Windows: add cm_HaveToken

cm_HaveToken answers the question of whether a cm_user_t has a
token for a specified cell.

Change-Id: I4dff312a7e9000ccee6952c21fca174700364c4c
Reviewed-on: http://gerrit.openafs.org/9076
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Rod Widdowson <rdw@steadingsoftware.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>

diff --git a/src/WINNT/afsd/cm_aclent.c b/src/WINNT/afsd/cm_aclent.c
index 23dba10..2a67053 100644 (file)
--- a/src/WINNT/afsd/cm_aclent.c
+++ b/src/WINNT/afsd/cm_aclent.c
@@ -157,6 +157,27 @@ time_t cm_TGTLifeTime(cm_user_t *userp, afs_uint32 cellID)
     return expirationTime;
 }
 
+int
+cm_HaveToken(cm_user_t *userp, afs_uint32 cellID)
+{
+    cm_cell_t *cellp = NULL;
+    cm_ucell_t * ucp = NULL;
+    int         havetoken = 0;
+    time_t      now;
+
+    lock_ObtainMutex(&userp->mx);
+    cellp = cm_FindCellByID(cellID, CM_FLAG_NOPROBE);
+    ucp = cm_GetUCell(userp, cellp);
+    if (ucp->ticketp) {
+        now = time(NULL);
+        if (ucp->expirationTime > now)
+            havetoken = 1;
+    }
+    lock_ReleaseMutex(&userp->mx);
+
+    return havetoken;
+}
+
 
 /*
  * Add rights to an acl cache entry.  Do the right thing if not present,

diff --git a/src/WINNT/afsd/cm_user.h b/src/WINNT/afsd/cm_user.h
index 4f63b56..bbe5a71 100644 (file)
--- a/src/WINNT/afsd/cm_user.h
+++ b/src/WINNT/afsd/cm_user.h
@@ -72,6 +72,8 @@ extern void cm_ReleaseUserVCRef(cm_user_t *up);
 
 extern void cm_CheckTokenCache(time_t now);
 
+extern int  cm_HaveToken(cm_user_t *userp, afs_uint32 cellID);
+
 extern cm_user_t *cm_rootUserp;
 
 #endif /*  OPENAFS_WINNT_AFSD_CM_USER_H */