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/* rpc.c - rpc lookup routines */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2008-2022 The OpenLDAP Foundation.
* Portions Copyright 2008 by Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This code references portions of the nss-ldapd package
* written by Arthur de Jong. The nss-ldapd code was forked
* from the nss-ldap library written by Luke Howard.
*/
#include "nssov.h"
/* ( nisSchema.2.5 NAME 'oncRpc' SUP top STRUCTURAL
* DESC 'Abstraction of an Open Network Computing (ONC)
* [RFC1057] Remote Procedure Call (RPC) binding.
* This class maps an ONC RPC number to a name.
* The distinguished value of the cn attribute denotes
* the RPC service's canonical name'
* MUST ( cn $ oncRpcNumber )
* MAY description )
*/
/* the basic search filter for searches */
static struct berval rpc_filter = BER_BVC("(objectClass=oncRpc)");
/* the attributes to request with searches */
static struct berval rpc_keys[] = {
BER_BVC("cn"),
BER_BVC("oncRpcNumber"),
BER_BVNULL
};
NSSOV_INIT(rpc)
NSSOV_CBPRIV(rpc,
char buf[256];
struct berval name;
struct berval numb;);
/* write a single rpc entry to the stream */
static int write_rpc(nssov_rpc_cbp *cbp,Entry *entry)
{
int32_t tmpint32;
int i,numname,dupname,number;
struct berval name,*names;
Attribute *a;
char *tmp;
/* get the most canonical name */
nssov_find_rdnval( &entry->e_nname, cbp->mi->mi_attrs[0].an_desc, &name );
/* get the other names for the rpc */
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[0].an_desc );
if ( !a || !a->a_vals )
{
Debug(LDAP_DEBUG_ANY,"rpc entry %s does not contain %s value\n",
entry->e_name.bv_val, cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val );
return 0;
}
names = a->a_vals;
numname = a->a_numvals;
/* if the name is not yet found, get the first entry from names */
if (BER_BVISNULL(&name)) {
name=names[0];
dupname = 0;
} else {
dupname = -1;
for (i=0; i<numname; i++) {
if ( bvmatch(&name, &a->a_nvals[i])) {
dupname = i;
break;
}
}
}
/* get the rpc number */
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[1].an_desc );
if ( !a || !a->a_vals )
{
Debug(LDAP_DEBUG_ANY,"rpc entry %s does not contain %s value\n",
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
return 0;
} else if ( a->a_numvals > 1 ) {
Debug(LDAP_DEBUG_ANY,"rpc entry %s contains multiple %s values\n",
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
}
number=(int)strtol(a->a_vals[0].bv_val,&tmp,0);
if (*tmp)
{
Debug(LDAP_DEBUG_ANY,"rpc entry %s contains non-numeric %s value\n",
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
return 0;
}
/* write the entry */
WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN);
WRITE_BERVAL(cbp->fp,&name);
if ( dupname >= 0 ) {
WRITE_INT32(cbp->fp,numname-1);
} else {
WRITE_INT32(cbp->fp,numname);
}
for (i=0;i<numname;i++) {
if (i == dupname) continue;
WRITE_BERVAL(cbp->fp,&names[i]);
}
WRITE_INT32(cbp->fp,number);
return 0;
}
NSSOV_CB(rpc)
NSSOV_HANDLE(
rpc,byname,
char fbuf[1024];
struct berval filter = {sizeof(fbuf)};
filter.bv_val = fbuf;
BER_BVZERO(&cbp.numb);
READ_STRING(fp,cbp.buf);
cbp.name.bv_len = tmpint32;
cbp.name.bv_val = cbp.buf;,
Debug(LDAP_DEBUG_TRACE,"nssov_rpc_byname(%s)\n",cbp.name.bv_val);,
NSLCD_ACTION_RPC_BYNAME,
nssov_filter_byname(cbp.mi,0,&cbp.name,&filter)
)
NSSOV_HANDLE(
rpc,bynumber,
int number;
char fbuf[1024];
struct berval filter = {sizeof(fbuf)};
filter.bv_val = fbuf;
READ_INT32(fp,number);
cbp.numb.bv_val = cbp.buf;
cbp.numb.bv_len = snprintf(cbp.buf,sizeof(cbp.buf),"%d",number);
BER_BVZERO(&cbp.name);,
Debug(LDAP_DEBUG_TRACE,"nssov_rpc_bynumber(%s)\n",cbp.numb.bv_val);,
NSLCD_ACTION_RPC_BYNUMBER,
nssov_filter_byid(cbp.mi,1,&cbp.numb,&filter)
)
NSSOV_HANDLE(
rpc,all,
struct berval filter;
/* no parameters to read */,
Debug(LDAP_DEBUG_TRACE,"nssov_rpc_all()\n");,
NSLCD_ACTION_RPC_ALL,
(filter=cbp.mi->mi_filter,0)
)
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