Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/rpcgen/rpc_sample.c	Lines:	0	104	0.0 %
Date:	2016-12-06	Branches:	0	50	0.0 %


/*	$OpenBSD: rpc_sample.c,v 1.18 2012/12/05 23:20:26 deraadt Exp $	*/
/*	$NetBSD: rpc_sample.c,v 1.2 1995/06/11 21:50:01 pk Exp $	*/

/*
 * Copyright (c) 2010, Oracle America, Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials
 *       provided with the distribution.
 *     * Neither the name of the "Oracle America, Inc." nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * rpc_sample.c, Sample client-server code outputter for the RPC protocol compiler
 */

#include <stdio.h>
#include <string.h>
#include "rpc_parse.h"
#include "rpc_util.h"

static char RQSTP[] = "rqstp";

static void write_sample_client(char *, version_list *);
static void write_sample_server(definition *);
static void return_type(proc_list *);

void
write_sample_svc(def)
	definition *def;
{

	if (def->def_kind != DEF_PROGRAM)
		return;
	write_sample_server(def);
}


int
write_sample_clnt(def)
	definition *def;
{
	version_list *vp;
	int count = 0;

	if (def->def_kind != DEF_PROGRAM)
		return(0);
	/* generate sample code for each version */
	for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
		write_sample_client(def->def_name, vp);
		++count;
	}
	return(count);
}


static void
write_sample_client(program_name, vp)
	char *program_name;
	version_list *vp;
{
	proc_list *proc;
	int i;
	decl_list *l;

	fprintf(fout, "\n\nvoid\n");
	pvname(program_name, vp->vers_num);
	if (Cflag)
		fprintf(fout,"(char *host)\n{\n");
	else
		fprintf(fout, "(host)\nchar *host;\n{\n");
	fprintf(fout, "\tCLIENT *clnt;\n");

	i = 0;
	for (proc = vp->procs; proc != NULL; proc = proc->next) {
		fprintf(fout, "\t");
		ptype(proc->res_prefix, proc->res_type, 1);
		fprintf(fout, " *result_%d;\n",++i);
		/* print out declarations for arguments */
		if (proc->arg_num < 2 && !newstyle) {
			fprintf(fout, "\t");
			if (!streq(proc->args.decls->decl.type, "void"))
				ptype(proc->args.decls->decl.prefix,
				    proc->args.decls->decl.type, 1);
			else
				fprintf(fout, "char *"); /* cannot have "void" type */
			fprintf(fout, " ");
			pvname(proc->proc_name, vp->vers_num);
			fprintf(fout, "_arg;\n");
		} else if (!streq(proc->args.decls->decl.type, "void")) {
			for (l = proc->args.decls; l != NULL; l = l->next) {
				fprintf(fout, "\t");
				ptype(l->decl.prefix, l->decl.type, 1);
				fprintf(fout, " ");
				pvname(proc->proc_name, vp->vers_num);
				fprintf(fout, "_%s;\n", l->decl.name);
		/*		pdeclaration(proc->args.argname, &l->decl, 1, ";\n");*/
			}
		}
	}

	/* generate creation of client handle */
	fprintf(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
	    program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
	fprintf(fout, "\tif (clnt == NULL) {\n");
	fprintf(fout, "\t\tclnt_pcreateerror(host);\n");
	fprintf(fout, "\t\texit(1);\n\t}\n");

	/* generate calls to procedures */
	i = 0;
	for (proc = vp->procs; proc != NULL; proc = proc->next) {
		fprintf(fout, "\tresult_%d = ",++i);
		pvname(proc->proc_name, vp->vers_num);
		if (proc->arg_num < 2 && !newstyle) {
			fprintf(fout, "(");
			if (streq(proc->args.decls->decl.type, "void"))
				fprintf(fout, "(void*)");
			fprintf(fout, "&");
			pvname(proc->proc_name, vp->vers_num);
			fprintf(fout, "_arg, clnt);\n");
		} else if (streq(proc->args.decls->decl.type, "void")) {
			fprintf(fout, "(clnt);\n");
		} else {
			fprintf(fout, "(");
			for (l = proc->args.decls;	l != NULL; l = l->next) {
				pvname(proc->proc_name, vp->vers_num);
				fprintf(fout, "_%s, ", l->decl.name);
			}
			fprintf(fout, "clnt);\n");
		}
		fprintf(fout, "\tif (result_%d == NULL) {\n", i);
		fprintf(fout, "\t\tclnt_perror(clnt, \"call failed:\");\n");
		fprintf(fout, "\t}\n");
	}

	fprintf(fout, "\tclnt_destroy(clnt);\n");
	fprintf(fout, "}\n");
}

static void
write_sample_server(def)
	definition *def;
{
	version_list *vp;
	proc_list *proc;

	for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
		for (proc = vp->procs; proc != NULL; proc = proc->next) {
			fprintf(fout, "\n");
/*			if (Cflag)
				fprintf(fout, "extern \"C\"{\n");
*/
			return_type(proc);
			fprintf(fout, "* \n");
			pvname_svc(proc->proc_name, vp->vers_num);
			printarglist(proc, RQSTP, "struct svc_req *");

			fprintf(fout, "{\n");
			fprintf(fout, "\n\tstatic ");
			if (!streq(proc->res_type, "void"))
				return_type(proc);
			else
				fprintf(fout, "char*");  /* cannot have void type */
			fprintf(fout, " result;\n");
			fprintf(fout,
			    "\n\t/*\n\t * insert server code here\n\t */\n\n");
			if (!streq(proc->res_type, "void"))
				fprintf(fout, "\treturn(&result);\n}\n");
			else  /* cast back to void * */
				fprintf(fout, "\treturn((void*) &result);\n}\n");
/*			if (Cflag)
				fprintf(fout, "}\n");
*/
		}
	}
}

static void
return_type(plist)
	proc_list *plist;
{
	ptype(plist->res_prefix, plist->res_type, 1);
}

void
add_sample_msg(void)
{
	fprintf(fout, "/*\n");
	fprintf(fout, " * This is sample code generated by rpcgen.\n");
	fprintf(fout, " * These are only templates and you can use them\n");
	fprintf(fout, " * as a guideline for developing your own functions.\n");
	fprintf(fout, " */\n\n");
}

void
write_sample_clnt_main()
{
	list *l;
	definition *def;
	version_list *vp;

	fprintf(fout, "\n\n");
	if (Cflag)
		fprintf(fout,"main(int argc, char *argv[])\n{\n");
	else
		fprintf(fout, "main(argc, argv)\nint argc;\nchar *argv[];\n{\n");

	fprintf(fout, "\tchar *host;");
	fprintf(fout, "\n\n\tif (argc < 2) {");
	fprintf(fout, "\n\t\tprintf(\"usage: %%s server_host\\n\", argv[0]);\n");
	fprintf(fout, "\t\texit(1);\n\t}");
	fprintf(fout, "\n\thost = argv[1];\n");

	for (l = defined; l != NULL; l = l->next) {
		def = l->val;
		if (def->def_kind != DEF_PROGRAM)
			continue;
		for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
			fprintf(fout, "\t");
			pvname(def->def_name, vp->vers_num);
			fprintf(fout, "(host);\n");
		}
	}
	fprintf(fout, "}\n");
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: rpc_sample.c,v 1.18 2012/12/05 23:20:26 deraadt Exp $ */
2			/* $NetBSD: rpc_sample.c,v 1.2 1995/06/11 21:50:01 pk Exp $ */
3
4			/*
5			* Copyright (c) 2010, Oracle America, Inc.
6			*
7			* Redistribution and use in source and binary forms, with or without
8			* modification, are permitted provided that the following conditions are
9			* met:
10			*
11			* * Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* * Redistributions in binary form must reproduce the above
14			* copyright notice, this list of conditions and the following
15			* disclaimer in the documentation and/or other materials
16			* provided with the distribution.
17			* * Neither the name of the "Oracle America, Inc." nor the names of its
18			* contributors may be used to endorse or promote products derived
19			* from this software without specific prior written permission.
20			*
21			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22			* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23			* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24			* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25			* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
26			* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
28			* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29			* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30			* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
31			* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32			* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33			*/
34
35			/*
36			* rpc_sample.c, Sample client-server code outputter for the RPC protocol compiler
37			*/
38
39			#include <stdio.h>
40			#include <string.h>
41			#include "rpc_parse.h"
42			#include "rpc_util.h"
43
44			static char RQSTP[] = "rqstp";
45
46			static void write_sample_client(char , version_list );
47			static void write_sample_server(definition *);
48			static void return_type(proc_list *);
49
50			void
51			write_sample_svc(def)
52			definition *def;
53			{
54
55			if (def->def_kind != DEF_PROGRAM)
56			return;
57			write_sample_server(def);
58			}
59
60
61			int
62			write_sample_clnt(def)
63			definition *def;
64			{
65			version_list *vp;
66			int count = 0;
67
68			if (def->def_kind != DEF_PROGRAM)
69			return(0);
70			/* generate sample code for each version */
71			for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
72			write_sample_client(def->def_name, vp);
73			++count;
74			}
75			return(count);
76			}
77
78
79			static void
80			write_sample_client(program_name, vp)
81			char *program_name;
82			version_list *vp;
83			{
84			proc_list *proc;
85			int i;
86			decl_list *l;
87
88			fprintf(fout, "\n\nvoid\n");
89			pvname(program_name, vp->vers_num);
90			if (Cflag)
91			fprintf(fout,"(char *host)\n{\n");
92			else
93			fprintf(fout, "(host)\nchar *host;\n{\n");
94			fprintf(fout, "\tCLIENT *clnt;\n");
95
96			i = 0;
97			for (proc = vp->procs; proc != NULL; proc = proc->next) {
98			fprintf(fout, "\t");
99			ptype(proc->res_prefix, proc->res_type, 1);
100			fprintf(fout, " *result_%d;\n",++i);
101			/* print out declarations for arguments */
102			if (proc->arg_num < 2 && !newstyle) {
103			fprintf(fout, "\t");
104			if (!streq(proc->args.decls->decl.type, "void"))
105			ptype(proc->args.decls->decl.prefix,
106			proc->args.decls->decl.type, 1);
107			else
108			fprintf(fout, "char "); / cannot have "void" type */
109			fprintf(fout, " ");
110			pvname(proc->proc_name, vp->vers_num);
111			fprintf(fout, "_arg;\n");
112			} else if (!streq(proc->args.decls->decl.type, "void")) {
113			for (l = proc->args.decls; l != NULL; l = l->next) {
114			fprintf(fout, "\t");
115			ptype(l->decl.prefix, l->decl.type, 1);
116			fprintf(fout, " ");
117			pvname(proc->proc_name, vp->vers_num);
118			fprintf(fout, "_%s;\n", l->decl.name);
119			/* pdeclaration(proc->args.argname, &l->decl, 1, ";\n");*/
120			}
121			}
122			}
123
124			/* generate creation of client handle */
125			fprintf(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
126			program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
127			fprintf(fout, "\tif (clnt == NULL) {\n");
128			fprintf(fout, "\t\tclnt_pcreateerror(host);\n");
129			fprintf(fout, "\t\texit(1);\n\t}\n");
130
131			/* generate calls to procedures */
132			i = 0;
133			for (proc = vp->procs; proc != NULL; proc = proc->next) {
134			fprintf(fout, "\tresult_%d = ",++i);
135			pvname(proc->proc_name, vp->vers_num);
136			if (proc->arg_num < 2 && !newstyle) {
137			fprintf(fout, "(");
138			if (streq(proc->args.decls->decl.type, "void"))
139			fprintf(fout, "(void*)");
140			fprintf(fout, "&");
141			pvname(proc->proc_name, vp->vers_num);
142			fprintf(fout, "_arg, clnt);\n");
143			} else if (streq(proc->args.decls->decl.type, "void")) {
144			fprintf(fout, "(clnt);\n");
145			} else {
146			fprintf(fout, "(");
147			for (l = proc->args.decls; l != NULL; l = l->next) {
148			pvname(proc->proc_name, vp->vers_num);
149			fprintf(fout, "_%s, ", l->decl.name);
150			}
151			fprintf(fout, "clnt);\n");
152			}
153			fprintf(fout, "\tif (result_%d == NULL) {\n", i);
154			fprintf(fout, "\t\tclnt_perror(clnt, \"call failed:\");\n");
155			fprintf(fout, "\t}\n");
156			}
157
158			fprintf(fout, "\tclnt_destroy(clnt);\n");
159			fprintf(fout, "}\n");
160			}
161
162			static void
163			write_sample_server(def)
164			definition *def;
165			{
166			version_list *vp;
167			proc_list *proc;
168
169			for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
170			for (proc = vp->procs; proc != NULL; proc = proc->next) {
171			fprintf(fout, "\n");
172			/* if (Cflag)
173			fprintf(fout, "extern \"C\"{\n");
174			*/
175			return_type(proc);
176			fprintf(fout, "* \n");
177			pvname_svc(proc->proc_name, vp->vers_num);
178			printarglist(proc, RQSTP, "struct svc_req *");
179
180			fprintf(fout, "{\n");
181			fprintf(fout, "\n\tstatic ");
182			if (!streq(proc->res_type, "void"))
183			return_type(proc);
184			else
185			fprintf(fout, "char"); / cannot have void type */
186			fprintf(fout, " result;\n");
187			fprintf(fout,
188			"\n\t/\n\t insert server code here\n\t */\n\n");
189			if (!streq(proc->res_type, "void"))
190			fprintf(fout, "\treturn(&result);\n}\n");
191			else /* cast back to void * */
192			fprintf(fout, "\treturn((void*) &result);\n}\n");
193			/* if (Cflag)
194			fprintf(fout, "}\n");
195			*/
196			}
197			}
198			}
199
200			static void
201			return_type(plist)
202			proc_list *plist;
203			{
204			ptype(plist->res_prefix, plist->res_type, 1);
205			}
206
207			void
208			add_sample_msg(void)
209			{
210			fprintf(fout, "/*\n");
211			fprintf(fout, " * This is sample code generated by rpcgen.\n");
212			fprintf(fout, " * These are only templates and you can use them\n");
213			fprintf(fout, " * as a guideline for developing your own functions.\n");
214			fprintf(fout, " */\n\n");
215			}
216
217			void
218			write_sample_clnt_main()
219			{
220			list *l;
221			definition *def;
222			version_list *vp;
223
224			fprintf(fout, "\n\n");
225			if (Cflag)
226			fprintf(fout,"main(int argc, char *argv[])\n{\n");
227			else
228			fprintf(fout, "main(argc, argv)\nint argc;\nchar *argv[];\n{\n");
229
230			fprintf(fout, "\tchar *host;");
231			fprintf(fout, "\n\n\tif (argc < 2) {");
232			fprintf(fout, "\n\t\tprintf(\"usage: %%s server_host\\n\", argv[0]);\n");
233			fprintf(fout, "\t\texit(1);\n\t}");
234			fprintf(fout, "\n\thost = argv[1];\n");
235
236			for (l = defined; l != NULL; l = l->next) {
237			def = l->val;
238			if (def->def_kind != DEF_PROGRAM)
239			continue;
240			for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
241			fprintf(fout, "\t");
242			pvname(def->def_name, vp->vers_num);
243			fprintf(fout, "(host);\n");
244			}
245			}
246			fprintf(fout, "}\n");
247			}