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rpc_sample.c (256281) rpc_sample.c (267444)
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
8 *
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12 *
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
16 *
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
20 *
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
24 *
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
28 */
29
30/* #pragma ident "@(#)rpc_sample.c 1.9 94/04/25 SMI" */
31
32#include <sys/cdefs.h>
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
8 *
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12 *
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
16 *
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
20 *
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
24 *
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California 94043
28 */
29
30/* #pragma ident "@(#)rpc_sample.c 1.9 94/04/25 SMI" */
31
32#include <sys/cdefs.h>
33__FBSDID("$FreeBSD: stable/10/usr.bin/rpcgen/rpc_sample.c 152398 2005-11-13 21:17:24Z dwmalone $");
33__FBSDID("$FreeBSD: stable/10/usr.bin/rpcgen/rpc_sample.c 267444 2014-06-13 15:04:21Z bdrewery $");
34
35/*
36 * rpc_sample.c, Sample client-server code outputter for the RPC protocol compiler
37 * Copyright (C) 1987, Sun Microsystems, Inc.
38 */
39
40#include <stdio.h>
41#include <string.h>
42#include "rpc_parse.h"
43#include "rpc_scan.h"
44#include "rpc_util.h"
45
46
47static char RQSTP[] = "rqstp";
48
49static void write_sample_client(const char *, version_list * );
50static void write_sample_server( definition * );
51static void return_type( proc_list * );
52
53void
54write_sample_svc(definition *def)
55{
56
57 if (def->def_kind != DEF_PROGRAM)
58 return;
59 write_sample_server(def);
60}
61
62
63int
64write_sample_clnt(definition *def)
65{
66 version_list *vp;
67 int count = 0;
68
69 if (def->def_kind != DEF_PROGRAM)
70 return(0);
71 /* generate sample code for each version */
72 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
73 write_sample_client(def->def_name, vp);
74 ++count;
75 }
76 return(count);
77}
78
79
80static void
81write_sample_client(const char *program_name, version_list *vp)
82{
83 proc_list *proc;
84 int i;
85 decl_list *l;
86
87 f_print(fout, "\n\nvoid\n");
88 pvname(program_name, vp->vers_num);
89 f_print(fout, "(char *host)\n{\n");
90 f_print(fout, "\tCLIENT *clnt;\n");
91
92 i = 0;
93 for (proc = vp->procs; proc != NULL; proc = proc->next) {
94 f_print(fout, "\t");
95 if (mtflag) {
96 f_print(fout, "enum clnt_stat retval_%d;\n\t", ++i);
97 ptype(proc->res_prefix, proc->res_type, 1);
98 f_print(fout, "result_%d;\n", i);
99 } else {
100 ptype(proc->res_prefix, proc->res_type, 1);
101 f_print(fout, " *result_%d;\n",++i);
102 }
103 /* print out declarations for arguments */
104 if(proc->arg_num < 2 && !newstyle) {
105 f_print(fout, "\t");
106 if(!streq(proc->args.decls->decl.type, "void"))
107 ptype(proc->args.decls->decl.prefix,
108 proc->args.decls->decl.type, 1);
109 else
110 f_print(fout, "char * "); /* cannot have "void" type */
111 f_print(fout, " ");
112 pvname(proc->proc_name, vp->vers_num);
113 f_print(fout, "_arg;\n");
114 } else if (!streq(proc->args.decls->decl.type, "void")) {
115 for (l = proc->args.decls; l != NULL; l = l->next) {
116 f_print(fout, "\t");
117 ptype(l->decl.prefix, l->decl.type, 1);
118 if (strcmp(l->decl.type,"string") == 1)
119 f_print(fout, " ");
120 pvname(proc->proc_name, vp->vers_num);
121 f_print(fout, "_%s;\n", l->decl.name);
122 }
123 }
124 }
125
126 /* generate creation of client handle */
127 f_print(fout, "\n#ifndef\tDEBUG\n");
128 f_print(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
129 program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
130 f_print(fout, "\tif (clnt == (CLIENT *) NULL) {\n");
131 f_print(fout, "\t\tclnt_pcreateerror(host);\n");
132 f_print(fout, "\t\texit(1);\n\t}\n");
133 f_print(fout, "#endif\t/* DEBUG */\n\n");
134
135 /* generate calls to procedures */
136 i = 0;
137 for (proc = vp->procs; proc != NULL; proc = proc->next) {
138 if (mtflag)
139 f_print(fout, "\tretval_%d = ",++i);
140 else
141 f_print(fout, "\tresult_%d = ",++i);
142 pvname(proc->proc_name, vp->vers_num);
143 if (proc->arg_num < 2 && !newstyle) {
144 f_print(fout, "(");
145 if(streq(proc->args.decls->decl.type, "void"))
146 /* cast to void * */
147 f_print(fout, "(void *)");
148 f_print(fout, "&");
149 pvname(proc->proc_name, vp->vers_num);
150 if (mtflag)
151 f_print(fout, "_arg, &result_%d, clnt);\n",
152 i);
153 else
154 f_print(fout, "_arg, clnt);\n");
155
156 } else if (streq(proc->args.decls->decl.type, "void")) {
157 if (mtflag)
158 f_print(fout, "(&result_%d, clnt);\n", i);
159 else
160 f_print(fout, "(clnt);\n");
161 }
162 else {
163 f_print(fout, "(");
164 for (l = proc->args.decls; l != NULL; l = l->next) {
165 pvname(proc->proc_name, vp->vers_num);
166 f_print(fout, "_%s, ", l->decl.name);
167 }
168 if (mtflag)
169 f_print(fout, "&result_%d, ", i);
170
171 f_print(fout, "clnt);\n");
172 }
173 if (mtflag) {
174 f_print(fout, "\tif (retval_%d != RPC_SUCCESS) {\n", i);
175
176 } else {
177 f_print(fout, "\tif (result_%d == (", i);
178 ptype(proc->res_prefix, proc->res_type, 1);
179 f_print(fout, "*) NULL) {\n");
180 }
181 f_print(fout, "\t\tclnt_perror(clnt, \"call failed\");\n");
182 f_print(fout, "\t}\n");
183 }
184
185 f_print(fout, "#ifndef\tDEBUG\n");
186 f_print(fout, "\tclnt_destroy(clnt);\n");
187 f_print(fout, "#endif\t /* DEBUG */\n");
188 f_print(fout, "}\n");
189}
190
191static void
192write_sample_server(definition *def)
193{
194 version_list *vp;
195 proc_list *proc;
196
197 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
198 for (proc = vp->procs; proc != NULL; proc = proc->next) {
199 f_print(fout, "\n");
200 if (!mtflag) {
201 return_type(proc);
202 f_print(fout, "*\n");
203 } else
204 f_print(fout, "bool_t\n");
205 pvname_svc(proc->proc_name, vp->vers_num);
206 printarglist(proc, "result", RQSTP, "struct svc_req *");
207
208 f_print(fout, "{\n");
209 if (!mtflag) {
210 f_print(fout, "\tstatic ");
211 if(!streq(proc->res_type, "void"))
212 return_type(proc);
213 else
214 f_print(fout, "char *");
215 /* cannot have void type */
216 f_print(fout, " result;\n");
217 }
218 else
219 f_print(fout, "\tbool_t retval;\n");
220 f_print(fout,
221 "\n\t/*\n\t * insert server code here\n\t */\n\n");
222
223 if (!mtflag)
224 if(!streq(proc->res_type, "void"))
225 f_print(fout, "\treturn (&result);\n}\n");
226 else /* cast back to void * */
227 f_print(fout, "\treturn((void *) &result);\n}\n");
228 else
229 f_print(fout, "\treturn (retval);\n}\n");
230 }
231 /* put in sample freeing routine */
232 if (mtflag) {
233 f_print(fout, "\nint\n");
234 pvname(def->def_name, vp->vers_num);
235 f_print(fout,"_freeresult(SVCXPRT *transp, xdrproc_t xdr_result, caddr_t result)\n");
236 f_print(fout, "{\n");
237 f_print(fout, "\t(void) xdr_free(xdr_result, result);\n");
238 f_print(fout,
239 "\n\t/*\n\t * Insert additional freeing code here, if needed\n\t */\n");
240 f_print(fout, "\n}\n");
241
242
243 }
244 }
245}
246
247
248
249static void
250return_type(proc_list *plist)
251{
252 ptype(plist->res_prefix, plist->res_type, 1);
253}
254
255void
256add_sample_msg(void)
257{
258 f_print(fout, "/*\n");
259 f_print(fout, " * This is sample code generated by rpcgen.\n");
260 f_print(fout, " * These are only templates and you can use them\n");
261 f_print(fout, " * as a guideline for developing your own functions.\n");
262 f_print(fout, " */\n\n");
263}
264
265void
266write_sample_clnt_main(void)
267{
268 list *l;
269 definition *def;
270 version_list *vp;
271
272 f_print(fout, "\n\n");
34
35/*
36 * rpc_sample.c, Sample client-server code outputter for the RPC protocol compiler
37 * Copyright (C) 1987, Sun Microsystems, Inc.
38 */
39
40#include <stdio.h>
41#include <string.h>
42#include "rpc_parse.h"
43#include "rpc_scan.h"
44#include "rpc_util.h"
45
46
47static char RQSTP[] = "rqstp";
48
49static void write_sample_client(const char *, version_list * );
50static void write_sample_server( definition * );
51static void return_type( proc_list * );
52
53void
54write_sample_svc(definition *def)
55{
56
57 if (def->def_kind != DEF_PROGRAM)
58 return;
59 write_sample_server(def);
60}
61
62
63int
64write_sample_clnt(definition *def)
65{
66 version_list *vp;
67 int count = 0;
68
69 if (def->def_kind != DEF_PROGRAM)
70 return(0);
71 /* generate sample code for each version */
72 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
73 write_sample_client(def->def_name, vp);
74 ++count;
75 }
76 return(count);
77}
78
79
80static void
81write_sample_client(const char *program_name, version_list *vp)
82{
83 proc_list *proc;
84 int i;
85 decl_list *l;
86
87 f_print(fout, "\n\nvoid\n");
88 pvname(program_name, vp->vers_num);
89 f_print(fout, "(char *host)\n{\n");
90 f_print(fout, "\tCLIENT *clnt;\n");
91
92 i = 0;
93 for (proc = vp->procs; proc != NULL; proc = proc->next) {
94 f_print(fout, "\t");
95 if (mtflag) {
96 f_print(fout, "enum clnt_stat retval_%d;\n\t", ++i);
97 ptype(proc->res_prefix, proc->res_type, 1);
98 f_print(fout, "result_%d;\n", i);
99 } else {
100 ptype(proc->res_prefix, proc->res_type, 1);
101 f_print(fout, " *result_%d;\n",++i);
102 }
103 /* print out declarations for arguments */
104 if(proc->arg_num < 2 && !newstyle) {
105 f_print(fout, "\t");
106 if(!streq(proc->args.decls->decl.type, "void"))
107 ptype(proc->args.decls->decl.prefix,
108 proc->args.decls->decl.type, 1);
109 else
110 f_print(fout, "char * "); /* cannot have "void" type */
111 f_print(fout, " ");
112 pvname(proc->proc_name, vp->vers_num);
113 f_print(fout, "_arg;\n");
114 } else if (!streq(proc->args.decls->decl.type, "void")) {
115 for (l = proc->args.decls; l != NULL; l = l->next) {
116 f_print(fout, "\t");
117 ptype(l->decl.prefix, l->decl.type, 1);
118 if (strcmp(l->decl.type,"string") == 1)
119 f_print(fout, " ");
120 pvname(proc->proc_name, vp->vers_num);
121 f_print(fout, "_%s;\n", l->decl.name);
122 }
123 }
124 }
125
126 /* generate creation of client handle */
127 f_print(fout, "\n#ifndef\tDEBUG\n");
128 f_print(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
129 program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
130 f_print(fout, "\tif (clnt == (CLIENT *) NULL) {\n");
131 f_print(fout, "\t\tclnt_pcreateerror(host);\n");
132 f_print(fout, "\t\texit(1);\n\t}\n");
133 f_print(fout, "#endif\t/* DEBUG */\n\n");
134
135 /* generate calls to procedures */
136 i = 0;
137 for (proc = vp->procs; proc != NULL; proc = proc->next) {
138 if (mtflag)
139 f_print(fout, "\tretval_%d = ",++i);
140 else
141 f_print(fout, "\tresult_%d = ",++i);
142 pvname(proc->proc_name, vp->vers_num);
143 if (proc->arg_num < 2 && !newstyle) {
144 f_print(fout, "(");
145 if(streq(proc->args.decls->decl.type, "void"))
146 /* cast to void * */
147 f_print(fout, "(void *)");
148 f_print(fout, "&");
149 pvname(proc->proc_name, vp->vers_num);
150 if (mtflag)
151 f_print(fout, "_arg, &result_%d, clnt);\n",
152 i);
153 else
154 f_print(fout, "_arg, clnt);\n");
155
156 } else if (streq(proc->args.decls->decl.type, "void")) {
157 if (mtflag)
158 f_print(fout, "(&result_%d, clnt);\n", i);
159 else
160 f_print(fout, "(clnt);\n");
161 }
162 else {
163 f_print(fout, "(");
164 for (l = proc->args.decls; l != NULL; l = l->next) {
165 pvname(proc->proc_name, vp->vers_num);
166 f_print(fout, "_%s, ", l->decl.name);
167 }
168 if (mtflag)
169 f_print(fout, "&result_%d, ", i);
170
171 f_print(fout, "clnt);\n");
172 }
173 if (mtflag) {
174 f_print(fout, "\tif (retval_%d != RPC_SUCCESS) {\n", i);
175
176 } else {
177 f_print(fout, "\tif (result_%d == (", i);
178 ptype(proc->res_prefix, proc->res_type, 1);
179 f_print(fout, "*) NULL) {\n");
180 }
181 f_print(fout, "\t\tclnt_perror(clnt, \"call failed\");\n");
182 f_print(fout, "\t}\n");
183 }
184
185 f_print(fout, "#ifndef\tDEBUG\n");
186 f_print(fout, "\tclnt_destroy(clnt);\n");
187 f_print(fout, "#endif\t /* DEBUG */\n");
188 f_print(fout, "}\n");
189}
190
191static void
192write_sample_server(definition *def)
193{
194 version_list *vp;
195 proc_list *proc;
196
197 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
198 for (proc = vp->procs; proc != NULL; proc = proc->next) {
199 f_print(fout, "\n");
200 if (!mtflag) {
201 return_type(proc);
202 f_print(fout, "*\n");
203 } else
204 f_print(fout, "bool_t\n");
205 pvname_svc(proc->proc_name, vp->vers_num);
206 printarglist(proc, "result", RQSTP, "struct svc_req *");
207
208 f_print(fout, "{\n");
209 if (!mtflag) {
210 f_print(fout, "\tstatic ");
211 if(!streq(proc->res_type, "void"))
212 return_type(proc);
213 else
214 f_print(fout, "char *");
215 /* cannot have void type */
216 f_print(fout, " result;\n");
217 }
218 else
219 f_print(fout, "\tbool_t retval;\n");
220 f_print(fout,
221 "\n\t/*\n\t * insert server code here\n\t */\n\n");
222
223 if (!mtflag)
224 if(!streq(proc->res_type, "void"))
225 f_print(fout, "\treturn (&result);\n}\n");
226 else /* cast back to void * */
227 f_print(fout, "\treturn((void *) &result);\n}\n");
228 else
229 f_print(fout, "\treturn (retval);\n}\n");
230 }
231 /* put in sample freeing routine */
232 if (mtflag) {
233 f_print(fout, "\nint\n");
234 pvname(def->def_name, vp->vers_num);
235 f_print(fout,"_freeresult(SVCXPRT *transp, xdrproc_t xdr_result, caddr_t result)\n");
236 f_print(fout, "{\n");
237 f_print(fout, "\t(void) xdr_free(xdr_result, result);\n");
238 f_print(fout,
239 "\n\t/*\n\t * Insert additional freeing code here, if needed\n\t */\n");
240 f_print(fout, "\n}\n");
241
242
243 }
244 }
245}
246
247
248
249static void
250return_type(proc_list *plist)
251{
252 ptype(plist->res_prefix, plist->res_type, 1);
253}
254
255void
256add_sample_msg(void)
257{
258 f_print(fout, "/*\n");
259 f_print(fout, " * This is sample code generated by rpcgen.\n");
260 f_print(fout, " * These are only templates and you can use them\n");
261 f_print(fout, " * as a guideline for developing your own functions.\n");
262 f_print(fout, " */\n\n");
263}
264
265void
266write_sample_clnt_main(void)
267{
268 list *l;
269 definition *def;
270 version_list *vp;
271
272 f_print(fout, "\n\n");
273 f_print(fout, "int\n");
273 f_print(fout, "main(int argc, char *argv[])\n{\n");
274
275 f_print(fout, "\tchar *host;");
276 f_print(fout, "\n\n\tif (argc < 2) {");
277 f_print(fout, "\n\t\tprintf(\"usage: %%s server_host\\n\", argv[0]);\n");
278 f_print(fout, "\t\texit(1);\n\t}");
279 f_print(fout, "\n\thost = argv[1];\n");
280
281 for (l = defined; l != NULL; l = l->next) {
282 def = l->val;
283 if (def->def_kind != DEF_PROGRAM) {
284 continue;
285 }
286 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
287 f_print(fout, "\t");
288 pvname(def->def_name, vp->vers_num);
289 f_print(fout, "(host);\n");
290 }
291 }
292 f_print(fout, "}\n");
293}
274 f_print(fout, "main(int argc, char *argv[])\n{\n");
275
276 f_print(fout, "\tchar *host;");
277 f_print(fout, "\n\n\tif (argc < 2) {");
278 f_print(fout, "\n\t\tprintf(\"usage: %%s server_host\\n\", argv[0]);\n");
279 f_print(fout, "\t\texit(1);\n\t}");
280 f_print(fout, "\n\thost = argv[1];\n");
281
282 for (l = defined; l != NULL; l = l->next) {
283 def = l->val;
284 if (def->def_kind != DEF_PROGRAM) {
285 continue;
286 }
287 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
288 f_print(fout, "\t");
289 pvname(def->def_name, vp->vers_num);
290 f_print(fout, "(host);\n");
291 }
292 }
293 f_print(fout, "}\n");
294}