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/*
aliases.c - alias entry lookup routines
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
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <lber.h>
#include <ldap.h>
#include <errno.h>
#include <aliases.h>
#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 "nslcd-server.h"
#include "common.h"
#include "log.h"
static struct ent_context *alias_context = NULL;
static enum nss_status
_nss_ldap_parse_alias (LDAPMessage * e,
struct ldap_state * pvt,
void *result, char *buffer, size_t buflen)
{
struct aliasent *alias = (struct aliasent *) result;
enum nss_status stat;
stat =
_nss_ldap_getrdnvalue (e, ATM (LM_ALIASES, cn), &alias->alias_name,
&buffer, &buflen);
if (stat != NSS_STATUS_SUCCESS)
return stat;
stat =
_nss_ldap_assign_attrvals (e, AT (rfc822MailMember), NULL,
&alias->alias_members, &buffer, &buflen,
&alias->alias_members_len);
alias->alias_local = 0;
return stat;
}
static enum nss_status
_nss_ldap_getaliasbyname_r (const char *name, struct aliasent * result,
char *buffer, size_t buflen, int *errnop)
{
LOOKUP_NAME (name, result, buffer, buflen, errnop,
_nss_ldap_filt_getaliasbyname, LM_ALIASES,
_nss_ldap_parse_alias, LDAP_NSS_BUFLEN_DEFAULT);
}
static enum nss_status _nss_ldap_setaliasent (void)
{
LOOKUP_SETENT (alias_context);
}
static enum nss_status _nss_ldap_endaliasent (void)
{
LOOKUP_ENDENT (alias_context);
}
static enum nss_status
_nss_ldap_getaliasent_r (struct aliasent *result, char *buffer, size_t buflen,
int *errnop)
{
LOOKUP_GETENT (alias_context, result, buffer, buflen, errnop,
_nss_ldap_filt_getaliasent, LM_ALIASES,
_nss_ldap_parse_alias, LDAP_NSS_BUFLEN_DEFAULT);
}
/* macros for expanding the LDF_ALIAS macro */
#define LDF_STRING(field) WRITE_STRING(fp,field)
#define LDF_STRINGLIST(field) WRITE_STRINGLIST_NUM(fp,field,result.alias_members_len)
#define ALIAS_NAME result.alias_name
#define ALIAS_RCPTS result.alias_members
int nslcd_alias_byname(FILE *fp)
{
int32_t tmpint32,tmp2int32;
char *name;
/* these are here for now until we rewrite the LDAP code */
struct aliasent result;
char buffer[1024];
int errnop;
int retv;
/* read request parameters */
READ_STRING_ALLOC(fp,name);
/* log call */
log_log(LOG_DEBUG,"nslcd_alias_byname(%s)",name);
/* do the LDAP request */
retv=nss2nslcd(_nss_ldap_getaliasbyname_r(name,&result,buffer,1024,&errnop));
/* no more need for this */
free(name);
/* write the response */
WRITE_INT32(fp,NSLCD_VERSION);
WRITE_INT32(fp,NSLCD_ACTION_ALIAS_BYNAME);
WRITE_INT32(fp,retv);
if (retv==NSLCD_RESULT_SUCCESS)
{
LDF_ALIAS;
}
WRITE_FLUSH(fp);
log_log(LOG_DEBUG,"nslcd_alias_byname DONE");
/* we're done */
return 0;
}
int nslcd_alias_all(FILE *fp)
{
int32_t tmpint32,tmp2int32;
/* these are here for now until we rewrite the LDAP code */
struct aliasent result;
char buffer[1024];
int errnop;
int retv;
/* log call */
log_log(LOG_DEBUG,"nslcd_alias_all");
/* write the response header */
WRITE_INT32(fp,NSLCD_VERSION);
WRITE_INT32(fp,NSLCD_ACTION_ALIAS_ALL);
/* loop over all results */
_nss_ldap_setaliasent();
while ((retv=nss2nslcd(_nss_ldap_getaliasent_r(&result,buffer,1024,&errnop)))==NSLCD_RESULT_SUCCESS)
{
/* write the result code */
WRITE_INT32(fp,retv);
/* write the password entry */
LDF_ALIAS;
fflush(fp);
}
/* write the final result code */
WRITE_INT32(fp,retv);
/* FIXME: if a previous call returns what happens to the context? */
_nss_ldap_endaliasent();
log_log(LOG_DEBUG,"nslcd_alias_all DONE");
/* we're done */
return 0;
}
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