/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2016 Nexenta Systems, Inc. All rights reserved.
*/
/*
* Copyright 2010 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* Copyright (c) 2013 by Delphix. All rights reserved.
*/
/*
* A handcoded version based on the original rpcgen code.
*
* Note: All future NFS4 protocol changes should be added by hand
* to this file.
*
* CAUTION: All protocol changes must also be propagated to:
* usr/src/cmd/cmd-inet/usr.sbin/snoop/nfs4_xdr.c
*/
#include <sys/types.h>
#include <sys/sunddi.h>
#include <sys/dnlc.h>
#include <nfs/nfs.h>
#include <nfs/nfs4_kprot.h>
#include <nfs/rnode4.h>
#include <nfs/nfs4.h>
#include <nfs/nfs4_clnt.h>
#include <sys/sdt.h>
#include <sys/mkdev.h>
#include <rpc/rpc_rdma.h>
#include <rpc/xdr.h>
#define xdr_dev_t xdr_u_int
extern bool_t xdr_netbuf(XDR *, struct netbuf *);
extern bool_t xdr_vector(XDR *, char *, const uint_t, const uint_t,
const xdrproc_t);
bool_t xdr_knetconfig(XDR *, struct knetconfig *);
bool_t
xdr_bitmap4(XDR *xdrs, bitmap4 *objp)
{
int32_t len, size;
if (xdrs->x_op == XDR_FREE)
return (TRUE);
/*
* Simplified bitmap4 processing, always encode from uint64_t
* to 2 uint32_t's, always decode first 2 uint32_t's into a
* uint64_t and ignore all of the rest.
*/
if (xdrs->x_op == XDR_ENCODE) {
len = 2;
if (!XDR_PUTINT32(xdrs, &len))
return (FALSE);
#if defined(_LITTLE_ENDIAN)
if (XDR_PUTINT32(xdrs, (int32_t *)((char *)objp +
BYTES_PER_XDR_UNIT)) == TRUE) {
return (XDR_PUTINT32(xdrs, (int32_t *)objp));
}
#elif defined(_BIG_ENDIAN)
if (XDR_PUTINT32(xdrs, (int32_t *)objp) == TRUE) {
return (XDR_PUTINT32(xdrs, (int32_t *)((char *)objp +
BYTES_PER_XDR_UNIT)));
}
#endif
return (FALSE);
}
if (!XDR_GETINT32(xdrs, &len))
return (FALSE);
/*
* Common fast DECODE cases
*/
if (len == 2) {
#if defined(_LITTLE_ENDIAN)
if (XDR_GETINT32(xdrs, (int32_t *)((char *)objp +
BYTES_PER_XDR_UNIT)) == TRUE) {
return (XDR_GETINT32(xdrs, (int32_t *)objp));
}
#elif defined(_BIG_ENDIAN)
if (XDR_GETINT32(xdrs, (int32_t *)objp) == TRUE) {
return (XDR_GETINT32(xdrs, (int32_t *)((char *)objp +
BYTES_PER_XDR_UNIT)));
}
#endif
return (FALSE);
}
*objp = 0;
if (len == 0)
return (TRUE);
/*
* The not so common DECODE cases, len == 1 || len > 2
*/
#if defined(_LITTLE_ENDIAN)
if (!XDR_GETINT32(xdrs, (int32_t *)((char *)objp + BYTES_PER_XDR_UNIT)))
return (FALSE);
if (--len == 0)
return (TRUE);
if (!XDR_GETINT32(xdrs, (int32_t *)objp))
return (FALSE);
#elif defined(_BIG_ENDIAN)
if (!XDR_GETINT32(xdrs, (int32_t *)objp))
return (FALSE);
if (--len == 0)
return (TRUE);
if (!XDR_GETINT32(xdrs, (int32_t *)((char *)objp + BYTES_PER_XDR_UNIT)))
return (FALSE);
#else
return (FALSE);
#endif
if (--len == 0)
return (TRUE);
size = len * BYTES_PER_XDR_UNIT;
return (XDR_CONTROL(xdrs, XDR_SKIPBYTES, &size));
}
/* Called by xdr_array, nfsid_map_xdr */
bool_t
xdr_utf8string(XDR *xdrs, utf8string *objp)
{
if (xdrs->x_op != XDR_FREE)
return (xdr_bytes(xdrs, (char **)&objp->utf8string_val,
(uint_t *)&objp->utf8string_len, NFS4_MAX_UTF8STRING));
if (objp->utf8string_val != NULL) {
kmem_free(objp->utf8string_val, objp->utf8string_len);
objp->utf8string_val = NULL;
}
return (TRUE);
}
/*
* used by NFSv4 referrals to get info needed for NFSv4 referral mount.
*/
bool_t
xdr_nfs_fsl_info(XDR *xdrs, struct nfs_fsl_info *objp)
{
if (!xdr_u_int(xdrs, &objp->netbuf_len))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->netnm_len))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->knconf_len))
return (FALSE);
#if defined(_LP64)
/*
* The object can come from a 32-bit binary; nfsmapid.
* To be safe we double the size of the knetconfig to
* allow some buffering for decoding.
*/
if (xdrs->x_op == XDR_DECODE)
objp->knconf_len += sizeof (struct knetconfig);
#endif
if (!xdr_string(xdrs, &objp->netname, ~0))
return (FALSE);
if (!xdr_pointer(xdrs, (char **)&objp->addr, objp->netbuf_len,
(xdrproc_t)xdr_netbuf))
return (FALSE);
if (!xdr_pointer(xdrs, (char **)&objp->knconf,
objp->knconf_len, (xdrproc_t)xdr_knetconfig))
return (FALSE);
return (TRUE);
}
bool_t
xdr_knetconfig(XDR *xdrs, struct knetconfig *objp)
{
rpc_inline_t *buf;
u_longlong_t dev64;
#if !defined(_LP64)
uint32_t major, minor;
#endif
int i;
if (!xdr_u_int(xdrs, &objp->knc_semantics))
return (FALSE);
if (xdrs->x_op == XDR_DECODE) {
objp->knc_protofmly = (((char *)objp) +
sizeof (struct knetconfig));
objp->knc_proto = objp->knc_protofmly + KNC_STRSIZE;
}
if (!xdr_opaque(xdrs, objp->knc_protofmly, KNC_STRSIZE))
return (FALSE);
if (!xdr_opaque(xdrs, objp->knc_proto, KNC_STRSIZE))
return (FALSE);
/*
* For interoperability between 32-bit daemon and 64-bit kernel,
* we always treat dev_t as 64-bit number and do the expanding
* or compression of dev_t as needed.
* We have to hand craft the conversion since there is no available
* function in ddi.c. Besides ddi.c is available only in the kernel
* and we want to keep both user and kernel of xdr_knetconfig() the
* same for consistency.
*/
if (xdrs->x_op == XDR_ENCODE) {
#if defined(_LP64)
dev64 = objp->knc_rdev;
#else
major = (objp->knc_rdev >> NBITSMINOR32) & MAXMAJ32;
minor = objp->knc_rdev & MAXMIN32;
dev64 = (((unsigned long long)major) << NBITSMINOR64) | minor;
#endif
if (!xdr_u_longlong_t(xdrs, &dev64))
return (FALSE);
}
if (xdrs->x_op == XDR_DECODE) {
#if defined(_LP64)
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->knc_rdev))
return (FALSE);
#else
if (!xdr_u_longlong_t(xdrs, &dev64))
return (FALSE);
major = (dev64 >> NBITSMINOR64) & L_MAXMAJ32;
minor = dev64 & L_MAXMIN32;
objp->knc_rdev = (major << L_BITSMINOR32) | minor;
#endif
}
if (xdrs->x_op == XDR_ENCODE) {
buf = XDR_INLINE(xdrs, (8) * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_vector(xdrs, (char *)objp->knc_unused, 8,
sizeof (uint_t), (xdrproc_t)xdr_u_int))
return (FALSE);
} else {
uint_t *genp;
for (i = 0, genp = objp->knc_unused;
i < 8; i++) {
#if defined(_LP64) || defined(_KERNEL)
IXDR_PUT_U_INT32(buf, *genp++);
#else
IXDR_PUT_U_LONG(buf, *genp++);
#endif
}
}
return (TRUE);
} else if (xdrs->x_op == XDR_DECODE) {
buf = XDR_INLINE(xdrs, (8) * BYTES_PER_XDR_UNIT);
if (buf == NULL) {
if (!xdr_vector(xdrs, (char *)objp->knc_unused, 8,
sizeof (uint_t), (xdrproc_t)xdr_u_int))
return (FALSE);
} else {
uint_t *genp;
for (i = 0, genp = objp->knc_unused;
i < 8; i++) {
#if defined(_LP64) || defined(_KERNEL)
*genp++ = IXDR_GET_U_INT32(buf);
#else
*genp++ = IXDR_GET_U_LONG(buf);
#endif
}
}
return (TRUE);
}
if (!xdr_vector(xdrs, (char *)objp->knc_unused, 8,
sizeof (uint_t), (xdrproc_t)xdr_u_int))
return (FALSE);
return (TRUE);
}
/*
* XDR_INLINE decode a filehandle.
*/
bool_t
xdr_inline_decode_nfs_fh4(uint32_t *ptr, nfs_fh4_fmt_t *fhp, uint32_t fhsize)
{
uchar_t *bp = (uchar_t *)ptr;
uchar_t *cp;
uint32_t dsize;
uintptr_t resid;
/*
* Check to see if what the client sent us is bigger or smaller
* than what we can ever possibly send out. NFS_FHMAXDATA is
* unfortunately badly named as it is no longer the max and is
* really the min of what is sent over the wire.
*/
if (fhsize > sizeof (nfs_fh4_fmt_t) || fhsize < (sizeof (fsid_t) +
sizeof (ushort_t) + NFS_FHMAXDATA +
sizeof (ushort_t) + NFS_FHMAXDATA)) {
return (FALSE);
}
/*
* All internal parts of a filehandle are in native byte order.
*
* Decode what should be fh4_fsid, it is aligned.
*/
fhp->fh4_fsid.val[0] = *(uint32_t *)bp;
bp += BYTES_PER_XDR_UNIT;
fhp->fh4_fsid.val[1] = *(uint32_t *)bp;
bp += BYTES_PER_XDR_UNIT;
/*
* Decode what should be fh4_len. fh4_len is two bytes, so we're
* unaligned now.
*/
cp = (uchar_t *)&fhp->fh4_len;
*cp++ = *bp++;
*cp++ = *bp++;
fhsize -= 2 * BYTES_PER_XDR_UNIT + sizeof (ushort_t);
/*
* For backwards compatibility, the fid length may be less than
* NFS_FHMAXDATA, but it was always encoded as NFS_FHMAXDATA bytes.
*/
dsize = fhp->fh4_len < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_len;
/*
* Make sure the client isn't sending us a bogus length for fh4_data.
*/
if (fhsize < dsize)
return (FALSE);
bcopy(bp, fhp->fh4_data, dsize);
bp += dsize;
fhsize -= dsize;
if (fhsize < sizeof (ushort_t))
return (FALSE);
cp = (uchar_t *)&fhp->fh4_xlen;
*cp++ = *bp++;
*cp++ = *bp++;
fhsize -= sizeof (ushort_t);
dsize = fhp->fh4_xlen < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_xlen;
/*
* Make sure the client isn't sending us a bogus length for fh4_xdata.
*/
if (fhsize < dsize)
return (FALSE);
bcopy(bp, fhp->fh4_xdata, dsize);
fhsize -= dsize;
bp += dsize;
/*
* We realign things on purpose, so skip any padding
*/
resid = (uintptr_t)bp % BYTES_PER_XDR_UNIT;
if (resid != 0) {
if (fhsize < (BYTES_PER_XDR_UNIT - resid))
return (FALSE);
bp += BYTES_PER_XDR_UNIT - resid;
fhsize -= BYTES_PER_XDR_UNIT - resid;
}
if (fhsize < BYTES_PER_XDR_UNIT)
return (FALSE);
fhp->fh4_flag = *(uint32_t *)bp;
bp += BYTES_PER_XDR_UNIT;
fhsize -= BYTES_PER_XDR_UNIT;
#ifdef VOLATILE_FH_TEST
if (fhsize < BYTES_PER_XDR_UNIT)
return (FALSE);
fhp->fh4_volatile_id = *(uint32_t *)bp;
bp += BYTES_PER_XDR_UNIT;
fhsize -= BYTES_PER_XDR_UNIT;
#endif
/*
* Make sure client didn't send extra bytes
*/
if (fhsize != 0)
return (FALSE);
return (TRUE);
}
static bool_t
xdr_decode_nfs_fh4(XDR *xdrs, nfs_fh4 *objp)
{
uint32_t fhsize; /* filehandle size */
uint32_t bufsize;
rpc_inline_t *ptr;
uchar_t *bp;
ASSERT(xdrs->x_op == XDR_DECODE);
/*
* Retrieve the filehandle length.
*/
if (!XDR_GETINT32(xdrs, (int32_t *)&fhsize))
return (FALSE);
objp->nfs_fh4_val = NULL;
objp->nfs_fh4_len = 0;
/*
* Check to see if what the client sent us is bigger or smaller
* than what we can ever possibly send out. NFS_FHMAXDATA is
* unfortunately badly named as it is no longer the max and is
* really the min of what is sent over the wire.
*/
if (fhsize > sizeof (nfs_fh4_fmt_t) || fhsize < (sizeof (fsid_t) +
sizeof (ushort_t) + NFS_FHMAXDATA +
sizeof (ushort_t) + NFS_FHMAXDATA)) {
if (!XDR_CONTROL(xdrs, XDR_SKIPBYTES, &fhsize))
return (FALSE);
return (TRUE);
}
/*
* bring in fhsize plus any padding
*/
bufsize = RNDUP(fhsize);
ptr = XDR_INLINE(xdrs, bufsize);
bp = (uchar_t *)ptr;
if (ptr == NULL) {
bp = kmem_alloc(bufsize, KM_SLEEP);
if (!xdr_opaque(xdrs, (char *)bp, bufsize)) {
kmem_free(bp, bufsize);
return (FALSE);
}
}
objp->nfs_fh4_val = kmem_zalloc(sizeof (nfs_fh4_fmt_t), KM_SLEEP);
objp->nfs_fh4_len = sizeof (nfs_fh4_fmt_t);
if (xdr_inline_decode_nfs_fh4((uint32_t *)bp,
(nfs_fh4_fmt_t *)objp->nfs_fh4_val, fhsize) == FALSE) {
/*
* If in the process of decoding we find the file handle
* is not correctly formed, we need to continue decoding
* and trigger an NFS layer error. Set the nfs_fh4_len to
* zero so it gets caught as a bad length.
*/
kmem_free(objp->nfs_fh4_val, objp->nfs_fh4_len);
objp->nfs_fh4_val = NULL;
objp->nfs_fh4_len = 0;
}
if (ptr == NULL)
kmem_free(bp, bufsize);
return (TRUE);
}
/*
* XDR_INLINE encode a filehandle.
*/
bool_t
xdr_inline_encode_nfs_fh4(uint32_t **ptrp, uint32_t *ptr_redzone,
nfs_fh4_fmt_t *fhp)
{
uint32_t *ptr = *ptrp;
uchar_t *cp;
uint_t otw_len, fsize, xsize; /* otw, file, and export sizes */
uint32_t padword;
fsize = fhp->fh4_len < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_len;
xsize = fhp->fh4_xlen < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_xlen;
/*
* First get the initial and variable sized part of the filehandle.
*/
otw_len = sizeof (fhp->fh4_fsid) +
sizeof (fhp->fh4_len) + fsize +
sizeof (fhp->fh4_xlen) + xsize;
/*
* Round out to a full word.
*/
otw_len = RNDUP(otw_len);
padword = (otw_len / BYTES_PER_XDR_UNIT); /* includes fhlen */
/*
* Add in the fixed sized pieces.
*/
otw_len += sizeof (fhp->fh4_flag);
#ifdef VOLATILE_FH_TEST
otw_len += sizeof (fhp->fh4_volatile_id);
#endif
/*
* Make sure we don't exceed our buffer.
*/
if ((ptr + (otw_len / BYTES_PER_XDR_UNIT) + 1) > ptr_redzone)
return (FALSE);
/*
* Zero out the padding.
*/
ptr[padword] = 0;
IXDR_PUT_U_INT32(ptr, otw_len);
/*
* The rest of the filehandle is in native byteorder
*/
/* fh4_fsid */
*ptr++ = (uint32_t)fhp->fh4_fsid.val[0];
*ptr++ = (uint32_t)fhp->fh4_fsid.val[1];
/*
* Since the next pieces are unaligned, we need to
* do bytewise copies.
*/
cp = (uchar_t *)ptr;
/* fh4_len + fh4_data */
bcopy(&fhp->fh4_len, cp, sizeof (fhp->fh4_len) + fsize);
cp += sizeof (fhp->fh4_len) + fsize;
/* fh4_xlen + fh4_xdata */
bcopy(&fhp->fh4_xlen, cp, sizeof (fhp->fh4_xlen) + xsize);
cp += sizeof (fhp->fh4_xlen) + xsize;
/* do necessary rounding/padding */
cp = (uchar_t *)RNDUP((uintptr_t)cp);
ptr = (uint32_t *)cp;
/*
* With the above padding, we're word aligned again.
*/
ASSERT(((uintptr_t)ptr % BYTES_PER_XDR_UNIT) == 0);
/* fh4_flag */
*ptr++ = (uint32_t)fhp->fh4_flag;
#ifdef VOLATILE_FH_TEST
/* fh4_volatile_id */
*ptr++ = (uint32_t)fhp->fh4_volatile_id;
#endif
*ptrp = ptr;
return (TRUE);
}
static bool_t
xdr_encode_nfs_fh4(XDR *xdrs, nfs_fh4 *objp)
{
uint_t otw_len, fsize, xsize; /* otw, file, and export sizes */
bool_t ret;
rpc_inline_t *ptr;
rpc_inline_t *buf = NULL;
uint32_t *ptr_redzone;
nfs_fh4_fmt_t *fhp;
ASSERT(xdrs->x_op == XDR_ENCODE);
fhp = (nfs_fh4_fmt_t *)objp->nfs_fh4_val;
fsize = fhp->fh4_len < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_len;
xsize = fhp->fh4_xlen < NFS_FHMAXDATA ? NFS_FHMAXDATA : fhp->fh4_xlen;
/*
* First get the over the wire size, it is the 4 bytes
* for the length, plus the combined size of the
* file handle components.
*/
otw_len = BYTES_PER_XDR_UNIT + sizeof (fhp->fh4_fsid) +
sizeof (fhp->fh4_len) + fsize +
sizeof (fhp->fh4_xlen) + xsize +
sizeof (fhp->fh4_flag);
#ifdef VOLATILE_FH_TEST
otw_len += sizeof (fhp->fh4_volatile_id);
#endif
/*
* Round out to a full word.
*/
otw_len = RNDUP(otw_len);
/*
* Next try to inline the XDR stream, if that fails (rare)
* allocate a buffer to encode the file handle and then
* copy it using xdr_opaque and free the buffer.
*/
ptr = XDR_INLINE(xdrs, otw_len);
if (ptr == NULL)
ptr = buf = kmem_alloc(otw_len, KM_SLEEP);
ptr_redzone = (uint32_t *)(ptr + (otw_len / BYTES_PER_XDR_UNIT));
ret = xdr_inline_encode_nfs_fh4((uint32_t **)&ptr, ptr_redzone, fhp);
if (buf != NULL) {
if (ret == TRUE)
ret = xdr_opaque(xdrs, (char *)buf, otw_len);
kmem_free(buf, otw_len);
}
return (ret);
}
/*
* XDR a NFSv4 filehandle.
* Encoding interprets the contents (server).
* Decoding the contents are opaque (client).
*/
bool_t
xdr_nfs_fh4(XDR *xdrs, nfs_fh4 *objp)
{
switch (xdrs->x_op) {
case XDR_ENCODE:
return (xdr_encode_nfs_fh4(xdrs, objp));
case XDR_DECODE:
return (xdr_bytes(xdrs, (char **)&objp->nfs_fh4_val,
(uint_t *)&objp->nfs_fh4_len, NFS4_FHSIZE));
case XDR_FREE:
if (objp->nfs_fh4_val != NULL) {
kmem_free(objp->nfs_fh4_val, objp->nfs_fh4_len);
objp->nfs_fh4_val = NULL;
}
return (TRUE);
}
return (FALSE);
}
/* Called by xdr_array */
static bool_t
xdr_fs_location4(XDR *xdrs, fs_location4 *objp)
{
if (xdrs->x_op == XDR_DECODE) {
objp->server_val = NULL;
objp->rootpath.pathname4_val = NULL;
}
if (!xdr_array(xdrs, (char **)&objp->server_val,
(uint_t *)&objp->server_len, NFS4_MAX_UTF8STRING,
sizeof (utf8string), (xdrproc_t)xdr_utf8string))
return (FALSE);
return (xdr_array(xdrs, (char **)&objp->rootpath.pathname4_val,
(uint_t *)&objp->rootpath.pathname4_len,
NFS4_MAX_PATHNAME4,
sizeof (utf8string), (xdrproc_t)xdr_utf8string));
}
/* Called by xdr_array */
static bool_t
xdr_nfsace4(XDR *xdrs, nfsace4 *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_u_int(xdrs, &objp->type))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->flag))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->access_mask))
return (FALSE);
if (xdrs->x_op == XDR_DECODE) {
objp->who.utf8string_val = NULL;
objp->who.utf8string_len = 0;
}
return (xdr_bytes(xdrs, (char **)&objp->who.utf8string_val,
(uint_t *)&objp->who.utf8string_len,
NFS4_MAX_UTF8STRING));
}
/*
* Optimized free case
*/
if (objp->who.utf8string_val != NULL) {
kmem_free(objp->who.utf8string_val, objp->who.utf8string_len);
objp->who.utf8string_val = NULL;
}
return (TRUE);
}
/*
* These functions are called out of nfs4_attr.c
*/
bool_t
xdr_fattr4_fsid(XDR *xdrs, fattr4_fsid *objp)
{
if (xdrs->x_op == XDR_FREE)
return (TRUE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->major))
return (FALSE);
return (xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->minor));
}
bool_t
xdr_fattr4_acl(XDR *xdrs, fattr4_acl *objp)
{
return (xdr_array(xdrs, (char **)&objp->fattr4_acl_val,
(uint_t *)&objp->fattr4_acl_len, NFS4_ACL_LIMIT,
sizeof (nfsace4), (xdrproc_t)xdr_nfsace4));
}
bool_t
xdr_fattr4_fs_locations(XDR *xdrs, fattr4_fs_locations *objp)
{
if (xdrs->x_op == XDR_DECODE) {
objp->fs_root.pathname4_len = 0;
objp->fs_root.pathname4_val = NULL;
objp->locations_val = NULL;
}
if (!xdr_array(xdrs, (char **)&objp->fs_root.pathname4_val,
(uint_t *)&objp->fs_root.pathname4_len,
NFS4_MAX_PATHNAME4,
sizeof (utf8string), (xdrproc_t)xdr_utf8string))
return (FALSE);
return (xdr_array(xdrs, (char **)&objp->locations_val,
(uint_t *)&objp->locations_len, NFS4_FS_LOCATIONS_LIMIT,
sizeof (fs_location4), (xdrproc_t)xdr_fs_location4));
}
bool_t
xdr_fattr4_rawdev(XDR *xdrs, fattr4_rawdev *objp)
{
if (xdrs->x_op == XDR_FREE)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->specdata1))
return (FALSE);
return (xdr_u_int(xdrs, &objp->specdata2));
}
bool_t
xdr_nfstime4(XDR *xdrs, nfstime4 *objp)
{
if (xdrs->x_op == XDR_FREE)
return (TRUE);
if (!xdr_longlong_t(xdrs, (longlong_t *)&objp->seconds))
return (FALSE);
return (xdr_u_int(xdrs, &objp->nseconds));
}
/*
* structured used for calls into xdr_ga_fattr_res() as a means
* to do an immediate/short-term cache of owner/group strings
* for callers like the readdir processing. In the case of readdir,
* it is likely that the directory objects will be owned by the same
* owner/group and if so there is no need to call into the uid/gid
* mapping code. While the uid/gid interfaces have their own cache
* having one here will reduct pathlength further.
*/
#define MAX_OG_NAME 100
typedef struct ug_cache
{
uid_t uid;
gid_t gid;
utf8string u_curr, u_last;
utf8string g_curr, g_last;
char u_buf1[MAX_OG_NAME];
char u_buf2[MAX_OG_NAME];
char g_buf1[MAX_OG_NAME];
char g_buf2[MAX_OG_NAME];
} ug_cache_t;
#define U_SWAP_CURR_LAST(ug) \
(ug)->u_last.utf8string_len = (ug)->u_curr.utf8string_len; \
if ((ug)->u_last.utf8string_val == (ug)->u_buf1) { \
(ug)->u_last.utf8string_val = (ug)->u_buf2; \
(ug)->u_curr.utf8string_val = (ug)->u_buf1; \
} else { \
(ug)->u_last.utf8string_val = (ug)->u_buf1; \
(ug)->u_curr.utf8string_val = (ug)->u_buf2; \
}
#define G_SWAP_CURR_LAST(ug) \
(ug)->g_last.utf8string_len = (ug)->g_curr.utf8string_len; \
if ((ug)->g_last.utf8string_val == (ug)->g_buf1) { \
(ug)->g_last.utf8string_val = (ug)->g_buf2; \
(ug)->g_curr.utf8string_val = (ug)->g_buf1; \
} else { \
(ug)->g_last.utf8string_val = (ug)->g_buf1; \
(ug)->g_curr.utf8string_val = (ug)->g_buf2; \
}
static ug_cache_t *
alloc_ugcache()
{
ug_cache_t *pug = kmem_alloc(sizeof (ug_cache_t), KM_SLEEP);
pug->uid = pug->gid = 0;
pug->u_curr.utf8string_len = 0;
pug->u_last.utf8string_len = 0;
pug->g_curr.utf8string_len = 0;
pug->g_last.utf8string_len = 0;
pug->u_curr.utf8string_val = pug->u_buf1;
pug->u_last.utf8string_val = pug->u_buf2;
pug->g_curr.utf8string_val = pug->g_buf1;
pug->g_last.utf8string_val = pug->g_buf2;
return (pug);
}
static void
xdr_ga_prefill_vattr(struct nfs4_ga_res *garp, struct mntinfo4 *mi)
{
static vattr_t s_vattr = {
AT_ALL, /* va_mask */
VNON, /* va_type */
0777, /* va_mode */
UID_NOBODY, /* va_uid */
GID_NOBODY, /* va_gid */
0, /* va_fsid */
0, /* va_nodeid */
1, /* va_nlink */
0, /* va_size */
{0, 0}, /* va_atime */
{0, 0}, /* va_mtime */
{0, 0}, /* va_ctime */
0, /* va_rdev */
MAXBSIZE, /* va_blksize */
0, /* va_nblocks */
0 /* va_seq */
};
garp->n4g_va = s_vattr;
garp->n4g_va.va_fsid = mi->mi_vfsp->vfs_dev;
hrt2ts(gethrtime(), &garp->n4g_va.va_atime);
garp->n4g_va.va_mtime = garp->n4g_va.va_ctime = garp->n4g_va.va_atime;
}
static void
xdr_ga_prefill_statvfs(struct nfs4_ga_ext_res *gesp, struct mntinfo4 *mi)
{
static statvfs64_t s_sb = {
MAXBSIZE, /* f_bsize */
DEV_BSIZE, /* f_frsize */
(fsfilcnt64_t)-1, /* f_blocks */
(fsfilcnt64_t)-1, /* f_bfree */
(fsfilcnt64_t)-1, /* f_bavail */
(fsfilcnt64_t)-1, /* f_files */
(fsfilcnt64_t)-1, /* f_ffree */
(fsfilcnt64_t)-1, /* f_favail */
0, /* f_fsid */
"\0", /* f_basetype */
0, /* f_flag */
MAXNAMELEN, /* f_namemax */
"\0", /* f_fstr */
};
gesp->n4g_sb = s_sb;
gesp->n4g_sb.f_fsid = mi->mi_vfsp->vfs_fsid.val[0];
}
static bool_t
xdr_ga_fattr_res(XDR *xdrs, struct nfs4_ga_res *garp, bitmap4 resbmap,
bitmap4 argbmap, struct mntinfo4 *mi, ug_cache_t *pug)
{
int truefalse;
struct nfs4_ga_ext_res ges, *gesp;
vattr_t *vap = &garp->n4g_va;
vsecattr_t *vsap = &garp->n4g_vsa;
ASSERT(xdrs->x_op == XDR_DECODE);
if (garp->n4g_ext_res)
gesp = garp->n4g_ext_res;
else
gesp = &ges;
vap->va_mask = 0;
/* Check to see if the vattr should be pre-filled */
if (argbmap & NFS4_VATTR_MASK)
xdr_ga_prefill_vattr(garp, mi);
if (argbmap & NFS4_STATFS_ATTR_MASK)
xdr_ga_prefill_statvfs(gesp, mi);
if (resbmap &
(FATTR4_SUPPORTED_ATTRS_MASK |
FATTR4_TYPE_MASK |
FATTR4_FH_EXPIRE_TYPE_MASK |
FATTR4_CHANGE_MASK |
FATTR4_SIZE_MASK |
FATTR4_LINK_SUPPORT_MASK |
FATTR4_SYMLINK_SUPPORT_MASK |
FATTR4_NAMED_ATTR_MASK)) {
if (resbmap & FATTR4_SUPPORTED_ATTRS_MASK) {
if (!xdr_bitmap4(xdrs, &gesp->n4g_suppattrs))
return (FALSE);
}
if (resbmap & FATTR4_TYPE_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&vap->va_type))
return (FALSE);
if ((nfs_ftype4)vap->va_type < NF4REG ||
(nfs_ftype4)vap->va_type > NF4NAMEDATTR)
vap->va_type = VBAD;
else
vap->va_type = nf4_to_vt[vap->va_type];
if (vap->va_type == VBLK)
vap->va_blksize = DEV_BSIZE;
vap->va_mask |= AT_TYPE;
}
if (resbmap & FATTR4_FH_EXPIRE_TYPE_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&gesp->n4g_fet))
return (FALSE);
}
if (resbmap & FATTR4_CHANGE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&garp->n4g_change))
return (FALSE);
garp->n4g_change_valid = 1;
}
if (resbmap & FATTR4_SIZE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&vap->va_size))
return (FALSE);
if (!NFS4_SIZE_OK(vap->va_size)) {
garp->n4g_attrerr = EFBIG;
garp->n4g_attrwhy = NFS4_GETATTR_ATSIZE_ERR;
} else {
vap->va_mask |= AT_SIZE;
}
}
if (resbmap & FATTR4_LINK_SUPPORT_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_link_support =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_SYMLINK_SUPPORT_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_symlink_support =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_NAMED_ATTR_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_xattr_exists = TRUE;
gesp->n4g_pc4.pc4_xattr_exists =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_FSID_MASK |
FATTR4_UNIQUE_HANDLES_MASK |
FATTR4_LEASE_TIME_MASK |
FATTR4_RDATTR_ERROR_MASK)) {
if (resbmap & FATTR4_FSID_MASK) {
if ((!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&garp->n4g_fsid.major)) ||
(!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&garp->n4g_fsid.minor)))
return (FALSE);
garp->n4g_fsid_valid = 1;
}
if (resbmap & FATTR4_UNIQUE_HANDLES_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_unique_handles =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_LEASE_TIME_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&gesp->n4g_leasetime))
return (FALSE);
}
if (resbmap & FATTR4_RDATTR_ERROR_MASK) {
if (!XDR_GETINT32(xdrs,
(int *)&gesp->n4g_rdattr_error))
return (FALSE);
}
}
if (resbmap &
(FATTR4_ACL_MASK |
FATTR4_ACLSUPPORT_MASK |
FATTR4_ARCHIVE_MASK |
FATTR4_CANSETTIME_MASK)) {
if (resbmap & FATTR4_ACL_MASK) {
fattr4_acl acl;
acl.fattr4_acl_val = NULL;
acl.fattr4_acl_len = 0;
if (!xdr_fattr4_acl(xdrs, &acl))
return (FALSE);
vsap->vsa_aclcnt = acl.fattr4_acl_len;
vsap->vsa_aclentp = acl.fattr4_acl_val;
vsap->vsa_mask = VSA_ACE | VSA_ACECNT;
vsap->vsa_aclentsz = vsap->vsa_aclcnt * sizeof (ace_t);
}
if (resbmap & FATTR4_ACLSUPPORT_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&gesp->n4g_aclsupport))
return (FALSE);
}
if (resbmap & FATTR4_ARCHIVE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_CANSETTIME_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_cansettime =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_CASE_INSENSITIVE_MASK |
FATTR4_CASE_PRESERVING_MASK |
FATTR4_CHOWN_RESTRICTED_MASK |
FATTR4_FILEHANDLE_MASK |
FATTR4_FILEID_MASK |
FATTR4_FILES_AVAIL_MASK |
FATTR4_FILES_FREE_MASK |
FATTR4_FILES_TOTAL_MASK)) {
if (resbmap & FATTR4_CASE_INSENSITIVE_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_case_insensitive =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_CASE_PRESERVING_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_case_preserving =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_CHOWN_RESTRICTED_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_chown_restricted =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_FILEHANDLE_MASK) {
gesp->n4g_fh_u.nfs_fh4_alt.len = 0;
gesp->n4g_fh_u.nfs_fh4_alt.val =
gesp->n4g_fh_u.nfs_fh4_alt.data;
if (!xdr_bytes(xdrs,
(char **)&gesp->n4g_fh_u.n4g_fh.nfs_fh4_val,
(uint_t *)&gesp->n4g_fh_u.n4g_fh.nfs_fh4_len,
NFS4_FHSIZE))
return (FALSE);
}
if (resbmap & FATTR4_FILEID_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&vap->va_nodeid))
return (FALSE);
vap->va_mask |= AT_NODEID;
}
if (resbmap & FATTR4_FILES_AVAIL_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_favail))
return (FALSE);
}
if (resbmap & FATTR4_FILES_FREE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_ffree))
return (FALSE);
}
if (resbmap & FATTR4_FILES_TOTAL_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_files))
return (FALSE);
}
}
if (resbmap &
(FATTR4_FS_LOCATIONS_MASK |
FATTR4_HIDDEN_MASK |
FATTR4_HOMOGENEOUS_MASK)) {
if (resbmap & FATTR4_FS_LOCATIONS_MASK) {
if (!xdr_fattr4_fs_locations(xdrs,
&gesp->n4g_fslocations))
return (FALSE);
}
if (resbmap & FATTR4_HIDDEN_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_HOMOGENEOUS_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_homogeneous =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_MAXFILESIZE_MASK |
FATTR4_MAXLINK_MASK |
FATTR4_MAXNAME_MASK |
FATTR4_MAXREAD_MASK |
FATTR4_MAXWRITE_MASK)) {
if (resbmap & FATTR4_MAXFILESIZE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_maxfilesize))
return (FALSE);
}
if (resbmap & FATTR4_MAXLINK_MASK) {
if (!XDR_GETINT32(xdrs,
(int *)&gesp->n4g_pc4.pc4_link_max))
return (FALSE);
}
if (resbmap & FATTR4_MAXNAME_MASK) {
if (!XDR_GETINT32(xdrs,
(int *)&gesp->n4g_pc4.pc4_name_max))
return (FALSE);
gesp->n4g_sb.f_namemax = gesp->n4g_pc4.pc4_name_max;
}
if (resbmap & FATTR4_MAXREAD_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_maxread))
return (FALSE);
}
if (resbmap & FATTR4_MAXWRITE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_maxwrite))
return (FALSE);
}
}
if (resbmap &
(FATTR4_MIMETYPE_MASK |
FATTR4_MODE_MASK |
FATTR4_NO_TRUNC_MASK |
FATTR4_NUMLINKS_MASK)) {
if (resbmap & FATTR4_MIMETYPE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_MODE_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&vap->va_mode))
return (FALSE);
vap->va_mask |= AT_MODE;
}
if (resbmap & FATTR4_NO_TRUNC_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&truefalse))
return (FALSE);
gesp->n4g_pc4.pc4_no_trunc =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_NUMLINKS_MASK) {
if (!XDR_GETINT32(xdrs, (int *)&vap->va_nlink))
return (FALSE);
vap->va_mask |= AT_NLINK;
}
}
if (resbmap &
(FATTR4_OWNER_MASK |
FATTR4_OWNER_GROUP_MASK |
FATTR4_QUOTA_AVAIL_HARD_MASK |
FATTR4_QUOTA_AVAIL_SOFT_MASK)) {
if (resbmap & FATTR4_OWNER_MASK) {
uint_t *owner_length, ol;
char *owner_val = NULL;
char *owner_alloc = NULL;
utf8string ov;
int error;
/* get the OWNER_LENGTH */
if (!xdr_u_int(xdrs, &ol))
return (FALSE);
/* Manage the owner length location */
if (pug && ol <= MAX_OG_NAME) {
owner_length = &pug->u_curr.utf8string_len;
*owner_length = ol;
} else {
owner_length = &ol;
}
/* find memory to store the decode */
if (*owner_length > MAX_OG_NAME || pug == NULL)
owner_val = owner_alloc =
kmem_alloc(*owner_length, KM_SLEEP);
else
owner_val = pug->u_curr.utf8string_val;
/* get the OWNER string */
if (!xdr_opaque(xdrs, owner_val, *owner_length)) {
if (owner_alloc)
kmem_free(owner_alloc, *owner_length);
return (FALSE);
}
/* Optimize for matching if called for */
if (pug &&
*owner_length == pug->u_last.utf8string_len &&
bcmp(owner_val, pug->u_last.utf8string_val,
*owner_length) == 0) {
vap->va_uid = pug->uid;
vap->va_mask |= AT_UID;
} else {
uid_t uid;
ov.utf8string_len = *owner_length;
ov.utf8string_val = owner_val;
error = nfs_idmap_str_uid(&ov, &uid, FALSE);
/*
* String was mapped, but to nobody because
* we are nfsmapid, indicate it should not
* be cached.
*/
if (error == ENOTSUP) {
error = 0;
garp->n4g_attrwhy =
NFS4_GETATTR_NOCACHE_OK;
}
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy =
NFS4_GETATTR_ATUID_ERR;
} else {
vap->va_uid = uid;
vap->va_mask |= AT_UID;
if (pug && ol <= MAX_OG_NAME) {
pug->uid = uid;
U_SWAP_CURR_LAST(pug);
}
}
if (owner_alloc)
kmem_free(owner_alloc, *owner_length);
}
}
if (resbmap & FATTR4_OWNER_GROUP_MASK) {
uint_t *group_length, gl;
char *group_val = NULL;
char *group_alloc = NULL;
utf8string gv;
int error;
/* get the OWNER_GROUP_LENGTH */
if (!xdr_u_int(xdrs, &gl))
return (FALSE);
/* Manage the group length location */
if (pug && gl <= MAX_OG_NAME) {
group_length = &pug->g_curr.utf8string_len;
*group_length = gl;
} else {
group_length = &gl;
}
/* find memory to store the decode */
if (*group_length > MAX_OG_NAME || pug == NULL)
group_val = group_alloc =
kmem_alloc(*group_length, KM_SLEEP);
else
group_val = pug->g_curr.utf8string_val;
/* get the OWNER_GROUP string */
if (!xdr_opaque(xdrs, group_val, *group_length)) {
if (group_alloc)
kmem_free(group_alloc, *group_length);
return (FALSE);
}
/* Optimize for matching if called for */
if (pug &&
*group_length == pug->g_last.utf8string_len &&
bcmp(group_val, pug->g_last.utf8string_val,
*group_length) == 0) {
vap->va_gid = pug->gid;
vap->va_mask |= AT_GID;
} else {
uid_t gid;
gv.utf8string_len = *group_length;
gv.utf8string_val = group_val;
error = nfs_idmap_str_gid(&gv, &gid, FALSE);
/*
* String was mapped, but to nobody because
* we are nfsmapid, indicate it should not
* be cached.
*/
if (error == ENOTSUP) {
error = 0;
garp->n4g_attrwhy =
NFS4_GETATTR_NOCACHE_OK;
}
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy =
NFS4_GETATTR_ATGID_ERR;
} else {
vap->va_gid = gid;
vap->va_mask |= AT_GID;
if (pug && gl <= MAX_OG_NAME) {
pug->gid = gid;
G_SWAP_CURR_LAST(pug);
}
}
if (group_alloc) {
kmem_free(group_alloc, *group_length);
}
}
}
if (resbmap & FATTR4_QUOTA_AVAIL_HARD_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_QUOTA_AVAIL_SOFT_MASK) {
ASSERT(0);
}
}
if (resbmap &
(FATTR4_QUOTA_USED_MASK |
FATTR4_SPACE_AVAIL_MASK |
FATTR4_SPACE_FREE_MASK |
FATTR4_SPACE_TOTAL_MASK |
FATTR4_SPACE_USED_MASK |
FATTR4_SYSTEM_MASK)) {
if (resbmap & FATTR4_QUOTA_USED_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_RAWDEV_MASK) {
fattr4_rawdev rawdev;
if (!xdr_fattr4_rawdev(xdrs, &rawdev))
return (FALSE);
if (vap->va_type == VCHR || vap->va_type == VBLK) {
vap->va_rdev = makedevice(rawdev.specdata1,
rawdev.specdata2);
} else {
vap->va_rdev = 0;
}
vap->va_mask |= AT_RDEV;
}
if (resbmap & FATTR4_SPACE_AVAIL_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_bavail))
return (FALSE);
gesp->n4g_sb.f_bavail /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_FREE_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_bfree))
return (FALSE);
gesp->n4g_sb.f_bfree /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_TOTAL_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_sb.f_blocks))
return (FALSE);
gesp->n4g_sb.f_blocks /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_USED_MASK) {
uint64_t space_used;
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&space_used))
return (FALSE);
/* Compute space depending on device type */
ASSERT((vap->va_mask & AT_TYPE));
if (vap->va_type == VREG || vap->va_type == VDIR ||
vap->va_type == VLNK) {
vap->va_nblocks = (u_longlong_t)
((space_used + (offset4)DEV_BSIZE -
(offset4)1) / (offset4)DEV_BSIZE);
} else {
vap->va_nblocks = 0;
}
vap->va_mask |= AT_NBLOCKS;
}
if (resbmap & FATTR4_SYSTEM_MASK) {
ASSERT(0);
}
}
if (resbmap &
(FATTR4_TIME_ACCESS_MASK |
FATTR4_TIME_ACCESS_SET_MASK |
FATTR4_TIME_BACKUP_MASK |
FATTR4_TIME_CREATE_MASK |
FATTR4_TIME_DELTA_MASK |
FATTR4_TIME_METADATA_MASK |
FATTR4_TIME_MODIFY_MASK |
FATTR4_TIME_MODIFY_SET_MASK |
FATTR4_MOUNTED_ON_FILEID_MASK)) {
if (resbmap & FATTR4_TIME_ACCESS_MASK) {
nfstime4 atime;
int error;
if (!xdr_longlong_t(xdrs,
(longlong_t *)&atime.seconds))
return (FALSE);
if (!XDR_GETINT32(xdrs, (int *)&atime.nseconds))
return (FALSE);
error = nfs4_time_ntov(&atime, &vap->va_atime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATATIME_ERR;
}
vap->va_mask |= AT_ATIME;
}
if (resbmap & FATTR4_TIME_ACCESS_SET_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_BACKUP_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_CREATE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_DELTA_MASK) {
if ((!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&gesp->n4g_delta.seconds)) ||
(!xdr_u_int(xdrs, &gesp->n4g_delta.nseconds)))
return (FALSE);
}
if (resbmap & FATTR4_TIME_METADATA_MASK) {
nfstime4 mdt;
int error;
if (!xdr_longlong_t(xdrs, (longlong_t *)&mdt.seconds))
return (FALSE);
if (!XDR_GETINT32(xdrs, (int32_t *)&mdt.nseconds))
return (FALSE);
error = nfs4_time_ntov(&mdt, &vap->va_ctime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATCTIME_ERR;
}
vap->va_mask |= AT_CTIME;
}
if (resbmap & FATTR4_TIME_MODIFY_MASK) {
nfstime4 mtime;
int error;
if (!xdr_longlong_t(xdrs,
(longlong_t *)&mtime.seconds))
return (FALSE);
if (!XDR_GETINT32(xdrs, (int32_t *)&mtime.nseconds))
return (FALSE);
error = nfs4_time_ntov(&mtime, &vap->va_mtime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATMTIME_ERR;
}
vap->va_mask |= AT_MTIME;
}
if (resbmap & FATTR4_TIME_MODIFY_SET_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_MOUNTED_ON_FILEID_MASK) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&garp->n4g_mon_fid))
return (FALSE);
garp->n4g_mon_fid_valid = 1;
}
}
if (resbmap & ~(NFS4_VATTR_MASK | FATTR4_ACL_MASK)) {
/* copy only if not provided */
if (garp->n4g_ext_res == NULL) {
garp->n4g_ext_res = kmem_alloc(sizeof (ges), KM_SLEEP);
bcopy(&ges, garp->n4g_ext_res, sizeof (ges));
}
}
return (TRUE);
}
/*
* Inlined version of get_bitmap4 processing
*/
bitmap4
xdr_get_bitmap4_inline(uint32_t **iptr)
{
uint32_t resbmaplen;
bitmap4 bm;
uint32_t *ptr = *iptr;
/* bitmap LENGTH */
resbmaplen = IXDR_GET_U_INT32(ptr);
/* Inline the bitmap and attrlen for common case of two word map */
if (resbmaplen == 2) {
IXDR_GET_HYPER(ptr, bm);
*iptr = ptr;
return (bm);
}
#if defined(_LITTLE_ENDIAN)
bm = IXDR_GET_U_INT32(ptr);
if (--resbmaplen == 0) {
*iptr = ptr;
return (bm);
}
*((uint32_t *)&bm) |= IXDR_GET_U_INT32(ptr);
if (--resbmaplen == 0) {
*iptr = ptr;
return (bm);
}
ptr += resbmaplen;
*iptr = ptr;
return (bm);
#elif defined(_BIG_ENDIAN)
*((uint32_t *)&bm) = IXDR_GET_U_INT32(ptr);
if (--resbmaplen == 0) {
*iptr = ptr;
return (bm);
}
bm |= IXDR_GET_U_INT32(ptr);
if (--resbmaplen == 0) {
*iptr = ptr;
return (bm);
}
ptr += resbmaplen;
*iptr = ptr;
return (bm);
#else
ASSERT(0);
ptr += resbmaplen;
*iptr = ptr;
return (0);
#endif
}
static bool_t
xdr_ga_fattr_res_inline(uint32_t *ptr, struct nfs4_ga_res *garp,
bitmap4 resbmap, bitmap4 argbmap, struct mntinfo4 *mi, ug_cache_t *pug)
{
int truefalse;
struct nfs4_ga_ext_res ges, *gesp;
vattr_t *vap = &garp->n4g_va;
if (garp->n4g_ext_res)
gesp = garp->n4g_ext_res;
else
gesp = &ges;
vap->va_mask = 0;
/* Check to see if the vattr should be pre-filled */
if (argbmap & NFS4_VATTR_MASK)
xdr_ga_prefill_vattr(garp, mi);
if (argbmap & NFS4_STATFS_ATTR_MASK)
xdr_ga_prefill_statvfs(gesp, mi);
if (resbmap &
(FATTR4_SUPPORTED_ATTRS_MASK |
FATTR4_TYPE_MASK |
FATTR4_FH_EXPIRE_TYPE_MASK |
FATTR4_CHANGE_MASK |
FATTR4_SIZE_MASK |
FATTR4_LINK_SUPPORT_MASK |
FATTR4_SYMLINK_SUPPORT_MASK |
FATTR4_NAMED_ATTR_MASK)) {
if (resbmap & FATTR4_SUPPORTED_ATTRS_MASK) {
gesp->n4g_suppattrs = xdr_get_bitmap4_inline(&ptr);
}
if (resbmap & FATTR4_TYPE_MASK) {
vap->va_type = IXDR_GET_U_INT32(ptr);
if ((nfs_ftype4)vap->va_type < NF4REG ||
(nfs_ftype4)vap->va_type > NF4NAMEDATTR)
vap->va_type = VBAD;
else
vap->va_type = nf4_to_vt[vap->va_type];
if (vap->va_type == VBLK)
vap->va_blksize = DEV_BSIZE;
vap->va_mask |= AT_TYPE;
}
if (resbmap & FATTR4_FH_EXPIRE_TYPE_MASK) {
gesp->n4g_fet = IXDR_GET_U_INT32(ptr);
}
if (resbmap & FATTR4_CHANGE_MASK) {
IXDR_GET_U_HYPER(ptr, garp->n4g_change);
garp->n4g_change_valid = 1;
}
if (resbmap & FATTR4_SIZE_MASK) {
IXDR_GET_U_HYPER(ptr, vap->va_size);
if (!NFS4_SIZE_OK(vap->va_size)) {
garp->n4g_attrerr = EFBIG;
garp->n4g_attrwhy = NFS4_GETATTR_ATSIZE_ERR;
} else {
vap->va_mask |= AT_SIZE;
}
}
if (resbmap & FATTR4_LINK_SUPPORT_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_link_support =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_SYMLINK_SUPPORT_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_symlink_support =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_NAMED_ATTR_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_xattr_exists = TRUE;
gesp->n4g_pc4.pc4_xattr_exists =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_FSID_MASK |
FATTR4_UNIQUE_HANDLES_MASK |
FATTR4_LEASE_TIME_MASK |
FATTR4_RDATTR_ERROR_MASK)) {
if (resbmap & FATTR4_FSID_MASK) {
IXDR_GET_U_HYPER(ptr, garp->n4g_fsid.major);
IXDR_GET_U_HYPER(ptr, garp->n4g_fsid.minor);
garp->n4g_fsid_valid = 1;
}
if (resbmap & FATTR4_UNIQUE_HANDLES_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_unique_handles =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_LEASE_TIME_MASK) {
gesp->n4g_leasetime = IXDR_GET_U_INT32(ptr);
}
if (resbmap & FATTR4_RDATTR_ERROR_MASK) {
gesp->n4g_rdattr_error = IXDR_GET_U_INT32(ptr);
}
}
if (resbmap &
(FATTR4_ACL_MASK |
FATTR4_ACLSUPPORT_MASK |
FATTR4_ARCHIVE_MASK |
FATTR4_CANSETTIME_MASK)) {
if (resbmap & FATTR4_ACL_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_ACLSUPPORT_MASK) {
gesp->n4g_aclsupport = IXDR_GET_U_INT32(ptr);
}
if (resbmap & FATTR4_ARCHIVE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_CANSETTIME_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_cansettime =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_CASE_INSENSITIVE_MASK |
FATTR4_CASE_PRESERVING_MASK |
FATTR4_CHOWN_RESTRICTED_MASK |
FATTR4_FILEHANDLE_MASK |
FATTR4_FILEID_MASK |
FATTR4_FILES_AVAIL_MASK |
FATTR4_FILES_FREE_MASK |
FATTR4_FILES_TOTAL_MASK)) {
if (resbmap & FATTR4_CASE_INSENSITIVE_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_case_insensitive =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_CASE_PRESERVING_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_case_preserving =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_CHOWN_RESTRICTED_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_chown_restricted =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_FILEHANDLE_MASK) {
int len = IXDR_GET_U_INT32(ptr);
gesp->n4g_fh_u.nfs_fh4_alt.len = 0;
gesp->n4g_fh_u.nfs_fh4_alt.val =
gesp->n4g_fh_u.nfs_fh4_alt.data;
gesp->n4g_fh_u.n4g_fh.nfs_fh4_len = len;
bcopy(ptr, gesp->n4g_fh_u.n4g_fh.nfs_fh4_val, len);
ptr += RNDUP(len) / BYTES_PER_XDR_UNIT;
}
if (resbmap & FATTR4_FILEID_MASK) {
IXDR_GET_U_HYPER(ptr, vap->va_nodeid);
vap->va_mask |= AT_NODEID;
}
if (resbmap & FATTR4_FILES_AVAIL_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_favail);
}
if (resbmap & FATTR4_FILES_FREE_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_ffree);
}
if (resbmap & FATTR4_FILES_TOTAL_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_files);
}
}
if (resbmap &
(FATTR4_FS_LOCATIONS_MASK |
FATTR4_HIDDEN_MASK |
FATTR4_HOMOGENEOUS_MASK)) {
if (resbmap & FATTR4_FS_LOCATIONS_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_HIDDEN_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_HOMOGENEOUS_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_homogeneous =
(truefalse ? TRUE : FALSE);
}
}
if (resbmap &
(FATTR4_MAXFILESIZE_MASK |
FATTR4_MAXLINK_MASK |
FATTR4_MAXNAME_MASK |
FATTR4_MAXREAD_MASK |
FATTR4_MAXWRITE_MASK)) {
if (resbmap & FATTR4_MAXFILESIZE_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_maxfilesize);
}
if (resbmap & FATTR4_MAXLINK_MASK) {
gesp->n4g_pc4.pc4_link_max = IXDR_GET_U_INT32(ptr);
}
if (resbmap & FATTR4_MAXNAME_MASK) {
gesp->n4g_pc4.pc4_name_max = IXDR_GET_U_INT32(ptr);
gesp->n4g_sb.f_namemax = gesp->n4g_pc4.pc4_name_max;
}
if (resbmap & FATTR4_MAXREAD_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_maxread);
}
if (resbmap & FATTR4_MAXWRITE_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_maxwrite);
}
}
if (resbmap &
(FATTR4_MIMETYPE_MASK |
FATTR4_MODE_MASK |
FATTR4_NO_TRUNC_MASK |
FATTR4_NUMLINKS_MASK)) {
if (resbmap & FATTR4_MIMETYPE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_MODE_MASK) {
vap->va_mode = IXDR_GET_U_INT32(ptr);
vap->va_mask |= AT_MODE;
}
if (resbmap & FATTR4_NO_TRUNC_MASK) {
truefalse = IXDR_GET_U_INT32(ptr);
gesp->n4g_pc4.pc4_no_trunc =
(truefalse ? TRUE : FALSE);
}
if (resbmap & FATTR4_NUMLINKS_MASK) {
vap->va_nlink = IXDR_GET_U_INT32(ptr);
vap->va_mask |= AT_NLINK;
}
}
if (resbmap &
(FATTR4_OWNER_MASK |
FATTR4_OWNER_GROUP_MASK |
FATTR4_QUOTA_AVAIL_HARD_MASK |
FATTR4_QUOTA_AVAIL_SOFT_MASK)) {
if (resbmap & FATTR4_OWNER_MASK) {
uint_t *owner_length, ol;
char *owner_val = NULL;
utf8string ov;
int error;
/* get the OWNER_LENGTH */
ol = IXDR_GET_U_INT32(ptr);
/* Manage the owner length location */
if (pug && ol <= MAX_OG_NAME) {
owner_length = &pug->u_curr.utf8string_len;
*owner_length = ol;
} else {
owner_length = &ol;
}
/* find memory to store the decode */
if (*owner_length > MAX_OG_NAME || pug == NULL)
owner_val = (char *)ptr;
else
owner_val = (char *)ptr;
/* Optimize for matching if called for */
if (pug &&
*owner_length == pug->u_last.utf8string_len &&
bcmp(owner_val, pug->u_last.utf8string_val,
*owner_length) == 0) {
vap->va_uid = pug->uid;
vap->va_mask |= AT_UID;
} else {
uid_t uid;
ov.utf8string_len = *owner_length;
ov.utf8string_val = owner_val;
error = nfs_idmap_str_uid(&ov, &uid, FALSE);
/*
* String was mapped, but to nobody because
* we are nfsmapid, indicate it should not
* be cached.
*/
if (error == ENOTSUP) {
error = 0;
garp->n4g_attrwhy =
NFS4_GETATTR_NOCACHE_OK;
}
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy =
NFS4_GETATTR_ATUID_ERR;
} else {
vap->va_uid = uid;
vap->va_mask |= AT_UID;
/* save the results for next time */
if (pug && ol <= MAX_OG_NAME) {
pug->uid = uid;
pug->u_curr.utf8string_len =
ov.utf8string_len;
bcopy(owner_val,
pug->u_curr.utf8string_val,
ol);
U_SWAP_CURR_LAST(pug);
}
}
}
ptr += RNDUP(ol) / BYTES_PER_XDR_UNIT;
}
if (resbmap & FATTR4_OWNER_GROUP_MASK) {
uint_t *group_length, gl;
char *group_val = NULL;
utf8string gv;
int error;
/* get the OWNER_GROUP_LENGTH */
gl = IXDR_GET_U_INT32(ptr);
/* Manage the group length location */
if (pug && gl <= MAX_OG_NAME) {
group_length = &pug->g_curr.utf8string_len;
*group_length = gl;
} else {
group_length = &gl;
}
/* find memory to store the decode */
if (*group_length > MAX_OG_NAME || pug == NULL)
group_val = (char *)ptr;
else
group_val = (char *)ptr;
/* Optimize for matching if called for */
if (pug &&
*group_length == pug->g_last.utf8string_len &&
bcmp(group_val, pug->g_last.utf8string_val,
*group_length) == 0) {
vap->va_gid = pug->gid;
vap->va_mask |= AT_GID;
} else {
uid_t gid;
gv.utf8string_len = *group_length;
gv.utf8string_val = group_val;
error = nfs_idmap_str_gid(&gv, &gid, FALSE);
/*
* String was mapped, but to nobody because
* we are nfsmapid, indicate it should not
* be cached.
*/
if (error == ENOTSUP) {
error = 0;
garp->n4g_attrwhy =
NFS4_GETATTR_NOCACHE_OK;
}
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy =
NFS4_GETATTR_ATGID_ERR;
} else {
vap->va_gid = gid;
vap->va_mask |= AT_GID;
if (pug && gl <= MAX_OG_NAME) {
pug->gid = gid;
pug->g_curr.utf8string_len =
gv.utf8string_len;
bcopy(group_val,
pug->g_curr.utf8string_val,
gl);
G_SWAP_CURR_LAST(pug);
}
}
}
ptr += RNDUP(gl) / BYTES_PER_XDR_UNIT;
}
if (resbmap & FATTR4_QUOTA_AVAIL_HARD_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_QUOTA_AVAIL_SOFT_MASK) {
ASSERT(0);
}
}
if (resbmap &
(FATTR4_QUOTA_USED_MASK |
FATTR4_SPACE_AVAIL_MASK |
FATTR4_SPACE_FREE_MASK |
FATTR4_SPACE_TOTAL_MASK |
FATTR4_SPACE_USED_MASK |
FATTR4_SYSTEM_MASK)) {
if (resbmap & FATTR4_QUOTA_USED_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_RAWDEV_MASK) {
fattr4_rawdev rawdev;
rawdev.specdata1 = IXDR_GET_U_INT32(ptr);
rawdev.specdata2 = IXDR_GET_U_INT32(ptr);
if (vap->va_type == VCHR || vap->va_type == VBLK) {
vap->va_rdev = makedevice(rawdev.specdata1,
rawdev.specdata2);
} else {
vap->va_rdev = 0;
}
vap->va_mask |= AT_RDEV;
}
if (resbmap & FATTR4_SPACE_AVAIL_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_bavail);
gesp->n4g_sb.f_bavail /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_FREE_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_bfree);
gesp->n4g_sb.f_bfree /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_TOTAL_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_sb.f_blocks);
gesp->n4g_sb.f_blocks /= DEV_BSIZE;
}
if (resbmap & FATTR4_SPACE_USED_MASK) {
uint64_t space_used;
IXDR_GET_U_HYPER(ptr, space_used);
/* Compute space depending on device type */
ASSERT((vap->va_mask & AT_TYPE));
if (vap->va_type == VREG || vap->va_type == VDIR ||
vap->va_type == VLNK) {
vap->va_nblocks = (u_longlong_t)
((space_used + (offset4)DEV_BSIZE -
(offset4)1) / (offset4)DEV_BSIZE);
} else {
vap->va_nblocks = 0;
}
vap->va_mask |= AT_NBLOCKS;
}
if (resbmap & FATTR4_SYSTEM_MASK) {
ASSERT(0);
}
}
if (resbmap &
(FATTR4_TIME_ACCESS_MASK |
FATTR4_TIME_ACCESS_SET_MASK |
FATTR4_TIME_BACKUP_MASK |
FATTR4_TIME_CREATE_MASK |
FATTR4_TIME_DELTA_MASK |
FATTR4_TIME_METADATA_MASK |
FATTR4_TIME_MODIFY_MASK |
FATTR4_TIME_MODIFY_SET_MASK |
FATTR4_MOUNTED_ON_FILEID_MASK)) {
if (resbmap & FATTR4_TIME_ACCESS_MASK) {
nfstime4 atime;
int error;
IXDR_GET_U_HYPER(ptr, atime.seconds);
atime.nseconds = IXDR_GET_U_INT32(ptr);
error = nfs4_time_ntov(&atime, &vap->va_atime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATATIME_ERR;
}
vap->va_mask |= AT_ATIME;
}
if (resbmap & FATTR4_TIME_ACCESS_SET_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_BACKUP_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_CREATE_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_TIME_DELTA_MASK) {
IXDR_GET_U_HYPER(ptr, gesp->n4g_delta.seconds);
gesp->n4g_delta.nseconds = IXDR_GET_U_INT32(ptr);
}
if (resbmap & FATTR4_TIME_METADATA_MASK) {
nfstime4 mdt;
int error;
IXDR_GET_U_HYPER(ptr, mdt.seconds);
mdt.nseconds = IXDR_GET_U_INT32(ptr);
error = nfs4_time_ntov(&mdt, &vap->va_ctime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATCTIME_ERR;
}
vap->va_mask |= AT_CTIME;
}
if (resbmap & FATTR4_TIME_MODIFY_MASK) {
nfstime4 mtime;
int error;
IXDR_GET_U_HYPER(ptr, mtime.seconds);
mtime.nseconds = IXDR_GET_U_INT32(ptr);
error = nfs4_time_ntov(&mtime, &vap->va_mtime);
if (error) {
garp->n4g_attrerr = error;
garp->n4g_attrwhy = NFS4_GETATTR_ATMTIME_ERR;
}
vap->va_mask |= AT_MTIME;
}
if (resbmap & FATTR4_TIME_MODIFY_SET_MASK) {
ASSERT(0);
}
if (resbmap & FATTR4_MOUNTED_ON_FILEID_MASK) {
IXDR_GET_U_HYPER(ptr, garp->n4g_mon_fid);
garp->n4g_mon_fid_valid = 1;
}
}
/*
* FATTR4_ACL_MASK is not yet supported by this function, but
* we check against it anyway, in case it ever is.
*/
if (resbmap & ~(NFS4_VATTR_MASK | FATTR4_ACL_MASK)) {
/* copy only if not provided */
if (garp->n4g_ext_res == NULL) {
garp->n4g_ext_res = kmem_alloc(sizeof (ges), KM_SLEEP);
bcopy(&ges, garp->n4g_ext_res, sizeof (ges));
}
}
return (TRUE);
}
/*
* "." and ".." buffers for filling in on read and readdir
* calls. Intialize the first time and fill in on every
* call to to readdir.
*/
char *nfs4_dot_entries;
char *nfs4_dot_dot_entry;
/*
* Create the "." or ".." and pad the buffer once so they are
* copied out as required into the user supplied buffer everytime.
* DIRENT64_RECLEN(sizeof (".") - 1) = DIRENT64_RECLEN(1)
* DIRENT64_RECLEN(sizeof ("..") - 1) = DIRENT64_RECLEN(2)
*/
void
nfs4_init_dot_entries()
{
struct dirent64 *odp;
/*
* zalloc it so it zeros the buffer out. Need
* to just do it once.
*/
nfs4_dot_entries = kmem_zalloc(DIRENT64_RECLEN(1) + DIRENT64_RECLEN(2),
KM_SLEEP);
odp = (struct dirent64 *)nfs4_dot_entries;
odp->d_off = 1; /* magic cookie for "." entry */
odp->d_reclen = DIRENT64_RECLEN(1);
odp->d_name[0] = '.';
odp->d_name[1] = '\0';
nfs4_dot_dot_entry = nfs4_dot_entries + DIRENT64_RECLEN(1);
odp = (struct dirent64 *)nfs4_dot_dot_entry;
odp->d_off = 2;
odp->d_reclen = DIRENT64_RECLEN(2);
odp->d_name[0] = '.';
odp->d_name[1] = '.';
odp->d_name[2] = '\0';
}
void
nfs4_destroy_dot_entries()
{
if (nfs4_dot_entries)
kmem_free(nfs4_dot_entries, DIRENT64_RECLEN(1) +
DIRENT64_RECLEN(2));
nfs4_dot_entries = nfs4_dot_dot_entry = NULL;
}
bool_t
xdr_READDIR4res_clnt(XDR *xdrs, READDIR4res_clnt *objp, READDIR4args *aobjp)
{
bool_t more_data;
rddir4_cache *rdc = aobjp->rdc;
dirent64_t *dp = NULL;
int entry_length = 0;
int space_left = 0;
bitmap4 resbmap;
uint32_t attrlen;
nfs4_ga_res_t gar;
struct nfs4_ga_ext_res ges;
uint64_t last_cookie = 0;
int skip_to_end;
ug_cache_t *pug = NULL;
ASSERT(xdrs->x_op == XDR_DECODE);
ASSERT(rdc->entries == NULL);
ASSERT(aobjp->dircount > 0);
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
gar.n4g_va.va_mask = 0;
gar.n4g_change_valid = 0;
gar.n4g_mon_fid_valid = 0;
gar.n4g_fsid_valid = 0;
gar.n4g_vsa.vsa_mask = 0;
gar.n4g_attrwhy = NFS4_GETATTR_OP_OK;
ges.n4g_pc4.pc4_cache_valid = 0;
ges.n4g_pc4.pc4_xattr_valid = 0;
gar.n4g_ext_res = &ges;
/* READDIR4res_clnt_free needs to kmem_free this buffer */
rdc->entries = kmem_alloc(aobjp->dircount, KM_SLEEP);
dp = (dirent64_t *)rdc->entries;
rdc->entlen = rdc->buflen = space_left = aobjp->dircount;
/* Fill in dot and dot-dot if needed */
if (rdc->nfs4_cookie == (nfs_cookie4) 0 ||
rdc->nfs4_cookie == (nfs_cookie4) 1) {
if (rdc->nfs4_cookie == (nfs_cookie4)0) {
bcopy(nfs4_dot_entries, rdc->entries,
DIRENT64_RECLEN(1) + DIRENT64_RECLEN(2));
objp->dotp = dp;
dp = (struct dirent64 *)(((char *)dp) +
DIRENT64_RECLEN(1));
objp->dotdotp = dp;
dp = (struct dirent64 *)(((char *)dp) +
DIRENT64_RECLEN(2));
space_left -= DIRENT64_RECLEN(1) + DIRENT64_RECLEN(2);
} else { /* for ".." entry */
bcopy(nfs4_dot_dot_entry, rdc->entries,
DIRENT64_RECLEN(2));
objp->dotp = NULL;
objp->dotdotp = dp;
dp = (struct dirent64 *)(((char *)dp) +
DIRENT64_RECLEN(2));
space_left -= DIRENT64_RECLEN(2);
}
/* Magic NFSv4 number for entry after start */
last_cookie = 2;
}
/* Get the cookie VERIFIER */
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cookieverf))
goto noentries;
/* Get the do-we-have-a-next-entry BOOL */
if (!xdr_bool(xdrs, &more_data))
goto noentries;
if (aobjp->attr_request & (FATTR4_OWNER_MASK | FATTR4_OWNER_GROUP_MASK))
pug = alloc_ugcache();
skip_to_end = 0;
while (more_data) {
uint_t namelen;
uint64_t cookie;
/* Get the COOKIE */
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&cookie))
goto noentries;
/* Get the LENGTH of the entry name */
if (!xdr_u_int(xdrs, &namelen))
goto noentries;
if (!skip_to_end) {
/*
* With the length of the directory entry name
* in hand, figure out if there is room left
* to encode it for the requestor. If not,
* that is okay, but the rest of the readdir
* operation result must be decoded in the
* case there are following operations
* in the compound request. Therefore, mark
* the rest of the response as "skip" and
* decode or skip the remaining data
*/
entry_length = DIRENT64_RECLEN(namelen);
if (space_left < entry_length)
skip_to_end = 1;
}
/* Get the NAME of the entry */
if (!skip_to_end) {
if (!xdr_opaque(xdrs, dp->d_name, namelen))
goto noentries;
bzero(&dp->d_name[namelen],
DIRENT64_NAMELEN(entry_length) - namelen);
dp->d_off = last_cookie = cookie;
dp->d_reclen = entry_length;
} else {
if (!XDR_CONTROL(xdrs, XDR_SKIPBYTES, &namelen))
goto noentries;
}
/* Get the attribute BITMAP */
if (!xdr_bitmap4(xdrs, &resbmap))
goto noentries;
/* Get the LENGTH of the attributes */
if (!xdr_u_int(xdrs, (uint_t *)&attrlen))
goto noentries;
/* Get the ATTRIBUTES */
if (!skip_to_end) {
uint32_t *ptr;
if (!(resbmap & FATTR4_ACL_MASK) &&
(ptr = (uint32_t *)XDR_INLINE(xdrs, attrlen))
!= NULL) {
if (!xdr_ga_fattr_res_inline(ptr, &gar, resbmap,
aobjp->attr_request, aobjp->mi, pug))
goto noentries;
} else {
if (!xdr_ga_fattr_res(xdrs, &gar, resbmap,
aobjp->attr_request, aobjp->mi, pug))
goto noentries;
}
/* Fill in the d_ino per the server's fid values */
/*
* Important to note that the mounted on fileid
* is returned in d_ino if supported. This is
* expected, readdir returns the mounted on fileid
* while stat() returns the fileid of the object
* on "top" of the mount.
*/
if (gar.n4g_mon_fid_valid)
dp->d_ino = gar.n4g_mon_fid;
else if (gar.n4g_va.va_mask & AT_NODEID)
dp->d_ino = gar.n4g_va.va_nodeid;
else
dp->d_ino = 0;
/* See about creating an rnode for this entry */
if ((resbmap &
(NFS4_VATTR_MASK | FATTR4_FILEHANDLE_MASK)) ==
(NFS4_VATTR_MASK | FATTR4_FILEHANDLE_MASK)) {
nfs4_sharedfh_t *sfhp;
vnode_t *vp;
sfhp = sfh4_put(&ges.n4g_fh_u.n4g_fh,
aobjp->mi, NULL);
vp = makenfs4node(sfhp, &gar,
aobjp->dvp->v_vfsp,
aobjp->t,
aobjp->cr,
aobjp->dvp,
fn_get(VTOSV(aobjp->dvp)->sv_name,
dp->d_name, sfhp));
sfh4_rele(&sfhp);
dnlc_update(aobjp->dvp, dp->d_name, vp);
VN_RELE(vp);
}
dp = (struct dirent64 *)(((caddr_t)dp) + dp->d_reclen);
space_left -= entry_length;
} else {
if (!XDR_CONTROL(xdrs, XDR_SKIPBYTES, &attrlen))
goto noentries;
}
/* Get the do-we-have-a-next-entry BOOL */
if (!xdr_bool(xdrs, &more_data))
goto noentries;
}
if (pug) {
kmem_free(pug, sizeof (ug_cache_t));
pug = NULL;
}
/*
* Finish up the rddir cache
* If no entries were returned, free up buffer &
* set ncookie to the starting cookie for this
* readdir request so that the direof caching
* will work properly.
*/
ASSERT(rdc->entries);
if (last_cookie == 0) {
kmem_free(rdc->entries, rdc->entlen);
rdc->entries = NULL;
last_cookie = rdc->nfs4_cookie;
}
rdc->actlen = rdc->entlen - space_left;
rdc->nfs4_ncookie = last_cookie;
/* Get the EOF marker */
if (!xdr_bool(xdrs, &objp->eof))
goto noentries;
/*
* If the server returns eof and there were no
* skipped entries, set eof
*/
rdc->eof = (objp->eof && !skip_to_end) ? TRUE : FALSE;
/*
* If we encoded entries we are done
*/
if (rdc->entries) {
rdc->error = 0;
return (TRUE);
}
/*
* If there were no entries and we skipped because
* there was not enough space, return EINVAL
*/
if (skip_to_end) {
rdc->error = EINVAL;
return (TRUE);
}
/*
* No entries, nothing skipped, and EOF, return OK.
*/
if (objp->eof == TRUE) {
rdc->error = 0;
return (TRUE);
}
/*
* No entries, nothing skipped, and not EOF
* probably a bad cookie, return ENOENT.
*/
rdc->error = ENOENT;
return (TRUE);
noentries:
if (rdc->entries) {
kmem_free(rdc->entries, rdc->entlen);
rdc->entries = NULL;
}
if (pug)
kmem_free(pug, sizeof (ug_cache_t));
rdc->error = EIO;
return (FALSE);
}
/*
* xdr_ga_res
*
* Returns: FALSE on raw data processing errors, TRUE otherwise.
*
* This function pre-processes the OP_GETATTR response, and then
* calls common routines to process the GETATTR fattr4 results into
* vnode attributes and other components that the client is interested
* in. If an error other than an RPC error is encountered, the details
* of the error are filled into objp, although the result of the
* processing is set to TRUE.
*/
static bool_t
xdr_ga_res(XDR *xdrs, GETATTR4res *objp, GETATTR4args *aobjp)
{
#ifdef INLINE
uint32_t *ptr;
#endif
bitmap4 resbmap;
uint32_t attrlen;
ASSERT(xdrs->x_op == XDR_DECODE);
/* Initialize objp attribute error values */
objp->ga_res.n4g_attrerr =
objp->ga_res.n4g_attrwhy = NFS4_GETATTR_OP_OK;
if (!xdr_bitmap4(xdrs, &resbmap))
return (FALSE);
/* save the response bitmap for the caller */
objp->ga_res.n4g_resbmap = resbmap;
/* attrlen */
if (!XDR_GETINT32(xdrs, (int32_t *)&attrlen))
return (FALSE);
/*
* Handle case where request and response bitmaps don't match.
*/
if (aobjp->attr_request && aobjp->attr_request != resbmap) {
bitmap4 deltabmap;
/*
* Return error for case where server sent extra attributes
* because the "unknown" attributes may be anywhere in the
* xdr stream and can't be properly processed.
*/
deltabmap = ((aobjp->attr_request ^ resbmap) & resbmap);
if (deltabmap) {
objp->ga_res.n4g_attrerr = EINVAL;
objp->ga_res.n4g_attrwhy = NFS4_GETATTR_BITMAP_ERR;
return (TRUE);
}
/*
* Return error for case where there is a mandatory
* attribute missing in the server response. Note that
* missing recommended attributes are evaluated in the
* specific routines that decode the server response.
*/
deltabmap = ((aobjp->attr_request ^ resbmap)
& aobjp->attr_request);
if ((deltabmap & FATTR4_MANDATTR_MASK)) {
objp->ga_res.n4g_attrerr = EINVAL;
objp->ga_res.n4g_attrwhy = NFS4_GETATTR_MANDATTR_ERR;
return (TRUE);
}
}
/* Check to see if the attrs can be inlined and go for it if so */
#ifdef INLINE
if (!(resbmap & FATTR4_ACL_MASK) &&
(ptr = (uint32_t *)XDR_INLINE(xdrs, attrlen)) != NULL)
return (xdr_ga_fattr_res_inline(ptr, &objp->ga_res,
resbmap, aobjp->attr_request, aobjp->mi, NULL));
else
#endif
return (xdr_ga_fattr_res(xdrs, &objp->ga_res,
resbmap, aobjp->attr_request, aobjp->mi, NULL));
}
#if defined(DEBUG) && !defined(lint)
/*
* We assume that an enum is a 32-bit value, check it once
*/
static enum szchk { SZVAL } szchkvar;
#endif
bool_t
xdr_settime4(XDR *xdrs, settime4 *objp)
{
#if defined(DEBUG) && !defined(lint)
ASSERT(sizeof (szchkvar) == sizeof (int32_t));
#endif
if (xdrs->x_op == XDR_FREE)
return (TRUE);
if (!xdr_int(xdrs, (int *)&objp->set_it))
return (FALSE);
if (objp->set_it != SET_TO_CLIENT_TIME4)
return (TRUE);
/* xdr_nfstime4 */
if (!xdr_longlong_t(xdrs, (longlong_t *)&objp->time.seconds))
return (FALSE);
return (xdr_u_int(xdrs, &objp->time.nseconds));
}
static bool_t
xdr_fattr4(XDR *xdrs, fattr4 *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_bitmap4(xdrs, &objp->attrmask))
return (FALSE);
return (xdr_bytes(xdrs, (char **)&objp->attrlist4,
(uint_t *)&objp->attrlist4_len, NFS4_FATTR4_LIMIT));
}
/*
* Optimized free case
*/
if (objp->attrlist4 != NULL)
kmem_free(objp->attrlist4, objp->attrlist4_len);
return (TRUE);
}
static bool_t
xdr_ACCESS4res(XDR *xdrs, ACCESS4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->supported))
return (FALSE);
return (xdr_u_int(xdrs, &objp->access));
}
static bool_t
xdr_CLOSE4args(XDR *xdrs, CLOSE4args *objp)
{
if (!xdr_u_int(xdrs, &objp->seqid))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->open_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs, objp->open_stateid.other, NFS4_OTHER_SIZE));
}
static bool_t
xdr_CLOSE4res(XDR *xdrs, CLOSE4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->open_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs, objp->open_stateid.other, NFS4_OTHER_SIZE));
}
static bool_t
xdr_CREATE4args(XDR *xdrs, CREATE4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->type))
return (FALSE);
switch (objp->type) {
case NF4LNK:
if (!xdr_bytes(xdrs,
(char **)&objp->ftype4_u.linkdata.linktext4_val,
(uint_t *)&objp->ftype4_u.linkdata.linktext4_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
break;
case NF4BLK:
case NF4CHR:
if (!xdr_u_int(xdrs, &objp->ftype4_u.devdata.specdata1))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->ftype4_u.devdata.specdata2))
return (FALSE);
break;
case NF4SOCK:
case NF4FIFO:
case NF4DIR:
default:
break; /* server should return NFS4ERR_BADTYPE */
}
if (!xdr_bytes(xdrs, (char **)&objp->objname.utf8string_val,
(uint_t *)&objp->objname.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
return (xdr_fattr4(xdrs, &objp->createattrs));
}
/*
* Optimized free case
*/
if (objp->type == NF4LNK) {
if (objp->ftype4_u.linkdata.linktext4_val != NULL)
kmem_free(objp->ftype4_u.linkdata.linktext4_val,
objp->ftype4_u.linkdata.linktext4_len);
}
if (objp->objname.utf8string_val != NULL)
kmem_free(objp->objname.utf8string_val,
objp->objname.utf8string_len);
return (xdr_fattr4(xdrs, &objp->createattrs));
}
static bool_t
xdr_CREATE4cargs(XDR *xdrs, CREATE4cargs *objp)
{
int len;
ASSERT(xdrs->x_op == XDR_ENCODE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->type))
return (FALSE);
switch (objp->type) {
case NF4LNK:
len = strlen(objp->ftype4_u.clinkdata);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (!XDR_PUTINT32(xdrs, &len))
return (FALSE);
if (!xdr_opaque(xdrs, objp->ftype4_u.clinkdata, len))
return (FALSE);
break;
case NF4BLK:
case NF4CHR:
if (!XDR_PUTINT32(xdrs,
(int32_t *)&objp->ftype4_u.devdata.specdata1))
return (FALSE);
if (!XDR_PUTINT32(xdrs,
(int32_t *)&objp->ftype4_u.devdata.specdata2))
return (FALSE);
break;
case NF4SOCK:
case NF4FIFO:
case NF4DIR:
default:
break; /* server should return NFS4ERR_BADTYPE */
}
len = strlen(objp->cname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (!XDR_PUTINT32(xdrs, &len))
return (FALSE);
if (!xdr_opaque(xdrs, objp->cname, len))
return (FALSE);
return (xdr_fattr4(xdrs, &objp->createattrs));
}
static bool_t
xdr_CREATE4res(XDR *xdrs, CREATE4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_bool(xdrs, &objp->cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.before))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.after))
return (FALSE);
return (xdr_bitmap4(xdrs, &objp->attrset));
}
static bool_t
xdr_LINK4res(XDR *xdrs, LINK4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_bool(xdrs, &objp->cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.before))
return (FALSE);
return (xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.after));
}
static bool_t
xdr_LOCK4args(XDR *xdrs, LOCK4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int *)&objp->locktype))
return (FALSE);
if (!xdr_bool(xdrs, &objp->reclaim))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->offset))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->length))
return (FALSE);
if (!xdr_bool(xdrs, &objp->locker.new_lock_owner))
return (FALSE);
if (objp->locker.new_lock_owner == TRUE) {
if (!xdr_u_int(xdrs, &objp->locker.locker4_u.open_owner.
open_seqid))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->locker.locker4_u.open_owner.
open_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->locker.locker4_u.open_owner.
open_stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->locker.locker4_u.open_owner.
lock_seqid))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->locker.locker4_u.
open_owner.lock_owner.clientid))
return (FALSE);
return (xdr_bytes(xdrs,
(char **)&objp->locker.locker4_u.open_owner.
lock_owner.owner_val,
(uint_t *)&objp->locker.locker4_u.open_owner.
lock_owner.owner_len,
NFS4_OPAQUE_LIMIT));
}
if (objp->locker.new_lock_owner != FALSE)
return (FALSE);
if (!xdr_u_int(xdrs, &objp->locker.locker4_u.lock_owner.
lock_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->locker.locker4_u.lock_owner.
lock_stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
return (xdr_u_int(xdrs, &objp->locker.locker4_u.lock_owner.
lock_seqid));
}
/*
* Optimized free case
*/
if (objp->locker.new_lock_owner == TRUE) {
if (objp->locker.locker4_u.open_owner.lock_owner.owner_val !=
NULL) {
kmem_free(objp->locker.locker4_u.open_owner.lock_owner.
owner_val,
objp->locker.locker4_u.open_owner.lock_owner.
owner_len);
}
}
return (TRUE);
}
static bool_t
xdr_LOCK4res(XDR *xdrs, LOCK4res *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status == NFS4_OK) {
if (!xdr_u_int(xdrs,
&objp->LOCK4res_u.lock_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs,
objp->LOCK4res_u.lock_stateid.other,
NFS4_OTHER_SIZE));
}
if (objp->status != NFS4ERR_DENIED)
return (TRUE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->LOCK4res_u.
denied.offset))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->LOCK4res_u.
denied.length))
return (FALSE);
if (!xdr_int(xdrs, (int *)&objp->LOCK4res_u.denied.locktype))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->LOCK4res_u.
denied.owner.clientid))
return (FALSE);
return (xdr_bytes(xdrs,
(char **)&objp->LOCK4res_u.denied.owner.owner_val,
(uint_t *)&objp->LOCK4res_u.denied.owner.owner_len,
NFS4_OPAQUE_LIMIT));
}
/*
* Optimized free case
*/
if (objp->status == NFS4_OK || objp->status != NFS4ERR_DENIED)
return (TRUE);
if (objp->LOCK4res_u.denied.owner.owner_val != NULL)
kmem_free(objp->LOCK4res_u.denied.owner.owner_val,
objp->LOCK4res_u.denied.owner.owner_len);
return (TRUE);
}
static bool_t
xdr_LOCKT4args(XDR *xdrs, LOCKT4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int *)&objp->locktype))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->offset))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->length))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->owner.clientid))
return (FALSE);
return (xdr_bytes(xdrs, (char **)&objp->owner.owner_val,
(uint_t *)&objp->owner.owner_len,
NFS4_OPAQUE_LIMIT));
}
/*
* Optimized free case
*/
if (objp->owner.owner_val != NULL)
kmem_free(objp->owner.owner_val, objp->owner.owner_len);
return (TRUE);
}
static bool_t
xdr_LOCKT4res(XDR *xdrs, LOCKT4res *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status == NFS4_OK)
return (TRUE);
if (objp->status != NFS4ERR_DENIED)
return (TRUE);
/* xdr_LOCK4denied */
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->denied.offset))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->denied.length))
return (FALSE);
if (!xdr_int(xdrs, (int *)&objp->denied.locktype))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->denied.owner.clientid))
return (FALSE);
return (xdr_bytes(xdrs,
(char **)&objp->denied.owner.owner_val,
(uint_t *)&objp->denied.owner.owner_len,
NFS4_OPAQUE_LIMIT));
}
/*
* Optimized free case
*/
if (objp->status == NFS4_OK || objp->status != NFS4ERR_DENIED)
return (TRUE);
if (objp->denied.owner.owner_val != NULL)
kmem_free(objp->denied.owner.owner_val,
objp->denied.owner.owner_len);
return (TRUE);
}
static bool_t
xdr_LOCKU4args(XDR *xdrs, LOCKU4args *objp)
{
if (!xdr_int(xdrs, (int *)&objp->locktype))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->seqid))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->lock_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->lock_stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->offset))
return (FALSE);
return (xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->length));
}
static bool_t
xdr_OPEN4args(XDR *xdrs, OPEN4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_u_int(xdrs, &objp->seqid))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->share_access))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->share_deny))
return (FALSE);
/* xdr_open_owner4 */
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->owner.clientid))
return (FALSE);
if (!xdr_bytes(xdrs, (char **)&objp->owner.owner_val,
(uint_t *)&objp->owner.owner_len,
NFS4_OPAQUE_LIMIT))
return (FALSE);
/* xdr_openflag4 */
if (!xdr_int(xdrs, (int *)&objp->opentype))
return (FALSE);
if (objp->opentype == OPEN4_CREATE) {
/* xdr_createhow4 */
if (!xdr_int(xdrs, (int *)&objp->mode))
return (FALSE);
switch (objp->mode) {
case UNCHECKED4:
case GUARDED4:
if (!xdr_fattr4(xdrs,
&objp->createhow4_u.createattrs))
return (FALSE);
break;
case EXCLUSIVE4:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->createhow4_u.
createverf))
return (FALSE);
break;
default:
return (FALSE);
}
}
/* xdr_open_claim4 */
if (!xdr_int(xdrs, (int *)&objp->claim))
return (FALSE);
switch (objp->claim) {
case CLAIM_NULL:
return (xdr_bytes(xdrs, (char **)&objp->open_claim4_u.
file.utf8string_val,
(uint_t *)&objp->open_claim4_u.file.
utf8string_len,
NFS4_MAX_UTF8STRING));
case CLAIM_PREVIOUS:
return (xdr_int(xdrs,
(int *)&objp->open_claim4_u.delegate_type));
case CLAIM_DELEGATE_CUR:
if (!xdr_u_int(xdrs, (uint_t *)&objp->open_claim4_u.
delegate_cur_info.delegate_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->open_claim4_u.
delegate_cur_info.delegate_stateid.other,
NFS4_OTHER_SIZE))
return (FALSE);
return (xdr_bytes(xdrs, (char **)&objp->open_claim4_u.
delegate_cur_info.file.utf8string_val,
(uint_t *)&objp->open_claim4_u.
delegate_cur_info.file.utf8string_len,
NFS4_MAX_UTF8STRING));
case CLAIM_DELEGATE_PREV:
return (xdr_bytes(xdrs, (char **)&objp->open_claim4_u.
file_delegate_prev.utf8string_val,
(uint_t *)&objp->open_claim4_u.
file_delegate_prev.utf8string_len,
NFS4_MAX_UTF8STRING));
default:
return (FALSE);
}
}
/*
* Optimized free case
*/
if (objp->owner.owner_val != NULL)
kmem_free(objp->owner.owner_val, objp->owner.owner_len);
if (objp->opentype == OPEN4_CREATE) {
switch (objp->mode) {
case UNCHECKED4:
case GUARDED4:
(void) xdr_fattr4(xdrs,
&objp->createhow4_u.createattrs);
break;
case EXCLUSIVE4:
default:
break;
}
}
switch (objp->claim) {
case CLAIM_NULL:
if (objp->open_claim4_u.file.utf8string_val != NULL)
kmem_free(objp->open_claim4_u.file.utf8string_val,
objp->open_claim4_u.file.utf8string_len);
return (TRUE);
case CLAIM_PREVIOUS:
return (TRUE);
case CLAIM_DELEGATE_CUR:
if (objp->open_claim4_u.delegate_cur_info.file.utf8string_val !=
NULL) {
kmem_free(objp->open_claim4_u.delegate_cur_info.file.
utf8string_val,
objp->open_claim4_u.delegate_cur_info.file.
utf8string_len);
}
return (TRUE);
case CLAIM_DELEGATE_PREV:
if (objp->open_claim4_u.file_delegate_prev.utf8string_val !=
NULL) {
kmem_free(objp->open_claim4_u.file_delegate_prev.
utf8string_val,
objp->open_claim4_u.file_delegate_prev.
utf8string_len);
}
return (TRUE);
default:
return (TRUE);
}
}
static bool_t
xdr_OPEN4cargs(XDR *xdrs, OPEN4cargs *objp)
{
int op;
int len;
rpc_inline_t *ptr;
ASSERT(xdrs->x_op == XDR_ENCODE);
/*
* We must always define the client's open_owner to be
* 4 byte aligned and sized.
*/
ASSERT(objp->owner.owner_len <= NFS4_OPAQUE_LIMIT);
ASSERT(!(objp->owner.owner_len % BYTES_PER_XDR_UNIT));
len = objp->owner.owner_len;
if ((ptr = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT + len)) != NULL) {
int i;
int32_t *ip;
IXDR_PUT_U_INT32(ptr, OP_OPEN);
IXDR_PUT_U_INT32(ptr, objp->seqid);
IXDR_PUT_U_INT32(ptr, objp->share_access);
IXDR_PUT_U_INT32(ptr, objp->share_deny);
/* xdr_open_owner4 */
IXDR_PUT_HYPER(ptr, objp->owner.clientid);
IXDR_PUT_U_INT32(ptr, objp->owner.owner_len);
/* We know this is very short so don't bcopy */
ip = (int32_t *)objp->owner.owner_val;
len /= BYTES_PER_XDR_UNIT;
for (i = 0; i < len; i++)
*ptr++ = *ip++;
/* xdr_openflag4 */
IXDR_PUT_U_INT32(ptr, objp->opentype);
} else {
op = OP_OPEN;
if (!XDR_PUTINT32(xdrs, (int32_t *)&op))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->seqid))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->share_access))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->share_deny))
return (FALSE);
/* xdr_open_owner4 */
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->owner.clientid))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->owner.owner_len))
return (FALSE);
if (!xdr_opaque(xdrs, objp->owner.owner_val,
objp->owner.owner_len))
return (FALSE);
/* xdr_openflag4 */
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->opentype))
return (FALSE);
}
if (objp->opentype == OPEN4_CREATE) {
/* xdr_createhow4 */
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->mode))
return (FALSE);
switch (objp->mode) {
case UNCHECKED4:
case GUARDED4:
if (!xdr_fattr4(xdrs,
&objp->createhow4_u.createattrs))
return (FALSE);
break;
case EXCLUSIVE4:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->createhow4_u.
createverf))
return (FALSE);
break;
default:
return (FALSE);
}
}
/* xdr_open_claim4 */
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->claim))
return (FALSE);
switch (objp->claim) {
case CLAIM_NULL:
len = strlen(objp->open_claim4_u.cfile);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->open_claim4_u.cfile, len));
}
return (FALSE);
case CLAIM_PREVIOUS:
return (XDR_PUTINT32(xdrs,
(int32_t *)&objp->open_claim4_u.delegate_type));
case CLAIM_DELEGATE_CUR:
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->open_claim4_u.
delegate_cur_info.delegate_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->open_claim4_u.
delegate_cur_info.delegate_stateid.other,
NFS4_OTHER_SIZE))
return (FALSE);
len = strlen(objp->open_claim4_u.delegate_cur_info.cfile);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->open_claim4_u.delegate_cur_info.cfile,
len));
}
return (FALSE);
case CLAIM_DELEGATE_PREV:
len = strlen(objp->open_claim4_u.cfile_delegate_prev);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->open_claim4_u.cfile_delegate_prev, len));
}
return (FALSE);
default:
return (FALSE);
}
}
static bool_t
xdr_OPEN4res(XDR *xdrs, OPEN4res *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_bool(xdrs, &objp->cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->cinfo.before))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.after))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->rflags))
return (FALSE);
if (!xdr_bitmap4(xdrs, &objp->attrset))
return (FALSE);
if (!xdr_int(xdrs,
(int *)&objp->delegation.delegation_type))
return (FALSE);
switch (objp->delegation.delegation_type) {
case OPEN_DELEGATE_NONE:
return (TRUE);
case OPEN_DELEGATE_READ:
if (!xdr_u_int(xdrs, &objp->delegation.
open_delegation4_u.read.stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->delegation.
open_delegation4_u.read.stateid.other,
NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_bool(xdrs, &objp->delegation.
open_delegation4_u.read.recall))
return (FALSE);
return (xdr_nfsace4(xdrs, &objp->delegation.
open_delegation4_u.read.permissions));
case OPEN_DELEGATE_WRITE:
if (!xdr_u_int(xdrs, &objp->delegation.
open_delegation4_u.write.stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->delegation.
open_delegation4_u.write.stateid.other,
NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_bool(xdrs, &objp->delegation.
open_delegation4_u.write.recall))
return (FALSE);
if (!xdr_int(xdrs, (int *)&objp->delegation.
open_delegation4_u.write.space_limit.
limitby))
return (FALSE);
switch (objp->delegation.
open_delegation4_u.write.space_limit.
limitby) {
case NFS_LIMIT_SIZE:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->delegation.
open_delegation4_u.write.space_limit.
nfs_space_limit4_u.filesize))
return (FALSE);
break;
case NFS_LIMIT_BLOCKS:
if (!xdr_u_int(xdrs,
&objp->delegation.open_delegation4_u.write.
space_limit.nfs_space_limit4_u.
mod_blocks.num_blocks))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->delegation.
open_delegation4_u.write.space_limit.
nfs_space_limit4_u.mod_blocks.
bytes_per_block))
return (FALSE);
break;
default:
return (FALSE);
}
return (xdr_nfsace4(xdrs, &objp->delegation.
open_delegation4_u.write.permissions));
}
return (FALSE);
}
/*
* Optimized free case
*/
if (objp->status != NFS4_OK)
return (TRUE);
switch (objp->delegation.delegation_type) {
case OPEN_DELEGATE_NONE:
return (TRUE);
case OPEN_DELEGATE_READ:
return (xdr_nfsace4(xdrs, &objp->delegation.
open_delegation4_u.read.permissions));
case OPEN_DELEGATE_WRITE:
switch (objp->delegation.
open_delegation4_u.write.space_limit.limitby) {
case NFS_LIMIT_SIZE:
case NFS_LIMIT_BLOCKS:
break;
default:
return (FALSE);
}
return (xdr_nfsace4(xdrs, &objp->delegation.
open_delegation4_u.write.permissions));
}
return (FALSE);
}
static bool_t
xdr_OPEN_CONFIRM4res(XDR *xdrs, OPEN_CONFIRM4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->open_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs, objp->open_stateid.other, NFS4_OTHER_SIZE));
}
static bool_t
xdr_OPEN_DOWNGRADE4args(XDR *xdrs, OPEN_DOWNGRADE4args *objp)
{
if (!xdr_u_int(xdrs, &objp->open_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->open_stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->seqid))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->share_access))
return (FALSE);
return (xdr_u_int(xdrs, &objp->share_deny));
}
static bool_t
xdr_OPEN_DOWNGRADE4res(XDR *xdrs, OPEN_DOWNGRADE4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->open_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs, objp->open_stateid.other, NFS4_OTHER_SIZE));
}
static bool_t
xdr_READ4args(XDR *xdrs, READ4args *objp)
{
rdma_chunkinfo_t rci;
rdma_wlist_conn_info_t rwci;
struct xdr_ops *xops = xdrrdma_xops();
if (!xdr_u_int(xdrs, &objp->stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->offset))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->count))
return (FALSE);
DTRACE_PROBE1(xdr__i__read4args_buf_len,
int, objp->count);
objp->wlist = NULL;
if (xdrs->x_ops == xops && xdrs->x_op == XDR_ENCODE) {
rci.rci_type = RCI_WRITE_ADDR_CHUNK;
rci.rci_len = objp->count;
(void) XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci);
}
if (xdrs->x_ops != &xdrrdma_ops || xdrs->x_op == XDR_FREE)
return (TRUE);
if (xdrs->x_op == XDR_ENCODE) {
if (objp->res_uiop != NULL) {
rci.rci_type = RCI_WRITE_UIO_CHUNK;
rci.rci_a.rci_uiop = objp->res_uiop;
rci.rci_len = objp->count;
rci.rci_clpp = &objp->wlist;
} else {
rci.rci_type = RCI_WRITE_ADDR_CHUNK;
rci.rci_a.rci_addr = objp->res_data_val_alt;
rci.rci_len = objp->count;
rci.rci_clpp = &objp->wlist;
}
return (XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci));
}
/* XDR_DECODE case */
(void) XDR_CONTROL(xdrs, XDR_RDMA_GET_WCINFO, &rwci);
objp->wlist = rwci.rwci_wlist;
objp->conn = rwci.rwci_conn;
return (TRUE);
}
static bool_t
xdr_READ4res(XDR *xdrs, READ4res *objp)
{
mblk_t *mp;
if (xdrs->x_op == XDR_DECODE)
return (FALSE);
if (xdrs->x_op == XDR_FREE) {
/*
* Optimized free case
*/
if (objp->status != NFS4_OK)
return (TRUE);
if (objp->data_val != NULL)
kmem_free(objp->data_val, objp->data_len);
return (TRUE);
}
/* on with ENCODE paths */
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!XDR_PUTINT32(xdrs, &objp->eof))
return (FALSE);
mp = objp->mblk;
if (mp != NULL) {
if (xdrs->x_ops == &xdrmblk_ops) {
if (xdrmblk_putmblk(xdrs, mp, objp->data_len)) {
objp->mblk = NULL;
return (TRUE);
} else {
return (FALSE);
}
} else if (mp->b_cont != NULL) {
/*
* See xdr_READ3res() for an explanation of why we need
* to do a pullup here.
*/
if (pullupmsg(mp, -1) == 0)
return (FALSE);
objp->data_val = (caddr_t)mp->b_rptr;
}
} else {
if (xdr_u_int(xdrs, &objp->data_len) == FALSE) {
return (FALSE);
}
/*
* If read data sent by wlist (RDMA_WRITE), don't do
* xdr_bytes() below. RDMA_WRITE transfers the data.
* Note: this is encode-only because the client code
* uses xdr_READ4res_clnt to decode results.
*/
if (objp->wlist) {
if (objp->data_len != 0) {
return (xdrrdma_send_read_data(
xdrs, objp->data_len, objp->wlist));
}
return (TRUE);
}
}
return (xdr_bytes(xdrs, (char **)&objp->data_val,
(uint_t *)&objp->data_len,
objp->data_len));
}
static bool_t
xdr_READ4res_clnt(XDR *xdrs, READ4res *objp, READ4args *aobjp)
{
mblk_t *mp;
size_t n;
int error;
uint_t size = aobjp->res_maxsize;
count4 ocount;
if (xdrs->x_op == XDR_ENCODE)
return (FALSE);
if (xdrs->x_op == XDR_FREE) {
/*
* Optimized free case
*/
if (objp->status != NFS4_OK)
return (TRUE);
if (objp->data_val != NULL)
kmem_free(objp->data_val, objp->data_len);
return (TRUE);
}
if (!XDR_GETINT32(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!XDR_GETINT32(xdrs, &objp->eof))
return (FALSE);
/*
* This is a special case such that the caller is providing a
* uio as a guide to eventual data location; this is used for
* handling DIRECTIO reads.
*/
if (aobjp->res_uiop != NULL) {
struct uio *uiop = aobjp->res_uiop;
int32_t *ptr;
if (xdrs->x_ops == &xdrmblk_ops) {
if (!xdrmblk_getmblk(xdrs, &mp, &objp->data_len))
return (FALSE);
if (objp->data_len == 0)
return (TRUE);
if (objp->data_len > size)
return (FALSE);
size = objp->data_len;
do {
n = MIN(size, mp->b_wptr - mp->b_rptr);
if ((n = MIN(uiop->uio_resid, n)) != 0) {
error = uiomove((char *)mp->b_rptr, n,
UIO_READ, uiop);
if (error)
return (FALSE);
mp->b_rptr += n;
size -= n;
}
while (mp && (mp->b_rptr >= mp->b_wptr))
mp = mp->b_cont;
} while (mp && size > 0 && uiop->uio_resid > 0);
return (TRUE);
}
if (xdrs->x_ops == &xdrrdma_ops) {
struct clist *cl;
XDR_CONTROL(xdrs, XDR_RDMA_GET_WLIST, &cl);
objp->wlist = cl;
if (objp->wlist) {
/* opaque count */
if (!xdr_u_int(xdrs, &ocount)) {
objp->wlist = NULL;
return (FALSE);
}
objp->wlist_len = clist_len(cl);
objp->data_len = ocount;
if (objp->wlist_len !=
roundup(
objp->data_len, BYTES_PER_XDR_UNIT)) {
DTRACE_PROBE2(
xdr__e__read4resuio_clnt_fail,
int, ocount,
int, objp->data_len);
objp->wlist = NULL;
return (FALSE);
}
uiop->uio_resid -= objp->data_len;
uiop->uio_iov->iov_len -= objp->data_len;
uiop->uio_iov->iov_base += objp->data_len;
uiop->uio_loffset += objp->data_len;
objp->wlist = NULL;
return (TRUE);
}
}
/*
* This isn't an xdrmblk stream nor RDMA.
* Handle the likely case that it can be
* inlined (ex. xdrmem).
*/
if (!XDR_GETINT32(xdrs, (int32_t *)&objp->data_len))
return (FALSE);
if (objp->data_len == 0)
return (TRUE);
if (objp->data_len > size)
return (FALSE);
size = (int)objp->data_len;
if ((ptr = XDR_INLINE(xdrs, size)) != NULL)
return (uiomove(ptr, size, UIO_READ, uiop) ?
FALSE : TRUE);
/*
* Handle some other (unlikely) stream type that will
* need a copy.
*/
if ((ptr = kmem_alloc(size, KM_NOSLEEP)) == NULL)
return (FALSE);
if (!XDR_GETBYTES(xdrs, (caddr_t)ptr, size)) {
kmem_free(ptr, size);
return (FALSE);
}
error = uiomove(ptr, size, UIO_READ, uiop);
kmem_free(ptr, size);
return (error ? FALSE : TRUE);
}
/*
* Check for the other special case of the caller providing
* the target area for the data.
*/
if (aobjp->res_data_val_alt == NULL)
return (FALSE);
/*
* If read data received via RDMA_WRITE, don't do xdr_bytes().
* RDMA_WRITE already moved the data so decode length of
* RDMA_WRITE.
*/
if (xdrs->x_ops == &xdrrdma_ops) {
struct clist *cl;
XDR_CONTROL(xdrs, XDR_RDMA_GET_WLIST, &cl);
objp->wlist = cl;
/*
* Data transferred through inline if
* objp->wlist == NULL
*/
if (objp->wlist) {
/* opaque count */
if (!xdr_u_int(xdrs, &ocount)) {
objp->wlist = NULL;
return (FALSE);
}
objp->wlist_len = clist_len(cl);
objp->data_len = ocount;
if (objp->wlist_len !=
roundup(
objp->data_len, BYTES_PER_XDR_UNIT)) {
DTRACE_PROBE2(
xdr__e__read4res_clnt_fail,
int, ocount,
int, objp->data_len);
objp->wlist = NULL;
return (FALSE);
}
objp->wlist = NULL;
return (TRUE);
}
}
return (xdr_bytes(xdrs, (char **)&aobjp->res_data_val_alt,
(uint_t *)&objp->data_len,
aobjp->res_maxsize));
}
static bool_t
xdr_READDIR4args(XDR *xdrs, READDIR4args *objp)
{
rdma_chunkinfo_t rci;
struct xdr_ops *xops = xdrrdma_xops();
if ((xdrs->x_ops == &xdrrdma_ops || xdrs->x_ops == xops) &&
xdrs->x_op == XDR_ENCODE) {
rci.rci_type = RCI_REPLY_CHUNK;
rci.rci_len = objp->maxcount;
XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci);
}
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cookie))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cookieverf))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->dircount))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->maxcount))
return (FALSE);
return (xdr_bitmap4(xdrs, &objp->attr_request));
}
bool_t
xdr_READDIR4res(XDR *xdrs, READDIR4res *objp)
{
mblk_t *mp = objp->mblk;
bool_t ret_val;
uint_t flags = 0;
ASSERT(xdrs->x_op == XDR_ENCODE);
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (mp == NULL)
return (FALSE);
if (xdrs->x_ops == &xdrmblk_ops) {
if (xdrmblk_putmblk_raw(xdrs, mp)
== TRUE) {
/* mblk successfully inserted into outgoing chain */
objp->mblk = NULL;
return (TRUE);
}
}
ASSERT(mp->b_cont == NULL);
/*
* If transport is RDMA, the pre-encoded m_blk needs to be moved
* without being chunked.
* Check if chunking is enabled for the xdr stream.
* If it is enabled, disable it temporarily for this op,
* then re-enable.
*/
XDR_CONTROL(xdrs, XDR_RDMA_GET_FLAGS, &flags);
if (!(flags & XDR_RDMA_CHUNK))
return (xdr_opaque(xdrs, (char *)mp->b_rptr, objp->data_len));
flags &= ~XDR_RDMA_CHUNK;
(void) XDR_CONTROL(xdrs, XDR_RDMA_SET_FLAGS, &flags);
ret_val = xdr_opaque(xdrs, (char *)mp->b_rptr, objp->data_len);
flags |= XDR_RDMA_CHUNK;
(void) XDR_CONTROL(xdrs, XDR_RDMA_SET_FLAGS, &flags);
return (ret_val);
}
static bool_t
xdr_READLINK4res(XDR *xdrs, READLINK4res *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
return (xdr_bytes(xdrs, (char **)&objp->link.linktext4_val,
(uint_t *)&objp->link.linktext4_len,
NFS4_MAX_UTF8STRING));
}
/*
* Optimized free case
*/
if (objp->status != NFS4_OK)
return (TRUE);
if (objp->link.linktext4_val != NULL)
kmem_free(objp->link.linktext4_val, objp->link.linktext4_len);
return (TRUE);
}
static bool_t
xdr_REMOVE4res(XDR *xdrs, REMOVE4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_bool(xdrs, &objp->cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->cinfo.before))
return (FALSE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->cinfo.after));
}
static bool_t
xdr_RENAME4res(XDR *xdrs, RENAME4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_bool(xdrs, &objp->source_cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->source_cinfo.before))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->source_cinfo.after))
return (FALSE);
if (!xdr_bool(xdrs, &objp->target_cinfo.atomic))
return (FALSE);
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->target_cinfo.before))
return (FALSE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->target_cinfo.after));
}
static bool_t
xdr_secinfo4(XDR *xdrs, secinfo4 *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_u_int(xdrs, &objp->flavor))
return (FALSE);
if (objp->flavor != RPCSEC_GSS)
return (TRUE);
if (!xdr_bytes(xdrs,
(char **)&objp->flavor_info.oid.sec_oid4_val,
(uint_t *)&objp->flavor_info.oid.sec_oid4_len,
NFS4_MAX_SECOID4))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->flavor_info.qop))
return (FALSE);
return (xdr_int(xdrs, (int *)&objp->flavor_info.service));
}
/*
* Optimized free path
*/
if (objp->flavor != RPCSEC_GSS)
return (TRUE);
if (objp->flavor_info.oid.sec_oid4_val != NULL)
kmem_free(objp->flavor_info.oid.sec_oid4_val,
objp->flavor_info.oid.sec_oid4_len);
return (TRUE);
}
static bool_t
xdr_SETCLIENTID4args(XDR *xdrs, SETCLIENTID4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->client.verifier))
return (FALSE);
if (!xdr_bytes(xdrs, (char **)&objp->client.id_val,
(uint_t *)&objp->client.id_len, NFS4_OPAQUE_LIMIT))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->callback.cb_program))
return (FALSE);
if (!xdr_string(xdrs, &objp->callback.cb_location.r_netid,
NFS4_OPAQUE_LIMIT))
return (FALSE);
if (!xdr_string(xdrs, &objp->callback.cb_location.r_addr,
NFS4_OPAQUE_LIMIT))
return (FALSE);
return (xdr_u_int(xdrs, &objp->callback_ident));
}
/*
* Optimized free case
*/
if (objp->client.id_val != NULL)
kmem_free(objp->client.id_val, objp->client.id_len);
(void) xdr_string(xdrs, &objp->callback.cb_location.r_netid,
NFS4_OPAQUE_LIMIT);
return (xdr_string(xdrs, &objp->callback.cb_location.r_addr,
NFS4_OPAQUE_LIMIT));
}
static bool_t
xdr_SETCLIENTID4res(XDR *xdrs, SETCLIENTID4res *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
switch (objp->status) {
case NFS4_OK:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->SETCLIENTID4res_u.resok4.
clientid))
return (FALSE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->SETCLIENTID4res_u.
resok4.setclientid_confirm));
case NFS4ERR_CLID_INUSE:
if (!xdr_string(xdrs,
&objp->SETCLIENTID4res_u.client_using.
r_netid, NFS4_OPAQUE_LIMIT))
return (FALSE);
return (xdr_string(xdrs,
&objp->SETCLIENTID4res_u.client_using.
r_addr, NFS4_OPAQUE_LIMIT));
}
return (TRUE);
}
/*
* Optimized free case
*/
if (objp->status != NFS4ERR_CLID_INUSE)
return (TRUE);
if (!xdr_string(xdrs, &objp->SETCLIENTID4res_u.client_using.r_netid,
NFS4_OPAQUE_LIMIT))
return (FALSE);
return (xdr_string(xdrs, &objp->SETCLIENTID4res_u.client_using.r_addr,
NFS4_OPAQUE_LIMIT));
}
static bool_t
xdr_WRITE4args(XDR *xdrs, WRITE4args *objp)
{
if (xdrs->x_op != XDR_FREE) {
if (!xdr_u_int(xdrs, &objp->stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->offset))
return (FALSE);
if (!xdr_int(xdrs, (int *)&objp->stable))
return (FALSE);
if (xdrs->x_op == XDR_DECODE) {
if (xdrs->x_ops == &xdrmblk_ops) {
objp->data_val = NULL;
return (xdrmblk_getmblk(xdrs, &objp->mblk,
&objp->data_len));
}
objp->mblk = NULL;
if (xdrs->x_ops == &xdrrdmablk_ops) {
int retval;
retval = xdrrdma_getrdmablk(xdrs,
&objp->rlist,
&objp->data_len,
&objp->conn, NFS4_DATA_LIMIT);
if (retval == FALSE)
return (FALSE);
return (xdrrdma_read_from_client(objp->rlist,
&objp->conn, objp->data_len));
}
}
/* Else fall thru for the xdr_bytes(). */
return (xdr_bytes(xdrs, (char **)&objp->data_val,
(uint_t *)&objp->data_len, NFS4_DATA_LIMIT));
}
if (objp->rlist != NULL) {
(void) xdrrdma_free_clist(objp->conn, objp->rlist);
objp->rlist = NULL;
objp->data_val = NULL;
return (TRUE);
}
/*
* Optimized free case
*/
if (objp->data_val != NULL)
kmem_free(objp->data_val, objp->data_len);
return (TRUE);
}
static bool_t
xdr_WRITE4res(XDR *xdrs, WRITE4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (objp->status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs, &objp->count))
return (FALSE);
if (!xdr_int(xdrs, (int *)&objp->committed))
return (FALSE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->writeverf));
}
static bool_t
xdr_snfs_argop4_free(XDR *xdrs, nfs_argop4 **arrayp, int len)
{
int i;
nfs_argop4 *array = *arrayp;
/*
* Optimized XDR_FREE only args array
*/
ASSERT(xdrs->x_op == XDR_FREE);
/*
* Nothing to do?
*/
if (array == NULL)
return (TRUE);
for (i = 0; i < len; i++) {
/*
* These should be ordered by frequency of use
*/
switch (array[i].argop) {
case OP_PUTFH: {
nfs_fh4 *objp = &array[i].nfs_argop4_u.opputfh.object;
if (objp->nfs_fh4_val != NULL) {
kmem_free(objp->nfs_fh4_val, objp->nfs_fh4_len);
}
continue;
}
case OP_GETATTR:
case OP_GETFH:
continue;
case OP_LOOKUP:
if (array[i].nfs_argop4_u.oplookup.objname.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.oplookup.
objname.utf8string_val,
array[i].nfs_argop4_u.oplookup.
objname.utf8string_len);
}
continue;
case OP_OPEN:
(void) xdr_OPEN4args(xdrs,
&array[i].nfs_argop4_u.opopen);
continue;
case OP_CLOSE:
case OP_ACCESS:
case OP_READ:
continue;
case OP_WRITE:
(void) xdr_WRITE4args(xdrs,
&array[i].nfs_argop4_u.opwrite);
continue;
case OP_DELEGRETURN:
case OP_LOOKUPP:
case OP_READDIR:
continue;
case OP_REMOVE:
if (array[i].nfs_argop4_u.opremove.target.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.opremove.target.
utf8string_val,
array[i].nfs_argop4_u.opremove.target.
utf8string_len);
}
continue;
case OP_COMMIT:
continue;
case OP_CREATE:
(void) xdr_CREATE4args(xdrs,
&array[i].nfs_argop4_u.opcreate);
continue;
case OP_DELEGPURGE:
continue;
case OP_LINK:
if (array[i].nfs_argop4_u.oplink.newname.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.oplink.newname.
utf8string_val,
array[i].nfs_argop4_u.oplink.newname.
utf8string_len);
}
continue;
case OP_LOCK:
(void) xdr_LOCK4args(xdrs,
&array[i].nfs_argop4_u.oplock);
continue;
case OP_LOCKT:
(void) xdr_LOCKT4args(xdrs,
&array[i].nfs_argop4_u.oplockt);
continue;
case OP_LOCKU:
continue;
case OP_NVERIFY:
(void) xdr_fattr4(xdrs,
&array[i].nfs_argop4_u.opnverify.obj_attributes);
continue;
case OP_OPENATTR:
case OP_OPEN_CONFIRM:
case OP_OPEN_DOWNGRADE:
case OP_PUTPUBFH:
case OP_PUTROOTFH:
case OP_READLINK:
continue;
case OP_RENAME:
if (array[i].nfs_argop4_u.oprename.oldname.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.oprename.
oldname.utf8string_val,
array[i].nfs_argop4_u.oprename.
oldname.utf8string_len);
}
if (array[i].nfs_argop4_u.oprename.newname.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.oprename.
newname.utf8string_val,
array[i].nfs_argop4_u.oprename.
newname.utf8string_len);
}
continue;
case OP_RENEW:
case OP_RESTOREFH:
case OP_SAVEFH:
continue;
case OP_SECINFO:
if (array[i].nfs_argop4_u.opsecinfo.name.
utf8string_val != NULL) {
kmem_free(array[i].nfs_argop4_u.opsecinfo.name.
utf8string_val,
array[i].nfs_argop4_u.opsecinfo.name.
utf8string_len);
}
continue;
case OP_SETATTR:
(void) xdr_fattr4(xdrs,
&array[i].nfs_argop4_u.opsetattr.obj_attributes);
continue;
case OP_SETCLIENTID:
(void) xdr_SETCLIENTID4args(xdrs,
&array[i].nfs_argop4_u.opsetclientid);
continue;
case OP_SETCLIENTID_CONFIRM:
continue;
case OP_VERIFY:
(void) xdr_fattr4(xdrs,
&array[i].nfs_argop4_u.opverify.obj_attributes);
continue;
case OP_RELEASE_LOCKOWNER:
if (array[i].nfs_argop4_u.oprelease_lockowner.
lock_owner.owner_val != NULL) {
kmem_free(array[i].nfs_argop4_u.
oprelease_lockowner.lock_owner.owner_val,
array[i].nfs_argop4_u.
oprelease_lockowner.lock_owner.owner_len);
}
continue;
case OP_ILLEGAL:
continue;
default:
/*
* An invalid op is a coding error, it should never
* have been decoded.
* Don't error because the caller cannot finish
* freeing the residual memory of the array.
*/
continue;
}
}
kmem_free(*arrayp, len * sizeof (nfs_argop4));
*arrayp = NULL;
return (TRUE);
}
static bool_t
xdr_nfs_argop4(XDR *xdrs, nfs_argop4 *objp)
{
rdma_chunkinfo_t rci;
struct xdr_ops *xops = xdrrdma_xops();
/*
* These should be ordered by frequency of use
*/
switch (objp->argop) {
case OP_PUTFH:
return (xdr_bytes(xdrs,
(char **)&objp->nfs_argop4_u.opputfh.object.nfs_fh4_val,
(uint_t *)&objp->nfs_argop4_u.opputfh.object.nfs_fh4_len,
NFS4_FHSIZE));
case OP_GETATTR:
/*
* ACLs can become relatively large ( > 8K) and the default
* 8K reply chunk of RDMA may not suffice. Check for
* get ACL bit and if it's RDMA, add a chunk equal the size
* of the transfer size to the reply chunk list.
*/
if ((xdrs->x_ops == &xdrrdma_ops || xdrs->x_ops == xops) &&
(xdrs->x_op == XDR_ENCODE) &&
(objp->nfs_argop4_u.opgetattr.attr_request &
FATTR4_ACL_MASK)) {
rci.rci_type = RCI_REPLY_CHUNK;
rci.rci_len = objp->nfs_argop4_u.opgetattr.mi->mi_tsize;
XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci);
DTRACE_PROBE1(xdr__i__argop4__getattr, int,
rci.rci_len);
}
return (xdr_bitmap4(xdrs,
&objp->nfs_argop4_u.opgetattr.attr_request));
case OP_GETFH:
return (TRUE);
case OP_LOOKUP:
return (xdr_bytes(xdrs, (char **)&objp->nfs_argop4_u.oplookup.
objname.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.oplookup.
objname.utf8string_len,
NFS4_MAX_UTF8STRING));
case OP_OPEN:
return (xdr_OPEN4args(xdrs, &objp->nfs_argop4_u.opopen));
case OP_CLOSE:
return (xdr_CLOSE4args(xdrs, &objp->nfs_argop4_u.opclose));
case OP_ACCESS:
return (xdr_u_int(xdrs,
&objp->nfs_argop4_u.opaccess.access));
case OP_READ:
return (xdr_READ4args(xdrs, &objp->nfs_argop4_u.opread));
case OP_WRITE:
return (xdr_WRITE4args(xdrs, &objp->nfs_argop4_u.opwrite));
case OP_DELEGRETURN:
if (!xdr_u_int(xdrs,
&objp->nfs_argop4_u.opdelegreturn.deleg_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opdelegreturn.deleg_stateid.other,
NFS4_OTHER_SIZE));
case OP_LOOKUPP:
return (TRUE);
case OP_READDIR:
return (xdr_READDIR4args(xdrs, &objp->nfs_argop4_u.opreaddir));
case OP_REMOVE:
return (xdr_bytes(xdrs, (char **)&objp->nfs_argop4_u.opremove.
target.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.opremove.
target.utf8string_len,
NFS4_MAX_UTF8STRING));
case OP_COMMIT:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_argop4_u.opcommit.offset))
return (FALSE);
return (xdr_u_int(xdrs, &objp->nfs_argop4_u.opcommit.count));
case OP_CREATE:
return (xdr_CREATE4args(xdrs, &objp->nfs_argop4_u.opcreate));
case OP_DELEGPURGE:
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_argop4_u.opdelegpurge.clientid));
case OP_LINK:
return (xdr_bytes(xdrs,
(char **)&objp->nfs_argop4_u.oplink.newname.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.oplink.newname.utf8string_len,
NFS4_MAX_UTF8STRING));
case OP_LOCK:
return (xdr_LOCK4args(xdrs, &objp->nfs_argop4_u.oplock));
case OP_LOCKT:
return (xdr_LOCKT4args(xdrs, &objp->nfs_argop4_u.oplockt));
case OP_LOCKU:
return (xdr_LOCKU4args(xdrs, &objp->nfs_argop4_u.oplocku));
case OP_NVERIFY:
return (xdr_fattr4(xdrs,
&objp->nfs_argop4_u.opnverify.obj_attributes));
case OP_OPENATTR:
return (xdr_bool(xdrs,
&objp->nfs_argop4_u.opopenattr.createdir));
case OP_OPEN_CONFIRM:
if (!xdr_u_int(xdrs, &objp->nfs_argop4_u.opopen_confirm.
open_stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->nfs_argop4_u.opopen_confirm.
open_stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
return (xdr_u_int(xdrs, &objp->nfs_argop4_u.opopen_confirm.
seqid));
case OP_OPEN_DOWNGRADE:
return (xdr_OPEN_DOWNGRADE4args(xdrs,
&objp->nfs_argop4_u.opopen_downgrade));
case OP_PUTPUBFH:
return (TRUE);
case OP_PUTROOTFH:
return (TRUE);
case OP_READLINK:
if ((xdrs->x_ops == &xdrrdma_ops || xdrs->x_ops == xops) &&
xdrs->x_op == XDR_ENCODE) {
rci.rci_type = RCI_REPLY_CHUNK;
rci.rci_len = MAXPATHLEN;
XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci);
}
return (TRUE);
case OP_RENAME:
if (!xdr_bytes(xdrs, (char **)&objp->nfs_argop4_u.oprename.
oldname.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.oprename.
oldname.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
return (xdr_bytes(xdrs, (char **)&objp->nfs_argop4_u.oprename.
newname.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.oprename.
newname.utf8string_len,
NFS4_MAX_UTF8STRING));
case OP_RENEW:
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_argop4_u.oprenew.clientid));
case OP_RESTOREFH:
return (TRUE);
case OP_SAVEFH:
return (TRUE);
case OP_SECINFO:
return (xdr_bytes(xdrs,
(char **)&objp->nfs_argop4_u.opsecinfo.name.utf8string_val,
(uint_t *)&objp->nfs_argop4_u.opsecinfo.name.utf8string_len,
NFS4_MAX_UTF8STRING));
case OP_SETATTR:
if (!xdr_u_int(xdrs, &objp->nfs_argop4_u.opsetattr.
stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, objp->nfs_argop4_u.opsetattr.
stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
return (xdr_fattr4(xdrs, &objp->nfs_argop4_u.opsetattr.
obj_attributes));
case OP_SETCLIENTID:
return (xdr_SETCLIENTID4args(xdrs,
&objp->nfs_argop4_u.opsetclientid));
case OP_SETCLIENTID_CONFIRM:
if (!xdr_u_longlong_t(xdrs, (u_longlong_t *)&objp->nfs_argop4_u.
opsetclientid_confirm.clientid))
return (FALSE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_argop4_u.
opsetclientid_confirm.setclientid_confirm));
case OP_VERIFY:
return (xdr_fattr4(xdrs,
&objp->nfs_argop4_u.opverify.obj_attributes));
case OP_RELEASE_LOCKOWNER:
if (!xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_argop4_u.
oprelease_lockowner.lock_owner.clientid))
return (FALSE);
return (xdr_bytes(xdrs,
(char **)&objp->nfs_argop4_u.oprelease_lockowner.
lock_owner.owner_val,
(uint_t *)&objp->nfs_argop4_u.oprelease_lockowner.
lock_owner.owner_len, NFS4_OPAQUE_LIMIT));
case OP_ILLEGAL:
return (TRUE);
}
return (FALSE);
}
static bool_t
xdr_cnfs_argop4_wrap(XDR *xdrs, nfs_argop4 *objp)
{
if (!xdr_int(xdrs, (int *)&objp->argop))
return (FALSE);
return (xdr_nfs_argop4(xdrs, objp));
}
static bool_t
xdr_snfs_argop4(XDR *xdrs, nfs_argop4 *objp)
{
if (!xdr_int(xdrs, (int *)&objp->argop))
return (FALSE);
switch (objp->argop) {
case OP_PUTFH:
return (xdr_decode_nfs_fh4(xdrs,
&objp->nfs_argop4_u.opputfh.object));
default:
return (xdr_nfs_argop4(xdrs, objp));
}
}
/*
* Client side encode only arg op processing
*/
static bool_t
xdr_cnfs_argop4(XDR *xdrs, nfs_argop4 *objp)
{
int len;
int op;
nfs4_sharedfh_t *sfh;
mntinfo4_t *mi;
rpc_inline_t *ptr;
ASSERT(xdrs->x_op == XDR_ENCODE);
/*
* Special case the private pseudo ops
*/
if (!(objp->argop & SUNW_PRIVATE_OP))
return (xdr_cnfs_argop4_wrap(xdrs, objp));
/*
* These should be ordered by frequency of use
*/
switch (objp->argop) {
case OP_CPUTFH:
/*
* We are passed in the file handle as a nfs4_sharedfh_t *
* We need to acquire the correct locks so we can copy it out.
*/
sfh = (nfs4_sharedfh_t *)objp->nfs_argop4_u.opcputfh.sfh;
mi = sfh->sfh_mi;
(void) nfs_rw_enter_sig(&mi->mi_fh_lock, RW_READER, 0);
len = sfh->sfh_fh.nfs_fh4_len;
ASSERT(len <= NFS4_FHSIZE);
/*
* First try and inline the copy
* Must first be a multiple of BYTES_PER_XDR_UNIT
*/
if (!(len % BYTES_PER_XDR_UNIT) &&
(ptr = XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT + len)) !=
NULL) {
IXDR_PUT_U_INT32(ptr, OP_PUTFH);
IXDR_PUT_U_INT32(ptr, len);
bcopy(sfh->sfh_fh.nfs_fh4_val, ptr, len);
nfs_rw_exit(&mi->mi_fh_lock);
return (TRUE);
}
op = OP_PUTFH;
if (!XDR_PUTINT32(xdrs, &op)) {
nfs_rw_exit(&mi->mi_fh_lock);
return (FALSE);
}
if (!XDR_PUTINT32(xdrs, &len)) {
nfs_rw_exit(&mi->mi_fh_lock);
return (FALSE);
}
if (!(len % BYTES_PER_XDR_UNIT)) {
if (XDR_PUTBYTES(xdrs, sfh->sfh_fh.nfs_fh4_val, len)) {
nfs_rw_exit(&mi->mi_fh_lock);
return (TRUE);
}
} else if (xdr_opaque(xdrs, sfh->sfh_fh.nfs_fh4_val, len)) {
nfs_rw_exit(&mi->mi_fh_lock);
return (TRUE);
}
nfs_rw_exit(&mi->mi_fh_lock);
return (FALSE);
case OP_CLOOKUP:
len = strlen(objp->nfs_argop4_u.opclookup.cname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
op = OP_LOOKUP;
if (XDR_PUTINT32(xdrs, &op)) {
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opclookup.cname,
len));
}
}
return (FALSE);
case OP_COPEN:
/* op processing inlined in xdr_OPEN4cargs */
return (xdr_OPEN4cargs(xdrs, &objp->nfs_argop4_u.opcopen));
case OP_CREMOVE:
len = strlen(objp->nfs_argop4_u.opcremove.ctarget);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
op = OP_REMOVE;
if (XDR_PUTINT32(xdrs, &op)) {
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opcremove.ctarget,
len));
}
}
return (FALSE);
case OP_CCREATE:
op = OP_CREATE;
if (!XDR_PUTINT32(xdrs, &op))
return (FALSE);
return (xdr_CREATE4cargs(xdrs, &objp->nfs_argop4_u.opccreate));
case OP_CLINK:
len = strlen(objp->nfs_argop4_u.opclink.cnewname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
op = OP_LINK;
if (XDR_PUTINT32(xdrs, &op)) {
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opclink.cnewname,
len));
}
}
return (FALSE);
case OP_CRENAME:
len = strlen(objp->nfs_argop4_u.opcrename.coldname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
op = OP_RENAME;
if (!XDR_PUTINT32(xdrs, &op))
return (FALSE);
if (!XDR_PUTINT32(xdrs, &len))
return (FALSE);
if (!xdr_opaque(xdrs,
objp->nfs_argop4_u.opcrename.coldname, len))
return (FALSE);
len = strlen(objp->nfs_argop4_u.opcrename.cnewname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opcrename.cnewname, len));
}
return (FALSE);
case OP_CSECINFO:
len = strlen(objp->nfs_argop4_u.opcsecinfo.cname);
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
op = OP_SECINFO;
if (XDR_PUTINT32(xdrs, &op)) {
if (XDR_PUTINT32(xdrs, &len)) {
return (xdr_opaque(xdrs,
objp->nfs_argop4_u.opcsecinfo.cname,
len));
}
}
return (FALSE);
}
return (FALSE);
}
/*
* Note that the len and decode_len will only be different in the case
* of the client's use of this free function. If the server is
* freeing results, then the len/decode_len will always match.
*/
static bool_t
xdr_nfs_resop4_free(XDR *xdrs, nfs_resop4 **arrayp, int len, int decode_len)
{
int i;
nfs_resop4 *array = *arrayp;
nfs4_ga_res_t *gr;
/*
* Optimized XDR_FREE only results array
*/
ASSERT(xdrs->x_op == XDR_FREE);
if (array == NULL)
return (TRUE);
for (i = 0; i < decode_len; i++) {
/*
* These should be ordered by frequency of use
*/
switch (array[i].resop) {
case OP_PUTFH:
continue;
case OP_GETATTR:
if (array[i].nfs_resop4_u.opgetattr.status != NFS4_OK)
continue;
gr = &array[i].nfs_resop4_u.opgetattr.ga_res;
if (gr->n4g_ext_res) {
if (gr->n4g_resbmap & FATTR4_FS_LOCATIONS_MASK)
(void) xdr_fattr4_fs_locations(xdrs,
&gr->n4g_ext_res->n4g_fslocations);
kmem_free(gr->n4g_ext_res,
sizeof (struct nfs4_ga_ext_res));
}
continue;
case OP_GETFH:
if (array[i].nfs_resop4_u.opgetfh.status != NFS4_OK)
continue;
if (array[i].nfs_resop4_u.opgetfh.object.nfs_fh4_val !=
NULL) {
kmem_free(array[i].nfs_resop4_u.opgetfh.object.
nfs_fh4_val,
array[i].nfs_resop4_u.opgetfh.object.
nfs_fh4_len);
}
continue;
case OP_LOOKUP:
continue;
case OP_OPEN:
(void) xdr_OPEN4res(xdrs, &array[i].nfs_resop4_u.
opopen);
continue;
case OP_CLOSE:
case OP_ACCESS:
continue;
case OP_READ:
(void) xdr_READ4res(xdrs,
&array[i].nfs_resop4_u.opread);
continue;
case OP_WRITE:
case OP_DELEGRETURN:
case OP_LOOKUPP:
case OP_READDIR:
case OP_REMOVE:
case OP_COMMIT:
case OP_CREATE:
case OP_DELEGPURGE:
case OP_LINK:
continue;
case OP_LOCK:
(void) xdr_LOCK4res(xdrs, &array[i].nfs_resop4_u.
oplock);
continue;
case OP_LOCKT:
(void) xdr_LOCKT4res(xdrs, &array[i].nfs_resop4_u.
oplockt);
continue;
case OP_LOCKU:
case OP_NVERIFY:
case OP_OPENATTR:
case OP_OPEN_CONFIRM:
case OP_OPEN_DOWNGRADE:
case OP_PUTPUBFH:
case OP_PUTROOTFH:
case OP_RENAME:
case OP_RENEW:
case OP_RESTOREFH:
case OP_SAVEFH:
continue;
case OP_READLINK:
(void) xdr_READLINK4res(xdrs, &array[i].nfs_resop4_u.
opreadlink);
continue;
case OP_SECINFO:
(void) xdr_array(xdrs,
(char **)&array[i].nfs_resop4_u.opsecinfo.
SECINFO4resok_val,
(uint_t *)&array[i].nfs_resop4_u.opsecinfo.
SECINFO4resok_len,
NFS4_SECINFO_LIMIT, sizeof (secinfo4),
(xdrproc_t)xdr_secinfo4);
continue;
case OP_SETCLIENTID:
(void) xdr_SETCLIENTID4res(xdrs,
&array[i].nfs_resop4_u.opsetclientid);
continue;
case OP_SETATTR:
case OP_SETCLIENTID_CONFIRM:
case OP_VERIFY:
case OP_RELEASE_LOCKOWNER:
case OP_ILLEGAL:
continue;
default:
/*
* An invalid op is a coding error, it should never
* have been decoded.
* Don't error because the caller cannot finish
* freeing the residual memory of the array.
*/
continue;
}
}
kmem_free(*arrayp, len * sizeof (nfs_resop4));
*arrayp = NULL;
return (TRUE);
}
static bool_t
xdr_snfs_resop4_free(XDR *xdrs, nfs_resop4 **arrayp, int len, int decode_len)
{
return (xdr_nfs_resop4_free(xdrs, arrayp, len, decode_len));
}
static bool_t
xdr_nfs_resop4(XDR *xdrs, nfs_resop4 *objp)
{
/*
* These should be ordered by frequency of use
*/
switch (objp->resop) {
case OP_PUTFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputfh.status));
case OP_GETATTR:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opgetattr.status))
return (FALSE);
if (objp->nfs_resop4_u.opgetattr.status != NFS4_OK)
return (TRUE);
return (xdr_fattr4(xdrs,
&objp->nfs_resop4_u.opgetattr.obj_attributes));
case OP_GETFH:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opgetfh.status))
return (FALSE);
if (objp->nfs_resop4_u.opgetfh.status != NFS4_OK)
return (TRUE);
return (xdr_bytes(xdrs,
(char **)&objp->nfs_resop4_u.opgetfh.object.nfs_fh4_val,
(uint_t *)&objp->nfs_resop4_u.opgetfh.object.nfs_fh4_len,
NFS4_FHSIZE));
case OP_LOOKUP:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplookup.status));
case OP_OPEN:
return (xdr_OPEN4res(xdrs, &objp->nfs_resop4_u.opopen));
case OP_CLOSE:
return (xdr_CLOSE4res(xdrs, &objp->nfs_resop4_u.opclose));
case OP_ACCESS:
return (xdr_ACCESS4res(xdrs, &objp->nfs_resop4_u.opaccess));
case OP_READ:
return (xdr_READ4res(xdrs, &objp->nfs_resop4_u.opread));
case OP_WRITE:
return (xdr_WRITE4res(xdrs, &objp->nfs_resop4_u.opwrite));
case OP_DELEGRETURN:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opdelegreturn.status));
case OP_LOOKUPP:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplookupp.status));
case OP_READDIR:
return (xdr_READDIR4res(xdrs, &objp->nfs_resop4_u.opreaddir));
case OP_REMOVE:
return (xdr_REMOVE4res(xdrs, &objp->nfs_resop4_u.opremove));
case OP_COMMIT:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opcommit.status))
return (FALSE);
if (objp->nfs_resop4_u.opcommit.status != NFS4_OK)
return (TRUE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_resop4_u.opcommit.
writeverf));
case OP_CREATE:
return (xdr_CREATE4res(xdrs, &objp->nfs_resop4_u.opcreate));
case OP_DELEGPURGE:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opdelegpurge.status));
case OP_LINK:
return (xdr_LINK4res(xdrs, &objp->nfs_resop4_u.oplink));
case OP_LOCK:
return (xdr_LOCK4res(xdrs, &objp->nfs_resop4_u.oplock));
case OP_LOCKT:
return (xdr_LOCKT4res(xdrs, &objp->nfs_resop4_u.oplockt));
case OP_LOCKU:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplocku.status))
return (FALSE);
if (objp->nfs_resop4_u.oplocku.status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs,
&objp->nfs_resop4_u.oplocku.lock_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs,
objp->nfs_resop4_u.oplocku.lock_stateid.other,
NFS4_OTHER_SIZE));
case OP_NVERIFY:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opnverify.status));
case OP_OPENATTR:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opopenattr.status));
case OP_OPEN_CONFIRM:
return (xdr_OPEN_CONFIRM4res(xdrs,
&objp->nfs_resop4_u.opopen_confirm));
case OP_OPEN_DOWNGRADE:
return (xdr_OPEN_DOWNGRADE4res(xdrs,
&objp->nfs_resop4_u.opopen_downgrade));
case OP_PUTPUBFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputpubfh.status));
case OP_PUTROOTFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputrootfh.status));
case OP_READLINK:
return (xdr_READLINK4res(xdrs, &objp->nfs_resop4_u.opreadlink));
case OP_RENAME:
return (xdr_RENAME4res(xdrs, &objp->nfs_resop4_u.oprename));
case OP_RENEW:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprenew.status));
case OP_RESTOREFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprestorefh.status));
case OP_SAVEFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opsavefh.status));
case OP_SECINFO:
if (!xdr_int(xdrs, (int32_t *)&objp->nfs_resop4_u.opsecinfo.
status))
return (FALSE);
if (objp->nfs_resop4_u.opsecinfo.status != NFS4_OK)
return (TRUE);
return (xdr_array(xdrs, (char **)&objp->nfs_resop4_u.opsecinfo.
SECINFO4resok_val,
(uint_t *)&objp->nfs_resop4_u.opsecinfo.
SECINFO4resok_len,
NFS4_SECINFO_LIMIT, sizeof (secinfo4),
(xdrproc_t)xdr_secinfo4));
case OP_SETATTR:
if (!xdr_int(xdrs, (int32_t *)&objp->nfs_resop4_u.opsetattr.
status))
return (FALSE);
return (xdr_bitmap4(xdrs,
&objp->nfs_resop4_u.opsetattr.attrsset));
case OP_SETCLIENTID:
return (xdr_SETCLIENTID4res(xdrs,
&objp->nfs_resop4_u.opsetclientid));
case OP_SETCLIENTID_CONFIRM:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opsetclientid_confirm.
status));
case OP_VERIFY:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opverify.status));
case OP_RELEASE_LOCKOWNER:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprelease_lockowner.status));
case OP_ILLEGAL:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opillegal.status));
}
return (FALSE);
}
static bool_t
xdr_snfs_resop4(XDR *xdrs, nfs_resop4 *objp)
{
if (!xdr_int(xdrs, (int *)&objp->resop))
return (FALSE);
switch (objp->resop) {
case OP_GETFH:
if (!XDR_PUTINT32(xdrs,
(int32_t *)&objp->nfs_resop4_u.opgetfh.status))
return (FALSE);
if (objp->nfs_resop4_u.opgetfh.status != NFS4_OK)
return (TRUE);
return (xdr_encode_nfs_fh4(xdrs,
&objp->nfs_resop4_u.opgetfh.object));
default:
return (xdr_nfs_resop4(xdrs, objp));
}
}
static bool_t
xdr_nfs_resop4_clnt(XDR *xdrs, nfs_resop4 *objp, nfs_argop4 *aobjp)
{
if (!xdr_int(xdrs, (int *)&objp->resop))
return (FALSE);
/*
* These should be ordered by frequency of use
*/
switch (objp->resop) {
case OP_PUTFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputfh.status));
case OP_GETATTR:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opgetattr.status))
return (FALSE);
if (objp->nfs_resop4_u.opgetattr.status != NFS4_OK)
return (TRUE);
return (xdr_ga_res(xdrs,
(GETATTR4res *)&objp->nfs_resop4_u.opgetattr,
&aobjp->nfs_argop4_u.opgetattr));
case OP_GETFH:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opgetfh.status))
return (FALSE);
if (objp->nfs_resop4_u.opgetfh.status != NFS4_OK)
return (TRUE);
return (xdr_bytes(xdrs,
(char **)&objp->nfs_resop4_u.opgetfh.object.nfs_fh4_val,
(uint_t *)&objp->nfs_resop4_u.opgetfh.object.nfs_fh4_len,
NFS4_FHSIZE));
case OP_LOOKUP:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplookup.status));
case OP_NVERIFY:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opnverify.status));
case OP_OPEN:
return (xdr_OPEN4res(xdrs, &objp->nfs_resop4_u.opopen));
case OP_CLOSE:
return (xdr_CLOSE4res(xdrs, &objp->nfs_resop4_u.opclose));
case OP_ACCESS:
return (xdr_ACCESS4res(xdrs, &objp->nfs_resop4_u.opaccess));
case OP_READ:
return (xdr_READ4res_clnt(xdrs, &objp->nfs_resop4_u.opread,
&aobjp->nfs_argop4_u.opread));
case OP_WRITE:
return (xdr_WRITE4res(xdrs, &objp->nfs_resop4_u.opwrite));
case OP_DELEGRETURN:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opdelegreturn.status));
case OP_LOOKUPP:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplookupp.status));
case OP_READDIR:
return (xdr_READDIR4res_clnt(xdrs,
&objp->nfs_resop4_u.opreaddirclnt,
&aobjp->nfs_argop4_u.opreaddir));
case OP_REMOVE:
return (xdr_REMOVE4res(xdrs, &objp->nfs_resop4_u.opremove));
case OP_COMMIT:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opcommit.status))
return (FALSE);
if (objp->nfs_resop4_u.opcommit.status != NFS4_OK)
return (TRUE);
return (xdr_u_longlong_t(xdrs,
(u_longlong_t *)&objp->nfs_resop4_u.opcommit.
writeverf));
case OP_CREATE:
return (xdr_CREATE4res(xdrs, &objp->nfs_resop4_u.opcreate));
case OP_DELEGPURGE:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opdelegpurge.status));
case OP_LINK:
return (xdr_LINK4res(xdrs, &objp->nfs_resop4_u.oplink));
case OP_LOCK:
return (xdr_LOCK4res(xdrs, &objp->nfs_resop4_u.oplock));
case OP_LOCKT:
return (xdr_LOCKT4res(xdrs, &objp->nfs_resop4_u.oplockt));
case OP_LOCKU:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oplocku.status))
return (FALSE);
if (objp->nfs_resop4_u.oplocku.status != NFS4_OK)
return (TRUE);
if (!xdr_u_int(xdrs,
&objp->nfs_resop4_u.oplocku.lock_stateid.seqid))
return (FALSE);
return (xdr_opaque(xdrs,
objp->nfs_resop4_u.oplocku.lock_stateid.other,
NFS4_OTHER_SIZE));
case OP_OPENATTR:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opopenattr.status));
case OP_OPEN_CONFIRM:
return (xdr_OPEN_CONFIRM4res(xdrs,
&objp->nfs_resop4_u.opopen_confirm));
case OP_OPEN_DOWNGRADE:
return (xdr_OPEN_DOWNGRADE4res(xdrs,
&objp->nfs_resop4_u.opopen_downgrade));
case OP_PUTPUBFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputpubfh.status));
case OP_PUTROOTFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opputrootfh.status));
case OP_READLINK:
return (xdr_READLINK4res(xdrs, &objp->nfs_resop4_u.opreadlink));
case OP_RENAME:
return (xdr_RENAME4res(xdrs, &objp->nfs_resop4_u.oprename));
case OP_RENEW:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprenew.status));
case OP_RESTOREFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprestorefh.status));
case OP_SAVEFH:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opsavefh.status));
case OP_SECINFO:
if (!xdr_int(xdrs, (int32_t *)&objp->nfs_resop4_u.opsecinfo.
status))
return (FALSE);
if (objp->nfs_resop4_u.opsecinfo.status != NFS4_OK)
return (TRUE);
return (xdr_array(xdrs, (char **)&objp->nfs_resop4_u.opsecinfo.
SECINFO4resok_val,
(uint_t *)&objp->nfs_resop4_u.opsecinfo.
SECINFO4resok_len,
~0, sizeof (secinfo4), (xdrproc_t)xdr_secinfo4));
case OP_SETATTR:
if (!xdr_int(xdrs, (int32_t *)&objp->nfs_resop4_u.opsetattr.
status))
return (FALSE);
return (xdr_bitmap4(xdrs,
&objp->nfs_resop4_u.opsetattr.attrsset));
case OP_SETCLIENTID:
return (xdr_SETCLIENTID4res(xdrs,
&objp->nfs_resop4_u.opsetclientid));
case OP_SETCLIENTID_CONFIRM:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opsetclientid_confirm.
status));
case OP_VERIFY:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opverify.status));
case OP_RELEASE_LOCKOWNER:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.oprelease_lockowner.status));
case OP_ILLEGAL:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_resop4_u.opillegal.status));
}
return (FALSE);
}
bool_t
xdr_COMPOUND4args_clnt(XDR *xdrs, COMPOUND4args_clnt *objp)
{
static int32_t twelve = 12;
static int32_t minorversion = NFS4_MINORVERSION;
uint32_t *ctagp;
rpc_inline_t *ptr;
rdma_chunkinfo_t rci;
struct xdr_ops *xops = xdrrdma_xops();
/*
* XDR_ENCODE only
*/
if (xdrs->x_op == XDR_FREE)
return (TRUE);
if (xdrs->x_op == XDR_DECODE)
return (FALSE);
ctagp = (uint32_t *)&nfs4_ctags[objp->ctag].ct_tag;
if ((ptr = XDR_INLINE(xdrs, 5 * BYTES_PER_XDR_UNIT)) != NULL) {
/*
* Efficiently encode fixed length tags, could be longlongs
* but 8 byte XDR alignment not assured
*/
IXDR_PUT_U_INT32(ptr, 12);
IXDR_PUT_U_INT32(ptr, ctagp[0]);
IXDR_PUT_U_INT32(ptr, ctagp[1]);
IXDR_PUT_U_INT32(ptr, ctagp[2]);
/*
* Fixed minor version for now
*/
IXDR_PUT_U_INT32(ptr, NFS4_MINORVERSION);
} else {
if (!XDR_PUTINT32(xdrs, &twelve))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&ctagp[0]))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&ctagp[1]))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&ctagp[2]))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&minorversion))
return (FALSE);
}
if (xdrs->x_ops == &xdrrdma_ops || xdrs->x_ops == xops) {
rci.rci_type = RCI_REPLY_CHUNK;
rci.rci_len = MAXPATHLEN * 2;
XDR_CONTROL(xdrs, XDR_RDMA_ADD_CHUNK, &rci);
}
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_argop4), (xdrproc_t)xdr_cnfs_argop4));
}
bool_t
xdr_COMPOUND4args_srv(XDR *xdrs, COMPOUND4args *objp)
{
if (!xdr_bytes(xdrs, (char **)&objp->tag.utf8string_val,
(uint_t *)&objp->tag.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->minorversion))
return (FALSE);
if (xdrs->x_op != XDR_FREE)
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_argop4), (xdrproc_t)xdr_snfs_argop4));
return (xdr_snfs_argop4_free(xdrs, &objp->array, objp->array_len));
}
bool_t
xdr_COMPOUND4res_clnt(XDR *xdrs, COMPOUND4res_clnt *objp)
{
uint32_t len;
int32_t *ptr;
nfs_argop4 *argop;
nfs_resop4 *resop;
/*
* No XDR_ENCODE
*/
if (xdrs->x_op == XDR_ENCODE)
return (FALSE);
if (xdrs->x_op != XDR_FREE) {
if ((ptr = XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT)) != NULL) {
objp->status = IXDR_GET_U_INT32(ptr);
len = IXDR_GET_U_INT32(ptr);
} else {
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (!xdr_u_int(xdrs, (uint32_t *)&len))
return (FALSE);
}
if (len > NFS4_MAX_UTF8STRING)
return (FALSE);
/*
* Ignore the tag
*/
if (!XDR_CONTROL(xdrs, XDR_SKIPBYTES, &len))
return (FALSE);
if (!xdr_int(xdrs, (int32_t *)&objp->array_len))
return (FALSE);
if (objp->array_len > objp->argsp->array_len)
return (FALSE);
if (objp->status == NFS4_OK &&
objp->array_len != objp->argsp->array_len)
return (FALSE);
/* Alloc the results array */
argop = objp->argsp->array;
len = objp->array_len * sizeof (nfs_resop4);
objp->decode_len = 0;
objp->array = resop = kmem_zalloc(len, KM_SLEEP);
for (len = 0; len < objp->array_len;
len++, resop++, argop++, objp->decode_len++) {
if (!xdr_nfs_resop4_clnt(xdrs, resop, argop)) {
/*
* Make sure to free anything that may
* have been allocated along the way.
*/
xdrs->x_op = XDR_FREE;
(void) xdr_nfs_resop4_free(xdrs, &objp->array,
objp->array_len,
objp->decode_len);
return (FALSE);
}
}
return (TRUE);
}
return (xdr_nfs_resop4_free(xdrs, &objp->array,
objp->array_len, objp->decode_len));
}
bool_t
xdr_COMPOUND4res_srv(XDR *xdrs, COMPOUND4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (!xdr_bytes(xdrs, (char **)&objp->tag.utf8string_val,
(uint_t *)&objp->tag.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
if (xdrs->x_op != XDR_FREE)
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_resop4), (xdrproc_t)xdr_snfs_resop4));
return (xdr_snfs_resop4_free(xdrs, &objp->array,
objp->array_len, objp->array_len));
}
/*
* NFS server side callback, initiating the callback request so it
* is the RPC client. Must convert from server's internal filehandle
* format to wire format.
*/
static bool_t
xdr_snfs_cb_argop4(XDR *xdrs, nfs_cb_argop4 *objp)
{
CB_GETATTR4args *gargs;
CB_RECALL4args *rargs;
ASSERT(xdrs->x_op == XDR_ENCODE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&objp->argop))
return (FALSE);
switch (objp->argop) {
case OP_CB_GETATTR:
gargs = &objp->nfs_cb_argop4_u.opcbgetattr;
if (!xdr_encode_nfs_fh4(xdrs, &gargs->fh))
return (FALSE);
return (xdr_bitmap4(xdrs, &gargs->attr_request));
case OP_CB_RECALL:
rargs = &objp->nfs_cb_argop4_u.opcbrecall;
if (!XDR_PUTINT32(xdrs, (int32_t *)&rargs->stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, rargs->stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!XDR_PUTINT32(xdrs, (int32_t *)&rargs->truncate))
return (FALSE);
return (xdr_encode_nfs_fh4(xdrs, &rargs->fh));
case OP_CB_ILLEGAL:
return (TRUE);
}
return (FALSE);
}
/*
* NFS client side callback, receiving the callback request so it
* is the RPC server. Must treat the file handles as opaque.
*/
static bool_t
xdr_cnfs_cb_argop4(XDR *xdrs, nfs_cb_argop4 *objp)
{
CB_GETATTR4args *gargs;
CB_RECALL4args *rargs;
ASSERT(xdrs->x_op != XDR_ENCODE);
if (!xdr_u_int(xdrs, &objp->argop))
return (FALSE);
switch (objp->argop) {
case OP_CB_GETATTR:
gargs = &objp->nfs_cb_argop4_u.opcbgetattr;
if (!xdr_bytes(xdrs, (char **)&gargs->fh.nfs_fh4_val,
(uint_t *)&gargs->fh.nfs_fh4_len, NFS4_FHSIZE))
return (FALSE);
return (xdr_bitmap4(xdrs, &gargs->attr_request));
case OP_CB_RECALL:
rargs = &objp->nfs_cb_argop4_u.opcbrecall;
if (!xdr_u_int(xdrs, &rargs->stateid.seqid))
return (FALSE);
if (!xdr_opaque(xdrs, rargs->stateid.other, NFS4_OTHER_SIZE))
return (FALSE);
if (!xdr_bool(xdrs, &rargs->truncate))
return (FALSE);
return (xdr_bytes(xdrs, (char **)&rargs->fh.nfs_fh4_val,
(uint_t *)&rargs->fh.nfs_fh4_len, NFS4_FHSIZE));
case OP_CB_ILLEGAL:
return (TRUE);
}
return (FALSE);
}
static bool_t
xdr_nfs_cb_resop4(XDR *xdrs, nfs_cb_resop4 *objp)
{
if (!xdr_u_int(xdrs, &objp->resop))
return (FALSE);
switch (objp->resop) {
case OP_CB_GETATTR:
if (!xdr_int(xdrs,
(int32_t *)&objp->nfs_cb_resop4_u.opcbgetattr.
status))
return (FALSE);
if (objp->nfs_cb_resop4_u.opcbgetattr.status != NFS4_OK)
return (TRUE);
return (xdr_fattr4(xdrs,
&objp->nfs_cb_resop4_u.opcbgetattr.
obj_attributes));
case OP_CB_RECALL:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_cb_resop4_u.opcbrecall.status));
case OP_CB_ILLEGAL:
return (xdr_int(xdrs,
(int32_t *)&objp->nfs_cb_resop4_u.opcbillegal.status));
}
return (FALSE);
}
/*
* The NFS client side callback, RPC server
*/
bool_t
xdr_CB_COMPOUND4args_clnt(XDR *xdrs, CB_COMPOUND4args *objp)
{
if (!xdr_bytes(xdrs, (char **)&objp->tag.utf8string_val,
(uint_t *)&objp->tag.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->minorversion))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->callback_ident))
return (FALSE);
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_cb_argop4), (xdrproc_t)xdr_cnfs_cb_argop4));
}
/*
* The NFS server side callback, RPC client
*/
bool_t
xdr_CB_COMPOUND4args_srv(XDR *xdrs, CB_COMPOUND4args *objp)
{
if (!xdr_bytes(xdrs, (char **)&objp->tag.utf8string_val,
(uint_t *)&objp->tag.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->minorversion))
return (FALSE);
if (!xdr_u_int(xdrs, &objp->callback_ident))
return (FALSE);
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_cb_argop4), (xdrproc_t)xdr_snfs_cb_argop4));
}
bool_t
xdr_CB_COMPOUND4res(XDR *xdrs, CB_COMPOUND4res *objp)
{
if (!xdr_int(xdrs, (int32_t *)&objp->status))
return (FALSE);
if (!xdr_bytes(xdrs, (char **)&objp->tag.utf8string_val,
(uint_t *)&objp->tag.utf8string_len,
NFS4_MAX_UTF8STRING))
return (FALSE);
return (xdr_array(xdrs, (char **)&objp->array,
(uint_t *)&objp->array_len, NFS4_COMPOUND_LIMIT,
sizeof (nfs_cb_resop4), (xdrproc_t)xdr_nfs_cb_resop4));
}