19a74af21SBoaz Harrosh /* 29a74af21SBoaz Harrosh * Server-side types for NFSv4. 39a74af21SBoaz Harrosh * 49a74af21SBoaz Harrosh * Copyright (c) 2002 The Regents of the University of Michigan. 59a74af21SBoaz Harrosh * All rights reserved. 69a74af21SBoaz Harrosh * 79a74af21SBoaz Harrosh * Kendrick Smith <kmsmith@umich.edu> 89a74af21SBoaz Harrosh * Andy Adamson <andros@umich.edu> 99a74af21SBoaz Harrosh * 109a74af21SBoaz Harrosh * Redistribution and use in source and binary forms, with or without 119a74af21SBoaz Harrosh * modification, are permitted provided that the following conditions 129a74af21SBoaz Harrosh * are met: 139a74af21SBoaz Harrosh * 149a74af21SBoaz Harrosh * 1. Redistributions of source code must retain the above copyright 159a74af21SBoaz Harrosh * notice, this list of conditions and the following disclaimer. 169a74af21SBoaz Harrosh * 2. Redistributions in binary form must reproduce the above copyright 179a74af21SBoaz Harrosh * notice, this list of conditions and the following disclaimer in the 189a74af21SBoaz Harrosh * documentation and/or other materials provided with the distribution. 199a74af21SBoaz Harrosh * 3. Neither the name of the University nor the names of its 209a74af21SBoaz Harrosh * contributors may be used to endorse or promote products derived 219a74af21SBoaz Harrosh * from this software without specific prior written permission. 229a74af21SBoaz Harrosh * 239a74af21SBoaz Harrosh * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED 249a74af21SBoaz Harrosh * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 259a74af21SBoaz Harrosh * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 269a74af21SBoaz Harrosh * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 279a74af21SBoaz Harrosh * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 289a74af21SBoaz Harrosh * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 299a74af21SBoaz Harrosh * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 309a74af21SBoaz Harrosh * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 319a74af21SBoaz Harrosh * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 329a74af21SBoaz Harrosh * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 339a74af21SBoaz Harrosh * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 349a74af21SBoaz Harrosh * 359a74af21SBoaz Harrosh */ 369a74af21SBoaz Harrosh 379a74af21SBoaz Harrosh #ifndef _LINUX_NFSD_XDR4_H 389a74af21SBoaz Harrosh #define _LINUX_NFSD_XDR4_H 399a74af21SBoaz Harrosh 409a74af21SBoaz Harrosh #include "state.h" 419a74af21SBoaz Harrosh #include "nfsd.h" 429a74af21SBoaz Harrosh 439a74af21SBoaz Harrosh #define NFSD4_MAX_TAGLEN 128 449a74af21SBoaz Harrosh #define XDR_LEN(n) (((n) + 3) & ~3) 459a74af21SBoaz Harrosh 469a74af21SBoaz Harrosh struct nfsd4_compound_state { 479a74af21SBoaz Harrosh struct svc_fh current_fh; 489a74af21SBoaz Harrosh struct svc_fh save_fh; 499a74af21SBoaz Harrosh struct nfs4_stateowner *replay_owner; 509a74af21SBoaz Harrosh /* For sessions DRC */ 519a74af21SBoaz Harrosh struct nfsd4_session *session; 529a74af21SBoaz Harrosh struct nfsd4_slot *slot; 539a74af21SBoaz Harrosh __be32 *datap; 549a74af21SBoaz Harrosh size_t iovlen; 559a74af21SBoaz Harrosh u32 minorversion; 569a74af21SBoaz Harrosh u32 status; 579a74af21SBoaz Harrosh }; 589a74af21SBoaz Harrosh 599a74af21SBoaz Harrosh static inline bool nfsd4_has_session(struct nfsd4_compound_state *cs) 609a74af21SBoaz Harrosh { 619a74af21SBoaz Harrosh return cs->slot != NULL; 629a74af21SBoaz Harrosh } 639a74af21SBoaz Harrosh 649a74af21SBoaz Harrosh struct nfsd4_change_info { 659a74af21SBoaz Harrosh u32 atomic; 669a74af21SBoaz Harrosh bool change_supported; 679a74af21SBoaz Harrosh u32 before_ctime_sec; 689a74af21SBoaz Harrosh u32 before_ctime_nsec; 699a74af21SBoaz Harrosh u64 before_change; 709a74af21SBoaz Harrosh u32 after_ctime_sec; 719a74af21SBoaz Harrosh u32 after_ctime_nsec; 729a74af21SBoaz Harrosh u64 after_change; 739a74af21SBoaz Harrosh }; 749a74af21SBoaz Harrosh 759a74af21SBoaz Harrosh struct nfsd4_access { 769a74af21SBoaz Harrosh u32 ac_req_access; /* request */ 779a74af21SBoaz Harrosh u32 ac_supported; /* response */ 789a74af21SBoaz Harrosh u32 ac_resp_access; /* response */ 799a74af21SBoaz Harrosh }; 809a74af21SBoaz Harrosh 819a74af21SBoaz Harrosh struct nfsd4_close { 829a74af21SBoaz Harrosh u32 cl_seqid; /* request */ 839a74af21SBoaz Harrosh stateid_t cl_stateid; /* request+response */ 849a74af21SBoaz Harrosh struct nfs4_stateowner * cl_stateowner; /* response */ 859a74af21SBoaz Harrosh }; 869a74af21SBoaz Harrosh 879a74af21SBoaz Harrosh struct nfsd4_commit { 889a74af21SBoaz Harrosh u64 co_offset; /* request */ 899a74af21SBoaz Harrosh u32 co_count; /* request */ 909a74af21SBoaz Harrosh nfs4_verifier co_verf; /* response */ 919a74af21SBoaz Harrosh }; 929a74af21SBoaz Harrosh 939a74af21SBoaz Harrosh struct nfsd4_create { 949a74af21SBoaz Harrosh u32 cr_namelen; /* request */ 959a74af21SBoaz Harrosh char * cr_name; /* request */ 969a74af21SBoaz Harrosh u32 cr_type; /* request */ 979a74af21SBoaz Harrosh union { /* request */ 989a74af21SBoaz Harrosh struct { 999a74af21SBoaz Harrosh u32 namelen; 1009a74af21SBoaz Harrosh char *name; 1019a74af21SBoaz Harrosh } link; /* NF4LNK */ 1029a74af21SBoaz Harrosh struct { 1039a74af21SBoaz Harrosh u32 specdata1; 1049a74af21SBoaz Harrosh u32 specdata2; 1059a74af21SBoaz Harrosh } dev; /* NF4BLK, NF4CHR */ 1069a74af21SBoaz Harrosh } u; 1079a74af21SBoaz Harrosh u32 cr_bmval[3]; /* request */ 1089a74af21SBoaz Harrosh struct iattr cr_iattr; /* request */ 1099a74af21SBoaz Harrosh struct nfsd4_change_info cr_cinfo; /* response */ 1109a74af21SBoaz Harrosh struct nfs4_acl *cr_acl; 1119a74af21SBoaz Harrosh }; 1129a74af21SBoaz Harrosh #define cr_linklen u.link.namelen 1139a74af21SBoaz Harrosh #define cr_linkname u.link.name 1149a74af21SBoaz Harrosh #define cr_specdata1 u.dev.specdata1 1159a74af21SBoaz Harrosh #define cr_specdata2 u.dev.specdata2 1169a74af21SBoaz Harrosh 1179a74af21SBoaz Harrosh struct nfsd4_delegreturn { 1189a74af21SBoaz Harrosh stateid_t dr_stateid; 1199a74af21SBoaz Harrosh }; 1209a74af21SBoaz Harrosh 1219a74af21SBoaz Harrosh struct nfsd4_getattr { 1229a74af21SBoaz Harrosh u32 ga_bmval[3]; /* request */ 1239a74af21SBoaz Harrosh struct svc_fh *ga_fhp; /* response */ 1249a74af21SBoaz Harrosh }; 1259a74af21SBoaz Harrosh 1269a74af21SBoaz Harrosh struct nfsd4_link { 1279a74af21SBoaz Harrosh u32 li_namelen; /* request */ 1289a74af21SBoaz Harrosh char * li_name; /* request */ 1299a74af21SBoaz Harrosh struct nfsd4_change_info li_cinfo; /* response */ 1309a74af21SBoaz Harrosh }; 1319a74af21SBoaz Harrosh 1329a74af21SBoaz Harrosh struct nfsd4_lock_denied { 1339a74af21SBoaz Harrosh clientid_t ld_clientid; 1349a74af21SBoaz Harrosh struct nfs4_stateowner *ld_sop; 1359a74af21SBoaz Harrosh u64 ld_start; 1369a74af21SBoaz Harrosh u64 ld_length; 1379a74af21SBoaz Harrosh u32 ld_type; 1389a74af21SBoaz Harrosh }; 1399a74af21SBoaz Harrosh 1409a74af21SBoaz Harrosh struct nfsd4_lock { 1419a74af21SBoaz Harrosh /* request */ 1429a74af21SBoaz Harrosh u32 lk_type; 1439a74af21SBoaz Harrosh u32 lk_reclaim; /* boolean */ 1449a74af21SBoaz Harrosh u64 lk_offset; 1459a74af21SBoaz Harrosh u64 lk_length; 1469a74af21SBoaz Harrosh u32 lk_is_new; 1479a74af21SBoaz Harrosh union { 1489a74af21SBoaz Harrosh struct { 1499a74af21SBoaz Harrosh u32 open_seqid; 1509a74af21SBoaz Harrosh stateid_t open_stateid; 1519a74af21SBoaz Harrosh u32 lock_seqid; 1529a74af21SBoaz Harrosh clientid_t clientid; 1539a74af21SBoaz Harrosh struct xdr_netobj owner; 1549a74af21SBoaz Harrosh } new; 1559a74af21SBoaz Harrosh struct { 1569a74af21SBoaz Harrosh stateid_t lock_stateid; 1579a74af21SBoaz Harrosh u32 lock_seqid; 1589a74af21SBoaz Harrosh } old; 1599a74af21SBoaz Harrosh } v; 1609a74af21SBoaz Harrosh 1619a74af21SBoaz Harrosh /* response */ 1629a74af21SBoaz Harrosh union { 1639a74af21SBoaz Harrosh struct { 1649a74af21SBoaz Harrosh stateid_t stateid; 1659a74af21SBoaz Harrosh } ok; 1669a74af21SBoaz Harrosh struct nfsd4_lock_denied denied; 1679a74af21SBoaz Harrosh } u; 1689a74af21SBoaz Harrosh /* The lk_replay_owner is the open owner in the open_to_lock_owner 1699a74af21SBoaz Harrosh * case and the lock owner otherwise: */ 1709a74af21SBoaz Harrosh struct nfs4_stateowner *lk_replay_owner; 1719a74af21SBoaz Harrosh }; 1729a74af21SBoaz Harrosh #define lk_new_open_seqid v.new.open_seqid 1739a74af21SBoaz Harrosh #define lk_new_open_stateid v.new.open_stateid 1749a74af21SBoaz Harrosh #define lk_new_lock_seqid v.new.lock_seqid 1759a74af21SBoaz Harrosh #define lk_new_clientid v.new.clientid 1769a74af21SBoaz Harrosh #define lk_new_owner v.new.owner 1779a74af21SBoaz Harrosh #define lk_old_lock_stateid v.old.lock_stateid 1789a74af21SBoaz Harrosh #define lk_old_lock_seqid v.old.lock_seqid 1799a74af21SBoaz Harrosh 1809a74af21SBoaz Harrosh #define lk_rflags u.ok.rflags 1819a74af21SBoaz Harrosh #define lk_resp_stateid u.ok.stateid 1829a74af21SBoaz Harrosh #define lk_denied u.denied 1839a74af21SBoaz Harrosh 1849a74af21SBoaz Harrosh 1859a74af21SBoaz Harrosh struct nfsd4_lockt { 1869a74af21SBoaz Harrosh u32 lt_type; 1879a74af21SBoaz Harrosh clientid_t lt_clientid; 1889a74af21SBoaz Harrosh struct xdr_netobj lt_owner; 1899a74af21SBoaz Harrosh u64 lt_offset; 1909a74af21SBoaz Harrosh u64 lt_length; 1919a74af21SBoaz Harrosh struct nfs4_stateowner * lt_stateowner; 1929a74af21SBoaz Harrosh struct nfsd4_lock_denied lt_denied; 1939a74af21SBoaz Harrosh }; 1949a74af21SBoaz Harrosh 1959a74af21SBoaz Harrosh 1969a74af21SBoaz Harrosh struct nfsd4_locku { 1979a74af21SBoaz Harrosh u32 lu_type; 1989a74af21SBoaz Harrosh u32 lu_seqid; 1999a74af21SBoaz Harrosh stateid_t lu_stateid; 2009a74af21SBoaz Harrosh u64 lu_offset; 2019a74af21SBoaz Harrosh u64 lu_length; 2029a74af21SBoaz Harrosh struct nfs4_stateowner *lu_stateowner; 2039a74af21SBoaz Harrosh }; 2049a74af21SBoaz Harrosh 2059a74af21SBoaz Harrosh 2069a74af21SBoaz Harrosh struct nfsd4_lookup { 2079a74af21SBoaz Harrosh u32 lo_len; /* request */ 2089a74af21SBoaz Harrosh char * lo_name; /* request */ 2099a74af21SBoaz Harrosh }; 2109a74af21SBoaz Harrosh 2119a74af21SBoaz Harrosh struct nfsd4_putfh { 2129a74af21SBoaz Harrosh u32 pf_fhlen; /* request */ 2139a74af21SBoaz Harrosh char *pf_fhval; /* request */ 2149a74af21SBoaz Harrosh }; 2159a74af21SBoaz Harrosh 2169a74af21SBoaz Harrosh struct nfsd4_open { 2179a74af21SBoaz Harrosh u32 op_claim_type; /* request */ 2189a74af21SBoaz Harrosh struct xdr_netobj op_fname; /* request - everything but CLAIM_PREV */ 2199a74af21SBoaz Harrosh u32 op_delegate_type; /* request - CLAIM_PREV only */ 2209a74af21SBoaz Harrosh stateid_t op_delegate_stateid; /* request - response */ 2219a74af21SBoaz Harrosh u32 op_create; /* request */ 2229a74af21SBoaz Harrosh u32 op_createmode; /* request */ 2239a74af21SBoaz Harrosh u32 op_bmval[3]; /* request */ 2249a74af21SBoaz Harrosh struct iattr iattr; /* UNCHECKED4, GUARDED4, EXCLUSIVE4_1 */ 2259a74af21SBoaz Harrosh nfs4_verifier verf; /* EXCLUSIVE4 */ 2269a74af21SBoaz Harrosh clientid_t op_clientid; /* request */ 2279a74af21SBoaz Harrosh struct xdr_netobj op_owner; /* request */ 2289a74af21SBoaz Harrosh u32 op_seqid; /* request */ 2299a74af21SBoaz Harrosh u32 op_share_access; /* request */ 2309a74af21SBoaz Harrosh u32 op_share_deny; /* request */ 2319a74af21SBoaz Harrosh stateid_t op_stateid; /* response */ 2329a74af21SBoaz Harrosh u32 op_recall; /* recall */ 2339a74af21SBoaz Harrosh struct nfsd4_change_info op_cinfo; /* response */ 2349a74af21SBoaz Harrosh u32 op_rflags; /* response */ 2359a74af21SBoaz Harrosh int op_truncate; /* used during processing */ 2369a74af21SBoaz Harrosh struct nfs4_stateowner *op_stateowner; /* used during processing */ 2379a74af21SBoaz Harrosh struct nfs4_acl *op_acl; 2389a74af21SBoaz Harrosh }; 2399a74af21SBoaz Harrosh #define op_iattr iattr 2409a74af21SBoaz Harrosh #define op_verf verf 2419a74af21SBoaz Harrosh 2429a74af21SBoaz Harrosh struct nfsd4_open_confirm { 2439a74af21SBoaz Harrosh stateid_t oc_req_stateid /* request */; 2449a74af21SBoaz Harrosh u32 oc_seqid /* request */; 2459a74af21SBoaz Harrosh stateid_t oc_resp_stateid /* response */; 2469a74af21SBoaz Harrosh struct nfs4_stateowner * oc_stateowner; /* response */ 2479a74af21SBoaz Harrosh }; 2489a74af21SBoaz Harrosh 2499a74af21SBoaz Harrosh struct nfsd4_open_downgrade { 2509a74af21SBoaz Harrosh stateid_t od_stateid; 2519a74af21SBoaz Harrosh u32 od_seqid; 2529a74af21SBoaz Harrosh u32 od_share_access; 2539a74af21SBoaz Harrosh u32 od_share_deny; 2549a74af21SBoaz Harrosh struct nfs4_stateowner *od_stateowner; 2559a74af21SBoaz Harrosh }; 2569a74af21SBoaz Harrosh 2579a74af21SBoaz Harrosh 2589a74af21SBoaz Harrosh struct nfsd4_read { 2599a74af21SBoaz Harrosh stateid_t rd_stateid; /* request */ 2609a74af21SBoaz Harrosh u64 rd_offset; /* request */ 2619a74af21SBoaz Harrosh u32 rd_length; /* request */ 2629a74af21SBoaz Harrosh int rd_vlen; 2639a74af21SBoaz Harrosh struct file *rd_filp; 2649a74af21SBoaz Harrosh 2659a74af21SBoaz Harrosh struct svc_rqst *rd_rqstp; /* response */ 2669a74af21SBoaz Harrosh struct svc_fh * rd_fhp; /* response */ 2679a74af21SBoaz Harrosh }; 2689a74af21SBoaz Harrosh 2699a74af21SBoaz Harrosh struct nfsd4_readdir { 2709a74af21SBoaz Harrosh u64 rd_cookie; /* request */ 2719a74af21SBoaz Harrosh nfs4_verifier rd_verf; /* request */ 2729a74af21SBoaz Harrosh u32 rd_dircount; /* request */ 2739a74af21SBoaz Harrosh u32 rd_maxcount; /* request */ 2749a74af21SBoaz Harrosh u32 rd_bmval[3]; /* request */ 2759a74af21SBoaz Harrosh struct svc_rqst *rd_rqstp; /* response */ 2769a74af21SBoaz Harrosh struct svc_fh * rd_fhp; /* response */ 2779a74af21SBoaz Harrosh 2789a74af21SBoaz Harrosh struct readdir_cd common; 2799a74af21SBoaz Harrosh __be32 * buffer; 2809a74af21SBoaz Harrosh int buflen; 2819a74af21SBoaz Harrosh __be32 * offset; 2829a74af21SBoaz Harrosh }; 2839a74af21SBoaz Harrosh 2849a74af21SBoaz Harrosh struct nfsd4_release_lockowner { 2859a74af21SBoaz Harrosh clientid_t rl_clientid; 2869a74af21SBoaz Harrosh struct xdr_netobj rl_owner; 2879a74af21SBoaz Harrosh }; 2889a74af21SBoaz Harrosh struct nfsd4_readlink { 2899a74af21SBoaz Harrosh struct svc_rqst *rl_rqstp; /* request */ 2909a74af21SBoaz Harrosh struct svc_fh * rl_fhp; /* request */ 2919a74af21SBoaz Harrosh }; 2929a74af21SBoaz Harrosh 2939a74af21SBoaz Harrosh struct nfsd4_remove { 2949a74af21SBoaz Harrosh u32 rm_namelen; /* request */ 2959a74af21SBoaz Harrosh char * rm_name; /* request */ 2969a74af21SBoaz Harrosh struct nfsd4_change_info rm_cinfo; /* response */ 2979a74af21SBoaz Harrosh }; 2989a74af21SBoaz Harrosh 2999a74af21SBoaz Harrosh struct nfsd4_rename { 3009a74af21SBoaz Harrosh u32 rn_snamelen; /* request */ 3019a74af21SBoaz Harrosh char * rn_sname; /* request */ 3029a74af21SBoaz Harrosh u32 rn_tnamelen; /* request */ 3039a74af21SBoaz Harrosh char * rn_tname; /* request */ 3049a74af21SBoaz Harrosh struct nfsd4_change_info rn_sinfo; /* response */ 3059a74af21SBoaz Harrosh struct nfsd4_change_info rn_tinfo; /* response */ 3069a74af21SBoaz Harrosh }; 3079a74af21SBoaz Harrosh 3089a74af21SBoaz Harrosh struct nfsd4_secinfo { 3099a74af21SBoaz Harrosh u32 si_namelen; /* request */ 3109a74af21SBoaz Harrosh char *si_name; /* request */ 3119a74af21SBoaz Harrosh struct svc_export *si_exp; /* response */ 3129a74af21SBoaz Harrosh }; 3139a74af21SBoaz Harrosh 31404f4ad16SJ. Bruce Fields struct nfsd4_secinfo_no_name { 31504f4ad16SJ. Bruce Fields u32 sin_style; /* request */ 31604f4ad16SJ. Bruce Fields struct svc_export *sin_exp; /* response */ 31704f4ad16SJ. Bruce Fields }; 31804f4ad16SJ. Bruce Fields 3199a74af21SBoaz Harrosh struct nfsd4_setattr { 3209a74af21SBoaz Harrosh stateid_t sa_stateid; /* request */ 3219a74af21SBoaz Harrosh u32 sa_bmval[3]; /* request */ 3229a74af21SBoaz Harrosh struct iattr sa_iattr; /* request */ 3239a74af21SBoaz Harrosh struct nfs4_acl *sa_acl; 3249a74af21SBoaz Harrosh }; 3259a74af21SBoaz Harrosh 3269a74af21SBoaz Harrosh struct nfsd4_setclientid { 3279a74af21SBoaz Harrosh nfs4_verifier se_verf; /* request */ 3289a74af21SBoaz Harrosh u32 se_namelen; /* request */ 3299a74af21SBoaz Harrosh char * se_name; /* request */ 3309a74af21SBoaz Harrosh u32 se_callback_prog; /* request */ 3319a74af21SBoaz Harrosh u32 se_callback_netid_len; /* request */ 3329a74af21SBoaz Harrosh char * se_callback_netid_val; /* request */ 3339a74af21SBoaz Harrosh u32 se_callback_addr_len; /* request */ 3349a74af21SBoaz Harrosh char * se_callback_addr_val; /* request */ 3359a74af21SBoaz Harrosh u32 se_callback_ident; /* request */ 3369a74af21SBoaz Harrosh clientid_t se_clientid; /* response */ 3379a74af21SBoaz Harrosh nfs4_verifier se_confirm; /* response */ 3389a74af21SBoaz Harrosh }; 3399a74af21SBoaz Harrosh 3409a74af21SBoaz Harrosh struct nfsd4_setclientid_confirm { 3419a74af21SBoaz Harrosh clientid_t sc_clientid; 3429a74af21SBoaz Harrosh nfs4_verifier sc_confirm; 3439a74af21SBoaz Harrosh }; 3449a74af21SBoaz Harrosh 3459a74af21SBoaz Harrosh /* also used for NVERIFY */ 3469a74af21SBoaz Harrosh struct nfsd4_verify { 3479a74af21SBoaz Harrosh u32 ve_bmval[3]; /* request */ 3489a74af21SBoaz Harrosh u32 ve_attrlen; /* request */ 3499a74af21SBoaz Harrosh char * ve_attrval; /* request */ 3509a74af21SBoaz Harrosh }; 3519a74af21SBoaz Harrosh 3529a74af21SBoaz Harrosh struct nfsd4_write { 3539a74af21SBoaz Harrosh stateid_t wr_stateid; /* request */ 3549a74af21SBoaz Harrosh u64 wr_offset; /* request */ 3559a74af21SBoaz Harrosh u32 wr_stable_how; /* request */ 3569a74af21SBoaz Harrosh u32 wr_buflen; /* request */ 3579a74af21SBoaz Harrosh int wr_vlen; 3589a74af21SBoaz Harrosh 3599a74af21SBoaz Harrosh u32 wr_bytes_written; /* response */ 3609a74af21SBoaz Harrosh u32 wr_how_written; /* response */ 3619a74af21SBoaz Harrosh nfs4_verifier wr_verifier; /* response */ 3629a74af21SBoaz Harrosh }; 3639a74af21SBoaz Harrosh 3649a74af21SBoaz Harrosh struct nfsd4_exchange_id { 3659a74af21SBoaz Harrosh nfs4_verifier verifier; 3669a74af21SBoaz Harrosh struct xdr_netobj clname; 3679a74af21SBoaz Harrosh u32 flags; 3689a74af21SBoaz Harrosh clientid_t clientid; 3699a74af21SBoaz Harrosh u32 seqid; 3709a74af21SBoaz Harrosh int spa_how; 3719a74af21SBoaz Harrosh }; 3729a74af21SBoaz Harrosh 3739a74af21SBoaz Harrosh struct nfsd4_sequence { 3749a74af21SBoaz Harrosh struct nfs4_sessionid sessionid; /* request/response */ 3759a74af21SBoaz Harrosh u32 seqid; /* request/response */ 3769a74af21SBoaz Harrosh u32 slotid; /* request/response */ 3779a74af21SBoaz Harrosh u32 maxslots; /* request/response */ 3789a74af21SBoaz Harrosh u32 cachethis; /* request */ 3799a74af21SBoaz Harrosh #if 0 3809a74af21SBoaz Harrosh u32 target_maxslots; /* response */ 3819a74af21SBoaz Harrosh u32 status_flags; /* response */ 3829a74af21SBoaz Harrosh #endif /* not yet */ 3839a74af21SBoaz Harrosh }; 3849a74af21SBoaz Harrosh 3859a74af21SBoaz Harrosh struct nfsd4_destroy_session { 3869a74af21SBoaz Harrosh struct nfs4_sessionid sessionid; 3879a74af21SBoaz Harrosh }; 3889a74af21SBoaz Harrosh 3894dc6ec00SJ. Bruce Fields struct nfsd4_reclaim_complete { 3904dc6ec00SJ. Bruce Fields u32 rca_one_fs; 3914dc6ec00SJ. Bruce Fields }; 3924dc6ec00SJ. Bruce Fields 3939a74af21SBoaz Harrosh struct nfsd4_op { 3949a74af21SBoaz Harrosh int opnum; 3959a74af21SBoaz Harrosh __be32 status; 3969a74af21SBoaz Harrosh union { 3979a74af21SBoaz Harrosh struct nfsd4_access access; 3989a74af21SBoaz Harrosh struct nfsd4_close close; 3999a74af21SBoaz Harrosh struct nfsd4_commit commit; 4009a74af21SBoaz Harrosh struct nfsd4_create create; 4019a74af21SBoaz Harrosh struct nfsd4_delegreturn delegreturn; 4029a74af21SBoaz Harrosh struct nfsd4_getattr getattr; 4039a74af21SBoaz Harrosh struct svc_fh * getfh; 4049a74af21SBoaz Harrosh struct nfsd4_link link; 4059a74af21SBoaz Harrosh struct nfsd4_lock lock; 4069a74af21SBoaz Harrosh struct nfsd4_lockt lockt; 4079a74af21SBoaz Harrosh struct nfsd4_locku locku; 4089a74af21SBoaz Harrosh struct nfsd4_lookup lookup; 4099a74af21SBoaz Harrosh struct nfsd4_verify nverify; 4109a74af21SBoaz Harrosh struct nfsd4_open open; 4119a74af21SBoaz Harrosh struct nfsd4_open_confirm open_confirm; 4129a74af21SBoaz Harrosh struct nfsd4_open_downgrade open_downgrade; 4139a74af21SBoaz Harrosh struct nfsd4_putfh putfh; 4149a74af21SBoaz Harrosh struct nfsd4_read read; 4159a74af21SBoaz Harrosh struct nfsd4_readdir readdir; 4169a74af21SBoaz Harrosh struct nfsd4_readlink readlink; 4179a74af21SBoaz Harrosh struct nfsd4_remove remove; 4189a74af21SBoaz Harrosh struct nfsd4_rename rename; 4199a74af21SBoaz Harrosh clientid_t renew; 4209a74af21SBoaz Harrosh struct nfsd4_secinfo secinfo; 4219a74af21SBoaz Harrosh struct nfsd4_setattr setattr; 4229a74af21SBoaz Harrosh struct nfsd4_setclientid setclientid; 4239a74af21SBoaz Harrosh struct nfsd4_setclientid_confirm setclientid_confirm; 4249a74af21SBoaz Harrosh struct nfsd4_verify verify; 4259a74af21SBoaz Harrosh struct nfsd4_write write; 4269a74af21SBoaz Harrosh struct nfsd4_release_lockowner release_lockowner; 4279a74af21SBoaz Harrosh 4289a74af21SBoaz Harrosh /* NFSv4.1 */ 4299a74af21SBoaz Harrosh struct nfsd4_exchange_id exchange_id; 4301d1bc8f2SJ. Bruce Fields struct nfsd4_bind_conn_to_session bind_conn_to_session; 4319a74af21SBoaz Harrosh struct nfsd4_create_session create_session; 4329a74af21SBoaz Harrosh struct nfsd4_destroy_session destroy_session; 4339a74af21SBoaz Harrosh struct nfsd4_sequence sequence; 4344dc6ec00SJ. Bruce Fields struct nfsd4_reclaim_complete reclaim_complete; 4359a74af21SBoaz Harrosh } u; 4369a74af21SBoaz Harrosh struct nfs4_replay * replay; 4379a74af21SBoaz Harrosh }; 4389a74af21SBoaz Harrosh 4399a74af21SBoaz Harrosh struct nfsd4_compoundargs { 4409a74af21SBoaz Harrosh /* scratch variables for XDR decode */ 4419a74af21SBoaz Harrosh __be32 * p; 4429a74af21SBoaz Harrosh __be32 * end; 4439a74af21SBoaz Harrosh struct page ** pagelist; 4449a74af21SBoaz Harrosh int pagelen; 4459a74af21SBoaz Harrosh __be32 tmp[8]; 4469a74af21SBoaz Harrosh __be32 * tmpp; 4479a74af21SBoaz Harrosh struct tmpbuf { 4489a74af21SBoaz Harrosh struct tmpbuf *next; 4499a74af21SBoaz Harrosh void (*release)(const void *); 4509a74af21SBoaz Harrosh void *buf; 4519a74af21SBoaz Harrosh } *to_free; 4529a74af21SBoaz Harrosh 4539a74af21SBoaz Harrosh struct svc_rqst *rqstp; 4549a74af21SBoaz Harrosh 4559a74af21SBoaz Harrosh u32 taglen; 4569a74af21SBoaz Harrosh char * tag; 4579a74af21SBoaz Harrosh u32 minorversion; 4589a74af21SBoaz Harrosh u32 opcnt; 4599a74af21SBoaz Harrosh struct nfsd4_op *ops; 4609a74af21SBoaz Harrosh struct nfsd4_op iops[8]; 4619a74af21SBoaz Harrosh }; 4629a74af21SBoaz Harrosh 4639a74af21SBoaz Harrosh struct nfsd4_compoundres { 4649a74af21SBoaz Harrosh /* scratch variables for XDR encode */ 4659a74af21SBoaz Harrosh __be32 * p; 4669a74af21SBoaz Harrosh __be32 * end; 4679a74af21SBoaz Harrosh struct xdr_buf * xbuf; 4689a74af21SBoaz Harrosh struct svc_rqst * rqstp; 4699a74af21SBoaz Harrosh 4709a74af21SBoaz Harrosh u32 taglen; 4719a74af21SBoaz Harrosh char * tag; 4729a74af21SBoaz Harrosh u32 opcnt; 4739a74af21SBoaz Harrosh __be32 * tagp; /* tag, opcount encode location */ 4749a74af21SBoaz Harrosh struct nfsd4_compound_state cstate; 4759a74af21SBoaz Harrosh }; 4769a74af21SBoaz Harrosh 4779a74af21SBoaz Harrosh static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp) 4789a74af21SBoaz Harrosh { 4799a74af21SBoaz Harrosh struct nfsd4_compoundargs *args = resp->rqstp->rq_argp; 4809a74af21SBoaz Harrosh return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE; 4819a74af21SBoaz Harrosh } 4829a74af21SBoaz Harrosh 4839a74af21SBoaz Harrosh static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp) 4849a74af21SBoaz Harrosh { 4859a74af21SBoaz Harrosh return !resp->cstate.slot->sl_cachethis || nfsd4_is_solo_sequence(resp); 4869a74af21SBoaz Harrosh } 4879a74af21SBoaz Harrosh 4889a74af21SBoaz Harrosh #define NFS4_SVC_XDRSIZE sizeof(struct nfsd4_compoundargs) 4899a74af21SBoaz Harrosh 4909a74af21SBoaz Harrosh static inline void 4919a74af21SBoaz Harrosh set_change_info(struct nfsd4_change_info *cinfo, struct svc_fh *fhp) 4929a74af21SBoaz Harrosh { 493c1ac3ffcSNeil Brown BUG_ON(!fhp->fh_pre_saved); 494c1ac3ffcSNeil Brown cinfo->atomic = fhp->fh_post_saved; 4959a74af21SBoaz Harrosh cinfo->change_supported = IS_I_VERSION(fhp->fh_dentry->d_inode); 496c1ac3ffcSNeil Brown 4979a74af21SBoaz Harrosh cinfo->before_change = fhp->fh_pre_change; 4989a74af21SBoaz Harrosh cinfo->after_change = fhp->fh_post_change; 4999a74af21SBoaz Harrosh cinfo->before_ctime_sec = fhp->fh_pre_ctime.tv_sec; 5009a74af21SBoaz Harrosh cinfo->before_ctime_nsec = fhp->fh_pre_ctime.tv_nsec; 5019a74af21SBoaz Harrosh cinfo->after_ctime_sec = fhp->fh_post_attr.ctime.tv_sec; 5029a74af21SBoaz Harrosh cinfo->after_ctime_nsec = fhp->fh_post_attr.ctime.tv_nsec; 503c1ac3ffcSNeil Brown 5049a74af21SBoaz Harrosh } 5059a74af21SBoaz Harrosh 5069a74af21SBoaz Harrosh int nfs4svc_encode_voidres(struct svc_rqst *, __be32 *, void *); 5079a74af21SBoaz Harrosh int nfs4svc_decode_compoundargs(struct svc_rqst *, __be32 *, 5089a74af21SBoaz Harrosh struct nfsd4_compoundargs *); 5099a74af21SBoaz Harrosh int nfs4svc_encode_compoundres(struct svc_rqst *, __be32 *, 5109a74af21SBoaz Harrosh struct nfsd4_compoundres *); 5119a74af21SBoaz Harrosh void nfsd4_encode_operation(struct nfsd4_compoundres *, struct nfsd4_op *); 5129a74af21SBoaz Harrosh void nfsd4_encode_replay(struct nfsd4_compoundres *resp, struct nfsd4_op *op); 5139a74af21SBoaz Harrosh __be32 nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp, 5149a74af21SBoaz Harrosh struct dentry *dentry, __be32 *buffer, int *countp, 5159a74af21SBoaz Harrosh u32 *bmval, struct svc_rqst *, int ignore_crossmnt); 5169a74af21SBoaz Harrosh extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp, 5179a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5189a74af21SBoaz Harrosh struct nfsd4_setclientid *setclid); 5199a74af21SBoaz Harrosh extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp, 5209a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5219a74af21SBoaz Harrosh struct nfsd4_setclientid_confirm *setclientid_confirm); 5229a74af21SBoaz Harrosh extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp); 5239a74af21SBoaz Harrosh extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp, 5249a74af21SBoaz Harrosh struct nfsd4_sequence *seq); 5259a74af21SBoaz Harrosh extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp, 5263c4ab2aaSJ. Bruce Fields struct nfsd4_compound_state *, struct nfsd4_exchange_id *); 5271d1bc8f2SJ. Bruce Fields extern __be32 nfsd4_bind_conn_to_session(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_bind_conn_to_session *); 5289a74af21SBoaz Harrosh extern __be32 nfsd4_create_session(struct svc_rqst *, 5299a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5309a74af21SBoaz Harrosh struct nfsd4_create_session *); 5319a74af21SBoaz Harrosh extern __be32 nfsd4_sequence(struct svc_rqst *, 5329a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5339a74af21SBoaz Harrosh struct nfsd4_sequence *); 5349a74af21SBoaz Harrosh extern __be32 nfsd4_destroy_session(struct svc_rqst *, 5359a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5369a74af21SBoaz Harrosh struct nfsd4_destroy_session *); 5374dc6ec00SJ. Bruce Fields __be32 nfsd4_reclaim_complete(struct svc_rqst *, struct nfsd4_compound_state *, struct nfsd4_reclaim_complete *); 5389a74af21SBoaz Harrosh extern __be32 nfsd4_process_open1(struct nfsd4_compound_state *, 5399a74af21SBoaz Harrosh struct nfsd4_open *open); 5409a74af21SBoaz Harrosh extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp, 5419a74af21SBoaz Harrosh struct svc_fh *current_fh, struct nfsd4_open *open); 5429a74af21SBoaz Harrosh extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp, 5439a74af21SBoaz Harrosh struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc); 5449a74af21SBoaz Harrosh extern __be32 nfsd4_close(struct svc_rqst *rqstp, 5459a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5469a74af21SBoaz Harrosh struct nfsd4_close *close); 5479a74af21SBoaz Harrosh extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp, 5489a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5499a74af21SBoaz Harrosh struct nfsd4_open_downgrade *od); 5509a74af21SBoaz Harrosh extern __be32 nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *, 5519a74af21SBoaz Harrosh struct nfsd4_lock *lock); 5529a74af21SBoaz Harrosh extern __be32 nfsd4_lockt(struct svc_rqst *rqstp, 5539a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5549a74af21SBoaz Harrosh struct nfsd4_lockt *lockt); 5559a74af21SBoaz Harrosh extern __be32 nfsd4_locku(struct svc_rqst *rqstp, 5569a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5579a74af21SBoaz Harrosh struct nfsd4_locku *locku); 5589a74af21SBoaz Harrosh extern __be32 5599a74af21SBoaz Harrosh nfsd4_release_lockowner(struct svc_rqst *rqstp, 5609a74af21SBoaz Harrosh struct nfsd4_compound_state *, 5619a74af21SBoaz Harrosh struct nfsd4_release_lockowner *rlockowner); 5629a74af21SBoaz Harrosh extern void nfsd4_release_compoundargs(struct nfsd4_compoundargs *); 5639a74af21SBoaz Harrosh extern __be32 nfsd4_delegreturn(struct svc_rqst *rqstp, 5649a74af21SBoaz Harrosh struct nfsd4_compound_state *, struct nfsd4_delegreturn *dr); 5659a74af21SBoaz Harrosh extern __be32 nfsd4_renew(struct svc_rqst *rqstp, 5669a74af21SBoaz Harrosh struct nfsd4_compound_state *, clientid_t *clid); 5679a74af21SBoaz Harrosh #endif 5689a74af21SBoaz Harrosh 5699a74af21SBoaz Harrosh /* 5709a74af21SBoaz Harrosh * Local variables: 5719a74af21SBoaz Harrosh * c-basic-offset: 8 5729a74af21SBoaz Harrosh * End: 5739a74af21SBoaz Harrosh */ 574