+/*
+ * Copyright (c) 2016, JANET(UK)
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of JANET(UK) nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
#ifndef TR_CFGWATCH_H
#define TR_CFGWATCH_H
#include <time.h>
#include <sys/time.h>
+#include <tr_config.h>
+#include <tr_event.h>
+/* interval in seconds */
+#define TR_CFGWATCH_DEFAULT_POLL 1
+#define TR_CFGWATCH_DEFAULT_SETTLE 5
+/* note: settling time is minimum - only checked on poll intervals */
struct tr_fstat {
char *name;
struct timespec mtime;
};
-struct tr_cfgwatch_data {
+typedef struct tr_cfgwatch_data {
struct timeval poll_interval; /* how often should we check for updates? */
struct timeval settling_time; /* how long should we wait for changes to settle before updating? */
char *config_dir; /* what directory are we watching? */
int change_detected; /* have we detected a change? */
struct timeval last_change_detected; /* when did we last note a changed mtime? */
TR_CFG_MGR *cfg_mgr; /* what trust router config are we updating? */
-};
-typedef struct tr_cfgwatch_data TR_CFGWATCH;
+ void (*update_cb)(TR_CFG *new_cfg, void *cookie); /* callback after config updated */
+ void *update_cookie; /* data for the update_cb() */
+} TR_CFGWATCH;
/* prototypes */