handle

package
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Published: Mar 20, 2017 License: Apache-2.0 Imports: 7 Imported by: 0

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Types

type FileHandle

type FileHandle struct {
	// contains filtered or unexported fields
}

func NewFileHandle

func NewFileHandle(
	inode *inode.FileInode,
	bucket gcs.Bucket) (fh *FileHandle)

func (*FileHandle) Destroy

func (fh *FileHandle) Destroy()

Destroy any resources associated with the handle, which must not be used again.

func (*FileHandle) Inode

func (fh *FileHandle) Inode() *inode.FileInode

Return the inode backing this handle.

func (*FileHandle) Lock

func (fh *FileHandle) Lock()

func (*FileHandle) Read

func (fh *FileHandle) Read(
	ctx context.Context,
	dst []byte,
	offset int64) (n int, err error)

Equivalent to locking fh.Inode() and calling fh.Inode().Read, but may be more efficient.

LOCKS_REQUIRED(fh) LOCKS_EXCLUDED(fh.inode)

func (*FileHandle) Unlock

func (fh *FileHandle) Unlock()

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