Annotation of src/usr.bin/rpcgen/rpc_tblout.c, Revision 1.2
1.2 ! deraadt 1: /* $OpenBSD: rpc_tblout.c,v 1.3 1995/06/24 15:00:15 pk Exp $ */
1.1 deraadt 2: /* $NetBSD: rpc_tblout.c,v 1.3 1995/06/24 15:00:15 pk Exp $ */
3: /*
4: * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5: * unrestricted use provided that this legend is included on all tape
6: * media and as a part of the software program in whole or part. Users
7: * may copy or modify Sun RPC without charge, but are not authorized
8: * to license or distribute it to anyone else except as part of a product or
9: * program developed by the user or with the express written consent of
10: * Sun Microsystems, Inc.
11: *
12: * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
13: * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
14: * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
15: *
16: * Sun RPC is provided with no support and without any obligation on the
17: * part of Sun Microsystems, Inc. to assist in its use, correction,
18: * modification or enhancement.
19: *
20: * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
21: * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
22: * OR ANY PART THEREOF.
23: *
24: * In no event will Sun Microsystems, Inc. be liable for any lost revenue
25: * or profits or other special, indirect and consequential damages, even if
26: * Sun has been advised of the possibility of such damages.
27: *
28: * Sun Microsystems, Inc.
29: * 2550 Garcia Avenue
30: * Mountain View, California 94043
31: */
32:
33: #ifndef lint
34: static char sccsid[] = "@(#)rpc_tblout.c 1.4 89/02/22 (C) 1988 SMI";
35: #endif
36:
37: /*
38: * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler
39: */
40: #include <sys/cdefs.h>
41: #include <stdio.h>
42: #include <string.h>
43: #include "rpc_parse.h"
44: #include "rpc_util.h"
45:
46: #define TABSIZE 8
47: #define TABCOUNT 5
48: #define TABSTOP (TABSIZE*TABCOUNT)
49:
50: static char tabstr[TABCOUNT+1] = "\t\t\t\t\t";
51:
52: static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n";
53: static char tbl_end[] = "};\n";
54:
55: static char null_entry[] = "\n\t(char *(*)())0,\n\
56: \t(xdrproc_t) xdr_void,\t\t\t0,\n\
57: \t(xdrproc_t) xdr_void,\t\t\t0,\n";
58:
59: static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n";
60:
61: static write_table __P((definition *));
62: static printit __P((char *, char *));
63:
64: void
65: write_tables()
66: {
67: list *l;
68: definition *def;
69:
70: f_print(fout, "\n");
71: for (l = defined; l != NULL; l = l->next) {
72: def = (definition *) l->val;
73: if (def->def_kind == DEF_PROGRAM) {
74: write_table(def);
75: }
76: }
77: }
78:
79: static
80: write_table(def)
81: definition *def;
82: {
83: version_list *vp;
84: proc_list *proc;
85: int current;
86: int expected;
87: char progvers[100];
88: int warning;
89:
90: for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
91: warning = 0;
92: s_print(progvers, "%s_%s",
93: locase(def->def_name), vp->vers_num);
94: /* print the table header */
95: f_print(fout, tbl_hdr, progvers);
96:
97: if (nullproc(vp->procs)) {
98: expected = 0;
99: } else {
100: expected = 1;
101: f_print(fout, null_entry);
102: }
103: for (proc = vp->procs; proc != NULL; proc = proc->next) {
104: current = atoi(proc->proc_num);
105: if (current != expected++) {
106: f_print(fout,
107: "\n/*\n * WARNING: table out of order\n */\n");
108: if (warning == 0) {
109: f_print(stderr,
110: "WARNING %s table is out of order\n",
111: progvers);
112: warning = 1;
113: nonfatalerrors = 1;
114: }
115: expected = current + 1;
116: }
117: f_print(fout, "\n\t(char *(*)())RPCGEN_ACTION(");
118:
119: /* routine to invoke */
120: if ( !newstyle)
121: pvname_svc(proc->proc_name, vp->vers_num);
122: else {
123: if( newstyle )
124: f_print( fout, "_"); /* calls internal func */
125: pvname(proc->proc_name, vp->vers_num);
126: }
127: f_print(fout, "),\n");
128:
129: /* argument info */
130: if( proc->arg_num > 1 )
131: printit((char*) NULL, proc->args.argname );
132: else
133: /* do we have to do something special for newstyle */
134: printit( proc->args.decls->decl.prefix,
135: proc->args.decls->decl.type );
136: /* result info */
137: printit(proc->res_prefix, proc->res_type);
138: }
139:
140: /* print the table trailer */
141: f_print(fout, tbl_end);
142: f_print(fout, tbl_nproc, progvers, progvers, progvers);
143: }
144: }
145:
146: static
147: printit(prefix, type)
148: char *prefix;
149: char *type;
150: {
151: int len;
152: int tabs;
153:
154:
155: len = fprintf(fout, "\txdr_%s,", stringfix(type));
156: /* account for leading tab expansion */
157: len += TABSIZE - 1;
158: /* round up to tabs required */
159: tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE;
160: f_print(fout, "%s", &tabstr[TABCOUNT-tabs]);
161:
162: if (streq(type, "void")) {
163: f_print(fout, "0");
164: } else {
165: f_print(fout, "sizeof ( ");
166: /* XXX: should "follow" be 1 ??? */
167: ptype(prefix, type, 0);
168: f_print(fout, ")");
169: }
170: f_print(fout, ",\n");
171: }