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+/*
+ * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
+ * unrestricted use provided that this legend is included on all tape
+ * media and as a part of the software program in whole or part. Users
+ * may copy or modify Sun RPC without charge, but are not authorized
+ * to license or distribute it to anyone else except as part of a product or
+ * program developed by the user.
+ *
+ * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
+ * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
+ *
+ * Sun RPC is provided with no support and without any obligation on the
+ * part of Sun Microsystems, Inc. to assist in its use, correction,
+ * modification or enhancement.
+ *
+ * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
+ * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
+ * OR ANY PART THEREOF.
+ *
+ * In no event will Sun Microsystems, Inc. be liable for any lost revenue
+ * or profits or other special, indirect and consequential damages, even if
+ * Sun has been advised of the possibility of such damages.
+ *
+ * Sun Microsystems, Inc.
+ * 2550 Garcia Avenue
+ * Mountain View, California 94043
+ */
+
+/* #pragma ident "@(#)rpc_sample.c 1.9 94/04/25 SMI" */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+/*
+ * rpc_sample.c, Sample client-server code outputter for the RPC protocol compiler
+ * Copyright (C) 1987, Sun Microsystems, Inc.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include "rpc_parse.h"
+#include "rpc_scan.h"
+#include "rpc_util.h"
+
+
+static char RQSTP[] = "rqstp";
+
+static void write_sample_client(const char *, version_list * );
+static void write_sample_server( definition * );
+static void return_type( proc_list * );
+
+void
+write_sample_svc(definition *def)
+{
+
+ if (def->def_kind != DEF_PROGRAM)
+ return;
+ write_sample_server(def);
+}
+
+
+int
+write_sample_clnt(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(const char *program_name, version_list *vp)
+{
+ proc_list *proc;
+ int i;
+ decl_list *l;
+
+ f_print(fout, "\n\nvoid\n");
+ pvname(program_name, vp->vers_num);
+ f_print(fout, "(char *host)\n{\n");
+ f_print(fout, "\tCLIENT *clnt;\n");
+
+ i = 0;
+ for (proc = vp->procs; proc != NULL; proc = proc->next) {
+ f_print(fout, "\t");
+ if (mtflag) {
+ f_print(fout, "enum clnt_stat retval_%d;\n\t", ++i);
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "result_%d;\n", i);
+ } else {
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, " *result_%d;\n",++i);
+ }
+ /* print out declarations for arguments */
+ if(proc->arg_num < 2 && !newstyle) {
+ f_print(fout, "\t");
+ if(!streq(proc->args.decls->decl.type, "void"))
+ ptype(proc->args.decls->decl.prefix,
+ proc->args.decls->decl.type, 1);
+ else
+ f_print(fout, "char * "); /* cannot have "void" type */
+ f_print(fout, " ");
+ pvname(proc->proc_name, vp->vers_num);
+ f_print(fout, "_arg;\n");
+ } else if (!streq(proc->args.decls->decl.type, "void")) {
+ for (l = proc->args.decls; l != NULL; l = l->next) {
+ f_print(fout, "\t");
+ ptype(l->decl.prefix, l->decl.type, 1);
+ if (strcmp(l->decl.type,"string") == 1)
+ f_print(fout, " ");
+ pvname(proc->proc_name, vp->vers_num);
+ f_print(fout, "_%s;\n", l->decl.name);
+ }
+ }
+ }
+
+ /* generate creation of client handle */
+ f_print(fout, "\n#ifndef\tDEBUG\n");
+ f_print(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
+ program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
+ f_print(fout, "\tif (clnt == (CLIENT *) NULL) {\n");
+ f_print(fout, "\t\tclnt_pcreateerror(host);\n");
+ f_print(fout, "\t\texit(1);\n\t}\n");
+ f_print(fout, "#endif\t/* DEBUG */\n\n");
+
+ /* generate calls to procedures */
+ i = 0;
+ for (proc = vp->procs; proc != NULL; proc = proc->next) {
+ if (mtflag)
+ f_print(fout, "\tretval_%d = ",++i);
+ else
+ f_print(fout, "\tresult_%d = ",++i);
+ pvname(proc->proc_name, vp->vers_num);
+ if (proc->arg_num < 2 && !newstyle) {
+ f_print(fout, "(");
+ if(streq(proc->args.decls->decl.type, "void"))
+ /* cast to void * */
+ f_print(fout, "(void *)");
+ f_print(fout, "&");
+ pvname(proc->proc_name, vp->vers_num);
+ if (mtflag)
+ f_print(fout, "_arg, &result_%d, clnt);\n",
+ i);
+ else
+ f_print(fout, "_arg, clnt);\n");
+
+ } else if (streq(proc->args.decls->decl.type, "void")) {
+ if (mtflag)
+ f_print(fout, "(&result_%d, clnt);\n", i);
+ else
+ f_print(fout, "(clnt);\n");
+ }
+ else {
+ f_print(fout, "(");
+ for (l = proc->args.decls; l != NULL; l = l->next) {
+ pvname(proc->proc_name, vp->vers_num);
+ f_print(fout, "_%s, ", l->decl.name);
+ }
+ if (mtflag)
+ f_print(fout, "&result_%d, ", i);
+
+ f_print(fout, "clnt);\n");
+ }
+ if (mtflag) {
+ f_print(fout, "\tif (retval_%d != RPC_SUCCESS) {\n", i);
+
+ } else {
+ f_print(fout, "\tif (result_%d == (", i);
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*) NULL) {\n");
+ }
+ f_print(fout, "\t\tclnt_perror(clnt, \"call failed\");\n");
+ f_print(fout, "\t}\n");
+ }
+
+ f_print(fout, "#ifndef\tDEBUG\n");
+ f_print(fout, "\tclnt_destroy(clnt);\n");
+ f_print(fout, "#endif\t /* DEBUG */\n");
+ f_print(fout, "}\n");
+}
+
+static void
+write_sample_server(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) {
+ f_print(fout, "\n");
+ if (!mtflag) {
+ return_type(proc);
+ f_print(fout, "*\n");
+ } else
+ f_print(fout, "bool_t\n");
+ pvname_svc(proc->proc_name, vp->vers_num);
+ printarglist(proc, "result", RQSTP, "struct svc_req *");
+
+ f_print(fout, "{\n");
+ if (!mtflag) {
+ f_print(fout, "\tstatic ");
+ if(!streq(proc->res_type, "void"))
+ return_type(proc);
+ else
+ f_print(fout, "char *");
+ /* cannot have void type */
+ f_print(fout, " result;\n");
+ }
+ else
+ f_print(fout, "\tbool_t retval;\n");
+ f_print(fout,
+ "\n\t/*\n\t * insert server code here\n\t */\n\n");
+
+ if (!mtflag)
+ if(!streq(proc->res_type, "void"))
+ f_print(fout, "\treturn (&result);\n}\n");
+ else /* cast back to void * */
+ f_print(fout, "\treturn((void *) &result);\n}\n");
+ else
+ f_print(fout, "\treturn (retval);\n}\n");
+ }
+ /* put in sample freeing routine */
+ if (mtflag) {
+ f_print(fout, "\nint\n");
+ pvname(def->def_name, vp->vers_num);
+ f_print(fout,"_freeresult(SVCXPRT *transp, xdrproc_t xdr_result, caddr_t result)\n");
+ f_print(fout, "{\n");
+ f_print(fout, "\t(void) xdr_free(xdr_result, result);\n");
+ f_print(fout,
+ "\n\t/*\n\t * Insert additional freeing code here, if needed\n\t */\n");
+ f_print(fout, "\n}\n");
+
+
+ }
+ }
+}
+
+
+
+static void
+return_type(proc_list *plist)
+{
+ ptype(plist->res_prefix, plist->res_type, 1);
+}
+
+void
+add_sample_msg(void)
+{
+ f_print(fout, "/*\n");
+ f_print(fout, " * This is sample code generated by rpcgen.\n");
+ f_print(fout, " * These are only templates and you can use them\n");
+ f_print(fout, " * as a guideline for developing your own functions.\n");
+ f_print(fout, " */\n\n");
+}
+
+void
+write_sample_clnt_main(void)
+{
+ list *l;
+ definition *def;
+ version_list *vp;
+
+ f_print(fout, "\n\n");
+ f_print(fout, "main(int argc, char *argv[])\n{\n");
+
+ f_print(fout, "\tchar *host;");
+ f_print(fout, "\n\n\tif (argc < 2) {");
+ f_print(fout, "\n\t\tprintf(\"usage: %%s server_host\\n\", argv[0]);\n");
+ f_print(fout, "\t\texit(1);\n\t}");
+ f_print(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) {
+ f_print(fout, "\t");
+ pvname(def->def_name, vp->vers_num);
+ f_print(fout, "(host);\n");
+ }
+ }
+ f_print(fout, "}\n");
+}
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