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Split yp_first, yp_next, yp_maplist and yperr_prot out of yplib.c. 

Use a constant struct timeval for yp timeouts instead of creating
a new struct timeval in each yp function at runtime.
Check arguments and return YPERR_BADARGS if invalid.
This commit is contained in:
jtc 1996-05-18 19:03:45 +00:00
parent 0724069f60
commit 2039c263f3
1 changed files with 169 additions and 0 deletions
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169
lib/libc/yp/yp_first.c Normal file
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/* $NetBSD: yp_first.c,v 1.1 1996/05/18 19:03:45 jtc Exp $ */
/*
* Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Theo de Raadt.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: yp_first.c,v 1.1 1996/05/18 19:03:45 jtc Exp $";
#endif
#include <stdlib.h>
#include <rpc/rpc.h>
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
extern struct timeval _yplib_timeout;
int
yp_first(indomain, inmap, outkey, outkeylen, outval, outvallen)
const char *indomain;
const char *inmap;
char **outkey;
int *outkeylen;
char **outval;
int *outvallen;
{
struct ypresp_key_val yprkv;
struct ypreq_nokey yprnk;
struct dom_binding *ysd;
int r;
if (indomain == NULL || *indomain == '\0'
|| strlen(indomain) > YPMAXDOMAIN)
return YPERR_BADARGS;
if (inmap == NULL || *inmap == '\0'
|| strlen(inmap) > YPMAXMAP)
return YPERR_BADARGS;
*outkey = *outval = NULL;
*outkeylen = *outvallen = 0;
again:
if (_yp_dobind(indomain, &ysd) != 0)
return YPERR_DOMAIN;
yprnk.domain = indomain;
yprnk.map = inmap;
(void)memset(&yprkv, 0, sizeof yprkv);
r = clnt_call(ysd->dom_client, YPPROC_FIRST,
xdr_ypreq_nokey, &yprnk, xdr_ypresp_key_val, &yprkv,
_yplib_timeout);
if (r != RPC_SUCCESS) {
clnt_perror(ysd->dom_client, "yp_first: clnt_call");
ysd->dom_vers = -1;
goto again;
}
if (!(r = ypprot_err(yprkv.status))) {
*outkeylen = yprkv.keydat.dsize;
if ((*outkey = malloc(*outkeylen + 1)) == NULL)
r = YPERR_RESRC;
else {
(void)memcpy(*outkey, yprkv.keydat.dptr, *outkeylen);
(*outkey)[*outkeylen] = '\0';
}
*outvallen = yprkv.valdat.dsize;
if ((*outval = malloc(*outvallen + 1)) == NULL)
r = YPERR_RESRC;
else {
(void)memcpy(*outval, yprkv.valdat.dptr, *outvallen);
(*outval)[*outvallen] = '\0';
}
}
xdr_free(xdr_ypresp_key_val, (char *) &yprkv);
_yp_unbind(ysd);
return r;
}
int
yp_next(indomain, inmap, inkey, inkeylen, outkey, outkeylen, outval, outvallen)
const char *indomain;
const char *inmap;
const char *inkey;
int inkeylen;
char **outkey;
int *outkeylen;
char **outval;
int *outvallen;
{
struct ypresp_key_val yprkv;
struct ypreq_key yprk;
struct dom_binding *ysd;
int r;
if (indomain == NULL || *indomain == '\0'
|| strlen(indomain) > YPMAXDOMAIN)
return YPERR_BADARGS;
if (inmap == NULL || *inmap == '\0'
|| strlen(inmap) > YPMAXMAP)
return YPERR_BADARGS;
*outkey = *outval = NULL;
*outkeylen = *outvallen = 0;
again:
if (_yp_dobind(indomain, &ysd) != 0)
return YPERR_DOMAIN;
yprk.domain = indomain;
yprk.map = inmap;
yprk.keydat.dptr = inkey;
yprk.keydat.dsize = inkeylen;
(void)memset(&yprkv, 0, sizeof yprkv);
r = clnt_call(ysd->dom_client, YPPROC_NEXT,
xdr_ypreq_key, &yprk, xdr_ypresp_key_val, &yprkv,
_yplib_timeout);
if (r != RPC_SUCCESS) {
clnt_perror(ysd->dom_client, "yp_next: clnt_call");
ysd->dom_vers = -1;
goto again;
}
if (!(r = ypprot_err(yprkv.status))) {
*outkeylen = yprkv.keydat.dsize;
if ((*outkey = malloc(*outkeylen + 1)) == NULL)
r = YPERR_RESRC;
else {
(void)memcpy(*outkey, yprkv.keydat.dptr, *outkeylen);
(*outkey)[*outkeylen] = '\0';
}
*outvallen = yprkv.valdat.dsize;
if ((*outval = malloc(*outvallen + 1)) == NULL)
r = YPERR_RESRC;
else {
(void)memcpy(*outval, yprkv.valdat.dptr, *outvallen);
(*outval)[*outvallen] = '\0';
}
}
xdr_free(xdr_ypresp_key_val, (char *) &yprkv);
_yp_unbind(ysd);
return r;
}