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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 or with the express written consent of
+ * Sun Microsystems, Inc.
+ *
+ * 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
+ */
+
+/*
+ * From: @(#)rpc_sample.c 1.1 90/08/30 (C) 1987 SMI
+ */
+char sample_rcsid[] =
+ "$Id$";
+
+/*
+ * 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"
+#include "proto.h"
+
+
+static char RQSTP[] = "rqstp";
+
+static void write_sample_client(const char *program_name, version_list *vp);
+static void write_sample_server(definition *def);
+static void return_type(proc_list *plist);
+
+
+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 );
+ if( Cflag )
+ f_print(fout,"( char* host )\n{\n" );
+ else
+ f_print(fout, "(host)\nchar *host;\n{\n" );
+ f_print(fout, "\tCLIENT *clnt;\n");
+
+ i = 0;
+ for (proc = vp->procs; proc != NULL; proc = proc->next) {
+ f_print(fout, "\t");
+ 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);
+ f_print( fout, " ");
+ pvname( proc->proc_name, vp->vers_num );
+ f_print(fout, "_%s;\n", l->decl.name );
+/* pdeclaration(proc->args.argname, &l->decl, 1, ";\n" );*/
+ }
+ }
+ }
+
+ /* generate creation of client handle */
+ f_print(fout, "\tclnt = clnt_create(host, %s, %s, \"%s\");\n",
+ program_name, vp->vers_name, tirpcflag? "netpath" : "udp");
+ f_print(fout, "\tif (clnt == NULL) {\n");
+ f_print(fout, "\t\tclnt_pcreateerror(host);\n");
+ f_print(fout, "\t\texit(1);\n\t}\n");
+
+ /* generate calls to procedures */
+ i = 0;
+ for (proc = vp->procs; proc != NULL; proc = proc->next) {
+ 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 );
+ f_print(fout, "_arg, clnt);\n");
+ } else if (streq( proc->args.decls->decl.type, "void")) {
+ 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);
+ }
+ f_print(fout, "clnt);\n");
+ }
+ f_print(fout, "\tif (result_%d == NULL) {\n", i);
+ f_print(fout, "\t\tclnt_perror(clnt, \"call failed:\");\n");
+ f_print(fout, "\t}\n");
+ }
+
+ f_print(fout, "\tclnt_destroy( clnt );\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( Cflag )
+ f_print( fout, "extern \"C\"{\n");
+*/
+ return_type(proc);
+ f_print(fout, "* \n");
+ if( Cflag )
+ pvname_svc(proc->proc_name, vp->vers_num);
+ else
+ pvname(proc->proc_name, vp->vers_num);
+ printarglist( proc, RQSTP, "struct svc_req *" );
+
+ f_print(fout, "{\n");
+ f_print(fout, "\n\tstatic ");
+ if( !streq( proc->res_type, "void") )
+ return_type(proc);
+ else
+ f_print(fout, "char*" ); /* cannot have void type */
+ f_print(fout, " result;\n" /*, proc->res_type*/ /*?*/);
+ f_print(fout,
+ "\n\t/*\n\t * insert server code here\n\t */\n\n");
+ 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");
+/* if( Cflag)
+ f_print( fout, "};\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" );
+ if( Cflag )
+ f_print(fout,"main( int argc, char* argv[] )\n{\n" );
+ else
+ f_print(fout, "main(argc, argv)\nint argc;\nchar *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");
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-27 12:46:11 +0000