harvey/sys/include/nfs3.h

/*
 * This file is part of the UCB release of Plan 9. It is subject to the license
 * terms in the LICENSE file found in the top-level directory of this
 * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
 * part of the UCB release of Plan 9, including this file, may be copied,
 * modified, propagated, or distributed except according to the terms contained
 * in the LICENSE file.
 */

/* 
 * NFS mounter V3;  see RFC 1813
 */


enum {
	NfsMount1HandleSize = 32,
	NfsMount3MaxPathSize = 1024,
	NfsMount3MaxNameSize = 255,
	NfsMount3MaxHandleSize = 64,
	NfsMount3Program = 100005,
	NfsMount3Version = 3,
	NfsMount1Program = 100005,
	NfsMount1Version = 1
};
typedef struct NfsMount3TNull NfsMount3TNull;
typedef struct NfsMount3RNull NfsMount3RNull;
typedef struct NfsMount3TMnt NfsMount3TMnt;
typedef struct NfsMount3RMnt NfsMount3RMnt;
typedef struct NfsMount3TDump NfsMount3TDump;
typedef struct NfsMount3Entry NfsMount3Entry;
typedef struct NfsMount3RDump NfsMount3RDump;
typedef struct NfsMount3TUmnt NfsMount3TUmnt;
typedef struct NfsMount3RUmnt NfsMount3RUmnt;
typedef struct NfsMount3Export NfsMount3Export;
typedef struct NfsMount3TUmntall NfsMount3TUmntall;
typedef struct NfsMount3RUmntall NfsMount3RUmntall;
typedef struct NfsMount3TExport NfsMount3TExport;
typedef struct NfsMount3RExport NfsMount3RExport;

typedef enum
{
	NfsMount3CallTNull,
	NfsMount3CallRNull,
	NfsMount3CallTMnt,
	NfsMount3CallRMnt,
	NfsMount3CallTDump,
	NfsMount3CallRDump,
	NfsMount3CallTUmnt,
	NfsMount3CallRUmnt,
	NfsMount3CallTUmntall,
	NfsMount3CallRUmntall,
	NfsMount3CallTExport,
	NfsMount3CallRExport
} NfsMount3CallType;

typedef struct NfsMount3Call NfsMount3Call;
struct NfsMount3Call {
	SunRpc rpc;
	NfsMount3CallType type;
};

struct NfsMount3TNull {
	NfsMount3Call call;
};

struct NfsMount3RNull {
	NfsMount3Call call;
};

struct NfsMount3TMnt {
	NfsMount3Call call;
	char *path;
};

struct NfsMount3RMnt {
	NfsMount3Call call;
	u32 status;
	u8 *handle;
	u32 len;
	u32 *auth;
	u32 nauth;
};

struct NfsMount3TDump {
	NfsMount3Call call;
};

struct NfsMount3Entry {
	char *host;
	char *path;
};

struct NfsMount3RDump {
	NfsMount3Call call;
	u8 *data;
	u32 count;
};

struct NfsMount3TUmnt {
	NfsMount3Call call;
	char *path;
};

struct NfsMount3RUmnt {
	NfsMount3Call call;
};

struct NfsMount3Export {
	char *path;
	char **g;
	u32 ng;
};

struct NfsMount3TUmntall {
	NfsMount3Call call;
};

struct NfsMount3RUmntall {
	NfsMount3Call call;
};

struct NfsMount3TExport {
	NfsMount3Call call;
};

struct NfsMount3RExport {
	NfsMount3Call call;
	u8 *data;
	u32 count;
};

u32 nfsMount3ExportGroupSize(u8*);
u32 nfsMount3ExportSize(NfsMount3Export*);
int nfsMount3ExportPack(u8*, u8*, u8**, NfsMount3Export*);
int nfsMount3ExportUnpack(u8*, u8*, u8**, char**, char***,
			  NfsMount3Export*);
int nfsMount3EntryPack(u8*, u8*, u8**, NfsMount3Entry*);
int nfsMount3EntryUnpack(u8*, u8*, u8**, NfsMount3Entry*);
u32 nfsMount3EntrySize(NfsMount3Entry*);

extern SunProg nfsMount3Prog;

/*
 * NFS V3; see RFC 1813
 */
enum {
	Nfs3MaxHandleSize = 64,
	Nfs3CookieVerfSize = 8,
	Nfs3CreateVerfSize = 8,
	Nfs3WriteVerfSize = 8,
	Nfs3AccessRead = 1,
	Nfs3AccessLookup = 2,
	Nfs3AccessModify = 4,
	Nfs3AccessExtend = 8,
	Nfs3AccessDelete = 16,
	Nfs3AccessExecute = 32,
	Nfs3FsHasLinks = 1,
	Nfs3FsHasSymlinks = 2,
	Nfs3FsHomogeneous = 8,
	Nfs3FsCanSetTime = 16,

	Nfs3Version = 3,	
	Nfs3Program = 100003,
};
typedef enum
{
	Nfs3Ok = 0,
	Nfs3ErrNotOwner = 1,
	Nfs3ErrNoEnt = 2,
	Nfs3ErrIo = 5,
	Nfs3ErrNxio = 6,
	Nfs3ErrNoMem = 12,
	Nfs3ErrAcces = 13,
	Nfs3ErrExist = 17,
	Nfs3ErrXDev = 18,
	Nfs3ErrNoDev = 19,
	Nfs3ErrNotDir = 20,
	Nfs3ErrIsDir = 21,
	Nfs3ErrInval = 22,
	Nfs3ErrFbig = 27,
	Nfs3ErrNoSpc = 28,
	Nfs3ErrRoFs = 30,
	Nfs3ErrMLink = 31,
	Nfs3ErrNameTooLong = 63,
	Nfs3ErrNotEmpty = 66,
	Nfs3ErrDQuot = 69,
	Nfs3ErrStale = 70,
	Nfs3ErrRemote = 71,
	Nfs3ErrBadHandle = 10001,
	Nfs3ErrNotSync = 10002,
	Nfs3ErrBadCookie = 10003,
	Nfs3ErrNotSupp = 10004,
	Nfs3ErrTooSmall = 10005,
	Nfs3ErrServerFault = 10006,
	Nfs3ErrBadType = 10007,
	Nfs3ErrJukebox = 10008,
	Nfs3ErrFprintNotFound = 10009,
	Nfs3ErrAborted = 10010,
} Nfs3Status;

void nfs3Errstr(Nfs3Status);

typedef enum
{
	Nfs3FileReg = 1,
	Nfs3FileDir = 2,
	Nfs3FileBlock = 3,
	Nfs3FileChar = 4,
	Nfs3FileSymlink = 5,
	Nfs3FileSocket = 6,
	Nfs3FileFifo = 7,
} Nfs3FileType;

enum
{
	Nfs3ModeSetUid = 0x800,
	Nfs3ModeSetGid = 0x400,
	Nfs3ModeSticky = 0x200,
};

typedef enum
{
	Nfs3CallTNull,
	Nfs3CallRNull,
	Nfs3CallTGetattr,
	Nfs3CallRGetattr,
	Nfs3CallTSetattr,
	Nfs3CallRSetattr,
	Nfs3CallTLookup,
	Nfs3CallRLookup,
	Nfs3CallTAccess,
	Nfs3CallRAccess,
	Nfs3CallTReadlink,
	Nfs3CallRReadlink,
	Nfs3CallTRead,
	Nfs3CallRRead,
	Nfs3CallTWrite,
	Nfs3CallRWrite,
	Nfs3CallTCreate,
	Nfs3CallRCreate,
	Nfs3CallTMkdir,
	Nfs3CallRMkdir,
	Nfs3CallTSymlink,
	Nfs3CallRSymlink,
	Nfs3CallTMknod,
	Nfs3CallRMknod,
	Nfs3CallTRemove,
	Nfs3CallRRemove,
	Nfs3CallTRmdir,
	Nfs3CallRRmdir,
	Nfs3CallTRename,
	Nfs3CallRRename,
	Nfs3CallTLink,
	Nfs3CallRLink,
	Nfs3CallTReadDir,
	Nfs3CallRReadDir,
	Nfs3CallTReadDirPlus,
	Nfs3CallRReadDirPlus,
	Nfs3CallTFsStat,
	Nfs3CallRFsStat,
	Nfs3CallTFsInfo,
	Nfs3CallRFsInfo,
	Nfs3CallTPathconf,
	Nfs3CallRPathconf,
	Nfs3CallTCommit,
	Nfs3CallRCommit,
} Nfs3CallType;

typedef struct Nfs3Call Nfs3Call;
typedef struct Nfs3Handle Nfs3Handle;
typedef struct Nfs3Time Nfs3Time;
typedef struct Nfs3Attr Nfs3Attr;
typedef struct Nfs3WccAttr Nfs3WccAttr;
typedef struct Nfs3Wcc Nfs3Wcc;
typedef enum
{
	Nfs3SetTimeDont = 0,
	Nfs3SetTimeServer = 1,
	Nfs3SetTimeClient = 2,
} Nfs3SetTime;

typedef struct Nfs3SetAttr Nfs3SetAttr;
typedef struct Nfs3TNull Nfs3TNull;
typedef struct Nfs3RNull Nfs3RNull;
typedef struct Nfs3TGetattr Nfs3TGetattr;
typedef struct Nfs3RGetattr Nfs3RGetattr;
typedef struct Nfs3TSetattr Nfs3TSetattr;
typedef struct Nfs3RSetattr Nfs3RSetattr;
typedef struct Nfs3TLookup Nfs3TLookup;
typedef struct Nfs3RLookup Nfs3RLookup;
typedef struct Nfs3TAccess Nfs3TAccess;
typedef struct Nfs3RAccess Nfs3RAccess;
typedef struct Nfs3TReadlink Nfs3TReadlink;
typedef struct Nfs3RReadlink Nfs3RReadlink;
typedef struct Nfs3TRead Nfs3TRead;
typedef struct Nfs3RRead Nfs3RRead;
typedef enum
{
	Nfs3SyncNone = 0,
	Nfs3SyncData = 1,
	Nfs3SyncFile = 2,
} Nfs3Sync;

typedef struct Nfs3TWrite Nfs3TWrite;
typedef struct Nfs3RWrite Nfs3RWrite;
typedef enum
{
	Nfs3CreateUnchecked = 0,
	Nfs3CreateGuarded = 1,
	Nfs3CreateExclusive = 2,
} Nfs3Create;

typedef struct Nfs3TCreate Nfs3TCreate;
typedef struct Nfs3RCreate Nfs3RCreate;
typedef struct Nfs3TMkdir Nfs3TMkdir;
typedef struct Nfs3RMkdir Nfs3RMkdir;
typedef struct Nfs3TSymlink Nfs3TSymlink;
typedef struct Nfs3RSymlink Nfs3RSymlink;
typedef struct Nfs3TMknod Nfs3TMknod;
typedef struct Nfs3RMknod Nfs3RMknod;
typedef struct Nfs3TRemove Nfs3TRemove;
typedef struct Nfs3RRemove Nfs3RRemove;
typedef struct Nfs3TRmdir Nfs3TRmdir;
typedef struct Nfs3RRmdir Nfs3RRmdir;
typedef struct Nfs3TRename Nfs3TRename;
typedef struct Nfs3RRename Nfs3RRename;
typedef struct Nfs3TLink Nfs3TLink;
typedef struct Nfs3RLink Nfs3RLink;
typedef struct Nfs3TReadDir Nfs3TReadDir;
typedef struct Nfs3Entry Nfs3Entry;
typedef struct Nfs3RReadDir Nfs3RReadDir;
typedef struct Nfs3TReadDirPlus Nfs3TReadDirPlus;
typedef struct Nfs3EntryPlus Nfs3EntryPlus;
typedef struct Nfs3RReadDirPlus Nfs3RReadDirPlus;
typedef struct Nfs3TFsStat Nfs3TFsStat;
typedef struct Nfs3RFsStat Nfs3RFsStat;
typedef struct Nfs3TFsInfo Nfs3TFsInfo;
typedef struct Nfs3RFsInfo Nfs3RFsInfo;
typedef struct Nfs3TPathconf Nfs3TPathconf;
typedef struct Nfs3RPathconf Nfs3RPathconf;
typedef struct Nfs3TCommit Nfs3TCommit;
typedef struct Nfs3RCommit Nfs3RCommit;

struct Nfs3Call {
	SunRpc rpc;
	Nfs3CallType type;
};

struct Nfs3Handle {
	u8 h[Nfs3MaxHandleSize];
	u32 len;
};

struct Nfs3Time {
	u32 sec;
	u32 nsec;
};

struct Nfs3Attr {
	Nfs3FileType type;
	u32 mode;
	u32 nlink;
	u32 uid;
	u32 gid;
	u64 size;
	u64 used;
	u32 major;
	u32 minor;
	u64 fsid;
	u64 fileid;
	Nfs3Time atime;
	Nfs3Time mtime;
	Nfs3Time ctime;
};

struct Nfs3WccAttr {
	u64 size;
	Nfs3Time mtime;
	Nfs3Time ctime;
};

struct Nfs3Wcc {
	u1int haveWccAttr;
	Nfs3WccAttr wccAttr;
	u1int haveAttr;
	Nfs3Attr attr;
};

struct Nfs3SetAttr {
	u1int setMode;
	u32 mode;
	u1int setUid;
	u32 uid;
	u1int setGid;
	u32 gid;
	u1int setSize;
	u64 size;
	Nfs3SetTime setAtime;
	Nfs3Time atime;
	Nfs3SetTime setMtime;
	Nfs3Time mtime;
};

struct Nfs3TNull {
	Nfs3Call call;
};

struct Nfs3RNull {
	Nfs3Call call;
};

struct Nfs3TGetattr {
	Nfs3Call call;
	Nfs3Handle handle;
};

struct Nfs3RGetattr {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Attr attr;
};

struct Nfs3TSetattr {
	Nfs3Call call;
	Nfs3Handle handle;
	Nfs3SetAttr attr;
	u1int checkCtime;
	Nfs3Time ctime;
};

struct Nfs3RSetattr {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc wcc;
};

struct Nfs3TLookup {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
};

struct Nfs3RLookup {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Handle handle;
	u1int haveAttr;
	Nfs3Attr attr;
	u1int haveDirAttr;
	Nfs3Attr dirAttr;
};

struct Nfs3TAccess {
	Nfs3Call call;
	Nfs3Handle handle;
	u32 access;
};

struct Nfs3RAccess {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u32 access;
};

struct Nfs3TReadlink {
	Nfs3Call call;
	Nfs3Handle handle;
};

struct Nfs3RReadlink {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	char *data;
};

struct Nfs3TRead {
	Nfs3Call call;
	Nfs3Handle handle;
	u64 offset;
	u32 count;
};

struct Nfs3RRead {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u32 count;
	u1int eof;
	u8 *data;
	u32 ndata;
};

struct Nfs3TWrite {
	Nfs3Call call;
	Nfs3Handle handle;
	u64 offset;
	u32 count;
	Nfs3Sync stable;
	u8 *data;
	u32 ndata;
};

struct Nfs3RWrite {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc wcc;
	u32 count;
	Nfs3Sync committed;
	u8 verf[Nfs3WriteVerfSize];
};

struct Nfs3TCreate {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
	Nfs3Create mode;
	Nfs3SetAttr attr;
	u8 verf[Nfs3CreateVerfSize];
};

struct Nfs3RCreate {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveHandle;
	Nfs3Handle handle;
	u1int haveAttr;
	Nfs3Attr attr;
	Nfs3Wcc dirWcc;
};

struct Nfs3TMkdir {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
	Nfs3SetAttr attr;
};

struct Nfs3RMkdir {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveHandle;
	Nfs3Handle handle;
	u1int haveAttr;
	Nfs3Attr attr;
	Nfs3Wcc dirWcc;
};

struct Nfs3TSymlink {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
	Nfs3SetAttr attr;
	char *data;
};

struct Nfs3RSymlink {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveHandle;
	Nfs3Handle handle;
	u1int haveAttr;
	Nfs3Attr attr;
	Nfs3Wcc dirWcc;
};

struct Nfs3TMknod {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
	Nfs3FileType type;
	Nfs3SetAttr attr;
	u32 major;
	u32 minor;
};

struct Nfs3RMknod {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveHandle;
	Nfs3Handle handle;
	u1int haveAttr;
	Nfs3Attr attr;
	Nfs3Wcc dirWcc;
};

struct Nfs3TRemove {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
};

struct Nfs3RRemove {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc wcc;
};

struct Nfs3TRmdir {
	Nfs3Call call;
	Nfs3Handle handle;
	char *name;
};

struct Nfs3RRmdir {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc wcc;
};

struct Nfs3TRename {
	Nfs3Call call;
	struct {
		Nfs3Handle handle;
		char *name;
	} from;
	struct {
		Nfs3Handle handle;
		char *name;
	} to;
};

struct Nfs3RRename {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc fromWcc;
	Nfs3Wcc toWcc;
};

struct Nfs3TLink {
	Nfs3Call call;
	Nfs3Handle handle;
	struct {
		Nfs3Handle handle;
		char *name;
	} link;
};

struct Nfs3RLink {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	Nfs3Wcc dirWcc;
};

struct Nfs3TReadDir {
	Nfs3Call call;
	Nfs3Handle handle;
	u64 cookie;
	u8 verf[Nfs3CookieVerfSize];
	u32 count;
};

struct Nfs3RReadDir {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u8 verf[Nfs3CookieVerfSize];
	u8 *data;
	u32 count;
	u1int eof;
};

struct Nfs3TReadDirPlus {
	Nfs3Call call;
	Nfs3Handle handle;
	u64 cookie;
	u8 verf[Nfs3CookieVerfSize];
	u32 dirCount;
	u32 maxCount;
};

struct Nfs3Entry {
	u64 fileid;
	char *name;
	u64 cookie;
	u1int haveAttr;
	Nfs3Attr attr;
	u1int haveHandle;
	Nfs3Handle handle;
};

struct Nfs3RReadDirPlus {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u8 verf[Nfs3CookieVerfSize];
	u8 *data;
	u32 count;
	u1int eof;
};

struct Nfs3TFsStat {
	Nfs3Call call;
	Nfs3Handle handle;
};

struct Nfs3RFsStat {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u64 totalBytes;
	u64 freeBytes;
	u64 availBytes;
	u64 totalFiles;
	u64 freeFiles;
	u64 availFiles;
	u32 invarSec;
};

struct Nfs3TFsInfo {
	Nfs3Call call;
	Nfs3Handle handle;
};

struct Nfs3RFsInfo {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u32 readMax;
	u32 readPref;
	u32 readMult;
	u32 writeMax;
	u32 writePref;
	u32 writeMult;
	u32 readDirPref;
	u64 maxFileSize;
	Nfs3Time timePrec;
	u32 flags;
};

struct Nfs3TPathconf {
	Nfs3Call call;
	Nfs3Handle handle;
};

struct Nfs3RPathconf {
	Nfs3Call call;
	Nfs3Status status;
	u1int haveAttr;
	Nfs3Attr attr;
	u32 maxLink;
	u32 maxName;
	u1int noTrunc;
	u1int chownRestricted;
	u1int caseInsensitive;
	u1int casePreserving;
};

struct Nfs3TCommit {
	Nfs3Call call;
	Nfs3Handle handle;
	u64 offset;
	u32 count;
};

struct Nfs3RCommit {
	Nfs3Call call;
	Nfs3Status status;
	Nfs3Wcc wcc;
	u8 verf[Nfs3WriteVerfSize];
};

char *nfs3StatusStr(Nfs3Status);
char *nfs3TypeStr(Nfs3CallType);
char *nfs3SetTimeStr(Nfs3SetTime);
char *nfs3SyncStr(Nfs3Sync);

void nfs3HandlePrint(Fmt*, Nfs3Handle*);
u32 nfs3HandleSize(Nfs3Handle*);
int nfs3HandlePack(u8*, u8*, u8**, Nfs3Handle*);
int nfs3HandleUnpack(u8*, u8*, u8**, Nfs3Handle*);

void nfs3TimePrint(Fmt*, Nfs3Time*);
u32 nfs3TimeSize(Nfs3Time*);
int nfs3TimePack(u8*, u8*, u8**, Nfs3Time*);
int nfs3TimeUnpack(u8*, u8*, u8**, Nfs3Time*);

void nfs3AttrPrint(Fmt*, Nfs3Attr*);
u32 nfs3AttrSize(Nfs3Attr*);
int nfs3AttrPack(u8*, u8*, u8**, Nfs3Attr*);
int nfs3AttrUnpack(u8*, u8*, u8**, Nfs3Attr*);

void nfs3WccAttrPrint(Fmt*, Nfs3WccAttr*);
u32 nfs3WccAttrSize(Nfs3WccAttr*);
int nfs3WccAttrPack(u8*, u8*, u8**, Nfs3WccAttr*);
int nfs3WccAttrUnpack(u8*, u8*, u8**, Nfs3WccAttr*);

void nfs3WccPrint(Fmt*, Nfs3Wcc*);
u32 nfs3WccSize(Nfs3Wcc*);
int nfs3WccPack(u8*, u8*, u8**, Nfs3Wcc*);
int nfs3WccUnpack(u8*, u8*, u8**, Nfs3Wcc*);

void nfs3SetAttrPrint(Fmt*, Nfs3SetAttr*);
u32 nfs3SetAttrSize(Nfs3SetAttr*);
int nfs3SetAttrPack(u8*, u8*, u8**, Nfs3SetAttr*);
int nfs3SetAttrUnpack(u8*, u8*, u8**, Nfs3SetAttr*);

extern SunProg nfs3Prog;

void nfs3EntryPrint(Fmt*, Nfs3Entry*);
u32 nfs3EntrySize(Nfs3Entry*);
int nfs3EntryPack(u8*, u8*, u8**, Nfs3Entry*);
int nfs3EntryUnpack(u8*, u8*, u8**, Nfs3Entry*);

void nfs3EntryPlusPrint(Fmt*, Nfs3Entry*);
u32 nfs3EntryPlusSize(Nfs3Entry*);
int nfs3EntryPlusPack(u8*, u8*, u8**, Nfs3Entry*);
int nfs3EntryPlusUnpack(u8*, u8*, u8**, Nfs3Entry*);