nfs_nfsdserv.c revision 1.2.10.2
1 1.2.10.2 tls /* $NetBSD: nfs_nfsdserv.c,v 1.2.10.2 2014/08/20 00:04:27 tls Exp $ */ 2 1.2.10.2 tls /*- 3 1.2.10.2 tls * Copyright (c) 1989, 1993 4 1.2.10.2 tls * The Regents of the University of California. All rights reserved. 5 1.2.10.2 tls * 6 1.2.10.2 tls * This code is derived from software contributed to Berkeley by 7 1.2.10.2 tls * Rick Macklem at The University of Guelph. 8 1.2.10.2 tls * 9 1.2.10.2 tls * Redistribution and use in source and binary forms, with or without 10 1.2.10.2 tls * modification, are permitted provided that the following conditions 11 1.2.10.2 tls * are met: 12 1.2.10.2 tls * 1. Redistributions of source code must retain the above copyright 13 1.2.10.2 tls * notice, this list of conditions and the following disclaimer. 14 1.2.10.2 tls * 2. Redistributions in binary form must reproduce the above copyright 15 1.2.10.2 tls * notice, this list of conditions and the following disclaimer in the 16 1.2.10.2 tls * documentation and/or other materials provided with the distribution. 17 1.2.10.2 tls * 4. Neither the name of the University nor the names of its contributors 18 1.2.10.2 tls * may be used to endorse or promote products derived from this software 19 1.2.10.2 tls * without specific prior written permission. 20 1.2.10.2 tls * 21 1.2.10.2 tls * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 1.2.10.2 tls * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 1.2.10.2 tls * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 1.2.10.2 tls * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 1.2.10.2 tls * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 1.2.10.2 tls * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 1.2.10.2 tls * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 1.2.10.2 tls * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 1.2.10.2 tls * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 1.2.10.2 tls * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 1.2.10.2 tls * SUCH DAMAGE. 32 1.2.10.2 tls * 33 1.2.10.2 tls */ 34 1.2.10.2 tls 35 1.2.10.2 tls #include <sys/cdefs.h> 36 1.2.10.2 tls /* __FBSDID("FreeBSD: head/sys/fs/nfsserver/nfs_nfsdserv.c 245613 2013-01-18 19:42:08Z delphij "); */ 37 1.2.10.2 tls __RCSID("$NetBSD: nfs_nfsdserv.c,v 1.2.10.2 2014/08/20 00:04:27 tls Exp $"); 38 1.2.10.2 tls 39 1.2.10.2 tls /* 40 1.2.10.2 tls * nfs version 2, 3 and 4 server calls to vnode ops 41 1.2.10.2 tls * - these routines generally have 3 phases 42 1.2.10.2 tls * 1 - break down and validate rpc request in mbuf list 43 1.2.10.2 tls * 2 - do the vnode ops for the request, usually by calling a nfsvno_XXX() 44 1.2.10.2 tls * function in nfsd_port.c 45 1.2.10.2 tls * 3 - build the rpc reply in an mbuf list 46 1.2.10.2 tls * For nfsv4, these functions are called for each Op within the Compound RPC. 47 1.2.10.2 tls */ 48 1.2.10.2 tls 49 1.2.10.2 tls #ifndef APPLEKEXT 50 1.2.10.2 tls #include <fs/nfs/nfsport.h> 51 1.2.10.2 tls 52 1.2.10.2 tls /* Global vars */ 53 1.2.10.2 tls extern u_int32_t newnfs_false, newnfs_true; 54 1.2.10.2 tls extern enum vtype nv34tov_type[8]; 55 1.2.10.2 tls extern struct timeval nfsboottime; 56 1.2.10.2 tls extern int nfs_rootfhset; 57 1.2.10.2 tls extern int nfsrv_enable_crossmntpt; 58 1.2.10.2 tls #endif /* !APPLEKEXT */ 59 1.2.10.2 tls 60 1.2.10.2 tls static int nfs_async = 0; 61 1.2.10.2 tls SYSCTL_DECL(_vfs_nfsd); 62 1.2.10.2 tls SYSCTL_INT(_vfs_nfsd, OID_AUTO, async, CTLFLAG_RW, &nfs_async, 0, 63 1.2.10.2 tls "Tell client that writes were synced even though they were not"); 64 1.2.10.2 tls 65 1.2.10.2 tls /* 66 1.2.10.2 tls * This list defines the GSS mechanisms supported. 67 1.2.10.2 tls * (Don't ask me how you get these strings from the RFC stuff like 68 1.2.10.2 tls * iso(1), org(3)... but someone did it, so I don't need to know.) 69 1.2.10.2 tls */ 70 1.2.10.2 tls static struct nfsgss_mechlist nfsgss_mechlist[] = { 71 1.2.10.2 tls { 9, "\052\206\110\206\367\022\001\002\002", 11 }, 72 1.2.10.2 tls { 0, "", 0 }, 73 1.2.10.2 tls }; 74 1.2.10.2 tls 75 1.2.10.2 tls /* local functions */ 76 1.2.10.2 tls static void nfsrvd_symlinksub(struct nfsrv_descript *nd, struct nameidata *ndp, 77 1.2.10.2 tls struct nfsvattr *nvap, fhandle_t *fhp, vnode_t *vpp, 78 1.2.10.2 tls vnode_t dirp, struct nfsvattr *dirforp, struct nfsvattr *diraftp, 79 1.2.10.2 tls int *diraft_retp, nfsattrbit_t *attrbitp, 80 1.2.10.2 tls NFSACL_T *aclp, NFSPROC_T *p, struct nfsexstuff *exp, char *pathcp, 81 1.2.10.2 tls int pathlen); 82 1.2.10.2 tls static void nfsrvd_mkdirsub(struct nfsrv_descript *nd, struct nameidata *ndp, 83 1.2.10.2 tls struct nfsvattr *nvap, fhandle_t *fhp, vnode_t *vpp, 84 1.2.10.2 tls vnode_t dirp, struct nfsvattr *dirforp, struct nfsvattr *diraftp, 85 1.2.10.2 tls int *diraft_retp, nfsattrbit_t *attrbitp, NFSACL_T *aclp, 86 1.2.10.2 tls NFSPROC_T *p, struct nfsexstuff *exp); 87 1.2.10.2 tls 88 1.2.10.2 tls /* 89 1.2.10.2 tls * nfs access service (not a part of NFS V2) 90 1.2.10.2 tls */ 91 1.2.10.2 tls APPLESTATIC int 92 1.2.10.2 tls nfsrvd_access(struct nfsrv_descript *nd, __unused int isdgram, 93 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 94 1.2.10.2 tls { 95 1.2.10.2 tls u_int32_t *tl; 96 1.2.10.2 tls int getret, error = 0; 97 1.2.10.2 tls struct nfsvattr nva; 98 1.2.10.2 tls u_int32_t testmode, nfsmode, supported = 0; 99 1.2.10.2 tls accmode_t deletebit; 100 1.2.10.2 tls 101 1.2.10.2 tls if (nd->nd_repstat) { 102 1.2.10.2 tls nfsrv_postopattr(nd, 1, &nva); 103 1.2.10.2 tls goto out; 104 1.2.10.2 tls } 105 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 106 1.2.10.2 tls nfsmode = fxdr_unsigned(u_int32_t, *tl); 107 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && 108 1.2.10.2 tls (nfsmode & ~(NFSACCESS_READ | NFSACCESS_LOOKUP | 109 1.2.10.2 tls NFSACCESS_MODIFY | NFSACCESS_EXTEND | NFSACCESS_DELETE | 110 1.2.10.2 tls NFSACCESS_EXECUTE))) { 111 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 112 1.2.10.2 tls vput(vp); 113 1.2.10.2 tls goto out; 114 1.2.10.2 tls } 115 1.2.10.2 tls if (nfsmode & NFSACCESS_READ) { 116 1.2.10.2 tls supported |= NFSACCESS_READ; 117 1.2.10.2 tls if (nfsvno_accchk(vp, VREAD, nd->nd_cred, exp, p, 118 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, NFSACCCHK_VPISLOCKED, &supported)) 119 1.2.10.2 tls nfsmode &= ~NFSACCESS_READ; 120 1.2.10.2 tls } 121 1.2.10.2 tls if (nfsmode & NFSACCESS_MODIFY) { 122 1.2.10.2 tls supported |= NFSACCESS_MODIFY; 123 1.2.10.2 tls if (nfsvno_accchk(vp, VWRITE, nd->nd_cred, exp, p, 124 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, NFSACCCHK_VPISLOCKED, &supported)) 125 1.2.10.2 tls nfsmode &= ~NFSACCESS_MODIFY; 126 1.2.10.2 tls } 127 1.2.10.2 tls if (nfsmode & NFSACCESS_EXTEND) { 128 1.2.10.2 tls supported |= NFSACCESS_EXTEND; 129 1.2.10.2 tls if (nfsvno_accchk(vp, VWRITE | VAPPEND, nd->nd_cred, exp, p, 130 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, NFSACCCHK_VPISLOCKED, &supported)) 131 1.2.10.2 tls nfsmode &= ~NFSACCESS_EXTEND; 132 1.2.10.2 tls } 133 1.2.10.2 tls if (nfsmode & NFSACCESS_DELETE) { 134 1.2.10.2 tls supported |= NFSACCESS_DELETE; 135 1.2.10.2 tls if (vp->v_type == VDIR) 136 1.2.10.2 tls deletebit = VDELETE_CHILD; 137 1.2.10.2 tls else 138 1.2.10.2 tls deletebit = VDELETE; 139 1.2.10.2 tls if (nfsvno_accchk(vp, deletebit, nd->nd_cred, exp, p, 140 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, NFSACCCHK_VPISLOCKED, &supported)) 141 1.2.10.2 tls nfsmode &= ~NFSACCESS_DELETE; 142 1.2.10.2 tls } 143 1.2.10.2 tls if (vnode_vtype(vp) == VDIR) 144 1.2.10.2 tls testmode = NFSACCESS_LOOKUP; 145 1.2.10.2 tls else 146 1.2.10.2 tls testmode = NFSACCESS_EXECUTE; 147 1.2.10.2 tls if (nfsmode & testmode) { 148 1.2.10.2 tls supported |= (nfsmode & testmode); 149 1.2.10.2 tls if (nfsvno_accchk(vp, VEXEC, nd->nd_cred, exp, p, 150 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, NFSACCCHK_VPISLOCKED, &supported)) 151 1.2.10.2 tls nfsmode &= ~testmode; 152 1.2.10.2 tls } 153 1.2.10.2 tls nfsmode &= supported; 154 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 155 1.2.10.2 tls getret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 156 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 157 1.2.10.2 tls } 158 1.2.10.2 tls vput(vp); 159 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 160 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 161 1.2.10.2 tls *tl++ = txdr_unsigned(supported); 162 1.2.10.2 tls } else 163 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 164 1.2.10.2 tls *tl = txdr_unsigned(nfsmode); 165 1.2.10.2 tls 166 1.2.10.2 tls out: 167 1.2.10.2 tls NFSEXITCODE2(0, nd); 168 1.2.10.2 tls return (0); 169 1.2.10.2 tls nfsmout: 170 1.2.10.2 tls vput(vp); 171 1.2.10.2 tls NFSEXITCODE2(error, nd); 172 1.2.10.2 tls return (error); 173 1.2.10.2 tls } 174 1.2.10.2 tls 175 1.2.10.2 tls /* 176 1.2.10.2 tls * nfs getattr service 177 1.2.10.2 tls */ 178 1.2.10.2 tls APPLESTATIC int 179 1.2.10.2 tls nfsrvd_getattr(struct nfsrv_descript *nd, int isdgram, 180 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 181 1.2.10.2 tls { 182 1.2.10.2 tls struct nfsvattr nva; 183 1.2.10.2 tls fhandle_t fh; 184 1.2.10.2 tls int at_root = 0, error = 0, supports_nfsv4acls; 185 1.2.10.2 tls struct nfsreferral *refp; 186 1.2.10.2 tls nfsattrbit_t attrbits, tmpbits; 187 1.2.10.2 tls struct mount *mp; 188 1.2.10.2 tls struct vnode *tvp = NULL; 189 1.2.10.2 tls struct vattr va; 190 1.2.10.2 tls uint64_t mounted_on_fileno = 0; 191 1.2.10.2 tls accmode_t accmode; 192 1.2.10.2 tls 193 1.2.10.2 tls if (nd->nd_repstat) 194 1.2.10.2 tls goto out; 195 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 196 1.2.10.2 tls error = nfsrv_getattrbits(nd, &attrbits, NULL, NULL); 197 1.2.10.2 tls if (error) { 198 1.2.10.2 tls vput(vp); 199 1.2.10.2 tls goto out; 200 1.2.10.2 tls } 201 1.2.10.2 tls 202 1.2.10.2 tls /* 203 1.2.10.2 tls * Check for a referral. 204 1.2.10.2 tls */ 205 1.2.10.2 tls refp = nfsv4root_getreferral(vp, NULL, 0); 206 1.2.10.2 tls if (refp != NULL) { 207 1.2.10.2 tls (void) nfsrv_putreferralattr(nd, &attrbits, refp, 1, 208 1.2.10.2 tls &nd->nd_repstat); 209 1.2.10.2 tls vput(vp); 210 1.2.10.2 tls goto out; 211 1.2.10.2 tls } 212 1.2.10.2 tls if (nd->nd_repstat == 0) { 213 1.2.10.2 tls accmode = 0; 214 1.2.10.2 tls NFSSET_ATTRBIT(&tmpbits, &attrbits); 215 1.2.10.2 tls if (NFSISSET_ATTRBIT(&tmpbits, NFSATTRBIT_ACL)) { 216 1.2.10.2 tls NFSCLRBIT_ATTRBIT(&tmpbits, NFSATTRBIT_ACL); 217 1.2.10.2 tls accmode |= VREAD_ACL; 218 1.2.10.2 tls } 219 1.2.10.2 tls if (NFSNONZERO_ATTRBIT(&tmpbits)) 220 1.2.10.2 tls accmode |= VREAD_ATTRIBUTES; 221 1.2.10.2 tls if (accmode != 0) 222 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, accmode, 223 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_NOOVERRIDE, 224 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 225 1.2.10.2 tls } 226 1.2.10.2 tls } 227 1.2.10.2 tls if (!nd->nd_repstat) 228 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 229 1.2.10.2 tls if (!nd->nd_repstat) { 230 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 231 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_FILEHANDLE)) 232 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, &fh, p); 233 1.2.10.2 tls if (!nd->nd_repstat) 234 1.2.10.2 tls nd->nd_repstat = nfsrv_checkgetattr(nd, vp, 235 1.2.10.2 tls &nva, &attrbits, nd->nd_cred, p); 236 1.2.10.2 tls if (nd->nd_repstat == 0) { 237 1.2.10.2 tls supports_nfsv4acls = nfs_supportsnfsv4acls(vp); 238 1.2.10.2 tls mp = vp->v_mount; 239 1.2.10.2 tls if (nfsrv_enable_crossmntpt != 0 && 240 1.2.10.2 tls vp->v_type == VDIR && 241 1.2.10.2 tls (vp->v_vflag & VV_ROOT) != 0 && 242 1.2.10.2 tls vp != rootvnode) { 243 1.2.10.2 tls tvp = mp->mnt_vnodecovered; 244 1.2.10.2 tls VREF(tvp); 245 1.2.10.2 tls at_root = 1; 246 1.2.10.2 tls } else 247 1.2.10.2 tls at_root = 0; 248 1.2.10.2 tls vfs_ref(mp); 249 1.2.10.2 tls NFSVOPUNLOCK(vp, 0); 250 1.2.10.2 tls if (at_root != 0) { 251 1.2.10.2 tls if ((nd->nd_repstat = 252 1.2.10.2 tls NFSVOPLOCK(tvp, LK_SHARED)) == 0) { 253 1.2.10.2 tls nd->nd_repstat = VOP_GETATTR( 254 1.2.10.2 tls tvp, &va, nd->nd_cred); 255 1.2.10.2 tls vput(tvp); 256 1.2.10.2 tls } else 257 1.2.10.2 tls vrele(tvp); 258 1.2.10.2 tls if (nd->nd_repstat == 0) 259 1.2.10.2 tls mounted_on_fileno = (uint64_t) 260 1.2.10.2 tls va.va_fileid; 261 1.2.10.2 tls else 262 1.2.10.2 tls at_root = 0; 263 1.2.10.2 tls } 264 1.2.10.2 tls if (nd->nd_repstat == 0) 265 1.2.10.2 tls nd->nd_repstat = vfs_busy(mp, 0); 266 1.2.10.2 tls vfs_rel(mp); 267 1.2.10.2 tls if (nd->nd_repstat == 0) { 268 1.2.10.2 tls (void)nfsvno_fillattr(nd, mp, vp, &nva, 269 1.2.10.2 tls &fh, 0, &attrbits, nd->nd_cred, p, 270 1.2.10.2 tls isdgram, 1, supports_nfsv4acls, 271 1.2.10.2 tls at_root, mounted_on_fileno); 272 1.2.10.2 tls vfs_unbusy(mp); 273 1.2.10.2 tls } 274 1.2.10.2 tls vrele(vp); 275 1.2.10.2 tls } else 276 1.2.10.2 tls vput(vp); 277 1.2.10.2 tls } else { 278 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 279 1.2.10.2 tls vput(vp); 280 1.2.10.2 tls } 281 1.2.10.2 tls } else { 282 1.2.10.2 tls vput(vp); 283 1.2.10.2 tls } 284 1.2.10.2 tls 285 1.2.10.2 tls out: 286 1.2.10.2 tls NFSEXITCODE2(error, nd); 287 1.2.10.2 tls return (error); 288 1.2.10.2 tls } 289 1.2.10.2 tls 290 1.2.10.2 tls /* 291 1.2.10.2 tls * nfs setattr service 292 1.2.10.2 tls */ 293 1.2.10.2 tls APPLESTATIC int 294 1.2.10.2 tls nfsrvd_setattr(struct nfsrv_descript *nd, __unused int isdgram, 295 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 296 1.2.10.2 tls { 297 1.2.10.2 tls struct nfsvattr nva, nva2; 298 1.2.10.2 tls u_int32_t *tl; 299 1.2.10.2 tls int preat_ret = 1, postat_ret = 1, gcheck = 0, error = 0; 300 1.2.10.2 tls struct timespec guard = { 0, 0 }; 301 1.2.10.2 tls nfsattrbit_t attrbits, retbits; 302 1.2.10.2 tls nfsv4stateid_t stateid; 303 1.2.10.2 tls NFSACL_T *aclp = NULL; 304 1.2.10.2 tls 305 1.2.10.2 tls if (nd->nd_repstat) { 306 1.2.10.2 tls nfsrv_wcc(nd, preat_ret, &nva2, postat_ret, &nva); 307 1.2.10.2 tls goto out; 308 1.2.10.2 tls } 309 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 310 1.2.10.2 tls aclp = acl_alloc(M_WAITOK); 311 1.2.10.2 tls aclp->acl_cnt = 0; 312 1.2.10.2 tls #endif 313 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 314 1.2.10.2 tls NFSZERO_ATTRBIT(&retbits); 315 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 316 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID); 317 1.2.10.2 tls stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 318 1.2.10.2 tls NFSBCOPY((caddr_t)tl,(caddr_t)stateid.other,NFSX_STATEIDOTHER); 319 1.2.10.2 tls } 320 1.2.10.2 tls error = nfsrv_sattr(nd, &nva, &attrbits, aclp, p); 321 1.2.10.2 tls if (error) 322 1.2.10.2 tls goto nfsmout; 323 1.2.10.2 tls preat_ret = nfsvno_getattr(vp, &nva2, nd->nd_cred, p, 1); 324 1.2.10.2 tls if (!nd->nd_repstat) 325 1.2.10.2 tls nd->nd_repstat = preat_ret; 326 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 327 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 328 1.2.10.2 tls gcheck = fxdr_unsigned(int, *tl); 329 1.2.10.2 tls if (gcheck) { 330 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 331 1.2.10.2 tls fxdr_nfsv3time(tl, &guard); 332 1.2.10.2 tls } 333 1.2.10.2 tls if (!nd->nd_repstat && gcheck && 334 1.2.10.2 tls (nva2.na_ctime.tv_sec != guard.tv_sec || 335 1.2.10.2 tls nva2.na_ctime.tv_nsec != guard.tv_nsec)) 336 1.2.10.2 tls nd->nd_repstat = NFSERR_NOT_SYNC; 337 1.2.10.2 tls if (nd->nd_repstat) { 338 1.2.10.2 tls vput(vp); 339 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 340 1.2.10.2 tls acl_free(aclp); 341 1.2.10.2 tls #endif 342 1.2.10.2 tls nfsrv_wcc(nd, preat_ret, &nva2, postat_ret, &nva); 343 1.2.10.2 tls goto out; 344 1.2.10.2 tls } 345 1.2.10.2 tls } else if (!nd->nd_repstat && (nd->nd_flag & ND_NFSV4)) 346 1.2.10.2 tls nd->nd_repstat = nfsrv_checkuidgid(nd, &nva); 347 1.2.10.2 tls 348 1.2.10.2 tls /* 349 1.2.10.2 tls * Now that we have all the fields, lets do it. 350 1.2.10.2 tls * If the size is being changed write access is required, otherwise 351 1.2.10.2 tls * just check for a read only file system. 352 1.2.10.2 tls */ 353 1.2.10.2 tls if (!nd->nd_repstat) { 354 1.2.10.2 tls if (NFSVNO_NOTSETSIZE(&nva)) { 355 1.2.10.2 tls if (NFSVNO_EXRDONLY(exp) || 356 1.2.10.2 tls (vfs_flags(vnode_mount(vp)) & MNT_RDONLY)) 357 1.2.10.2 tls nd->nd_repstat = EROFS; 358 1.2.10.2 tls } else { 359 1.2.10.2 tls if (vnode_vtype(vp) != VREG) 360 1.2.10.2 tls nd->nd_repstat = EINVAL; 361 1.2.10.2 tls else if (nva2.na_uid != nd->nd_cred->cr_uid || 362 1.2.10.2 tls NFSVNO_EXSTRICTACCESS(exp)) 363 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, 364 1.2.10.2 tls VWRITE, nd->nd_cred, exp, p, 365 1.2.10.2 tls NFSACCCHK_NOOVERRIDE, 366 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 367 1.2.10.2 tls } 368 1.2.10.2 tls } 369 1.2.10.2 tls if (!nd->nd_repstat && (nd->nd_flag & ND_NFSV4)) 370 1.2.10.2 tls nd->nd_repstat = nfsrv_checksetattr(vp, nd, &stateid, 371 1.2.10.2 tls &nva, &attrbits, exp, p); 372 1.2.10.2 tls 373 1.2.10.2 tls if (!nd->nd_repstat && (nd->nd_flag & ND_NFSV4)) { 374 1.2.10.2 tls /* 375 1.2.10.2 tls * For V4, try setting the attrbutes in sets, so that the 376 1.2.10.2 tls * reply bitmap will be correct for an error case. 377 1.2.10.2 tls */ 378 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_OWNER) || 379 1.2.10.2 tls NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_OWNERGROUP)) { 380 1.2.10.2 tls NFSVNO_ATTRINIT(&nva2); 381 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, uid, nva.na_uid); 382 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, gid, nva.na_gid); 383 1.2.10.2 tls nd->nd_repstat = nfsvno_setattr(vp, &nva2, nd->nd_cred, p, 384 1.2.10.2 tls exp); 385 1.2.10.2 tls if (!nd->nd_repstat) { 386 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_OWNER)) 387 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_OWNER); 388 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_OWNERGROUP)) 389 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_OWNERGROUP); 390 1.2.10.2 tls } 391 1.2.10.2 tls } 392 1.2.10.2 tls if (!nd->nd_repstat && 393 1.2.10.2 tls NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_SIZE)) { 394 1.2.10.2 tls NFSVNO_ATTRINIT(&nva2); 395 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, size, nva.na_size); 396 1.2.10.2 tls nd->nd_repstat = nfsvno_setattr(vp, &nva2, nd->nd_cred, p, 397 1.2.10.2 tls exp); 398 1.2.10.2 tls if (!nd->nd_repstat) 399 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_SIZE); 400 1.2.10.2 tls } 401 1.2.10.2 tls if (!nd->nd_repstat && 402 1.2.10.2 tls (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_TIMEACCESSSET) || 403 1.2.10.2 tls NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_TIMEMODIFYSET))) { 404 1.2.10.2 tls NFSVNO_ATTRINIT(&nva2); 405 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, atime, nva.na_atime); 406 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, mtime, nva.na_mtime); 407 1.2.10.2 tls if (nva.na_vaflags & VA_UTIMES_NULL) { 408 1.2.10.2 tls nva2.na_vaflags |= VA_UTIMES_NULL; 409 1.2.10.2 tls NFSVNO_SETACTIVE(&nva2, vaflags); 410 1.2.10.2 tls } 411 1.2.10.2 tls nd->nd_repstat = nfsvno_setattr(vp, &nva2, nd->nd_cred, p, 412 1.2.10.2 tls exp); 413 1.2.10.2 tls if (!nd->nd_repstat) { 414 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_TIMEACCESSSET)) 415 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_TIMEACCESSSET); 416 1.2.10.2 tls if (NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_TIMEMODIFYSET)) 417 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_TIMEMODIFYSET); 418 1.2.10.2 tls } 419 1.2.10.2 tls } 420 1.2.10.2 tls if (!nd->nd_repstat && 421 1.2.10.2 tls NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_MODE)) { 422 1.2.10.2 tls NFSVNO_ATTRINIT(&nva2); 423 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva2, mode, nva.na_mode); 424 1.2.10.2 tls nd->nd_repstat = nfsvno_setattr(vp, &nva2, nd->nd_cred, p, 425 1.2.10.2 tls exp); 426 1.2.10.2 tls if (!nd->nd_repstat) 427 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_MODE); 428 1.2.10.2 tls } 429 1.2.10.2 tls 430 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 431 1.2.10.2 tls if (!nd->nd_repstat && aclp->acl_cnt > 0 && 432 1.2.10.2 tls NFSISSET_ATTRBIT(&attrbits, NFSATTRBIT_ACL)) { 433 1.2.10.2 tls nd->nd_repstat = nfsrv_setacl(vp, aclp, nd->nd_cred, p); 434 1.2.10.2 tls if (!nd->nd_repstat) 435 1.2.10.2 tls NFSSETBIT_ATTRBIT(&retbits, NFSATTRBIT_ACL); 436 1.2.10.2 tls } 437 1.2.10.2 tls #endif 438 1.2.10.2 tls } else if (!nd->nd_repstat) { 439 1.2.10.2 tls nd->nd_repstat = nfsvno_setattr(vp, &nva, nd->nd_cred, p, 440 1.2.10.2 tls exp); 441 1.2.10.2 tls } 442 1.2.10.2 tls if (nd->nd_flag & (ND_NFSV2 | ND_NFSV3)) { 443 1.2.10.2 tls postat_ret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 444 1.2.10.2 tls if (!nd->nd_repstat) 445 1.2.10.2 tls nd->nd_repstat = postat_ret; 446 1.2.10.2 tls } 447 1.2.10.2 tls vput(vp); 448 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 449 1.2.10.2 tls acl_free(aclp); 450 1.2.10.2 tls #endif 451 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 452 1.2.10.2 tls nfsrv_wcc(nd, preat_ret, &nva2, postat_ret, &nva); 453 1.2.10.2 tls else if (nd->nd_flag & ND_NFSV4) 454 1.2.10.2 tls (void) nfsrv_putattrbit(nd, &retbits); 455 1.2.10.2 tls else if (!nd->nd_repstat) 456 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 457 1.2.10.2 tls 458 1.2.10.2 tls out: 459 1.2.10.2 tls NFSEXITCODE2(0, nd); 460 1.2.10.2 tls return (0); 461 1.2.10.2 tls nfsmout: 462 1.2.10.2 tls vput(vp); 463 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 464 1.2.10.2 tls acl_free(aclp); 465 1.2.10.2 tls #endif 466 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 467 1.2.10.2 tls /* 468 1.2.10.2 tls * For all nd_repstat, the V4 reply includes a bitmap, 469 1.2.10.2 tls * even NFSERR_BADXDR, which is what this will end up 470 1.2.10.2 tls * returning. 471 1.2.10.2 tls */ 472 1.2.10.2 tls (void) nfsrv_putattrbit(nd, &retbits); 473 1.2.10.2 tls } 474 1.2.10.2 tls NFSEXITCODE2(error, nd); 475 1.2.10.2 tls return (error); 476 1.2.10.2 tls } 477 1.2.10.2 tls 478 1.2.10.2 tls /* 479 1.2.10.2 tls * nfs lookup rpc 480 1.2.10.2 tls * (Also performs lookup parent for v4) 481 1.2.10.2 tls */ 482 1.2.10.2 tls APPLESTATIC int 483 1.2.10.2 tls nfsrvd_lookup(struct nfsrv_descript *nd, __unused int isdgram, 484 1.2.10.2 tls vnode_t dp, vnode_t *vpp, fhandle_t *fhp, NFSPROC_T *p, 485 1.2.10.2 tls struct nfsexstuff *exp) 486 1.2.10.2 tls { 487 1.2.10.2 tls struct nameidata named; 488 1.2.10.2 tls vnode_t vp, dirp = NULL; 489 1.2.10.2 tls int error = 0, dattr_ret = 1; 490 1.2.10.2 tls struct nfsvattr nva, dattr; 491 1.2.10.2 tls char *bufp; 492 1.2.10.2 tls u_long *hashp; 493 1.2.10.2 tls 494 1.2.10.2 tls if (nd->nd_repstat) { 495 1.2.10.2 tls nfsrv_postopattr(nd, dattr_ret, &dattr); 496 1.2.10.2 tls goto out; 497 1.2.10.2 tls } 498 1.2.10.2 tls 499 1.2.10.2 tls /* 500 1.2.10.2 tls * For some reason, if dp is a symlink, the error 501 1.2.10.2 tls * returned is supposed to be NFSERR_SYMLINK and not NFSERR_NOTDIR. 502 1.2.10.2 tls */ 503 1.2.10.2 tls if (dp->v_type == VLNK && (nd->nd_flag & ND_NFSV4)) { 504 1.2.10.2 tls nd->nd_repstat = NFSERR_SYMLINK; 505 1.2.10.2 tls vrele(dp); 506 1.2.10.2 tls goto out; 507 1.2.10.2 tls } 508 1.2.10.2 tls 509 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, LOOKUP, 510 1.2.10.2 tls LOCKLEAF | SAVESTART); 511 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 512 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 513 1.2.10.2 tls if (error) { 514 1.2.10.2 tls vrele(dp); 515 1.2.10.2 tls nfsvno_relpathbuf(&named); 516 1.2.10.2 tls goto out; 517 1.2.10.2 tls } 518 1.2.10.2 tls if (!nd->nd_repstat) { 519 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, exp, p, &dirp); 520 1.2.10.2 tls } else { 521 1.2.10.2 tls vrele(dp); 522 1.2.10.2 tls nfsvno_relpathbuf(&named); 523 1.2.10.2 tls } 524 1.2.10.2 tls if (nd->nd_repstat) { 525 1.2.10.2 tls if (dirp) { 526 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 527 1.2.10.2 tls dattr_ret = nfsvno_getattr(dirp, &dattr, 528 1.2.10.2 tls nd->nd_cred, p, 0); 529 1.2.10.2 tls vrele(dirp); 530 1.2.10.2 tls } 531 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 532 1.2.10.2 tls nfsrv_postopattr(nd, dattr_ret, &dattr); 533 1.2.10.2 tls goto out; 534 1.2.10.2 tls } 535 1.2.10.2 tls if (named.ni_startdir) 536 1.2.10.2 tls vrele(named.ni_startdir); 537 1.2.10.2 tls nfsvno_relpathbuf(&named); 538 1.2.10.2 tls vp = named.ni_vp; 539 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) != 0 && !NFSVNO_EXPORTED(exp) && 540 1.2.10.2 tls vp->v_type != VDIR && vp->v_type != VLNK) 541 1.2.10.2 tls /* 542 1.2.10.2 tls * Only allow lookup of VDIR and VLNK for traversal of 543 1.2.10.2 tls * non-exported volumes during NFSv4 mounting. 544 1.2.10.2 tls */ 545 1.2.10.2 tls nd->nd_repstat = ENOENT; 546 1.2.10.2 tls if (nd->nd_repstat == 0) 547 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, fhp, p); 548 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) 549 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 550 1.2.10.2 tls if (vpp != NULL && nd->nd_repstat == 0) 551 1.2.10.2 tls *vpp = vp; 552 1.2.10.2 tls else 553 1.2.10.2 tls vput(vp); 554 1.2.10.2 tls if (dirp) { 555 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 556 1.2.10.2 tls dattr_ret = nfsvno_getattr(dirp, &dattr, nd->nd_cred, 557 1.2.10.2 tls p, 0); 558 1.2.10.2 tls vrele(dirp); 559 1.2.10.2 tls } 560 1.2.10.2 tls if (nd->nd_repstat) { 561 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 562 1.2.10.2 tls nfsrv_postopattr(nd, dattr_ret, &dattr); 563 1.2.10.2 tls goto out; 564 1.2.10.2 tls } 565 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 566 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 0); 567 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 568 1.2.10.2 tls } else if (nd->nd_flag & ND_NFSV3) { 569 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 0); 570 1.2.10.2 tls nfsrv_postopattr(nd, 0, &nva); 571 1.2.10.2 tls nfsrv_postopattr(nd, dattr_ret, &dattr); 572 1.2.10.2 tls } 573 1.2.10.2 tls 574 1.2.10.2 tls out: 575 1.2.10.2 tls NFSEXITCODE2(error, nd); 576 1.2.10.2 tls return (error); 577 1.2.10.2 tls } 578 1.2.10.2 tls 579 1.2.10.2 tls /* 580 1.2.10.2 tls * nfs readlink service 581 1.2.10.2 tls */ 582 1.2.10.2 tls APPLESTATIC int 583 1.2.10.2 tls nfsrvd_readlink(struct nfsrv_descript *nd, __unused int isdgram, 584 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 585 1.2.10.2 tls { 586 1.2.10.2 tls u_int32_t *tl; 587 1.2.10.2 tls mbuf_t mp = NULL, mpend = NULL; 588 1.2.10.2 tls int getret = 1, len; 589 1.2.10.2 tls struct nfsvattr nva; 590 1.2.10.2 tls 591 1.2.10.2 tls if (nd->nd_repstat) { 592 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 593 1.2.10.2 tls goto out; 594 1.2.10.2 tls } 595 1.2.10.2 tls if (vnode_vtype(vp) != VLNK) { 596 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) 597 1.2.10.2 tls nd->nd_repstat = ENXIO; 598 1.2.10.2 tls else 599 1.2.10.2 tls nd->nd_repstat = EINVAL; 600 1.2.10.2 tls } 601 1.2.10.2 tls if (!nd->nd_repstat) 602 1.2.10.2 tls nd->nd_repstat = nfsvno_readlink(vp, nd->nd_cred, p, 603 1.2.10.2 tls &mp, &mpend, &len); 604 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 605 1.2.10.2 tls getret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 606 1.2.10.2 tls vput(vp); 607 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 608 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 609 1.2.10.2 tls if (nd->nd_repstat) 610 1.2.10.2 tls goto out; 611 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 612 1.2.10.2 tls *tl = txdr_unsigned(len); 613 1.2.10.2 tls mbuf_setnext(nd->nd_mb, mp); 614 1.2.10.2 tls nd->nd_mb = mpend; 615 1.2.10.2 tls nd->nd_bpos = NFSMTOD(mpend, caddr_t) + mbuf_len(mpend); 616 1.2.10.2 tls 617 1.2.10.2 tls out: 618 1.2.10.2 tls NFSEXITCODE2(0, nd); 619 1.2.10.2 tls return (0); 620 1.2.10.2 tls } 621 1.2.10.2 tls 622 1.2.10.2 tls /* 623 1.2.10.2 tls * nfs read service 624 1.2.10.2 tls */ 625 1.2.10.2 tls APPLESTATIC int 626 1.2.10.2 tls nfsrvd_read(struct nfsrv_descript *nd, __unused int isdgram, 627 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 628 1.2.10.2 tls { 629 1.2.10.2 tls u_int32_t *tl; 630 1.2.10.2 tls int error = 0, cnt, getret = 1, reqlen, eof = 0; 631 1.2.10.2 tls mbuf_t m2, m3; 632 1.2.10.2 tls struct nfsvattr nva; 633 1.2.10.2 tls off_t off = 0x0; 634 1.2.10.2 tls struct nfsstate st, *stp = &st; 635 1.2.10.2 tls struct nfslock lo, *lop = &lo; 636 1.2.10.2 tls nfsv4stateid_t stateid; 637 1.2.10.2 tls nfsquad_t clientid; 638 1.2.10.2 tls 639 1.2.10.2 tls if (nd->nd_repstat) { 640 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 641 1.2.10.2 tls goto out; 642 1.2.10.2 tls } 643 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 644 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 645 1.2.10.2 tls off = (off_t)fxdr_unsigned(u_int32_t, *tl++); 646 1.2.10.2 tls reqlen = fxdr_unsigned(int, *tl); 647 1.2.10.2 tls } else if (nd->nd_flag & ND_NFSV3) { 648 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 649 1.2.10.2 tls off = fxdr_hyper(tl); 650 1.2.10.2 tls tl += 2; 651 1.2.10.2 tls reqlen = fxdr_unsigned(int, *tl); 652 1.2.10.2 tls } else { 653 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID + 3*NFSX_UNSIGNED); 654 1.2.10.2 tls reqlen = fxdr_unsigned(int, *(tl + 6)); 655 1.2.10.2 tls } 656 1.2.10.2 tls if (reqlen > NFS_SRVMAXDATA(nd)) { 657 1.2.10.2 tls reqlen = NFS_SRVMAXDATA(nd); 658 1.2.10.2 tls } else if (reqlen < 0) { 659 1.2.10.2 tls error = EBADRPC; 660 1.2.10.2 tls goto nfsmout; 661 1.2.10.2 tls } 662 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 663 1.2.10.2 tls stp->ls_flags = (NFSLCK_CHECK | NFSLCK_READACCESS); 664 1.2.10.2 tls lop->lo_flags = NFSLCK_READ; 665 1.2.10.2 tls stp->ls_ownerlen = 0; 666 1.2.10.2 tls stp->ls_op = NULL; 667 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 668 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 669 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0] = *tl++; 670 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1] = *tl++; 671 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 672 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 673 1.2.10.2 tls printf("EEK! multiple clids\n"); 674 1.2.10.2 tls } else { 675 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 676 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 677 1.2.10.2 tls } 678 1.2.10.2 tls stp->ls_stateid.other[2] = *tl++; 679 1.2.10.2 tls off = fxdr_hyper(tl); 680 1.2.10.2 tls lop->lo_first = off; 681 1.2.10.2 tls tl += 2; 682 1.2.10.2 tls lop->lo_end = off + reqlen; 683 1.2.10.2 tls /* 684 1.2.10.2 tls * Paranoia, just in case it wraps around. 685 1.2.10.2 tls */ 686 1.2.10.2 tls if (lop->lo_end < off) 687 1.2.10.2 tls lop->lo_end = NFS64BITSSET; 688 1.2.10.2 tls } 689 1.2.10.2 tls if (vnode_vtype(vp) != VREG) { 690 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 691 1.2.10.2 tls nd->nd_repstat = EINVAL; 692 1.2.10.2 tls else 693 1.2.10.2 tls nd->nd_repstat = (vnode_vtype(vp) == VDIR) ? EISDIR : 694 1.2.10.2 tls EINVAL; 695 1.2.10.2 tls } 696 1.2.10.2 tls getret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 697 1.2.10.2 tls if (!nd->nd_repstat) 698 1.2.10.2 tls nd->nd_repstat = getret; 699 1.2.10.2 tls if (!nd->nd_repstat && 700 1.2.10.2 tls (nva.na_uid != nd->nd_cred->cr_uid || 701 1.2.10.2 tls NFSVNO_EXSTRICTACCESS(exp))) { 702 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VREAD, 703 1.2.10.2 tls nd->nd_cred, exp, p, 704 1.2.10.2 tls NFSACCCHK_ALLOWOWNER, NFSACCCHK_VPISLOCKED, NULL); 705 1.2.10.2 tls if (nd->nd_repstat) 706 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VEXEC, 707 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_ALLOWOWNER, 708 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 709 1.2.10.2 tls } 710 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) 711 1.2.10.2 tls nd->nd_repstat = nfsrv_lockctrl(vp, &stp, &lop, NULL, clientid, 712 1.2.10.2 tls &stateid, exp, nd, p); 713 1.2.10.2 tls if (nd->nd_repstat) { 714 1.2.10.2 tls vput(vp); 715 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 716 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 717 1.2.10.2 tls goto out; 718 1.2.10.2 tls } 719 1.2.10.2 tls if (off >= nva.na_size) { 720 1.2.10.2 tls cnt = 0; 721 1.2.10.2 tls eof = 1; 722 1.2.10.2 tls } else if (reqlen == 0) 723 1.2.10.2 tls cnt = 0; 724 1.2.10.2 tls else if ((off + reqlen) >= nva.na_size) { 725 1.2.10.2 tls cnt = nva.na_size - off; 726 1.2.10.2 tls eof = 1; 727 1.2.10.2 tls } else 728 1.2.10.2 tls cnt = reqlen; 729 1.2.10.2 tls m3 = NULL; 730 1.2.10.2 tls if (cnt > 0) { 731 1.2.10.2 tls nd->nd_repstat = nfsvno_read(vp, off, cnt, nd->nd_cred, p, 732 1.2.10.2 tls &m3, &m2); 733 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV4)) { 734 1.2.10.2 tls getret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 735 1.2.10.2 tls if (!nd->nd_repstat) 736 1.2.10.2 tls nd->nd_repstat = getret; 737 1.2.10.2 tls } 738 1.2.10.2 tls if (nd->nd_repstat) { 739 1.2.10.2 tls vput(vp); 740 1.2.10.2 tls if (m3) 741 1.2.10.2 tls mbuf_freem(m3); 742 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 743 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 744 1.2.10.2 tls goto out; 745 1.2.10.2 tls } 746 1.2.10.2 tls } 747 1.2.10.2 tls vput(vp); 748 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 749 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 750 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 751 1.2.10.2 tls } else { 752 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 753 1.2.10.2 tls nfsrv_postopattr(nd, getret, &nva); 754 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 755 1.2.10.2 tls *tl++ = txdr_unsigned(cnt); 756 1.2.10.2 tls } else 757 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 758 1.2.10.2 tls if (eof) 759 1.2.10.2 tls *tl++ = newnfs_true; 760 1.2.10.2 tls else 761 1.2.10.2 tls *tl++ = newnfs_false; 762 1.2.10.2 tls } 763 1.2.10.2 tls *tl = txdr_unsigned(cnt); 764 1.2.10.2 tls if (m3) { 765 1.2.10.2 tls mbuf_setnext(nd->nd_mb, m3); 766 1.2.10.2 tls nd->nd_mb = m2; 767 1.2.10.2 tls nd->nd_bpos = NFSMTOD(m2, caddr_t) + mbuf_len(m2); 768 1.2.10.2 tls } 769 1.2.10.2 tls 770 1.2.10.2 tls out: 771 1.2.10.2 tls NFSEXITCODE2(0, nd); 772 1.2.10.2 tls return (0); 773 1.2.10.2 tls nfsmout: 774 1.2.10.2 tls vput(vp); 775 1.2.10.2 tls NFSEXITCODE2(error, nd); 776 1.2.10.2 tls return (error); 777 1.2.10.2 tls } 778 1.2.10.2 tls 779 1.2.10.2 tls /* 780 1.2.10.2 tls * nfs write service 781 1.2.10.2 tls */ 782 1.2.10.2 tls APPLESTATIC int 783 1.2.10.2 tls nfsrvd_write(struct nfsrv_descript *nd, __unused int isdgram, 784 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 785 1.2.10.2 tls { 786 1.2.10.2 tls int i, cnt; 787 1.2.10.2 tls u_int32_t *tl; 788 1.2.10.2 tls mbuf_t mp; 789 1.2.10.2 tls struct nfsvattr nva, forat; 790 1.2.10.2 tls int aftat_ret = 1, retlen, len, error = 0, forat_ret = 1; 791 1.2.10.2 tls int stable = NFSWRITE_FILESYNC; 792 1.2.10.2 tls off_t off; 793 1.2.10.2 tls struct nfsstate st, *stp = &st; 794 1.2.10.2 tls struct nfslock lo, *lop = &lo; 795 1.2.10.2 tls nfsv4stateid_t stateid; 796 1.2.10.2 tls nfsquad_t clientid; 797 1.2.10.2 tls 798 1.2.10.2 tls if (nd->nd_repstat) { 799 1.2.10.2 tls nfsrv_wcc(nd, forat_ret, &forat, aftat_ret, &nva); 800 1.2.10.2 tls goto out; 801 1.2.10.2 tls } 802 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 803 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 4 * NFSX_UNSIGNED); 804 1.2.10.2 tls off = (off_t)fxdr_unsigned(u_int32_t, *++tl); 805 1.2.10.2 tls tl += 2; 806 1.2.10.2 tls retlen = len = fxdr_unsigned(int32_t, *tl); 807 1.2.10.2 tls } else if (nd->nd_flag & ND_NFSV3) { 808 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 809 1.2.10.2 tls off = fxdr_hyper(tl); 810 1.2.10.2 tls tl += 3; 811 1.2.10.2 tls stable = fxdr_unsigned(int, *tl++); 812 1.2.10.2 tls retlen = len = fxdr_unsigned(int32_t, *tl); 813 1.2.10.2 tls } else { 814 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID + 4 * NFSX_UNSIGNED); 815 1.2.10.2 tls stp->ls_flags = (NFSLCK_CHECK | NFSLCK_WRITEACCESS); 816 1.2.10.2 tls lop->lo_flags = NFSLCK_WRITE; 817 1.2.10.2 tls stp->ls_ownerlen = 0; 818 1.2.10.2 tls stp->ls_op = NULL; 819 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 820 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 821 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0] = *tl++; 822 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1] = *tl++; 823 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 824 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 825 1.2.10.2 tls printf("EEK! multiple clids\n"); 826 1.2.10.2 tls } else { 827 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 828 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 829 1.2.10.2 tls } 830 1.2.10.2 tls stp->ls_stateid.other[2] = *tl++; 831 1.2.10.2 tls off = fxdr_hyper(tl); 832 1.2.10.2 tls lop->lo_first = off; 833 1.2.10.2 tls tl += 2; 834 1.2.10.2 tls stable = fxdr_unsigned(int, *tl++); 835 1.2.10.2 tls retlen = len = fxdr_unsigned(int32_t, *tl); 836 1.2.10.2 tls lop->lo_end = off + len; 837 1.2.10.2 tls /* 838 1.2.10.2 tls * Paranoia, just in case it wraps around, which shouldn't 839 1.2.10.2 tls * ever happen anyhow. 840 1.2.10.2 tls */ 841 1.2.10.2 tls if (lop->lo_end < lop->lo_first) 842 1.2.10.2 tls lop->lo_end = NFS64BITSSET; 843 1.2.10.2 tls } 844 1.2.10.2 tls 845 1.2.10.2 tls /* 846 1.2.10.2 tls * Loop through the mbuf chain, counting how many mbufs are a 847 1.2.10.2 tls * part of this write operation, so the iovec size is known. 848 1.2.10.2 tls */ 849 1.2.10.2 tls cnt = 0; 850 1.2.10.2 tls mp = nd->nd_md; 851 1.2.10.2 tls i = NFSMTOD(mp, caddr_t) + mbuf_len(mp) - nd->nd_dpos; 852 1.2.10.2 tls while (len > 0) { 853 1.2.10.2 tls if (i > 0) { 854 1.2.10.2 tls len -= i; 855 1.2.10.2 tls cnt++; 856 1.2.10.2 tls } 857 1.2.10.2 tls mp = mbuf_next(mp); 858 1.2.10.2 tls if (!mp) { 859 1.2.10.2 tls if (len > 0) { 860 1.2.10.2 tls error = EBADRPC; 861 1.2.10.2 tls goto nfsmout; 862 1.2.10.2 tls } 863 1.2.10.2 tls } else 864 1.2.10.2 tls i = mbuf_len(mp); 865 1.2.10.2 tls } 866 1.2.10.2 tls 867 1.2.10.2 tls if (retlen > NFS_MAXDATA || retlen < 0) 868 1.2.10.2 tls nd->nd_repstat = EIO; 869 1.2.10.2 tls if (vnode_vtype(vp) != VREG && !nd->nd_repstat) { 870 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 871 1.2.10.2 tls nd->nd_repstat = EINVAL; 872 1.2.10.2 tls else 873 1.2.10.2 tls nd->nd_repstat = (vnode_vtype(vp) == VDIR) ? EISDIR : 874 1.2.10.2 tls EINVAL; 875 1.2.10.2 tls } 876 1.2.10.2 tls forat_ret = nfsvno_getattr(vp, &forat, nd->nd_cred, p, 1); 877 1.2.10.2 tls if (!nd->nd_repstat) 878 1.2.10.2 tls nd->nd_repstat = forat_ret; 879 1.2.10.2 tls if (!nd->nd_repstat && 880 1.2.10.2 tls (forat.na_uid != nd->nd_cred->cr_uid || 881 1.2.10.2 tls NFSVNO_EXSTRICTACCESS(exp))) 882 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VWRITE, 883 1.2.10.2 tls nd->nd_cred, exp, p, 884 1.2.10.2 tls NFSACCCHK_ALLOWOWNER, NFSACCCHK_VPISLOCKED, NULL); 885 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) { 886 1.2.10.2 tls nd->nd_repstat = nfsrv_lockctrl(vp, &stp, &lop, NULL, clientid, 887 1.2.10.2 tls &stateid, exp, nd, p); 888 1.2.10.2 tls } 889 1.2.10.2 tls if (nd->nd_repstat) { 890 1.2.10.2 tls vput(vp); 891 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 892 1.2.10.2 tls nfsrv_wcc(nd, forat_ret, &forat, aftat_ret, &nva); 893 1.2.10.2 tls goto out; 894 1.2.10.2 tls } 895 1.2.10.2 tls 896 1.2.10.2 tls /* 897 1.2.10.2 tls * For NFS Version 2, it is not obvious what a write of zero length 898 1.2.10.2 tls * should do, but I might as well be consistent with Version 3, 899 1.2.10.2 tls * which is to return ok so long as there are no permission problems. 900 1.2.10.2 tls */ 901 1.2.10.2 tls if (retlen > 0) { 902 1.2.10.2 tls nd->nd_repstat = nfsvno_write(vp, off, retlen, cnt, stable, 903 1.2.10.2 tls nd->nd_md, nd->nd_dpos, nd->nd_cred, p); 904 1.2.10.2 tls error = nfsm_advance(nd, NFSM_RNDUP(retlen), -1); 905 1.2.10.2 tls if (error) 906 1.2.10.2 tls panic("nfsrv_write mbuf"); 907 1.2.10.2 tls } 908 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) 909 1.2.10.2 tls aftat_ret = 0; 910 1.2.10.2 tls else 911 1.2.10.2 tls aftat_ret = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 912 1.2.10.2 tls vput(vp); 913 1.2.10.2 tls if (!nd->nd_repstat) 914 1.2.10.2 tls nd->nd_repstat = aftat_ret; 915 1.2.10.2 tls if (nd->nd_flag & (ND_NFSV3 | ND_NFSV4)) { 916 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 917 1.2.10.2 tls nfsrv_wcc(nd, forat_ret, &forat, aftat_ret, &nva); 918 1.2.10.2 tls if (nd->nd_repstat) 919 1.2.10.2 tls goto out; 920 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 4 * NFSX_UNSIGNED); 921 1.2.10.2 tls *tl++ = txdr_unsigned(retlen); 922 1.2.10.2 tls /* 923 1.2.10.2 tls * If nfs_async is set, then pretend the write was FILESYNC. 924 1.2.10.2 tls * Warning: Doing this violates RFC1813 and runs a risk 925 1.2.10.2 tls * of data written by a client being lost when the server 926 1.2.10.2 tls * crashes/reboots. 927 1.2.10.2 tls */ 928 1.2.10.2 tls if (stable == NFSWRITE_UNSTABLE && nfs_async == 0) 929 1.2.10.2 tls *tl++ = txdr_unsigned(stable); 930 1.2.10.2 tls else 931 1.2.10.2 tls *tl++ = txdr_unsigned(NFSWRITE_FILESYNC); 932 1.2.10.2 tls /* 933 1.2.10.2 tls * Actually, there is no need to txdr these fields, 934 1.2.10.2 tls * but it may make the values more human readable, 935 1.2.10.2 tls * for debugging purposes. 936 1.2.10.2 tls */ 937 1.2.10.2 tls *tl++ = txdr_unsigned(nfsboottime.tv_sec); 938 1.2.10.2 tls *tl = txdr_unsigned(nfsboottime.tv_usec); 939 1.2.10.2 tls } else if (!nd->nd_repstat) 940 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 941 1.2.10.2 tls 942 1.2.10.2 tls out: 943 1.2.10.2 tls NFSEXITCODE2(0, nd); 944 1.2.10.2 tls return (0); 945 1.2.10.2 tls nfsmout: 946 1.2.10.2 tls vput(vp); 947 1.2.10.2 tls NFSEXITCODE2(error, nd); 948 1.2.10.2 tls return (error); 949 1.2.10.2 tls } 950 1.2.10.2 tls 951 1.2.10.2 tls /* 952 1.2.10.2 tls * nfs create service (creates regular files for V2 and V3. Spec. files for V2.) 953 1.2.10.2 tls * now does a truncate to 0 length via. setattr if it already exists 954 1.2.10.2 tls * The core creation routine has been extracted out into nfsrv_creatsub(), 955 1.2.10.2 tls * so it can also be used by nfsrv_open() for V4. 956 1.2.10.2 tls */ 957 1.2.10.2 tls APPLESTATIC int 958 1.2.10.2 tls nfsrvd_create(struct nfsrv_descript *nd, __unused int isdgram, 959 1.2.10.2 tls vnode_t dp, NFSPROC_T *p, struct nfsexstuff *exp) 960 1.2.10.2 tls { 961 1.2.10.2 tls struct nfsvattr nva, dirfor, diraft; 962 1.2.10.2 tls struct nfsv2_sattr *sp; 963 1.2.10.2 tls struct nameidata named; 964 1.2.10.2 tls u_int32_t *tl; 965 1.2.10.2 tls int error = 0, tsize, dirfor_ret = 1, diraft_ret = 1; 966 1.2.10.2 tls int how = NFSCREATE_UNCHECKED, exclusive_flag = 0; 967 1.2.10.2 tls NFSDEV_T rdev = 0; 968 1.2.10.2 tls vnode_t vp = NULL, dirp = NULL; 969 1.2.10.2 tls fhandle_t fh; 970 1.2.10.2 tls char *bufp; 971 1.2.10.2 tls u_long *hashp; 972 1.2.10.2 tls enum vtype vtyp; 973 1.2.10.2 tls int32_t cverf[2], tverf[2] = { 0, 0 }; 974 1.2.10.2 tls 975 1.2.10.2 tls if (nd->nd_repstat) { 976 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 977 1.2.10.2 tls goto out; 978 1.2.10.2 tls } 979 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, 980 1.2.10.2 tls LOCKPARENT | LOCKLEAF | SAVESTART); 981 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 982 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 983 1.2.10.2 tls if (error) 984 1.2.10.2 tls goto nfsmout; 985 1.2.10.2 tls if (!nd->nd_repstat) { 986 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 987 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 988 1.2.10.2 tls NFSM_DISSECT(sp, struct nfsv2_sattr *, NFSX_V2SATTR); 989 1.2.10.2 tls vtyp = IFTOVT(fxdr_unsigned(u_int32_t, sp->sa_mode)); 990 1.2.10.2 tls if (vtyp == VNON) 991 1.2.10.2 tls vtyp = VREG; 992 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva, type, vtyp); 993 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva, mode, 994 1.2.10.2 tls nfstov_mode(sp->sa_mode)); 995 1.2.10.2 tls switch (nva.na_type) { 996 1.2.10.2 tls case VREG: 997 1.2.10.2 tls tsize = fxdr_unsigned(int32_t, sp->sa_size); 998 1.2.10.2 tls if (tsize != -1) 999 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva, size, 1000 1.2.10.2 tls (u_quad_t)tsize); 1001 1.2.10.2 tls break; 1002 1.2.10.2 tls case VCHR: 1003 1.2.10.2 tls case VBLK: 1004 1.2.10.2 tls case VFIFO: 1005 1.2.10.2 tls rdev = fxdr_unsigned(NFSDEV_T, sp->sa_size); 1006 1.2.10.2 tls break; 1007 1.2.10.2 tls default: 1008 1.2.10.2 tls break; 1009 1.2.10.2 tls }; 1010 1.2.10.2 tls } else { 1011 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 1012 1.2.10.2 tls how = fxdr_unsigned(int, *tl); 1013 1.2.10.2 tls switch (how) { 1014 1.2.10.2 tls case NFSCREATE_GUARDED: 1015 1.2.10.2 tls case NFSCREATE_UNCHECKED: 1016 1.2.10.2 tls error = nfsrv_sattr(nd, &nva, NULL, NULL, p); 1017 1.2.10.2 tls if (error) 1018 1.2.10.2 tls goto nfsmout; 1019 1.2.10.2 tls break; 1020 1.2.10.2 tls case NFSCREATE_EXCLUSIVE: 1021 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_VERF); 1022 1.2.10.2 tls cverf[0] = *tl++; 1023 1.2.10.2 tls cverf[1] = *tl; 1024 1.2.10.2 tls exclusive_flag = 1; 1025 1.2.10.2 tls break; 1026 1.2.10.2 tls }; 1027 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva, type, VREG); 1028 1.2.10.2 tls } 1029 1.2.10.2 tls } 1030 1.2.10.2 tls if (nd->nd_repstat) { 1031 1.2.10.2 tls nfsvno_relpathbuf(&named); 1032 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1033 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dp, &dirfor, nd->nd_cred, 1034 1.2.10.2 tls p, 1); 1035 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1036 1.2.10.2 tls &diraft); 1037 1.2.10.2 tls } 1038 1.2.10.2 tls vput(dp); 1039 1.2.10.2 tls goto out; 1040 1.2.10.2 tls } 1041 1.2.10.2 tls 1042 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 1, exp, p, &dirp); 1043 1.2.10.2 tls if (dirp) { 1044 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 1045 1.2.10.2 tls vrele(dirp); 1046 1.2.10.2 tls dirp = NULL; 1047 1.2.10.2 tls } else { 1048 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, 1049 1.2.10.2 tls p, 0); 1050 1.2.10.2 tls } 1051 1.2.10.2 tls } 1052 1.2.10.2 tls if (nd->nd_repstat) { 1053 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1054 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1055 1.2.10.2 tls &diraft); 1056 1.2.10.2 tls if (dirp) 1057 1.2.10.2 tls vrele(dirp); 1058 1.2.10.2 tls goto out; 1059 1.2.10.2 tls } 1060 1.2.10.2 tls 1061 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV2)) { 1062 1.2.10.2 tls switch (how) { 1063 1.2.10.2 tls case NFSCREATE_GUARDED: 1064 1.2.10.2 tls if (named.ni_vp) 1065 1.2.10.2 tls nd->nd_repstat = EEXIST; 1066 1.2.10.2 tls break; 1067 1.2.10.2 tls case NFSCREATE_UNCHECKED: 1068 1.2.10.2 tls break; 1069 1.2.10.2 tls case NFSCREATE_EXCLUSIVE: 1070 1.2.10.2 tls if (named.ni_vp == NULL) 1071 1.2.10.2 tls NFSVNO_SETATTRVAL(&nva, mode, 0); 1072 1.2.10.2 tls break; 1073 1.2.10.2 tls }; 1074 1.2.10.2 tls } 1075 1.2.10.2 tls 1076 1.2.10.2 tls /* 1077 1.2.10.2 tls * Iff doesn't exist, create it 1078 1.2.10.2 tls * otherwise just truncate to 0 length 1079 1.2.10.2 tls * should I set the mode too ? 1080 1.2.10.2 tls */ 1081 1.2.10.2 tls nd->nd_repstat = nfsvno_createsub(nd, &named, &vp, &nva, 1082 1.2.10.2 tls &exclusive_flag, cverf, rdev, p, exp); 1083 1.2.10.2 tls 1084 1.2.10.2 tls if (!nd->nd_repstat) { 1085 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, &fh, p); 1086 1.2.10.2 tls if (!nd->nd_repstat) 1087 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, 1088 1.2.10.2 tls p, 1); 1089 1.2.10.2 tls vput(vp); 1090 1.2.10.2 tls if (!nd->nd_repstat) { 1091 1.2.10.2 tls tverf[0] = nva.na_atime.tv_sec; 1092 1.2.10.2 tls tverf[1] = nva.na_atime.tv_nsec; 1093 1.2.10.2 tls } 1094 1.2.10.2 tls } 1095 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 1096 1.2.10.2 tls if (!nd->nd_repstat) { 1097 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)&fh, 0, 0); 1098 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 1099 1.2.10.2 tls } 1100 1.2.10.2 tls } else { 1101 1.2.10.2 tls if (exclusive_flag && !nd->nd_repstat && (cverf[0] != tverf[0] 1102 1.2.10.2 tls || cverf[1] != tverf[1])) 1103 1.2.10.2 tls nd->nd_repstat = EEXIST; 1104 1.2.10.2 tls diraft_ret = nfsvno_getattr(dirp, &diraft, nd->nd_cred, p, 0); 1105 1.2.10.2 tls vrele(dirp); 1106 1.2.10.2 tls if (!nd->nd_repstat) { 1107 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)&fh, 0, 1); 1108 1.2.10.2 tls nfsrv_postopattr(nd, 0, &nva); 1109 1.2.10.2 tls } 1110 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1111 1.2.10.2 tls } 1112 1.2.10.2 tls 1113 1.2.10.2 tls out: 1114 1.2.10.2 tls NFSEXITCODE2(0, nd); 1115 1.2.10.2 tls return (0); 1116 1.2.10.2 tls nfsmout: 1117 1.2.10.2 tls vput(dp); 1118 1.2.10.2 tls nfsvno_relpathbuf(&named); 1119 1.2.10.2 tls NFSEXITCODE2(error, nd); 1120 1.2.10.2 tls return (error); 1121 1.2.10.2 tls } 1122 1.2.10.2 tls 1123 1.2.10.2 tls /* 1124 1.2.10.2 tls * nfs v3 mknod service (and v4 create) 1125 1.2.10.2 tls */ 1126 1.2.10.2 tls APPLESTATIC int 1127 1.2.10.2 tls nfsrvd_mknod(struct nfsrv_descript *nd, __unused int isdgram, 1128 1.2.10.2 tls vnode_t dp, vnode_t *vpp, fhandle_t *fhp, NFSPROC_T *p, 1129 1.2.10.2 tls struct nfsexstuff *exp) 1130 1.2.10.2 tls { 1131 1.2.10.2 tls struct nfsvattr nva, dirfor, diraft; 1132 1.2.10.2 tls u_int32_t *tl; 1133 1.2.10.2 tls struct nameidata named; 1134 1.2.10.2 tls int error = 0, dirfor_ret = 1, diraft_ret = 1, pathlen; 1135 1.2.10.2 tls u_int32_t major, minor; 1136 1.2.10.2 tls enum vtype vtyp = VNON; 1137 1.2.10.2 tls nfstype nfs4type = NFNON; 1138 1.2.10.2 tls vnode_t vp, dirp = NULL; 1139 1.2.10.2 tls nfsattrbit_t attrbits; 1140 1.2.10.2 tls char *bufp = NULL, *pathcp = NULL; 1141 1.2.10.2 tls u_long *hashp, cnflags; 1142 1.2.10.2 tls NFSACL_T *aclp = NULL; 1143 1.2.10.2 tls 1144 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 1145 1.2.10.2 tls cnflags = (LOCKPARENT | SAVESTART); 1146 1.2.10.2 tls if (nd->nd_repstat) { 1147 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1148 1.2.10.2 tls goto out; 1149 1.2.10.2 tls } 1150 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1151 1.2.10.2 tls aclp = acl_alloc(M_WAITOK); 1152 1.2.10.2 tls aclp->acl_cnt = 0; 1153 1.2.10.2 tls #endif 1154 1.2.10.2 tls 1155 1.2.10.2 tls /* 1156 1.2.10.2 tls * For V4, the creation stuff is here, Yuck! 1157 1.2.10.2 tls */ 1158 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 1159 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 1160 1.2.10.2 tls vtyp = nfsv34tov_type(*tl); 1161 1.2.10.2 tls nfs4type = fxdr_unsigned(nfstype, *tl); 1162 1.2.10.2 tls switch (nfs4type) { 1163 1.2.10.2 tls case NFLNK: 1164 1.2.10.2 tls error = nfsvno_getsymlink(nd, &nva, p, &pathcp, 1165 1.2.10.2 tls &pathlen); 1166 1.2.10.2 tls if (error) 1167 1.2.10.2 tls goto nfsmout; 1168 1.2.10.2 tls break; 1169 1.2.10.2 tls case NFCHR: 1170 1.2.10.2 tls case NFBLK: 1171 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 1172 1.2.10.2 tls major = fxdr_unsigned(u_int32_t, *tl++); 1173 1.2.10.2 tls minor = fxdr_unsigned(u_int32_t, *tl); 1174 1.2.10.2 tls nva.na_rdev = NFSMAKEDEV(major, minor); 1175 1.2.10.2 tls break; 1176 1.2.10.2 tls case NFSOCK: 1177 1.2.10.2 tls case NFFIFO: 1178 1.2.10.2 tls break; 1179 1.2.10.2 tls case NFDIR: 1180 1.2.10.2 tls cnflags = (LOCKPARENT | SAVENAME); 1181 1.2.10.2 tls break; 1182 1.2.10.2 tls default: 1183 1.2.10.2 tls nd->nd_repstat = NFSERR_BADTYPE; 1184 1.2.10.2 tls vrele(dp); 1185 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1186 1.2.10.2 tls acl_free(aclp); 1187 1.2.10.2 tls #endif 1188 1.2.10.2 tls goto out; 1189 1.2.10.2 tls } 1190 1.2.10.2 tls } 1191 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, cnflags); 1192 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 1193 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 1194 1.2.10.2 tls if (error) 1195 1.2.10.2 tls goto nfsmout; 1196 1.2.10.2 tls if (!nd->nd_repstat) { 1197 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1198 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 1199 1.2.10.2 tls vtyp = nfsv34tov_type(*tl); 1200 1.2.10.2 tls } 1201 1.2.10.2 tls error = nfsrv_sattr(nd, &nva, &attrbits, aclp, p); 1202 1.2.10.2 tls if (error) 1203 1.2.10.2 tls goto nfsmout; 1204 1.2.10.2 tls nva.na_type = vtyp; 1205 1.2.10.2 tls if (!nd->nd_repstat && (nd->nd_flag & ND_NFSV3) && 1206 1.2.10.2 tls (vtyp == VCHR || vtyp == VBLK)) { 1207 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 1208 1.2.10.2 tls major = fxdr_unsigned(u_int32_t, *tl++); 1209 1.2.10.2 tls minor = fxdr_unsigned(u_int32_t, *tl); 1210 1.2.10.2 tls nva.na_rdev = NFSMAKEDEV(major, minor); 1211 1.2.10.2 tls } 1212 1.2.10.2 tls } 1213 1.2.10.2 tls 1214 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dp, &dirfor, nd->nd_cred, p, 0); 1215 1.2.10.2 tls if (!nd->nd_repstat && (nd->nd_flag & ND_NFSV4)) { 1216 1.2.10.2 tls if (!dirfor_ret && NFSVNO_ISSETGID(&nva) && 1217 1.2.10.2 tls dirfor.na_gid == nva.na_gid) 1218 1.2.10.2 tls NFSVNO_UNSET(&nva, gid); 1219 1.2.10.2 tls nd->nd_repstat = nfsrv_checkuidgid(nd, &nva); 1220 1.2.10.2 tls } 1221 1.2.10.2 tls if (nd->nd_repstat) { 1222 1.2.10.2 tls vrele(dp); 1223 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1224 1.2.10.2 tls acl_free(aclp); 1225 1.2.10.2 tls #endif 1226 1.2.10.2 tls nfsvno_relpathbuf(&named); 1227 1.2.10.2 tls if (pathcp) 1228 1.2.10.2 tls FREE(pathcp, M_TEMP); 1229 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1230 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1231 1.2.10.2 tls &diraft); 1232 1.2.10.2 tls goto out; 1233 1.2.10.2 tls } 1234 1.2.10.2 tls 1235 1.2.10.2 tls /* 1236 1.2.10.2 tls * Yuck! For V4, mkdir and link are here and some V4 clients don't fill 1237 1.2.10.2 tls * in va_mode, so we'll have to set a default here. 1238 1.2.10.2 tls */ 1239 1.2.10.2 tls if (NFSVNO_NOTSETMODE(&nva)) { 1240 1.2.10.2 tls if (vtyp == VLNK) 1241 1.2.10.2 tls nva.na_mode = 0755; 1242 1.2.10.2 tls else 1243 1.2.10.2 tls nva.na_mode = 0400; 1244 1.2.10.2 tls } 1245 1.2.10.2 tls 1246 1.2.10.2 tls if (vtyp == VDIR) 1247 1.2.10.2 tls named.ni_cnd.cn_flags |= WILLBEDIR; 1248 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, exp, p, &dirp); 1249 1.2.10.2 tls if (nd->nd_repstat) { 1250 1.2.10.2 tls if (dirp) { 1251 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1252 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, 1253 1.2.10.2 tls nd->nd_cred, p, 0); 1254 1.2.10.2 tls vrele(dirp); 1255 1.2.10.2 tls } 1256 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1257 1.2.10.2 tls acl_free(aclp); 1258 1.2.10.2 tls #endif 1259 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1260 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1261 1.2.10.2 tls &diraft); 1262 1.2.10.2 tls goto out; 1263 1.2.10.2 tls } 1264 1.2.10.2 tls if (dirp) 1265 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, p, 0); 1266 1.2.10.2 tls 1267 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && (vtyp == VDIR || vtyp == VLNK)) { 1268 1.2.10.2 tls if (vtyp == VDIR) { 1269 1.2.10.2 tls nfsrvd_mkdirsub(nd, &named, &nva, fhp, vpp, dirp, 1270 1.2.10.2 tls &dirfor, &diraft, &diraft_ret, &attrbits, aclp, p, 1271 1.2.10.2 tls exp); 1272 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1273 1.2.10.2 tls acl_free(aclp); 1274 1.2.10.2 tls #endif 1275 1.2.10.2 tls goto out; 1276 1.2.10.2 tls } else if (vtyp == VLNK) { 1277 1.2.10.2 tls nfsrvd_symlinksub(nd, &named, &nva, fhp, vpp, dirp, 1278 1.2.10.2 tls &dirfor, &diraft, &diraft_ret, &attrbits, 1279 1.2.10.2 tls aclp, p, exp, pathcp, pathlen); 1280 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1281 1.2.10.2 tls acl_free(aclp); 1282 1.2.10.2 tls #endif 1283 1.2.10.2 tls FREE(pathcp, M_TEMP); 1284 1.2.10.2 tls goto out; 1285 1.2.10.2 tls } 1286 1.2.10.2 tls } 1287 1.2.10.2 tls 1288 1.2.10.2 tls nd->nd_repstat = nfsvno_mknod(&named, &nva, nd->nd_cred, p); 1289 1.2.10.2 tls if (!nd->nd_repstat) { 1290 1.2.10.2 tls vp = named.ni_vp; 1291 1.2.10.2 tls nfsrv_fixattr(nd, vp, &nva, aclp, p, &attrbits, exp); 1292 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, fhp, p); 1293 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV3) && !nd->nd_repstat) 1294 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, 1295 1.2.10.2 tls p, 1); 1296 1.2.10.2 tls if (vpp != NULL && nd->nd_repstat == 0) { 1297 1.2.10.2 tls NFSVOPUNLOCK(vp, 0); 1298 1.2.10.2 tls *vpp = vp; 1299 1.2.10.2 tls } else 1300 1.2.10.2 tls vput(vp); 1301 1.2.10.2 tls } 1302 1.2.10.2 tls 1303 1.2.10.2 tls diraft_ret = nfsvno_getattr(dirp, &diraft, nd->nd_cred, p, 0); 1304 1.2.10.2 tls vrele(dirp); 1305 1.2.10.2 tls if (!nd->nd_repstat) { 1306 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1307 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 1); 1308 1.2.10.2 tls nfsrv_postopattr(nd, 0, &nva); 1309 1.2.10.2 tls } else { 1310 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 1311 1.2.10.2 tls *tl++ = newnfs_false; 1312 1.2.10.2 tls txdr_hyper(dirfor.na_filerev, tl); 1313 1.2.10.2 tls tl += 2; 1314 1.2.10.2 tls txdr_hyper(diraft.na_filerev, tl); 1315 1.2.10.2 tls (void) nfsrv_putattrbit(nd, &attrbits); 1316 1.2.10.2 tls } 1317 1.2.10.2 tls } 1318 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1319 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1320 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1321 1.2.10.2 tls acl_free(aclp); 1322 1.2.10.2 tls #endif 1323 1.2.10.2 tls 1324 1.2.10.2 tls out: 1325 1.2.10.2 tls NFSEXITCODE2(0, nd); 1326 1.2.10.2 tls return (0); 1327 1.2.10.2 tls nfsmout: 1328 1.2.10.2 tls vrele(dp); 1329 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 1330 1.2.10.2 tls acl_free(aclp); 1331 1.2.10.2 tls #endif 1332 1.2.10.2 tls if (bufp) 1333 1.2.10.2 tls nfsvno_relpathbuf(&named); 1334 1.2.10.2 tls if (pathcp) 1335 1.2.10.2 tls FREE(pathcp, M_TEMP); 1336 1.2.10.2 tls 1337 1.2.10.2 tls NFSEXITCODE2(error, nd); 1338 1.2.10.2 tls return (error); 1339 1.2.10.2 tls } 1340 1.2.10.2 tls 1341 1.2.10.2 tls /* 1342 1.2.10.2 tls * nfs remove service 1343 1.2.10.2 tls */ 1344 1.2.10.2 tls APPLESTATIC int 1345 1.2.10.2 tls nfsrvd_remove(struct nfsrv_descript *nd, __unused int isdgram, 1346 1.2.10.2 tls vnode_t dp, NFSPROC_T *p, struct nfsexstuff *exp) 1347 1.2.10.2 tls { 1348 1.2.10.2 tls struct nameidata named; 1349 1.2.10.2 tls u_int32_t *tl; 1350 1.2.10.2 tls int error = 0, dirfor_ret = 1, diraft_ret = 1; 1351 1.2.10.2 tls vnode_t dirp = NULL; 1352 1.2.10.2 tls struct nfsvattr dirfor, diraft; 1353 1.2.10.2 tls char *bufp; 1354 1.2.10.2 tls u_long *hashp; 1355 1.2.10.2 tls 1356 1.2.10.2 tls if (nd->nd_repstat) { 1357 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1358 1.2.10.2 tls goto out; 1359 1.2.10.2 tls } 1360 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, DELETE, 1361 1.2.10.2 tls LOCKPARENT | LOCKLEAF); 1362 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 1363 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 1364 1.2.10.2 tls if (error) { 1365 1.2.10.2 tls vput(dp); 1366 1.2.10.2 tls nfsvno_relpathbuf(&named); 1367 1.2.10.2 tls goto out; 1368 1.2.10.2 tls } 1369 1.2.10.2 tls if (!nd->nd_repstat) { 1370 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 1, exp, p, &dirp); 1371 1.2.10.2 tls } else { 1372 1.2.10.2 tls vput(dp); 1373 1.2.10.2 tls nfsvno_relpathbuf(&named); 1374 1.2.10.2 tls } 1375 1.2.10.2 tls if (dirp) { 1376 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV2)) { 1377 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, 1378 1.2.10.2 tls nd->nd_cred, p, 0); 1379 1.2.10.2 tls } else { 1380 1.2.10.2 tls vrele(dirp); 1381 1.2.10.2 tls dirp = NULL; 1382 1.2.10.2 tls } 1383 1.2.10.2 tls } 1384 1.2.10.2 tls if (!nd->nd_repstat) { 1385 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 1386 1.2.10.2 tls if (vnode_vtype(named.ni_vp) == VDIR) 1387 1.2.10.2 tls nd->nd_repstat = nfsvno_rmdirsub(&named, 1, 1388 1.2.10.2 tls nd->nd_cred, p, exp); 1389 1.2.10.2 tls else 1390 1.2.10.2 tls nd->nd_repstat = nfsvno_removesub(&named, 1, 1391 1.2.10.2 tls nd->nd_cred, p, exp); 1392 1.2.10.2 tls } else if (nd->nd_procnum == NFSPROC_RMDIR) { 1393 1.2.10.2 tls nd->nd_repstat = nfsvno_rmdirsub(&named, 0, 1394 1.2.10.2 tls nd->nd_cred, p, exp); 1395 1.2.10.2 tls } else { 1396 1.2.10.2 tls nd->nd_repstat = nfsvno_removesub(&named, 0, 1397 1.2.10.2 tls nd->nd_cred, p, exp); 1398 1.2.10.2 tls } 1399 1.2.10.2 tls } 1400 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV2)) { 1401 1.2.10.2 tls if (dirp) { 1402 1.2.10.2 tls diraft_ret = nfsvno_getattr(dirp, &diraft, nd->nd_cred, 1403 1.2.10.2 tls p, 0); 1404 1.2.10.2 tls vrele(dirp); 1405 1.2.10.2 tls } 1406 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1407 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1408 1.2.10.2 tls &diraft); 1409 1.2.10.2 tls } else if (!nd->nd_repstat) { 1410 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 1411 1.2.10.2 tls *tl++ = newnfs_false; 1412 1.2.10.2 tls txdr_hyper(dirfor.na_filerev, tl); 1413 1.2.10.2 tls tl += 2; 1414 1.2.10.2 tls txdr_hyper(diraft.na_filerev, tl); 1415 1.2.10.2 tls } 1416 1.2.10.2 tls } 1417 1.2.10.2 tls 1418 1.2.10.2 tls out: 1419 1.2.10.2 tls NFSEXITCODE2(error, nd); 1420 1.2.10.2 tls return (error); 1421 1.2.10.2 tls } 1422 1.2.10.2 tls 1423 1.2.10.2 tls /* 1424 1.2.10.2 tls * nfs rename service 1425 1.2.10.2 tls */ 1426 1.2.10.2 tls APPLESTATIC int 1427 1.2.10.2 tls nfsrvd_rename(struct nfsrv_descript *nd, int isdgram, 1428 1.2.10.2 tls vnode_t dp, vnode_t todp, NFSPROC_T *p, struct nfsexstuff *exp, 1429 1.2.10.2 tls struct nfsexstuff *toexp) 1430 1.2.10.2 tls { 1431 1.2.10.2 tls u_int32_t *tl; 1432 1.2.10.2 tls int error = 0, fdirfor_ret = 1, fdiraft_ret = 1; 1433 1.2.10.2 tls int tdirfor_ret = 1, tdiraft_ret = 1; 1434 1.2.10.2 tls struct nameidata fromnd, tond; 1435 1.2.10.2 tls vnode_t fdirp = NULL, tdirp = NULL, tdp = NULL; 1436 1.2.10.2 tls struct nfsvattr fdirfor, fdiraft, tdirfor, tdiraft; 1437 1.2.10.2 tls struct nfsexstuff tnes; 1438 1.2.10.2 tls struct nfsrvfh tfh; 1439 1.2.10.2 tls char *bufp, *tbufp = NULL; 1440 1.2.10.2 tls u_long *hashp; 1441 1.2.10.2 tls fhandle_t fh; 1442 1.2.10.2 tls 1443 1.2.10.2 tls if (nd->nd_repstat) { 1444 1.2.10.2 tls nfsrv_wcc(nd, fdirfor_ret, &fdirfor, fdiraft_ret, &fdiraft); 1445 1.2.10.2 tls nfsrv_wcc(nd, tdirfor_ret, &tdirfor, tdiraft_ret, &tdiraft); 1446 1.2.10.2 tls goto out; 1447 1.2.10.2 tls } 1448 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV2)) 1449 1.2.10.2 tls fdirfor_ret = nfsvno_getattr(dp, &fdirfor, nd->nd_cred, p, 1); 1450 1.2.10.2 tls tond.ni_cnd.cn_nameiop = 0; 1451 1.2.10.2 tls tond.ni_startdir = NULL; 1452 1.2.10.2 tls NFSNAMEICNDSET(&fromnd.ni_cnd, nd->nd_cred, DELETE, WANTPARENT | SAVESTART); 1453 1.2.10.2 tls nfsvno_setpathbuf(&fromnd, &bufp, &hashp); 1454 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &fromnd.ni_pathlen); 1455 1.2.10.2 tls if (error) { 1456 1.2.10.2 tls vput(dp); 1457 1.2.10.2 tls if (todp) 1458 1.2.10.2 tls vrele(todp); 1459 1.2.10.2 tls nfsvno_relpathbuf(&fromnd); 1460 1.2.10.2 tls goto out; 1461 1.2.10.2 tls } 1462 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 1463 1.2.10.2 tls tdp = todp; 1464 1.2.10.2 tls tnes = *toexp; 1465 1.2.10.2 tls tdirfor_ret = nfsvno_getattr(tdp, &tdirfor, nd->nd_cred, p, 0); 1466 1.2.10.2 tls } else { 1467 1.2.10.2 tls tfh.nfsrvfh_len = 0; 1468 1.2.10.2 tls error = nfsrv_mtofh(nd, &tfh); 1469 1.2.10.2 tls if (error == 0) 1470 1.2.10.2 tls error = nfsvno_getfh(dp, &fh, p); 1471 1.2.10.2 tls if (error) { 1472 1.2.10.2 tls vput(dp); 1473 1.2.10.2 tls /* todp is always NULL except NFSv4 */ 1474 1.2.10.2 tls nfsvno_relpathbuf(&fromnd); 1475 1.2.10.2 tls goto out; 1476 1.2.10.2 tls } 1477 1.2.10.2 tls 1478 1.2.10.2 tls /* If this is the same file handle, just VREF() the vnode. */ 1479 1.2.10.2 tls if (tfh.nfsrvfh_len == NFSX_MYFH && 1480 1.2.10.2 tls !NFSBCMP(tfh.nfsrvfh_data, &fh, NFSX_MYFH)) { 1481 1.2.10.2 tls VREF(dp); 1482 1.2.10.2 tls tdp = dp; 1483 1.2.10.2 tls tnes = *exp; 1484 1.2.10.2 tls tdirfor_ret = nfsvno_getattr(tdp, &tdirfor, nd->nd_cred, 1485 1.2.10.2 tls p, 1); 1486 1.2.10.2 tls } else { 1487 1.2.10.2 tls nd->nd_cred->cr_uid = nd->nd_saveduid; 1488 1.2.10.2 tls nfsd_fhtovp(nd, &tfh, LK_EXCLUSIVE, &tdp, &tnes, NULL, 1489 1.2.10.2 tls 0, p); 1490 1.2.10.2 tls if (tdp) { 1491 1.2.10.2 tls tdirfor_ret = nfsvno_getattr(tdp, &tdirfor, 1492 1.2.10.2 tls nd->nd_cred, p, 1); 1493 1.2.10.2 tls NFSVOPUNLOCK(tdp, 0); 1494 1.2.10.2 tls } 1495 1.2.10.2 tls } 1496 1.2.10.2 tls } 1497 1.2.10.2 tls NFSNAMEICNDSET(&tond.ni_cnd, nd->nd_cred, RENAME, LOCKPARENT | LOCKLEAF | NOCACHE | SAVESTART); 1498 1.2.10.2 tls nfsvno_setpathbuf(&tond, &tbufp, &hashp); 1499 1.2.10.2 tls if (!nd->nd_repstat) { 1500 1.2.10.2 tls error = nfsrv_parsename(nd, tbufp, hashp, &tond.ni_pathlen); 1501 1.2.10.2 tls if (error) { 1502 1.2.10.2 tls if (tdp) 1503 1.2.10.2 tls vrele(tdp); 1504 1.2.10.2 tls vput(dp); 1505 1.2.10.2 tls nfsvno_relpathbuf(&fromnd); 1506 1.2.10.2 tls nfsvno_relpathbuf(&tond); 1507 1.2.10.2 tls goto out; 1508 1.2.10.2 tls } 1509 1.2.10.2 tls } 1510 1.2.10.2 tls if (nd->nd_repstat) { 1511 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1512 1.2.10.2 tls nfsrv_wcc(nd, fdirfor_ret, &fdirfor, fdiraft_ret, 1513 1.2.10.2 tls &fdiraft); 1514 1.2.10.2 tls nfsrv_wcc(nd, tdirfor_ret, &tdirfor, tdiraft_ret, 1515 1.2.10.2 tls &tdiraft); 1516 1.2.10.2 tls } 1517 1.2.10.2 tls if (tdp) 1518 1.2.10.2 tls vrele(tdp); 1519 1.2.10.2 tls vput(dp); 1520 1.2.10.2 tls nfsvno_relpathbuf(&fromnd); 1521 1.2.10.2 tls nfsvno_relpathbuf(&tond); 1522 1.2.10.2 tls goto out; 1523 1.2.10.2 tls } 1524 1.2.10.2 tls 1525 1.2.10.2 tls /* 1526 1.2.10.2 tls * Done parsing, now down to business. 1527 1.2.10.2 tls */ 1528 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &fromnd, dp, 1, exp, p, &fdirp); 1529 1.2.10.2 tls if (nd->nd_repstat) { 1530 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1531 1.2.10.2 tls nfsrv_wcc(nd, fdirfor_ret, &fdirfor, fdiraft_ret, 1532 1.2.10.2 tls &fdiraft); 1533 1.2.10.2 tls nfsrv_wcc(nd, tdirfor_ret, &tdirfor, tdiraft_ret, 1534 1.2.10.2 tls &tdiraft); 1535 1.2.10.2 tls } 1536 1.2.10.2 tls if (fdirp) 1537 1.2.10.2 tls vrele(fdirp); 1538 1.2.10.2 tls if (tdp) 1539 1.2.10.2 tls vrele(tdp); 1540 1.2.10.2 tls nfsvno_relpathbuf(&tond); 1541 1.2.10.2 tls goto out; 1542 1.2.10.2 tls } 1543 1.2.10.2 tls if (vnode_vtype(fromnd.ni_vp) == VDIR) 1544 1.2.10.2 tls tond.ni_cnd.cn_flags |= WILLBEDIR; 1545 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &tond, tdp, 0, &tnes, p, &tdirp); 1546 1.2.10.2 tls nd->nd_repstat = nfsvno_rename(&fromnd, &tond, nd->nd_repstat, 1547 1.2.10.2 tls nd->nd_flag, nd->nd_cred, p); 1548 1.2.10.2 tls if (fdirp) 1549 1.2.10.2 tls fdiraft_ret = nfsvno_getattr(fdirp, &fdiraft, nd->nd_cred, p, 1550 1.2.10.2 tls 0); 1551 1.2.10.2 tls if (tdirp) 1552 1.2.10.2 tls tdiraft_ret = nfsvno_getattr(tdirp, &tdiraft, nd->nd_cred, p, 1553 1.2.10.2 tls 0); 1554 1.2.10.2 tls if (fdirp) 1555 1.2.10.2 tls vrele(fdirp); 1556 1.2.10.2 tls if (tdirp) 1557 1.2.10.2 tls vrele(tdirp); 1558 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1559 1.2.10.2 tls nfsrv_wcc(nd, fdirfor_ret, &fdirfor, fdiraft_ret, &fdiraft); 1560 1.2.10.2 tls nfsrv_wcc(nd, tdirfor_ret, &tdirfor, tdiraft_ret, &tdiraft); 1561 1.2.10.2 tls } else if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) { 1562 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 10 * NFSX_UNSIGNED); 1563 1.2.10.2 tls *tl++ = newnfs_false; 1564 1.2.10.2 tls txdr_hyper(fdirfor.na_filerev, tl); 1565 1.2.10.2 tls tl += 2; 1566 1.2.10.2 tls txdr_hyper(fdiraft.na_filerev, tl); 1567 1.2.10.2 tls tl += 2; 1568 1.2.10.2 tls *tl++ = newnfs_false; 1569 1.2.10.2 tls txdr_hyper(tdirfor.na_filerev, tl); 1570 1.2.10.2 tls tl += 2; 1571 1.2.10.2 tls txdr_hyper(tdiraft.na_filerev, tl); 1572 1.2.10.2 tls } 1573 1.2.10.2 tls 1574 1.2.10.2 tls out: 1575 1.2.10.2 tls NFSEXITCODE2(error, nd); 1576 1.2.10.2 tls return (error); 1577 1.2.10.2 tls } 1578 1.2.10.2 tls 1579 1.2.10.2 tls /* 1580 1.2.10.2 tls * nfs link service 1581 1.2.10.2 tls */ 1582 1.2.10.2 tls APPLESTATIC int 1583 1.2.10.2 tls nfsrvd_link(struct nfsrv_descript *nd, int isdgram, 1584 1.2.10.2 tls vnode_t vp, vnode_t tovp, NFSPROC_T *p, struct nfsexstuff *exp, 1585 1.2.10.2 tls struct nfsexstuff *toexp) 1586 1.2.10.2 tls { 1587 1.2.10.2 tls struct nameidata named; 1588 1.2.10.2 tls u_int32_t *tl; 1589 1.2.10.2 tls int error = 0, dirfor_ret = 1, diraft_ret = 1, getret = 1; 1590 1.2.10.2 tls vnode_t dirp = NULL, dp = NULL; 1591 1.2.10.2 tls struct nfsvattr dirfor, diraft, at; 1592 1.2.10.2 tls struct nfsexstuff tnes; 1593 1.2.10.2 tls struct nfsrvfh dfh; 1594 1.2.10.2 tls char *bufp; 1595 1.2.10.2 tls u_long *hashp; 1596 1.2.10.2 tls 1597 1.2.10.2 tls if (nd->nd_repstat) { 1598 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 1599 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1600 1.2.10.2 tls goto out; 1601 1.2.10.2 tls } 1602 1.2.10.2 tls NFSVOPUNLOCK(vp, 0); 1603 1.2.10.2 tls if (vnode_vtype(vp) == VDIR) { 1604 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) 1605 1.2.10.2 tls nd->nd_repstat = NFSERR_ISDIR; 1606 1.2.10.2 tls else 1607 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 1608 1.2.10.2 tls if (tovp) 1609 1.2.10.2 tls vrele(tovp); 1610 1.2.10.2 tls } else if (vnode_vtype(vp) == VLNK) { 1611 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) 1612 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 1613 1.2.10.2 tls else 1614 1.2.10.2 tls nd->nd_repstat = NFSERR_NOTSUPP; 1615 1.2.10.2 tls if (tovp) 1616 1.2.10.2 tls vrele(tovp); 1617 1.2.10.2 tls } 1618 1.2.10.2 tls if (!nd->nd_repstat) { 1619 1.2.10.2 tls if (nd->nd_flag & ND_NFSV4) { 1620 1.2.10.2 tls dp = tovp; 1621 1.2.10.2 tls tnes = *toexp; 1622 1.2.10.2 tls } else { 1623 1.2.10.2 tls error = nfsrv_mtofh(nd, &dfh); 1624 1.2.10.2 tls if (error) { 1625 1.2.10.2 tls vrele(vp); 1626 1.2.10.2 tls /* tovp is always NULL unless NFSv4 */ 1627 1.2.10.2 tls goto out; 1628 1.2.10.2 tls } 1629 1.2.10.2 tls nfsd_fhtovp(nd, &dfh, LK_EXCLUSIVE, &dp, &tnes, NULL, 0, 1630 1.2.10.2 tls p); 1631 1.2.10.2 tls if (dp) 1632 1.2.10.2 tls NFSVOPUNLOCK(dp, 0); 1633 1.2.10.2 tls } 1634 1.2.10.2 tls } 1635 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, 1636 1.2.10.2 tls LOCKPARENT | SAVENAME); 1637 1.2.10.2 tls if (!nd->nd_repstat) { 1638 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 1639 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 1640 1.2.10.2 tls if (error) { 1641 1.2.10.2 tls vrele(vp); 1642 1.2.10.2 tls if (dp) 1643 1.2.10.2 tls vrele(dp); 1644 1.2.10.2 tls nfsvno_relpathbuf(&named); 1645 1.2.10.2 tls goto out; 1646 1.2.10.2 tls } 1647 1.2.10.2 tls if (!nd->nd_repstat) { 1648 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, &tnes, 1649 1.2.10.2 tls p, &dirp); 1650 1.2.10.2 tls } else { 1651 1.2.10.2 tls if (dp) 1652 1.2.10.2 tls vrele(dp); 1653 1.2.10.2 tls nfsvno_relpathbuf(&named); 1654 1.2.10.2 tls } 1655 1.2.10.2 tls } 1656 1.2.10.2 tls if (dirp) { 1657 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 1658 1.2.10.2 tls vrele(dirp); 1659 1.2.10.2 tls dirp = NULL; 1660 1.2.10.2 tls } else { 1661 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, 1662 1.2.10.2 tls nd->nd_cred, p, 0); 1663 1.2.10.2 tls } 1664 1.2.10.2 tls } 1665 1.2.10.2 tls if (!nd->nd_repstat) 1666 1.2.10.2 tls nd->nd_repstat = nfsvno_link(&named, vp, nd->nd_cred, p, exp); 1667 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1668 1.2.10.2 tls getret = nfsvno_getattr(vp, &at, nd->nd_cred, p, 0); 1669 1.2.10.2 tls if (dirp) { 1670 1.2.10.2 tls diraft_ret = nfsvno_getattr(dirp, &diraft, nd->nd_cred, p, 0); 1671 1.2.10.2 tls vrele(dirp); 1672 1.2.10.2 tls } 1673 1.2.10.2 tls vrele(vp); 1674 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1675 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 1676 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1677 1.2.10.2 tls } else if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) { 1678 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 1679 1.2.10.2 tls *tl++ = newnfs_false; 1680 1.2.10.2 tls txdr_hyper(dirfor.na_filerev, tl); 1681 1.2.10.2 tls tl += 2; 1682 1.2.10.2 tls txdr_hyper(diraft.na_filerev, tl); 1683 1.2.10.2 tls } 1684 1.2.10.2 tls 1685 1.2.10.2 tls out: 1686 1.2.10.2 tls NFSEXITCODE2(error, nd); 1687 1.2.10.2 tls return (error); 1688 1.2.10.2 tls } 1689 1.2.10.2 tls 1690 1.2.10.2 tls /* 1691 1.2.10.2 tls * nfs symbolic link service 1692 1.2.10.2 tls */ 1693 1.2.10.2 tls APPLESTATIC int 1694 1.2.10.2 tls nfsrvd_symlink(struct nfsrv_descript *nd, __unused int isdgram, 1695 1.2.10.2 tls vnode_t dp, vnode_t *vpp, fhandle_t *fhp, NFSPROC_T *p, 1696 1.2.10.2 tls struct nfsexstuff *exp) 1697 1.2.10.2 tls { 1698 1.2.10.2 tls struct nfsvattr nva, dirfor, diraft; 1699 1.2.10.2 tls struct nameidata named; 1700 1.2.10.2 tls int error = 0, dirfor_ret = 1, diraft_ret = 1, pathlen; 1701 1.2.10.2 tls vnode_t dirp = NULL; 1702 1.2.10.2 tls char *bufp, *pathcp = NULL; 1703 1.2.10.2 tls u_long *hashp; 1704 1.2.10.2 tls 1705 1.2.10.2 tls if (nd->nd_repstat) { 1706 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1707 1.2.10.2 tls goto out; 1708 1.2.10.2 tls } 1709 1.2.10.2 tls if (vpp) 1710 1.2.10.2 tls *vpp = NULL; 1711 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 1712 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, 1713 1.2.10.2 tls LOCKPARENT | SAVESTART); 1714 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 1715 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 1716 1.2.10.2 tls if (!error && !nd->nd_repstat) 1717 1.2.10.2 tls error = nfsvno_getsymlink(nd, &nva, p, &pathcp, &pathlen); 1718 1.2.10.2 tls if (error) { 1719 1.2.10.2 tls vrele(dp); 1720 1.2.10.2 tls nfsvno_relpathbuf(&named); 1721 1.2.10.2 tls goto out; 1722 1.2.10.2 tls } 1723 1.2.10.2 tls if (!nd->nd_repstat) { 1724 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, exp, p, &dirp); 1725 1.2.10.2 tls } else { 1726 1.2.10.2 tls vrele(dp); 1727 1.2.10.2 tls nfsvno_relpathbuf(&named); 1728 1.2.10.2 tls } 1729 1.2.10.2 tls if (dirp != NULL && !(nd->nd_flag & ND_NFSV3)) { 1730 1.2.10.2 tls vrele(dirp); 1731 1.2.10.2 tls dirp = NULL; 1732 1.2.10.2 tls } 1733 1.2.10.2 tls 1734 1.2.10.2 tls /* 1735 1.2.10.2 tls * And call nfsrvd_symlinksub() to do the common code. It will 1736 1.2.10.2 tls * return EBADRPC upon a parsing error, 0 otherwise. 1737 1.2.10.2 tls */ 1738 1.2.10.2 tls if (!nd->nd_repstat) { 1739 1.2.10.2 tls if (dirp != NULL) 1740 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, 1741 1.2.10.2 tls p, 0); 1742 1.2.10.2 tls nfsrvd_symlinksub(nd, &named, &nva, fhp, vpp, dirp, 1743 1.2.10.2 tls &dirfor, &diraft, &diraft_ret, NULL, NULL, p, exp, 1744 1.2.10.2 tls pathcp, pathlen); 1745 1.2.10.2 tls } else if (dirp != NULL) { 1746 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, p, 0); 1747 1.2.10.2 tls vrele(dirp); 1748 1.2.10.2 tls } 1749 1.2.10.2 tls if (pathcp) 1750 1.2.10.2 tls FREE(pathcp, M_TEMP); 1751 1.2.10.2 tls 1752 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1753 1.2.10.2 tls if (!nd->nd_repstat) { 1754 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 1); 1755 1.2.10.2 tls nfsrv_postopattr(nd, 0, &nva); 1756 1.2.10.2 tls } 1757 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1758 1.2.10.2 tls } 1759 1.2.10.2 tls 1760 1.2.10.2 tls out: 1761 1.2.10.2 tls NFSEXITCODE2(error, nd); 1762 1.2.10.2 tls return (error); 1763 1.2.10.2 tls } 1764 1.2.10.2 tls 1765 1.2.10.2 tls /* 1766 1.2.10.2 tls * Common code for creating a symbolic link. 1767 1.2.10.2 tls */ 1768 1.2.10.2 tls static void 1769 1.2.10.2 tls nfsrvd_symlinksub(struct nfsrv_descript *nd, struct nameidata *ndp, 1770 1.2.10.2 tls struct nfsvattr *nvap, fhandle_t *fhp, vnode_t *vpp, 1771 1.2.10.2 tls vnode_t dirp, struct nfsvattr *dirforp, struct nfsvattr *diraftp, 1772 1.2.10.2 tls int *diraft_retp, nfsattrbit_t *attrbitp, 1773 1.2.10.2 tls NFSACL_T *aclp, NFSPROC_T *p, struct nfsexstuff *exp, char *pathcp, 1774 1.2.10.2 tls int pathlen) 1775 1.2.10.2 tls { 1776 1.2.10.2 tls u_int32_t *tl; 1777 1.2.10.2 tls 1778 1.2.10.2 tls nd->nd_repstat = nfsvno_symlink(ndp, nvap, pathcp, pathlen, 1779 1.2.10.2 tls !(nd->nd_flag & ND_NFSV2), nd->nd_saveduid, nd->nd_cred, p, exp); 1780 1.2.10.2 tls if (!nd->nd_repstat && !(nd->nd_flag & ND_NFSV2)) { 1781 1.2.10.2 tls nfsrv_fixattr(nd, ndp->ni_vp, nvap, aclp, p, attrbitp, exp); 1782 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1783 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(ndp->ni_vp, fhp, p); 1784 1.2.10.2 tls if (!nd->nd_repstat) 1785 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(ndp->ni_vp, 1786 1.2.10.2 tls nvap, nd->nd_cred, p, 1); 1787 1.2.10.2 tls } 1788 1.2.10.2 tls if (vpp != NULL && nd->nd_repstat == 0) { 1789 1.2.10.2 tls NFSVOPUNLOCK(ndp->ni_vp, 0); 1790 1.2.10.2 tls *vpp = ndp->ni_vp; 1791 1.2.10.2 tls } else 1792 1.2.10.2 tls vput(ndp->ni_vp); 1793 1.2.10.2 tls } 1794 1.2.10.2 tls if (dirp) { 1795 1.2.10.2 tls *diraft_retp = nfsvno_getattr(dirp, diraftp, nd->nd_cred, p, 0); 1796 1.2.10.2 tls vrele(dirp); 1797 1.2.10.2 tls } 1798 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) { 1799 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 1800 1.2.10.2 tls *tl++ = newnfs_false; 1801 1.2.10.2 tls txdr_hyper(dirforp->na_filerev, tl); 1802 1.2.10.2 tls tl += 2; 1803 1.2.10.2 tls txdr_hyper(diraftp->na_filerev, tl); 1804 1.2.10.2 tls (void) nfsrv_putattrbit(nd, attrbitp); 1805 1.2.10.2 tls } 1806 1.2.10.2 tls 1807 1.2.10.2 tls NFSEXITCODE2(0, nd); 1808 1.2.10.2 tls } 1809 1.2.10.2 tls 1810 1.2.10.2 tls /* 1811 1.2.10.2 tls * nfs mkdir service 1812 1.2.10.2 tls */ 1813 1.2.10.2 tls APPLESTATIC int 1814 1.2.10.2 tls nfsrvd_mkdir(struct nfsrv_descript *nd, __unused int isdgram, 1815 1.2.10.2 tls vnode_t dp, vnode_t *vpp, fhandle_t *fhp, NFSPROC_T *p, 1816 1.2.10.2 tls struct nfsexstuff *exp) 1817 1.2.10.2 tls { 1818 1.2.10.2 tls struct nfsvattr nva, dirfor, diraft; 1819 1.2.10.2 tls struct nameidata named; 1820 1.2.10.2 tls u_int32_t *tl; 1821 1.2.10.2 tls int error = 0, dirfor_ret = 1, diraft_ret = 1; 1822 1.2.10.2 tls vnode_t dirp = NULL; 1823 1.2.10.2 tls char *bufp; 1824 1.2.10.2 tls u_long *hashp; 1825 1.2.10.2 tls 1826 1.2.10.2 tls if (nd->nd_repstat) { 1827 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1828 1.2.10.2 tls goto out; 1829 1.2.10.2 tls } 1830 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, 1831 1.2.10.2 tls LOCKPARENT | SAVENAME); 1832 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 1833 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 1834 1.2.10.2 tls if (error) 1835 1.2.10.2 tls goto nfsmout; 1836 1.2.10.2 tls if (!nd->nd_repstat) { 1837 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 1838 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1839 1.2.10.2 tls error = nfsrv_sattr(nd, &nva, NULL, NULL, p); 1840 1.2.10.2 tls if (error) 1841 1.2.10.2 tls goto nfsmout; 1842 1.2.10.2 tls } else { 1843 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 1844 1.2.10.2 tls nva.na_mode = nfstov_mode(*tl++); 1845 1.2.10.2 tls } 1846 1.2.10.2 tls } 1847 1.2.10.2 tls if (!nd->nd_repstat) { 1848 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, exp, p, &dirp); 1849 1.2.10.2 tls } else { 1850 1.2.10.2 tls vrele(dp); 1851 1.2.10.2 tls nfsvno_relpathbuf(&named); 1852 1.2.10.2 tls } 1853 1.2.10.2 tls if (dirp != NULL && !(nd->nd_flag & ND_NFSV3)) { 1854 1.2.10.2 tls vrele(dirp); 1855 1.2.10.2 tls dirp = NULL; 1856 1.2.10.2 tls } 1857 1.2.10.2 tls if (nd->nd_repstat) { 1858 1.2.10.2 tls if (dirp != NULL) { 1859 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, 1860 1.2.10.2 tls p, 0); 1861 1.2.10.2 tls vrele(dirp); 1862 1.2.10.2 tls } 1863 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1864 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, 1865 1.2.10.2 tls &diraft); 1866 1.2.10.2 tls goto out; 1867 1.2.10.2 tls } 1868 1.2.10.2 tls if (dirp != NULL) 1869 1.2.10.2 tls dirfor_ret = nfsvno_getattr(dirp, &dirfor, nd->nd_cred, p, 0); 1870 1.2.10.2 tls 1871 1.2.10.2 tls /* 1872 1.2.10.2 tls * Call nfsrvd_mkdirsub() for the code common to V4 as well. 1873 1.2.10.2 tls */ 1874 1.2.10.2 tls nfsrvd_mkdirsub(nd, &named, &nva, fhp, vpp, dirp, &dirfor, &diraft, 1875 1.2.10.2 tls &diraft_ret, NULL, NULL, p, exp); 1876 1.2.10.2 tls 1877 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1878 1.2.10.2 tls if (!nd->nd_repstat) { 1879 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 1); 1880 1.2.10.2 tls nfsrv_postopattr(nd, 0, &nva); 1881 1.2.10.2 tls } 1882 1.2.10.2 tls nfsrv_wcc(nd, dirfor_ret, &dirfor, diraft_ret, &diraft); 1883 1.2.10.2 tls } else if (!nd->nd_repstat) { 1884 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)fhp, 0, 0); 1885 1.2.10.2 tls nfsrv_fillattr(nd, &nva); 1886 1.2.10.2 tls } 1887 1.2.10.2 tls 1888 1.2.10.2 tls out: 1889 1.2.10.2 tls NFSEXITCODE2(0, nd); 1890 1.2.10.2 tls return (0); 1891 1.2.10.2 tls nfsmout: 1892 1.2.10.2 tls vrele(dp); 1893 1.2.10.2 tls nfsvno_relpathbuf(&named); 1894 1.2.10.2 tls NFSEXITCODE2(error, nd); 1895 1.2.10.2 tls return (error); 1896 1.2.10.2 tls } 1897 1.2.10.2 tls 1898 1.2.10.2 tls /* 1899 1.2.10.2 tls * Code common to mkdir for V2,3 and 4. 1900 1.2.10.2 tls */ 1901 1.2.10.2 tls static void 1902 1.2.10.2 tls nfsrvd_mkdirsub(struct nfsrv_descript *nd, struct nameidata *ndp, 1903 1.2.10.2 tls struct nfsvattr *nvap, fhandle_t *fhp, vnode_t *vpp, 1904 1.2.10.2 tls vnode_t dirp, struct nfsvattr *dirforp, struct nfsvattr *diraftp, 1905 1.2.10.2 tls int *diraft_retp, nfsattrbit_t *attrbitp, NFSACL_T *aclp, 1906 1.2.10.2 tls NFSPROC_T *p, struct nfsexstuff *exp) 1907 1.2.10.2 tls { 1908 1.2.10.2 tls vnode_t vp; 1909 1.2.10.2 tls u_int32_t *tl; 1910 1.2.10.2 tls 1911 1.2.10.2 tls NFSVNO_SETATTRVAL(nvap, type, VDIR); 1912 1.2.10.2 tls nd->nd_repstat = nfsvno_mkdir(ndp, nvap, nd->nd_saveduid, 1913 1.2.10.2 tls nd->nd_cred, p, exp); 1914 1.2.10.2 tls if (!nd->nd_repstat) { 1915 1.2.10.2 tls vp = ndp->ni_vp; 1916 1.2.10.2 tls nfsrv_fixattr(nd, vp, nvap, aclp, p, attrbitp, exp); 1917 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, fhp, p); 1918 1.2.10.2 tls if (!(nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) 1919 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, nvap, nd->nd_cred, 1920 1.2.10.2 tls p, 1); 1921 1.2.10.2 tls if (vpp && !nd->nd_repstat) { 1922 1.2.10.2 tls NFSVOPUNLOCK(vp, 0); 1923 1.2.10.2 tls *vpp = vp; 1924 1.2.10.2 tls } else { 1925 1.2.10.2 tls vput(vp); 1926 1.2.10.2 tls } 1927 1.2.10.2 tls } 1928 1.2.10.2 tls if (dirp) { 1929 1.2.10.2 tls *diraft_retp = nfsvno_getattr(dirp, diraftp, nd->nd_cred, p, 0); 1930 1.2.10.2 tls vrele(dirp); 1931 1.2.10.2 tls } 1932 1.2.10.2 tls if ((nd->nd_flag & ND_NFSV4) && !nd->nd_repstat) { 1933 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 5 * NFSX_UNSIGNED); 1934 1.2.10.2 tls *tl++ = newnfs_false; 1935 1.2.10.2 tls txdr_hyper(dirforp->na_filerev, tl); 1936 1.2.10.2 tls tl += 2; 1937 1.2.10.2 tls txdr_hyper(diraftp->na_filerev, tl); 1938 1.2.10.2 tls (void) nfsrv_putattrbit(nd, attrbitp); 1939 1.2.10.2 tls } 1940 1.2.10.2 tls 1941 1.2.10.2 tls NFSEXITCODE2(0, nd); 1942 1.2.10.2 tls } 1943 1.2.10.2 tls 1944 1.2.10.2 tls /* 1945 1.2.10.2 tls * nfs commit service 1946 1.2.10.2 tls */ 1947 1.2.10.2 tls APPLESTATIC int 1948 1.2.10.2 tls nfsrvd_commit(struct nfsrv_descript *nd, __unused int isdgram, 1949 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 1950 1.2.10.2 tls { 1951 1.2.10.2 tls struct nfsvattr bfor, aft; 1952 1.2.10.2 tls u_int32_t *tl; 1953 1.2.10.2 tls int error = 0, for_ret = 1, aft_ret = 1, cnt; 1954 1.2.10.2 tls u_int64_t off; 1955 1.2.10.2 tls 1956 1.2.10.2 tls if (nd->nd_repstat) { 1957 1.2.10.2 tls nfsrv_wcc(nd, for_ret, &bfor, aft_ret, &aft); 1958 1.2.10.2 tls goto out; 1959 1.2.10.2 tls } 1960 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 1961 1.2.10.2 tls /* 1962 1.2.10.2 tls * XXX At this time VOP_FSYNC() does not accept offset and byte 1963 1.2.10.2 tls * count parameters, so these arguments are useless (someday maybe). 1964 1.2.10.2 tls */ 1965 1.2.10.2 tls off = fxdr_hyper(tl); 1966 1.2.10.2 tls tl += 2; 1967 1.2.10.2 tls cnt = fxdr_unsigned(int, *tl); 1968 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 1969 1.2.10.2 tls for_ret = nfsvno_getattr(vp, &bfor, nd->nd_cred, p, 1); 1970 1.2.10.2 tls nd->nd_repstat = nfsvno_fsync(vp, off, cnt, nd->nd_cred, p); 1971 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) { 1972 1.2.10.2 tls aft_ret = nfsvno_getattr(vp, &aft, nd->nd_cred, p, 1); 1973 1.2.10.2 tls nfsrv_wcc(nd, for_ret, &bfor, aft_ret, &aft); 1974 1.2.10.2 tls } 1975 1.2.10.2 tls vput(vp); 1976 1.2.10.2 tls if (!nd->nd_repstat) { 1977 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_VERF); 1978 1.2.10.2 tls *tl++ = txdr_unsigned(nfsboottime.tv_sec); 1979 1.2.10.2 tls *tl = txdr_unsigned(nfsboottime.tv_usec); 1980 1.2.10.2 tls } 1981 1.2.10.2 tls 1982 1.2.10.2 tls out: 1983 1.2.10.2 tls NFSEXITCODE2(0, nd); 1984 1.2.10.2 tls return (0); 1985 1.2.10.2 tls nfsmout: 1986 1.2.10.2 tls vput(vp); 1987 1.2.10.2 tls NFSEXITCODE2(error, nd); 1988 1.2.10.2 tls return (error); 1989 1.2.10.2 tls } 1990 1.2.10.2 tls 1991 1.2.10.2 tls /* 1992 1.2.10.2 tls * nfs statfs service 1993 1.2.10.2 tls */ 1994 1.2.10.2 tls APPLESTATIC int 1995 1.2.10.2 tls nfsrvd_statfs(struct nfsrv_descript *nd, __unused int isdgram, 1996 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 1997 1.2.10.2 tls { 1998 1.2.10.2 tls struct statfs *sf; 1999 1.2.10.2 tls u_int32_t *tl; 2000 1.2.10.2 tls int getret = 1; 2001 1.2.10.2 tls struct nfsvattr at; 2002 1.2.10.2 tls struct statfs sfs; 2003 1.2.10.2 tls u_quad_t tval; 2004 1.2.10.2 tls 2005 1.2.10.2 tls if (nd->nd_repstat) { 2006 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2007 1.2.10.2 tls goto out; 2008 1.2.10.2 tls } 2009 1.2.10.2 tls sf = &sfs; 2010 1.2.10.2 tls nd->nd_repstat = nfsvno_statfs(vp, sf); 2011 1.2.10.2 tls getret = nfsvno_getattr(vp, &at, nd->nd_cred, p, 1); 2012 1.2.10.2 tls vput(vp); 2013 1.2.10.2 tls if (nd->nd_flag & ND_NFSV3) 2014 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2015 1.2.10.2 tls if (nd->nd_repstat) 2016 1.2.10.2 tls goto out; 2017 1.2.10.2 tls if (nd->nd_flag & ND_NFSV2) { 2018 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_V2STATFS); 2019 1.2.10.2 tls *tl++ = txdr_unsigned(NFS_V2MAXDATA); 2020 1.2.10.2 tls *tl++ = txdr_unsigned(sf->f_bsize); 2021 1.2.10.2 tls *tl++ = txdr_unsigned(sf->f_blocks); 2022 1.2.10.2 tls *tl++ = txdr_unsigned(sf->f_bfree); 2023 1.2.10.2 tls *tl = txdr_unsigned(sf->f_bavail); 2024 1.2.10.2 tls } else { 2025 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_V3STATFS); 2026 1.2.10.2 tls tval = (u_quad_t)sf->f_blocks; 2027 1.2.10.2 tls tval *= (u_quad_t)sf->f_bsize; 2028 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2029 1.2.10.2 tls tval = (u_quad_t)sf->f_bfree; 2030 1.2.10.2 tls tval *= (u_quad_t)sf->f_bsize; 2031 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2032 1.2.10.2 tls tval = (u_quad_t)sf->f_bavail; 2033 1.2.10.2 tls tval *= (u_quad_t)sf->f_bsize; 2034 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2035 1.2.10.2 tls tval = (u_quad_t)sf->f_files; 2036 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2037 1.2.10.2 tls tval = (u_quad_t)sf->f_ffree; 2038 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2039 1.2.10.2 tls tval = (u_quad_t)sf->f_ffree; 2040 1.2.10.2 tls txdr_hyper(tval, tl); tl += 2; 2041 1.2.10.2 tls *tl = 0; 2042 1.2.10.2 tls } 2043 1.2.10.2 tls 2044 1.2.10.2 tls out: 2045 1.2.10.2 tls NFSEXITCODE2(0, nd); 2046 1.2.10.2 tls return (0); 2047 1.2.10.2 tls } 2048 1.2.10.2 tls 2049 1.2.10.2 tls /* 2050 1.2.10.2 tls * nfs fsinfo service 2051 1.2.10.2 tls */ 2052 1.2.10.2 tls APPLESTATIC int 2053 1.2.10.2 tls nfsrvd_fsinfo(struct nfsrv_descript *nd, int isdgram, 2054 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 2055 1.2.10.2 tls { 2056 1.2.10.2 tls u_int32_t *tl; 2057 1.2.10.2 tls struct nfsfsinfo fs; 2058 1.2.10.2 tls int getret = 1; 2059 1.2.10.2 tls struct nfsvattr at; 2060 1.2.10.2 tls 2061 1.2.10.2 tls if (nd->nd_repstat) { 2062 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2063 1.2.10.2 tls goto out; 2064 1.2.10.2 tls } 2065 1.2.10.2 tls getret = nfsvno_getattr(vp, &at, nd->nd_cred, p, 1); 2066 1.2.10.2 tls nfsvno_getfs(&fs, isdgram); 2067 1.2.10.2 tls vput(vp); 2068 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2069 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_V3FSINFO); 2070 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_rtmax); 2071 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_rtpref); 2072 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_rtmult); 2073 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_wtmax); 2074 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_wtpref); 2075 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_wtmult); 2076 1.2.10.2 tls *tl++ = txdr_unsigned(fs.fs_dtpref); 2077 1.2.10.2 tls txdr_hyper(fs.fs_maxfilesize, tl); 2078 1.2.10.2 tls tl += 2; 2079 1.2.10.2 tls txdr_nfsv3time(&fs.fs_timedelta, tl); 2080 1.2.10.2 tls tl += 2; 2081 1.2.10.2 tls *tl = txdr_unsigned(fs.fs_properties); 2082 1.2.10.2 tls 2083 1.2.10.2 tls out: 2084 1.2.10.2 tls NFSEXITCODE2(0, nd); 2085 1.2.10.2 tls return (0); 2086 1.2.10.2 tls } 2087 1.2.10.2 tls 2088 1.2.10.2 tls /* 2089 1.2.10.2 tls * nfs pathconf service 2090 1.2.10.2 tls */ 2091 1.2.10.2 tls APPLESTATIC int 2092 1.2.10.2 tls nfsrvd_pathconf(struct nfsrv_descript *nd, __unused int isdgram, 2093 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 2094 1.2.10.2 tls { 2095 1.2.10.2 tls struct nfsv3_pathconf *pc; 2096 1.2.10.2 tls int getret = 1; 2097 1.2.10.2 tls register_t linkmax, namemax, chownres, notrunc; 2098 1.2.10.2 tls struct nfsvattr at; 2099 1.2.10.2 tls 2100 1.2.10.2 tls if (nd->nd_repstat) { 2101 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2102 1.2.10.2 tls goto out; 2103 1.2.10.2 tls } 2104 1.2.10.2 tls nd->nd_repstat = nfsvno_pathconf(vp, _PC_LINK_MAX, &linkmax, 2105 1.2.10.2 tls nd->nd_cred, p); 2106 1.2.10.2 tls if (!nd->nd_repstat) 2107 1.2.10.2 tls nd->nd_repstat = nfsvno_pathconf(vp, _PC_NAME_MAX, &namemax, 2108 1.2.10.2 tls nd->nd_cred, p); 2109 1.2.10.2 tls if (!nd->nd_repstat) 2110 1.2.10.2 tls nd->nd_repstat=nfsvno_pathconf(vp, _PC_CHOWN_RESTRICTED, 2111 1.2.10.2 tls &chownres, nd->nd_cred, p); 2112 1.2.10.2 tls if (!nd->nd_repstat) 2113 1.2.10.2 tls nd->nd_repstat = nfsvno_pathconf(vp, _PC_NO_TRUNC, ¬runc, 2114 1.2.10.2 tls nd->nd_cred, p); 2115 1.2.10.2 tls getret = nfsvno_getattr(vp, &at, nd->nd_cred, p, 1); 2116 1.2.10.2 tls vput(vp); 2117 1.2.10.2 tls nfsrv_postopattr(nd, getret, &at); 2118 1.2.10.2 tls if (!nd->nd_repstat) { 2119 1.2.10.2 tls NFSM_BUILD(pc, struct nfsv3_pathconf *, NFSX_V3PATHCONF); 2120 1.2.10.2 tls pc->pc_linkmax = txdr_unsigned(linkmax); 2121 1.2.10.2 tls pc->pc_namemax = txdr_unsigned(namemax); 2122 1.2.10.2 tls pc->pc_notrunc = txdr_unsigned(notrunc); 2123 1.2.10.2 tls pc->pc_chownrestricted = txdr_unsigned(chownres); 2124 1.2.10.2 tls 2125 1.2.10.2 tls /* 2126 1.2.10.2 tls * These should probably be supported by VOP_PATHCONF(), but 2127 1.2.10.2 tls * until msdosfs is exportable (why would you want to?), the 2128 1.2.10.2 tls * Unix defaults should be ok. 2129 1.2.10.2 tls */ 2130 1.2.10.2 tls pc->pc_caseinsensitive = newnfs_false; 2131 1.2.10.2 tls pc->pc_casepreserving = newnfs_true; 2132 1.2.10.2 tls } 2133 1.2.10.2 tls 2134 1.2.10.2 tls out: 2135 1.2.10.2 tls NFSEXITCODE2(0, nd); 2136 1.2.10.2 tls return (0); 2137 1.2.10.2 tls } 2138 1.2.10.2 tls 2139 1.2.10.2 tls /* 2140 1.2.10.2 tls * nfsv4 lock service 2141 1.2.10.2 tls */ 2142 1.2.10.2 tls APPLESTATIC int 2143 1.2.10.2 tls nfsrvd_lock(struct nfsrv_descript *nd, __unused int isdgram, 2144 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 2145 1.2.10.2 tls { 2146 1.2.10.2 tls u_int32_t *tl; 2147 1.2.10.2 tls int i; 2148 1.2.10.2 tls struct nfsstate *stp = NULL; 2149 1.2.10.2 tls struct nfslock *lop; 2150 1.2.10.2 tls struct nfslockconflict cf; 2151 1.2.10.2 tls int error = 0; 2152 1.2.10.2 tls u_short flags = NFSLCK_LOCK, lflags; 2153 1.2.10.2 tls u_int64_t offset, len; 2154 1.2.10.2 tls nfsv4stateid_t stateid; 2155 1.2.10.2 tls nfsquad_t clientid; 2156 1.2.10.2 tls 2157 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 7 * NFSX_UNSIGNED); 2158 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 2159 1.2.10.2 tls switch (i) { 2160 1.2.10.2 tls case NFSV4LOCKT_READW: 2161 1.2.10.2 tls flags |= NFSLCK_BLOCKING; 2162 1.2.10.2 tls case NFSV4LOCKT_READ: 2163 1.2.10.2 tls lflags = NFSLCK_READ; 2164 1.2.10.2 tls break; 2165 1.2.10.2 tls case NFSV4LOCKT_WRITEW: 2166 1.2.10.2 tls flags |= NFSLCK_BLOCKING; 2167 1.2.10.2 tls case NFSV4LOCKT_WRITE: 2168 1.2.10.2 tls lflags = NFSLCK_WRITE; 2169 1.2.10.2 tls break; 2170 1.2.10.2 tls default: 2171 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2172 1.2.10.2 tls goto nfsmout; 2173 1.2.10.2 tls }; 2174 1.2.10.2 tls if (*tl++ == newnfs_true) 2175 1.2.10.2 tls flags |= NFSLCK_RECLAIM; 2176 1.2.10.2 tls offset = fxdr_hyper(tl); 2177 1.2.10.2 tls tl += 2; 2178 1.2.10.2 tls len = fxdr_hyper(tl); 2179 1.2.10.2 tls tl += 2; 2180 1.2.10.2 tls if (*tl == newnfs_true) 2181 1.2.10.2 tls flags |= NFSLCK_OPENTOLOCK; 2182 1.2.10.2 tls if (flags & NFSLCK_OPENTOLOCK) { 2183 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 5 * NFSX_UNSIGNED + NFSX_STATEID); 2184 1.2.10.2 tls i = fxdr_unsigned(int, *(tl+4+(NFSX_STATEID / NFSX_UNSIGNED))); 2185 1.2.10.2 tls if (i <= 0 || i > NFSV4_OPAQUELIMIT) { 2186 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2187 1.2.10.2 tls goto nfsmout; 2188 1.2.10.2 tls } 2189 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate) + i, 2190 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 2191 1.2.10.2 tls stp->ls_ownerlen = i; 2192 1.2.10.2 tls stp->ls_op = nd->nd_rp; 2193 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(int, *tl++); 2194 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2195 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 2196 1.2.10.2 tls NFSX_STATEIDOTHER); 2197 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 2198 1.2.10.2 tls stp->ls_opentolockseq = fxdr_unsigned(int, *tl++); 2199 1.2.10.2 tls clientid.lval[0] = *tl++; 2200 1.2.10.2 tls clientid.lval[1] = *tl++; 2201 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2202 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2203 1.2.10.2 tls printf("EEK! multiple clids\n"); 2204 1.2.10.2 tls } else { 2205 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2206 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2207 1.2.10.2 tls } 2208 1.2.10.2 tls error = nfsrv_mtostr(nd, stp->ls_owner, stp->ls_ownerlen); 2209 1.2.10.2 tls if (error) 2210 1.2.10.2 tls goto nfsmout; 2211 1.2.10.2 tls } else { 2212 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID + NFSX_UNSIGNED); 2213 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate), 2214 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 2215 1.2.10.2 tls stp->ls_ownerlen = 0; 2216 1.2.10.2 tls stp->ls_op = nd->nd_rp; 2217 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2218 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 2219 1.2.10.2 tls NFSX_STATEIDOTHER); 2220 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 2221 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(int, *tl); 2222 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0]; 2223 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1]; 2224 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2225 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2226 1.2.10.2 tls printf("EEK! multiple clids\n"); 2227 1.2.10.2 tls } else { 2228 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2229 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2230 1.2.10.2 tls } 2231 1.2.10.2 tls } 2232 1.2.10.2 tls MALLOC(lop, struct nfslock *, sizeof (struct nfslock), 2233 1.2.10.2 tls M_NFSDLOCK, M_WAITOK); 2234 1.2.10.2 tls lop->lo_first = offset; 2235 1.2.10.2 tls if (len == NFS64BITSSET) { 2236 1.2.10.2 tls lop->lo_end = NFS64BITSSET; 2237 1.2.10.2 tls } else { 2238 1.2.10.2 tls lop->lo_end = offset + len; 2239 1.2.10.2 tls if (lop->lo_end <= lop->lo_first) 2240 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2241 1.2.10.2 tls } 2242 1.2.10.2 tls lop->lo_flags = lflags; 2243 1.2.10.2 tls stp->ls_flags = flags; 2244 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 2245 1.2.10.2 tls 2246 1.2.10.2 tls /* 2247 1.2.10.2 tls * Do basic access checking. 2248 1.2.10.2 tls */ 2249 1.2.10.2 tls if (!nd->nd_repstat && vnode_vtype(vp) != VREG) { 2250 1.2.10.2 tls if (vnode_vtype(vp) == VDIR) 2251 1.2.10.2 tls nd->nd_repstat = NFSERR_ISDIR; 2252 1.2.10.2 tls else 2253 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2254 1.2.10.2 tls } 2255 1.2.10.2 tls if (!nd->nd_repstat) { 2256 1.2.10.2 tls if (lflags & NFSLCK_WRITE) { 2257 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VWRITE, 2258 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_ALLOWOWNER, 2259 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 2260 1.2.10.2 tls } else { 2261 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VREAD, 2262 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_ALLOWOWNER, 2263 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 2264 1.2.10.2 tls if (nd->nd_repstat) 2265 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VEXEC, 2266 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_ALLOWOWNER, 2267 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 2268 1.2.10.2 tls } 2269 1.2.10.2 tls } 2270 1.2.10.2 tls 2271 1.2.10.2 tls /* 2272 1.2.10.2 tls * We call nfsrv_lockctrl() even if nd_repstat set, so that the 2273 1.2.10.2 tls * seqid# gets updated. nfsrv_lockctrl() will return the value 2274 1.2.10.2 tls * of nd_repstat, if it gets that far. 2275 1.2.10.2 tls */ 2276 1.2.10.2 tls nd->nd_repstat = nfsrv_lockctrl(vp, &stp, &lop, &cf, clientid, 2277 1.2.10.2 tls &stateid, exp, nd, p); 2278 1.2.10.2 tls if (lop) 2279 1.2.10.2 tls FREE((caddr_t)lop, M_NFSDLOCK); 2280 1.2.10.2 tls if (stp) 2281 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2282 1.2.10.2 tls if (!nd->nd_repstat) { 2283 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID); 2284 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 2285 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 2286 1.2.10.2 tls } else if (nd->nd_repstat == NFSERR_DENIED) { 2287 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 7 * NFSX_UNSIGNED); 2288 1.2.10.2 tls txdr_hyper(cf.cl_first, tl); 2289 1.2.10.2 tls tl += 2; 2290 1.2.10.2 tls if (cf.cl_end == NFS64BITSSET) 2291 1.2.10.2 tls len = NFS64BITSSET; 2292 1.2.10.2 tls else 2293 1.2.10.2 tls len = cf.cl_end - cf.cl_first; 2294 1.2.10.2 tls txdr_hyper(len, tl); 2295 1.2.10.2 tls tl += 2; 2296 1.2.10.2 tls if (cf.cl_flags == NFSLCK_WRITE) 2297 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4LOCKT_WRITE); 2298 1.2.10.2 tls else 2299 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4LOCKT_READ); 2300 1.2.10.2 tls *tl++ = stateid.other[0]; 2301 1.2.10.2 tls *tl = stateid.other[1]; 2302 1.2.10.2 tls (void) nfsm_strtom(nd, cf.cl_owner, cf.cl_ownerlen); 2303 1.2.10.2 tls } 2304 1.2.10.2 tls vput(vp); 2305 1.2.10.2 tls NFSEXITCODE2(0, nd); 2306 1.2.10.2 tls return (0); 2307 1.2.10.2 tls nfsmout: 2308 1.2.10.2 tls vput(vp); 2309 1.2.10.2 tls if (stp) 2310 1.2.10.2 tls free((caddr_t)stp, M_NFSDSTATE); 2311 1.2.10.2 tls NFSEXITCODE2(error, nd); 2312 1.2.10.2 tls return (error); 2313 1.2.10.2 tls } 2314 1.2.10.2 tls 2315 1.2.10.2 tls /* 2316 1.2.10.2 tls * nfsv4 lock test service 2317 1.2.10.2 tls */ 2318 1.2.10.2 tls APPLESTATIC int 2319 1.2.10.2 tls nfsrvd_lockt(struct nfsrv_descript *nd, __unused int isdgram, 2320 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 2321 1.2.10.2 tls { 2322 1.2.10.2 tls u_int32_t *tl; 2323 1.2.10.2 tls int i; 2324 1.2.10.2 tls struct nfsstate *stp = NULL; 2325 1.2.10.2 tls struct nfslock lo, *lop = &lo; 2326 1.2.10.2 tls struct nfslockconflict cf; 2327 1.2.10.2 tls int error = 0; 2328 1.2.10.2 tls nfsv4stateid_t stateid; 2329 1.2.10.2 tls nfsquad_t clientid; 2330 1.2.10.2 tls u_int64_t len; 2331 1.2.10.2 tls 2332 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 8 * NFSX_UNSIGNED); 2333 1.2.10.2 tls i = fxdr_unsigned(int, *(tl + 7)); 2334 1.2.10.2 tls if (i <= 0 || i > NFSV4_OPAQUELIMIT) { 2335 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2336 1.2.10.2 tls goto nfsmout; 2337 1.2.10.2 tls } 2338 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate) + i, 2339 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 2340 1.2.10.2 tls stp->ls_ownerlen = i; 2341 1.2.10.2 tls stp->ls_op = NULL; 2342 1.2.10.2 tls stp->ls_flags = NFSLCK_TEST; 2343 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 2344 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 2345 1.2.10.2 tls switch (i) { 2346 1.2.10.2 tls case NFSV4LOCKT_READW: 2347 1.2.10.2 tls stp->ls_flags |= NFSLCK_BLOCKING; 2348 1.2.10.2 tls case NFSV4LOCKT_READ: 2349 1.2.10.2 tls lo.lo_flags = NFSLCK_READ; 2350 1.2.10.2 tls break; 2351 1.2.10.2 tls case NFSV4LOCKT_WRITEW: 2352 1.2.10.2 tls stp->ls_flags |= NFSLCK_BLOCKING; 2353 1.2.10.2 tls case NFSV4LOCKT_WRITE: 2354 1.2.10.2 tls lo.lo_flags = NFSLCK_WRITE; 2355 1.2.10.2 tls break; 2356 1.2.10.2 tls default: 2357 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2358 1.2.10.2 tls goto nfsmout; 2359 1.2.10.2 tls }; 2360 1.2.10.2 tls lo.lo_first = fxdr_hyper(tl); 2361 1.2.10.2 tls tl += 2; 2362 1.2.10.2 tls len = fxdr_hyper(tl); 2363 1.2.10.2 tls if (len == NFS64BITSSET) { 2364 1.2.10.2 tls lo.lo_end = NFS64BITSSET; 2365 1.2.10.2 tls } else { 2366 1.2.10.2 tls lo.lo_end = lo.lo_first + len; 2367 1.2.10.2 tls if (lo.lo_end <= lo.lo_first) 2368 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2369 1.2.10.2 tls } 2370 1.2.10.2 tls tl += 2; 2371 1.2.10.2 tls clientid.lval[0] = *tl++; 2372 1.2.10.2 tls clientid.lval[1] = *tl; 2373 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2374 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2375 1.2.10.2 tls printf("EEK! multiple clids\n"); 2376 1.2.10.2 tls } else { 2377 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2378 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2379 1.2.10.2 tls } 2380 1.2.10.2 tls error = nfsrv_mtostr(nd, stp->ls_owner, stp->ls_ownerlen); 2381 1.2.10.2 tls if (error) 2382 1.2.10.2 tls goto nfsmout; 2383 1.2.10.2 tls if (!nd->nd_repstat && vnode_vtype(vp) != VREG) { 2384 1.2.10.2 tls if (vnode_vtype(vp) == VDIR) 2385 1.2.10.2 tls nd->nd_repstat = NFSERR_ISDIR; 2386 1.2.10.2 tls else 2387 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2388 1.2.10.2 tls } 2389 1.2.10.2 tls if (!nd->nd_repstat) 2390 1.2.10.2 tls nd->nd_repstat = nfsrv_lockctrl(vp, &stp, &lop, &cf, clientid, 2391 1.2.10.2 tls &stateid, exp, nd, p); 2392 1.2.10.2 tls if (stp) 2393 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2394 1.2.10.2 tls if (nd->nd_repstat) { 2395 1.2.10.2 tls if (nd->nd_repstat == NFSERR_DENIED) { 2396 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 7 * NFSX_UNSIGNED); 2397 1.2.10.2 tls txdr_hyper(cf.cl_first, tl); 2398 1.2.10.2 tls tl += 2; 2399 1.2.10.2 tls if (cf.cl_end == NFS64BITSSET) 2400 1.2.10.2 tls len = NFS64BITSSET; 2401 1.2.10.2 tls else 2402 1.2.10.2 tls len = cf.cl_end - cf.cl_first; 2403 1.2.10.2 tls txdr_hyper(len, tl); 2404 1.2.10.2 tls tl += 2; 2405 1.2.10.2 tls if (cf.cl_flags == NFSLCK_WRITE) 2406 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4LOCKT_WRITE); 2407 1.2.10.2 tls else 2408 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4LOCKT_READ); 2409 1.2.10.2 tls *tl++ = stp->ls_stateid.other[0]; 2410 1.2.10.2 tls *tl = stp->ls_stateid.other[1]; 2411 1.2.10.2 tls (void) nfsm_strtom(nd, cf.cl_owner, cf.cl_ownerlen); 2412 1.2.10.2 tls } 2413 1.2.10.2 tls } 2414 1.2.10.2 tls vput(vp); 2415 1.2.10.2 tls NFSEXITCODE2(0, nd); 2416 1.2.10.2 tls return (0); 2417 1.2.10.2 tls nfsmout: 2418 1.2.10.2 tls vput(vp); 2419 1.2.10.2 tls if (stp) 2420 1.2.10.2 tls free((caddr_t)stp, M_NFSDSTATE); 2421 1.2.10.2 tls NFSEXITCODE2(error, nd); 2422 1.2.10.2 tls return (error); 2423 1.2.10.2 tls } 2424 1.2.10.2 tls 2425 1.2.10.2 tls /* 2426 1.2.10.2 tls * nfsv4 unlock service 2427 1.2.10.2 tls */ 2428 1.2.10.2 tls APPLESTATIC int 2429 1.2.10.2 tls nfsrvd_locku(struct nfsrv_descript *nd, __unused int isdgram, 2430 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, struct nfsexstuff *exp) 2431 1.2.10.2 tls { 2432 1.2.10.2 tls u_int32_t *tl; 2433 1.2.10.2 tls int i; 2434 1.2.10.2 tls struct nfsstate *stp; 2435 1.2.10.2 tls struct nfslock *lop; 2436 1.2.10.2 tls int error = 0; 2437 1.2.10.2 tls nfsv4stateid_t stateid; 2438 1.2.10.2 tls nfsquad_t clientid; 2439 1.2.10.2 tls u_int64_t len; 2440 1.2.10.2 tls 2441 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 6 * NFSX_UNSIGNED + NFSX_STATEID); 2442 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate), 2443 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 2444 1.2.10.2 tls MALLOC(lop, struct nfslock *, sizeof (struct nfslock), 2445 1.2.10.2 tls M_NFSDLOCK, M_WAITOK); 2446 1.2.10.2 tls stp->ls_flags = NFSLCK_UNLOCK; 2447 1.2.10.2 tls lop->lo_flags = NFSLCK_UNLOCK; 2448 1.2.10.2 tls stp->ls_op = nd->nd_rp; 2449 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 2450 1.2.10.2 tls switch (i) { 2451 1.2.10.2 tls case NFSV4LOCKT_READW: 2452 1.2.10.2 tls stp->ls_flags |= NFSLCK_BLOCKING; 2453 1.2.10.2 tls case NFSV4LOCKT_READ: 2454 1.2.10.2 tls break; 2455 1.2.10.2 tls case NFSV4LOCKT_WRITEW: 2456 1.2.10.2 tls stp->ls_flags |= NFSLCK_BLOCKING; 2457 1.2.10.2 tls case NFSV4LOCKT_WRITE: 2458 1.2.10.2 tls break; 2459 1.2.10.2 tls default: 2460 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2461 1.2.10.2 tls free(stp, M_NFSDSTATE); 2462 1.2.10.2 tls free(lop, M_NFSDLOCK); 2463 1.2.10.2 tls goto nfsmout; 2464 1.2.10.2 tls }; 2465 1.2.10.2 tls stp->ls_ownerlen = 0; 2466 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 2467 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(int, *tl++); 2468 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2469 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 2470 1.2.10.2 tls NFSX_STATEIDOTHER); 2471 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 2472 1.2.10.2 tls lop->lo_first = fxdr_hyper(tl); 2473 1.2.10.2 tls tl += 2; 2474 1.2.10.2 tls len = fxdr_hyper(tl); 2475 1.2.10.2 tls if (len == NFS64BITSSET) { 2476 1.2.10.2 tls lop->lo_end = NFS64BITSSET; 2477 1.2.10.2 tls } else { 2478 1.2.10.2 tls lop->lo_end = lop->lo_first + len; 2479 1.2.10.2 tls if (lop->lo_end <= lop->lo_first) 2480 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2481 1.2.10.2 tls } 2482 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0]; 2483 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1]; 2484 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2485 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2486 1.2.10.2 tls printf("EEK! multiple clids\n"); 2487 1.2.10.2 tls } else { 2488 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2489 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2490 1.2.10.2 tls } 2491 1.2.10.2 tls if (!nd->nd_repstat && vnode_vtype(vp) != VREG) { 2492 1.2.10.2 tls if (vnode_vtype(vp) == VDIR) 2493 1.2.10.2 tls nd->nd_repstat = NFSERR_ISDIR; 2494 1.2.10.2 tls else 2495 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2496 1.2.10.2 tls } 2497 1.2.10.2 tls /* 2498 1.2.10.2 tls * Call nfsrv_lockctrl() even if nd_repstat is set, so that the 2499 1.2.10.2 tls * seqid# gets incremented. nfsrv_lockctrl() will return the 2500 1.2.10.2 tls * value of nd_repstat, if it gets that far. 2501 1.2.10.2 tls */ 2502 1.2.10.2 tls nd->nd_repstat = nfsrv_lockctrl(vp, &stp, &lop, NULL, clientid, 2503 1.2.10.2 tls &stateid, exp, nd, p); 2504 1.2.10.2 tls if (stp) 2505 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2506 1.2.10.2 tls if (lop) 2507 1.2.10.2 tls free((caddr_t)lop, M_NFSDLOCK); 2508 1.2.10.2 tls if (!nd->nd_repstat) { 2509 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID); 2510 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 2511 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 2512 1.2.10.2 tls } 2513 1.2.10.2 tls nfsmout: 2514 1.2.10.2 tls vput(vp); 2515 1.2.10.2 tls NFSEXITCODE2(error, nd); 2516 1.2.10.2 tls return (error); 2517 1.2.10.2 tls } 2518 1.2.10.2 tls 2519 1.2.10.2 tls /* 2520 1.2.10.2 tls * nfsv4 open service 2521 1.2.10.2 tls */ 2522 1.2.10.2 tls APPLESTATIC int 2523 1.2.10.2 tls nfsrvd_open(struct nfsrv_descript *nd, __unused int isdgram, 2524 1.2.10.2 tls vnode_t dp, vnode_t *vpp, __unused fhandle_t *fhp, NFSPROC_T *p, 2525 1.2.10.2 tls struct nfsexstuff *exp) 2526 1.2.10.2 tls { 2527 1.2.10.2 tls u_int32_t *tl; 2528 1.2.10.2 tls int i; 2529 1.2.10.2 tls struct nfsstate *stp = NULL; 2530 1.2.10.2 tls int error = 0, create, claim, exclusive_flag = 0; 2531 1.2.10.2 tls u_int32_t rflags = NFSV4OPEN_LOCKTYPEPOSIX, acemask; 2532 1.2.10.2 tls int how = NFSCREATE_UNCHECKED; 2533 1.2.10.2 tls int32_t cverf[2], tverf[2] = { 0, 0 }; 2534 1.2.10.2 tls vnode_t vp = NULL, dirp = NULL; 2535 1.2.10.2 tls struct nfsvattr nva, dirfor, diraft; 2536 1.2.10.2 tls struct nameidata named; 2537 1.2.10.2 tls nfsv4stateid_t stateid, delegstateid; 2538 1.2.10.2 tls nfsattrbit_t attrbits; 2539 1.2.10.2 tls nfsquad_t clientid; 2540 1.2.10.2 tls char *bufp = NULL; 2541 1.2.10.2 tls u_long *hashp; 2542 1.2.10.2 tls NFSACL_T *aclp = NULL; 2543 1.2.10.2 tls 2544 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 2545 1.2.10.2 tls aclp = acl_alloc(M_WAITOK); 2546 1.2.10.2 tls aclp->acl_cnt = 0; 2547 1.2.10.2 tls #endif 2548 1.2.10.2 tls NFSZERO_ATTRBIT(&attrbits); 2549 1.2.10.2 tls named.ni_startdir = NULL; 2550 1.2.10.2 tls named.ni_cnd.cn_nameiop = 0; 2551 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 6 * NFSX_UNSIGNED); 2552 1.2.10.2 tls i = fxdr_unsigned(int, *(tl + 5)); 2553 1.2.10.2 tls if (i <= 0 || i > NFSV4_OPAQUELIMIT) { 2554 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2555 1.2.10.2 tls goto nfsmout; 2556 1.2.10.2 tls } 2557 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate) + i, 2558 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 2559 1.2.10.2 tls stp->ls_ownerlen = i; 2560 1.2.10.2 tls stp->ls_op = nd->nd_rp; 2561 1.2.10.2 tls stp->ls_flags = NFSLCK_OPEN; 2562 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 2563 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(u_int32_t, *tl++); 2564 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 2565 1.2.10.2 tls switch (i) { 2566 1.2.10.2 tls case NFSV4OPEN_ACCESSREAD: 2567 1.2.10.2 tls stp->ls_flags |= NFSLCK_READACCESS; 2568 1.2.10.2 tls break; 2569 1.2.10.2 tls case NFSV4OPEN_ACCESSWRITE: 2570 1.2.10.2 tls stp->ls_flags |= NFSLCK_WRITEACCESS; 2571 1.2.10.2 tls break; 2572 1.2.10.2 tls case NFSV4OPEN_ACCESSBOTH: 2573 1.2.10.2 tls stp->ls_flags |= (NFSLCK_READACCESS | NFSLCK_WRITEACCESS); 2574 1.2.10.2 tls break; 2575 1.2.10.2 tls default: 2576 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2577 1.2.10.2 tls }; 2578 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 2579 1.2.10.2 tls switch (i) { 2580 1.2.10.2 tls case NFSV4OPEN_DENYNONE: 2581 1.2.10.2 tls break; 2582 1.2.10.2 tls case NFSV4OPEN_DENYREAD: 2583 1.2.10.2 tls stp->ls_flags |= NFSLCK_READDENY; 2584 1.2.10.2 tls break; 2585 1.2.10.2 tls case NFSV4OPEN_DENYWRITE: 2586 1.2.10.2 tls stp->ls_flags |= NFSLCK_WRITEDENY; 2587 1.2.10.2 tls break; 2588 1.2.10.2 tls case NFSV4OPEN_DENYBOTH: 2589 1.2.10.2 tls stp->ls_flags |= (NFSLCK_READDENY | NFSLCK_WRITEDENY); 2590 1.2.10.2 tls break; 2591 1.2.10.2 tls default: 2592 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2593 1.2.10.2 tls }; 2594 1.2.10.2 tls clientid.lval[0] = *tl++; 2595 1.2.10.2 tls clientid.lval[1] = *tl; 2596 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2597 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2598 1.2.10.2 tls printf("EEK! multiple clids\n"); 2599 1.2.10.2 tls } else { 2600 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2601 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2602 1.2.10.2 tls } 2603 1.2.10.2 tls error = nfsrv_mtostr(nd, stp->ls_owner, stp->ls_ownerlen); 2604 1.2.10.2 tls if (error) 2605 1.2.10.2 tls goto nfsmout; 2606 1.2.10.2 tls NFSVNO_ATTRINIT(&nva); 2607 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 2608 1.2.10.2 tls create = fxdr_unsigned(int, *tl); 2609 1.2.10.2 tls if (!nd->nd_repstat) 2610 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(dp, &dirfor, nd->nd_cred, p, 0); 2611 1.2.10.2 tls if (create == NFSV4OPEN_CREATE) { 2612 1.2.10.2 tls nva.na_type = VREG; 2613 1.2.10.2 tls nva.na_mode = 0; 2614 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 2615 1.2.10.2 tls how = fxdr_unsigned(int, *tl); 2616 1.2.10.2 tls switch (how) { 2617 1.2.10.2 tls case NFSCREATE_UNCHECKED: 2618 1.2.10.2 tls case NFSCREATE_GUARDED: 2619 1.2.10.2 tls error = nfsv4_sattr(nd, &nva, &attrbits, aclp, p); 2620 1.2.10.2 tls if (error) 2621 1.2.10.2 tls goto nfsmout; 2622 1.2.10.2 tls /* 2623 1.2.10.2 tls * If the na_gid being set is the same as that of 2624 1.2.10.2 tls * the directory it is going in, clear it, since 2625 1.2.10.2 tls * that is what will be set by default. This allows 2626 1.2.10.2 tls * a user that isn't in that group to do the create. 2627 1.2.10.2 tls */ 2628 1.2.10.2 tls if (!nd->nd_repstat && NFSVNO_ISSETGID(&nva) && 2629 1.2.10.2 tls nva.na_gid == dirfor.na_gid) 2630 1.2.10.2 tls NFSVNO_UNSET(&nva, gid); 2631 1.2.10.2 tls if (!nd->nd_repstat) 2632 1.2.10.2 tls nd->nd_repstat = nfsrv_checkuidgid(nd, &nva); 2633 1.2.10.2 tls break; 2634 1.2.10.2 tls case NFSCREATE_EXCLUSIVE: 2635 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_VERF); 2636 1.2.10.2 tls cverf[0] = *tl++; 2637 1.2.10.2 tls cverf[1] = *tl; 2638 1.2.10.2 tls break; 2639 1.2.10.2 tls default: 2640 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2641 1.2.10.2 tls goto nfsmout; 2642 1.2.10.2 tls }; 2643 1.2.10.2 tls } else if (create != NFSV4OPEN_NOCREATE) { 2644 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2645 1.2.10.2 tls goto nfsmout; 2646 1.2.10.2 tls } 2647 1.2.10.2 tls 2648 1.2.10.2 tls /* 2649 1.2.10.2 tls * Now, handle the claim, which usually includes looking up a 2650 1.2.10.2 tls * name in the directory referenced by dp. The exception is 2651 1.2.10.2 tls * NFSV4OPEN_CLAIMPREVIOUS. 2652 1.2.10.2 tls */ 2653 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 2654 1.2.10.2 tls claim = fxdr_unsigned(int, *tl); 2655 1.2.10.2 tls if (claim == NFSV4OPEN_CLAIMDELEGATECUR) { 2656 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID); 2657 1.2.10.2 tls stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2658 1.2.10.2 tls NFSBCOPY((caddr_t)tl,(caddr_t)stateid.other,NFSX_STATEIDOTHER); 2659 1.2.10.2 tls stp->ls_flags |= NFSLCK_DELEGCUR; 2660 1.2.10.2 tls } else if (claim == NFSV4OPEN_CLAIMDELEGATEPREV) { 2661 1.2.10.2 tls stp->ls_flags |= NFSLCK_DELEGPREV; 2662 1.2.10.2 tls } 2663 1.2.10.2 tls if (claim == NFSV4OPEN_CLAIMNULL || claim == NFSV4OPEN_CLAIMDELEGATECUR 2664 1.2.10.2 tls || claim == NFSV4OPEN_CLAIMDELEGATEPREV) { 2665 1.2.10.2 tls if (!nd->nd_repstat && create == NFSV4OPEN_CREATE && 2666 1.2.10.2 tls claim != NFSV4OPEN_CLAIMNULL) 2667 1.2.10.2 tls nd->nd_repstat = NFSERR_INVAL; 2668 1.2.10.2 tls if (nd->nd_repstat) { 2669 1.2.10.2 tls nd->nd_repstat = nfsrv_opencheck(clientid, 2670 1.2.10.2 tls &stateid, stp, NULL, nd, p, nd->nd_repstat); 2671 1.2.10.2 tls goto nfsmout; 2672 1.2.10.2 tls } 2673 1.2.10.2 tls if (create == NFSV4OPEN_CREATE) 2674 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, CREATE, 2675 1.2.10.2 tls LOCKPARENT | LOCKLEAF | SAVESTART); 2676 1.2.10.2 tls else 2677 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, LOOKUP, 2678 1.2.10.2 tls LOCKLEAF | SAVESTART); 2679 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 2680 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 2681 1.2.10.2 tls if (error) { 2682 1.2.10.2 tls vrele(dp); 2683 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 2684 1.2.10.2 tls acl_free(aclp); 2685 1.2.10.2 tls #endif 2686 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2687 1.2.10.2 tls nfsvno_relpathbuf(&named); 2688 1.2.10.2 tls NFSEXITCODE2(error, nd); 2689 1.2.10.2 tls return (error); 2690 1.2.10.2 tls } 2691 1.2.10.2 tls if (!nd->nd_repstat) { 2692 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 0, exp, 2693 1.2.10.2 tls p, &dirp); 2694 1.2.10.2 tls } else { 2695 1.2.10.2 tls vrele(dp); 2696 1.2.10.2 tls nfsvno_relpathbuf(&named); 2697 1.2.10.2 tls } 2698 1.2.10.2 tls if (create == NFSV4OPEN_CREATE) { 2699 1.2.10.2 tls switch (how) { 2700 1.2.10.2 tls case NFSCREATE_UNCHECKED: 2701 1.2.10.2 tls if (named.ni_vp) { 2702 1.2.10.2 tls /* 2703 1.2.10.2 tls * Clear the setable attribute bits, except 2704 1.2.10.2 tls * for Size, if it is being truncated. 2705 1.2.10.2 tls */ 2706 1.2.10.2 tls NFSZERO_ATTRBIT(&attrbits); 2707 1.2.10.2 tls if (NFSVNO_ISSETSIZE(&nva)) 2708 1.2.10.2 tls NFSSETBIT_ATTRBIT(&attrbits, 2709 1.2.10.2 tls NFSATTRBIT_SIZE); 2710 1.2.10.2 tls } 2711 1.2.10.2 tls break; 2712 1.2.10.2 tls case NFSCREATE_GUARDED: 2713 1.2.10.2 tls if (named.ni_vp && !nd->nd_repstat) 2714 1.2.10.2 tls nd->nd_repstat = EEXIST; 2715 1.2.10.2 tls break; 2716 1.2.10.2 tls case NFSCREATE_EXCLUSIVE: 2717 1.2.10.2 tls exclusive_flag = 1; 2718 1.2.10.2 tls if (!named.ni_vp) 2719 1.2.10.2 tls nva.na_mode = 0; 2720 1.2.10.2 tls }; 2721 1.2.10.2 tls } 2722 1.2.10.2 tls nfsvno_open(nd, &named, clientid, &stateid, stp, 2723 1.2.10.2 tls &exclusive_flag, &nva, cverf, create, aclp, &attrbits, 2724 1.2.10.2 tls nd->nd_cred, p, exp, &vp); 2725 1.2.10.2 tls } else if (claim == NFSV4OPEN_CLAIMPREVIOUS) { 2726 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 2727 1.2.10.2 tls i = fxdr_unsigned(int, *tl); 2728 1.2.10.2 tls switch (i) { 2729 1.2.10.2 tls case NFSV4OPEN_DELEGATEREAD: 2730 1.2.10.2 tls stp->ls_flags |= NFSLCK_DELEGREAD; 2731 1.2.10.2 tls break; 2732 1.2.10.2 tls case NFSV4OPEN_DELEGATEWRITE: 2733 1.2.10.2 tls stp->ls_flags |= NFSLCK_DELEGWRITE; 2734 1.2.10.2 tls case NFSV4OPEN_DELEGATENONE: 2735 1.2.10.2 tls break; 2736 1.2.10.2 tls default: 2737 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2738 1.2.10.2 tls goto nfsmout; 2739 1.2.10.2 tls }; 2740 1.2.10.2 tls stp->ls_flags |= NFSLCK_RECLAIM; 2741 1.2.10.2 tls vp = dp; 2742 1.2.10.2 tls NFSVOPLOCK(vp, LK_EXCLUSIVE | LK_RETRY); 2743 1.2.10.2 tls if ((vp->v_iflag & VI_DOOMED) == 0) 2744 1.2.10.2 tls nd->nd_repstat = nfsrv_opencheck(clientid, &stateid, 2745 1.2.10.2 tls stp, vp, nd, p, nd->nd_repstat); 2746 1.2.10.2 tls else 2747 1.2.10.2 tls nd->nd_repstat = NFSERR_PERM; 2748 1.2.10.2 tls } else { 2749 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 2750 1.2.10.2 tls goto nfsmout; 2751 1.2.10.2 tls } 2752 1.2.10.2 tls 2753 1.2.10.2 tls /* 2754 1.2.10.2 tls * Do basic access checking. 2755 1.2.10.2 tls */ 2756 1.2.10.2 tls if (!nd->nd_repstat && vnode_vtype(vp) != VREG) { 2757 1.2.10.2 tls /* 2758 1.2.10.2 tls * The IETF working group decided that this is the correct 2759 1.2.10.2 tls * error return for all non-regular files. 2760 1.2.10.2 tls */ 2761 1.2.10.2 tls nd->nd_repstat = NFSERR_SYMLINK; 2762 1.2.10.2 tls } 2763 1.2.10.2 tls if (!nd->nd_repstat && (stp->ls_flags & NFSLCK_WRITEACCESS)) 2764 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VWRITE, nd->nd_cred, 2765 1.2.10.2 tls exp, p, NFSACCCHK_ALLOWOWNER, NFSACCCHK_VPISLOCKED, NULL); 2766 1.2.10.2 tls if (!nd->nd_repstat && (stp->ls_flags & NFSLCK_READACCESS)) { 2767 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VREAD, nd->nd_cred, 2768 1.2.10.2 tls exp, p, NFSACCCHK_ALLOWOWNER, NFSACCCHK_VPISLOCKED, NULL); 2769 1.2.10.2 tls if (nd->nd_repstat) 2770 1.2.10.2 tls nd->nd_repstat = nfsvno_accchk(vp, VEXEC, 2771 1.2.10.2 tls nd->nd_cred, exp, p, NFSACCCHK_ALLOWOWNER, 2772 1.2.10.2 tls NFSACCCHK_VPISLOCKED, NULL); 2773 1.2.10.2 tls } 2774 1.2.10.2 tls 2775 1.2.10.2 tls if (!nd->nd_repstat) { 2776 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 2777 1.2.10.2 tls if (!nd->nd_repstat) { 2778 1.2.10.2 tls tverf[0] = nva.na_atime.tv_sec; 2779 1.2.10.2 tls tverf[1] = nva.na_atime.tv_nsec; 2780 1.2.10.2 tls } 2781 1.2.10.2 tls } 2782 1.2.10.2 tls if (!nd->nd_repstat && exclusive_flag && (cverf[0] != tverf[0] || 2783 1.2.10.2 tls cverf[1] != tverf[1])) 2784 1.2.10.2 tls nd->nd_repstat = EEXIST; 2785 1.2.10.2 tls /* 2786 1.2.10.2 tls * Do the open locking/delegation stuff. 2787 1.2.10.2 tls */ 2788 1.2.10.2 tls if (!nd->nd_repstat) 2789 1.2.10.2 tls nd->nd_repstat = nfsrv_openctrl(nd, vp, &stp, clientid, &stateid, 2790 1.2.10.2 tls &delegstateid, &rflags, exp, p, nva.na_filerev); 2791 1.2.10.2 tls 2792 1.2.10.2 tls /* 2793 1.2.10.2 tls * vp must be unlocked before the call to nfsvno_getattr(dirp,...) 2794 1.2.10.2 tls * below, to avoid a deadlock with the lookup in nfsvno_namei() above. 2795 1.2.10.2 tls * (ie: Leave the NFSVOPUNLOCK() about here.) 2796 1.2.10.2 tls */ 2797 1.2.10.2 tls if (vp) 2798 1.2.10.2 tls NFSVOPUNLOCK(vp, 0); 2799 1.2.10.2 tls if (stp) 2800 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2801 1.2.10.2 tls if (!nd->nd_repstat && dirp) 2802 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(dirp, &diraft, nd->nd_cred, p, 2803 1.2.10.2 tls 0); 2804 1.2.10.2 tls if (!nd->nd_repstat) { 2805 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID + 6 * NFSX_UNSIGNED); 2806 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 2807 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 2808 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 2809 1.2.10.2 tls if (claim == NFSV4OPEN_CLAIMPREVIOUS) { 2810 1.2.10.2 tls *tl++ = newnfs_true; 2811 1.2.10.2 tls *tl++ = 0; 2812 1.2.10.2 tls *tl++ = 0; 2813 1.2.10.2 tls *tl++ = 0; 2814 1.2.10.2 tls *tl++ = 0; 2815 1.2.10.2 tls } else { 2816 1.2.10.2 tls *tl++ = newnfs_false; /* Since dirp is not locked */ 2817 1.2.10.2 tls txdr_hyper(dirfor.na_filerev, tl); 2818 1.2.10.2 tls tl += 2; 2819 1.2.10.2 tls txdr_hyper(diraft.na_filerev, tl); 2820 1.2.10.2 tls tl += 2; 2821 1.2.10.2 tls } 2822 1.2.10.2 tls *tl = txdr_unsigned(rflags & NFSV4OPEN_RFLAGS); 2823 1.2.10.2 tls (void) nfsrv_putattrbit(nd, &attrbits); 2824 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 2825 1.2.10.2 tls if (rflags & NFSV4OPEN_READDELEGATE) 2826 1.2.10.2 tls *tl = txdr_unsigned(NFSV4OPEN_DELEGATEREAD); 2827 1.2.10.2 tls else if (rflags & NFSV4OPEN_WRITEDELEGATE) 2828 1.2.10.2 tls *tl = txdr_unsigned(NFSV4OPEN_DELEGATEWRITE); 2829 1.2.10.2 tls else 2830 1.2.10.2 tls *tl = txdr_unsigned(NFSV4OPEN_DELEGATENONE); 2831 1.2.10.2 tls if (rflags & (NFSV4OPEN_READDELEGATE|NFSV4OPEN_WRITEDELEGATE)) { 2832 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID+NFSX_UNSIGNED); 2833 1.2.10.2 tls *tl++ = txdr_unsigned(delegstateid.seqid); 2834 1.2.10.2 tls NFSBCOPY((caddr_t)delegstateid.other, (caddr_t)tl, 2835 1.2.10.2 tls NFSX_STATEIDOTHER); 2836 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 2837 1.2.10.2 tls if (rflags & NFSV4OPEN_RECALL) 2838 1.2.10.2 tls *tl = newnfs_true; 2839 1.2.10.2 tls else 2840 1.2.10.2 tls *tl = newnfs_false; 2841 1.2.10.2 tls if (rflags & NFSV4OPEN_WRITEDELEGATE) { 2842 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 2843 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4OPEN_LIMITSIZE); 2844 1.2.10.2 tls txdr_hyper(nva.na_size, tl); 2845 1.2.10.2 tls } 2846 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 2847 1.2.10.2 tls *tl++ = txdr_unsigned(NFSV4ACE_ALLOWEDTYPE); 2848 1.2.10.2 tls *tl++ = txdr_unsigned(0x0); 2849 1.2.10.2 tls acemask = NFSV4ACE_ALLFILESMASK; 2850 1.2.10.2 tls if (nva.na_mode & S_IRUSR) 2851 1.2.10.2 tls acemask |= NFSV4ACE_READMASK; 2852 1.2.10.2 tls if (nva.na_mode & S_IWUSR) 2853 1.2.10.2 tls acemask |= NFSV4ACE_WRITEMASK; 2854 1.2.10.2 tls if (nva.na_mode & S_IXUSR) 2855 1.2.10.2 tls acemask |= NFSV4ACE_EXECUTEMASK; 2856 1.2.10.2 tls *tl = txdr_unsigned(acemask); 2857 1.2.10.2 tls (void) nfsm_strtom(nd, "OWNER@", 6); 2858 1.2.10.2 tls } 2859 1.2.10.2 tls *vpp = vp; 2860 1.2.10.2 tls } else if (vp) { 2861 1.2.10.2 tls vrele(vp); 2862 1.2.10.2 tls } 2863 1.2.10.2 tls if (dirp) 2864 1.2.10.2 tls vrele(dirp); 2865 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 2866 1.2.10.2 tls acl_free(aclp); 2867 1.2.10.2 tls #endif 2868 1.2.10.2 tls NFSEXITCODE2(0, nd); 2869 1.2.10.2 tls return (0); 2870 1.2.10.2 tls nfsmout: 2871 1.2.10.2 tls vrele(dp); 2872 1.2.10.2 tls #ifdef NFS4_ACL_EXTATTR_NAME 2873 1.2.10.2 tls acl_free(aclp); 2874 1.2.10.2 tls #endif 2875 1.2.10.2 tls if (stp) 2876 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 2877 1.2.10.2 tls NFSEXITCODE2(error, nd); 2878 1.2.10.2 tls return (error); 2879 1.2.10.2 tls } 2880 1.2.10.2 tls 2881 1.2.10.2 tls /* 2882 1.2.10.2 tls * nfsv4 close service 2883 1.2.10.2 tls */ 2884 1.2.10.2 tls APPLESTATIC int 2885 1.2.10.2 tls nfsrvd_close(struct nfsrv_descript *nd, __unused int isdgram, 2886 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 2887 1.2.10.2 tls { 2888 1.2.10.2 tls u_int32_t *tl; 2889 1.2.10.2 tls struct nfsstate st, *stp = &st; 2890 1.2.10.2 tls int error = 0; 2891 1.2.10.2 tls nfsv4stateid_t stateid; 2892 1.2.10.2 tls nfsquad_t clientid; 2893 1.2.10.2 tls 2894 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED + NFSX_STATEID); 2895 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(u_int32_t, *tl++); 2896 1.2.10.2 tls stp->ls_ownerlen = 0; 2897 1.2.10.2 tls stp->ls_op = nd->nd_rp; 2898 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 2899 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2900 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 2901 1.2.10.2 tls NFSX_STATEIDOTHER); 2902 1.2.10.2 tls stp->ls_flags = NFSLCK_CLOSE; 2903 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0]; 2904 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1]; 2905 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2906 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2907 1.2.10.2 tls printf("EEK! multiple clids\n"); 2908 1.2.10.2 tls } else { 2909 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2910 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2911 1.2.10.2 tls } 2912 1.2.10.2 tls nd->nd_repstat = nfsrv_openupdate(vp, stp, clientid, &stateid, nd, p); 2913 1.2.10.2 tls vput(vp); 2914 1.2.10.2 tls if (!nd->nd_repstat) { 2915 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID); 2916 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 2917 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 2918 1.2.10.2 tls } 2919 1.2.10.2 tls NFSEXITCODE2(0, nd); 2920 1.2.10.2 tls return (0); 2921 1.2.10.2 tls nfsmout: 2922 1.2.10.2 tls vput(vp); 2923 1.2.10.2 tls NFSEXITCODE2(error, nd); 2924 1.2.10.2 tls return (error); 2925 1.2.10.2 tls } 2926 1.2.10.2 tls 2927 1.2.10.2 tls /* 2928 1.2.10.2 tls * nfsv4 delegpurge service 2929 1.2.10.2 tls */ 2930 1.2.10.2 tls APPLESTATIC int 2931 1.2.10.2 tls nfsrvd_delegpurge(struct nfsrv_descript *nd, __unused int isdgram, 2932 1.2.10.2 tls __unused vnode_t vp, __unused NFSPROC_T *p, __unused struct nfsexstuff *exp) 2933 1.2.10.2 tls { 2934 1.2.10.2 tls u_int32_t *tl; 2935 1.2.10.2 tls int error = 0; 2936 1.2.10.2 tls nfsquad_t clientid; 2937 1.2.10.2 tls 2938 1.2.10.2 tls if (nfs_rootfhset == 0 || nfsd_checkrootexp(nd) != 0) { 2939 1.2.10.2 tls nd->nd_repstat = NFSERR_WRONGSEC; 2940 1.2.10.2 tls goto nfsmout; 2941 1.2.10.2 tls } 2942 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 2943 1.2.10.2 tls clientid.lval[0] = *tl++; 2944 1.2.10.2 tls clientid.lval[1] = *tl; 2945 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2946 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2947 1.2.10.2 tls printf("EEK! multiple clids\n"); 2948 1.2.10.2 tls } else { 2949 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2950 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2951 1.2.10.2 tls } 2952 1.2.10.2 tls nd->nd_repstat = nfsrv_delegupdate(clientid, NULL, NULL, 2953 1.2.10.2 tls NFSV4OP_DELEGPURGE, nd->nd_cred, p); 2954 1.2.10.2 tls nfsmout: 2955 1.2.10.2 tls NFSEXITCODE2(error, nd); 2956 1.2.10.2 tls return (error); 2957 1.2.10.2 tls } 2958 1.2.10.2 tls 2959 1.2.10.2 tls /* 2960 1.2.10.2 tls * nfsv4 delegreturn service 2961 1.2.10.2 tls */ 2962 1.2.10.2 tls APPLESTATIC int 2963 1.2.10.2 tls nfsrvd_delegreturn(struct nfsrv_descript *nd, __unused int isdgram, 2964 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 2965 1.2.10.2 tls { 2966 1.2.10.2 tls u_int32_t *tl; 2967 1.2.10.2 tls int error = 0; 2968 1.2.10.2 tls nfsv4stateid_t stateid; 2969 1.2.10.2 tls nfsquad_t clientid; 2970 1.2.10.2 tls 2971 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID); 2972 1.2.10.2 tls stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 2973 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stateid.other, NFSX_STATEIDOTHER); 2974 1.2.10.2 tls clientid.lval[0] = stateid.other[0]; 2975 1.2.10.2 tls clientid.lval[1] = stateid.other[1]; 2976 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 2977 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 2978 1.2.10.2 tls printf("EEK! multiple clids\n"); 2979 1.2.10.2 tls } else { 2980 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 2981 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 2982 1.2.10.2 tls } 2983 1.2.10.2 tls nd->nd_repstat = nfsrv_delegupdate(clientid, &stateid, vp, 2984 1.2.10.2 tls NFSV4OP_DELEGRETURN, nd->nd_cred, p); 2985 1.2.10.2 tls nfsmout: 2986 1.2.10.2 tls vput(vp); 2987 1.2.10.2 tls NFSEXITCODE2(error, nd); 2988 1.2.10.2 tls return (error); 2989 1.2.10.2 tls } 2990 1.2.10.2 tls 2991 1.2.10.2 tls /* 2992 1.2.10.2 tls * nfsv4 get file handle service 2993 1.2.10.2 tls */ 2994 1.2.10.2 tls APPLESTATIC int 2995 1.2.10.2 tls nfsrvd_getfh(struct nfsrv_descript *nd, __unused int isdgram, 2996 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 2997 1.2.10.2 tls { 2998 1.2.10.2 tls fhandle_t fh; 2999 1.2.10.2 tls 3000 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, &fh, p); 3001 1.2.10.2 tls vput(vp); 3002 1.2.10.2 tls if (!nd->nd_repstat) 3003 1.2.10.2 tls (void) nfsm_fhtom(nd, (u_int8_t *)&fh, 0, 0); 3004 1.2.10.2 tls NFSEXITCODE2(0, nd); 3005 1.2.10.2 tls return (0); 3006 1.2.10.2 tls } 3007 1.2.10.2 tls 3008 1.2.10.2 tls /* 3009 1.2.10.2 tls * nfsv4 open confirm service 3010 1.2.10.2 tls */ 3011 1.2.10.2 tls APPLESTATIC int 3012 1.2.10.2 tls nfsrvd_openconfirm(struct nfsrv_descript *nd, __unused int isdgram, 3013 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3014 1.2.10.2 tls { 3015 1.2.10.2 tls u_int32_t *tl; 3016 1.2.10.2 tls struct nfsstate st, *stp = &st; 3017 1.2.10.2 tls int error = 0; 3018 1.2.10.2 tls nfsv4stateid_t stateid; 3019 1.2.10.2 tls nfsquad_t clientid; 3020 1.2.10.2 tls 3021 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID + NFSX_UNSIGNED); 3022 1.2.10.2 tls stp->ls_ownerlen = 0; 3023 1.2.10.2 tls stp->ls_op = nd->nd_rp; 3024 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 3025 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 3026 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 3027 1.2.10.2 tls NFSX_STATEIDOTHER); 3028 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 3029 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(u_int32_t, *tl); 3030 1.2.10.2 tls stp->ls_flags = NFSLCK_CONFIRM; 3031 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0]; 3032 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1]; 3033 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 3034 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 3035 1.2.10.2 tls printf("EEK! multiple clids\n"); 3036 1.2.10.2 tls } else { 3037 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 3038 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 3039 1.2.10.2 tls } 3040 1.2.10.2 tls nd->nd_repstat = nfsrv_openupdate(vp, stp, clientid, &stateid, nd, p); 3041 1.2.10.2 tls if (!nd->nd_repstat) { 3042 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID); 3043 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 3044 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 3045 1.2.10.2 tls } 3046 1.2.10.2 tls nfsmout: 3047 1.2.10.2 tls vput(vp); 3048 1.2.10.2 tls NFSEXITCODE2(error, nd); 3049 1.2.10.2 tls return (error); 3050 1.2.10.2 tls } 3051 1.2.10.2 tls 3052 1.2.10.2 tls /* 3053 1.2.10.2 tls * nfsv4 open downgrade service 3054 1.2.10.2 tls */ 3055 1.2.10.2 tls APPLESTATIC int 3056 1.2.10.2 tls nfsrvd_opendowngrade(struct nfsrv_descript *nd, __unused int isdgram, 3057 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3058 1.2.10.2 tls { 3059 1.2.10.2 tls u_int32_t *tl; 3060 1.2.10.2 tls int i; 3061 1.2.10.2 tls struct nfsstate st, *stp = &st; 3062 1.2.10.2 tls int error = 0; 3063 1.2.10.2 tls nfsv4stateid_t stateid; 3064 1.2.10.2 tls nfsquad_t clientid; 3065 1.2.10.2 tls 3066 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_STATEID + 3 * NFSX_UNSIGNED); 3067 1.2.10.2 tls stp->ls_ownerlen = 0; 3068 1.2.10.2 tls stp->ls_op = nd->nd_rp; 3069 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 3070 1.2.10.2 tls stp->ls_stateid.seqid = fxdr_unsigned(u_int32_t, *tl++); 3071 1.2.10.2 tls NFSBCOPY((caddr_t)tl, (caddr_t)stp->ls_stateid.other, 3072 1.2.10.2 tls NFSX_STATEIDOTHER); 3073 1.2.10.2 tls tl += (NFSX_STATEIDOTHER / NFSX_UNSIGNED); 3074 1.2.10.2 tls stp->ls_seq = fxdr_unsigned(u_int32_t, *tl++); 3075 1.2.10.2 tls i = fxdr_unsigned(int, *tl++); 3076 1.2.10.2 tls switch (i) { 3077 1.2.10.2 tls case NFSV4OPEN_ACCESSREAD: 3078 1.2.10.2 tls stp->ls_flags = (NFSLCK_READACCESS | NFSLCK_DOWNGRADE); 3079 1.2.10.2 tls break; 3080 1.2.10.2 tls case NFSV4OPEN_ACCESSWRITE: 3081 1.2.10.2 tls stp->ls_flags = (NFSLCK_WRITEACCESS | NFSLCK_DOWNGRADE); 3082 1.2.10.2 tls break; 3083 1.2.10.2 tls case NFSV4OPEN_ACCESSBOTH: 3084 1.2.10.2 tls stp->ls_flags = (NFSLCK_READACCESS | NFSLCK_WRITEACCESS | 3085 1.2.10.2 tls NFSLCK_DOWNGRADE); 3086 1.2.10.2 tls break; 3087 1.2.10.2 tls default: 3088 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 3089 1.2.10.2 tls }; 3090 1.2.10.2 tls i = fxdr_unsigned(int, *tl); 3091 1.2.10.2 tls switch (i) { 3092 1.2.10.2 tls case NFSV4OPEN_DENYNONE: 3093 1.2.10.2 tls break; 3094 1.2.10.2 tls case NFSV4OPEN_DENYREAD: 3095 1.2.10.2 tls stp->ls_flags |= NFSLCK_READDENY; 3096 1.2.10.2 tls break; 3097 1.2.10.2 tls case NFSV4OPEN_DENYWRITE: 3098 1.2.10.2 tls stp->ls_flags |= NFSLCK_WRITEDENY; 3099 1.2.10.2 tls break; 3100 1.2.10.2 tls case NFSV4OPEN_DENYBOTH: 3101 1.2.10.2 tls stp->ls_flags |= (NFSLCK_READDENY | NFSLCK_WRITEDENY); 3102 1.2.10.2 tls break; 3103 1.2.10.2 tls default: 3104 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 3105 1.2.10.2 tls }; 3106 1.2.10.2 tls 3107 1.2.10.2 tls clientid.lval[0] = stp->ls_stateid.other[0]; 3108 1.2.10.2 tls clientid.lval[1] = stp->ls_stateid.other[1]; 3109 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 3110 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 3111 1.2.10.2 tls printf("EEK! multiple clids\n"); 3112 1.2.10.2 tls } else { 3113 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 3114 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 3115 1.2.10.2 tls } 3116 1.2.10.2 tls if (!nd->nd_repstat) 3117 1.2.10.2 tls nd->nd_repstat = nfsrv_openupdate(vp, stp, clientid, &stateid, 3118 1.2.10.2 tls nd, p); 3119 1.2.10.2 tls if (!nd->nd_repstat) { 3120 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_STATEID); 3121 1.2.10.2 tls *tl++ = txdr_unsigned(stateid.seqid); 3122 1.2.10.2 tls NFSBCOPY((caddr_t)stateid.other,(caddr_t)tl,NFSX_STATEIDOTHER); 3123 1.2.10.2 tls } 3124 1.2.10.2 tls nfsmout: 3125 1.2.10.2 tls vput(vp); 3126 1.2.10.2 tls NFSEXITCODE2(error, nd); 3127 1.2.10.2 tls return (error); 3128 1.2.10.2 tls } 3129 1.2.10.2 tls 3130 1.2.10.2 tls /* 3131 1.2.10.2 tls * nfsv4 renew lease service 3132 1.2.10.2 tls */ 3133 1.2.10.2 tls APPLESTATIC int 3134 1.2.10.2 tls nfsrvd_renew(struct nfsrv_descript *nd, __unused int isdgram, 3135 1.2.10.2 tls __unused vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3136 1.2.10.2 tls { 3137 1.2.10.2 tls u_int32_t *tl; 3138 1.2.10.2 tls int error = 0; 3139 1.2.10.2 tls nfsquad_t clientid; 3140 1.2.10.2 tls 3141 1.2.10.2 tls if (nfs_rootfhset == 0 || nfsd_checkrootexp(nd) != 0) { 3142 1.2.10.2 tls nd->nd_repstat = NFSERR_WRONGSEC; 3143 1.2.10.2 tls goto nfsmout; 3144 1.2.10.2 tls } 3145 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_HYPER); 3146 1.2.10.2 tls clientid.lval[0] = *tl++; 3147 1.2.10.2 tls clientid.lval[1] = *tl; 3148 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 3149 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 3150 1.2.10.2 tls printf("EEK! multiple clids\n"); 3151 1.2.10.2 tls } else { 3152 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 3153 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 3154 1.2.10.2 tls } 3155 1.2.10.2 tls nd->nd_repstat = nfsrv_getclient(clientid, (CLOPS_RENEWOP|CLOPS_RENEW), 3156 1.2.10.2 tls NULL, (nfsquad_t)((u_quad_t)0), nd, p); 3157 1.2.10.2 tls nfsmout: 3158 1.2.10.2 tls NFSEXITCODE2(error, nd); 3159 1.2.10.2 tls return (error); 3160 1.2.10.2 tls } 3161 1.2.10.2 tls 3162 1.2.10.2 tls /* 3163 1.2.10.2 tls * nfsv4 security info service 3164 1.2.10.2 tls */ 3165 1.2.10.2 tls APPLESTATIC int 3166 1.2.10.2 tls nfsrvd_secinfo(struct nfsrv_descript *nd, int isdgram, 3167 1.2.10.2 tls vnode_t dp, NFSPROC_T *p, struct nfsexstuff *exp) 3168 1.2.10.2 tls { 3169 1.2.10.2 tls u_int32_t *tl; 3170 1.2.10.2 tls int len; 3171 1.2.10.2 tls struct nameidata named; 3172 1.2.10.2 tls vnode_t dirp = NULL, vp; 3173 1.2.10.2 tls struct nfsrvfh fh; 3174 1.2.10.2 tls struct nfsexstuff retnes; 3175 1.2.10.2 tls u_int32_t *sizp; 3176 1.2.10.2 tls int error = 0, savflag, i; 3177 1.2.10.2 tls char *bufp; 3178 1.2.10.2 tls u_long *hashp; 3179 1.2.10.2 tls 3180 1.2.10.2 tls /* 3181 1.2.10.2 tls * All this just to get the export flags for the name. 3182 1.2.10.2 tls */ 3183 1.2.10.2 tls NFSNAMEICNDSET(&named.ni_cnd, nd->nd_cred, LOOKUP, 3184 1.2.10.2 tls LOCKLEAF | SAVESTART); 3185 1.2.10.2 tls nfsvno_setpathbuf(&named, &bufp, &hashp); 3186 1.2.10.2 tls error = nfsrv_parsename(nd, bufp, hashp, &named.ni_pathlen); 3187 1.2.10.2 tls if (error) { 3188 1.2.10.2 tls vput(dp); 3189 1.2.10.2 tls nfsvno_relpathbuf(&named); 3190 1.2.10.2 tls goto out; 3191 1.2.10.2 tls } 3192 1.2.10.2 tls if (!nd->nd_repstat) { 3193 1.2.10.2 tls nd->nd_repstat = nfsvno_namei(nd, &named, dp, 1, exp, p, &dirp); 3194 1.2.10.2 tls } else { 3195 1.2.10.2 tls vput(dp); 3196 1.2.10.2 tls nfsvno_relpathbuf(&named); 3197 1.2.10.2 tls } 3198 1.2.10.2 tls if (dirp) 3199 1.2.10.2 tls vrele(dirp); 3200 1.2.10.2 tls if (nd->nd_repstat) 3201 1.2.10.2 tls goto out; 3202 1.2.10.2 tls vrele(named.ni_startdir); 3203 1.2.10.2 tls nfsvno_relpathbuf(&named); 3204 1.2.10.2 tls fh.nfsrvfh_len = NFSX_MYFH; 3205 1.2.10.2 tls vp = named.ni_vp; 3206 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, (fhandle_t *)fh.nfsrvfh_data, p); 3207 1.2.10.2 tls vput(vp); 3208 1.2.10.2 tls savflag = nd->nd_flag; 3209 1.2.10.2 tls if (!nd->nd_repstat) { 3210 1.2.10.2 tls nfsd_fhtovp(nd, &fh, LK_SHARED, &vp, &retnes, NULL, 0, p); 3211 1.2.10.2 tls if (vp) 3212 1.2.10.2 tls vput(vp); 3213 1.2.10.2 tls } 3214 1.2.10.2 tls nd->nd_flag = savflag; 3215 1.2.10.2 tls if (nd->nd_repstat) 3216 1.2.10.2 tls goto out; 3217 1.2.10.2 tls 3218 1.2.10.2 tls /* 3219 1.2.10.2 tls * Finally have the export flags for name, so we can create 3220 1.2.10.2 tls * the security info. 3221 1.2.10.2 tls */ 3222 1.2.10.2 tls len = 0; 3223 1.2.10.2 tls NFSM_BUILD(sizp, u_int32_t *, NFSX_UNSIGNED); 3224 1.2.10.2 tls for (i = 0; i < retnes.nes_numsecflavor; i++) { 3225 1.2.10.2 tls if (retnes.nes_secflavors[i] == AUTH_SYS) { 3226 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 3227 1.2.10.2 tls *tl = txdr_unsigned(RPCAUTH_UNIX); 3228 1.2.10.2 tls len++; 3229 1.2.10.2 tls } else if (retnes.nes_secflavors[i] == RPCSEC_GSS_KRB5) { 3230 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 3231 1.2.10.2 tls *tl++ = txdr_unsigned(RPCAUTH_GSS); 3232 1.2.10.2 tls (void) nfsm_strtom(nd, nfsgss_mechlist[KERBV_MECH].str, 3233 1.2.10.2 tls nfsgss_mechlist[KERBV_MECH].len); 3234 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 3235 1.2.10.2 tls *tl++ = txdr_unsigned(GSS_KERBV_QOP); 3236 1.2.10.2 tls *tl = txdr_unsigned(RPCAUTHGSS_SVCNONE); 3237 1.2.10.2 tls len++; 3238 1.2.10.2 tls } else if (retnes.nes_secflavors[i] == RPCSEC_GSS_KRB5I) { 3239 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 3240 1.2.10.2 tls *tl++ = txdr_unsigned(RPCAUTH_GSS); 3241 1.2.10.2 tls (void) nfsm_strtom(nd, nfsgss_mechlist[KERBV_MECH].str, 3242 1.2.10.2 tls nfsgss_mechlist[KERBV_MECH].len); 3243 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 3244 1.2.10.2 tls *tl++ = txdr_unsigned(GSS_KERBV_QOP); 3245 1.2.10.2 tls *tl = txdr_unsigned(RPCAUTHGSS_SVCINTEGRITY); 3246 1.2.10.2 tls len++; 3247 1.2.10.2 tls } else if (retnes.nes_secflavors[i] == RPCSEC_GSS_KRB5P) { 3248 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, NFSX_UNSIGNED); 3249 1.2.10.2 tls *tl++ = txdr_unsigned(RPCAUTH_GSS); 3250 1.2.10.2 tls (void) nfsm_strtom(nd, nfsgss_mechlist[KERBV_MECH].str, 3251 1.2.10.2 tls nfsgss_mechlist[KERBV_MECH].len); 3252 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_UNSIGNED); 3253 1.2.10.2 tls *tl++ = txdr_unsigned(GSS_KERBV_QOP); 3254 1.2.10.2 tls *tl = txdr_unsigned(RPCAUTHGSS_SVCPRIVACY); 3255 1.2.10.2 tls len++; 3256 1.2.10.2 tls } 3257 1.2.10.2 tls } 3258 1.2.10.2 tls *sizp = txdr_unsigned(len); 3259 1.2.10.2 tls 3260 1.2.10.2 tls out: 3261 1.2.10.2 tls NFSEXITCODE2(error, nd); 3262 1.2.10.2 tls return (error); 3263 1.2.10.2 tls } 3264 1.2.10.2 tls 3265 1.2.10.2 tls /* 3266 1.2.10.2 tls * nfsv4 set client id service 3267 1.2.10.2 tls */ 3268 1.2.10.2 tls APPLESTATIC int 3269 1.2.10.2 tls nfsrvd_setclientid(struct nfsrv_descript *nd, __unused int isdgram, 3270 1.2.10.2 tls __unused vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3271 1.2.10.2 tls { 3272 1.2.10.2 tls u_int32_t *tl; 3273 1.2.10.2 tls int i; 3274 1.2.10.2 tls int error = 0, idlen; 3275 1.2.10.2 tls struct nfsclient *clp = NULL; 3276 1.2.10.2 tls struct sockaddr_in *rad; 3277 1.2.10.2 tls u_char *verf, *ucp, *ucp2, addrbuf[24]; 3278 1.2.10.2 tls nfsquad_t clientid, confirm; 3279 1.2.10.2 tls 3280 1.2.10.2 tls if (nfs_rootfhset == 0 || nfsd_checkrootexp(nd) != 0) { 3281 1.2.10.2 tls nd->nd_repstat = NFSERR_WRONGSEC; 3282 1.2.10.2 tls goto out; 3283 1.2.10.2 tls } 3284 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_VERF + NFSX_UNSIGNED); 3285 1.2.10.2 tls verf = (u_char *)tl; 3286 1.2.10.2 tls tl += (NFSX_VERF / NFSX_UNSIGNED); 3287 1.2.10.2 tls i = fxdr_unsigned(int, *tl); 3288 1.2.10.2 tls if (i > NFSV4_OPAQUELIMIT || i <= 0) { 3289 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 3290 1.2.10.2 tls goto nfsmout; 3291 1.2.10.2 tls } 3292 1.2.10.2 tls idlen = i; 3293 1.2.10.2 tls if (nd->nd_flag & ND_GSS) 3294 1.2.10.2 tls i += nd->nd_princlen; 3295 1.2.10.2 tls MALLOC(clp, struct nfsclient *, sizeof (struct nfsclient) + i, 3296 1.2.10.2 tls M_NFSDCLIENT, M_WAITOK); 3297 1.2.10.2 tls NFSBZERO((caddr_t)clp, sizeof (struct nfsclient) + i); 3298 1.2.10.2 tls NFSINITSOCKMUTEX(&clp->lc_req.nr_mtx); 3299 1.2.10.2 tls NFSSOCKADDRALLOC(clp->lc_req.nr_nam); 3300 1.2.10.2 tls NFSSOCKADDRSIZE(clp->lc_req.nr_nam, sizeof (struct sockaddr_in)); 3301 1.2.10.2 tls clp->lc_req.nr_cred = NULL; 3302 1.2.10.2 tls NFSBCOPY(verf, clp->lc_verf, NFSX_VERF); 3303 1.2.10.2 tls clp->lc_idlen = idlen; 3304 1.2.10.2 tls error = nfsrv_mtostr(nd, clp->lc_id, idlen); 3305 1.2.10.2 tls if (error) 3306 1.2.10.2 tls goto nfsmout; 3307 1.2.10.2 tls if (nd->nd_flag & ND_GSS) { 3308 1.2.10.2 tls clp->lc_flags = LCL_GSS; 3309 1.2.10.2 tls if (nd->nd_flag & ND_GSSINTEGRITY) 3310 1.2.10.2 tls clp->lc_flags |= LCL_GSSINTEGRITY; 3311 1.2.10.2 tls else if (nd->nd_flag & ND_GSSPRIVACY) 3312 1.2.10.2 tls clp->lc_flags |= LCL_GSSPRIVACY; 3313 1.2.10.2 tls } else { 3314 1.2.10.2 tls clp->lc_flags = 0; 3315 1.2.10.2 tls } 3316 1.2.10.2 tls if ((nd->nd_flag & ND_GSS) && nd->nd_princlen > 0) { 3317 1.2.10.2 tls clp->lc_flags |= LCL_NAME; 3318 1.2.10.2 tls clp->lc_namelen = nd->nd_princlen; 3319 1.2.10.2 tls clp->lc_name = &clp->lc_id[idlen]; 3320 1.2.10.2 tls NFSBCOPY(nd->nd_principal, clp->lc_name, clp->lc_namelen); 3321 1.2.10.2 tls } else { 3322 1.2.10.2 tls clp->lc_uid = nd->nd_cred->cr_uid; 3323 1.2.10.2 tls clp->lc_gid = nd->nd_cred->cr_gid; 3324 1.2.10.2 tls } 3325 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 3326 1.2.10.2 tls clp->lc_program = fxdr_unsigned(u_int32_t, *tl); 3327 1.2.10.2 tls error = nfsrv_getclientipaddr(nd, clp); 3328 1.2.10.2 tls if (error) 3329 1.2.10.2 tls goto nfsmout; 3330 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 3331 1.2.10.2 tls clp->lc_callback = fxdr_unsigned(u_int32_t, *tl); 3332 1.2.10.2 tls 3333 1.2.10.2 tls /* 3334 1.2.10.2 tls * nfsrv_setclient() does the actual work of adding it to the 3335 1.2.10.2 tls * client list. If there is no error, the structure has been 3336 1.2.10.2 tls * linked into the client list and clp should no longer be used 3337 1.2.10.2 tls * here. When an error is returned, it has not been linked in, 3338 1.2.10.2 tls * so it should be free'd. 3339 1.2.10.2 tls */ 3340 1.2.10.2 tls nd->nd_repstat = nfsrv_setclient(nd, &clp, &clientid, &confirm, p); 3341 1.2.10.2 tls if (nd->nd_repstat == NFSERR_CLIDINUSE) { 3342 1.2.10.2 tls if (clp->lc_flags & LCL_TCPCALLBACK) 3343 1.2.10.2 tls (void) nfsm_strtom(nd, "tcp", 3); 3344 1.2.10.2 tls else 3345 1.2.10.2 tls (void) nfsm_strtom(nd, "udp", 3); 3346 1.2.10.2 tls rad = NFSSOCKADDR(clp->lc_req.nr_nam, struct sockaddr_in *); 3347 1.2.10.2 tls ucp = (u_char *)&rad->sin_addr.s_addr; 3348 1.2.10.2 tls ucp2 = (u_char *)&rad->sin_port; 3349 1.2.10.2 tls snprintf(addrbuf, sizeof(addrbuf), "%d.%d.%d.%d.%d.%d", 3350 1.2.10.2 tls ucp[0] & 0xff, ucp[1] & 0xff, ucp[2] & 0xff, ucp[3] & 0xff, 3351 1.2.10.2 tls ucp2[0] & 0xff, ucp2[1] & 0xff); 3352 1.2.10.2 tls (void) nfsm_strtom(nd, addrbuf, strlen(addrbuf)); 3353 1.2.10.2 tls } 3354 1.2.10.2 tls if (clp) { 3355 1.2.10.2 tls NFSSOCKADDRFREE(clp->lc_req.nr_nam); 3356 1.2.10.2 tls NFSFREEMUTEX(&clp->lc_req.nr_mtx); 3357 1.2.10.2 tls free((caddr_t)clp, M_NFSDCLIENT); 3358 1.2.10.2 tls } 3359 1.2.10.2 tls if (!nd->nd_repstat) { 3360 1.2.10.2 tls NFSM_BUILD(tl, u_int32_t *, 2 * NFSX_HYPER); 3361 1.2.10.2 tls *tl++ = clientid.lval[0]; 3362 1.2.10.2 tls *tl++ = clientid.lval[1]; 3363 1.2.10.2 tls *tl++ = confirm.lval[0]; 3364 1.2.10.2 tls *tl = confirm.lval[1]; 3365 1.2.10.2 tls } 3366 1.2.10.2 tls 3367 1.2.10.2 tls out: 3368 1.2.10.2 tls NFSEXITCODE2(0, nd); 3369 1.2.10.2 tls return (0); 3370 1.2.10.2 tls nfsmout: 3371 1.2.10.2 tls if (clp) { 3372 1.2.10.2 tls NFSSOCKADDRFREE(clp->lc_req.nr_nam); 3373 1.2.10.2 tls NFSFREEMUTEX(&clp->lc_req.nr_mtx); 3374 1.2.10.2 tls free((caddr_t)clp, M_NFSDCLIENT); 3375 1.2.10.2 tls } 3376 1.2.10.2 tls NFSEXITCODE2(error, nd); 3377 1.2.10.2 tls return (error); 3378 1.2.10.2 tls } 3379 1.2.10.2 tls 3380 1.2.10.2 tls /* 3381 1.2.10.2 tls * nfsv4 set client id confirm service 3382 1.2.10.2 tls */ 3383 1.2.10.2 tls APPLESTATIC int 3384 1.2.10.2 tls nfsrvd_setclientidcfrm(struct nfsrv_descript *nd, 3385 1.2.10.2 tls __unused int isdgram, __unused vnode_t vp, NFSPROC_T *p, 3386 1.2.10.2 tls __unused struct nfsexstuff *exp) 3387 1.2.10.2 tls { 3388 1.2.10.2 tls u_int32_t *tl; 3389 1.2.10.2 tls int error = 0; 3390 1.2.10.2 tls nfsquad_t clientid, confirm; 3391 1.2.10.2 tls 3392 1.2.10.2 tls if (nfs_rootfhset == 0 || nfsd_checkrootexp(nd) != 0) { 3393 1.2.10.2 tls nd->nd_repstat = NFSERR_WRONGSEC; 3394 1.2.10.2 tls goto nfsmout; 3395 1.2.10.2 tls } 3396 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 2 * NFSX_HYPER); 3397 1.2.10.2 tls clientid.lval[0] = *tl++; 3398 1.2.10.2 tls clientid.lval[1] = *tl++; 3399 1.2.10.2 tls confirm.lval[0] = *tl++; 3400 1.2.10.2 tls confirm.lval[1] = *tl; 3401 1.2.10.2 tls 3402 1.2.10.2 tls /* 3403 1.2.10.2 tls * nfsrv_getclient() searches the client list for a match and 3404 1.2.10.2 tls * returns the appropriate NFSERR status. 3405 1.2.10.2 tls */ 3406 1.2.10.2 tls nd->nd_repstat = nfsrv_getclient(clientid, (CLOPS_CONFIRM|CLOPS_RENEW), 3407 1.2.10.2 tls NULL, confirm, nd, p); 3408 1.2.10.2 tls nfsmout: 3409 1.2.10.2 tls NFSEXITCODE2(error, nd); 3410 1.2.10.2 tls return (error); 3411 1.2.10.2 tls } 3412 1.2.10.2 tls 3413 1.2.10.2 tls /* 3414 1.2.10.2 tls * nfsv4 verify service 3415 1.2.10.2 tls */ 3416 1.2.10.2 tls APPLESTATIC int 3417 1.2.10.2 tls nfsrvd_verify(struct nfsrv_descript *nd, int isdgram, 3418 1.2.10.2 tls vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3419 1.2.10.2 tls { 3420 1.2.10.2 tls int error = 0, ret, fhsize = NFSX_MYFH; 3421 1.2.10.2 tls struct nfsvattr nva; 3422 1.2.10.2 tls struct statfs sf; 3423 1.2.10.2 tls struct nfsfsinfo fs; 3424 1.2.10.2 tls fhandle_t fh; 3425 1.2.10.2 tls 3426 1.2.10.2 tls nd->nd_repstat = nfsvno_getattr(vp, &nva, nd->nd_cred, p, 1); 3427 1.2.10.2 tls if (!nd->nd_repstat) 3428 1.2.10.2 tls nd->nd_repstat = nfsvno_statfs(vp, &sf); 3429 1.2.10.2 tls if (!nd->nd_repstat) 3430 1.2.10.2 tls nd->nd_repstat = nfsvno_getfh(vp, &fh, p); 3431 1.2.10.2 tls if (!nd->nd_repstat) { 3432 1.2.10.2 tls nfsvno_getfs(&fs, isdgram); 3433 1.2.10.2 tls error = nfsv4_loadattr(nd, vp, &nva, NULL, &fh, fhsize, NULL, 3434 1.2.10.2 tls &sf, NULL, &fs, NULL, 1, &ret, NULL, NULL, p, nd->nd_cred); 3435 1.2.10.2 tls if (!error) { 3436 1.2.10.2 tls if (nd->nd_procnum == NFSV4OP_NVERIFY) { 3437 1.2.10.2 tls if (ret == 0) 3438 1.2.10.2 tls nd->nd_repstat = NFSERR_SAME; 3439 1.2.10.2 tls else if (ret != NFSERR_NOTSAME) 3440 1.2.10.2 tls nd->nd_repstat = ret; 3441 1.2.10.2 tls } else if (ret) 3442 1.2.10.2 tls nd->nd_repstat = ret; 3443 1.2.10.2 tls } 3444 1.2.10.2 tls } 3445 1.2.10.2 tls vput(vp); 3446 1.2.10.2 tls NFSEXITCODE2(error, nd); 3447 1.2.10.2 tls return (error); 3448 1.2.10.2 tls } 3449 1.2.10.2 tls 3450 1.2.10.2 tls /* 3451 1.2.10.2 tls * nfs openattr rpc 3452 1.2.10.2 tls */ 3453 1.2.10.2 tls APPLESTATIC int 3454 1.2.10.2 tls nfsrvd_openattr(struct nfsrv_descript *nd, __unused int isdgram, 3455 1.2.10.2 tls vnode_t dp, __unused vnode_t *vpp, __unused fhandle_t *fhp, 3456 1.2.10.2 tls __unused NFSPROC_T *p, __unused struct nfsexstuff *exp) 3457 1.2.10.2 tls { 3458 1.2.10.2 tls u_int32_t *tl; 3459 1.2.10.2 tls int error = 0, createdir; 3460 1.2.10.2 tls 3461 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, NFSX_UNSIGNED); 3462 1.2.10.2 tls createdir = fxdr_unsigned(int, *tl); 3463 1.2.10.2 tls nd->nd_repstat = NFSERR_NOTSUPP; 3464 1.2.10.2 tls nfsmout: 3465 1.2.10.2 tls vrele(dp); 3466 1.2.10.2 tls NFSEXITCODE2(error, nd); 3467 1.2.10.2 tls return (error); 3468 1.2.10.2 tls } 3469 1.2.10.2 tls 3470 1.2.10.2 tls /* 3471 1.2.10.2 tls * nfsv4 release lock owner service 3472 1.2.10.2 tls */ 3473 1.2.10.2 tls APPLESTATIC int 3474 1.2.10.2 tls nfsrvd_releaselckown(struct nfsrv_descript *nd, __unused int isdgram, 3475 1.2.10.2 tls __unused vnode_t vp, NFSPROC_T *p, __unused struct nfsexstuff *exp) 3476 1.2.10.2 tls { 3477 1.2.10.2 tls u_int32_t *tl; 3478 1.2.10.2 tls struct nfsstate *stp = NULL; 3479 1.2.10.2 tls int error = 0, len; 3480 1.2.10.2 tls nfsquad_t clientid; 3481 1.2.10.2 tls 3482 1.2.10.2 tls if (nfs_rootfhset == 0 || nfsd_checkrootexp(nd) != 0) { 3483 1.2.10.2 tls nd->nd_repstat = NFSERR_WRONGSEC; 3484 1.2.10.2 tls goto nfsmout; 3485 1.2.10.2 tls } 3486 1.2.10.2 tls NFSM_DISSECT(tl, u_int32_t *, 3 * NFSX_UNSIGNED); 3487 1.2.10.2 tls len = fxdr_unsigned(int, *(tl + 2)); 3488 1.2.10.2 tls if (len <= 0 || len > NFSV4_OPAQUELIMIT) { 3489 1.2.10.2 tls nd->nd_repstat = NFSERR_BADXDR; 3490 1.2.10.2 tls goto nfsmout; 3491 1.2.10.2 tls } 3492 1.2.10.2 tls MALLOC(stp, struct nfsstate *, sizeof (struct nfsstate) + len, 3493 1.2.10.2 tls M_NFSDSTATE, M_WAITOK); 3494 1.2.10.2 tls stp->ls_ownerlen = len; 3495 1.2.10.2 tls stp->ls_op = NULL; 3496 1.2.10.2 tls stp->ls_flags = NFSLCK_RELEASE; 3497 1.2.10.2 tls stp->ls_uid = nd->nd_cred->cr_uid; 3498 1.2.10.2 tls clientid.lval[0] = *tl++; 3499 1.2.10.2 tls clientid.lval[1] = *tl; 3500 1.2.10.2 tls if (nd->nd_flag & ND_IMPLIEDCLID) { 3501 1.2.10.2 tls if (nd->nd_clientid.qval != clientid.qval) 3502 1.2.10.2 tls printf("EEK! multiple clids\n"); 3503 1.2.10.2 tls } else { 3504 1.2.10.2 tls nd->nd_flag |= ND_IMPLIEDCLID; 3505 1.2.10.2 tls nd->nd_clientid.qval = clientid.qval; 3506 1.2.10.2 tls } 3507 1.2.10.2 tls error = nfsrv_mtostr(nd, stp->ls_owner, len); 3508 1.2.10.2 tls if (error) 3509 1.2.10.2 tls goto nfsmout; 3510 1.2.10.2 tls nd->nd_repstat = nfsrv_releaselckown(stp, clientid, p); 3511 1.2.10.2 tls FREE((caddr_t)stp, M_NFSDSTATE); 3512 1.2.10.2 tls 3513 1.2.10.2 tls NFSEXITCODE2(0, nd); 3514 1.2.10.2 tls return (0); 3515 1.2.10.2 tls nfsmout: 3516 1.2.10.2 tls if (stp) 3517 1.2.10.2 tls free((caddr_t)stp, M_NFSDSTATE); 3518 1.2.10.2 tls NFSEXITCODE2(error, nd); 3519 1.2.10.2 tls return (error); 3520 1.2.10.2 tls } 3521
Indexes created Thu Oct 02 10:09:58 GMT 2025