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/*
Copyright (c) 2006, 2007, 2008 Z RESEARCH, Inc. <http://www.zresearch.com>
This file is part of GlusterFS.
GlusterFS 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.
GlusterFS 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 __IOT_H
#define __IOT_H
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include "compat-errno.h"
#include "glusterfs.h"
#include "logging.h"
#include "dict.h"
#include "xlator.h"
#include "common-utils.h"
#define min(a,b) ((a)<(b)?(a):(b))
#define max(a,b) ((a)>(b)?(a):(b))
struct iot_conf;
struct iot_worker;
struct iot_queue;
struct iot_local;
struct iot_file;
struct iot_local {
struct iot_file *file;
size_t frame_size;
};
struct iot_queue {
struct iot_queue *next, *prev;
call_stub_t *stub;
};
struct iot_worker {
struct iot_worker *next, *prev;
struct iot_queue queue;
struct iot_conf *conf;
int64_t q,dq;
pthread_cond_t dq_cond;
int32_t fd_count;
int32_t queue_size;
pthread_t thread;
};
struct iot_file {
struct iot_file *next, *prev; /* all open files via this xlator */
struct iot_worker *worker;
fd_t *fd;
int32_t pending_ops;
};
struct iot_conf {
int32_t thread_count;
int32_t misc_thread_index; /* Used to schedule the miscellaneous calls like checksum */
struct iot_worker workers;
struct iot_file files;
pthread_mutex_t files_lock;
pthread_cond_t q_cond;
pthread_mutex_t lock;
};
typedef struct iot_file iot_file_t;
typedef struct iot_conf iot_conf_t;
typedef struct iot_local iot_local_t;
typedef struct iot_worker iot_worker_t;
typedef struct iot_queue iot_queue_t;
#endif /* __IOT_H */
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