rpc_tblout.c revision 1.3 1 /* $NetBSD: rpc_tblout.c,v 1.3 1995/06/24 15:00:15 pk Exp $ */
2 /*
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
4 * unrestricted use provided that this legend is included on all tape
5 * media and as a part of the software program in whole or part. Users
6 * may copy or modify Sun RPC without charge, but are not authorized
7 * to license or distribute it to anyone else except as part of a product or
8 * program developed by the user or with the express written consent of
9 * Sun Microsystems, Inc.
10 *
11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 *
15 * Sun RPC is provided with no support and without any obligation on the
16 * part of Sun Microsystems, Inc. to assist in its use, correction,
17 * modification or enhancement.
18 *
19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21 * OR ANY PART THEREOF.
22 *
23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24 * or profits or other special, indirect and consequential damages, even if
25 * Sun has been advised of the possibility of such damages.
26 *
27 * Sun Microsystems, Inc.
28 * 2550 Garcia Avenue
29 * Mountain View, California 94043
30 */
31
32 #ifndef lint
33 static char sccsid[] = "@(#)rpc_tblout.c 1.4 89/02/22 (C) 1988 SMI";
34 #endif
35
36 /*
37 * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler
38 */
39 #include <sys/cdefs.h>
40 #include <stdio.h>
41 #include <string.h>
42 #include "rpc_parse.h"
43 #include "rpc_util.h"
44
45 #define TABSIZE 8
46 #define TABCOUNT 5
47 #define TABSTOP (TABSIZE*TABCOUNT)
48
49 static char tabstr[TABCOUNT+1] = "\t\t\t\t\t";
50
51 static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n";
52 static char tbl_end[] = "};\n";
53
54 static char null_entry[] = "\n\t(char *(*)())0,\n\
55 \t(xdrproc_t) xdr_void,\t\t\t0,\n\
56 \t(xdrproc_t) xdr_void,\t\t\t0,\n";
57
58 static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n";
59
60 static write_table __P((definition *));
61 static printit __P((char *, char *));
62
63 void
64 write_tables()
65 {
66 list *l;
67 definition *def;
68
69 f_print(fout, "\n");
70 for (l = defined; l != NULL; l = l->next) {
71 def = (definition *) l->val;
72 if (def->def_kind == DEF_PROGRAM) {
73 write_table(def);
74 }
75 }
76 }
77
78 static
79 write_table(def)
80 definition *def;
81 {
82 version_list *vp;
83 proc_list *proc;
84 int current;
85 int expected;
86 char progvers[100];
87 int warning;
88
89 for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
90 warning = 0;
91 s_print(progvers, "%s_%s",
92 locase(def->def_name), vp->vers_num);
93 /* print the table header */
94 f_print(fout, tbl_hdr, progvers);
95
96 if (nullproc(vp->procs)) {
97 expected = 0;
98 } else {
99 expected = 1;
100 f_print(fout, null_entry);
101 }
102 for (proc = vp->procs; proc != NULL; proc = proc->next) {
103 current = atoi(proc->proc_num);
104 if (current != expected++) {
105 f_print(fout,
106 "\n/*\n * WARNING: table out of order\n */\n");
107 if (warning == 0) {
108 f_print(stderr,
109 "WARNING %s table is out of order\n",
110 progvers);
111 warning = 1;
112 nonfatalerrors = 1;
113 }
114 expected = current + 1;
115 }
116 f_print(fout, "\n\t(char *(*)())RPCGEN_ACTION(");
117
118 /* routine to invoke */
119 if ( !newstyle)
120 pvname_svc(proc->proc_name, vp->vers_num);
121 else {
122 if( newstyle )
123 f_print( fout, "_"); /* calls internal func */
124 pvname(proc->proc_name, vp->vers_num);
125 }
126 f_print(fout, "),\n");
127
128 /* argument info */
129 if( proc->arg_num > 1 )
130 printit((char*) NULL, proc->args.argname );
131 else
132 /* do we have to do something special for newstyle */
133 printit( proc->args.decls->decl.prefix,
134 proc->args.decls->decl.type );
135 /* result info */
136 printit(proc->res_prefix, proc->res_type);
137 }
138
139 /* print the table trailer */
140 f_print(fout, tbl_end);
141 f_print(fout, tbl_nproc, progvers, progvers, progvers);
142 }
143 }
144
145 static
146 printit(prefix, type)
147 char *prefix;
148 char *type;
149 {
150 int len;
151 int tabs;
152
153
154 len = fprintf(fout, "\txdr_%s,", stringfix(type));
155 /* account for leading tab expansion */
156 len += TABSIZE - 1;
157 /* round up to tabs required */
158 tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE;
159 f_print(fout, "%s", &tabstr[TABCOUNT-tabs]);
160
161 if (streq(type, "void")) {
162 f_print(fout, "0");
163 } else {
164 f_print(fout, "sizeof ( ");
165 /* XXX: should "follow" be 1 ??? */
166 ptype(prefix, type, 0);
167 f_print(fout, ")");
168 }
169 f_print(fout, ",\n");
170 }
171