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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20 * OR ANY PART THEREOF.
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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 <afsconfig.h>
36 #include <afs/param.h>
48 #include "rpc_parse.h"
51 static char RQSTP[] = "rqstp";
52 static char TRANSP[] = "transp";
53 static char ARG[] = "argument";
54 static char RESULT[] = "result";
55 static char ROUTINE[] = "local";
57 static write_program();
62 * write most of the service, that is, everything but the registrations.
71 for (l = defined; l != NULL; l = l->next) {
72 def = (definition *) l->val;
73 if (def->def_kind == DEF_PROGRAM) {
74 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
75 f_print(fout, "\nstatic void ");
76 pvname(def->def_name, vp->vers_num);
81 f_print(fout, "\n\n");
82 f_print(fout, "main()\n");
84 f_print(fout, "\tSVCXPRT *%s;\n", TRANSP);
86 for (l = defined; l != NULL; l = l->next) {
87 def = (definition *) l->val;
88 if (def->def_kind != DEF_PROGRAM) {
91 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
92 f_print(fout, "\tpmap_unset(%s, %s);\n", def->def_name, vp->vers_name);
99 * write a registration for the given transport
102 write_register(transp)
110 f_print(fout, "\t%s = svc%s_create(RPC_ANYSOCK", TRANSP, transp);
111 if (streq(transp, "tcp")) {
112 f_print(fout, ", 0, 0");
114 f_print(fout, ");\n");
115 f_print(fout, "\tif (%s == NULL) {\n", TRANSP);
116 f_print(fout, "\t\tfprintf(stderr, \"cannot create %s service.\\n\");\n", transp);
117 f_print(fout, "\t\texit(1);\n");
118 f_print(fout, "\t}\n");
120 for (l = defined; l != NULL; l = l->next) {
121 def = (definition *) l->val;
122 if (def->def_kind != DEF_PROGRAM) {
125 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
127 "\tif (!svc_register(%s, %s, %s, ",
128 TRANSP, def->def_name, vp->vers_name);
129 pvname(def->def_name, vp->vers_num);
130 f_print(fout, ", IPPROTO_%s)) {\n",
131 streq(transp, "udp") ? "UDP" : "TCP");
133 "\t\tfprintf(stderr, \"unable to register (%s, %s, %s).\\n\");\n",
134 def->def_name, vp->vers_name, transp);
135 f_print(fout, "\t\texit(1);\n");
136 f_print(fout, "\t}\n");
143 * write the rest of the service
148 f_print(fout, "\tsvc_run();\n");
149 f_print(fout, "\tfprintf(stderr, \"svc_run returned\\n\");\n");
150 f_print(fout, "\texit(1);\n");
151 f_print(fout, "}\n");
155 write_programs(storage)
161 for (l = defined; l != NULL; l = l->next) {
162 def = (definition *) l->val;
163 if (def->def_kind == DEF_PROGRAM) {
164 write_program(def, storage);
171 write_program(def, storage)
179 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
181 if (storage != NULL) {
182 f_print(fout, "%s ", storage);
184 f_print(fout, "void\n");
185 pvname(def->def_name, vp->vers_num);
186 f_print(fout, "(%s, %s)\n", RQSTP, TRANSP);
187 f_print(fout, " struct svc_req *%s;\n", RQSTP);
188 f_print(fout, " SVCXPRT *%s;\n", TRANSP);
189 f_print(fout, "{\n");
192 f_print(fout, "\tunion {\n");
193 for (proc = vp->procs; proc != NULL; proc = proc->next) {
194 if (streq(proc->arg_type, "void")) {
198 f_print(fout, "\t\t");
199 ptype(proc->arg_prefix, proc->arg_type, 0);
200 pvname(proc->proc_name, vp->vers_num);
201 f_print(fout, "_arg;\n");
204 f_print(fout, "\t\tint fill;\n");
206 f_print(fout, "\t} %s;\n", ARG);
207 f_print(fout, "\tchar *%s;\n", RESULT);
208 f_print(fout, "\tbool_t (*xdr_%s)(), (*xdr_%s)();\n", ARG, RESULT);
209 f_print(fout, "\tchar *(*%s)();\n", ROUTINE);
211 f_print(fout, "\tswitch (%s->rq_proc) {\n", RQSTP);
213 if (!nullproc(vp->procs)) {
214 f_print(fout, "\tcase NULLPROC:\n");
215 f_print(fout, "\t\tsvc_sendreply(%s, xdr_void, NULL);\n", TRANSP);
216 f_print(fout, "\t\treturn;\n\n");
218 for (proc = vp->procs; proc != NULL; proc = proc->next) {
219 f_print(fout, "\tcase %s:\n", proc->proc_name);
220 f_print(fout, "\t\txdr_%s = xdr_%s;\n", ARG,
221 stringfix(proc->arg_type));
222 f_print(fout, "\t\txdr_%s = xdr_%s;\n", RESULT,
223 stringfix(proc->res_type));
224 f_print(fout, "\t\t%s = (char *(*)()) ", ROUTINE);
225 pvname(proc->proc_name, vp->vers_num);
226 f_print(fout, ";\n");
227 f_print(fout, "\t\tbreak;\n\n");
229 f_print(fout, "\tdefault:\n");
230 printerr("noproc", TRANSP);
231 f_print(fout, "\t\treturn;\n");
232 f_print(fout, "\t}\n");
234 f_print(fout, "\tbzero(&%s, sizeof(%s));\n", ARG, ARG);
235 printif("getargs", TRANSP, "&", ARG);
236 printerr("decode", TRANSP);
237 f_print(fout, "\t\treturn;\n");
238 f_print(fout, "\t}\n");
240 f_print(fout, "\t%s = (*%s)(&%s, %s);\n", RESULT, ROUTINE, ARG,
243 "\tif (%s != NULL && !svc_sendreply(%s, xdr_%s, %s)) {\n",
244 RESULT, TRANSP, RESULT, RESULT);
245 printerr("systemerr", TRANSP);
246 f_print(fout, "\t}\n");
248 printif("freeargs", TRANSP, "&", ARG);
249 f_print(fout, "\t\tfprintf(stderr, \"unable to free arguments\\n\");\n");
250 f_print(fout, "\t\texit(1);\n");
251 f_print(fout, "\t}\n");
253 f_print(fout, "}\n\n");
258 printerr(err, transp)
262 f_print(fout, "\t\tsvcerr_%s(%s);\n", err, transp);
266 printif(proc, transp, prefix, arg)
272 f_print(fout, "\tif (!svc_%s(%s, xdr_%s, %s%s)) {\n",
273 proc, transp, arg, prefix, arg);
280 for (; proc != NULL; proc = proc->next) {
281 if (streq(proc->proc_num, "0")) {