svc_simple.c (7c478bd9) | svc_simple.c (61961e0f) |
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1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * --- 5 unchanged lines hidden (view full) --- 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ | 1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * --- 5 unchanged lines hidden (view full) --- 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ |
22 |
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22/* | 23/* |
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. | 24 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. |
24 * Use is subject to license terms. 25 */ 26/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 27/* All Rights Reserved */ 28/* 29 * Portions of this source code were derived from Berkeley 30 * 4.3 BSD under license from the Regents of the University of 31 * California. --- 16 unchanged lines hidden (view full) --- 48#include "mt.h" 49#include "rpc_mt.h" 50#include <errno.h> 51#include <stdio.h> 52#include <stdlib.h> 53#include <string.h> 54#include <rpc/rpc.h> 55#include <sys/types.h> | 25 * Use is subject to license terms. 26 */ 27/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28/* All Rights Reserved */ 29/* 30 * Portions of this source code were derived from Berkeley 31 * 4.3 BSD under license from the Regents of the University of 32 * California. --- 16 unchanged lines hidden (view full) --- 49#include "mt.h" 50#include "rpc_mt.h" 51#include <errno.h> 52#include <stdio.h> 53#include <stdlib.h> 54#include <string.h> 55#include <rpc/rpc.h> 56#include <sys/types.h> |
56#include <rpc/trace.h> | |
57#include <syslog.h> 58#include <rpc/nettype.h> 59 60static struct proglst { 61 char *(*p_progname)(); 62 rpcprog_t p_prognum; 63 rpcvers_t p_versnum; 64 rpcproc_t p_procnum; --- 19 unchanged lines hidden (view full) --- 84 * handle is created for all the services (actually one of each netid) 85 * and same xdrbuf is used for same netid. The size of the arguments 86 * is also limited by the recvsize for that transport, even if it is 87 * a COTS transport. This may be wrong, but for cases like these, they 88 * should not use the simplified interfaces like this. 89 */ 90 91int | 57#include <syslog.h> 58#include <rpc/nettype.h> 59 60static struct proglst { 61 char *(*p_progname)(); 62 rpcprog_t p_prognum; 63 rpcvers_t p_versnum; 64 rpcproc_t p_procnum; --- 19 unchanged lines hidden (view full) --- 84 * handle is created for all the services (actually one of each netid) 85 * and same xdrbuf is used for same netid. The size of the arguments 86 * is also limited by the recvsize for that transport, even if it is 87 * a COTS transport. This may be wrong, but for cases like these, they 88 * should not use the simplified interfaces like this. 89 */ 90 91int |
92rpc_reg(prognum, versnum, procnum, progname, inproc, outproc, nettype) 93 rpcprog_t prognum; /* program number */ 94 rpcvers_t versnum; /* version number */ 95 rpcproc_t procnum; /* procedure number */ 96 char *(*progname)(); /* Server routine */ 97 xdrproc_t inproc, outproc; /* in/out XDR procedures */ 98 const char *nettype; /* nettype */ | 92rpc_reg(const rpcprog_t prognum, const rpcvers_t versnum, 93 const rpcproc_t procnum, char *(*progname)(), const xdrproc_t inproc, 94 const xdrproc_t outproc, const char *nettype) |
99{ 100 struct netconfig *nconf; 101 int done = FALSE; 102 void *handle; 103 extern mutex_t proglst_lock; 104 | 95{ 96 struct netconfig *nconf; 97 int done = FALSE; 98 void *handle; 99 extern mutex_t proglst_lock; 100 |
105 106 107 trace4(TR_rpc_reg, 0, prognum, versnum, procnum); | |
108 if (procnum == NULLPROC) { 109 (void) syslog(LOG_ERR, (const char *) "%s: %s %d", 110 rpc_reg_msg, 111 (const char *) "can't reassign procedure number %d", 112 NULLPROC); | 101 if (procnum == NULLPROC) { 102 (void) syslog(LOG_ERR, (const char *) "%s: %s %d", 103 rpc_reg_msg, 104 (const char *) "can't reassign procedure number %d", 105 NULLPROC); |
113 trace4(TR_rpc_reg, 1, prognum, versnum, procnum); | |
114 return (-1); 115 } 116 117 if (nettype == NULL) 118 nettype = "netpath"; /* The default behavior */ 119 if ((handle = __rpc_setconf((char *)nettype)) == NULL) { 120 (void) syslog(LOG_ERR, rpc_reg_err, rpc_reg_msg, __reg_err1); 121 return (-1); 122 } 123/* VARIABLES PROTECTED BY proglst_lock: proglst */ | 106 return (-1); 107 } 108 109 if (nettype == NULL) 110 nettype = "netpath"; /* The default behavior */ 111 if ((handle = __rpc_setconf((char *)nettype)) == NULL) { 112 (void) syslog(LOG_ERR, rpc_reg_err, rpc_reg_msg, __reg_err1); 113 return (-1); 114 } 115/* VARIABLES PROTECTED BY proglst_lock: proglst */ |
124 mutex_lock(&proglst_lock); | 116 (void) mutex_lock(&proglst_lock); |
125 while (nconf = __rpc_getconf(handle)) { 126 struct proglst *pl; 127 SVCXPRT *svcxprt; 128 int madenow; 129 uint_t recvsz; 130 char *xdrbuf; 131 char *netid; 132 133 madenow = FALSE; | 117 while (nconf = __rpc_getconf(handle)) { 118 struct proglst *pl; 119 SVCXPRT *svcxprt; 120 int madenow; 121 uint_t recvsz; 122 char *xdrbuf; 123 char *netid; 124 125 madenow = FALSE; |
134 svcxprt = (SVCXPRT *)NULL; | 126 svcxprt = NULL; |
135 for (pl = proglst; pl; pl = pl->p_nxt) 136 if (strcmp(pl->p_netid, nconf->nc_netid) == 0) { 137 svcxprt = pl->p_transp; 138 xdrbuf = pl->p_xdrbuf; 139 recvsz = pl->p_recvsz; 140 netid = pl->p_netid; 141 break; 142 } 143 | 127 for (pl = proglst; pl; pl = pl->p_nxt) 128 if (strcmp(pl->p_netid, nconf->nc_netid) == 0) { 129 svcxprt = pl->p_transp; 130 xdrbuf = pl->p_xdrbuf; 131 recvsz = pl->p_recvsz; 132 netid = pl->p_netid; 133 break; 134 } 135 |
144 if (svcxprt == (SVCXPRT *)NULL) { | 136 if (svcxprt == NULL) { |
145 struct t_info tinfo; 146 | 137 struct t_info tinfo; 138 |
147 svcxprt = svc_tli_create(RPC_ANYFD, nconf, 148 (struct t_bind *)NULL, 0, 0); 149 if (svcxprt == (SVCXPRT *)NULL) | 139 svcxprt = svc_tli_create(RPC_ANYFD, nconf, NULL, 0, 0); 140 if (svcxprt == NULL) |
150 continue; 151 if (t_getinfo(svcxprt->xp_fd, &tinfo) == -1) { 152 char errorstr[100]; 153 154 __tli_sys_strerror(errorstr, sizeof (errorstr), 155 t_errno, errno); 156 (void) syslog(LOG_ERR, "%s : %s : %s", 157 rpc_reg_msg, "t_getinfo failed", --- 39 unchanged lines hidden (view full) --- 197 if (madenow) { 198 SVC_DESTROY(svcxprt); 199 free(xdrbuf); 200 free(netid); 201 } 202 continue; 203 } 204 | 141 continue; 142 if (t_getinfo(svcxprt->xp_fd, &tinfo) == -1) { 143 char errorstr[100]; 144 145 __tli_sys_strerror(errorstr, sizeof (errorstr), 146 t_errno, errno); 147 (void) syslog(LOG_ERR, "%s : %s : %s", 148 rpc_reg_msg, "t_getinfo failed", --- 39 unchanged lines hidden (view full) --- 188 if (madenow) { 189 SVC_DESTROY(svcxprt); 190 free(xdrbuf); 191 free(netid); 192 } 193 continue; 194 } 195 |
205 pl = (struct proglst *)malloc(sizeof (struct proglst)); 206 if (pl == (struct proglst *)NULL) { | 196 pl = malloc(sizeof (struct proglst)); 197 if (pl == NULL) { |
207 (void) syslog(LOG_ERR, rpc_reg_err, rpc_reg_msg, 208 __no_mem_str); 209 if (madenow) { 210 SVC_DESTROY(svcxprt); 211 free(xdrbuf); 212 free(netid); 213 } 214 break; --- 8 unchanged lines hidden (view full) --- 223 pl->p_xdrbuf = xdrbuf; 224 pl->p_recvsz = recvsz; 225 pl->p_netid = netid; 226 pl->p_nxt = proglst; 227 proglst = pl; 228 done = TRUE; 229 } 230 __rpc_endconf(handle); | 198 (void) syslog(LOG_ERR, rpc_reg_err, rpc_reg_msg, 199 __no_mem_str); 200 if (madenow) { 201 SVC_DESTROY(svcxprt); 202 free(xdrbuf); 203 free(netid); 204 } 205 break; --- 8 unchanged lines hidden (view full) --- 214 pl->p_xdrbuf = xdrbuf; 215 pl->p_recvsz = recvsz; 216 pl->p_netid = netid; 217 pl->p_nxt = proglst; 218 proglst = pl; 219 done = TRUE; 220 } 221 __rpc_endconf(handle); |
231 mutex_unlock(&proglst_lock); | 222 (void) mutex_unlock(&proglst_lock); |
232 233 if (done == FALSE) { 234 (void) syslog(LOG_ERR, 235 (const char *) "%s cant find suitable transport for %s", 236 rpc_reg_msg, nettype); | 223 224 if (done == FALSE) { 225 (void) syslog(LOG_ERR, 226 (const char *) "%s cant find suitable transport for %s", 227 rpc_reg_msg, nettype); |
237 trace4(TR_rpc_reg, 1, prognum, versnum, procnum); | |
238 return (-1); 239 } | 228 return (-1); 229 } |
240 trace4(TR_rpc_reg, 1, prognum, versnum, procnum); | |
241 return (0); 242} 243 244/* 245 * The universal handler for the services registered using registerrpc. 246 * It handles both the connectionless and the connection oriented cases. 247 */ 248 | 230 return (0); 231} 232 233/* 234 * The universal handler for the services registered using registerrpc. 235 * It handles both the connectionless and the connection oriented cases. 236 */ 237 |
249static const char __univ_err[] = " prog %d vers %d"; | |
250static void | 238static void |
251universal(rqstp, transp) 252 struct svc_req *rqstp; 253 SVCXPRT *transp; | 239universal(struct svc_req *rqstp, SVCXPRT *transp) |
254{ 255 rpcprog_t prog; 256 rpcvers_t vers; 257 rpcproc_t proc; 258 char *outdata; 259 char *xdrbuf; 260 struct proglst *pl; 261 extern mutex_t proglst_lock; 262 263 /* 264 * enforce "procnum 0 is echo" convention 265 */ | 240{ 241 rpcprog_t prog; 242 rpcvers_t vers; 243 rpcproc_t proc; 244 char *outdata; 245 char *xdrbuf; 246 struct proglst *pl; 247 extern mutex_t proglst_lock; 248 249 /* 250 * enforce "procnum 0 is echo" convention 251 */ |
266 trace1(TR_universal, 0); | |
267 if (rqstp->rq_proc == NULLPROC) { | 252 if (rqstp->rq_proc == NULLPROC) { |
268 if (svc_sendreply(transp, (xdrproc_t)xdr_void, 269 (char *)NULL) == FALSE) { | 253 if (svc_sendreply(transp, (xdrproc_t)xdr_void, NULL) == FALSE) { |
270 (void) syslog(LOG_ERR, 271 (const char *) "svc_sendreply failed"); 272 } | 254 (void) syslog(LOG_ERR, 255 (const char *) "svc_sendreply failed"); 256 } |
273 trace1(TR_universal, 1); | |
274 return; 275 } 276 prog = rqstp->rq_prog; 277 vers = rqstp->rq_vers; 278 proc = rqstp->rq_proc; | 257 return; 258 } 259 prog = rqstp->rq_prog; 260 vers = rqstp->rq_vers; 261 proc = rqstp->rq_proc; |
279 mutex_lock(&proglst_lock); 280 for (pl = proglst; pl; pl = pl->p_nxt) | 262 (void) mutex_lock(&proglst_lock); 263 for (pl = proglst; pl; pl = pl->p_nxt) { |
281 if (pl->p_prognum == prog && pl->p_procnum == proc && 282 pl->p_versnum == vers && 283 (strcmp(pl->p_netid, transp->xp_netid) == 0)) { 284 /* decode arguments into a CLEAN buffer */ 285 xdrbuf = pl->p_xdrbuf; 286 /* Zero the arguments: reqd ! */ 287 (void) memset(xdrbuf, 0, pl->p_recvsz); 288 /* 289 * Assuming that sizeof (xdrbuf) would be enough 290 * for the arguments; if not then the program 291 * may bomb. BEWARE! 292 */ 293 if (!svc_getargs(transp, pl->p_inproc, xdrbuf)) { 294 svcerr_decode(transp); | 264 if (pl->p_prognum == prog && pl->p_procnum == proc && 265 pl->p_versnum == vers && 266 (strcmp(pl->p_netid, transp->xp_netid) == 0)) { 267 /* decode arguments into a CLEAN buffer */ 268 xdrbuf = pl->p_xdrbuf; 269 /* Zero the arguments: reqd ! */ 270 (void) memset(xdrbuf, 0, pl->p_recvsz); 271 /* 272 * Assuming that sizeof (xdrbuf) would be enough 273 * for the arguments; if not then the program 274 * may bomb. BEWARE! 275 */ 276 if (!svc_getargs(transp, pl->p_inproc, xdrbuf)) { 277 svcerr_decode(transp); |
295 mutex_unlock(&proglst_lock); 296 trace1(TR_universal, 1); | 278 (void) mutex_unlock(&proglst_lock); |
297 return; 298 } 299 outdata = (*(pl->p_progname))(xdrbuf); 300 if (outdata == NULL && 301 pl->p_outproc != (xdrproc_t)xdr_void) { 302 /* there was an error */ | 279 return; 280 } 281 outdata = (*(pl->p_progname))(xdrbuf); 282 if (outdata == NULL && 283 pl->p_outproc != (xdrproc_t)xdr_void) { 284 /* there was an error */ |
303 mutex_unlock(&proglst_lock); 304 trace1(TR_universal, 1); | 285 (void) mutex_unlock(&proglst_lock); |
305 return; 306 } 307 if (!svc_sendreply(transp, pl->p_outproc, outdata)) { 308 (void) syslog(LOG_ERR, (const char *) 309 "rpc: rpc_reg trouble replying to prog %d vers %d", 310 prog, vers); | 286 return; 287 } 288 if (!svc_sendreply(transp, pl->p_outproc, outdata)) { 289 (void) syslog(LOG_ERR, (const char *) 290 "rpc: rpc_reg trouble replying to prog %d vers %d", 291 prog, vers); |
311 mutex_unlock(&proglst_lock); 312 trace1(TR_universal, 1); | 292 (void) mutex_unlock(&proglst_lock); |
313 return; 314 } 315 /* free the decoded arguments */ 316 (void) svc_freeargs(transp, pl->p_inproc, xdrbuf); | 293 return; 294 } 295 /* free the decoded arguments */ 296 (void) svc_freeargs(transp, pl->p_inproc, xdrbuf); |
317 mutex_unlock(&proglst_lock); 318 trace1(TR_universal, 1); | 297 (void) mutex_unlock(&proglst_lock); |
319 return; 320 } | 298 return; 299 } |
321 mutex_unlock(&proglst_lock); | 300 } 301 (void) mutex_unlock(&proglst_lock); |
322 /* This should never happen */ 323 (void) syslog(LOG_ERR, (const char *) 324 "rpc: rpc_reg: never registered prog %d vers %d", 325 prog, vers); | 302 /* This should never happen */ 303 (void) syslog(LOG_ERR, (const char *) 304 "rpc: rpc_reg: never registered prog %d vers %d", 305 prog, vers); |
326 trace1(TR_universal, 1); | |
327} | 306} |