52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
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/*
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** Copyright 2002, Travis Geiselbrecht. All rights reserved.
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** Distributed under the terms of the NewOS License.
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*/
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#ifndef _ZFS_H
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#define _ZFS_H
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#include <vfs.h>
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#include "zfs_fs.h"
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/* mount structure */
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typedef struct zfs_fs {
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fs_id id;
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int fd;
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void *dev_vnode;
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zfs_superblock sb;
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} zfs_fs;
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/* fs calls */
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int zfs_mount(fs_cookie *fs, fs_id id, const char *device, void *args, vnode_id *root_vnid);
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int zfs_unmount(fs_cookie fs);
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int zfs_sync(fs_cookie fs);
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int zfs_lookup(fs_cookie fs, fs_vnode dir, const char *name, vnode_id *id);
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int zfs_getvnode(fs_cookie fs, vnode_id id, fs_vnode *v, bool r);
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int zfs_putvnode(fs_cookie fs, fs_vnode v, bool r);
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int zfs_removevnode(fs_cookie fs, fs_vnode v, bool r);
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int zfs_open(fs_cookie fs, fs_vnode v, file_cookie *cookie, stream_type st, int oflags);
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int zfs_close(fs_cookie fs, fs_vnode v, file_cookie cookie);
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int zfs_freecookie(fs_cookie fs, fs_vnode v, file_cookie cookie);
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int zfs_fsync(fs_cookie fs, fs_vnode v);
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ssize_t zfs_read(fs_cookie fs, fs_vnode v, file_cookie cookie, void *buf, off_t pos, size_t *len);
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ssize_t zfs_write(fs_cookie fs, fs_vnode v, file_cookie cookie, const void *buf, off_t pos, size_t *len);
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int zfs_seek(fs_cookie fs, fs_vnode v, file_cookie cookie, off_t pos, seek_type st);
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int zfs_ioctl(fs_cookie fs, fs_vnode v, file_cookie cookie, int op, void *buf, size_t len);
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int zfs_canpage(fs_cookie fs, fs_vnode v);
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ssize_t zfs_readpage(fs_cookie fs, fs_vnode v, iovecs *vecs, off_t pos);
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ssize_t zfs_writepage(fs_cookie fs, fs_vnode v, iovecs *vecs, off_t pos);
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int zfs_create(fs_cookie fs, fs_vnode dir, const char *name, stream_type st, void *create_args, vnode_id *new_vnid);
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int zfs_unlink(fs_cookie fs, fs_vnode dir, const char *name);
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int zfs_rename(fs_cookie fs, fs_vnode olddir, const char *oldname, fs_vnode newdir, const char *newname);
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int zfs_rstat(fs_cookie fs, fs_vnode v, struct file_stat *stat);
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int zfs_wstat(fs_cookie fs, fs_vnode v, struct file_stat *stat, int stat_mask);
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#endif
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