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/*
* From: @(#)rpc_tblout.c 1.4 89/02/22
*
* Copyright (c) 2010, Oracle America, Inc.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
* * Neither the name of the "Oracle America, Inc." nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* rpc_tblout.c, Dispatch table outputter for the RPC protocol compiler
*/
#include <stdio.h>
#include <string.h>
#include "rpc_parse.h"
#include "rpc_util.h"
#include "proto.h"
#define TABSIZE 8
#define TABCOUNT 5
#define TABSTOP (TABSIZE*TABCOUNT)
static const char tabstr[TABCOUNT + 1] = "\t\t\t\t\t";
static const char tbl_hdr[] = "struct rpcgen_table %s_table[] = {\n";
static const char tbl_end[] = "};\n";
static const 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 const char tbl_nproc[] = "int %s_nproc =\n\tsizeof(%s_table)/sizeof(%s_table[0]);\n\n";
static void write_table (const definition * def);
static void printit (const char *prefix, const char *type);
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 (const 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;
f_print (fout, null_entry);
}
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)
{
f_print (stderr,
"WARNING %s table is out of order\n",
progvers);
warning = 1;
nonfatalerrors = 1;
}
expected = current + 1;
}
f_print (fout, "\n\t(char *(*)())RPCGEN_ACTION(");
/* routine to invoke */
if (Cflag && !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 */
f_print (fout, tbl_end);
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");
}
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