libnsm.a: Introduce common routines to handle persistent storage

[nfs-utils.git] / support / include / nsm.h

diff --git a/support/include/nsm.h b/support/include/nsm.h
new file mode 100644 (file)
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--- /dev/null
+++ b/support/include/nsm.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2009 Oracle.  All rights reserved.
+ *
+ * This file is part of nfs-utils.
+ *
+ * nfs-utils is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * nfs-utils is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with nfs-utils.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * NSM for Linux.
+ */
+
+#ifndef NFS_UTILS_SUPPORT_NSM_H
+#define NFS_UTILS_SUPPORT_NSM_H
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <stdbool.h>
+
+#include <netdb.h>
+#include <time.h>
+
+#include "sm_inter.h"
+
+typedef unsigned int
+               (*nsm_populate_t)(const char *hostname,
+                               const struct sockaddr *sap,
+                               const struct mon *mon,
+                               const time_t timestamp);
+
+/* file.c */
+
+extern _Bool   nsm_setup_pathnames(const char *progname,
+                               const char *parentdir);
+extern _Bool   nsm_is_default_parentdir(void);
+extern _Bool   nsm_drop_privileges(const int pidfd);
+
+extern int     nsm_get_state(_Bool update);
+extern void    nsm_update_kernel_state(const int state);
+
+extern unsigned int
+               nsm_retire_monitored_hosts(void);
+extern unsigned int
+               nsm_load_monitor_list(nsm_populate_t func);
+extern unsigned int
+               nsm_load_notify_list(nsm_populate_t func);
+
+extern _Bool   nsm_insert_monitored_host(const char *hostname,
+                       const struct sockaddr *sap, const struct mon *m);
+extern void    nsm_delete_monitored_host(const char *hostname);
+extern void    nsm_delete_notified_host(const char *hostname);
+
+#endif /* !NFS_UTILS_SUPPORT_NSM_H */