diff options
Diffstat (limited to 'fs/nfs/nfs4xdr.c')
| -rw-r--r-- | fs/nfs/nfs4xdr.c | 384 |
1 files changed, 244 insertions, 140 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 8003c91ccb9a..badd73b7ca12 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -68,13 +68,19 @@ static int nfs4_stat_to_errno(int); #endif /* lock,open owner id: - * we currently use size 1 (u32) out of (NFS4_OPAQUE_LIMIT >> 2) + * we currently use size 2 (u64) out of (NFS4_OPAQUE_LIMIT >> 2) */ -#define owner_id_maxsz (1 + 1) +#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) @@ -87,12 +93,19 @@ static int nfs4_stat_to_errno(int); #define encode_getattr_maxsz (op_encode_hdr_maxsz + nfs4_fattr_bitmap_maxsz) #define nfs4_name_maxsz (1 + ((3 + NFS4_MAXNAMLEN) >> 2)) #define nfs4_path_maxsz (1 + ((3 + NFS4_MAXPATHLEN) >> 2)) +#define nfs4_owner_maxsz (1 + XDR_QUADLEN(IDMAP_NAMESZ)) +#define nfs4_group_maxsz (1 + XDR_QUADLEN(IDMAP_NAMESZ)) /* This is based on getfattr, which uses the most attributes: */ #define nfs4_fattr_value_maxsz (1 + (1 + 2 + 2 + 4 + 2 + 1 + 1 + 2 + 2 + \ - 3 + 3 + 3 + 2 * nfs4_name_maxsz)) + 3 + 3 + 3 + nfs4_owner_maxsz + nfs4_group_maxsz)) #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) @@ -116,8 +129,65 @@ static int nfs4_stat_to_errno(int); 3 + (NFS4_VERIFIER_SIZE >> 2)) #define decode_setclientid_confirm_maxsz \ (op_decode_hdr_maxsz) -#define encode_lookup_maxsz (op_encode_hdr_maxsz + \ - 1 + ((3 + NFS4_FHSIZE) >> 2)) +#define encode_lookup_maxsz (op_encode_hdr_maxsz + nfs4_name_maxsz) +#define decode_lookup_maxsz (op_decode_hdr_maxsz) +#define encode_share_access_maxsz \ + (2) +#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 + \ + 2 + encode_share_access_maxsz + 2 + \ + open_owner_id_maxsz + \ + encode_opentype_maxsz + \ + encode_claim_null_maxsz) +#define decode_ace_maxsz (3 + nfs4_owner_maxsz) +#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 + \ + 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 + \ @@ -126,106 +196,142 @@ 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) -#define decode_create_maxsz (op_decode_hdr_maxsz + 8) + 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 \ + (0) #define NFS4_enc_compound_sz (1024) /* XXX: large enough? */ #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 + \ - op_encode_hdr_maxsz + \ - 13 + 3 + 2 + 64 + \ - encode_getattr_maxsz + \ - encode_getfh_maxsz) + encode_putfh_maxsz + \ + encode_savefh_maxsz + \ + encode_open_maxsz + \ + encode_getfh_maxsz + \ + encode_getattr_maxsz + \ + encode_restorefh_maxsz + \ + encode_getattr_maxsz) #define NFS4_dec_open_sz (compound_decode_hdr_maxsz + \ - decode_putfh_maxsz + \ - op_decode_hdr_maxsz + 4 + 5 + 2 + 3 + \ - decode_getattr_maxsz + \ - decode_getfh_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) + decode_putfh_maxsz + \ + decode_savefh_maxsz + \ + decode_open_maxsz + \ + decode_getfh_maxsz + \ + decode_getattr_maxsz + \ + decode_restorefh_maxsz + \ + decode_getattr_maxsz) +#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 + \ - op_encode_hdr_maxsz + \ - 11) + encode_open_maxsz + \ + encode_getattr_maxsz) #define NFS4_dec_open_noattr_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + \ - 4 + 5 + 2 + 3) + decode_open_maxsz + \ + 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) @@ -252,39 +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 + \ - 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 + \ - 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 + \ - 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) @@ -298,7 +393,7 @@ static int nfs4_stat_to_errno(int); encode_getfh_maxsz) #define NFS4_dec_lookup_sz (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + \ + decode_lookup_maxsz + \ decode_getattr_maxsz + \ decode_getfh_maxsz) #define NFS4_enc_lookup_root_sz (compound_encode_hdr_maxsz + \ @@ -383,10 +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) @@ -402,27 +497,26 @@ 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 + \ - encode_getattr_maxsz) + encode_lookup_maxsz + \ + encode_fs_locations_maxsz) #define NFS4_dec_fs_locations_sz \ (compound_decode_hdr_maxsz + \ decode_putfh_maxsz + \ - op_decode_hdr_maxsz + \ - nfs4_fattr_bitmap_maxsz) + decode_lookup_maxsz + \ + decode_fs_locations_maxsz) static struct { unsigned int mode; @@ -793,13 +887,14 @@ static int encode_lock(struct xdr_stream *xdr, const struct nfs_lock_args *args) WRITE64(nfs4_lock_length(args->fl)); WRITE32(args->new_lock_owner); if (args->new_lock_owner){ - RESERVE_SPACE(4+NFS4_STATEID_SIZE+20); + RESERVE_SPACE(4+NFS4_STATEID_SIZE+32); WRITE32(args->open_seqid->sequence->counter); WRITEMEM(args->open_stateid->data, NFS4_STATEID_SIZE); WRITE32(args->lock_seqid->sequence->counter); WRITE64(args->lock_owner.clientid); - WRITE32(4); - WRITE32(args->lock_owner.id); + WRITE32(16); + WRITEMEM("lock id:", 8); + WRITE64(args->lock_owner.id); } else { RESERVE_SPACE(NFS4_STATEID_SIZE+4); @@ -814,14 +909,15 @@ static int encode_lockt(struct xdr_stream *xdr, const struct nfs_lockt_args *arg { __be32 *p; - RESERVE_SPACE(40); + RESERVE_SPACE(52); WRITE32(OP_LOCKT); WRITE32(nfs4_lock_type(args->fl, 0)); WRITE64(args->fl->fl_start); WRITE64(nfs4_lock_length(args->fl)); WRITE64(args->lock_owner.clientid); - WRITE32(4); - WRITE32(args->lock_owner.id); + WRITE32(16); + WRITEMEM("lock id:", 8); + WRITE64(args->lock_owner.id); return 0; } @@ -886,10 +982,11 @@ static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_opena WRITE32(OP_OPEN); WRITE32(arg->seqid->sequence->counter); encode_share_access(xdr, arg->open_flags); - RESERVE_SPACE(16); + RESERVE_SPACE(28); WRITE64(arg->clientid); - WRITE32(4); - WRITE32(arg->id); + WRITE32(16); + WRITEMEM("open id:", 8); + WRITE64(arg->id); } static inline void encode_createmode(struct xdr_stream *xdr, const struct nfs_openargs *arg) @@ -1071,12 +1168,10 @@ static int encode_read(struct xdr_stream *xdr, const struct nfs_readargs *args) static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg *readdir, struct rpc_rqst *req) { - struct rpc_auth *auth = req->rq_task->tk_auth; uint32_t attrs[2] = { FATTR4_WORD0_RDATTR_ERROR|FATTR4_WORD0_FILEID, FATTR4_WORD1_MOUNTED_ON_FILEID, }; - int replen; __be32 *p; RESERVE_SPACE(12+NFS4_VERIFIER_SIZE+20); @@ -1101,37 +1196,16 @@ static int encode_readdir(struct xdr_stream *xdr, const struct nfs4_readdir_arg attrs[0] & readdir->bitmask[0], attrs[1] & readdir->bitmask[1]); - /* set up reply kvec - * toplevel_status + taglen + rescount + OP_PUTFH + status - * + OP_READDIR + status + verifer(2) = 9 - */ - replen = (RPC_REPHDRSIZE + auth->au_rslack + 9) << 2; - xdr_inline_pages(&req->rq_rcv_buf, replen, readdir->pages, - readdir->pgbase, readdir->count); - dprintk("%s: inlined page args = (%u, %p, %u, %u)\n", - __FUNCTION__, replen, readdir->pages, - readdir->pgbase, readdir->count); - return 0; } static int encode_readlink(struct xdr_stream *xdr, const struct nfs4_readlink *readlink, struct rpc_rqst *req) { - struct rpc_auth *auth = req->rq_task->tk_auth; - unsigned int replen; __be32 *p; RESERVE_SPACE(4); WRITE32(OP_READLINK); - /* set up reply kvec - * toplevel_status + taglen + rescount + OP_PUTFH + status - * + OP_READLINK + status + string length = 8 - */ - replen = (RPC_REPHDRSIZE + auth->au_rslack + 8) << 2; - xdr_inline_pages(&req->rq_rcv_buf, replen, readlink->pages, - readlink->pgbase, readlink->pglen); - return 0; } @@ -1361,7 +1435,7 @@ out: /* * Encode REMOVE request */ -static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs4_remove_arg *args) +static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs_removeargs *args) { struct xdr_stream xdr; struct compound_hdr hdr = { @@ -1373,7 +1447,7 @@ static int nfs4_xdr_enc_remove(struct rpc_rqst *req, __be32 *p, const struct nfs encode_compound_hdr(&xdr, &hdr); if ((status = encode_putfh(&xdr, args->fh)) != 0) goto out; - if ((status = encode_remove(&xdr, args->name)) != 0) + if ((status = encode_remove(&xdr, &args->name)) != 0) goto out; status = encode_getfattr(&xdr, args->bitmask); out: @@ -1697,6 +1771,8 @@ static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, __be32 *p, const struct n struct compound_hdr hdr = { .nops = 2, }; + struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth; + unsigned int replen; int status; xdr_init_encode(&xdr, &req->rq_snd_buf, p); @@ -1705,6 +1781,15 @@ static int nfs4_xdr_enc_readlink(struct rpc_rqst *req, __be32 *p, const struct n if(status) goto out; status = encode_readlink(&xdr, args, req); + + /* set up reply kvec + * toplevel_status + taglen + rescount + OP_PUTFH + status + * + OP_READLINK + status + string length = 8 + */ + replen = (RPC_REPHDRSIZE + auth->au_rslack + NFS4_dec_readlink_sz) << 2; + xdr_inline_pages(&req->rq_rcv_buf, replen, args->pages, + args->pgbase, args->pglen); + out: return status; } @@ -1718,6 +1803,8 @@ static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nf struct compound_hdr hdr = { .nops = 2, }; + struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth; + int replen; int status; xdr_init_encode(&xdr, &req->rq_snd_buf, p); @@ -1726,6 +1813,18 @@ static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nf if(status) goto out; status = encode_readdir(&xdr, args, req); + + /* set up reply kvec + * toplevel_status + taglen + rescount + OP_PUTFH + status + * + OP_READDIR + status + verifer(2) = 9 + */ + replen = (RPC_REPHDRSIZE + auth->au_rslack + NFS4_dec_readdir_sz) << 2; + xdr_inline_pages(&req->rq_rcv_buf, replen, args->pages, + args->pgbase, args->count); + dprintk("%s: inlined page args = (%u, %p, %u, %u)\n", + __FUNCTION__, replen, args->pages, + args->pgbase, args->count); + out: return status; } @@ -1735,7 +1834,7 @@ out: */ static int nfs4_xdr_enc_read(struct rpc_rqst *req, __be32 *p, struct nfs_readargs *args) { - struct rpc_auth *auth = req->rq_task->tk_auth; + struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth; struct xdr_stream xdr; struct compound_hdr hdr = { .nops = 2, @@ -1795,7 +1894,7 @@ nfs4_xdr_enc_getacl(struct rpc_rqst *req, __be32 *p, struct nfs_getaclargs *args) { struct xdr_stream xdr; - struct rpc_auth *auth = req->rq_task->tk_auth; + struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth; struct compound_hdr hdr = { .nops = 2, }; @@ -2030,7 +2129,7 @@ static int nfs4_xdr_enc_fs_locations(struct rpc_rqst *req, __be32 *p, struct nfs struct compound_hdr hdr = { .nops = 3, }; - struct rpc_auth *auth = req->rq_task->tk_auth; + struct rpc_auth *auth = req->rq_task->tk_msg.rpc_cred->cr_auth; int replen; int status; @@ -3124,11 +3223,12 @@ static int decode_getfh(struct xdr_stream *xdr, struct nfs_fh *fh) uint32_t len; int status; + /* Zero handle first to allow comparisons */ + memset(fh, 0, sizeof(*fh)); + status = decode_op_hdr(xdr, OP_GETFH); if (status) return status; - /* Zero handle first to allow comparisons */ - memset(fh, 0, sizeof(*fh)); READ_BUF(4); READ32(len); @@ -3269,7 +3369,7 @@ static int decode_delegation(struct xdr_stream *xdr, struct nfs_openres *res) static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res) { __be32 *p; - uint32_t bmlen; + uint32_t savewords, bmlen, i; int status; status = decode_op_hdr(xdr, OP_OPEN); @@ -3287,7 +3387,12 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res) goto xdr_error; READ_BUF(bmlen << 2); - p += bmlen; + savewords = min_t(uint32_t, bmlen, NFS4_BITMAP_SIZE); + for (i = 0; i < savewords; ++i) + READ32(res->attrset[i]); + for (; i < NFS4_BITMAP_SIZE; i++) + res->attrset[i] = 0; + return decode_delegation(xdr, res); xdr_error: dprintk("%s: Bitmap too large! Length = %u\n", __FUNCTION__, bmlen); @@ -3730,7 +3835,7 @@ out: /* * Decode REMOVE response */ -static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_remove_res *res) +static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs_removeres *res) { struct xdr_stream xdr; struct compound_hdr hdr; @@ -3743,7 +3848,7 @@ static int nfs4_xdr_dec_remove(struct rpc_rqst *rqstp, __be32 *p, struct nfs4_re goto out; if ((status = decode_remove(&xdr, &res->cinfo)) != 0) goto out; - decode_getfattr(&xdr, res->dir_attr, res->server); + decode_getfattr(&xdr, &res->dir_attr, res->server); out: return status; } @@ -3988,12 +4093,11 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, __be32 *p, struct nfs_openr status = decode_open(&xdr, res); if (status) goto out; - status = decode_getfh(&xdr, &res->fh); - if (status) + if (decode_getfh(&xdr, &res->fh) != 0) goto out; if (decode_getfattr(&xdr, res->f_attr, res->server) != 0) goto out; - if ((status = decode_restorefh(&xdr)) != 0) + if (decode_restorefh(&xdr) != 0) goto out; decode_getfattr(&xdr, res->dir_attr, res->server); out: |