static void
encode_cb_recall(struct xdr_stream *xdr, struct nfs4_delegation *dp,
struct nfs4_cb_compound_hdr *hdr)
{
__be32 *p;
int len = dp->dl_fh.fh_size;
RESERVE_SPACE(4);
WRITE32(OP_CB_RECALL);
encode_stateid(xdr, &dp->dl_stateid);
RESERVE_SPACE(8 + (XDR_QUADLEN(len) << 2));
WRITE32(0); /* truncate optimization not implemented */
WRITE32(len);
WRITEMEM(&dp->dl_fh.fh_base, len);
hdr->nops++;
}
static int
nfs4_xdr_enc_cb_null(struct rpc_rqst *req, __be32 *p)
{
struct xdr_stream xdrs, *xdr = &xdrs;
xdr_init_encode(&xdrs, &req->rq_snd_buf, p);
RESERVE_SPACE(0);
return 0;
}
static void
encode_stateid(struct xdr_stream *xdr, stateid_t *sid)
{
__be32 *p;
RESERVE_SPACE(sizeof(stateid_t));
WRITE32(sid->si_generation);
WRITEMEM(&sid->si_opaque, sizeof(stateid_opaque_t));
}
static int
encode_cb_compound_hdr(struct xdr_stream *xdr, struct nfs4_cb_compound_hdr *hdr)
{
__be32 * p;
RESERVE_SPACE(16);
WRITE32(0); /* tag length is always 0 */
WRITE32(NFS4_MINOR_VERSION);
WRITE32(hdr->ident);
WRITE32(hdr->nops);
return 0;
}
static void
encode_cb_compound_hdr(struct xdr_stream *xdr, struct nfs4_cb_compound_hdr *hdr)
{
__be32 * p;
RESERVE_SPACE(16);
WRITE32(0); /* tag length is always 0 */
WRITE32(hdr->minorversion);
WRITE32(hdr->ident);
hdr->nops_p = p;
WRITE32(hdr->nops);
}
static int
encode_cb_recall(struct xdr_stream *xdr, struct nfs4_cb_recall *cb_rec)
{
__be32 *p;
int len = cb_rec->cbr_fhlen;
RESERVE_SPACE(12+sizeof(cb_rec->cbr_stateid) + len);
WRITE32(OP_CB_RECALL);
WRITEMEM(&cb_rec->cbr_stateid, sizeof(stateid_t));
WRITE32(cb_rec->cbr_trunc);
WRITE32(len);
WRITEMEM(cb_rec->cbr_fhval, len);
return 0;
}
static void
encode_cb_recall(struct xdr_stream *xdr, struct nfs4_delegation *dp,
struct nfs4_cb_compound_hdr *hdr)
{
__be32 *p;
int len = dp->dl_fh.fh_size;
RESERVE_SPACE(12+sizeof(dp->dl_stateid) + len);
WRITE32(OP_CB_RECALL);
WRITE32(dp->dl_stateid.si_generation);
WRITEMEM(&dp->dl_stateid.si_opaque, sizeof(stateid_opaque_t));
WRITE32(0); /* truncate optimization not implemented */
WRITE32(len);
WRITEMEM(&dp->dl_fh.fh_base, len);
hdr->nops++;
}
static void
encode_cb_sequence(struct xdr_stream *xdr, struct nfsd4_cb_sequence *args,
struct nfs4_cb_compound_hdr *hdr)
{
__be32 *p;
if (hdr->minorversion == 0)
return;
RESERVE_SPACE(1 + NFS4_MAX_SESSIONID_LEN + 20);
WRITE32(OP_CB_SEQUENCE);
WRITEMEM(args->cbs_clp->cl_sessionid.data, NFS4_MAX_SESSIONID_LEN);
WRITE32(args->cbs_clp->cl_cb_seq_nr);
WRITE32(0); /* slotid, always 0 */
WRITE32(0); /* highest slotid always 0 */
WRITE32(0); /* cachethis always 0 */
WRITE32(0); /* FIXME: support referring_call_lists */
hdr->nops++;
}