[libvirt] [PATCH RFC 2/3] util: Introduce virFileCacheForEach
Add an API to allow traversing each of the file cache elements
and invoking a virHashIterator callback function for each element.
Signed-off-by: John Ferlan <jferlan(a)redhat.com>
---
src/libvirt_private.syms | 1 +
src/util/virfilecache.c | 24 ++++++++++++++++++++++++
src/util/virfilecache.h | 5 +++++
3 files changed, 30 insertions(+)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 2343a757c1..d59126c83f 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1882,6 +1882,7 @@ virFindFileInPath;
# util/virfilecache.h
+virFileCacheForEach;
virFileCacheGetPriv;
virFileCacheInsertData;
virFileCacheLookup;
diff --git a/src/util/virfilecache.c b/src/util/virfilecache.c
index 15c0d99fd9..cb7580e11a 100644
--- a/src/util/virfilecache.c
+++ b/src/util/virfilecache.c
@@ -349,6 +349,30 @@ virFileCacheLookupByFunc(virFileCachePtr cache,
}
+/**
+ * virFileCacheForEach
+ * @cache: existing cache object
+ * @iter: an iterator to process each data
+ * @opaque: opaque data to pass to the iterator
+ *
+ * For each element in the file cache, run the @iter which uses
+ * @virHashIterator arguments with @opaque data.
+ */
+int
+virFileCacheForEach(virFileCachePtr cache,
+ virHashIterator iter,
+ void *opaque)
+{
+ int ret;
+
+ virObjectLock(cache);
+ ret = virHashForEach(cache->table, iter, opaque);
+ virObjectUnlock(cache);
+
+ return ret;
+}
+
+
/**
* virFileCacheGetPriv:
* @cache: existing cache object
diff --git a/src/util/virfilecache.h b/src/util/virfilecache.h
index af6a189d7f..44b766153e 100644
--- a/src/util/virfilecache.h
+++ b/src/util/virfilecache.h
@@ -122,6 +122,11 @@ virFileCacheLookupByFunc(virFileCachePtr cache,
virHashSearcher iter,
const void *iterData);
+int
+virFileCacheForEach(virFileCachePtr cache,
+ virHashIterator iter,
+ void *opaque);
+
void *
virFileCacheGetPriv(virFileCachePtr cache);
--
2.17.2