75 static __be32 *read_buf(struct xdr_stream *xdr, size_t nbytes)  in read_buf()  argument
79 	p = xdr_inline_decode(xdr, nbytes);  in read_buf()
85 static __be32 decode_string(struct xdr_stream *xdr, unsigned int *len,  in decode_string()  argument
90 	err = xdr_stream_decode_opaque_inline(xdr, (void **)str, maxlen);  in decode_string()
97 static __be32 decode_fh(struct xdr_stream *xdr, struct nfs_fh *fh)  in decode_fh()  argument
101 	p = read_buf(xdr, 4);  in decode_fh()
107 	p = read_buf(xdr, fh->size);  in decode_fh()
115 static __be32 decode_bitmap(struct xdr_stream *xdr, uint32_t *bitmap)  in decode_bitmap()  argument
120 	p = read_buf(xdr, 4);  in decode_bitmap()
124 	p = read_buf(xdr, attrlen << 2);  in decode_bitmap()
134 static __be32 decode_stateid(struct xdr_stream *xdr, nfs4_stateid *stateid)  in decode_stateid()  argument
138 	p = read_buf(xdr, NFS4_STATEID_SIZE);  in decode_stateid()
145 static __be32 decode_delegation_stateid(struct xdr_stream *xdr, nfs4_stateid *stateid)  in decode_delegation_stateid()  argument
148 	return decode_stateid(xdr, stateid);  in decode_delegation_stateid()
151 static __be32 decode_compound_hdr_arg(struct xdr_stream *xdr, struct cb_compound_hdr_arg *hdr)  in decode_compound_hdr_arg()  argument
156 	status = decode_string(xdr, &hdr->taglen, &hdr->tag, CB_OP_TAGLEN_MAXSZ);  in decode_compound_hdr_arg()
159 	p = read_buf(xdr, 12);  in decode_compound_hdr_arg()
176 static __be32 decode_op_hdr(struct xdr_stream *xdr, unsigned int *op)  in decode_op_hdr()  argument
179 	p = read_buf(xdr, 4);  in decode_op_hdr()
187 		struct xdr_stream *xdr, void *argp)  in decode_getattr_args()  argument
192 	status = decode_fh(xdr, &args->fh);  in decode_getattr_args()
195 	return decode_bitmap(xdr, args->bitmap);  in decode_getattr_args()
199 		struct xdr_stream *xdr, void *argp)  in decode_recall_args()  argument
205 	status = decode_delegation_stateid(xdr, &args->stateid);  in decode_recall_args()
208 	p = read_buf(xdr, 4);  in decode_recall_args()
212 	return decode_fh(xdr, &args->fh);  in decode_recall_args()
216 static __be32 decode_layout_stateid(struct xdr_stream *xdr, nfs4_stateid *stateid)  in decode_layout_stateid()  argument
219 	return decode_stateid(xdr, stateid);  in decode_layout_stateid()
223 				       struct xdr_stream *xdr, void *argp)  in decode_layoutrecall_args()  argument
230 	p = read_buf(xdr, 4 * sizeof(uint32_t));  in decode_layoutrecall_args()
244 		status = decode_fh(xdr, &args->cbl_fh);  in decode_layoutrecall_args()
248 		p = read_buf(xdr, 2 * sizeof(uint64_t));  in decode_layoutrecall_args()
253 		return decode_layout_stateid(xdr, &args->cbl_stateid);  in decode_layoutrecall_args()
255 		p = read_buf(xdr, 2 * sizeof(uint64_t));  in decode_layoutrecall_args()
267 				struct xdr_stream *xdr,  in decode_devicenotify_args()  argument
278 	p = read_buf(xdr, sizeof(uint32_t));  in decode_devicenotify_args()
301 		p = read_buf(xdr, (4 * sizeof(uint32_t)) + NFS4_DEVICEID4_SIZE);  in decode_devicenotify_args()
332 			p = read_buf(xdr, sizeof(uint32_t));  in decode_devicenotify_args()
357 static __be32 decode_sessionid(struct xdr_stream *xdr,  in decode_sessionid()  argument
362 	p = read_buf(xdr, NFS4_MAX_SESSIONID_LEN);  in decode_sessionid()
370 static __be32 decode_rc_list(struct xdr_stream *xdr,  in decode_rc_list()  argument
377 	status = decode_sessionid(xdr, &rc_list->rcl_sessionid);  in decode_rc_list()
382 	p = read_buf(xdr, sizeof(uint32_t));  in decode_rc_list()
388 		p = read_buf(xdr,  in decode_rc_list()
409 					struct xdr_stream *xdr,  in decode_cb_sequence_args()  argument
417 	status = decode_sessionid(xdr, &args->csa_sessionid);  in decode_cb_sequence_args()
421 	p = read_buf(xdr, 5 * sizeof(uint32_t));  in decode_cb_sequence_args()
440 			status = decode_rc_list(xdr, &args->csa_rclists[i]);  in decode_cb_sequence_args()
457 				      struct xdr_stream *xdr,  in decode_recallany_args()  argument
464 	p = read_buf(xdr, 4);  in decode_recallany_args()
468 	status = decode_bitmap(xdr, bitmap);  in decode_recallany_args()
477 					struct xdr_stream *xdr,  in decode_recallslot_args()  argument
483 	p = read_buf(xdr, 4);  in decode_recallslot_args()
490 static __be32 decode_lockowner(struct xdr_stream *xdr, struct cb_notify_lock_args *args)  in decode_lockowner()  argument
495 	p = read_buf(xdr, 12);  in decode_lockowner()
502 	p = read_buf(xdr, len);  in decode_lockowner()
521 		struct xdr_stream *xdr, void *argp)  in decode_notify_lock_args()  argument
526 	status = decode_fh(xdr, &args->cbnl_fh);  in decode_notify_lock_args()
529 	return decode_lockowner(xdr, args);  in decode_notify_lock_args()
534 static __be32 decode_write_response(struct xdr_stream *xdr,  in decode_write_response()  argument
540 	p = read_buf(xdr, 4);  in decode_write_response()
546 	p = xdr_inline_decode(xdr, 8 + 4);  in decode_write_response()
551 	p = xdr_inline_decode(xdr, NFS4_VERIFIER_SIZE);  in decode_write_response()
562 					struct xdr_stream *xdr,  in decode_offload_args()  argument
570 	status = decode_fh(xdr, &args->coa_fh);  in decode_offload_args()
575 	status = decode_stateid(xdr, &args->coa_stateid);  in decode_offload_args()
580 	p = read_buf(xdr, 4);  in decode_offload_args()
585 		status = decode_write_response(xdr, args);  in decode_offload_args()
589 		p = xdr_inline_decode(xdr, 8);  in decode_offload_args()
599 static __be32 encode_string(struct xdr_stream *xdr, unsigned int len, const char *str)  in encode_string()  argument
601 	if (unlikely(xdr_stream_encode_opaque(xdr, str, len) < 0))  in encode_string()
606 static __be32 encode_attr_bitmap(struct xdr_stream *xdr, const uint32_t *bitmap, size_t sz)  in encode_attr_bitmap()  argument
608 	if (xdr_stream_encode_uint32_array(xdr, bitmap, sz) < 0)  in encode_attr_bitmap()
613 static __be32 encode_attr_change(struct xdr_stream *xdr, const uint32_t *bitmap, uint64_t change)  in encode_attr_change()  argument
619 	p = xdr_reserve_space(xdr, 8);  in encode_attr_change()
626 static __be32 encode_attr_size(struct xdr_stream *xdr, const uint32_t *bitmap, uint64_t size)  in encode_attr_size()  argument
632 	p = xdr_reserve_space(xdr, 8);  in encode_attr_size()
639 static __be32 encode_attr_time(struct xdr_stream *xdr, const struct timespec *time)  in encode_attr_time()  argument
643 	p = xdr_reserve_space(xdr, 12);  in encode_attr_time()
651 static __be32 encode_attr_ctime(struct xdr_stream *xdr, const uint32_t *bitmap, const struct timesp…  in encode_attr_ctime()  argument
655 	return encode_attr_time(xdr,time);  in encode_attr_ctime()
658 static __be32 encode_attr_mtime(struct xdr_stream *xdr, const uint32_t *bitmap, const struct timesp…  in encode_attr_mtime()  argument
662 	return encode_attr_time(xdr,time);  in encode_attr_mtime()
665 static __be32 encode_compound_hdr_res(struct xdr_stream *xdr, struct cb_compound_hdr_res *hdr)  in encode_compound_hdr_res()  argument
669 	hdr->status = xdr_reserve_space(xdr, 4);  in encode_compound_hdr_res()
672 	status = encode_string(xdr, hdr->taglen, hdr->tag);  in encode_compound_hdr_res()
675 	hdr->nops = xdr_reserve_space(xdr, 4);  in encode_compound_hdr_res()
681 static __be32 encode_op_hdr(struct xdr_stream *xdr, uint32_t op, __be32 res)  in encode_op_hdr()  argument
685 	p = xdr_reserve_space(xdr, 8);  in encode_op_hdr()
693 static __be32 encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr,  in encode_getattr_res()  argument
702 	status = encode_attr_bitmap(xdr, res->bitmap, ARRAY_SIZE(res->bitmap));  in encode_getattr_res()
706 	savep = xdr_reserve_space(xdr, sizeof(*savep));  in encode_getattr_res()
709 	status = encode_attr_change(xdr, res->bitmap, res->change_attr);  in encode_getattr_res()
712 	status = encode_attr_size(xdr, res->bitmap, res->size);  in encode_getattr_res()
715 	status = encode_attr_ctime(xdr, res->bitmap, &res->ctime);  in encode_getattr_res()
718 	status = encode_attr_mtime(xdr, res->bitmap, &res->mtime);  in encode_getattr_res()
719 	*savep = htonl((unsigned int)((char *)xdr->p - (char *)(savep+1)));  in encode_getattr_res()
726 static __be32 encode_sessionid(struct xdr_stream *xdr,  in encode_sessionid()  argument
731 	p = xdr_reserve_space(xdr, NFS4_MAX_SESSIONID_LEN);  in encode_sessionid()
740 				       struct xdr_stream *xdr,  in encode_cb_sequence_res()  argument
750 	status = encode_sessionid(xdr, &res->csr_sessionid);  in encode_cb_sequence_res()
754 	p = xdr_reserve_space(xdr, 4 * sizeof(uint32_t));  in encode_cb_sequence_res()