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Diffstat (limited to 'libglusterfs/src/inode.h')
| -rw-r--r-- | libglusterfs/src/inode.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/libglusterfs/src/inode.h b/libglusterfs/src/inode.h deleted file mode 100644 index 375ff3ee4e5..00000000000 --- a/libglusterfs/src/inode.h +++ /dev/null @@ -1,187 +0,0 @@ -/* - Copyright (c) 2007-2010 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 Affero 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 - Affero General Public License for more details. - - You should have received a copy of the GNU Affero General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. -*/ - -#ifndef _INODE_H -#define _INODE_H - -#ifndef _CONFIG_H -#define _CONFIG_H -#include "config.h" -#endif - -#include <stdint.h> -#include <sys/types.h> - -#define DEFAULT_INODE_MEMPOOL_ENTRIES 16384 -struct _inode_table; -typedef struct _inode_table inode_table_t; - -struct _inode; -typedef struct _inode inode_t; - -struct _dentry; -typedef struct _dentry dentry_t; - -#include "list.h" -#include "xlator.h" -#include "iatt.h" -#include "uuid.h" - - -struct _inode_table { - pthread_mutex_t lock; - size_t hashsize; /* bucket size of inode hash and dentry hash */ - char *name; /* name of the inode table, just for gf_log() */ - inode_t *root; /* root directory inode, with number 1 */ - xlator_t *xl; /* xlator to be called to do purge */ - uint32_t lru_limit; /* maximum LRU cache size */ - struct list_head *inode_hash; /* buckets for inode hash table */ - struct list_head *name_hash; /* buckets for dentry hash table */ - struct list_head active; /* list of inodes currently active (in an fop) */ - uint32_t active_size; /* count of inodes in active list */ - struct list_head lru; /* list of inodes recently used. - lru.next most recent */ - uint32_t lru_size; /* count of inodes in lru list */ - struct list_head purge; /* list of inodes to be purged soon */ - uint32_t purge_size; /* count of inodes in purge list */ - - struct mem_pool *inode_pool; /* memory pool for inodes */ - struct mem_pool *dentry_pool; /* memory pool for dentrys */ - struct mem_pool *fd_mem_pool; /* memory pool for fd_t */ -}; - - -struct _dentry { - struct list_head inode_list; /* list of dentries of inode */ - struct list_head hash; /* hash table pointers */ - inode_t *inode; /* inode of this directory entry */ - char *name; /* name of the directory entry */ - inode_t *parent; /* directory of the entry */ -}; - -struct _inode_ctx { - union { - uint64_t key; - xlator_t *xl_key; - }; - union { - uint64_t value1; - void *ptr1; - }; - union { - uint64_t value2; - void *ptr2; - }; -}; - -struct _inode { - inode_table_t *table; /* the table this inode belongs to */ - uuid_t gfid; - gf_lock_t lock; - uint64_t nlookup; - uint32_t ref; /* reference count on this inode */ - ino_t ino; /* inode number in the storage (persistent) */ - ia_type_t ia_type; /* what kind of file */ - struct list_head fd_list; /* list of open files on this inode */ - struct list_head dentry_list; /* list of directory entries for this inode */ - struct list_head hash; /* hash table pointers */ - struct list_head list; /* active/lru/purge */ - - struct _inode_ctx *_ctx; /* replacement for dict_t *(inode->ctx) */ -}; - - -inode_table_t * -inode_table_new (size_t lru_limit, xlator_t *xl); - -inode_t * -inode_new (inode_table_t *table); - -inode_t * -inode_link (inode_t *inode, inode_t *parent, - const char *name, struct iatt *stbuf); - -void -inode_unlink (inode_t *inode, inode_t *parent, const char *name); - -inode_t * -inode_parent (inode_t *inode, ino_t par, const char *name); - -inode_t * -inode_ref (inode_t *inode); - -inode_t * -inode_unref (inode_t *inode); - -int -inode_lookup (inode_t *inode); - -int -inode_forget (inode_t *inode, uint64_t nlookup); - -int -inode_rename (inode_table_t *table, inode_t *olddir, const char *oldname, - inode_t *newdir, const char *newname, - inode_t *inode, struct iatt *stbuf); - -inode_t * -inode_grep (inode_table_t *table, inode_t *parent, const char *name); - -inode_t * -inode_get (inode_table_t *table, ino_t ino, uint64_t gen); - -inode_t * -inode_find (inode_table_t *table, uuid_t gfid); - -int -inode_path (inode_t *inode, const char *name, char **bufp); - -inode_t * -inode_from_path (inode_table_t *table, const char *path); - -int -__inode_ctx_put (inode_t *inode, xlator_t *xlator, uint64_t value); - -int -inode_ctx_put (inode_t *inode, xlator_t *xlator, uint64_t value); - -int -__inode_ctx_get (inode_t *inode, xlator_t *xlator, uint64_t *value); - -int -inode_ctx_get (inode_t *inode, xlator_t *xlator, uint64_t *value); - -int -inode_ctx_del (inode_t *inode, xlator_t *xlator, uint64_t *value); - -int -inode_ctx_put2 (inode_t *inode, xlator_t *xlator, uint64_t value1, - uint64_t value2); - -int -inode_ctx_get2 (inode_t *inode, xlator_t *xlator, uint64_t *value1, - uint64_t *value2); - -int -inode_ctx_del2 (inode_t *inode, xlator_t *xlator, uint64_t *value1, - uint64_t *value2); - -int -__is_root_gfid (uuid_t gfid); -#endif /* _INODE_H */ |