * Returns the number of items removed on success, -1 on failure
+ */
+ssize_t
+virHashRemoveAll(virHashTablePtr table)
+{
+ return virHashRemoveSet(table,
+ _virHashRemoveAllIter,
+ NULL);
+}
+
/**
* virHashSearch:
* @table: the hash table to search
Index: libvirt-acl/src/util/virhash.h
===================================================================
--- libvirt-acl.orig/src/util/virhash.h
+++ libvirt-acl/src/util/virhash.h
@@ -127,6 +127,11 @@ int virHashRemoveEntry(virHashTablePtr t
const void *name);
/*
+ * Remove all entries from the hash table.
+ */
+ssize_t virHashRemoveAll(virHashTablePtr table);
+
+/*
* Retrieve the userdata.
*/
void *virHashLookup(virHashTablePtr table, const void *name);