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Adding Read method to file

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This commit is contained in:
Alex Yatskov 2015-05-24 15:16:12 +09:00
parent c156800411
commit 190098a285
1 changed files with 15 additions and 3 deletions
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18
file.go
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@ -26,6 +26,7 @@ import (
"bazil.org/fuse"
"golang.org/x/net/context"
"io/ioutil"
"log"
"os"
)
@ -78,9 +79,20 @@ func (this versionedFile) Fsync(ctx context.Context, req *fuse.FsyncRequest) err
return nil
}
// func (this versionedFile) Read(ctx context.Context, req *fuse.ReadRequest, resp *fuse.ReadResponse) error {
// return nil
// }
func (this versionedFile) Read(ctx context.Context, req *fuse.ReadRequest, resp *fuse.ReadResponse) error {
file, err := os.OpenFile(this.node.rebasedPath(), os.O_RDONLY, 0666)
if err != nil {
return err
}
defer file.Close()
resp.Data = make([]byte, req.Size, req.Size)
if _, err = file.ReadAt(resp.Data, req.Offset); err != nil {
return err
}
return nil
}
func (this versionedFile) ReadAll(ctx context.Context) ([]byte, error) {
bytes, err := ioutil.ReadFile(this.node.rebasedPath())