From: huanwen ren <ren.huanwen@zte.com.cn>
Date: Tue, 7 Jun 2016 07:06:36 +0000 (+0800)
Subject: common: add ceph_str_hash_valid() to verify hash type
X-Git-Tag: ses5-milestone5~392^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=ef92aba9edf1c1635a094df94be01047bca4574e;p=ceph.git

common: add ceph_str_hash_valid() to verify hash type

if hash type is CEPH_STR_HASH_LINUX/CEPH_STR_HASH_RJENKINS then return true,
if not return false

Signed-off-by: huanwen ren <ren.huanwen@zte.com.cn>
---

diff --git a/src/common/ceph_hash.cc b/src/common/ceph_hash.cc
index c581806d83dd..63082fcb8f59 100644
--- a/src/common/ceph_hash.cc
+++ b/src/common/ceph_hash.cc
@@ -115,3 +115,14 @@ const char *ceph_str_hash_name(int type)
 		return "unknown";
 	}
 }
+
+bool ceph_str_hash_valid(int type)
+{
+        switch (type) {
+        case CEPH_STR_HASH_LINUX:
+        case CEPH_STR_HASH_RJENKINS:
+                return true;
+        default:
+                return false;
+        }
+}
diff --git a/src/include/ceph_hash.h b/src/include/ceph_hash.h
index d099c3f90236..f9d80ac36ad6 100644
--- a/src/include/ceph_hash.h
+++ b/src/include/ceph_hash.h
@@ -9,5 +9,6 @@ extern unsigned ceph_str_hash_rjenkins(const char *s, unsigned len);
 
 extern unsigned ceph_str_hash(int type, const char *s, unsigned len);
 extern const char *ceph_str_hash_name(int type);
+extern bool ceph_str_hash_valid(int type);
 
 #endif