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/*
Copyright (c) 2009-2010 Gluster, Inc. <http://www.gluster.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 __QUICK_READ_H
#define __QUICK_READ_H
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include "glusterfs.h"
#include "logging.h"
#include "dict.h"
#include "xlator.h"
#include "list.h"
#include "compat.h"
#include "compat-errno.h"
#include "common-utils.h"
#include "call-stub.h"
#include "defaults.h"
#include <libgen.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fnmatch.h>
#include "quick-read-mem-types.h"
#define GLUSTERFS_CONTENT_KEY "glusterfs.content"
struct qr_fd_ctx {
char opened;
char disabled;
char open_in_transit;
char *path;
int flags;
int wbflags;
struct list_head waiting_ops;
gf_lock_t lock;
};
typedef struct qr_fd_ctx qr_fd_ctx_t;
struct qr_local {
char is_open;
char *path;
char just_validated;
fd_t *fd;
int open_flags;
int32_t op_ret;
int32_t op_errno;
call_stub_t *stub;
};
typedef struct qr_local qr_local_t;
struct qr_inode {
dict_t *xattr;
inode_t *inode;
int priority;
struct iatt stbuf;
struct timeval tv;
struct list_head lru;
};
typedef struct qr_inode qr_inode_t;
struct qr_priority {
char *pattern;
int32_t priority;
struct list_head list;
};
typedef struct qr_priority qr_priority_t;
struct qr_conf {
uint64_t max_file_size;
int32_t cache_timeout;
uint64_t cache_size;
int max_pri;
struct list_head priority_list;
};
typedef struct qr_conf qr_conf_t;
struct qr_inode_table {
uint64_t cache_used;
struct list_head *lru;
gf_lock_t lock;
};
typedef struct qr_inode_table qr_inode_table_t;
struct qr_private {
qr_conf_t conf;
qr_inode_table_t table;
};
typedef struct qr_private qr_private_t;
void qr_local_free (qr_local_t *local);
#define QR_STACK_UNWIND(op, frame, params ...) do { \
qr_local_t *__local = frame->local; \
frame->local = NULL; \
STACK_UNWIND_STRICT (op, frame, params); \
qr_local_free (__local); \
} while (0)
#endif /* #ifndef __QUICK_READ_H */
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