1 /* $NetBSD: yp_prot.h,v 1.20 2020/04/02 15:30:25 msaitoh Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 17 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _RPCSVC_YP_PROT_H_ 30 #define _RPCSVC_YP_PROT_H_ 31 32 #include <rpc/rpc.h> /* for XDR */ 33 34 /* 35 * YPSERV PROTOCOL: 36 * 37 * ypserv supports the following procedures: 38 * 39 * YPPROC_NULL takes (void), returns (void). 40 * called to check if server is alive. 41 * YPPROC_DOMAIN takes (char *), returns (bool_t). 42 * true if ypserv serves the named domain. 43 * YPPROC_DOMAIN_NOACK takes (char *), returns (bool_t). 44 * true if ypserv serves the named domain. 45 * used for broadcasts, does not ack if ypserv 46 * doesn't handle named domain. 47 * YPPROC_MATCH takes (struct ypreq_key), returns (struct ypresp_val) 48 * does a lookup. 49 * YPPROC_FIRST takes (struct ypreq_nokey) returns (ypresp_key_val). 50 * gets the first key/datum from the map. 51 * YPPROC_NEXT takes (struct ypreq_key) returns (ypresp_key_val). 52 * gets the next key/datum from the map. 53 * YPPROC_XFR takes (struct ypreq_xfr), returns (void). 54 * tells ypserv to check if there is a new version of 55 * the map. 56 * YPPROC_CLEAR takes (void), returns (void). 57 * tells ypserv to flush its file cache, so that 58 * newly transferred files will get read. 59 * YPPROC_ALL takes (struct ypreq_nokey), returns (bool_t and 60 * struct ypresp_key_val). 61 * returns an array of data, with the bool_t being 62 * false on the last datum. read the source, it's 63 * convoluted. 64 * YPPROC_MASTER takes (struct ypreq_nokey), returns (ypresp_master). 65 * YPPROC_ORDER takes (struct ypreq_nokey), returns (ypresp_order). 66 * YPPROC_MAPLIST takes (char *), returns (struct ypmaplist *). 67 */ 68 69 /* Program and version symbols, magic numbers */ 70 #define YPPROG ((unsigned long)100004) 71 #define YPVERS ((unsigned long)2) 72 #define YPVERS_ORIG ((unsigned long)1) 73 74 #define YPMAXRECORD 1024 75 #define YPMAXDOMAIN 64 76 #define YPMAXMAP 64 77 #define YPMAXPEER 256 78 79 /* 80 * I don't know if anything of sun's depends on this, or if they 81 * simply defined it so that their own code wouldn't try to send 82 * packets over the ethernet MTU. This YP code doesn't use it. 83 */ 84 #define YPMSGSZ 1600 85 86 #ifndef DATUM 87 typedef struct { 88 const char *dptr; 89 int dsize; 90 } datum; 91 #define DATUM 92 #endif 93 94 struct ypmap_parms { 95 const char *domain; 96 const char *map; 97 unsigned int ordernum; 98 char *owner; 99 }; 100 101 struct ypreq_key { 102 const char *domain; 103 const char *map; 104 datum keydat; 105 }; 106 107 struct ypreq_nokey { 108 const char *domain; 109 const char *map; 110 }; 111 112 struct ypreq_xfr { 113 struct ypmap_parms map_parms; 114 unsigned int transid; 115 unsigned int proto; 116 unsigned int port; 117 }; 118 #define ypxfr_domain map_parms.domain 119 #define ypxfr_map map_parms.map 120 #define ypxfr_ordernum map_parms.ordernum 121 #define ypxfr_owner map_parms.owner 122 123 struct ypresp_val { 124 unsigned int status; 125 datum valdat; 126 }; 127 128 struct ypresp_key_val { 129 unsigned int status; 130 datum keydat; 131 datum valdat; 132 }; 133 134 struct ypresp_master { 135 unsigned int status; 136 char *master; 137 }; 138 139 struct ypresp_order { 140 unsigned int status; 141 unsigned int ordernum; 142 }; 143 144 struct ypmaplist { 145 char ypml_name[YPMAXMAP + 1]; 146 struct ypmaplist *ypml_next; 147 }; 148 149 struct ypresp_maplist { 150 unsigned int status; 151 struct ypmaplist *list; 152 }; 153 154 /* ypserv procedure numbers */ 155 #define YPPROC_NULL ((unsigned long)0) 156 #define YPPROC_DOMAIN ((unsigned long)1) 157 #define YPPROC_DOMAIN_NONACK ((unsigned long)2) 158 #define YPPROC_MATCH ((unsigned long)3) 159 #define YPPROC_FIRST ((unsigned long)4) 160 #define YPPROC_NEXT ((unsigned long)5) 161 #define YPPROC_XFR ((unsigned long)6) 162 #define YPPROC_CLEAR ((unsigned long)7) 163 #define YPPROC_ALL ((unsigned long)8) 164 #define YPPROC_MASTER ((unsigned long)9) 165 #define YPPROC_ORDER ((unsigned long)10) 166 #define YPPROC_MAPLIST ((unsigned long)11) 167 168 /* ypserv procedure return status values */ 169 #define YP_TRUE ((unsigned int)1) /* general purpose success code */ 170 #define YP_NOMORE ((unsigned int)2) /* no more entries in map */ 171 #define YP_FALSE ((unsigned int)0) /* general purpose failure code */ 172 #define YP_NOMAP ((unsigned int)-1) /* no such map in domain */ 173 #define YP_NODOM ((unsigned int)-2) /* domain not supported */ 174 #define YP_NOKEY ((unsigned int)-3) /* no such key in map */ 175 #define YP_BADOP ((unsigned int)-4) /* invalid operation */ 176 #define YP_BADDB ((unsigned int)-5) /* server data base is bad */ 177 #define YP_YPERR ((unsigned int)-6) /* YP server error */ 178 #define YP_BADARGS ((unsigned int)-7) /* request arguments bad */ 179 #define YP_VERS ((unsigned int)-8) /* YP server version mismatch */ 180 181 /* 182 * Sun's header file says: 183 * "Domain binding data structure, used by ypclnt package and ypserv modules. 184 * Users of the ypclnt package (or of this protocol) don't HAVE to know about 185 * it, but it must be available to users because _yp_dobind is a public 186 * interface." 187 * 188 * This is totally bogus! Nowhere else does Sun state that _yp_dobind() is 189 * a public interface, and I don't know any reason anyone would want to call 190 * it. But, just in case anyone does actually expect it to be available.. 191 * we provide this.. exactly as Sun wants it. 192 */ 193 struct dom_binding { 194 struct dom_binding *dom_pnext; 195 char dom_domain[YPMAXDOMAIN + 1]; 196 struct sockaddr_in dom_server_addr; 197 u_short dom_server_port; 198 int dom_socket; 199 CLIENT *dom_client; 200 u_short dom_local_port; 201 long dom_vers; 202 }; 203 204 /* 205 * YPBIND PROTOCOL: 206 * 207 * ypbind supports the following procedures: 208 * 209 * YPBINDPROC_NULL takes (void), returns (void). 210 * to check if ypbind is running. 211 * YPBINDPROC_DOMAIN takes (char *), returns (struct ypbind_resp). 212 * requests that ypbind start to serve the 213 * named domain (if it doesn't already) 214 * YPBINDPROC_SETDOM takes (struct ypbind_setdom), returns (void). 215 * used by ypset. 216 */ 217 218 #define YPBINDPROG ((unsigned long)100007) 219 #define YPBINDVERS ((unsigned long)2) 220 #define YPBINDVERS_ORIG ((unsigned long)1) 221 222 /* ypbind procedure numbers */ 223 #define YPBINDPROC_NULL ((unsigned long)0) 224 #define YPBINDPROC_DOMAIN ((unsigned long)1) 225 #define YPBINDPROC_SETDOM ((unsigned long)2) 226 227 /* error code in ypbind_resp.ypbind_status */ 228 enum ypbind_resptype { 229 YPBIND_SUCC_VAL = 1, 230 YPBIND_FAIL_VAL = 2 231 }; 232 233 /* network order, of course */ 234 struct ypbind_binding { 235 struct in_addr ypbind_binding_addr; 236 uint16_t ypbind_binding_port; 237 }; 238 239 struct ypbind_resp { 240 enum ypbind_resptype ypbind_status; 241 union { 242 unsigned int ypbind_error; 243 struct ypbind_binding ypbind_bindinfo; 244 } ypbind_respbody; 245 }; 246 247 /* error code in ypbind_resp.ypbind_respbody.ypbind_error */ 248 #define YPBIND_ERR_ERR 1 /* internal error */ 249 #define YPBIND_ERR_NOSERV 2 /* no bound server for passed domain */ 250 #define YPBIND_ERR_RESC 3 /* system resource allocation failure */ 251 252 /* 253 * Request data structure for ypbind "Set domain" procedure. 254 */ 255 struct ypbind_setdom { 256 char ypsetdom_domain[YPMAXDOMAIN + 1]; 257 struct ypbind_binding ypsetdom_binding; 258 unsigned int ypsetdom_vers; 259 }; 260 #define ypsetdom_addr ypsetdom_binding.ypbind_binding_addr 261 #define ypsetdom_port ypsetdom_binding.ypbind_binding_port 262 263 /* 264 * YPPUSH PROTOCOL: 265 * 266 * Sun says: 267 * "Protocol between clients (ypxfr, only) and yppush 268 * yppush speaks a protocol in the transient range, which 269 * is supplied to ypxfr as a command-line parameter when it 270 * is activated by ypserv." 271 * 272 * This protocol is not implemented, naturally, because this YP 273 * implementation only does the client side. 274 */ 275 #define YPPUSHVERS ((unsigned long)1) 276 #define YPPUSHVERS_ORIG ((unsigned long)1) 277 278 /* yppush procedure numbers */ 279 #define YPPUSHPROC_NULL ((unsigned long)0) 280 #define YPPUSHPROC_XFRRESP ((unsigned long)1) 281 282 struct yppushresp_xfr { 283 unsigned int transid; 284 unsigned int status; 285 }; 286 287 /* yppush status value in yppushresp_xfr.status */ 288 #define YPPUSH_SUCC ((unsigned int)1) /* Success */ 289 #define YPPUSH_AGE ((unsigned int)2) /* Master's version not newer */ 290 #define YPPUSH_NOMAP ((unsigned int)-1) /* Can't find server for map */ 291 #define YPPUSH_NODOM ((unsigned int)-2) /* Domain not supported */ 292 #define YPPUSH_RSRC ((unsigned int)-3) /* Local resource alloc failure */ 293 #define YPPUSH_RPC ((unsigned int)-4) /* RPC failure talking to server */ 294 #define YPPUSH_MADDR ((unsigned int)-5) /* Can't get master address */ 295 #define YPPUSH_YPERR ((unsigned int)-6) /* YP server/map db error */ 296 #define YPPUSH_BADARGS ((unsigned int)-7) /* Request arguments bad */ 297 #define YPPUSH_DBM ((unsigned int)-8) /* Local dbm operation failed */ 298 #define YPPUSH_FILE ((unsigned int)-9) /* Local file I/O operation failed */ 299 #define YPPUSH_SKEW ((unsigned int)-10) /* Map version skew during transfer */ 300 #define YPPUSH_CLEAR ((unsigned int)-11) /* Can't send "Clear" req to local ypserv */ 301 #define YPPUSH_FORCE ((unsigned int)-12) /* No local order number in map - use -f */ 302 #define YPPUSH_XFRERR ((unsigned int)-13) /* ypxfr error */ 303 #define YPPUSH_REFUSED ((unsigned int)-14) /* Transfer request refused by ypserv */ 304 305 struct ypall_callback; 306 307 __BEGIN_DECLS 308 bool_t xdr_domainname(XDR *, char *); /* obsolete */ 309 bool_t xdr_peername(XDR *, char *); /* obsolete */ 310 bool_t xdr_mapname(XDR *, char *); /* obsolete */ 311 bool_t xdr_datum(XDR *, datum *); 312 bool_t xdr_ypdomain_wrap_string(XDR *, char **); 313 bool_t xdr_ypmap_wrap_string(XDR *, char **); 314 bool_t xdr_ypreq_key(XDR *, struct ypreq_key *); 315 bool_t xdr_ypreq_nokey(XDR *, struct ypreq_nokey *); 316 bool_t xdr_ypreq_xfr(XDR *, struct ypreq_xfr *); 317 bool_t xdr_ypresp_val(XDR *, struct ypresp_val *); 318 bool_t xdr_ypresp_key_val(XDR *, struct ypresp_key_val *); 319 bool_t xdr_ypmap_parms(XDR *, struct ypmap_parms *); 320 bool_t xdr_ypowner_wrap_string(XDR *, char **); 321 bool_t xdr_yppushresp_xfr(XDR *, struct yppushresp_xfr *); 322 bool_t xdr_ypresp_order(XDR *, struct ypresp_order *); 323 bool_t xdr_ypresp_master(XDR *, struct ypresp_master *); 324 bool_t xdr_ypall(XDR *, struct ypall_callback *); 325 bool_t xdr_ypresp_maplist(XDR *, struct ypresp_maplist *); 326 bool_t xdr_ypbind_resp(XDR *, struct ypbind_resp *); 327 bool_t xdr_ypbind_setdom(XDR *, struct ypbind_setdom *); 328 bool_t xdr_ypmaplist(XDR *, struct ypmaplist *); 329 bool_t xdr_yp_inaddr(XDR *, struct in_addr *); 330 __END_DECLS 331 332 #endif /* _RPCSVC_YP_PROT_H_ */ 333