1 8a7ec697 2015-10-26 adrien package p9pnew
 2 8a7ec697 2015-10-26 adrien 
 3 8a7ec697 2015-10-26 adrien import (
 4 8a7ec697 2015-10-26 adrien 	"errors"
 5 8a7ec697 2015-10-26 adrien 	"fmt"
 6 8a7ec697 2015-10-26 adrien )
 7 8a7ec697 2015-10-26 adrien 
 8 c979b5e1 2015-10-28 stephen.d // common errors returned by Session interface methods
 9 c979b5e1 2015-10-28 stephen.d var (
10 c979b5e1 2015-10-28 stephen.d 	ErrClosed = errors.New("closed")
11 c979b5e1 2015-10-28 stephen.d )
12 c979b5e1 2015-10-28 stephen.d 
13 c979b5e1 2015-10-28 stephen.d // 9p wire errors returned by Session interface methods
14 c979b5e1 2015-10-28 stephen.d var (
15 c979b5e1 2015-10-28 stephen.d 	ErrBadattach    = new9pError("unknown specifier in attach")
16 c979b5e1 2015-10-28 stephen.d 	ErrBadoffset    = new9pError("bad offset")
17 c979b5e1 2015-10-28 stephen.d 	ErrBadcount     = new9pError("bad count")
18 c979b5e1 2015-10-28 stephen.d 	ErrBotch        = new9pError("9P protocol botch")
19 c979b5e1 2015-10-28 stephen.d 	ErrCreatenondir = new9pError("create in non-directory")
20 c979b5e1 2015-10-28 stephen.d 	ErrDupfid       = new9pError("duplicate fid")
21 c979b5e1 2015-10-28 stephen.d 	ErrDuptag       = new9pError("duplicate tag")
22 c979b5e1 2015-10-28 stephen.d 	ErrIsdir        = new9pError("is a directory")
23 c979b5e1 2015-10-28 stephen.d 	ErrNocreate     = new9pError("create prohibited")
24 c979b5e1 2015-10-28 stephen.d 	ErrNomem        = new9pError("out of memory")
25 c979b5e1 2015-10-28 stephen.d 	ErrNoremove     = new9pError("remove prohibited")
26 c979b5e1 2015-10-28 stephen.d 	ErrNostat       = new9pError("stat prohibited")
27 c979b5e1 2015-10-28 stephen.d 	ErrNotfound     = new9pError("file not found")
28 c979b5e1 2015-10-28 stephen.d 	ErrNowrite      = new9pError("write prohibited")
29 c979b5e1 2015-10-28 stephen.d 	ErrNowstat      = new9pError("wstat prohibited")
30 c979b5e1 2015-10-28 stephen.d 	ErrPerm         = new9pError("permission denied")
31 c979b5e1 2015-10-28 stephen.d 	ErrUnknownfid   = new9pError("unknown fid")
32 c979b5e1 2015-10-28 stephen.d 	ErrBaddir       = new9pError("bad directory in wstat")
33 c979b5e1 2015-10-28 stephen.d 	ErrWalknodir    = new9pError("walk in non-directory")
34 c979b5e1 2015-10-28 stephen.d 
35 c979b5e1 2015-10-28 stephen.d 	// extra errors not part of the normal protocol
36 c979b5e1 2015-10-28 stephen.d 	ErrTimeout = new9pError("fcall timeout") // returned when timing out on the fcall
37 c979b5e1 2015-10-28 stephen.d )
38 c979b5e1 2015-10-28 stephen.d 
39 c979b5e1 2015-10-28 stephen.d type error9p struct {
40 8a7ec697 2015-10-26 adrien 	Name string
41 8a7ec697 2015-10-26 adrien }
42 8a7ec697 2015-10-26 adrien 
43 c979b5e1 2015-10-28 stephen.d func new9pError(s string) error {
44 97423e8b 2015-10-29 stephen.d 	return error9p{Name: s}
45 8a7ec697 2015-10-26 adrien }
46 8a7ec697 2015-10-26 adrien 
47 c979b5e1 2015-10-28 stephen.d func (e error9p) Error() string {
48 c979b5e1 2015-10-28 stephen.d 	return fmt.Sprintf("9p: %v", e.Name)
49 c979b5e1 2015-10-28 stephen.d }