diff options
Diffstat (limited to 'sys/include')
| -rw-r--r-- | sys/include/sys/vnode.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sys/include/sys/vnode.h b/sys/include/sys/vnode.h index 1caf2cb..545fa2f 100644 --- a/sys/include/sys/vnode.h +++ b/sys/include/sys/vnode.h @@ -30,6 +30,7 @@ #ifndef _SYS_VNODE_H_ #define _SYS_VNODE_H_ +#include <sys/types.h> #include <sys/sio.h> #if defined(_KERNEL) @@ -50,14 +51,31 @@ struct vnode { #define VCHR 0x03 /* Character device */ #define VBLK 0x04 /* Block device */ +#define VNOVAL -1 + struct vop_lookup_args { const char *name; /* Current path component */ struct vnode *dirvp; /* Directory vnode */ struct vnode **vpp; /* Result vnode */ }; +/* + * A field in this structure is unavailable + * if it has a value of VNOVAL. + */ +struct vattr { + mode_t mode; + size_t size; +}; + +struct vop_getattr_args { + struct vnode *vp; + struct vattr *res; +}; + struct vops { int(*lookup)(struct vop_lookup_args *args); + int(*getattr)(struct vop_getattr_args *args); int(*read)(struct vnode *vp, struct sio_txn *sio); int(*reclaim)(struct vnode *vp); }; @@ -69,6 +87,7 @@ int vfs_release_vnode(struct vnode *vp); int vfs_vop_lookup(struct vnode *vp, struct vop_lookup_args *args); int vfs_vop_read(struct vnode *vp, struct sio_txn *sio); +int vfs_vop_getattr(struct vnode *vp, struct vop_getattr_args *args); #endif /* _KERNEL */ #endif /* !_SYS_VNODE_H_ */ |