RetroZilla/directory/c-sdk/ldap/libraries/libldap/search.c

1023 lines
23 KiB
C
Raw Normal View History

2015-10-21 05:03:22 +02:00
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*/
/*
* search.c
*/
#if 0
#ifndef lint
static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n";
#endif
#endif
#include "ldap-int.h"
static int nsldapi_timeval2ldaplimit( struct timeval *timeoutp,
int defaultvalue );
static int nsldapi_search( LDAP *ld, const char *base, int scope,
const char *filter, char **attrs, int attrsonly,
LDAPControl **serverctrls, LDAPControl **clientctrls,
int timelimit, int sizelimit, int *msgidp );
static char *find_right_paren( char *s );
static char *put_complex_filter( BerElement *ber, char *str,
unsigned long tag, int not );
static int put_filter( BerElement *ber, char *str );
static int unescape_filterval( char *str );
static int hexchar2int( char c );
static int is_valid_attr( char *a );
static int put_simple_filter( BerElement *ber, char *str );
static int put_substring_filter( BerElement *ber, char *type,
char *str );
static int put_filter_list( BerElement *ber, char *str );
static int nsldapi_search_s( LDAP *ld, const char *base, int scope,
const char *filter, char **attrs, int attrsonly,
LDAPControl **serverctrls, LDAPControl **clientctrls,
struct timeval *localtimeoutp, int timelimit, int sizelimit,
LDAPMessage **res );
/*
* ldap_search - initiate an ldap search operation. Parameters:
*
* ld LDAP descriptor
* base DN of the base object
* scope the search scope - one of LDAP_SCOPE_BASE,
* LDAP_SCOPE_ONELEVEL, LDAP_SCOPE_SUBTREE
* filter a string containing the search filter
* (e.g., "(|(cn=bob)(sn=bob))")
* attrs list of attribute types to return for matches
* attrsonly 1 => attributes only 0 => attributes and values
*
* Example:
* char *attrs[] = { "mail", "title", 0 };
* msgid = ldap_search( ld, "c=us@o=UM", LDAP_SCOPE_SUBTREE, "cn~=bob",
* attrs, attrsonly );
*/
int
LDAP_CALL
ldap_search(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly
)
{
int msgid;
LDAPDebug( LDAP_DEBUG_TRACE, "ldap_search\n", 0, 0, 0 );
if ( ldap_search_ext( ld, base, scope, filter, attrs, attrsonly, NULL,
NULL, NULL, -1, &msgid ) == LDAP_SUCCESS ) {
return( msgid );
} else {
return( -1 ); /* error is in ld handle */
}
}
/*
* LDAPv3 extended search.
* Returns an LDAP error code.
*/
int
LDAP_CALL
ldap_search_ext(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPControl **serverctrls,
LDAPControl **clientctrls,
struct timeval *timeoutp, /* NULL means use ld->ld_timelimit */
int sizelimit,
int *msgidp
)
{
/*
* It is an error to pass in a zero'd timeval.
*/
if ( timeoutp != NULL && timeoutp->tv_sec == 0 &&
timeoutp->tv_usec == 0 ) {
if ( ld != NULL ) {
LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
}
return( LDAP_PARAM_ERROR );
}
return( nsldapi_search( ld, base, scope, filter, attrs, attrsonly,
serverctrls, clientctrls,
nsldapi_timeval2ldaplimit( timeoutp, -1 ), sizelimit, msgidp ));
}
/*
* Like ldap_search_ext() except an integer timelimit is passed instead of
* using the overloaded struct timeval *timeoutp.
*/
static int
nsldapi_search(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPControl **serverctrls,
LDAPControl **clientctrls,
int timelimit, /* -1 means use ld->ld_timelimit */
int sizelimit, /* -1 means use ld->ld_sizelimit */
int *msgidp
)
{
BerElement *ber;
int rc, rc_key;
unsigned long key; /* XXXmcs: memcache */
LDAPDebug( LDAP_DEBUG_TRACE, "ldap_search_ext\n", 0, 0, 0 );
if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) {
return( LDAP_PARAM_ERROR );
}
if ( base == NULL ) {
base = "";
}
if ( filter == NULL ) {
filter = "(objectclass=*)";
}
if ( msgidp == NULL || ( scope != LDAP_SCOPE_BASE
&& scope != LDAP_SCOPE_ONELEVEL && scope != LDAP_SCOPE_SUBTREE )
|| ( sizelimit < -1 )) {
LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
return( LDAP_PARAM_ERROR );
}
LDAP_MUTEX_LOCK( ld, LDAP_MSGID_LOCK );
*msgidp = ++ld->ld_msgid;
LDAP_MUTEX_UNLOCK( ld, LDAP_MSGID_LOCK );
/*
* XXXmcs: should use cache function pointers to hook in memcache
*/
if ( ld->ld_memcache == NULL ) {
rc_key = LDAP_NOT_SUPPORTED;
} else if (( rc_key = ldap_memcache_createkey( ld, base, scope, filter,
attrs, attrsonly, serverctrls, clientctrls, &key)) == LDAP_SUCCESS
&& ldap_memcache_result( ld, *msgidp, key ) == LDAP_SUCCESS ) {
return LDAP_SUCCESS;
}
/* check the cache */
if ( ld->ld_cache_on && ld->ld_cache_search != NULL ) {
LDAP_MUTEX_LOCK( ld, LDAP_CACHE_LOCK );
if ( (rc = (ld->ld_cache_search)( ld, *msgidp, LDAP_REQ_SEARCH,
base, scope, filter, attrs, attrsonly )) != 0 ) {
*msgidp = rc;
LDAP_MUTEX_UNLOCK( ld, LDAP_CACHE_LOCK );
return( LDAP_SUCCESS );
}
LDAP_MUTEX_UNLOCK( ld, LDAP_CACHE_LOCK );
}
/* caching off or did not find it in the cache - check the net */
if (( rc = nsldapi_build_search_req( ld, base, scope, filter, attrs,
attrsonly, serverctrls, clientctrls, timelimit, sizelimit,
*msgidp, &ber )) != LDAP_SUCCESS ) {
return( rc );
}
/* send the message */
rc = nsldapi_send_initial_request( ld, *msgidp, LDAP_REQ_SEARCH,
(char *) base, ber );
/*
* XXXmcs: should use cache function pointers to hook in memcache
*/
if ( (rc_key == LDAP_SUCCESS) && (rc >= 0) ) {
ldap_memcache_new( ld, rc, key, base );
}
*msgidp = rc;
return( rc < 0 ? LDAP_GET_LDERRNO( ld, NULL, NULL ) : LDAP_SUCCESS );
}
/*
* Convert a non-NULL timeoutp to a value in seconds that is appropriate to
* send in an LDAP search request. If timeoutp is NULL, return defaultvalue.
*/
static int
nsldapi_timeval2ldaplimit( struct timeval *timeoutp, int defaultvalue )
{
int timelimit;
if ( NULL == timeoutp ) {
timelimit = defaultvalue;
} else if ( timeoutp->tv_sec > 0 ) {
timelimit = timeoutp->tv_sec;
} else if ( timeoutp->tv_usec > 0 ) {
timelimit = 1; /* minimum we can express in LDAP */
} else {
/*
* both tv_sec and tv_usec are less than one (zero?) so
* to maintain compatiblity with our "zero means no limit"
* convention we pass no limit to the server.
*/
timelimit = 0; /* no limit */
}
return( timelimit );
}
/* returns an LDAP error code and also sets it in ld */
int
nsldapi_build_search_req(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPControl **serverctrls,
LDAPControl **clientctrls, /* not used for anything yet */
int timelimit, /* if -1, ld->ld_timelimit is used */
int sizelimit, /* if -1, ld->ld_sizelimit is used */
int msgid,
BerElement **berp
)
{
BerElement *ber;
int err;
char *fdup;
/*
* Create the search request. It looks like this:
* SearchRequest := [APPLICATION 3] SEQUENCE {
* baseObject DistinguishedName,
* scope ENUMERATED {
* baseObject (0),
* singleLevel (1),
* wholeSubtree (2)
* },
* derefAliases ENUMERATED {
* neverDerefaliases (0),
* derefInSearching (1),
* derefFindingBaseObj (2),
* alwaysDerefAliases (3)
* },
* sizelimit INTEGER (0 .. 65535),
* timelimit INTEGER (0 .. 65535),
* attrsOnly BOOLEAN,
* filter Filter,
* attributes SEQUENCE OF AttributeType
* }
* wrapped in an ldap message.
*/
/* create a message to send */
if (( err = nsldapi_alloc_ber_with_options( ld, &ber ))
!= LDAP_SUCCESS ) {
return( err );
}
if ( base == NULL ) {
base = "";
}
if ( sizelimit == -1 ) {
sizelimit = ld->ld_sizelimit;
}
if ( timelimit == -1 ) {
timelimit = ld->ld_timelimit;
}
#ifdef CLDAP
if ( ld->ld_sbp->sb_naddr > 0 ) {
err = ber_printf( ber, "{ist{seeiib", msgid,
ld->ld_cldapdn, LDAP_REQ_SEARCH, base, scope, ld->ld_deref,
sizelimit, timelimit, attrsonly );
} else {
#endif /* CLDAP */
err = ber_printf( ber, "{it{seeiib", msgid,
LDAP_REQ_SEARCH, base, scope, ld->ld_deref,
sizelimit, timelimit, attrsonly );
#ifdef CLDAP
}
#endif /* CLDAP */
if ( err == -1 ) {
LDAP_SET_LDERRNO( ld, LDAP_ENCODING_ERROR, NULL, NULL );
ber_free( ber, 1 );
return( LDAP_ENCODING_ERROR );
}
fdup = nsldapi_strdup( filter );
err = put_filter( ber, fdup );
NSLDAPI_FREE( fdup );
if ( err == -1 ) {
LDAP_SET_LDERRNO( ld, LDAP_FILTER_ERROR, NULL, NULL );
ber_free( ber, 1 );
return( LDAP_FILTER_ERROR );
}
if ( ber_printf( ber, "{v}}", attrs ) == -1 ) {
LDAP_SET_LDERRNO( ld, LDAP_ENCODING_ERROR, NULL, NULL );
ber_free( ber, 1 );
return( LDAP_ENCODING_ERROR );
}
if ( (err = nsldapi_put_controls( ld, serverctrls, 1, ber ))
!= LDAP_SUCCESS ) {
ber_free( ber, 1 );
return( err );
}
*berp = ber;
return( LDAP_SUCCESS );
}
static char *
find_right_paren( char *s )
{
int balance, escape;
balance = 1;
escape = 0;
while ( *s && balance ) {
if ( escape == 0 ) {
if ( *s == '(' )
balance++;
else if ( *s == ')' )
balance--;
}
if ( *s == '\\' && ! escape )
escape = 1;
else
escape = 0;
if ( balance )
s++;
}
return( *s ? s : NULL );
}
static char *
put_complex_filter(
BerElement *ber,
char *str,
unsigned long tag,
int not
)
{
char *next;
/*
* We have (x(filter)...) with str sitting on
* the x. We have to find the paren matching
* the one before the x and put the intervening
* filters by calling put_filter_list().
*/
/* put explicit tag */
if ( ber_printf( ber, "t{", tag ) == -1 )
return( NULL );
str++;
if ( (next = find_right_paren( str )) == NULL )
return( NULL );
*next = '\0';
if ( put_filter_list( ber, str ) == -1 )
return( NULL );
*next++ = ')';
/* flush explicit tagged thang */
if ( ber_printf( ber, "}" ) == -1 )
return( NULL );
return( next );
}
static int
put_filter( BerElement *ber, char *str )
{
char *next;
int parens, balance, escape;
/*
* A Filter looks like this:
* Filter ::= CHOICE {
* and [0] SET OF Filter,
* or [1] SET OF Filter,
* not [2] Filter,
* equalityMatch [3] AttributeValueAssertion,
* substrings [4] SubstringFilter,
* greaterOrEqual [5] AttributeValueAssertion,
* lessOrEqual [6] AttributeValueAssertion,
* present [7] AttributeType,,
* approxMatch [8] AttributeValueAssertion
* }
*
* SubstringFilter ::= SEQUENCE {
* type AttributeType,
* SEQUENCE OF CHOICE {
* initial [0] IA5String,
* any [1] IA5String,
* final [2] IA5String
* }
* }
* Note: tags in a choice are always explicit
*/
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter \"%s\"\n", str, 0, 0 );
parens = 0;
while ( *str ) {
switch ( *str ) {
case '(':
str++;
parens++;
switch ( *str ) {
case '&':
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter: AND\n",
0, 0, 0 );
if ( (str = put_complex_filter( ber, str,
LDAP_FILTER_AND, 0 )) == NULL )
return( -1 );
parens--;
break;
case '|':
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter: OR\n",
0, 0, 0 );
if ( (str = put_complex_filter( ber, str,
LDAP_FILTER_OR, 0 )) == NULL )
return( -1 );
parens--;
break;
case '!':
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter: NOT\n",
0, 0, 0 );
if ( (str = put_complex_filter( ber, str,
LDAP_FILTER_NOT, 1 )) == NULL )
return( -1 );
parens--;
break;
default:
LDAPDebug( LDAP_DEBUG_TRACE,
"put_filter: simple\n", 0, 0, 0 );
balance = 1;
escape = 0;
next = str;
while ( *next && balance ) {
if ( escape == 0 ) {
if ( *next == '(' )
balance++;
else if ( *next == ')' )
balance--;
}
if ( *next == '\\' && ! escape )
escape = 1;
else
escape = 0;
if ( balance )
next++;
}
if ( balance != 0 )
return( -1 );
*next = '\0';
if ( put_simple_filter( ber, str ) == -1 ) {
return( -1 );
}
*next++ = ')';
str = next;
parens--;
break;
}
break;
case ')':
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter: end\n", 0, 0,
0 );
if ( ber_printf( ber, "]" ) == -1 )
return( -1 );
str++;
parens--;
break;
case ' ':
str++;
break;
default: /* assume it's a simple type=value filter */
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter: default\n", 0, 0,
0 );
next = strchr( str, '\0' );
if ( put_simple_filter( ber, str ) == -1 ) {
return( -1 );
}
str = next;
break;
}
}
return( parens ? -1 : 0 );
}
/*
* Put a list of filters like this "(filter1)(filter2)..."
*/
static int
put_filter_list( BerElement *ber, char *str )
{
char *next;
char save;
LDAPDebug( LDAP_DEBUG_TRACE, "put_filter_list \"%s\"\n", str, 0, 0 );
while ( *str ) {
while ( *str && isspace( *str ) )
str++;
if ( *str == '\0' )
break;
if ( (next = find_right_paren( str + 1 )) == NULL )
return( -1 );
save = *++next;
/* now we have "(filter)" with str pointing to it */
*next = '\0';
if ( put_filter( ber, str ) == -1 )
return( -1 );
*next = save;
str = next;
}
return( 0 );
}
/*
* is_valid_attr - returns 1 if a is a syntactically valid left-hand side
* of a filter expression, 0 otherwise. A valid string may contain only
* letters, numbers, hyphens, semi-colons, colons and periods. examples:
* cn
* cn;lang-fr
* 1.2.3.4;binary;dynamic
* mail;dynamic
* cn:dn:1.2.3.4
*
* For compatibility with older servers, we also allow underscores in
* attribute types, even through they are not allowed by the LDAPv3 RFCs.
*/
static int
is_valid_attr( char *a )
{
for ( ; *a; a++ ) {
if ( !isascii( *a ) ) {
return( 0 );
} else if ( !isalnum( *a ) ) {
switch ( *a ) {
case '-':
case '.':
case ';':
case ':':
case '_':
break; /* valid */
default:
return( 0 );
}
}
}
return( 1 );
}
static char *
find_star( char *s )
{
for ( ; *s; ++s ) {
switch ( *s ) {
case '*': return s;
case '\\':
++s;
if ( hexchar2int(s[0]) >= 0 && hexchar2int(s[1]) >= 0 ) ++s;
default: break;
}
}
return NULL;
}
static int
put_simple_filter( BerElement *ber, char *str )
{
char *s, *s2, *s3, filterop;
char *value;
unsigned long ftype;
int rc, len;
char *oid; /* for v3 extended filter */
int dnattr; /* for v3 extended filter */
LDAPDebug( LDAP_DEBUG_TRACE, "put_simple_filter \"%s\"\n", str, 0, 0 );
rc = -1; /* pessimistic */
if (( str = nsldapi_strdup( str )) == NULL ) {
return( rc );
}
if ( (s = strchr( str, '=' )) == NULL ) {
goto free_and_return;
}
value = s + 1;
*s-- = '\0';
filterop = *s;
if ( filterop == '<' || filterop == '>' || filterop == '~' ||
filterop == ':' ) {
*s = '\0';
}
if ( ! is_valid_attr( str ) ) {
goto free_and_return;
}
switch ( filterop ) {
case '<':
ftype = LDAP_FILTER_LE;
break;
case '>':
ftype = LDAP_FILTER_GE;
break;
case '~':
ftype = LDAP_FILTER_APPROX;
break;
case ':': /* extended filter - v3 only */
/*
* extended filter looks like this:
*
* [type][':dn'][':'oid]':='value
*
* where one of type or :oid is required.
*
*/
ftype = LDAP_FILTER_EXTENDED;
s2 = s3 = NULL;
if ( (s2 = strrchr( str, ':' )) == NULL ) {
goto free_and_return;
}
if ( strcasecmp( s2, ":dn" ) == 0 ) {
oid = NULL;
dnattr = 1;
*s2 = '\0';
} else {
oid = s2 + 1;
dnattr = 0;
*s2 = '\0';
if ( (s3 = strrchr( str, ':' )) != NULL ) {
if ( strcasecmp( s3, ":dn" ) == 0 ) {
dnattr = 1;
} else {
goto free_and_return;
}
*s3 = '\0';
}
}
if ( (rc = ber_printf( ber, "t{", ftype )) == -1 ) {
goto free_and_return;
}
if ( oid != NULL ) {
if ( (rc = ber_printf( ber, "ts", LDAP_TAG_MRA_OID,
oid )) == -1 ) {
goto free_and_return;
}
}
if ( *str != '\0' ) {
if ( (rc = ber_printf( ber, "ts",
LDAP_TAG_MRA_TYPE, str )) == -1 ) {
goto free_and_return;
}
}
if (( len = unescape_filterval( value )) < 0 ||
( rc = ber_printf( ber, "totb}", LDAP_TAG_MRA_VALUE,
value, len, LDAP_TAG_MRA_DNATTRS, dnattr )) == -1 ) {
goto free_and_return;
}
rc = 0;
goto free_and_return;
break;
default:
if ( find_star( value ) == NULL ) {
ftype = LDAP_FILTER_EQUALITY;
} else if ( strcmp( value, "*" ) == 0 ) {
ftype = LDAP_FILTER_PRESENT;
} else {
rc = put_substring_filter( ber, str, value );
goto free_and_return;
}
break;
}
if ( ftype == LDAP_FILTER_PRESENT ) {
rc = ber_printf( ber, "ts", ftype, str );
} else if (( len = unescape_filterval( value )) >= 0 ) {
rc = ber_printf( ber, "t{so}", ftype, str, value, len );
}
if ( rc != -1 ) {
rc = 0;
}
free_and_return:
NSLDAPI_FREE( str );
return( rc );
}
/*
* Undo in place both LDAPv2 (RFC-1960) and LDAPv3 (hexadecimal) escape
* sequences within the null-terminated string 'val'. The resulting value
* may contain null characters.
*
* If 'val' contains invalid escape sequences we return -1.
* Otherwise the length of the unescaped value is returned.
*/
static int
unescape_filterval( char *val )
{
int escape, firstdigit, ival;
char *s, *d;
escape = 0;
for ( s = d = val; *s; s++ ) {
if ( escape ) {
/*
* first try LDAPv3 escape (hexadecimal) sequence
*/
if (( ival = hexchar2int( *s )) < 0 ) {
if ( firstdigit ) {
/*
* LDAPv2 (RFC1960) escape sequence
*/
*d++ = *s;
escape = 0;
} else {
return(-1);
}
}
if ( firstdigit ) {
*d = ( ival<<4 );
firstdigit = 0;
} else {
*d++ |= ival;
escape = 0;
}
} else if ( *s != '\\' ) {
*d++ = *s;
escape = 0;
} else {
escape = 1;
firstdigit = 1;
}
}
return( d - val );
}
/*
* convert character 'c' that represents a hexadecimal digit to an integer.
* if 'c' is not a hexidecimal digit [0-9A-Fa-f], -1 is returned.
* otherwise the converted value is returned.
*/
static int
hexchar2int( char c )
{
if ( c >= '0' && c <= '9' ) {
return( c - '0' );
}
if ( c >= 'A' && c <= 'F' ) {
return( c - 'A' + 10 );
}
if ( c >= 'a' && c <= 'f' ) {
return( c - 'a' + 10 );
}
return( -1 );
}
static int
put_substring_filter( BerElement *ber, char *type, char *val )
{
char *nextstar, gotstar = 0;
unsigned long ftype;
int len;
LDAPDebug( LDAP_DEBUG_TRACE, "put_substring_filter \"%s=%s\"\n", type,
val, 0 );
if ( ber_printf( ber, "t{s{", LDAP_FILTER_SUBSTRINGS, type ) == -1 ) {
return( -1 );
}
for ( ; val != NULL; val = nextstar ) {
if ( (nextstar = find_star( val )) != NULL ) {
*nextstar++ = '\0';
}
if ( gotstar == 0 ) {
ftype = LDAP_SUBSTRING_INITIAL;
} else if ( nextstar == NULL ) {
ftype = LDAP_SUBSTRING_FINAL;
} else {
ftype = LDAP_SUBSTRING_ANY;
}
if ( *val != '\0' ) {
if (( len = unescape_filterval( val )) < 0 ||
ber_printf( ber, "to", ftype, val, len ) == -1 ) {
return( -1 );
}
}
gotstar = 1;
}
if ( ber_printf( ber, "}}" ) == -1 ) {
return( -1 );
}
return( 0 );
}
int
LDAP_CALL
ldap_search_st(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
struct timeval *timeout,
LDAPMessage **res
)
{
return( nsldapi_search_s( ld, base, scope, filter, attrs, attrsonly,
NULL, NULL, timeout, -1, -1, res ));
}
int
LDAP_CALL
ldap_search_s(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPMessage **res
)
{
return( nsldapi_search_s( ld, base, scope, filter, attrs, attrsonly,
NULL, NULL, NULL, -1, -1, res ));
}
int LDAP_CALL
ldap_search_ext_s(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPControl **serverctrls,
LDAPControl **clientctrls,
struct timeval *timeoutp,
int sizelimit,
LDAPMessage **res
)
{
return( nsldapi_search_s( ld, base, scope, filter, attrs, attrsonly,
serverctrls, clientctrls, timeoutp,
nsldapi_timeval2ldaplimit( timeoutp, -1 ), sizelimit, res ));
}
static int
nsldapi_search_s(
LDAP *ld,
const char *base,
int scope,
const char *filter,
char **attrs,
int attrsonly,
LDAPControl **serverctrls,
LDAPControl **clientctrls,
struct timeval *localtimeoutp,
int timelimit, /* -1 means use ld->ld_timelimit */
int sizelimit, /* -1 means use ld->ld_sizelimit */
LDAPMessage **res
)
{
int err, msgid;
/*
* It is an error to pass in a zero'd timeval.
*/
if ( localtimeoutp != NULL && localtimeoutp->tv_sec == 0 &&
localtimeoutp->tv_usec == 0 ) {
if ( ld != NULL ) {
LDAP_SET_LDERRNO( ld, LDAP_PARAM_ERROR, NULL, NULL );
}
if ( res != NULL ) {
*res = NULL;
}
return( LDAP_PARAM_ERROR );
}
if (( err = nsldapi_search( ld, base, scope, filter, attrs, attrsonly,
serverctrls, clientctrls, timelimit, sizelimit, &msgid ))
!= LDAP_SUCCESS ) {
if ( res != NULL ) {
*res = NULL;
}
return( err );
}
if ( ldap_result( ld, msgid, 1, localtimeoutp, res ) == -1 ) {
/*
* Error. ldap_result() sets *res to NULL for us.
*/
return( LDAP_GET_LDERRNO( ld, NULL, NULL ) );
}
if ( LDAP_GET_LDERRNO( ld, NULL, NULL ) == LDAP_TIMEOUT ) {
(void) ldap_abandon( ld, msgid );
err = LDAP_TIMEOUT;
LDAP_SET_LDERRNO( ld, err, NULL, NULL );
if ( res != NULL ) {
*res = NULL;
}
return( err );
}
return( ldap_result2error( ld, *res, 0 ) );
}