1 /* @(#)rpc_svcout.c 1.2 87/11/24 3.9 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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16 * modification or enhancement.
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28 * Mountain View, California 94043
32 * rpc_svcout.c, Server-skeleton outputter for the RPC protocol compiler
33 * Copyright (C) 1987, Sun Microsytsems, Inc.
35 #include <afs/param.h>
36 #include <afsconfig.h>
44 #include "rpc_parse.h"
49 static char RQSTP[] = "rqstp";
50 static char TRANSP[] = "transp";
51 static char ARG[] = "argument";
52 static char RESULT[] = "result";
53 static char ROUTINE[] = "local";
55 static write_program();
60 * write most of the service, that is, everything but the registrations.
69 for (l = defined; l != NULL; l = l->next) {
70 def = (definition *) l->val;
71 if (def->def_kind == DEF_PROGRAM) {
72 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
73 f_print(fout, "\nstatic void ");
74 pvname(def->def_name, vp->vers_num);
79 f_print(fout, "\n\n");
80 f_print(fout, "main()\n");
82 f_print(fout, "\tSVCXPRT *%s;\n", TRANSP);
84 for (l = defined; l != NULL; l = l->next) {
85 def = (definition *) l->val;
86 if (def->def_kind != DEF_PROGRAM) {
89 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
90 f_print(fout, "\tpmap_unset(%s, %s);\n", def->def_name, vp->vers_name);
97 * write a registration for the given transport
100 write_register(transp)
108 f_print(fout, "\t%s = svc%s_create(RPC_ANYSOCK", TRANSP, transp);
109 if (streq(transp, "tcp")) {
110 f_print(fout, ", 0, 0");
112 f_print(fout, ");\n");
113 f_print(fout, "\tif (%s == NULL) {\n", TRANSP);
114 f_print(fout, "\t\tfprintf(stderr, \"cannot create %s service.\\n\");\n", transp);
115 f_print(fout, "\t\texit(1);\n");
116 f_print(fout, "\t}\n");
118 for (l = defined; l != NULL; l = l->next) {
119 def = (definition *) l->val;
120 if (def->def_kind != DEF_PROGRAM) {
123 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
125 "\tif (!svc_register(%s, %s, %s, ",
126 TRANSP, def->def_name, vp->vers_name);
127 pvname(def->def_name, vp->vers_num);
128 f_print(fout, ", IPPROTO_%s)) {\n",
129 streq(transp, "udp") ? "UDP" : "TCP");
131 "\t\tfprintf(stderr, \"unable to register (%s, %s, %s).\\n\");\n",
132 def->def_name, vp->vers_name, transp);
133 f_print(fout, "\t\texit(1);\n");
134 f_print(fout, "\t}\n");
141 * write the rest of the service
146 f_print(fout, "\tsvc_run();\n");
147 f_print(fout, "\tfprintf(stderr, \"svc_run returned\\n\");\n");
148 f_print(fout, "\texit(1);\n");
149 f_print(fout, "}\n");
153 write_programs(storage)
159 for (l = defined; l != NULL; l = l->next) {
160 def = (definition *) l->val;
161 if (def->def_kind == DEF_PROGRAM) {
162 write_program(def, storage);
169 write_program(def, storage)
177 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
179 if (storage != NULL) {
180 f_print(fout, "%s ", storage);
182 f_print(fout, "void\n");
183 pvname(def->def_name, vp->vers_num);
184 f_print(fout, "(%s, %s)\n", RQSTP, TRANSP);
185 f_print(fout, " struct svc_req *%s;\n", RQSTP);
186 f_print(fout, " SVCXPRT *%s;\n", TRANSP);
187 f_print(fout, "{\n");
190 f_print(fout, "\tunion {\n");
191 for (proc = vp->procs; proc != NULL; proc = proc->next) {
192 if (streq(proc->arg_type, "void")) {
196 f_print(fout, "\t\t");
197 ptype(proc->arg_prefix, proc->arg_type, 0);
198 pvname(proc->proc_name, vp->vers_num);
199 f_print(fout, "_arg;\n");
202 f_print(fout, "\t\tint fill;\n");
204 f_print(fout, "\t} %s;\n", ARG);
205 f_print(fout, "\tchar *%s;\n", RESULT);
206 f_print(fout, "\tbool_t (*xdr_%s)(), (*xdr_%s)();\n", ARG, RESULT);
207 f_print(fout, "\tchar *(*%s)();\n", ROUTINE);
209 f_print(fout, "\tswitch (%s->rq_proc) {\n", RQSTP);
211 if (!nullproc(vp->procs)) {
212 f_print(fout, "\tcase NULLPROC:\n");
213 f_print(fout, "\t\tsvc_sendreply(%s, xdr_void, NULL);\n", TRANSP);
214 f_print(fout, "\t\treturn;\n\n");
216 for (proc = vp->procs; proc != NULL; proc = proc->next) {
217 f_print(fout, "\tcase %s:\n", proc->proc_name);
218 f_print(fout, "\t\txdr_%s = xdr_%s;\n", ARG,
219 stringfix(proc->arg_type));
220 f_print(fout, "\t\txdr_%s = xdr_%s;\n", RESULT,
221 stringfix(proc->res_type));
222 f_print(fout, "\t\t%s = (char *(*)()) ", ROUTINE);
223 pvname(proc->proc_name, vp->vers_num);
224 f_print(fout, ";\n");
225 f_print(fout, "\t\tbreak;\n\n");
227 f_print(fout, "\tdefault:\n");
228 printerr("noproc", TRANSP);
229 f_print(fout, "\t\treturn;\n");
230 f_print(fout, "\t}\n");
232 f_print(fout, "\tbzero(&%s, sizeof(%s));\n", ARG, ARG);
233 printif("getargs", TRANSP, "&", ARG);
234 printerr("decode", TRANSP);
235 f_print(fout, "\t\treturn;\n");
236 f_print(fout, "\t}\n");
238 f_print(fout, "\t%s = (*%s)(&%s, %s);\n", RESULT, ROUTINE, ARG,
241 "\tif (%s != NULL && !svc_sendreply(%s, xdr_%s, %s)) {\n",
242 RESULT, TRANSP, RESULT, RESULT);
243 printerr("systemerr", TRANSP);
244 f_print(fout, "\t}\n");
246 printif("freeargs", TRANSP, "&", ARG);
247 f_print(fout, "\t\tfprintf(stderr, \"unable to free arguments\\n\");\n");
248 f_print(fout, "\t\texit(1);\n");
249 f_print(fout, "\t}\n");
251 f_print(fout, "}\n\n");
256 printerr(err, transp)
260 f_print(fout, "\t\tsvcerr_%s(%s);\n", err, transp);
264 printif(proc, transp, prefix, arg)
270 f_print(fout, "\tif (!svc_%s(%s, xdr_%s, %s%s)) {\n",
271 proc, transp, arg, prefix, arg);
278 for (; proc != NULL; proc = proc->next) {
279 if (streq(proc->proc_num, "0")) {