#include "portable.h"
#include <stdio.h>
#include <ac/ctype.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include "ldap_pvt.h"
#include "slap.h"
#include "lutil.h"
const struct berval slap_empty_bv = { 0, "" };
#define AVA_PRIVATE( ava ) ( ( AttributeDescription * )(ava)->la_private )
static int
LDAPDN_validate( LDAPDN *dn )
{
int iRDN;
int rc;
assert( dn );
for ( iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
LDAPRDN *rdn = dn[ 0 ][ iRDN ];
int iAVA;
assert( rdn );
for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
LDAPAVA *ava = rdn[ 0 ][ iAVA ];
AttributeDescription *ad;
slap_syntax_validate_func *validate = NULL;
assert( ava );
if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
const char *text = NULL;
rc = slap_bv2ad( &ava->la_attr, &ad, &text );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
ava->la_private = ( void * )ad;
}
ava->la_attr = ad->ad_cname;
validate = ad->ad_type->sat_syntax->ssyn_validate;
if ( validate ) {
rc = ( *validate )( ad->ad_type->sat_syntax,
&ava->la_value );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
}
}
}
return LDAP_SUCCESS;
}
int
dnValidate(
Syntax *syntax,
struct berval *in )
{
int rc;
LDAPDN *dn = NULL;
assert( in );
if ( in->bv_len == 0 ) {
return LDAP_SUCCESS;
} else if ( in->bv_len > SLAP_LDAPDN_MAXLEN ) {
return LDAP_INVALID_SYNTAX;
}
rc = ldap_bv2dn( in, &dn, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
assert( strlen( in->bv_val ) == in->bv_len );
rc = LDAPDN_validate( dn );
ldap_dnfree( dn );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
return LDAP_SUCCESS;
}
static void
AVA_Sort( LDAPRDN *rdn, int iAVA )
{
int i;
LDAPAVA *ava_in = rdn[ 0 ][ iAVA ];
assert( rdn );
assert( ava_in );
for ( i = 0; i < iAVA; i++ ) {
LDAPAVA *ava = rdn[ 0 ][ i ];
int a, j;
assert( ava );
a = strcmp( ava_in->la_attr.bv_val, ava->la_attr.bv_val );
if ( a > 0 ) {
break;
}
while ( a == 0 ) {
int v, d;
d = ava_in->la_value.bv_len - ava->la_value.bv_len;
v = memcmp( ava_in->la_value.bv_val,
ava->la_value.bv_val,
d <= 0 ? ava_in->la_value.bv_len
: ava->la_value.bv_len );
if ( v == 0 && d != 0 ) {
v = d;
}
if ( v <= 0 ) {
break;
}
if ( ++i == iAVA ) {
return;
}
ava = rdn[ 0 ][ i ];
a = strcmp( ava_in->la_attr.bv_val,
ava->la_attr.bv_val );
}
for ( j = iAVA; j > i; j-- ) {
rdn[ 0 ][ j ] = rdn[ 0 ][ j - 1 ];
}
rdn[ 0 ][ i ] = ava_in;
return;
}
}
static int
LDAPDN_rewrite( LDAPDN *dn, unsigned flags )
{
int iRDN;
int rc;
assert( dn );
for ( iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
LDAPRDN *rdn = dn[ 0 ][ iRDN ];
int iAVA;
assert( rdn );
for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
LDAPAVA *ava = rdn[ 0 ][ iAVA ];
AttributeDescription *ad;
slap_syntax_validate_func *validf = NULL;
slap_syntax_transform_func *transf = NULL;
MatchingRule *mr;
struct berval bv = { 0, NULL };
int do_sort = 0;
assert( ava );
if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
const char *text = NULL;
rc = slap_bv2ad( &ava->la_attr, &ad, &text );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
ava->la_private = ( void * )ad;
do_sort = 1;
}
ava->la_attr = ad->ad_cname;
if( ava->la_flags & LDAP_AVA_BINARY ) {
if( ava->la_value.bv_len == 0 ) {
return LDAP_INVALID_SYNTAX;
}
validf = NULL;
transf = NULL;
mr = NULL;
} else if( flags & SLAP_LDAPDN_PRETTY ) {
validf = NULL;
transf = ad->ad_type->sat_syntax->ssyn_pretty;
mr = NULL;
} else {
validf = ad->ad_type->sat_syntax->ssyn_validate;
transf = ad->ad_type->sat_syntax->ssyn_normalize;
mr = ad->ad_type->sat_equality;
}
if ( validf ) {
rc = ( *validf )( ad->ad_type->sat_syntax,
ava->la_value.bv_len
? &ava->la_value
: (struct berval *) &slap_empty_bv );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
}
if ( transf ) {
rc = ( *transf )( ad->ad_type->sat_syntax,
ava->la_value.bv_len
? &ava->la_value
: (struct berval *) &slap_empty_bv,
&bv );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
}
if( mr && ( mr->smr_usage & SLAP_MR_DN_FOLD ) ) {
char *s = bv.bv_val;
if ( UTF8bvnormalize( &bv, &bv,
LDAP_UTF8_CASEFOLD ) == NULL ) {
return LDAP_INVALID_SYNTAX;
}
free( s );
}
if( bv.bv_val ) {
free( ava->la_value.bv_val );
ava->la_value = bv;
}
if( do_sort ) AVA_Sort( rdn, iAVA );
}
}
return LDAP_SUCCESS;
}
int
dnNormalize(
Syntax *syntax,
struct berval *val,
struct berval **normalized )
{
struct berval *out;
int rc;
assert( normalized && *normalized == NULL );
out = ch_malloc( sizeof( struct berval ) );
rc = dnNormalize2( syntax, val, out );
if ( rc != LDAP_SUCCESS )
free( out );
else
*normalized = out;
return rc;
}
int
dnNormalize2(
Syntax *syntax,
struct berval *val,
struct berval *out )
{
assert( val );
assert( out );
Debug( LDAP_DEBUG_TRACE, ">>> dnNormalize: <%s>\n", val->bv_val, 0, 0 );
if ( val->bv_len != 0 ) {
LDAPDN *dn = NULL;
int rc;
rc = ldap_bv2dn( val, &dn, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
assert( strlen( val->bv_val ) == val->bv_len );
if ( LDAPDN_rewrite( dn, 0 ) != LDAP_SUCCESS ) {
ldap_dnfree( dn );
return LDAP_INVALID_SYNTAX;
}
rc = ldap_dn2bv( dn, out,
LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY );
ldap_dnfree( dn );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
} else {
ber_dupbv( out, val );
}
Debug( LDAP_DEBUG_TRACE, "<<< dnNormalize: <%s>\n", out->bv_val, 0, 0 );
return LDAP_SUCCESS;
}
int
dnPretty(
Syntax *syntax,
struct berval *val,
struct berval **pretty)
{
struct berval *out;
int rc;
assert( pretty && *pretty == NULL );
out = ch_malloc( sizeof( struct berval ) );
rc = dnPretty2( syntax, val, out );
if ( rc != LDAP_SUCCESS )
free( out );
else
*pretty = out;
return rc;
}
int
dnPretty2(
Syntax *syntax,
struct berval *val,
struct berval *out)
{
assert( val );
assert( out );
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, ARGS, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
#endif
if ( val->bv_len == 0 ) {
ber_dupbv( out, val );
} else if ( val->bv_len > SLAP_LDAPDN_MAXLEN ) {
return LDAP_INVALID_SYNTAX;
} else {
LDAPDN *dn = NULL;
int rc;
rc = ldap_bv2dn( val, &dn, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
assert( strlen( val->bv_val ) == val->bv_len );
if ( LDAPDN_rewrite( dn, SLAP_LDAPDN_PRETTY ) != LDAP_SUCCESS ) {
ldap_dnfree( dn );
return LDAP_INVALID_SYNTAX;
}
rc = ldap_dn2bv( dn, out,
LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY );
ldap_dnfree( dn );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
}
Debug( LDAP_DEBUG_TRACE, "<<< dnPretty: <%s>\n", out->bv_val, 0, 0 );
return LDAP_SUCCESS;
}
int
dnPrettyNormalDN(
Syntax *syntax,
struct berval *val,
LDAPDN **dn,
int flags )
{
assert( val );
assert( dn );
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, ARGS, ">>> dn%sDN: <%s>\n",
flags == SLAP_LDAPDN_PRETTY ? "Pretty" : "Normal",
val->bv_val, 0 );
#else
Debug( LDAP_DEBUG_TRACE, ">>> dn%sDN: <%s>\n",
flags == SLAP_LDAPDN_PRETTY ? "Pretty" : "Normal",
val->bv_val, 0 );
#endif
if ( val->bv_len == 0 ) {
return LDAP_SUCCESS;
} else if ( val->bv_len > SLAP_LDAPDN_MAXLEN ) {
return LDAP_INVALID_SYNTAX;
} else {
int rc;
rc = ldap_bv2dn( val, dn, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
assert( strlen( val->bv_val ) == val->bv_len );
if ( LDAPDN_rewrite( *dn, flags ) != LDAP_SUCCESS ) {
ldap_dnfree( *dn );
*dn = NULL;
return LDAP_INVALID_SYNTAX;
}
}
Debug( LDAP_DEBUG_TRACE, "<<< dn%sDN\n",
flags == SLAP_LDAPDN_PRETTY ? "Pretty" : "Normal",
0, 0 );
return LDAP_SUCCESS;
}
int
dnPrettyNormal(
Syntax *syntax,
struct berval *val,
struct berval *pretty,
struct berval *normal)
{
#ifdef NEW_LOGGING
LDAP_LOG ( OPERATION, ENTRY, ">>> dnPrettyNormal: <%s>\n", val->bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE, ">>> dnPrettyNormal: <%s>\n", val->bv_val, 0, 0 );
#endif
assert( val );
assert( pretty );
assert( normal );
if ( val->bv_len == 0 ) {
ber_dupbv( pretty, val );
ber_dupbv( normal, val );
} else if ( val->bv_len > SLAP_LDAPDN_MAXLEN ) {
return LDAP_INVALID_SYNTAX;
} else {
LDAPDN *dn = NULL;
int rc;
pretty->bv_val = NULL;
normal->bv_val = NULL;
pretty->bv_len = 0;
normal->bv_len = 0;
rc = ldap_bv2dn( val, &dn, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return LDAP_INVALID_SYNTAX;
}
assert( strlen( val->bv_val ) == val->bv_len );
if ( LDAPDN_rewrite( dn, SLAP_LDAPDN_PRETTY ) != LDAP_SUCCESS ) {
ldap_dnfree( dn );
return LDAP_INVALID_SYNTAX;
}
rc = ldap_dn2bv( dn, pretty,
LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY );
if ( rc != LDAP_SUCCESS ) {
ldap_dnfree( dn );
return LDAP_INVALID_SYNTAX;
}
if ( LDAPDN_rewrite( dn, 0 ) != LDAP_SUCCESS ) {
ldap_dnfree( dn );
free( pretty->bv_val );
pretty->bv_val = NULL;
pretty->bv_len = 0;
return LDAP_INVALID_SYNTAX;
}
rc = ldap_dn2bv( dn, normal,
LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY );
ldap_dnfree( dn );
if ( rc != LDAP_SUCCESS ) {
free( pretty->bv_val );
pretty->bv_val = NULL;
pretty->bv_len = 0;
return LDAP_INVALID_SYNTAX;
}
}
#ifdef NEW_LOGGING
LDAP_LOG (OPERATION, RESULTS, "<<< dnPrettyNormal: <%s>, <%s>\n",
pretty->bv_val, normal->bv_val, 0 );
#else
Debug( LDAP_DEBUG_TRACE, "<<< dnPrettyNormal: <%s>, <%s>\n",
pretty->bv_val, normal->bv_val, 0 );
#endif
return LDAP_SUCCESS;
}
int
dnMatch(
int *matchp,
slap_mask_t flags,
Syntax *syntax,
MatchingRule *mr,
struct berval *value,
void *assertedValue )
{
int match;
struct berval *asserted = (struct berval *) assertedValue;
assert( matchp );
assert( value );
assert( assertedValue );
match = value->bv_len - asserted->bv_len;
if ( match == 0 ) {
match = memcmp( value->bv_val, asserted->bv_val,
value->bv_len );
}
#ifdef NEW_LOGGING
LDAP_LOG( CONFIG, ENTRY, "dnMatch: %d\n %s\n %s\n",
match, value->bv_val, asserted->bv_val );
#else
Debug( LDAP_DEBUG_ARGS, "dnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
match, value->bv_val, asserted->bv_val );
#endif
*matchp = match;
return( LDAP_SUCCESS );
}
void
dnParent(
struct berval *dn,
struct berval *pdn )
{
char *p;
p = strchr( dn->bv_val, ',' );
if ( p == NULL ) {
pdn->bv_len = 0;
pdn->bv_val = dn->bv_val + dn->bv_len;
return;
}
assert( DN_SEPARATOR( p[ 0 ] ) );
p++;
assert( ATTR_LEADCHAR( p[ 0 ] ) );
pdn->bv_val = p;
pdn->bv_len = dn->bv_len - (p - dn->bv_val);
return;
}
int
dnExtractRdn(
struct berval *dn,
struct berval *rdn )
{
LDAPRDN *tmpRDN;
const char *p;
int rc;
assert( dn );
assert( rdn );
if( dn->bv_len == 0 ) {
return LDAP_OTHER;
}
rc = ldap_bv2rdn( dn, &tmpRDN, (char **)&p, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return rc;
}
rc = ldap_rdn2bv( tmpRDN, rdn, LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY );
ldap_rdnfree( tmpRDN );
if ( rc != LDAP_SUCCESS ) {
return rc;
}
return LDAP_SUCCESS;
}
int
dn_rdnlen(
Backend *be,
struct berval *dn_in )
{
const char *p;
assert( dn_in );
if ( dn_in == NULL ) {
return 0;
}
if ( !dn_in->bv_len ) {
return 0;
}
if ( be != NULL && be_issuffix( be, dn_in ) ) {
return 0;
}
p = strchr( dn_in->bv_val, ',' );
return p ? p - dn_in->bv_val : dn_in->bv_len;
}
int
rdnValidate( struct berval *rdn )
{
#if 1
if( rdn == NULL || rdn->bv_len == 0 ||
rdn->bv_len > SLAP_LDAPDN_MAXLEN )
{
return LDAP_INVALID_SYNTAX;
}
return strchr( rdn->bv_val, ',' ) == NULL
? LDAP_SUCCESS : LDAP_INVALID_SYNTAX;
#else
LDAPRDN *RDN, **DN[ 2 ] = { &RDN, NULL };
const char *p;
int rc;
if ( rdn == NULL || rdn == '\0' ) {
return 0;
}
rc = ldap_bv2rdn( rdn, &RDN, (char **)&p, LDAP_DN_FORMAT_LDAP );
if ( rc != LDAP_SUCCESS ) {
return 0;
}
if ( p[ 0 ] != '\0' ) {
return 0;
}
if ( rc == LDAP_SUCCESS ) {
rc = LDAPDN_validate( DN );
}
ldap_rdnfree( RDN );
return ( rc == LDAP_SUCCESS );
#endif
}
void
build_new_dn( struct berval * new_dn,
struct berval * parent_dn,
struct berval * newrdn )
{
char *ptr;
if ( parent_dn == NULL ) {
ber_dupbv( new_dn, newrdn );
return;
}
new_dn->bv_len = parent_dn->bv_len + newrdn->bv_len + 1;
new_dn->bv_val = (char *) ch_malloc( new_dn->bv_len + 1 );
ptr = lutil_strcopy( new_dn->bv_val, newrdn->bv_val );
*ptr++ = ',';
strcpy( ptr, parent_dn->bv_val );
}
int
dnIsSuffix(
const struct berval *dn,
const struct berval *suffix )
{
int d = dn->bv_len - suffix->bv_len;
assert( dn );
assert( suffix );
if ( suffix->bv_len == 0 ) {
return 1;
}
if ( d < 0 ) {
return 0;
}
if ( d > 1 && !DN_SEPARATOR( dn->bv_val[ d - 1 ] ) ) {
return 0;
}
if ( d == 1 ) {
return 0;
}
return( strcmp( dn->bv_val + d, suffix->bv_val ) == 0 );
}
#ifdef HAVE_TLS
int
dnX509normalize( void *x509_name, struct berval *out )
{
return ldap_X509dn2bv( x509_name, out, LDAPDN_rewrite, 0 );
}
int
dnX509peerNormalize( void *ssl, struct berval *dn )
{
return ldap_pvt_tls_get_peer_dn( ssl, dn, (LDAPDN_rewrite_dummy *)LDAPDN_rewrite, 0 );
}
#endif