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-rw-r--r--fs/nfsd/xdr4cb.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/fs/nfsd/xdr4cb.h b/fs/nfsd/xdr4cb.h
new file mode 100644
index 000000000..547cf07cf
--- /dev/null
+++ b/fs/nfsd/xdr4cb.h
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#define NFS4_MAXTAGLEN 20
+
+#define NFS4_enc_cb_null_sz 0
+#define NFS4_dec_cb_null_sz 0
+#define cb_compound_enc_hdr_sz 4
+#define cb_compound_dec_hdr_sz (3 + (NFS4_MAXTAGLEN >> 2))
+#define sessionid_sz (NFS4_MAX_SESSIONID_LEN >> 2)
+#define cb_sequence_enc_sz (sessionid_sz + 4 + \
+ 1 /* no referring calls list yet */)
+#define cb_sequence_dec_sz (op_dec_sz + sessionid_sz + 4)
+
+#define op_enc_sz 1
+#define op_dec_sz 2
+#define enc_nfs4_fh_sz (1 + (NFS4_FHSIZE >> 2))
+#define enc_stateid_sz (NFS4_STATEID_SIZE >> 2)
+#define NFS4_enc_cb_recall_sz (cb_compound_enc_hdr_sz + \
+ cb_sequence_enc_sz + \
+ 1 + enc_stateid_sz + \
+ enc_nfs4_fh_sz)
+
+#define NFS4_dec_cb_recall_sz (cb_compound_dec_hdr_sz + \
+ cb_sequence_dec_sz + \
+ op_dec_sz)
+#define NFS4_enc_cb_layout_sz (cb_compound_enc_hdr_sz + \
+ cb_sequence_enc_sz + \
+ 1 + 3 + \
+ enc_nfs4_fh_sz + 4)
+#define NFS4_dec_cb_layout_sz (cb_compound_dec_hdr_sz + \
+ cb_sequence_dec_sz + \
+ op_dec_sz)
+
+#define NFS4_enc_cb_notify_lock_sz (cb_compound_enc_hdr_sz + \
+ cb_sequence_enc_sz + \
+ 2 + 1 + \
+ XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + \
+ enc_nfs4_fh_sz)
+#define NFS4_dec_cb_notify_lock_sz (cb_compound_dec_hdr_sz + \
+ cb_sequence_dec_sz + \
+ op_dec_sz)
+#define enc_cb_offload_info_sz (1 + 1 + 2 + 1 + \
+ XDR_QUADLEN(NFS4_VERIFIER_SIZE))
+#define NFS4_enc_cb_offload_sz (cb_compound_enc_hdr_sz + \
+ cb_sequence_enc_sz + \
+ enc_nfs4_fh_sz + \
+ enc_stateid_sz + \
+ enc_cb_offload_info_sz)
+#define NFS4_dec_cb_offload_sz (cb_compound_dec_hdr_sz + \
+ cb_sequence_dec_sz + \
+ op_dec_sz)