Allow apr_memcache to use a pure CRC32 hash fucntion for server selection. We maintain the _default version, since it is identical to what the Perl memcache Client uses.

Fixes PR: 39604


git-svn-id: http://svn.apache.org/repos/asf/apr/apr-util/trunk@545428 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 10 insertions, 0 deletions

diff --git a/include/apr_memcache.h b/include/apr_memcache.h
index 4f90a9a2..f59ca55c 100644
--- a/include/apr_memcache.h
+++ b/include/apr_memcache.h
@@ -116,6 +116,16 @@ APR_DECLARE(apr_uint32_t) apr_memcache_hash(apr_memcache_t *mc,
                                             const char *data,
                                             apr_size_t data_len);
 
+/**
+ * Pure CRC32 Hash. Used by some clients.
+ */
+APR_DECLARE(apr_uint32_t) apr_memcache_hash_crc32(void *baton,
+                                                    const char *data,
+                                                    apr_size_t data_len);
+
+/**
+ * hash compatible with the standard Perl Client.
+ */
 APR_DECLARE(apr_uint32_t) apr_memcache_hash_default(void *baton,
                                                     const char *data,
                                                     apr_size_t data_len);