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Kill fields buf, loaded and output_error of struct receiver node.
[paraslash.git]
/
sched.h
diff --git
a/sched.h
b/sched.h
index 7ab830861a940bff99c3085d3e07be055eb5c513..f119025c4c73f2d6b811f8220e6cec4c2449cd0d 100644
(file)
--- a/
sched.h
+++ b/
sched.h
@@
-1,14
+1,14
@@
/*
/*
- * Copyright (C) 2006 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006
-2009
Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
-/** \file sched.h
sched and task structures and exported symbols from sched.c
*/
+/** \file sched.h
Sched and task structures and exported symbols from sched.c.
*/
/**
/**
- *
paraslash's scheduler
+ *
Paraslash's scheduler.
*
* Designed with KISS in mind. It manages two lists of tasks. The pre_select
* list contains pointers to functions that are called before calling select()
*
* Designed with KISS in mind. It manages two lists of tasks. The pre_select
* list contains pointers to functions that are called before calling select()
@@
-17,60
+17,53
@@
* these lists by registering themselves to the scheduler.
*/
struct sched {
* these lists by registering themselves to the scheduler.
*/
struct sched {
- /**
initial value before any pre_select call
*/
+ /**
Initial value before any pre_select call.
*/
struct timeval default_timeout;
struct timeval default_timeout;
- /**
the current timeout for the upcoming select call
*/
+ /**
The current timeout for the upcoming select call.
*/
struct timeval timeout;
struct timeval timeout;
- /** fds that should be watched for readability */
+ /** fds that should be watched for readability
.
*/
fd_set rfds;
fd_set rfds;
- /** fds that should be watched for writability */
+ /** fds that should be watched for writability
.
*/
fd_set wfds;
fd_set wfds;
- /**
highest numbered file descriptor in any of the above fd sets
*/
+ /**
Highest numbered file descriptor in any of the above fd sets.
*/
int max_fileno;
int max_fileno;
- /**
the return value of the previous select call
*/
- int
select_ret
;
+ /**
In non-NULL, use this function instead of para_select.
*/
+ int
(*select_function)(int, fd_set *, fd_set *, struct timeval *)
;
};
/**
};
/**
- *
paraslash's task structure
+ *
Paraslash's task structure.
*
*
- *
b
efore registering a task to the scheduler, the task structure must be
+ *
B
efore registering a task to the scheduler, the task structure must be
* filled in properly by the caller.
*
* filled in properly by the caller.
*
- * If one of these functions return a negative value via \a t->ret the
- * (optional) event_handler gets called (it may also be called in case another
- * event happened). In many cases the only possible event is an error or an eof
- * condition and the event handler simply unregisters the task from the
- * scheduler.
+ * If one of these functions sets \a t->error to a negative value, the
+ * task gets unregistered automatically.
*
*
- * \sa struct sched
+ * \sa struct sched
.
*/
struct task {
*/
struct task {
- /** pointer to the struct this task is embedded in */
- void *private_data;
/**
/**
- *
the pre select hook of \a t
+ *
The pre select hook of \a t.
*
* Its purpose is to add file descriptors to the fd sets of the
* scheduler and to decrease the select timeout if necessary.
*/
void (*pre_select)(struct sched *s, struct task *t);
/**
*
* Its purpose is to add file descriptors to the fd sets of the
* scheduler and to decrease the select timeout if necessary.
*/
void (*pre_select)(struct sched *s, struct task *t);
/**
- *
the postselect hook of \a t
+ *
The postselect hook of \a t.
*
*
- *
e
valuate and act upon the results of the previous select call.
+ *
E
valuate and act upon the results of the previous select call.
*/
void (*post_select)(struct sched *s, struct task *t);
*/
void (*post_select)(struct sched *s, struct task *t);
- /** gets called if pre_select or post_select returned an error */
- void (*event_handler)(struct task *t);
- /** pre_select() and post_select store their return value here */
- int ret;
- /** position of the task in the pre_select list of the scheduler */
+ /** Whether this task is in error state. */
+ int error;
+ /** Position of the task in the pre_select list of the scheduler. */
struct list_head pre_select_node;
struct list_head pre_select_node;
- /**
position of the task in the post_select list of the scheduler
*/
+ /**
Position of the task in the post_select list of the scheduler.
*/
struct list_head post_select_node;
struct list_head post_select_node;
- /**
descriptive text and current status of the task
*/
- char status[
MAXLINE
];
+ /**
Descriptive text and current status of the task.
*/
+ char status[
255
];
};
/**
};
/**
@@
-82,7
+75,10
@@
struct task {
extern struct timeval *now;
void register_task(struct task *t);
extern struct timeval *now;
void register_task(struct task *t);
-void unregister_task(struct task *t);
int schedule(struct sched *s);
char *get_task_list(void);
int kill_task(char *id);
int schedule(struct sched *s);
char *get_task_list(void);
int kill_task(char *id);
+void sched_shutdown(void);
+void sched_min_delay(struct sched *s);
+void sched_request_timeout(struct timeval *timeout, struct sched *s);
+void sched_request_timeout_ms(long unsigned ms, struct sched *s);