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66 lines
1.4 KiB
66 lines
1.4 KiB
#include "local_runqueue.h"
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static struct local_runqueue_config local_runqueue;
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/* Initializes a concrete implementation of the sandbox request scheduler interface */
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void
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local_runqueue_initialize(struct local_runqueue_config *config)
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{
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memcpy(&local_runqueue, config, sizeof(struct local_runqueue_config));
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}
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/**
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* Adds a sandbox request to the run queue
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* @param sandbox to add
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* @returns sandbox that was added (or NULL?)
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*/
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struct sandbox *
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local_runqueue_add(struct sandbox *sandbox)
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{
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assert(local_runqueue.add_fn != NULL);
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return local_runqueue.add_fn(sandbox);
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}
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/**
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* Delete a sandbox from the run queue
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* @param sandbox to delete
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*/
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void
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local_runqueue_delete(struct sandbox *sandbox)
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{
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assert(local_runqueue.delete_fn != NULL);
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local_runqueue.delete_fn(sandbox);
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}
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/**
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* Checks if run queue is empty
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* @returns true if empty
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*/
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bool
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local_runqueue_is_empty()
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{
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assert(local_runqueue.is_empty_fn != NULL);
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return local_runqueue.is_empty_fn();
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}
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/**
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* Get next sandbox from run queue, where next is defined by
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* @returns sandbox (or NULL?)
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*/
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struct sandbox *
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local_runqueue_get_next()
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{
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assert(local_runqueue.get_next_fn != NULL);
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return local_runqueue.get_next_fn();
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};
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/**
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* Preempt the current sandbox according to the scheduler variant
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* @param context
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*/
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void
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local_runqueue_preempt(ucontext_t *context)
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{
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assert(local_runqueue.preempt_fn != NULL);
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return local_runqueue.preempt_fn(context);
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}; |