From 9104a55dc382c4aae42dff3f54351085cbcb7317 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Tue, 17 Jul 2007 21:52:42 -0400 Subject: [PATCH] NFSv4: More NFSv4 xdr cleanups Signed-off-by: Trond Myklebust --- fs/nfs/nfs4xdr.c | 208 ++++++++++++++++++++++++++++++----------------- 1 file changed, 134 insertions(+), 74 deletions(-) diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index af959147077b..5eb92f1e2e10 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -72,10 +72,15 @@ static int nfs4_stat_to_errno(int); */ #define open_owner_id_maxsz (1 + 4) #define lock_owner_id_maxsz (1 + 4) +#define decode_lockowner_maxsz (1 + XDR_QUADLEN(IDMAP_NAMESZ)) #define compound_encode_hdr_maxsz (3 + (NFS4_MAXTAGLEN >> 2)) #define compound_decode_hdr_maxsz (3 + (NFS4_MAXTAGLEN >> 2)) #define op_encode_hdr_maxsz (1) #define op_decode_hdr_maxsz (2) +#define encode_stateid_maxsz (XDR_QUADLEN(NFS4_STATEID_SIZE)) +#define decode_stateid_maxsz (XDR_QUADLEN(NFS4_STATEID_SIZE)) +#define encode_verifier_maxsz (XDR_QUADLEN(NFS4_VERIFIER_SIZE)) +#define decode_verifier_maxsz (XDR_QUADLEN(NFS4_VERIFIER_SIZE)) #define encode_putfh_maxsz (op_encode_hdr_maxsz + 1 + \ (NFS4_FHSIZE >> 2)) #define decode_putfh_maxsz (op_decode_hdr_maxsz) @@ -96,6 +101,11 @@ static int nfs4_stat_to_errno(int); #define nfs4_fattr_maxsz (nfs4_fattr_bitmap_maxsz + \ nfs4_fattr_value_maxsz) #define decode_getattr_maxsz (op_decode_hdr_maxsz + nfs4_fattr_maxsz) +#define encode_attrs_maxsz (nfs4_fattr_bitmap_maxsz + \ + 1 + 2 + 1 + \ + nfs4_owner_maxsz + \ + nfs4_group_maxsz + \ + 4 + 4) #define encode_savefh_maxsz (op_encode_hdr_maxsz) #define decode_savefh_maxsz (op_decode_hdr_maxsz) #define encode_restorefh_maxsz (op_encode_hdr_maxsz) @@ -123,7 +133,7 @@ static int nfs4_stat_to_errno(int); #define decode_lookup_maxsz (op_decode_hdr_maxsz) #define encode_share_access_maxsz \ (2) -#define encode_createmode_maxsz (1 + nfs4_fattr_maxsz) +#define encode_createmode_maxsz (1 + encode_attrs_maxsz) #define encode_opentype_maxsz (1 + encode_createmode_maxsz) #define encode_claim_null_maxsz (1 + nfs4_name_maxsz) #define encode_open_maxsz (op_encode_hdr_maxsz + \ @@ -132,14 +142,52 @@ static int nfs4_stat_to_errno(int); encode_opentype_maxsz + \ encode_claim_null_maxsz) #define decode_ace_maxsz (3 + nfs4_owner_maxsz) -#define decode_delegation_maxsz (1 + XDR_QUADLEN(NFS4_STATEID_SIZE) + 1 + \ +#define decode_delegation_maxsz (1 + decode_stateid_maxsz + 1 + \ decode_ace_maxsz) #define decode_change_info_maxsz (5) #define decode_open_maxsz (op_decode_hdr_maxsz + \ - XDR_QUADLEN(NFS4_STATEID_SIZE) + \ + decode_stateid_maxsz + \ decode_change_info_maxsz + 1 + \ nfs4_fattr_bitmap_maxsz + \ decode_delegation_maxsz) +#define encode_open_confirm_maxsz \ + (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + 1) +#define decode_open_confirm_maxsz \ + (op_decode_hdr_maxsz + \ + decode_stateid_maxsz) +#define encode_open_downgrade_maxsz \ + (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + 1 + \ + encode_share_access_maxsz) +#define decode_open_downgrade_maxsz \ + (op_decode_hdr_maxsz + \ + decode_stateid_maxsz) +#define encode_close_maxsz (op_encode_hdr_maxsz + \ + 1 + encode_stateid_maxsz) +#define decode_close_maxsz (op_decode_hdr_maxsz + \ + decode_stateid_maxsz) +#define encode_setattr_maxsz (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + \ + encode_attrs_maxsz) +#define decode_setattr_maxsz (op_decode_hdr_maxsz + \ + nfs4_fattr_bitmap_maxsz) +#define encode_read_maxsz (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + 3) +#define decode_read_maxsz (op_decode_hdr_maxsz + 2) +#define encode_readdir_maxsz (op_encode_hdr_maxsz + \ + 2 + encode_verifier_maxsz + 5) +#define decode_readdir_maxsz (op_decode_hdr_maxsz + \ + decode_verifier_maxsz) +#define encode_readlink_maxsz (op_encode_hdr_maxsz) +#define decode_readlink_maxsz (op_decode_hdr_maxsz + 1) +#define encode_write_maxsz (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + 4) +#define decode_write_maxsz (op_decode_hdr_maxsz + \ + 2 + decode_verifier_maxsz) +#define encode_commit_maxsz (op_encode_hdr_maxsz + 3) +#define decode_commit_maxsz (op_decode_hdr_maxsz + \ + decode_verifier_maxsz) #define encode_remove_maxsz (op_encode_hdr_maxsz + \ nfs4_name_maxsz) #define encode_rename_maxsz (op_encode_hdr_maxsz + \ @@ -148,19 +196,44 @@ static int nfs4_stat_to_errno(int); #define encode_link_maxsz (op_encode_hdr_maxsz + \ nfs4_name_maxsz) #define decode_link_maxsz (op_decode_hdr_maxsz + 5) +#define encode_lock_maxsz (op_encode_hdr_maxsz + \ + 7 + \ + 1 + encode_stateid_maxsz + 8) +#define decode_lock_denied_maxsz \ + (8 + decode_lockowner_maxsz) +#define decode_lock_maxsz (op_decode_hdr_maxsz + \ + decode_lock_denied_maxsz) +#define encode_lockt_maxsz (op_encode_hdr_maxsz + 12) +#define decode_lockt_maxsz (op_decode_hdr_maxsz + \ + decode_lock_denied_maxsz) +#define encode_locku_maxsz (op_encode_hdr_maxsz + 3 + \ + encode_stateid_maxsz + \ + 4) +#define decode_locku_maxsz (op_decode_hdr_maxsz + \ + decode_stateid_maxsz) +#define encode_access_maxsz (op_encode_hdr_maxsz + 1) +#define decode_access_maxsz (op_decode_hdr_maxsz + 2) #define encode_symlink_maxsz (op_encode_hdr_maxsz + \ 1 + nfs4_name_maxsz + \ 1 + \ nfs4_fattr_maxsz) #define decode_symlink_maxsz (op_decode_hdr_maxsz + 8) #define encode_create_maxsz (op_encode_hdr_maxsz + \ - 2 + nfs4_name_maxsz + \ - nfs4_fattr_maxsz) + 1 + 2 + nfs4_name_maxsz + \ + encode_attrs_maxsz) #define decode_create_maxsz (op_decode_hdr_maxsz + \ decode_change_info_maxsz + \ nfs4_fattr_bitmap_maxsz) +#define encode_statfs_maxsz (encode_getattr_maxsz) +#define decode_statfs_maxsz (decode_getattr_maxsz) #define encode_delegreturn_maxsz (op_encode_hdr_maxsz + 4) #define decode_delegreturn_maxsz (op_decode_hdr_maxsz) +#define encode_getacl_maxsz (encode_getattr_maxsz) +#define decode_getacl_maxsz (op_decode_hdr_maxsz + \ + nfs4_fattr_bitmap_maxsz + 1) +#define encode_setacl_maxsz (op_encode_hdr_maxsz + \ + encode_stateid_maxsz + 3) +#define decode_setacl_maxsz (decode_setattr_maxsz) #define encode_fs_locations_maxsz \ (encode_getattr_maxsz) #define decode_fs_locations_maxsz \ @@ -169,37 +242,37 @@ static int nfs4_stat_to_errno(int); #define NFS4_dec_compound_sz (1024) /* XXX: large enough? */ #define NFS4_enc_read_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 7) + encode_read_maxsz) #define NFS4_dec_read_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 2) + decode_read_maxsz) #define NFS4_enc_readlink_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz) + encode_readlink_maxsz) #define NFS4_dec_readlink_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz) + decode_readlink_maxsz) #define NFS4_enc_readdir_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 9) + encode_readdir_maxsz) #define NFS4_dec_readdir_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 2) + decode_readdir_maxsz) #define NFS4_enc_write_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 8 + \ + encode_write_maxsz + \ encode_getattr_maxsz) #define NFS4_dec_write_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 4 + \ + decode_write_maxsz + \ decode_getattr_maxsz) #define NFS4_enc_commit_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 3 + \ + encode_commit_maxsz + \ encode_getattr_maxsz) #define NFS4_dec_commit_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 2 + \ + decode_commit_maxsz + \ decode_getattr_maxsz) #define NFS4_enc_open_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ @@ -217,13 +290,14 @@ static int nfs4_stat_to_errno(int); decode_getattr_maxsz + \ decode_restorefh_maxsz + \ decode_getattr_maxsz) -#define NFS4_enc_open_confirm_sz \ - (compound_encode_hdr_maxsz + \ - encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 5) -#define NFS4_dec_open_confirm_sz (compound_decode_hdr_maxsz + \ - decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 4) +#define NFS4_enc_open_confirm_sz \ + (compound_encode_hdr_maxsz + \ + encode_putfh_maxsz + \ + encode_open_confirm_maxsz) +#define NFS4_dec_open_confirm_sz \ + (compound_decode_hdr_maxsz + \ + decode_putfh_maxsz + \ + decode_open_confirm_maxsz) #define NFS4_enc_open_noattr_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ encode_open_maxsz + \ @@ -234,31 +308,30 @@ static int nfs4_stat_to_errno(int); decode_getattr_maxsz) #define NFS4_enc_open_downgrade_sz \ (compound_encode_hdr_maxsz + \ - encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 7 + \ - encode_getattr_maxsz) + encode_putfh_maxsz + \ + encode_open_downgrade_maxsz + \ + encode_getattr_maxsz) #define NFS4_dec_open_downgrade_sz \ (compound_decode_hdr_maxsz + \ - decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 4 + \ - decode_getattr_maxsz) -#define NFS4_enc_close_sz (compound_encode_hdr_maxsz + \ - encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 5 + \ - encode_getattr_maxsz) -#define NFS4_dec_close_sz (compound_decode_hdr_maxsz + \ - decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 4 + \ - decode_getattr_maxsz) -#define NFS4_enc_setattr_sz (compound_encode_hdr_maxsz + \ - encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 4 + \ - nfs4_fattr_maxsz + \ - encode_getattr_maxsz) -#define NFS4_dec_setattr_sz (compound_decode_hdr_maxsz + \ - decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 3 + \ - nfs4_fattr_maxsz) + decode_putfh_maxsz + \ + decode_open_downgrade_maxsz + \ + decode_getattr_maxsz) +#define NFS4_enc_close_sz (compound_encode_hdr_maxsz + \ + encode_putfh_maxsz + \ + encode_close_maxsz + \ + encode_getattr_maxsz) +#define NFS4_dec_close_sz (compound_decode_hdr_maxsz + \ + decode_putfh_maxsz + \ + decode_close_maxsz + \ + decode_getattr_maxsz) +#define NFS4_enc_setattr_sz (compound_encode_hdr_maxsz + \ + encode_putfh_maxsz + \ + encode_setattr_maxsz + \ + encode_getattr_maxsz) +#define NFS4_dec_setattr_sz (compound_decode_hdr_maxsz + \ + decode_putfh_maxsz + \ + decode_setattr_maxsz + \ + decode_getattr_maxsz) #define NFS4_enc_fsinfo_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ encode_fsinfo_maxsz) @@ -285,39 +358,28 @@ static int nfs4_stat_to_errno(int); decode_fsinfo_maxsz) #define NFS4_enc_lock_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - encode_getattr_maxsz + \ - op_encode_hdr_maxsz + \ - 1 + 1 + 2 + 2 + \ - 1 + 4 + 1 + 2 + \ - lock_owner_id_maxsz) + encode_lock_maxsz) #define NFS4_dec_lock_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - decode_getattr_maxsz + \ - op_decode_hdr_maxsz + \ - 2 + 2 + 1 + 2 + \ - lock_owner_id_maxsz) + decode_lock_maxsz) #define NFS4_enc_lockt_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - encode_getattr_maxsz + \ - op_encode_hdr_maxsz + \ - 1 + 2 + 2 + 2 + \ - lock_owner_id_maxsz) -#define NFS4_dec_lockt_sz (NFS4_dec_lock_sz) + encode_lockt_maxsz) +#define NFS4_dec_lockt_sz (compound_decode_hdr_maxsz + \ + decode_putfh_maxsz + \ + decode_lockt_maxsz) #define NFS4_enc_locku_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - encode_getattr_maxsz + \ - op_encode_hdr_maxsz + \ - 1 + 1 + 4 + 2 + 2) + encode_locku_maxsz) #define NFS4_dec_locku_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - decode_getattr_maxsz + \ - op_decode_hdr_maxsz + 4) + decode_locku_maxsz) #define NFS4_enc_access_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 1) + encode_access_maxsz) #define NFS4_dec_access_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 2) + decode_access_maxsz) #define NFS4_enc_getattr_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ encode_getattr_maxsz) @@ -416,10 +478,10 @@ static int nfs4_stat_to_errno(int); decode_getattr_maxsz) #define NFS4_enc_statfs_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - encode_getattr_maxsz) + encode_statfs_maxsz) #define NFS4_dec_statfs_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 12) + decode_statfs_maxsz) #define NFS4_enc_server_caps_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ encode_getattr_maxsz) @@ -435,18 +497,16 @@ static int nfs4_stat_to_errno(int); decode_getattr_maxsz) #define NFS4_enc_getacl_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - encode_getattr_maxsz) + encode_getacl_maxsz) #define NFS4_dec_getacl_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + \ - nfs4_fattr_bitmap_maxsz + 1) + decode_getacl_maxsz) #define NFS4_enc_setacl_sz (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ - op_encode_hdr_maxsz + 4 + \ - nfs4_fattr_bitmap_maxsz + 1) + encode_setacl_maxsz) #define NFS4_dec_setacl_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + nfs4_fattr_bitmap_maxsz) + decode_setacl_maxsz) #define NFS4_enc_fs_locations_sz \ (compound_encode_hdr_maxsz + \ encode_putfh_maxsz + \ -- 2.30.2