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-rw-r--r--usr.bin/rpcgen/rpc_clntout.c331
1 files changed, 331 insertions, 0 deletions
diff --git a/usr.bin/rpcgen/rpc_clntout.c b/usr.bin/rpcgen/rpc_clntout.c
new file mode 100644
index 000000000000..9137ce131f84
--- /dev/null
+++ b/usr.bin/rpcgen/rpc_clntout.c
@@ -0,0 +1,331 @@
+/*
+ * 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
+ */
+
+#ident "@(#)rpc_clntout.c 1.15 94/04/25 SMI"
+
+#ifndef lint
+static char sccsid[] = "@(#)rpc_clntout.c 1.11 89/02/22 (C) 1987 SMI";
+#endif
+
+/*
+ * rpc_clntout.c, Client-stub outputter for the RPC protocol compiler
+ * Copyright (C) 1987, Sun Microsytsems, Inc.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <rpc/types.h>
+#include "rpc_parse.h"
+#include "rpc_util.h"
+
+extern int pdeclaration __P(( char *, declaration *, int, char * ));
+void printarglist __P(( proc_list *, char *, char *, char *));
+static int write_program __P(( definition * ));
+static int printbody __P(( proc_list * ));
+
+static char RESULT[] = "clnt_res";
+
+
+#define DEFAULT_TIMEOUT 25 /* in seconds */
+
+
+void
+write_stubs()
+{
+ list *l;
+ definition *def;
+
+ f_print(fout,
+ "\n/* Default timeout can be changed using clnt_control() */\n");
+ f_print(fout, "static struct timeval TIMEOUT = { %d, 0 };\n",
+ DEFAULT_TIMEOUT);
+ for (l = defined; l != NULL; l = l->next) {
+ def = (definition *) l->val;
+ if (def->def_kind == DEF_PROGRAM) {
+ write_program(def);
+ }
+ }
+}
+
+static
+write_program(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) {
+ f_print(fout, "\n");
+ if (mtflag == 0) {
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*\n");
+ pvname(proc->proc_name, vp->vers_num);
+ printarglist(proc, RESULT, "clnt", "CLIENT *");
+ } else {
+ f_print(fout, "enum clnt_stat \n");
+ pvname(proc->proc_name, vp->vers_num);
+ printarglist(proc, RESULT, "clnt", "CLIENT *");
+
+ }
+ f_print(fout, "{\n");
+ printbody(proc);
+
+ f_print(fout, "}\n");
+ }
+ }
+}
+
+/*
+ * Writes out declarations of procedure's argument list.
+ * In either ANSI C style, in one of old rpcgen style (pass by reference),
+ * or new rpcgen style (multiple arguments, pass by value);
+ */
+
+/* sample addargname = "clnt"; sample addargtype = "CLIENT * " */
+
+void printarglist(proc, result, addargname, addargtype)
+ proc_list *proc;
+ char *result;
+ char* addargname, * addargtype;
+{
+
+ decl_list *l;
+
+ if (!newstyle) {
+ /* old style: always pass argument by reference */
+ if (Cflag) { /* C++ style heading */
+ f_print(fout, "(");
+ ptype(proc->args.decls->decl.prefix,
+ proc->args.decls->decl.type, 1);
+
+ if (mtflag) {/* Generate result field */
+ f_print(fout, "*argp, ");
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*%s, %s%s)\n",
+ result, addargtype, addargname);
+ } else
+ f_print(fout, "*argp, %s%s)\n", addargtype, addargname);
+ } else {
+ if (!mtflag)
+ f_print(fout, "(argp, %s)\n", addargname);
+ else
+ f_print(fout, "(argp, %s, %s)\n",
+ result, addargname);
+ f_print(fout, "\t");
+ ptype(proc->args.decls->decl.prefix,
+ proc->args.decls->decl.type, 1);
+ f_print(fout, "*argp;\n");
+ if (mtflag) {
+ f_print(fout, "\t");
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*%s;\n", result);
+ }
+ }
+ } else if (streq(proc->args.decls->decl.type, "void")) {
+ /* newstyle, 0 argument */
+ if (mtflag) {
+ f_print(fout, "(");
+
+
+ if (Cflag) {
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*%s, %s%s)\n",
+ result, addargtype, addargname);
+ }
+ else
+ f_print(fout, "(%s)\n", addargname);
+
+ } else
+ if (Cflag)
+ f_print(fout, "(%s%s)\n", addargtype, addargname);
+ else
+ f_print(fout, "(%s)\n", addargname);
+ } else {
+ /* new style, 1 or multiple arguments */
+ if (!Cflag) {
+ f_print(fout, "(");
+ for (l = proc->args.decls; l != NULL; l = l->next)
+ f_print(fout, "%s, ", l->decl.name);
+ if (mtflag)
+ f_print(fout, "%s, ", result);
+
+ f_print(fout, "%s)\n", addargname);
+ for (l = proc->args.decls; l != NULL; l = l->next) {
+ pdeclaration(proc->args.argname,
+ &l->decl, 1, ";\n");
+ }
+ if (mtflag) {
+ f_print(fout, "\t");
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*%s;\n", result);
+ }
+
+ } else { /* C++ style header */
+ f_print(fout, "(");
+ for (l = proc->args.decls; l != NULL; l = l->next) {
+ pdeclaration(proc->args.argname, &l->decl, 0,
+ ", ");
+ }
+ if (mtflag) {
+ ptype(proc->res_prefix, proc->res_type, 1);
+ f_print(fout, "*%s, ", result);
+
+ }
+ f_print(fout, "%s%s)\n", addargtype, addargname);
+ }
+ }
+
+ if (!Cflag)
+ f_print(fout, "\t%s%s;\n", addargtype, addargname);
+}
+
+
+
+static char *
+ampr(type)
+ char *type;
+{
+ if (isvectordef(type, REL_ALIAS)) {
+ return ("");
+ } else {
+ return ("&");
+ }
+}
+
+static
+printbody(proc)
+ proc_list *proc;
+{
+ decl_list *l;
+ bool_t args2 = (proc->arg_num > 1);
+ int i;
+
+ /*
+ * For new style with multiple arguments, need a structure in which
+ * to stuff the arguments.
+ */
+
+
+ if (newstyle && args2) {
+ f_print(fout, "\t%s", proc->args.argname);
+ f_print(fout, " arg;\n");
+ }
+ if (!mtflag) {
+ f_print(fout, "\tstatic ");
+ if (streq(proc->res_type, "void")) {
+ f_print(fout, "char ");
+ } else {
+ ptype(proc->res_prefix, proc->res_type, 0);
+ }
+ f_print(fout, "%s;\n", RESULT);
+ f_print(fout, "\n");
+ f_print(fout, "\tmemset((char *)%s%s, 0, sizeof (%s));\n",
+ ampr(proc->res_type), RESULT, RESULT);
+
+ }
+ if (newstyle && !args2 &&
+ (streq(proc->args.decls->decl.type, "void"))) {
+ /* newstyle, 0 arguments */
+
+ if (mtflag)
+ f_print(fout, "\t return ");
+ else
+ f_print(fout, "\t if ");
+
+ f_print(fout,
+ "(clnt_call(clnt, %s,\n\t\t(xdrproc_t) xdr_void, ",
+ proc->proc_name);
+ f_print(fout,
+ "(caddr_t) NULL,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,",
+ stringfix(proc->res_type), (mtflag)?"":ampr(proc->res_type),
+ RESULT);
+
+ if (mtflag)
+ f_print(fout, "\n\t\tTIMEOUT));\n}\n");
+ else
+ f_print(fout, "\n\t\tTIMEOUT) != RPC_SUCCESS) {\n");
+
+ } else if (newstyle && args2) {
+ /*
+ * Newstyle, multiple arguments
+ * stuff arguments into structure
+ */
+ for (l = proc->args.decls; l != NULL; l = l->next) {
+ f_print(fout, "\targ.%s = %s;\n",
+ l->decl.name, l->decl.name);
+ }
+ if (mtflag)
+ f_print(fout, "\treturn ");
+ else
+ f_print(fout, "\tif ");
+ f_print(fout,
+ "(clnt_call(clnt, %s,\n\t\t(xdrproc_t) xdr_%s",
+ proc->proc_name,proc->args.argname);
+ f_print(fout,
+ ", (caddr_t) &arg,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,",
+ stringfix(proc->res_type), (mtflag)?"":ampr(proc->res_type),
+ RESULT);
+ if (mtflag)
+ f_print(fout, "\n\t\tTIMEOUT));\n");
+ else
+ f_print(fout, "\n\t\tTIMEOUT) != RPC_SUCCESS) {\n");
+ } else { /* single argument, new or old style */
+ if (!mtflag)
+ f_print(fout,
+ "\tif (clnt_call(clnt, %s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\tTIMEOUT) != RPC_SUCCESS) {\n",
+ proc->proc_name,
+ stringfix(proc->args.decls->decl.type),
+ (newstyle ? "&" : ""),
+ (newstyle ? proc->args.decls->decl.name : "argp"),
+ stringfix(proc->res_type), ampr(proc->res_type),
+ RESULT);
+ else
+
+ f_print(fout,
+ "\treturn (clnt_call(clnt, %s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\tTIMEOUT));\n",
+ proc->proc_name,
+ stringfix(proc->args.decls->decl.type),
+ (newstyle ? "&" : ""),
+ (newstyle ? proc->args.decls->decl.name : "argp"),
+ stringfix(proc->res_type), "",
+ RESULT);
+ }
+ if (!mtflag) {
+ f_print(fout, "\t\treturn (NULL);\n");
+ f_print(fout, "\t}\n");
+
+ if (streq(proc->res_type, "void")) {
+ f_print(fout, "\treturn ((void *)%s%s);\n",
+ ampr(proc->res_type), RESULT);
+ } else {
+ f_print(fout, "\treturn (%s%s);\n",
+ ampr(proc->res_type), RESULT);
+ }
+ }
+}