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authorJelmer Vernooij <jelmer@samba.org>2003-05-29 14:46:30 +0000
committerJelmer Vernooij <jelmer@samba.org>2003-05-29 14:46:30 +0000
commitd75a4281c5a96a1e29b34b3a2f10bdb089221b77 (patch)
tree29e3239234dcf158bddacf92ecbb364563c75fc7 /source3/lib
parentba06fdbf669dfa8b115b1a0fbe2bf3b7ed5f558c (diff)
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Fix the events API. Patch by metze with some minor modifications.
(This used to be commit df24c4e839b3de0dc23400463d7489a991f61f49)
Diffstat (limited to 'source3/lib')
-rw-r--r--source3/lib/module.c154
1 files changed, 103 insertions, 51 deletions
diff --git a/source3/lib/module.c b/source3/lib/module.c
index 811efae311..4437d085f9 100644
--- a/source3/lib/module.c
+++ b/source3/lib/module.c
@@ -159,51 +159,76 @@ void module_path_get_name(const char *path, pstring name)
* the registered funtions are run periodically
* and maybe shutdown idle connections (e.g. to an LDAP server)
***************************************************************************/
-static smb_idle_event_struct *smb_idle_event_list = NULL;
-NTSTATUS smb_register_idle_event(smb_idle_event_struct *idle_event)
+static smb_event_id_t smb_idle_event_id = 1;
+
+struct smb_idle_list_ent {
+ struct smb_idle_list_ent *prev,*next;
+ smb_event_id_t id;
+ smb_idle_event_fn *fn;
+ void *data;
+ time_t interval;
+ time_t lastrun;
+};
+
+static struct smb_idle_list_ent *smb_idle_event_list = NULL;
+
+smb_event_id_t smb_register_idle_event(smb_idle_event_fn *fn, void *data, time_t interval)
{
- if (!idle_event) {
- return NT_STATUS_INVALID_PARAMETER;
+ struct smb_idle_list_ent *event;
+
+ if (!fn) {
+ return SMB_EVENT_ID_INVALID;
}
- idle_event->last_run = 0;
+ event = (struct smb_idle_list_ent *)malloc(sizeof(struct smb_idle_list_ent));
+ if (!event) {
+ DEBUG(0,("malloc() failed!\n"));
+ return SMB_EVENT_ID_INVALID;
+ }
+ event->fn = fn;
+ event->data = data;
+ event->interval = interval;
+ event->lastrun = 0;
+ event->id = smb_idle_event_id++;
- DLIST_ADD(smb_idle_event_list,idle_event);
+ DLIST_ADD(smb_idle_event_list,event);
- return NT_STATUS_OK;
+ return event->id;
}
-NTSTATUS smb_unregister_idle_event(smb_idle_event_struct *idle_event)
+BOOL smb_unregister_idle_event(smb_event_id_t id)
{
- if (!idle_event) {
- return NT_STATUS_INVALID_PARAMETER;
+ struct smb_idle_list_ent *event = smb_idle_event_list;
+
+ while(event) {
+ if (event->id == id) {
+ DLIST_REMOVE(smb_idle_event_list,event);
+ SAFE_FREE(event);
+ return True;
+ }
+ event = event->next;
}
-
- DLIST_REMOVE(smb_idle_event_list,idle_event);
-
- return NT_STATUS_OK;
+
+ return False;
}
void smb_run_idle_events(time_t now)
{
- smb_idle_event_struct *tmp_event = smb_idle_event_list;
+ struct smb_idle_list_ent *event = smb_idle_event_list;
- while (tmp_event) {
+ while (event) {
time_t interval;
- if (tmp_event->fn) {
- if (tmp_event->interval >= SMB_IDLE_EVENT_MIN_INTERVAL) {
- interval = tmp_event->interval;
- } else {
- interval = SMB_IDLE_EVENT_DEFAULT_INTERVAL;
- }
- if (now >(tmp_event->last_run+interval)) {
- tmp_event->fn(&tmp_event,now);
- tmp_event->last_run = now;
- }
+ if (event->interval >= SMB_IDLE_EVENT_MIN_INTERVAL) {
+ interval = event->interval;
+ } else {
+ interval = SMB_IDLE_EVENT_MIN_INTERVAL;
}
-
- tmp_event = tmp_event->next;
+ if (now >(event->lastrun+interval)) {
+ event->fn(&event->data,&event->interval,now);
+ event->lastrun = now;
+ }
+ event = event->next;
}
return;
@@ -212,46 +237,73 @@ void smb_run_idle_events(time_t now)
/***************************************************************************
* This Function registers a exit event
*
- * the registered funtions are run on exit()
+ * the registered functions are run on exit()
* and maybe shutdown idle connections (e.g. to an LDAP server)
***************************************************************************/
-static smb_exit_event_struct *smb_exit_event_list = NULL;
-NTSTATUS smb_register_exit_event(smb_exit_event_struct *exit_event)
+
+struct smb_exit_list_ent {
+ struct smb_exit_list_ent *prev,*next;
+ smb_event_id_t id;
+ smb_exit_event_fn *fn;
+ void *data;
+};
+
+static struct smb_exit_list_ent *smb_exit_event_list = NULL;
+
+smb_event_id_t smb_register_exit_event(smb_exit_event_fn *fn, void *data)
{
- if (!exit_event) {
- return NT_STATUS_INVALID_PARAMETER;
+ struct smb_exit_list_ent *event;
+ static smb_event_id_t smb_exit_event_id = 1;
+
+ if (!fn) {
+ return SMB_EVENT_ID_INVALID;
}
- DLIST_ADD(smb_exit_event_list,exit_event);
+ event = (struct smb_exit_list_ent *)malloc(sizeof(struct smb_exit_list_ent));
+ if (!event) {
+ DEBUG(0,("malloc() failed!\n"));
+ return SMB_EVENT_ID_INVALID;
+ }
+ event->fn = fn;
+ event->data = data;
+ event->id = smb_exit_event_id++;
- return NT_STATUS_OK;
+ DLIST_ADD(smb_exit_event_list,event);
+
+ return event->id;
}
-NTSTATUS smb_unregister_exit_event(smb_exit_event_struct *exit_event)
+BOOL smb_unregister_exit_event(smb_event_id_t id)
{
- if (!exit_event) {
- return NT_STATUS_INVALID_PARAMETER;
+ struct smb_exit_list_ent *event = smb_exit_event_list;
+
+ while(event) {
+ if (event->id == id) {
+ DLIST_REMOVE(smb_exit_event_list,event);
+ SAFE_FREE(event);
+ return True;
+ }
+ event = event->next;
}
-
- DLIST_REMOVE(smb_exit_event_list,exit_event);
-
- return NT_STATUS_OK;
+
+ return False;
}
void smb_run_exit_events(void)
{
- smb_exit_event_struct *tmp_event = smb_exit_event_list;
-
- while (tmp_event) {
- if (tmp_event->fn) {
- tmp_event->fn(&tmp_event);
- }
- tmp_event = tmp_event->next;
+ struct smb_exit_list_ent *event = smb_exit_event_list;
+ struct smb_exit_list_ent *tmp = NULL;
+
+ while (event) {
+ event->fn(&event->data);
+ tmp = event;
+ event = event->next;
+ /* exit event should only run one time :-)*/
+ SAFE_FREE(tmp);
}
- /* run exit_events only once */
+ /* the list is empty now...*/
smb_exit_event_list = NULL;
return;
}
-