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nfsm_subs.h (49405) nfsm_subs.h (50053)
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 20 unchanged lines hidden (view full) ---

29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)nfsm_subs.h 8.2 (Berkeley) 3/30/95
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without

--- 20 unchanged lines hidden (view full) ---

29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)nfsm_subs.h 8.2 (Berkeley) 3/30/95
37 * $Id: nfsm_subs.h,v 1.24 1999/06/23 04:44:14 julian Exp $
37 * $Id: nfsm_subs.h,v 1.25 1999/08/04 14:41:39 peter Exp $
38 */
39
40
41#ifndef _NFS_NFSM_SUBS_H_
42#define _NFS_NFSM_SUBS_H_
43
44struct ucred;
45struct vnode;

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58struct mbuf *nfsm_rpchead __P((struct ucred *cr, int nmflag, int procid,
59 int auth_type, int auth_len, char *auth_str,
60 int verf_len, char *verf_str,
61 struct mbuf *mrest, int mrest_len,
62 struct mbuf **mbp, u_int32_t *xidp));
63
64#define M_HASCL(m) ((m)->m_flags & M_EXT)
65#define NFSMINOFF(m) \
38 */
39
40
41#ifndef _NFS_NFSM_SUBS_H_
42#define _NFS_NFSM_SUBS_H_
43
44struct ucred;
45struct vnode;

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58struct mbuf *nfsm_rpchead __P((struct ucred *cr, int nmflag, int procid,
59 int auth_type, int auth_len, char *auth_str,
60 int verf_len, char *verf_str,
61 struct mbuf *mrest, int mrest_len,
62 struct mbuf **mbp, u_int32_t *xidp));
63
64#define M_HASCL(m) ((m)->m_flags & M_EXT)
65#define NFSMINOFF(m) \
66 do { \
66 if (M_HASCL(m)) \
67 (m)->m_data = (m)->m_ext.ext_buf; \
68 else if ((m)->m_flags & M_PKTHDR) \
69 (m)->m_data = (m)->m_pktdat; \
70 else \
67 if (M_HASCL(m)) \
68 (m)->m_data = (m)->m_ext.ext_buf; \
69 else if ((m)->m_flags & M_PKTHDR) \
70 (m)->m_data = (m)->m_pktdat; \
71 else \
71 (m)->m_data = (m)->m_dat
72#define NFSMADV(m, s) (m)->m_data += (s)
72 (m)->m_data = (m)->m_dat; \
73 } while (0)
74#define NFSMADV(m, s) \
75 do { \
76 (m)->m_data += (s); \
77 } while (0)
73#define NFSMSIZ(m) ((M_HASCL(m))?MCLBYTES: \
74 (((m)->m_flags & M_PKTHDR)?MHLEN:MLEN))
75
76/*
77 * Now for the macros that do the simple stuff and call the functions
78 * for the hard stuff.
79 * These macros use several vars. declared in nfsm_reqhead and these
80 * vars. must not be used elsewhere unless you are careful not to corrupt
81 * them. The vars. starting with pN and tN (N=1,2,3,..) are temporaries
82 * that may be used so long as the value is not expected to retained
83 * after a macro.
84 * I know, this is kind of dorkey, but it makes the actual op functions
85 * fairly clean and deals with the mess caused by the xdr discriminating
86 * unions.
87 */
88
89#define nfsm_build(a,c,s) \
78#define NFSMSIZ(m) ((M_HASCL(m))?MCLBYTES: \
79 (((m)->m_flags & M_PKTHDR)?MHLEN:MLEN))
80
81/*
82 * Now for the macros that do the simple stuff and call the functions
83 * for the hard stuff.
84 * These macros use several vars. declared in nfsm_reqhead and these
85 * vars. must not be used elsewhere unless you are careful not to corrupt
86 * them. The vars. starting with pN and tN (N=1,2,3,..) are temporaries
87 * that may be used so long as the value is not expected to retained
88 * after a macro.
89 * I know, this is kind of dorkey, but it makes the actual op functions
90 * fairly clean and deals with the mess caused by the xdr discriminating
91 * unions.
92 */
93
94#define nfsm_build(a,c,s) \
90 { if ((s) > M_TRAILINGSPACE(mb)) { \
95 do { \
96 if ((s) > M_TRAILINGSPACE(mb)) { \
91 MGET(mb2, M_WAIT, MT_DATA); \
92 if ((s) > MLEN) \
93 panic("build > MLEN"); \
94 mb->m_next = mb2; \
95 mb = mb2; \
96 mb->m_len = 0; \
97 bpos = mtod(mb, caddr_t); \
98 } \
99 (a) = (c)(bpos); \
100 mb->m_len += (s); \
97 MGET(mb2, M_WAIT, MT_DATA); \
98 if ((s) > MLEN) \
99 panic("build > MLEN"); \
100 mb->m_next = mb2; \
101 mb = mb2; \
102 mb->m_len = 0; \
103 bpos = mtod(mb, caddr_t); \
104 } \
105 (a) = (c)(bpos); \
106 mb->m_len += (s); \
101 bpos += (s); }
107 bpos += (s); \
108 } while (0)
102
103#define nfsm_dissect(a, c, s) \
109
110#define nfsm_dissect(a, c, s) \
104 { t1 = mtod(md, caddr_t)+md->m_len-dpos; \
111 do { \
112 t1 = mtod(md, caddr_t)+md->m_len-dpos; \
105 if (t1 >= (s)) { \
106 (a) = (c)(dpos); \
107 dpos += (s); \
108 } else if ((t1 = nfsm_disct(&md, &dpos, (s), t1, &cp2)) != 0){ \
109 error = t1; \
110 m_freem(mrep); \
111 goto nfsmout; \
112 } else { \
113 (a) = (c)cp2; \
113 if (t1 >= (s)) { \
114 (a) = (c)(dpos); \
115 dpos += (s); \
116 } else if ((t1 = nfsm_disct(&md, &dpos, (s), t1, &cp2)) != 0){ \
117 error = t1; \
118 m_freem(mrep); \
119 goto nfsmout; \
120 } else { \
121 (a) = (c)cp2; \
114 } }
122 } \
123 } while (0)
115
116#define nfsm_fhtom(v, v3) \
124
125#define nfsm_fhtom(v, v3) \
117 { if (v3) { \
126 do { \
127 if (v3) { \
118 t2 = nfsm_rndup(VTONFS(v)->n_fhsize) + NFSX_UNSIGNED; \
119 if (t2 <= M_TRAILINGSPACE(mb)) { \
120 nfsm_build(tl, u_int32_t *, t2); \
121 *tl++ = txdr_unsigned(VTONFS(v)->n_fhsize); \
122 *(tl + ((t2>>2) - 2)) = 0; \
123 bcopy((caddr_t)VTONFS(v)->n_fhp,(caddr_t)tl, \
124 VTONFS(v)->n_fhsize); \
125 } else if ((t2 = nfsm_strtmbuf(&mb, &bpos, \
126 (caddr_t)VTONFS(v)->n_fhp, \
127 VTONFS(v)->n_fhsize)) != 0) { \
128 error = t2; \
129 m_freem(mreq); \
130 goto nfsmout; \
131 } \
132 } else { \
133 nfsm_build(cp, caddr_t, NFSX_V2FH); \
134 bcopy((caddr_t)VTONFS(v)->n_fhp, cp, NFSX_V2FH); \
128 t2 = nfsm_rndup(VTONFS(v)->n_fhsize) + NFSX_UNSIGNED; \
129 if (t2 <= M_TRAILINGSPACE(mb)) { \
130 nfsm_build(tl, u_int32_t *, t2); \
131 *tl++ = txdr_unsigned(VTONFS(v)->n_fhsize); \
132 *(tl + ((t2>>2) - 2)) = 0; \
133 bcopy((caddr_t)VTONFS(v)->n_fhp,(caddr_t)tl, \
134 VTONFS(v)->n_fhsize); \
135 } else if ((t2 = nfsm_strtmbuf(&mb, &bpos, \
136 (caddr_t)VTONFS(v)->n_fhp, \
137 VTONFS(v)->n_fhsize)) != 0) { \
138 error = t2; \
139 m_freem(mreq); \
140 goto nfsmout; \
141 } \
142 } else { \
143 nfsm_build(cp, caddr_t, NFSX_V2FH); \
144 bcopy((caddr_t)VTONFS(v)->n_fhp, cp, NFSX_V2FH); \
135 } }
145 } \
146 } while (0)
136
137#define nfsm_srvfhtom(f, v3) \
147
148#define nfsm_srvfhtom(f, v3) \
138 { if (v3) { \
139 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED + NFSX_V3FH); \
149 do { \
150 if (v3) { \
151 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED + NFSX_V3FH);\
140 *tl++ = txdr_unsigned(NFSX_V3FH); \
141 bcopy((caddr_t)(f), (caddr_t)tl, NFSX_V3FH); \
142 } else { \
143 nfsm_build(cp, caddr_t, NFSX_V2FH); \
144 bcopy((caddr_t)(f), cp, NFSX_V2FH); \
152 *tl++ = txdr_unsigned(NFSX_V3FH); \
153 bcopy((caddr_t)(f), (caddr_t)tl, NFSX_V3FH); \
154 } else { \
155 nfsm_build(cp, caddr_t, NFSX_V2FH); \
156 bcopy((caddr_t)(f), cp, NFSX_V2FH); \
145 } }
157 } \
158 } while (0)
146
147#define nfsm_srvpostop_fh(f) \
159
160#define nfsm_srvpostop_fh(f) \
148 { nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED + NFSX_V3FH); \
161 do { \
162 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED + NFSX_V3FH); \
149 *tl++ = nfs_true; \
150 *tl++ = txdr_unsigned(NFSX_V3FH); \
151 bcopy((caddr_t)(f), (caddr_t)tl, NFSX_V3FH); \
163 *tl++ = nfs_true; \
164 *tl++ = txdr_unsigned(NFSX_V3FH); \
165 bcopy((caddr_t)(f), (caddr_t)tl, NFSX_V3FH); \
152 }
166 } while (0)
153
154#define nfsm_mtofh(d, v, v3, f) \
167
168#define nfsm_mtofh(d, v, v3, f) \
155 { struct nfsnode *ttnp; nfsfh_t *ttfhp; int ttfhsize; \
169 do { \
170 struct nfsnode *ttnp; nfsfh_t *ttfhp; int ttfhsize; \
156 if (v3) { \
157 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
158 (f) = fxdr_unsigned(int, *tl); \
159 } else \
160 (f) = 1; \
161 if (f) { \
162 nfsm_getfh(ttfhp, ttfhsize, (v3)); \
163 if ((t1 = nfs_nget((d)->v_mount, ttfhp, ttfhsize, \

--- 8 unchanged lines hidden (view full) ---

172 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
173 if (f) \
174 (f) = fxdr_unsigned(int, *tl); \
175 else if (fxdr_unsigned(int, *tl)) \
176 nfsm_adv(NFSX_V3FATTR); \
177 } \
178 if (f) \
179 nfsm_loadattr((v), (struct vattr *)0); \
171 if (v3) { \
172 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
173 (f) = fxdr_unsigned(int, *tl); \
174 } else \
175 (f) = 1; \
176 if (f) { \
177 nfsm_getfh(ttfhp, ttfhsize, (v3)); \
178 if ((t1 = nfs_nget((d)->v_mount, ttfhp, ttfhsize, \

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187 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
188 if (f) \
189 (f) = fxdr_unsigned(int, *tl); \
190 else if (fxdr_unsigned(int, *tl)) \
191 nfsm_adv(NFSX_V3FATTR); \
192 } \
193 if (f) \
194 nfsm_loadattr((v), (struct vattr *)0); \
180 }
195 } while (0)
181
182#define nfsm_getfh(f, s, v3) \
196
197#define nfsm_getfh(f, s, v3) \
183 { if (v3) { \
198 do { \
199 if (v3) { \
184 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
185 if (((s) = fxdr_unsigned(int, *tl)) <= 0 || \
186 (s) > NFSX_V3FHMAX) { \
187 m_freem(mrep); \
188 error = EBADRPC; \
189 goto nfsmout; \
190 } \
191 } else \
192 (s) = NFSX_V2FH; \
200 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
201 if (((s) = fxdr_unsigned(int, *tl)) <= 0 || \
202 (s) > NFSX_V3FHMAX) { \
203 m_freem(mrep); \
204 error = EBADRPC; \
205 goto nfsmout; \
206 } \
207 } else \
208 (s) = NFSX_V2FH; \
193 nfsm_dissect((f), nfsfh_t *, nfsm_rndup(s)); }
209 nfsm_dissect((f), nfsfh_t *, nfsm_rndup(s)); \
210 } while (0)
194
195#define nfsm_loadattr(v, a) \
211
212#define nfsm_loadattr(v, a) \
196 { struct vnode *ttvp = (v); \
213 do { \
214 struct vnode *ttvp = (v); \
197 if ((t1 = nfs_loadattrcache(&ttvp, &md, &dpos, (a))) != 0) { \
198 error = t1; \
199 m_freem(mrep); \
200 goto nfsmout; \
201 } \
215 if ((t1 = nfs_loadattrcache(&ttvp, &md, &dpos, (a))) != 0) { \
216 error = t1; \
217 m_freem(mrep); \
218 goto nfsmout; \
219 } \
202 (v) = ttvp; }
220 (v) = ttvp; \
221 } while (0)
203
204#define nfsm_postop_attr(v, f) \
222
223#define nfsm_postop_attr(v, f) \
205 { struct vnode *ttvp = (v); \
224 do { \
225 struct vnode *ttvp = (v); \
206 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
207 if (((f) = fxdr_unsigned(int, *tl)) != 0) { \
208 if ((t1 = nfs_loadattrcache(&ttvp, &md, &dpos, \
209 (struct vattr *)0)) != 0) { \
210 error = t1; \
211 (f) = 0; \
212 m_freem(mrep); \
213 goto nfsmout; \
214 } \
215 (v) = ttvp; \
226 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
227 if (((f) = fxdr_unsigned(int, *tl)) != 0) { \
228 if ((t1 = nfs_loadattrcache(&ttvp, &md, &dpos, \
229 (struct vattr *)0)) != 0) { \
230 error = t1; \
231 (f) = 0; \
232 m_freem(mrep); \
233 goto nfsmout; \
234 } \
235 (v) = ttvp; \
216 } }
236 } \
237 } while (0)
217
218/* Used as (f) for nfsm_wcc_data() */
219#define NFSV3_WCCRATTR 0
220#define NFSV3_WCCCHK 1
221
222#define nfsm_wcc_data(v, f) \
238
239/* Used as (f) for nfsm_wcc_data() */
240#define NFSV3_WCCRATTR 0
241#define NFSV3_WCCCHK 1
242
243#define nfsm_wcc_data(v, f) \
223 { int ttattrf, ttretf = 0; \
244 do { \
245 int ttattrf, ttretf = 0; \
224 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
225 if (*tl == nfs_true) { \
226 nfsm_dissect(tl, u_int32_t *, 6 * NFSX_UNSIGNED); \
227 if (f) \
228 ttretf = (VTONFS(v)->n_mtime == \
229 fxdr_unsigned(u_int32_t, *(tl + 2))); \
230 } \
231 nfsm_postop_attr((v), ttattrf); \
232 if (f) { \
233 (f) = ttretf; \
234 } else { \
235 (f) = ttattrf; \
246 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
247 if (*tl == nfs_true) { \
248 nfsm_dissect(tl, u_int32_t *, 6 * NFSX_UNSIGNED); \
249 if (f) \
250 ttretf = (VTONFS(v)->n_mtime == \
251 fxdr_unsigned(u_int32_t, *(tl + 2))); \
252 } \
253 nfsm_postop_attr((v), ttattrf); \
254 if (f) { \
255 (f) = ttretf; \
256 } else { \
257 (f) = ttattrf; \
236 } }
258 } \
259 } while (0)
237
238/* If full is true, set all fields, otherwise just set mode and time fields */
260
261/* If full is true, set all fields, otherwise just set mode and time fields */
239#define nfsm_v3attrbuild(a, full) \
240 { if ((a)->va_mode != (mode_t)VNOVAL) { \
241 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
242 *tl++ = nfs_true; \
243 *tl = txdr_unsigned((a)->va_mode); \
244 } else { \
245 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
246 *tl = nfs_false; \
247 } \
248 if ((full) && (a)->va_uid != (uid_t)VNOVAL) { \
249 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
250 *tl++ = nfs_true; \
251 *tl = txdr_unsigned((a)->va_uid); \
252 } else { \
253 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
254 *tl = nfs_false; \
255 } \
256 if ((full) && (a)->va_gid != (gid_t)VNOVAL) { \
257 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
258 *tl++ = nfs_true; \
259 *tl = txdr_unsigned((a)->va_gid); \
260 } else { \
261 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
262 *tl = nfs_false; \
263 } \
264 if ((full) && (a)->va_size != VNOVAL) { \
265 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED); \
266 *tl++ = nfs_true; \
267 txdr_hyper((a)->va_size, tl); \
268 } else { \
269 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
270 *tl = nfs_false; \
271 } \
272 if ((a)->va_atime.tv_sec != VNOVAL) { \
273 if ((a)->va_atime.tv_sec != time_second) { \
274 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED); \
275 *tl++ = txdr_unsigned(NFSV3SATTRTIME_TOCLIENT); \
276 txdr_nfsv3time(&(a)->va_atime, tl); \
277 } else { \
278 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
279 *tl = txdr_unsigned(NFSV3SATTRTIME_TOSERVER); \
280 } \
281 } else { \
282 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
283 *tl = txdr_unsigned(NFSV3SATTRTIME_DONTCHANGE); \
284 } \
285 if ((a)->va_mtime.tv_sec != VNOVAL) { \
286 if ((a)->va_mtime.tv_sec != time_second) { \
287 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED); \
288 *tl++ = txdr_unsigned(NFSV3SATTRTIME_TOCLIENT); \
289 txdr_nfsv3time(&(a)->va_mtime, tl); \
290 } else { \
291 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
292 *tl = txdr_unsigned(NFSV3SATTRTIME_TOSERVER); \
293 } \
294 } else { \
295 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
296 *tl = txdr_unsigned(NFSV3SATTRTIME_DONTCHANGE); \
297 } \
298 }
262#define nfsm_v3attrbuild(a, full) \
263 do { \
264 if ((a)->va_mode != (mode_t)VNOVAL) { \
265 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
266 *tl++ = nfs_true; \
267 *tl = txdr_unsigned((a)->va_mode); \
268 } else { \
269 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
270 *tl = nfs_false; \
271 } \
272 if ((full) && (a)->va_uid != (uid_t)VNOVAL) { \
273 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
274 *tl++ = nfs_true; \
275 *tl = txdr_unsigned((a)->va_uid); \
276 } else { \
277 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
278 *tl = nfs_false; \
279 } \
280 if ((full) && (a)->va_gid != (gid_t)VNOVAL) { \
281 nfsm_build(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
282 *tl++ = nfs_true; \
283 *tl = txdr_unsigned((a)->va_gid); \
284 } else { \
285 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
286 *tl = nfs_false; \
287 } \
288 if ((full) && (a)->va_size != VNOVAL) { \
289 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED); \
290 *tl++ = nfs_true; \
291 txdr_hyper((a)->va_size, tl); \
292 } else { \
293 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
294 *tl = nfs_false; \
295 } \
296 if ((a)->va_atime.tv_sec != VNOVAL) { \
297 if ((a)->va_atime.tv_sec != time_second) { \
298 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED);\
299 *tl++ = txdr_unsigned(NFSV3SATTRTIME_TOCLIENT);\
300 txdr_nfsv3time(&(a)->va_atime, tl); \
301 } else { \
302 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
303 *tl = txdr_unsigned(NFSV3SATTRTIME_TOSERVER); \
304 } \
305 } else { \
306 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
307 *tl = txdr_unsigned(NFSV3SATTRTIME_DONTCHANGE); \
308 } \
309 if ((a)->va_mtime.tv_sec != VNOVAL) { \
310 if ((a)->va_mtime.tv_sec != time_second) { \
311 nfsm_build(tl, u_int32_t *, 3 * NFSX_UNSIGNED);\
312 *tl++ = txdr_unsigned(NFSV3SATTRTIME_TOCLIENT);\
313 txdr_nfsv3time(&(a)->va_mtime, tl); \
314 } else { \
315 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
316 *tl = txdr_unsigned(NFSV3SATTRTIME_TOSERVER); \
317 } \
318 } else { \
319 nfsm_build(tl, u_int32_t *, NFSX_UNSIGNED); \
320 *tl = txdr_unsigned(NFSV3SATTRTIME_DONTCHANGE); \
321 } \
322 } while (0)
299
300
301#define nfsm_strsiz(s,m) \
323
324
325#define nfsm_strsiz(s,m) \
302 { nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
326 do { \
327 nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
303 if (((s) = fxdr_unsigned(int32_t,*tl)) > (m)) { \
304 m_freem(mrep); \
305 error = EBADRPC; \
306 goto nfsmout; \
328 if (((s) = fxdr_unsigned(int32_t,*tl)) > (m)) { \
329 m_freem(mrep); \
330 error = EBADRPC; \
331 goto nfsmout; \
307 } }
332 } \
333 } while (0)
308
309#define nfsm_srvstrsiz(s,m) \
334
335#define nfsm_srvstrsiz(s,m) \
310 { nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
336 do { \
337 nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
311 if (((s) = fxdr_unsigned(int32_t,*tl)) > (m) || (s) <= 0) { \
312 error = EBADRPC; \
313 nfsm_reply(0); \
338 if (((s) = fxdr_unsigned(int32_t,*tl)) > (m) || (s) <= 0) { \
339 error = EBADRPC; \
340 nfsm_reply(0); \
314 } }
341 } \
342 } while (0)
315
316#define nfsm_srvnamesiz(s) \
343
344#define nfsm_srvnamesiz(s) \
317 { nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
345 do { \
346 nfsm_dissect(tl,u_int32_t *,NFSX_UNSIGNED); \
318 if (((s) = fxdr_unsigned(int32_t,*tl)) > NFS_MAXNAMLEN) \
319 error = NFSERR_NAMETOL; \
320 if ((s) <= 0) \
321 error = EBADRPC; \
322 if (error) \
323 nfsm_reply(0); \
347 if (((s) = fxdr_unsigned(int32_t,*tl)) > NFS_MAXNAMLEN) \
348 error = NFSERR_NAMETOL; \
349 if ((s) <= 0) \
350 error = EBADRPC; \
351 if (error) \
352 nfsm_reply(0); \
324 }
353 } while (0)
325
326#define nfsm_mtouio(p,s) \
354
355#define nfsm_mtouio(p,s) \
356 do {\
327 if ((s) > 0 && \
328 (t1 = nfsm_mbuftouio(&md,(p),(s),&dpos)) != 0) { \
329 error = t1; \
330 m_freem(mrep); \
331 goto nfsmout; \
357 if ((s) > 0 && \
358 (t1 = nfsm_mbuftouio(&md,(p),(s),&dpos)) != 0) { \
359 error = t1; \
360 m_freem(mrep); \
361 goto nfsmout; \
332 }
362 } \
363 } while (0)
333
334#define nfsm_uiotom(p,s) \
364
365#define nfsm_uiotom(p,s) \
366 do { \
335 if ((t1 = nfsm_uiotombuf((p),&mb,(s),&bpos)) != 0) { \
336 error = t1; \
337 m_freem(mreq); \
338 goto nfsmout; \
367 if ((t1 = nfsm_uiotombuf((p),&mb,(s),&bpos)) != 0) { \
368 error = t1; \
369 m_freem(mreq); \
370 goto nfsmout; \
339 }
371 } \
372 } while (0)
340
341#define nfsm_reqhead(v,a,s) \
373
374#define nfsm_reqhead(v,a,s) \
342 mb = mreq = nfsm_reqh((v),(a),(s),&bpos)
375 do { \
376 mb = mreq = nfsm_reqh((v),(a),(s),&bpos); \
377 } while (0)
343
378
344#define nfsm_reqdone m_freem(mrep); \
345 nfsmout:
379#define nfsm_reqdone \
380 do { \
381 m_freem(mrep); \
382 nfsmout: \
383 } while (0)
346
347#define nfsm_rndup(a) (((a)+3)&(~0x3))
348
384
385#define nfsm_rndup(a) (((a)+3)&(~0x3))
386
349#define nfsm_request(v, t, p, c) \
387#define nfsm_request(v, t, p, c) \
388 do { \
350 if ((error = nfs_request((v), mreq, (t), (p), \
351 (c), &mrep, &md, &dpos)) != 0) { \
352 if (error & NFSERR_RETERR) \
353 error &= ~NFSERR_RETERR; \
354 else \
355 goto nfsmout; \
389 if ((error = nfs_request((v), mreq, (t), (p), \
390 (c), &mrep, &md, &dpos)) != 0) { \
391 if (error & NFSERR_RETERR) \
392 error &= ~NFSERR_RETERR; \
393 else \
394 goto nfsmout; \
356 }
395 } \
396 } while (0)
357
358#define nfsm_strtom(a,s,m) \
397
398#define nfsm_strtom(a,s,m) \
399 do {\
359 if ((s) > (m)) { \
360 m_freem(mreq); \
361 error = ENAMETOOLONG; \
362 goto nfsmout; \
363 } \
364 t2 = nfsm_rndup(s)+NFSX_UNSIGNED; \
365 if (t2 <= M_TRAILINGSPACE(mb)) { \
366 nfsm_build(tl,u_int32_t *,t2); \
367 *tl++ = txdr_unsigned(s); \
368 *(tl+((t2>>2)-2)) = 0; \
369 bcopy((const char *)(a), (caddr_t)tl, (s)); \
370 } else if ((t2 = nfsm_strtmbuf(&mb, &bpos, (a), (s))) != 0) { \
371 error = t2; \
372 m_freem(mreq); \
373 goto nfsmout; \
400 if ((s) > (m)) { \
401 m_freem(mreq); \
402 error = ENAMETOOLONG; \
403 goto nfsmout; \
404 } \
405 t2 = nfsm_rndup(s)+NFSX_UNSIGNED; \
406 if (t2 <= M_TRAILINGSPACE(mb)) { \
407 nfsm_build(tl,u_int32_t *,t2); \
408 *tl++ = txdr_unsigned(s); \
409 *(tl+((t2>>2)-2)) = 0; \
410 bcopy((const char *)(a), (caddr_t)tl, (s)); \
411 } else if ((t2 = nfsm_strtmbuf(&mb, &bpos, (a), (s))) != 0) { \
412 error = t2; \
413 m_freem(mreq); \
414 goto nfsmout; \
374 }
415 } \
416 } while (0)
375
376#define nfsm_srvdone \
417
418#define nfsm_srvdone \
419 do { \
377 nfsmout: \
420 nfsmout: \
378 return(error)
421 return (error); \
422 } while (0)
379
380#define nfsm_reply(s) \
423
424#define nfsm_reply(s) \
381 { \
425 do { \
382 nfsd->nd_repstat = error; \
383 if (error && !(nfsd->nd_flag & ND_NFSV3)) \
384 (void) nfs_rephead(0, nfsd, slp, error, cache, &frev, \
385 mrq, &mb, &bpos); \
386 else \
387 (void) nfs_rephead((s), nfsd, slp, error, cache, &frev, \
388 mrq, &mb, &bpos); \
389 if (mrep != NULL) { \
390 m_freem(mrep); \
391 mrep = NULL; \
392 } \
393 mreq = *mrq; \
394 if (error && (!(nfsd->nd_flag & ND_NFSV3) || \
395 error == EBADRPC)) { \
396 error = 0; \
397 goto nfsmout; \
426 nfsd->nd_repstat = error; \
427 if (error && !(nfsd->nd_flag & ND_NFSV3)) \
428 (void) nfs_rephead(0, nfsd, slp, error, cache, &frev, \
429 mrq, &mb, &bpos); \
430 else \
431 (void) nfs_rephead((s), nfsd, slp, error, cache, &frev, \
432 mrq, &mb, &bpos); \
433 if (mrep != NULL) { \
434 m_freem(mrep); \
435 mrep = NULL; \
436 } \
437 mreq = *mrq; \
438 if (error && (!(nfsd->nd_flag & ND_NFSV3) || \
439 error == EBADRPC)) { \
440 error = 0; \
441 goto nfsmout; \
398 } }
442 } \
443 } while (0)
399
400#define nfsm_writereply(s, v3) \
444
445#define nfsm_writereply(s, v3) \
401 { \
446 do { \
402 nfsd->nd_repstat = error; \
403 if (error && !(v3)) \
404 (void) nfs_rephead(0, nfsd, slp, error, cache, &frev, \
405 &mreq, &mb, &bpos); \
406 else \
407 (void) nfs_rephead((s), nfsd, slp, error, cache, &frev, \
408 &mreq, &mb, &bpos); \
447 nfsd->nd_repstat = error; \
448 if (error && !(v3)) \
449 (void) nfs_rephead(0, nfsd, slp, error, cache, &frev, \
450 &mreq, &mb, &bpos); \
451 else \
452 (void) nfs_rephead((s), nfsd, slp, error, cache, &frev, \
453 &mreq, &mb, &bpos); \
409 }
454 } while (0)
410
411#define nfsm_adv(s) \
455
456#define nfsm_adv(s) \
412 { t1 = mtod(md, caddr_t)+md->m_len-dpos; \
457 do { \
458 t1 = mtod(md, caddr_t)+md->m_len-dpos; \
413 if (t1 >= (s)) { \
414 dpos += (s); \
415 } else if ((t1 = nfs_adv(&md, &dpos, (s), t1)) != 0) { \
416 error = t1; \
417 m_freem(mrep); \
418 goto nfsmout; \
459 if (t1 >= (s)) { \
460 dpos += (s); \
461 } else if ((t1 = nfs_adv(&md, &dpos, (s), t1)) != 0) { \
462 error = t1; \
463 m_freem(mrep); \
464 goto nfsmout; \
419 } }
465 } \
466 } while (0)
420
421#define nfsm_srvmtofh(f) \
422 do { \
423 int fhlen; \
424 if (nfsd->nd_flag & ND_NFSV3) { \
425 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
426 fhlen = fxdr_unsigned(int, *tl); \
427 if (fhlen != 0 && fhlen != NFSX_V3FH) { \

--- 7 unchanged lines hidden (view full) ---

435 nfsm_dissect(tl, u_int32_t *, fhlen); \
436 bcopy((caddr_t)tl, (caddr_t)(f), fhlen); \
437 } else {\
438 bzero((caddr_t)(f), NFSX_V3FH); \
439 } \
440 } while (0)
441
442#define nfsm_clget \
467
468#define nfsm_srvmtofh(f) \
469 do { \
470 int fhlen; \
471 if (nfsd->nd_flag & ND_NFSV3) { \
472 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
473 fhlen = fxdr_unsigned(int, *tl); \
474 if (fhlen != 0 && fhlen != NFSX_V3FH) { \

--- 7 unchanged lines hidden (view full) ---

482 nfsm_dissect(tl, u_int32_t *, fhlen); \
483 bcopy((caddr_t)tl, (caddr_t)(f), fhlen); \
484 } else {\
485 bzero((caddr_t)(f), NFSX_V3FH); \
486 } \
487 } while (0)
488
489#define nfsm_clget \
490 do { \
443 if (bp >= be) { \
444 if (mp == mb) \
445 mp->m_len += bp-bpos; \
446 MGET(mp, M_WAIT, MT_DATA); \
447 MCLGET(mp, M_WAIT); \
448 mp->m_len = NFSMSIZ(mp); \
449 mp2->m_next = mp; \
450 mp2 = mp; \
451 bp = mtod(mp, caddr_t); \
452 be = bp+mp->m_len; \
453 } \
491 if (bp >= be) { \
492 if (mp == mb) \
493 mp->m_len += bp-bpos; \
494 MGET(mp, M_WAIT, MT_DATA); \
495 MCLGET(mp, M_WAIT); \
496 mp->m_len = NFSMSIZ(mp); \
497 mp2->m_next = mp; \
498 mp2 = mp; \
499 bp = mtod(mp, caddr_t); \
500 be = bp+mp->m_len; \
501 } \
454 tl = (u_int32_t *)bp
502 tl = (u_int32_t *)bp; \
503 } while (0)
455
456#define nfsm_srvfillattr(a, f) \
504
505#define nfsm_srvfillattr(a, f) \
457 nfsm_srvfattr(nfsd, (a), (f))
506 do { \
507 nfsm_srvfattr(nfsd, (a), (f)); \
508 } while (0)
458
459#define nfsm_srvwcc_data(br, b, ar, a) \
509
510#define nfsm_srvwcc_data(br, b, ar, a) \
460 nfsm_srvwcc(nfsd, (br), (b), (ar), (a), &mb, &bpos)
511 do { \
512 nfsm_srvwcc(nfsd, (br), (b), (ar), (a), &mb, &bpos); \
513 } while (0)
461
462#define nfsm_srvpostop_attr(r, a) \
514
515#define nfsm_srvpostop_attr(r, a) \
463 nfsm_srvpostopattr(nfsd, (r), (a), &mb, &bpos)
516 do { \
517 nfsm_srvpostopattr(nfsd, (r), (a), &mb, &bpos); \
518 } while (0)
464
465#define nfsm_srvsattr(a) \
519
520#define nfsm_srvsattr(a) \
466 { nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
521 do { \
522 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
467 if (*tl == nfs_true) { \
468 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
469 (a)->va_mode = nfstov_mode(*tl); \
470 } \
471 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
472 if (*tl == nfs_true) { \
473 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
474 (a)->va_uid = fxdr_unsigned(uid_t, *tl); \

--- 22 unchanged lines hidden (view full) ---

497 switch (fxdr_unsigned(int, *tl)) { \
498 case NFSV3SATTRTIME_TOCLIENT: \
499 nfsm_dissect(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
500 fxdr_nfsv3time(tl, &(a)->va_mtime); \
501 break; \
502 case NFSV3SATTRTIME_TOSERVER: \
503 getnanotime(&(a)->va_mtime); \
504 break; \
523 if (*tl == nfs_true) { \
524 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
525 (a)->va_mode = nfstov_mode(*tl); \
526 } \
527 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
528 if (*tl == nfs_true) { \
529 nfsm_dissect(tl, u_int32_t *, NFSX_UNSIGNED); \
530 (a)->va_uid = fxdr_unsigned(uid_t, *tl); \

--- 22 unchanged lines hidden (view full) ---

553 switch (fxdr_unsigned(int, *tl)) { \
554 case NFSV3SATTRTIME_TOCLIENT: \
555 nfsm_dissect(tl, u_int32_t *, 2 * NFSX_UNSIGNED); \
556 fxdr_nfsv3time(tl, &(a)->va_mtime); \
557 break; \
558 case NFSV3SATTRTIME_TOSERVER: \
559 getnanotime(&(a)->va_mtime); \
560 break; \
505 }; }
561 } \
562 } while (0)
506
507#endif
563
564#endif