Arthur de Jong

+/*

+ rpc.c - rpc name lookup routines

+ This file was part of the nss_ldap library (as ldap-rpc.c) which

+ has been forked into the nss-ldapd library.

+

+ Copyright (C) 1997-2005 Luke Howard

+ Copyright (C) 2006 West Consulting

+ Copyright (C) 2006 Arthur de Jong

+

+ This library is free software; you can redistribute it and/or

+ modify it under the terms of the GNU Library General Public

+ License as published by the Free Software Foundation; either

+ version 2 of the License, or (at your option) any later version.

+

+ This library is distributed in the hope that it will be useful,

+ but WITHOUT ANY WARRANTY; without even the implied warranty of

+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

+ Library General Public License for more details.

+

+ You should have received a copy of the GNU Library General Public

+ License along with this library; if not, write to the Free

+ Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,

+ MA 02110-1301 USA

+*/

+

+/*

+ Determine the canonical name of the RPC with _nss_ldap_getrdnvalue(),

+ and assign any values of "cn" which do NOT match this canonical name

+ as aliases.

+ */

+

+#include "config.h"

+

+#include <stdio.h>

+#include <stdlib.h>

+#include <string.h>

+#include <errno.h>

+#ifdef HAVE_RPC_RPCENT_H

+#include <rpc/rpcent.h>

+#else

+#include <netdb.h>

+#endif

+#ifdef HAVE_LBER_H

+#include <lber.h>

+#endif

+#ifdef HAVE_LDAP_H

+#include <ldap.h>

+#endif

+#if defined(HAVE_THREAD_H)

+#include <thread.h>

+#elif defined(HAVE_PTHREAD_H)

+#include <pthread.h>

+#endif

+

+#include "ldap-nss.h"

+#include "util.h"

+#include "common.h"

+#include "log.h"

+

+/* macros for expanding the NSLCD_RPC macro */

+#define NSLCD_STRING(field) WRITE_STRING(fp,field)

+#define NSLCD_STRINGLIST(field) WRITE_STRINGLIST_NULLTERM(fp,field)

+#define NSLCD_INT32(field) WRITE_INT32(fp,field)

+#define RPC_NAME result->r_name

+#define RPC_ALIASES result->r_aliases

+#define RPC_NUMBER result->r_number

+

+/* write a single rpc entry to the stream */

+static int write_rpcent(FILE *fp,struct rpcent *result)

+{

+ int32_t tmpint32,tmp2int32,tmp3int32;

+ NSLCD_RPC;

+ return 0;

+}

+

+static enum nss_status _nss_ldap_parse_rpc (LDAPMessage * e,

+ struct ldap_state * pvt,

+ void *result, char *buffer, size_t buflen)

+{

+

+ struct rpcent *rpc = (struct rpcent *) result;

+ char *number;

+ enum nss_status stat;

+

+ stat =

+ _nss_ldap_getrdnvalue (e, ATM (LM_RPC, cn), &rpc->r_name, &buffer,

+ &buflen);

+ if (stat != NSS_STATUS_SUCCESS)

+ return stat;

+

+ stat =

+ _nss_ldap_assign_attrval (e, AT (oncRpcNumber), &number, &buffer,

+ &buflen);

+ if (stat != NSS_STATUS_SUCCESS)

+ return stat;

+

+ rpc->r_number = atol (number);

+

+ stat =

+ _nss_ldap_assign_attrvals (e, ATM (LM_RPC, cn), rpc->r_name,

+ &rpc->r_aliases, &buffer, &buflen, NULL);

+ if (stat != NSS_STATUS_SUCCESS)

+ return stat;

+

+ return NSS_STATUS_SUCCESS;

+}

+

+int nslcd_rpc_byname(FILE *fp)

+{

+ int32_t tmpint32;

+ char *name;

+ struct ldap_args a;

+ /* these are here for now until we rewrite the LDAP code */

+ struct rpcent result;

+ char buffer[1024];

+ int errnop;

+ int retv;

+ /* read request parameters */

+ READ_STRING_ALLOC(fp,name);

+ /* log call */

+ log_log(LOG_DEBUG,"nslcd_rpc_byname(%s)",name);

+ /* write the response header */

+ WRITE_INT32(fp,NSLCD_VERSION);

+ WRITE_INT32(fp,NSLCD_ACTION_RPC_BYNAME);

+ /* do the LDAP request */

+ LA_INIT(a);

+ LA_STRING(a)=name;

+ LA_TYPE(a)=LA_TYPE_STRING;

+ retv=nss2nslcd(_nss_ldap_getbyname(&a,&result,buffer,1024,&errnop,_nss_ldap_filt_getrpcbyname,LM_RPC,_nss_ldap_parse_rpc));

+ /* no more need for this string */

+ free(name);

+ /* write the response */

+ WRITE_INT32(fp,retv);

+ if (retv==NSLCD_RESULT_SUCCESS)

+ write_rpcent(fp,&result);

+ WRITE_FLUSH(fp);

+ /* we're done */

+ return 0;

+}

+

+int nslcd_rpc_bynumber(FILE *fp)

+{

+ int32_t tmpint32;

+ int number;

+ struct ldap_args a;

+ /* these are here for now until we rewrite the LDAP code */

+ struct rpcent result;

+ char buffer[1024];

+ int errnop;

+ int retv;

+ /* read request parameters */

+ READ_INT32(fp,number);

+ /* log call */

+ log_log(LOG_DEBUG,"nslcd_rpc_bynumber(%d)",number);

+ /* write the response header */

+ WRITE_INT32(fp,NSLCD_VERSION);

+ WRITE_INT32(fp,NSLCD_ACTION_RPC_BYNUMBER);

+ /* do the LDAP request */

+ LA_INIT(a);

+ LA_NUMBER(a)=number;

+ LA_TYPE(a)=LA_TYPE_NUMBER;

+ retv=nss2nslcd(_nss_ldap_getbyname(&a,&result,buffer,1024,&errnop,_nss_ldap_filt_getrpcbynumber,LM_RPC,_nss_ldap_parse_rpc));

+ /* write the response */

+ WRITE_INT32(fp,retv);

+ if (retv==NSLCD_RESULT_SUCCESS)

+ write_rpcent(fp,&result);

+ WRITE_FLUSH(fp);

+ /* we're done */

+ return 0;

+}

+

+int nslcd_rpc_all(FILE *fp)

+{

+ int32_t tmpint32;

+ static struct ent_context *rpc_context;

+ /* these are here for now until we rewrite the LDAP code */

+ struct rpcent result;

+ char buffer[1024];

+ int errnop;

+ int retv;

+ /* log call */

+ log_log(LOG_DEBUG,"nslcd_rpc_all()");

+ /* write the response header */

+ WRITE_INT32(fp,NSLCD_VERSION);

+ WRITE_INT32(fp,NSLCD_ACTION_RPC_ALL);

+ /* initialize context */

+ if (_nss_ldap_ent_context_init(&rpc_context)==NULL)

+ return -1;

+ /* loop over all results */

+ while ((retv=nss2nslcd(_nss_ldap_getent(&rpc_context,&result,buffer,1024,&errnop,_nss_ldap_filt_getrpcent,LM_RPC,_nss_ldap_parse_rpc)))==NSLCD_RESULT_SUCCESS)

+ {

+ /* write the result code */

+ WRITE_INT32(fp,retv);

+ /* write the entry */

+ write_rpcent(fp,&result);

+ }

+ /* write the final result code */

+ WRITE_INT32(fp,retv);

+ WRITE_FLUSH(fp);

+ /* FIXME: if a previous call returns what happens to the context? */

+ _nss_ldap_enter();

+ _nss_ldap_ent_context_release(rpc_context);

+ _nss_ldap_leave();

+ /* we're done */

+ return 0;

+}