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/* job.h - a job in the queue */
/* Copyright (C) 2007 Keith Rarick and Philotic Inc.
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef job_h
#define job_h
#include <time.h>
typedef struct job *job;
typedef int(*job_cmp_fn)(job, job);
#include "tube.h"
#define JOB_STATE_INVALID 0
#define JOB_STATE_READY 1
#define JOB_STATE_RESERVED 2
#define JOB_STATE_BURIED 3
#define JOB_STATE_DELAYED 4
struct job {
job prev, next; /* linked list of jobs */
unsigned long long int id;
unsigned int pri;
unsigned int delay;
unsigned int ttr;
int body_size;
time_t creation;
time_t deadline;
unsigned int timeout_ct;
unsigned int release_ct;
unsigned int bury_ct;
unsigned int kick_ct;
tube tube;
void *reserver;
void *binlog;
char state;
job ht_next; /* Next job in a hash table list */
size_t heap_index; /* where is this job in a heap */
char body[];
};
#define make_job(pri,delay,ttr,body_size,tube) make_job_with_id(pri,delay,ttr,body_size,tube,0)
job allocate_job(int body_size);
job make_job_with_id(unsigned int pri, unsigned int delay, unsigned int ttr,
int body_size, tube tube, unsigned long long id);
void job_free(job j);
/* Lookup a job by job ID */
job job_find(unsigned long long int job_id);
int job_pri_cmp(job a, job b);
int job_delay_cmp(job a, job b);
job job_copy(job j);
const char * job_state(job j);
int job_list_any_p(job head);
job job_remove(job j);
void job_insert(job head, job j);
unsigned long long int total_jobs();
void job_init();
#endif /*job_h*/
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