#if !defined(_SCHEDULER_H_)

#define _SCHEDULER_H_ 1

#include <pthread.h>

#include "client.h"
#include "mylock.h"
#include "xce/types.h"
#include "xlist.h"

typedef enum {
    XCE_DECISION_NONE = 0,
    XCE_DECISION_DISPATCH,
    XCE_DECISION_PEND
} xce_decision_op_t;

typedef struct {
    xce_decision_op_t op;
    union {
        xce_job_alloc_t* alloc;
    } u;
} xce_decision_t;

typedef struct {
    xcecli_ctx_t apictx;
    pthread_t    jobpicker;
    pthread_t    allocator;
    cbuf_t       wbuf;      /* action to trigger scheduling */
    cbuf_t       jbuf;      /* job picked for allocation */
    cbuf_t       decisions; /* scheduler decisions */
} xce_scheduler_t;

extern int  sched_init(xce_scheduler_t*, xce_client_config_t*,
                       xce_request_handler_t);
extern void sched_fini(xce_scheduler_t*);
extern int  sched_update(xce_scheduler_t*);
extern void sched_go(xce_scheduler_t*);

#endif