summaryrefslogtreecommitdiffstats
path: root/usr.bin/rpcgen/rpc_tblout.c
blob: 618d1f998bbed82e739885f011d788310e754ced (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
/*
 * 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
 */

#if 0
#ifndef lint
#ident	"@(#)rpc_tblout.c	1.11	93/07/05 SMI"
static char sccsid[] = "@(#)rpc_tblout.c 1.4 89/02/22 (C) 1988 SMI";
#endif
#endif

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

/*
 * rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler
 * Copyright (C) 1989, Sun Microsystems, Inc.
 */
#include <err.h>
#include <stdio.h>
#include <string.h>
#include "rpc_parse.h"
#include "rpc_scan.h"
#include "rpc_util.h"

#define TABSIZE		8
#define TABCOUNT	5
#define TABSTOP		(TABSIZE*TABCOUNT)

static char tabstr[TABCOUNT+1] = "\t\t\t\t\t";

static char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n";
static char tbl_end[] = "};\n";

static char null_entry[] = "\n\t(char *(*)())0,\n\
 \t(xdrproc_t) xdr_void,\t\t\t0,\n\
 \t(xdrproc_t) xdr_void,\t\t\t0,\n";


static char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n";

static void write_table( definition * );
static void printit(const  char *, const char *);

void
write_tables(void)
{
	list *l;
	definition *def;

	f_print(fout, "\n");
	for (l = defined; l != NULL; l = l->next) {
		def = (definition *) l->val;
		if (def->def_kind == DEF_PROGRAM) {
			write_table(def);
		}
	}
}

static void
write_table(definition *def)
{
	version_list *vp;
	proc_list *proc;
	int current;
	int expected;
	char progvers[100];
	int warning;

	for (vp = def->def.pr.versions; vp != NULL; vp = vp->next) {
		warning = 0;
		s_print(progvers, "%s_%s",
		    locase(def->def_name), vp->vers_num);
		/* print the table header */
		f_print(fout, tbl_hdr, progvers);

		if (nullproc(vp->procs)) {
			expected = 0;
		} else {
			expected = 1;
			fputs(null_entry, fout);
		}
		for (proc = vp->procs; proc != NULL; proc = proc->next) {
			current = atoi(proc->proc_num);
			if (current != expected++) {
				f_print(fout,
			"\n/*\n * WARNING: table out of order\n */\n");
				if (warning == 0) {
					warnx("WARNING %s table is out of order", progvers);
					warning = 1;
					nonfatalerrors = 1;
				}
				expected = current + 1;
			}
			f_print(fout, "\n\t(char *(*)())RPCGEN_ACTION(");

			/* routine to invoke */
			if( !newstyle )
			  pvname_svc(proc->proc_name, vp->vers_num);
			else {
			  if( newstyle )
			    f_print( fout, "_");   /* calls internal func */
			  pvname(proc->proc_name, vp->vers_num);
			}
			f_print(fout, "),\n");

			/* argument info */
			if( proc->arg_num > 1 )
			  printit((char*) NULL, proc->args.argname );
			else
			  /* do we have to do something special for newstyle */
			  printit( proc->args.decls->decl.prefix,
				  proc->args.decls->decl.type );
			/* result info */
			printit(proc->res_prefix, proc->res_type);
		}

		/* print the table trailer */
		fputs(tbl_end, fout);
		f_print(fout, tbl_nproc, progvers, progvers, progvers);
	}
}

static void
printit(const char *prefix, const char *type)
{
	int len;
	int tabs;


 	len = fprintf(fout, "\txdr_%s,", stringfix(type));
	/* account for leading tab expansion */
	len += TABSIZE - 1;
	/* round up to tabs required */
	tabs = (TABSTOP - len + TABSIZE - 1)/TABSIZE;
	f_print(fout, "%s", &tabstr[TABCOUNT-tabs]);

	if (streq(type, "void")) {
		f_print(fout, "0");
	} else {
		f_print(fout, "sizeof ( ");
		/* XXX: should "follow" be 1 ??? */
		ptype(prefix, type, 0);
		f_print(fout, ")");
	}
	f_print(fout, ",\n");
}
OpenPOWER on IntegriCloud