1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lustre/include/lustre_req_layout.h
38 * Lustre Metadata Target (mdt) request handler
40 * Author: Nikita Danilov <nikita@clusterfs.com>
43 #ifndef _LUSTRE_REQ_LAYOUT_H__
44 #define _LUSTRE_REQ_LAYOUT_H__
50 struct ptlrpc_request;
58 /* Maximal number of fields (buffers) in a request message. */
59 #define REQ_MAX_FIELD_NR 9
62 struct ptlrpc_request *rc_req;
63 const struct req_format *rc_fmt;
64 enum req_location rc_loc;
65 __u32 rc_area[RCL_NR][REQ_MAX_FIELD_NR];
68 #if !defined(__REQ_LAYOUT_USER__)
70 /* struct ptlrpc_request, lustre_msg* */
71 #include <lustre_net.h>
73 void req_capsule_init(struct req_capsule *pill, struct ptlrpc_request *req,
74 enum req_location location);
75 void req_capsule_fini(struct req_capsule *pill);
77 void req_capsule_set(struct req_capsule *pill, const struct req_format *fmt);
78 void req_capsule_init_area(struct req_capsule *pill);
79 int req_capsule_filled_sizes(struct req_capsule *pill, enum req_location loc);
80 int req_capsule_server_pack(struct req_capsule *pill);
82 void *req_capsule_client_get(struct req_capsule *pill,
83 const struct req_msg_field *field);
84 void *req_capsule_client_swab_get(struct req_capsule *pill,
85 const struct req_msg_field *field,
86 void (*swabber)(void*));
87 void *req_capsule_client_sized_get(struct req_capsule *pill,
88 const struct req_msg_field *field,
90 void *req_capsule_server_get(struct req_capsule *pill,
91 const struct req_msg_field *field);
92 void *req_capsule_server_sized_get(struct req_capsule *pill,
93 const struct req_msg_field *field,
95 void *req_capsule_server_swab_get(struct req_capsule *pill,
96 const struct req_msg_field *field,
98 const void *req_capsule_other_get(struct req_capsule *pill,
99 const struct req_msg_field *field);
101 void req_capsule_set_size(struct req_capsule *pill,
102 const struct req_msg_field *field,
103 enum req_location loc, int size);
104 int req_capsule_get_size(const struct req_capsule *pill,
105 const struct req_msg_field *field,
106 enum req_location loc);
107 int req_capsule_msg_size(struct req_capsule *pill, enum req_location loc);
108 int req_capsule_fmt_size(__u32 magic, const struct req_format *fmt,
109 enum req_location loc);
110 void req_capsule_extend(struct req_capsule *pill, const struct req_format *fmt);
112 int req_capsule_has_field(const struct req_capsule *pill,
113 const struct req_msg_field *field,
114 enum req_location loc);
115 int req_capsule_field_present(const struct req_capsule *pill,
116 const struct req_msg_field *field,
117 enum req_location loc);
118 void req_capsule_shrink(struct req_capsule *pill,
119 const struct req_msg_field *field,
121 enum req_location loc);
123 int req_layout_init(void);
124 void req_layout_fini(void);
126 /* __REQ_LAYOUT_USER__ */
129 extern const struct req_format RQF_OBD_PING;
130 extern const struct req_format RQF_OBD_SET_INFO;
131 extern const struct req_format RQF_SEC_CTX;
133 extern const struct req_format RQF_MGS_TARGET_REG;
134 extern const struct req_format RQF_MGS_SET_INFO;
135 /* fid/fld req_format */
136 extern const struct req_format RQF_SEQ_QUERY;
137 extern const struct req_format RQF_FLD_QUERY;
139 extern const struct req_format RQF_MDS_CONNECT;
140 extern const struct req_format RQF_MDS_DISCONNECT;
141 extern const struct req_format RQF_MDS_STATFS;
142 extern const struct req_format RQF_MDS_GETSTATUS;
143 extern const struct req_format RQF_MDS_SYNC;
144 extern const struct req_format RQF_MDS_GETXATTR;
145 extern const struct req_format RQF_MDS_GETATTR;
147 * This is format of direct (non-intent) MDS_GETATTR_NAME request.
149 extern const struct req_format RQF_MDS_GETATTR_NAME;
150 extern const struct req_format RQF_MDS_CLOSE;
151 extern const struct req_format RQF_MDS_PIN;
152 extern const struct req_format RQF_MDS_UNPIN;
153 extern const struct req_format RQF_MDS_CONNECT;
154 extern const struct req_format RQF_MDS_DISCONNECT;
155 extern const struct req_format RQF_MDS_GET_INFO;
156 extern const struct req_format RQF_MDS_READPAGE;
157 extern const struct req_format RQF_MDS_WRITEPAGE;
158 extern const struct req_format RQF_MDS_IS_SUBDIR;
159 extern const struct req_format RQF_MDS_DONE_WRITING;
160 extern const struct req_format RQF_MDS_REINT;
161 extern const struct req_format RQF_MDS_REINT_CREATE;
162 extern const struct req_format RQF_MDS_REINT_CREATE_RMT_ACL;
163 extern const struct req_format RQF_MDS_REINT_CREATE_SLAVE;
164 extern const struct req_format RQF_MDS_REINT_CREATE_SYM;
165 extern const struct req_format RQF_MDS_REINT_OPEN;
166 extern const struct req_format RQF_MDS_REINT_UNLINK;
167 extern const struct req_format RQF_MDS_REINT_LINK;
168 extern const struct req_format RQF_MDS_REINT_RENAME;
169 extern const struct req_format RQF_MDS_REINT_SETATTR;
170 extern const struct req_format RQF_MDS_REINT_SETXATTR;
171 extern const struct req_format RQF_MDS_QUOTACHECK;
172 extern const struct req_format RQF_MDS_QUOTACTL;
173 extern const struct req_format RQF_MDS_QUOTA_DQACQ;
174 extern const struct req_format RQF_QC_CALLBACK;
176 extern const struct req_format RQF_OST_CONNECT;
177 extern const struct req_format RQF_OST_DISCONNECT;
178 extern const struct req_format RQF_OST_QUOTACHECK;
179 extern const struct req_format RQF_OST_QUOTACTL;
180 extern const struct req_format RQF_OST_QUOTA_ADJUST_QUNIT;
181 extern const struct req_format RQF_OST_GETATTR;
182 extern const struct req_format RQF_OST_SETATTR;
183 extern const struct req_format RQF_OST_CREATE;
184 extern const struct req_format RQF_OST_PUNCH;
185 extern const struct req_format RQF_OST_SYNC;
186 extern const struct req_format RQF_OST_DESTROY;
187 extern const struct req_format RQF_OST_BRW;
188 extern const struct req_format RQF_OST_STATFS;
189 extern const struct req_format RQF_OST_SET_GRANT_INFO;
190 extern const struct req_format RQF_OST_GET_INFO_GENERIC;
191 extern const struct req_format RQF_OST_GET_INFO_LAST_ID;
192 extern const struct req_format RQF_OST_GET_INFO_FIEMAP;
194 /* LDLM req_format */
195 extern const struct req_format RQF_LDLM_ENQUEUE;
196 extern const struct req_format RQF_LDLM_ENQUEUE_LVB;
197 extern const struct req_format RQF_LDLM_CONVERT;
198 extern const struct req_format RQF_LDLM_INTENT;
199 extern const struct req_format RQF_LDLM_INTENT_GETATTR;
200 extern const struct req_format RQF_LDLM_INTENT_OPEN;
201 extern const struct req_format RQF_LDLM_INTENT_CREATE;
202 extern const struct req_format RQF_LDLM_INTENT_UNLINK;
203 extern const struct req_format RQF_LDLM_CANCEL;
204 extern const struct req_format RQF_LDLM_CALLBACK;
205 extern const struct req_format RQF_LDLM_CP_CALLBACK;
206 extern const struct req_format RQF_LDLM_BL_CALLBACK;
207 extern const struct req_format RQF_LDLM_GL_CALLBACK;
209 extern const struct req_format RQF_LOG_CANCEL;
210 extern const struct req_format RQF_LLOG_CATINFO;
211 extern const struct req_format RQF_LLOG_ORIGIN_HANDLE_CREATE;
212 extern const struct req_format RQF_LLOG_ORIGIN_HANDLE_DESTROY;
213 extern const struct req_format RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK;
214 extern const struct req_format RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK;
215 extern const struct req_format RQF_LLOG_ORIGIN_HANDLE_READ_HEADER;
216 extern const struct req_format RQF_LLOG_ORIGIN_CONNECT;
218 extern const struct req_msg_field RMF_GENERIC_DATA;
219 extern const struct req_msg_field RMF_PTLRPC_BODY;
220 extern const struct req_msg_field RMF_MDT_BODY;
221 extern const struct req_msg_field RMF_MDT_EPOCH;
222 extern const struct req_msg_field RMF_OBD_STATFS;
223 extern const struct req_msg_field RMF_NAME;
224 extern const struct req_msg_field RMF_SYMTGT;
225 extern const struct req_msg_field RMF_TGTUUID;
226 extern const struct req_msg_field RMF_CLUUID;
227 extern const struct req_msg_field RMF_SETINFO_VAL;
228 extern const struct req_msg_field RMF_SETINFO_KEY;
229 extern const struct req_msg_field RMF_GETINFO_VAL;
230 extern const struct req_msg_field RMF_GETINFO_VALLEN;
231 extern const struct req_msg_field RMF_GETINFO_KEY;
234 * connection handle received in MDS_CONNECT request.
236 extern const struct req_msg_field RMF_CONN;
237 extern const struct req_msg_field RMF_CONNECT_DATA;
238 extern const struct req_msg_field RMF_DLM_REQ;
239 extern const struct req_msg_field RMF_DLM_REP;
240 extern const struct req_msg_field RMF_DLM_LVB;
241 extern const struct req_msg_field RMF_LDLM_INTENT;
242 extern const struct req_msg_field RMF_MDT_MD;
243 extern const struct req_msg_field RMF_REC_REINT;
244 extern const struct req_msg_field RMF_REC_JOINFILE;
245 extern const struct req_msg_field RMF_EADATA;
246 extern const struct req_msg_field RMF_ACL;
247 extern const struct req_msg_field RMF_LOGCOOKIES;
248 extern const struct req_msg_field RMF_CAPA1;
249 extern const struct req_msg_field RMF_CAPA2;
250 extern const struct req_msg_field RMF_OBD_QUOTACHECK;
251 extern const struct req_msg_field RMF_OBD_QUOTACTL;
252 extern const struct req_msg_field RMF_QUOTA_ADJUST_QUNIT;
253 extern const struct req_msg_field RMF_QUNIT_DATA;
254 extern const struct req_msg_field RMF_STRING;
257 extern const struct req_msg_field RMF_SEQ_OPC;
258 extern const struct req_msg_field RMF_SEQ_RANGE;
261 extern const struct req_msg_field RMF_FLD_OPC;
262 extern const struct req_msg_field RMF_FLD_MDFLD;
264 extern const struct req_msg_field RMF_LLOGD_BODY;
265 extern const struct req_msg_field RMF_LLOG_LOG_HDR;
266 extern const struct req_msg_field RMF_LLOGD_CONN_BODY;
268 extern const struct req_msg_field RMF_MGS_TARGET_INFO;
269 extern const struct req_msg_field RMF_MGS_SEND_PARAM;
271 extern const struct req_msg_field RMF_OST_BODY;
272 extern const struct req_msg_field RMF_OBD_IOOBJ;
273 extern const struct req_msg_field RMF_OBD_ID;
274 extern const struct req_msg_field RMF_NIOBUF_REMOTE;
275 extern const struct req_msg_field RMF_FIEMAP_KEY;
276 extern const struct req_msg_field RMF_FIEMAP_VAL;
278 #endif /* _LUSTRE_REQ_LAYOUT_H__ */