[Indigo]<Yggdrasil>YggNavCM>YggNFS.mesa!6

YggNFS.mesa

Bob Hagmann February 8, 1989 9:23:32 am PST

This interface is the interal interface to Yggdrasil for NFS remote access. The RPC access to a Yggdrasil server is a thin layer over this interface.

DIRECTORY

SunMount,

SunNFS;

YggNFS: CEDAR DEFINITIONS

~ BEGIN OPEN SunMount, SunNFS;

Types

EachDirEntryProc: TYPE ~ PROC [fileid: CARD, filename: -- ephemeral -- FileName]

RETURNS [accept: BOOL, continue: BOOL ← TRUE];

BadProps: ERROR [stat: SunNFS.Stat];

File mode stuff

typeBits: CARD ~ 0170000B; -- file type bits

regularModeBits: CARD ~ 0100000B;

symbolicLinkModeBits: CARD ~ 0120000B;

directoryModeBits: CARD ~ 040000B;

accessBits: CARD ~ 07777B; -- includes suid, sgid

suidBit: CARD ~ 04000B;

sgidBit: CARD ~ 02000B;

saveSwappedTextBit: CARD ~ 01000B;

ownerRBit: CARD ~ 0400B;

ownerWBit: CARD ~ 0200B;

ownerXBit: CARD ~ 0100B;

groupRWBits: CARD ~ 060B;

groupRBit: CARD ~ 040B;

groupWBit: CARD ~ 020B;

groupXBit: CARD ~ 010B;

otherRBit: CARD ~ 04B;

otherWBit: CARD ~ 02B;

otherXBit: CARD ~ 01B;

NFS Procedures

Getattr: PROC [file: FHandle] RETURNS [reply: AttrStat];

Setattr: PROC [file: FHandle, attributes: SAttr] RETURNS [reply: AttrStat];

Lookup: PROC [which: DirOpArgs] RETURNS [reply: DirOpRes];

Readlink: PROC [file: FHandle] RETURNS [status: Stat, data: Path];

Read: PROC [file: FHandle, offset, count: CARD, block: REF TEXT] RETURNS [reply: AttrStat];

Write: PROC [file: FHandle, offset, count: CARD, block: REF TEXT] RETURNS [reply: AttrStat];

Create: PROC [where: DirOpArgs, attributes: SAttr] RETURNS [reply: DirOpRes];

Remove: PROC [which: DirOpArgs] RETURNS [status: Stat];

Rename: PROC [from, to: DirOpArgs] RETURNS [status: Stat];

Link: PROC [to: FHandle, as: DirOpArgs] RETURNS [status: Stat];

Symlink: PROC [from: DirOpArgs, to: Path, attributes: SAttr] RETURNS [status: Stat];

Mkdir: PROC [where: DirOpArgs, attributes: SAttr] RETURNS [reply: DirOpRes];

Rmdir: PROC [which: DirOpArgs] RETURNS [status: Stat];

Readdir: PROC [dir: FHandle, cookie: Cookie ← NIL, count: CARD, eachDirEntry: EachDirEntryProc] RETURNS [status: Stat, eof: BOOL, newCookie: Cookie];

EachDirEntry: PROC [fileid: CARD, filename: -- ephemeral -- FileName] RETURNS [continue: BOOL ← TRUE];

Statfs: PROC [file: FHandle] RETURNS [reply: FSAttrStat];

Mount Protocol

Mnt: PROC [directory: Path] RETURNS [reply: FHStatus];

Dump: PROC [eachMount: EachMountProc];

Umnt: PROC [directory: Path];

Umntall: PROC [];

Export: PROC [eachExport: EachExportProc, eachGroup: EachGroupProc];

Administrative

MakeFileSystem: PROC RETURNS [alreadyExists: BOOL];

END.