ef636796f6
Most of these tools properly build at WARNS=6, except for their K&R function declarations. Fix this, so we can bump WARNS as well.
524 lines
12 KiB
C
524 lines
12 KiB
C
/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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* unrestricted use provided that this legend is included on all tape
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* media and as a part of the software program in whole or part. Users
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* may copy or modify Sun RPC without charge, but are not authorized
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* to license or distribute it to anyone else except as part of a product or
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* program developed by the user.
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*
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* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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*
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* Sun RPC is provided with no support and without any obligation on the
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* part of Sun Microsystems, Inc. to assist in its use, correction,
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* modification or enhancement.
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*
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* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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* OR ANY PART THEREOF.
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*
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* In no event will Sun Microsystems, Inc. be liable for any lost revenue
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* or profits or other special, indirect and consequential damages, even if
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* Sun has been advised of the possibility of such damages.
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*
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* Sun Microsystems, Inc.
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* 2550 Garcia Avenue
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* Mountain View, California 94043
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*/
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#if 0
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#ifndef lint
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#ident "@(#)rpc_hout.c 1.16 94/04/25 SMI"
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static char sccsid[] = "@(#)rpc_hout.c 1.12 89/02/22 (C) 1987 SMI";
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#endif
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* rpc_hout.c, Header file outputter for the RPC protocol compiler
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* Copyright (C) 1987, Sun Microsystems, Inc.
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*/
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#include <stdio.h>
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#include <ctype.h>
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#include "rpc_parse.h"
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#include "rpc_scan.h"
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#include "rpc_util.h"
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void storexdrfuncdecl(const char *, int );
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static void pconstdef( definition * );
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static void pstructdef( definition * );
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static void puniondef( definition * );
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static void pprogramdef( definition *, int );
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static void penumdef( definition * );
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static void ptypedef( definition * );
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static void pdefine(const char *, const char *);
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static int undefined2(const char *, const char *);
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static void parglist(proc_list *, const char *);
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static void pprocdef(proc_list *, version_list *, const char *, int);
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/*
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* Print the C-version of an xdr definition
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*/
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void
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print_datadef(definition *def, int headeronly)
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{
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if (def->def_kind == DEF_PROGRAM) /* handle data only */
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return;
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if (def->def_kind != DEF_CONST) {
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f_print(fout, "\n");
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}
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switch (def->def_kind) {
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case DEF_STRUCT:
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pstructdef(def);
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break;
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case DEF_UNION:
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puniondef(def);
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break;
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case DEF_ENUM:
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penumdef(def);
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break;
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case DEF_TYPEDEF:
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ptypedef(def);
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break;
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case DEF_PROGRAM:
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pprogramdef(def, headeronly);
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break;
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case DEF_CONST:
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pconstdef(def);
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break;
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}
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if (def->def_kind != DEF_PROGRAM && def->def_kind != DEF_CONST) {
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storexdrfuncdecl(def->def_name,
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def->def_kind != DEF_TYPEDEF ||
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!isvectordef(def->def.ty.old_type,
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def->def.ty.rel));
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}
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}
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void
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print_funcdef(definition *def, int headeronly)
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{
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switch (def->def_kind) {
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case DEF_PROGRAM:
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f_print(fout, "\n");
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pprogramdef(def, headeronly);
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break;
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default:
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break;
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}
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}
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/* store away enough information to allow the XDR functions to be spat
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out at the end of the file */
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void
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storexdrfuncdecl(const char *name, int pointerp)
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{
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xdrfunc * xdrptr;
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xdrptr = XALLOC(struct xdrfunc);
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xdrptr->name = name;
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xdrptr->pointerp = pointerp;
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xdrptr->next = NULL;
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if (xdrfunc_tail == NULL){
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xdrfunc_head = xdrptr;
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xdrfunc_tail = xdrptr;
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} else {
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xdrfunc_tail->next = xdrptr;
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xdrfunc_tail = xdrptr;
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}
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}
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void
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print_xdr_func_def(const char *name, int pointerp)
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{
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f_print(fout, "extern bool_t xdr_%s(XDR *, %s%s);\n", name,
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name, pointerp ? "*" : "");
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}
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static void
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pconstdef(definition *def)
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{
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pdefine(def->def_name, def->def.co);
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}
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/* print out the definitions for the arguments of functions in the
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header file
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*/
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static void
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pargdef(definition *def)
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{
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decl_list *l;
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version_list *vers;
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char *name;
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proc_list *plist;
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for (vers = def->def.pr.versions; vers != NULL; vers = vers->next) {
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for (plist = vers->procs; plist != NULL;
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plist = plist->next) {
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if (!newstyle || plist->arg_num < 2) {
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continue; /* old style or single args */
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}
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name = plist->args.argname;
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f_print(fout, "struct %s {\n", name);
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for (l = plist->args.decls;
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l != NULL; l = l->next) {
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pdeclaration(name, &l->decl, 1,
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";\n");
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}
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f_print(fout, "};\n");
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f_print(fout, "typedef struct %s %s;\n",
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name, name);
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storexdrfuncdecl(name, 1);
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f_print(fout, "\n");
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}
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}
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}
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static void
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pstructdef(definition *def)
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{
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decl_list *l;
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const char *name = def->def_name;
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f_print(fout, "struct %s {\n", name);
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for (l = def->def.st.decls; l != NULL; l = l->next) {
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pdeclaration(name, &l->decl, 1, ";\n");
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}
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f_print(fout, "};\n");
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f_print(fout, "typedef struct %s %s;\n", name, name);
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}
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static void
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puniondef(definition *def)
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{
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case_list *l;
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const char *name = def->def_name;
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declaration *decl;
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f_print(fout, "struct %s {\n", name);
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decl = &def->def.un.enum_decl;
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if (streq(decl->type, "bool")) {
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f_print(fout, "\tbool_t %s;\n", decl->name);
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} else {
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f_print(fout, "\t%s %s;\n", decl->type, decl->name);
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}
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f_print(fout, "\tunion {\n");
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for (l = def->def.un.cases; l != NULL; l = l->next) {
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if (l->contflag == 0)
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pdeclaration(name, &l->case_decl, 2, ";\n");
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}
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decl = def->def.un.default_decl;
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if (decl && !streq(decl->type, "void")) {
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pdeclaration(name, decl, 2, ";\n");
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}
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f_print(fout, "\t} %s_u;\n", name);
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f_print(fout, "};\n");
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f_print(fout, "typedef struct %s %s;\n", name, name);
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}
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static void
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pdefine(const char *name, const char *num)
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{
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f_print(fout, "#define\t%s %s\n", name, num);
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}
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static void
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puldefine(const char *name, const char *num)
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{
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f_print(fout, "#define\t%s ((unsigned long)(%s))\n", name, num);
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}
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static int
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define_printed(proc_list *stop, version_list *start)
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{
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version_list *vers;
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proc_list *proc;
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for (vers = start; vers != NULL; vers = vers->next) {
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for (proc = vers->procs; proc != NULL; proc = proc->next) {
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if (proc == stop) {
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return (0);
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} else if (streq(proc->proc_name, stop->proc_name)) {
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return (1);
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}
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}
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}
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abort();
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/* NOTREACHED */
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}
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static void
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pfreeprocdef(const char * name, const char *vers)
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{
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f_print(fout, "extern int ");
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pvname(name, vers);
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f_print(fout, "_freeresult(SVCXPRT *, xdrproc_t, caddr_t);\n");
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}
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static void
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pdispatch(const char * name, const char *vers)
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{
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f_print(fout, "void ");
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pvname(name, vers);
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f_print(fout, "(struct svc_req *rqstp, SVCXPRT *transp);\n");
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}
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static void
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pprogramdef(definition *def, int headeronly)
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{
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version_list *vers;
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proc_list *proc;
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const char *ext;
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pargdef(def);
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puldefine(def->def_name, def->def.pr.prog_num);
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for (vers = def->def.pr.versions; vers != NULL; vers = vers->next) {
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if (tblflag) {
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f_print(fout,
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"extern struct rpcgen_table %s_%s_table[];\n",
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locase(def->def_name), vers->vers_num);
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f_print(fout,
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"extern %s_%s_nproc;\n",
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locase(def->def_name), vers->vers_num);
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}
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puldefine(vers->vers_name, vers->vers_num);
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f_print(fout, "\n");
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ext = "extern ";
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if (headeronly) {
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f_print(fout, "%s", ext);
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pdispatch(def->def_name, vers->vers_num);
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}
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for (proc = vers->procs; proc != NULL; proc = proc->next) {
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if (!define_printed(proc, def->def.pr.versions)) {
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puldefine(proc->proc_name, proc->proc_num);
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}
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f_print(fout, "%s", ext);
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pprocdef(proc, vers, "CLIENT *", 0);
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f_print(fout, "%s", ext);
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pprocdef(proc, vers, "struct svc_req *", 1);
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}
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pfreeprocdef(def->def_name, vers->vers_num);
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}
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}
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static void
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pprocdef(proc_list *proc, version_list *vp, const char *addargtype, int server_p)
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{
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if (mtflag) {/* Print MT style stubs */
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if (server_p)
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f_print(fout, "bool_t ");
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else
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f_print(fout, "enum clnt_stat ");
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} else {
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ptype(proc->res_prefix, proc->res_type, 1);
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f_print(fout, "* ");
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}
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if (server_p)
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pvname_svc(proc->proc_name, vp->vers_num);
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else
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pvname(proc->proc_name, vp->vers_num);
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parglist(proc, addargtype);
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}
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/* print out argument list of procedure */
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static void
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parglist(proc_list *proc, const char *addargtype)
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{
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decl_list *dl;
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f_print(fout, "(");
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if (proc->arg_num < 2 && newstyle &&
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streq(proc->args.decls->decl.type, "void")) {
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/* 0 argument in new style: do nothing*/
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}
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else {
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for (dl = proc->args.decls; dl != NULL; dl = dl->next) {
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ptype(dl->decl.prefix, dl->decl.type, 1);
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if (!newstyle)
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f_print(fout, "*");
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/* old style passes by reference */
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f_print(fout, ", ");
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}
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}
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if (mtflag) {
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ptype(proc->res_prefix, proc->res_type, 1);
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f_print(fout, "*, ");
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}
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f_print(fout, "%s);\n", addargtype);
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}
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static void
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penumdef(definition *def)
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{
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const char *name = def->def_name;
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enumval_list *l;
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const char *last = NULL;
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int count = 0;
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f_print(fout, "enum %s {\n", name);
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for (l = def->def.en.vals; l != NULL; l = l->next) {
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f_print(fout, "\t%s", l->name);
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if (l->assignment) {
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f_print(fout, " = %s", l->assignment);
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last = l->assignment;
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count = 1;
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} else {
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if (last == NULL) {
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f_print(fout, " = %d", count++);
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} else {
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f_print(fout, " = %s + %d", last, count++);
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}
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}
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if (l->next)
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f_print(fout, ",\n");
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else
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f_print(fout, "\n");
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}
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f_print(fout, "};\n");
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f_print(fout, "typedef enum %s %s;\n", name, name);
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}
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static void
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ptypedef(definition *def)
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{
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const char *name = def->def_name;
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const char *old = def->def.ty.old_type;
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char prefix[8]; /* enough to contain "struct ", including NUL */
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relation rel = def->def.ty.rel;
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if (!streq(name, old)) {
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if (streq(old, "string")) {
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old = "char";
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rel = REL_POINTER;
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} else if (streq(old, "opaque")) {
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old = "char";
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} else if (streq(old, "bool")) {
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old = "bool_t";
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}
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if (undefined2(old, name) && def->def.ty.old_prefix) {
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s_print(prefix, "%s ", def->def.ty.old_prefix);
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} else {
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prefix[0] = 0;
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}
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f_print(fout, "typedef ");
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switch (rel) {
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case REL_ARRAY:
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f_print(fout, "struct {\n");
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f_print(fout, "\tu_int %s_len;\n", name);
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f_print(fout, "\t%s%s *%s_val;\n", prefix, old, name);
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f_print(fout, "} %s", name);
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break;
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case REL_POINTER:
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f_print(fout, "%s%s *%s", prefix, old, name);
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break;
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case REL_VECTOR:
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f_print(fout, "%s%s %s[%s]", prefix, old, name,
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def->def.ty.array_max);
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break;
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case REL_ALIAS:
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f_print(fout, "%s%s %s", prefix, old, name);
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break;
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}
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f_print(fout, ";\n");
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}
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}
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void
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pdeclaration(const char *name, declaration *dec, int tab, const char *separator)
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{
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char buf[8]; /* enough to hold "struct ", include NUL */
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const char *prefix;
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const char *type;
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if (streq(dec->type, "void")) {
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return;
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}
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tabify(fout, tab);
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if (streq(dec->type, name) && !dec->prefix) {
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f_print(fout, "struct ");
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}
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if (streq(dec->type, "string")) {
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f_print(fout, "char *%s", dec->name);
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} else {
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prefix = "";
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if (streq(dec->type, "bool")) {
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type = "bool_t";
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} else if (streq(dec->type, "opaque")) {
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type = "char";
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} else {
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if (dec->prefix) {
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s_print(buf, "%s ", dec->prefix);
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prefix = buf;
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}
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type = dec->type;
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}
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switch (dec->rel) {
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case REL_ALIAS:
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f_print(fout, "%s%s %s", prefix, type, dec->name);
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break;
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case REL_VECTOR:
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f_print(fout, "%s%s %s[%s]", prefix, type, dec->name,
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dec->array_max);
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break;
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case REL_POINTER:
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f_print(fout, "%s%s *%s", prefix, type, dec->name);
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break;
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case REL_ARRAY:
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f_print(fout, "struct {\n");
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tabify(fout, tab);
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f_print(fout, "\tu_int %s_len;\n", dec->name);
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tabify(fout, tab);
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f_print(fout,
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"\t%s%s *%s_val;\n", prefix, type, dec->name);
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tabify(fout, tab);
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f_print(fout, "} %s", dec->name);
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break;
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}
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}
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f_print(fout, separator);
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}
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static int
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undefined2(const char *type, const char *stop)
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{
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list *l;
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definition *def;
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for (l = defined; l != NULL; l = l->next) {
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def = (definition *) l->val;
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if (def->def_kind != DEF_PROGRAM) {
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if (streq(def->def_name, stop)) {
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return (1);
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} else if (streq(def->def_name, type)) {
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return (0);
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}
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}
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}
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return (1);
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}
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