schema_init.c 36.5 KB
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/* schema_init.c - init builtin schema */
/* $OpenLDAP$ */
/*
Kurt Zeilenga's avatar
Kurt Zeilenga committed
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 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
 */

#include "portable.h"

#include <stdio.h>

#include <ac/ctype.h>
#include <ac/string.h>
#include <ac/socket.h>

#include "slap.h"
#include "ldap_pvt.h"
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#include "lutil_md5.h"

static int
octetStringMatch(
	int *matchp,
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
	void *assertedValue )
{
	int match = value->bv_len - ((struct berval *) assertedValue)->bv_len;

	if( match == 0 ) {
		match = memcmp( value->bv_val,
			((struct berval *) assertedValue)->bv_val,
			value->bv_len );
	}

	*matchp = match;
	return LDAP_SUCCESS;
}

/* Index generation function */
int octetStringIndexer(
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *prefix,
	struct berval **values,
	struct berval ***keysp )
{
	int i;
	size_t slen, mlen;
	struct berval **keys;
	lutil_MD5_CTX   MD5context;
	unsigned char   MD5digest[16];
	struct berval digest;
	digest.bv_val = MD5digest;
	digest.bv_len = sizeof(MD5digest);

	for( i=0; values[i] != NULL; i++ ) {
		/* just count them */
	}

	assert( i > 0 );

	keys = ch_malloc( sizeof( struct berval * ) * (i+1) );

	slen = strlen( syntax->ssyn_oid );
	mlen = strlen( mr->smr_oid );

	for( i=0; values[i] != NULL; i++ ) {
		lutil_MD5Init( &MD5context );
		if( prefix != NULL && prefix->bv_len > 0 ) {
			lutil_MD5Update( &MD5context,
				prefix->bv_val, prefix->bv_len );
		}
		lutil_MD5Update( &MD5context,
			syntax->ssyn_oid, slen );
		lutil_MD5Update( &MD5context,
			mr->smr_oid, mlen );
		lutil_MD5Update( &MD5context,
			values[i]->bv_val, values[i]->bv_len );
		lutil_MD5Final( MD5digest, &MD5context );

		keys[i] = ber_bvdup( &digest );
	}

	keys[i] = NULL;

	*keysp = keys;

	return LDAP_SUCCESS;
}

/* Index generation function */
int octetStringFilter(
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *prefix,
	void * assertValue,
	struct berval ***keysp )
{
	size_t slen, mlen;
	struct berval **keys;
	lutil_MD5_CTX   MD5context;
	unsigned char   MD5digest[LUTIL_MD5_BYTES];
	struct berval *value = (struct berval *) assertValue;
	struct berval digest;
	digest.bv_val = MD5digest;
	digest.bv_len = sizeof(MD5digest);

	slen = strlen( syntax->ssyn_oid );
	mlen = strlen( mr->smr_oid );

	keys = ch_malloc( sizeof( struct berval * ) * 2 );

	lutil_MD5Init( &MD5context );
	if( prefix != NULL && prefix->bv_len > 0 ) {
		lutil_MD5Update( &MD5context,
			prefix->bv_val, prefix->bv_len );
	}
	lutil_MD5Update( &MD5context,
		syntax->ssyn_oid, slen );
	lutil_MD5Update( &MD5context,
		mr->smr_oid, mlen );
	lutil_MD5Update( &MD5context,
		value->bv_val, value->bv_len );
	lutil_MD5Final( MD5digest, &MD5context );

	keys[0] = ber_bvdup( &digest );
	keys[1] = NULL;

	*keysp = keys;

	return LDAP_SUCCESS;
}
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static int
dnValidate(
	Syntax *syntax,
	struct berval *in )
{
	int rc;
	char *dn;

	if( in->bv_len == 0 ) return LDAP_SUCCESS;

	dn = ch_strdup( in->bv_val );

	rc = dn_validate( dn ) == NULL
		? LDAP_INVALID_SYNTAX : LDAP_SUCCESS;

	ch_free( dn );
	return rc;
}

static int
dnNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	struct berval *out = ber_bvdup( val );

	if( out->bv_len != 0 ) {
		char *dn;
#ifdef USE_DN_NORMALIZE
		dn = dn_normalize( out->bv_val );
#else
		dn = dn_validate( out->bv_val );
#endif

		if( dn == NULL ) {
			ber_bvfree( out );
			return LDAP_INVALID_SYNTAX;
		}

		out->bv_val = dn;
		out->bv_len = strlen( dn );
	}

	*normalized = out;
	return LDAP_SUCCESS;
}

static int
dnMatch(
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	int *matchp,
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	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
	void *assertedValue )
{
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	int match;
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	struct berval *asserted = (struct berval *) assertedValue;
	
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	match = value->bv_len - asserted->bv_len;

	if( match == 0 ) {
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#ifdef USE_DN_NORMALIZE
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		match = strcmp( value->bv_val, asserted->bv_val );
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#else
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		match = strcasecmp( value->bv_val, asserted->bv_val );
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#endif
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	}

	Debug( LDAP_DEBUG_ARGS, "dnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
	    match, value->bv_val, asserted->bv_val );

	*matchp = match;
	return LDAP_SUCCESS;
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}
	
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static int
inValidate(
	Syntax *syntax,
	struct berval *in )
{
	/* any value allowed */
	return LDAP_OTHER;
}

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static int
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blobValidate(
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	Syntax *syntax,
	struct berval *in )
{
	/* any value allowed */
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	return LDAP_SUCCESS;
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}

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#define berValidate blobValidate

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static int
UTF8StringValidate(
	Syntax *syntax,
	struct berval *in )
{
	ber_len_t count;
	int len;
	unsigned char *u = in->bv_val;

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	for( count = in->bv_len; count > 0; count-=len, u+=len ) {
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		/* get the length indicated by the first byte */
		len = LDAP_UTF8_CHARLEN( u );

		/* should not be zero */
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		if( len == 0 ) return LDAP_INVALID_SYNTAX;
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		/* make sure len corresponds with the offset
			to the next character */
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		if( LDAP_UTF8_OFFSET( u ) != len ) return LDAP_INVALID_SYNTAX;
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	}

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	if( count != 0 ) return LDAP_INVALID_SYNTAX;
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	return LDAP_SUCCESS;
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}

static int
UTF8StringNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	struct berval *newval;
	char *p, *q, *s;

	newval = ch_malloc( sizeof( struct berval ) );

	p = val->bv_val;

	/* Ignore initial whitespace */
	while ( ldap_utf8_isspace( p ) ) {
		LDAP_UTF8_INCR( p );
	}

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	if( *p == '\0' ) {
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		ch_free( newval );
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		return LDAP_INVALID_SYNTAX;
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	}

	newval->bv_val = ch_strdup( p );
	p = q = newval->bv_val;
	s = NULL;

	while ( *p ) {
		int len;

		if ( ldap_utf8_isspace( p ) ) {
			len = LDAP_UTF8_COPY(q,p);
			s=q;
			p+=len;
			q+=len;

			/* Ignore the extra whitespace */
			while ( ldap_utf8_isspace( p ) ) {
				LDAP_UTF8_INCR( p );
			}
		} else {
			len = LDAP_UTF8_COPY(q,p);
			s=NULL;
			p+=len;
			q+=len;
		}
	}

	assert( *newval->bv_val );
	assert( newval->bv_val < p );
	assert( p <= q );

	/* cannot start with a space */
	assert( !ldap_utf8_isspace(newval->bv_val) );

	/*
	 * If the string ended in space, backup the pointer one
	 * position.  One is enough because the above loop collapsed
	 * all whitespace to a single space.
	 */

	if ( s != NULL ) {
		q = s;
	}

	/* cannot end with a space */
	assert( !ldap_utf8_isspace( LDAP_UTF8_PREV(q) ) );

	/* null terminate */
	*q = '\0';

	newval->bv_len = q - newval->bv_val;
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	*normalized = newval;
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	return LDAP_SUCCESS;
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}

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static int
oidValidate(
	Syntax *syntax,
	struct berval *val )
{
	ber_len_t i;

	if( val->bv_len == 0 ) return 0;

	if( isdigit(val->bv_val[0]) ) {
		int dot = 0;
		for(i=1; i < val->bv_len; i++) {
			if( val->bv_val[i] == '.' ) {
				if( dot++ ) return 1;
			} else if ( isdigit(val->bv_val[i]) ) {
				dot = 0;
			} else {
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				return LDAP_INVALID_SYNTAX;
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			}
		}

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		return !dot ? LDAP_SUCCESS : LDAP_INVALID_SYNTAX;
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	} else if( isalpha(val->bv_val[0]) ) {
		for(i=1; i < val->bv_len; i++) {
			if( !isalpha(val->bv_val[i] ) ) {
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				return LDAP_INVALID_SYNTAX;
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			}
		}

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		return LDAP_SUCCESS;
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	}
	
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	return LDAP_INVALID_SYNTAX;
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}

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static int
integerValidate(
	Syntax *syntax,
	struct berval *val )
{
	ber_len_t i;

	for(i=0; i < val->bv_len; i++) {
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		if( !isdigit(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
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	}

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	return LDAP_SUCCESS;
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}

static int
printableStringValidate(
	Syntax *syntax,
	struct berval *val )
{
	ber_len_t i;

	for(i=0; i < val->bv_len; i++) {
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		if( !isprint(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
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	}

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	return LDAP_SUCCESS;
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}

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static int
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IA5StringValidate(
	Syntax *syntax,
	struct berval *val )
{
	ber_len_t i;

	for(i=0; i < val->bv_len; i++) {
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		if( !isascii(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
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	}

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	return LDAP_SUCCESS;
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}

static int
IA5StringConvert(
	Syntax *syntax,
	struct berval *in,
	struct berval **out )
{
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	ldap_unicode_t *u;
	ber_len_t i, len = in->bv_len;
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	struct berval *bv = ch_malloc( sizeof(struct berval) );

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	bv->bv_len = len * sizeof( ldap_unicode_t );
	bv->bv_val = (char *) u = ch_malloc( bv->bv_len + sizeof( ldap_unicode_t ) );;

	for(i=0; i < len; i++ ) {
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		/*
		 * IA5StringValidate should have been called to ensure
		 * input is limited to IA5.
		 */
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		u[i] = in->bv_val[i];
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	}
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	u[i] = 0;
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	*out = bv;
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	return LDAP_SUCCESS;
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}

static int
IA5StringNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	struct berval *newval;
	char *p, *q;

	newval = ch_malloc( sizeof( struct berval ) );

	p = val->bv_val;

	/* Ignore initial whitespace */
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	while ( isspace( *p ) ) {
		p++;
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	}

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	if( *p != '\0' ) {
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		ch_free( newval );
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		return LDAP_INVALID_SYNTAX;
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	}

	newval->bv_val = ch_strdup( p );
	p = q = newval->bv_val;

	while ( *p ) {
		if ( isspace( *p ) ) {
			*q++ = *p++;

			/* Ignore the extra whitespace */
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			while ( isspace( *p ) ) {
				p++;
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			}
		} else {
			*q++ = *p++;
		}
	}

	assert( *newval->bv_val );
	assert( newval->bv_val < p );
	assert( p <= q );

	/* cannot start with a space */
	assert( !isspace(*newval->bv_val) );

	/*
	 * If the string ended in space, backup the pointer one
	 * position.  One is enough because the above loop collapsed
	 * all whitespace to a single space.
	 */

	if ( isspace( q[-1] ) ) {
		--q;
	}

	/* cannot end with a space */
	assert( !isspace( q[-1] ) );

	/* null terminate */
	*q = '\0';

	newval->bv_len = q - newval->bv_val;
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	*normalized = newval;
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	return LDAP_SUCCESS;
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}

static int
caseExactIA5Match(
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	int *match,
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	unsigned use,
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	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
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	void *assertedValue )
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{
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	*match = strcmp( value->bv_val,
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		((struct berval *) assertedValue)->bv_val );
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	return LDAP_SUCCESS;
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}

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static int
caseExactIA5SubstringsMatch(
	int *matchp,
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
	void *assertedValue )
{
	int match = 0;
	SubstringsAssertion *sub = assertedValue;
	struct berval left = *value;
	int i;
	ber_len_t inlen=0;

	if( sub->sa_initial ) {
		inlen += sub->sa_initial->bv_len;
	}
	if( sub->sa_any ) {
		for(i=0; sub->sa_any[i]; i++) {
			inlen += sub->sa_final->bv_len;
		}
	}
	if( sub->sa_final ) {
		inlen += sub->sa_final->bv_len;
	}

	if( inlen > value->bv_len ) {
		match = 1;
		goto done;
	}

	if( sub->sa_initial ) {
		match = strncmp( sub->sa_initial->bv_val, left.bv_val,
			sub->sa_initial->bv_len );

		if( match != 0 ) {
			goto done;
		}

		left.bv_val += sub->sa_initial->bv_len;
		left.bv_len -= sub->sa_initial->bv_len;
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		inlen -= sub->sa_initial->bv_len;
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	}

	if( sub->sa_final ) {
		match = strncmp( sub->sa_final->bv_val,
			&left.bv_val[left.bv_len - sub->sa_final->bv_len],
			sub->sa_final->bv_len );

		if( match != 0 ) {
			goto done;
		}

		left.bv_len -= sub->sa_final->bv_len;
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		inlen -= sub->sa_initial->bv_len;
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	}

	if( sub->sa_any ) {
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		for(i=0; sub->sa_any[i]; i++) {
			ber_len_t idx;
			char *p;

retry:
			if( inlen < left.bv_len ) {
				/* not enough length */
				match = 1;
				goto done;
			}

			if( sub->sa_any[i]->bv_len == 0 ) {
				continue;
			}

			p = strchr( left.bv_val, *sub->sa_any[i]->bv_val );

			if( p == NULL ) {
				match = 1;
				goto done;
			}

			idx = p - left.bv_val;
			assert( idx < left.bv_len );

			if( idx >= left.bv_len ) {
				/* this shouldn't happen */
				return LDAP_OTHER;
			}

			left.bv_val = p;
			left.bv_len -= idx;

			if( sub->sa_any[i]->bv_len > left.bv_len ) {
				/* not enough left */
				match = 1;
				goto done;
			}

			match = strncmp( left.bv_val,
				sub->sa_any[i]->bv_val,
				sub->sa_any[i]->bv_len );


			if( match != 0 ) {
				goto retry;
			}

			left.bv_val += sub->sa_any[i]->bv_len;
			left.bv_len -= sub->sa_any[i]->bv_len;
		}
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	}

done:
	*matchp = match;
	return LDAP_SUCCESS;
}

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static int
caseIgnoreIA5Match(
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	int *match,
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	unsigned use,
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	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
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	void *assertedValue )
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{
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	*match = strcasecmp( value->bv_val,
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		((struct berval *) assertedValue)->bv_val );
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	return LDAP_SUCCESS;
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}

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static char *strcasechr( const char *str, int c )
{
	char *lower = strchr( str, TOLOWER(c) );
	char *upper = strchr( str, TOUPPER(c) );

	if( lower && upper ) {
		return lower < upper ? lower : upper;
	} else if ( lower ) {
		return lower;
	} else {
		return upper;
	}
}

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static int
caseIgnoreIA5SubstringsMatch(
	int *matchp,
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *value,
	void *assertedValue )
{
	int match = 0;
	SubstringsAssertion *sub = assertedValue;
	struct berval left = *value;
	int i;
	ber_len_t inlen=0;

	if( sub->sa_initial ) {
		inlen += sub->sa_initial->bv_len;
	}
	if( sub->sa_any ) {
		for(i=0; sub->sa_any[i]; i++) {
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			inlen += sub->sa_any[i]->bv_len;
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		}
	}
	if( sub->sa_final ) {
		inlen += sub->sa_final->bv_len;
	}

	if( inlen > value->bv_len ) {
		match = 1;
		goto done;
	}

	if( sub->sa_initial ) {
		match = strncasecmp( sub->sa_initial->bv_val, left.bv_val,
			sub->sa_initial->bv_len );

		if( match != 0 ) {
			goto done;
		}

		left.bv_val += sub->sa_initial->bv_len;
		left.bv_len -= sub->sa_initial->bv_len;
	}

	if( sub->sa_final ) {
		match = strncasecmp( sub->sa_final->bv_val,
			&left.bv_val[left.bv_len - sub->sa_final->bv_len],
			sub->sa_final->bv_len );

		if( match != 0 ) {
			goto done;
		}

		left.bv_len -= sub->sa_final->bv_len;
	}

	if( sub->sa_any ) {
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		for(i=0; sub->sa_any[i]; i++) {
			ber_len_t idx;
			char *p;

retry:
			if( inlen < left.bv_len ) {
				/* not enough length */
				match = 1;
				goto done;
			}

			if( sub->sa_any[i]->bv_len == 0 ) {
				continue;
			}

			p = strcasechr( left.bv_val, *sub->sa_any[i]->bv_val );

			if( p == NULL ) {
				match = 1;
				goto done;
			}

			idx = p - left.bv_val;
			assert( idx < left.bv_len );

			if( idx >= left.bv_len ) {
				/* this shouldn't happen */
				return LDAP_OTHER;
			}

			left.bv_val = p;
			left.bv_len -= idx;

			if( sub->sa_any[i]->bv_len > left.bv_len ) {
				/* not enough left */
				match = 1;
				goto done;
			}

			match = strncasecmp( left.bv_val,
				sub->sa_any[i]->bv_val,
				sub->sa_any[i]->bv_len );


			if( match != 0 ) {
				goto retry;
			}

			left.bv_val += sub->sa_any[i]->bv_len;
			left.bv_len -= sub->sa_any[i]->bv_len;
		}
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	}

done:
	*matchp = match;
	return LDAP_SUCCESS;
}
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/* Index generation function */
int caseIgnoreIA5Indexer(
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *prefix,
	struct berval **values,
	struct berval ***keysp )
{
	int i;
	size_t slen, mlen;
	struct berval **keys;
	lutil_MD5_CTX   MD5context;
	unsigned char   MD5digest[16];
	struct berval digest;
	digest.bv_val = MD5digest;
	digest.bv_len = sizeof(MD5digest);

	for( i=0; values[i] != NULL; i++ ) {
		/* just count them */
	}

	assert( i > 0 );

	keys = ch_malloc( sizeof( struct berval * ) * (i+1) );

	slen = strlen( syntax->ssyn_oid );
	mlen = strlen( mr->smr_oid );

	for( i=0; values[i] != NULL; i++ ) {
		struct berval *value = ber_bvdup( values[i] );
		ldap_pvt_str2upper( value->bv_val );

		lutil_MD5Init( &MD5context );
		if( prefix != NULL && prefix->bv_len > 0 ) {
			lutil_MD5Update( &MD5context,
				prefix->bv_val, prefix->bv_len );
		}
		lutil_MD5Update( &MD5context,
			syntax->ssyn_oid, slen );
		lutil_MD5Update( &MD5context,
			mr->smr_oid, mlen );
		lutil_MD5Update( &MD5context,
			value->bv_val, value->bv_len );
		lutil_MD5Final( MD5digest, &MD5context );

		ber_bvfree( value );

		keys[i] = ber_bvdup( &digest );
	}

	keys[i] = NULL;
	*keysp = keys;
	return LDAP_SUCCESS;
}

/* Index generation function */
int caseIgnoreIA5Filter(
	unsigned use,
	Syntax *syntax,
	MatchingRule *mr,
	struct berval *prefix,
	void * assertValue,
	struct berval ***keysp )
{
	size_t slen, mlen;
	struct berval **keys;
	lutil_MD5_CTX   MD5context;
	unsigned char   MD5digest[LUTIL_MD5_BYTES];
	struct berval *value;
	struct berval digest;
	digest.bv_val = MD5digest;
	digest.bv_len = sizeof(MD5digest);

	slen = strlen( syntax->ssyn_oid );
	mlen = strlen( mr->smr_oid );

	value = ber_bvdup( (struct berval *) assertValue );
	ldap_pvt_str2upper( value->bv_val );

	keys = ch_malloc( sizeof( struct berval * ) * 2 );

	lutil_MD5Init( &MD5context );
	if( prefix != NULL && prefix->bv_len > 0 ) {
		lutil_MD5Update( &MD5context,
			prefix->bv_val, prefix->bv_len );
	}
	lutil_MD5Update( &MD5context,
		syntax->ssyn_oid, slen );
	lutil_MD5Update( &MD5context,
		mr->smr_oid, mlen );
	lutil_MD5Update( &MD5context,
		value->bv_val, value->bv_len );
	lutil_MD5Final( MD5digest, &MD5context );

	keys[0] = ber_bvdup( &digest );
	keys[1] = NULL;

	ber_bvfree( value );

	*keysp = keys;
	return LDAP_SUCCESS;
}

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static int
NumericStringNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	/* similiar to IA5StringNormalize except removes all spaces */
	struct berval *newval;
	char *p, *q;

	newval = ch_malloc( sizeof( struct berval ) );

	p = val->bv_val;

	/* Ignore initial whitespace */
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	while ( isspace( *p ) ) {
		p++;
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	}

	if( *p != '\0' ) {
		ch_free( newval );
		return LDAP_INVALID_SYNTAX;
	}

	newval->bv_val = ch_strdup( p );
	p = q = newval->bv_val;

	while ( *p ) {
		if ( isspace( *p ) ) {
			/* Ignore whitespace */
			p++;
		} else {
			*q++ = *p++;
		}
	}

	assert( *newval->bv_val );
	assert( newval->bv_val < p );
	assert( p <= q );

	/* cannot start with a space */
	assert( !isspace(*newval->bv_val) );

	/* cannot end with a space */
	assert( !isspace( q[-1] ) );

	/* null terminate */
	*q = '\0';

	newval->bv_len = q - newval->bv_val;
	*normalized = newval;

	return LDAP_SUCCESS;
}

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static int
check_time_syntax (struct berval *val,
	int start,
	int *parts)
{
	static int ceiling[9] = { 99, 99, 11, 30, 23, 59, 59, 12, 59 };
	static int mdays[12] = { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
	char *p, *e;
	int part, c, neg = 0;

	if( val->bv_len == 0 )
		return LDAP_INVALID_SYNTAX;

	p = (char *)val->bv_val;
	e = p + val->bv_len;

	/* Ignore initial whitespace */
	while ( ( p < e ) && isspace( *p ) ) {
		p++;
	}

	if (e - p < 13 - (2 * start))
		return LDAP_INVALID_SYNTAX;

	for (part = 0; part < 9; part++)
		parts[part] = 0;

	for (part = start; part < 7; part++) {
		c = *p;
		if ((part == 6)
			&& (c == 'Z'
				|| c == '+'
				|| c == '-'))
		{
			part++;
			break;
		}
		p++;
		c -= '0';
		if (p == e)
			return LDAP_INVALID_SYNTAX;
		if (c < 0 || c > 9)
			return LDAP_INVALID_SYNTAX;
		parts[part] = c;

		c = *p++ - '0';
		if (p == e)
			return LDAP_INVALID_SYNTAX;
		if (c < 0 || c > 9)
			return LDAP_INVALID_SYNTAX;
		parts[part] *= 10;
		parts[part] += c;

		if (part == 2 || part == 3)
			parts[part]--;
		if (parts[part] < 0)
			return LDAP_INVALID_SYNTAX;
		if (parts[part] > ceiling[part])
			return LDAP_INVALID_SYNTAX;
	}
	if (parts[2] == 1) {
		if (parts[3] > mdays[parts[2]])
			return LDAP_INVALID_SYNTAX;
		if (parts[1] & 0x03) {
			/* FIXME:  This is an incomplete leap-year
			 * check that fails in 2100, 2200, 2300,
			 * 2500, 2600, 2700, ...
			 */
			if (parts[3] > mdays[parts[2]] - 1)
				return LDAP_INVALID_SYNTAX;
		}
	}
	c = *p++;
	if (c == 'Z') {
		/* all done */
	} else if (c != '+' && c != '-') {
		return LDAP_INVALID_SYNTAX;
	} else {
		if (c == '-')
			neg = 1;
		if (p > e - 4)
			return LDAP_INVALID_SYNTAX;
		for (part = 7; part < 9; part++) {
			c = *p++ - '0';
			if (c < 0 || c > 9)
				return LDAP_INVALID_SYNTAX;
			parts[part] = c;

			c = *p++ - '0';
			if (c < 0 || c > 9)
				return LDAP_INVALID_SYNTAX;
			parts[part] *= 10;
			parts[part] += c;
			if (parts[part] < 0 || parts[part] > ceiling[part])
				return LDAP_INVALID_SYNTAX;
		}
	}

	/* Ignore trailing whitespace */
	while ( ( p < e ) && isspace( *p ) ) {
		p++;
	}
	if (p != e)
		return LDAP_INVALID_SYNTAX;

	if (neg == 0) {
		parts[4] += parts[7];
		parts[5] += parts[8];
		for (part = 7; --part > 0; ) {
			if (part != 3)
				c = ceiling[part];
			else {
				/* FIXME:  This is an incomplete leap-year
				 * check that fails in 2100, 2200, 2300,
				 * 2500, 2600, 2700, ...
				 */
				c = mdays[parts[2]];
				if (parts[2] == 1)
					c--;
			}
			if (parts[part] > c) {
				parts[part] -= c + 1;
				parts[part - 1]++;
			}
		}
	} else {
		parts[4] -= parts[7];
		parts[5] -= parts[8];
		for (part = 7; --part > 0; ) {
			if (part != 3)
				c = ceiling[part];
			else {
				/* FIXME:  This is an incomplete leap-year
				 * check that fails in 2100, 2200, 2300,
				 * 2500, 2600, 2700, ...
				 */
				c = mdays[(parts[2] - 1) % 12];
				if (parts[2] == 2)
					c--;
			}
			if (parts[part] < 0) {
				parts[part] += c + 1;
				parts[part - 1]--;
			}
		}
	}

	return LDAP_SUCCESS;
}

static int
utcTimeNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	struct berval *out;
	int parts[9], rc;

	rc = check_time_syntax(val, 1, parts);
	if (rc != LDAP_SUCCESS) {
		return rc;
	}

	*normalized = NULL;
	out = ch_malloc( sizeof(struct berval) );
	if( out == NULL )
		return LBER_ERROR_MEMORY;

	out->bv_val = ch_malloc( 14 );
	if ( out->bv_val == NULL ) {
		ch_free( out );
		return LBER_ERROR_MEMORY;
	}

	sprintf( out->bv_val, "%02ld%02ld%02ld%02ld%02ld%02ldZ",
				parts[1], parts[2] + 1, parts[3] + 1,
				parts[4], parts[5], parts[6] );
	out->bv_len = 13;
	*normalized = out;

	return LDAP_SUCCESS;
}

static int
utcTimeValidate(
	Syntax *syntax,
	struct berval *in )
{
	int parts[9];

	return check_time_syntax(in, 1, parts);
}

static int
generalizedTimeNormalize(
	Syntax *syntax,
	struct berval *val,
	struct berval **normalized )
{
	struct berval *out;
	int parts[9], rc;

	rc = check_time_syntax(val, 0, parts);
	if (rc != LDAP_SUCCESS) {
		return rc;
	}

	*normalized = NULL;
	out = ch_malloc( sizeof(struct berval) );
	if( out == NULL )
		return LBER_ERROR_MEMORY;

	out->bv_val = ch_malloc( 16 );
	if ( out->bv_val == NULL ) {
		ch_free( out );
		return LBER_ERROR_MEMORY;
	}

	sprintf( out->bv_val, "%02ld%02ld%02ld%02ld%02ld%02ld%02ldZ",
				parts[0], parts[1], parts[2] + 1, parts[3] + 1,
				parts[4], parts[5], parts[6] );
	out->bv_len = 15;
	*normalized = out;

	return LDAP_SUCCESS;
}

static int
generalizedTimeValidate(
	Syntax *syntax,
	struct berval *in )
{
	int parts[9];

	return check_time_syntax(in, 0, parts);
}

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struct syntax_defs_rec {
	char *sd_desc;
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	int sd_flags;
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	slap_syntax_validate_func *sd_validate;
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	slap_syntax_transform_func *sd_normalize;
	slap_syntax_transform_func *sd_pretty;
#ifdef SLAPD_BINARY_CONVERSION
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	slap_syntax_transform_func *sd_ber2str;
	slap_syntax_transform_func *sd_str2ber;
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#endif
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};

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#define X_HIDE "X-HIDE 'TRUE' "
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#define X_BINARY "X-BINARY-TRANSFER-REQUIRED 'TRUE' "
#define X_NOT_H_R "X-NOT-HUMAN-READABLE 'TRUE' "
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struct syntax_defs_rec syntax_defs[] = {
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	{"( 1.3.6.1.4.1.1466.115.121.1.1 DESC 'ACI Item' " X_BINARY X_NOT_H_R ")",
		SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, NULL, NULL, NULL},
	{"( 1.3.6.1.4.1.1466.115.121.1.2 DESC 'Access Point' " X_NOT_H_R ")",
		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.3 DESC 'Attribute Type Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.4 DESC 'Audio' " X_NOT_H_R ")",
		SLAP_SYNTAX_BLOB, blobValidate, NULL, NULL},
	{"( 1.3.6.1.4.1.1466.115.121.1.5 DESC 'Binary' " X_BINARY X_NOT_H_R ")",
		SLAP_SYNTAX_BER, berValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.6 DESC 'Bit String' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.7 DESC 'Boolean' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.8 DESC 'Certificate' "
		X_BINARY X_NOT_H_R ")",
		SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
	{"( 1.3.6.1.4.1.1466.115.121.1.9 DESC 'Certificate List' "
		X_BINARY X_NOT_H_R ")",
		SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.10 DESC 'Certificate Pair' "
		X_BINARY X_NOT_H_R ")",
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		SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.11 DESC 'Country String' )",
		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.12 DESC 'Distinguished Name' )",
		0, dnValidate, dnNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.13 DESC 'Data Quality' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.14 DESC 'Delivery Method' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.15 DESC 'Directory String' )",
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		0, UTF8StringValidate, UTF8StringNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.16 DESC 'DIT Content Rule Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.17 DESC 'DIT Structure Rule Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.19 DESC 'DSA Quality' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.20 DESC 'DSE Type' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.21 DESC 'Enhanced Guide' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.22 DESC 'Facsimile Telephone Number' )",
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		0, blobValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.23 DESC 'Fax' " X_NOT_H_R ")",
		SLAP_SYNTAX_BLOB, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.24 DESC 'Generalized Time' )",
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		0, generalizedTimeValidate, generalizedTimeNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.25 DESC 'Guide' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.26 DESC 'IA5 String' )",
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		0, IA5StringValidate, IA5StringNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.27 DESC 'Integer' )",
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		0, integerValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.28 DESC 'JPEG' " X_NOT_H_R ")",
		SLAP_SYNTAX_BLOB, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.29 DESC 'Master And Shadow Access Points' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.30 DESC 'Matching Rule Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.31 DESC 'Matching Rule Use Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.32 DESC 'Mail Preference' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.33 DESC 'MHS OR Address' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.34 DESC 'Name And Optional UID' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.35 DESC 'Name Form Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.36 DESC 'Numeric String' )",
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		0, IA5StringValidate, NumericStringNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.37 DESC 'Object Class Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.38 DESC 'OID' )",
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		0, oidValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.39 DESC 'Other Mailbox' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.40 DESC 'Octet String' )",
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		0, blobValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.41 DESC 'Postal Address' )",
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		0, blobValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.42 DESC 'Protocol Information' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.43 DESC 'Presentation Address' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.44 DESC 'Printable String' )",
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		0, printableStringValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.49 DESC 'Supported Algorithm' "
		X_BINARY X_NOT_H_R ")",
		SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.50 DESC 'Telephone Number' )",
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		0, blobValidate, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.51 DESC 'Teletex Terminal Identifier' )",
		0, NULL, NULL, NULL},
	{"( 1.3.6.1.4.1.1466.115.121.1.52 DESC 'Telex Number' )",
		0, NULL, NULL, NULL},
	{"( 1.3.6.1.4.1.1466.115.121.1.53 DESC 'UTC Time' )",
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		0, utcTimeValidate, utcTimeNormalize, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.54 DESC 'LDAP Syntax Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.55 DESC 'Modify Rights' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.56 DESC 'LDAP Schema Definition' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.57 DESC 'LDAP Schema Description' )",
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		0, NULL, NULL, NULL},
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	{"( 1.3.6.1.4.1.1466.115.121.1.58 DESC 'Substring Assertion' )",
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		0, NULL, NULL, NULL},
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	/* OpenLDAP Experimental Syntaxes */
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	{"( 1.3.6.1.4.1.4203.666.2.1 DESC 'OpenLDAP Experimental ACI' )",
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		0, IA5StringValidate /* THIS WILL CHANGE FOR NEW ACI SYNTAX */, NULL, NULL},
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	{"( 1.3.6.1.4.1.4203.666.2.2 DESC 'OpenLDAP authPassword' )",
		0, NULL, NULL, NULL},
	{"( 1.3.6.1.4.1.4203.666.2.3 DESC 'OpenLDAP void' " X_HIDE ")" ,
		SLAP_SYNTAX_HIDE, inValidate, NULL, NULL},
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#if 0 /* not needed */
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	{"( 1.3.6.1.4.1.4203.666.2.4 DESC 'OpenLDAP DN' " X_HIDE ")" ,
		SLAP_SYNTAX_HIDE, inValidate, NULL, NULL},
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#endif
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	{NULL, 0, NULL, NULL, NULL}
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};

struct mrule_defs_rec {
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	char *						mrd_desc;
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	unsigned					mrd_usage;
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	slap_mr_convert_func *		mrd_convert;
	slap_mr_normalize_func *	mrd_normalize;
	slap_mr_match_func *		mrd_match;
	slap_mr_indexer_func *		mrd_indexer;
	slap_mr_filter_func *		mrd_filter;
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};

/*
 * Other matching rules in X.520 that we do not use:
 *
 * 2.5.13.9		numericStringOrderingMatch
 * 2.5.13.13	booleanMatch
 * 2.5.13.15	integerOrderingMatch
 * 2.5.13.18	octetStringOrderingMatch
 * 2.5.13.19	octetStringSubstringsMatch
 * 2.5.13.25	uTCTimeMatch
 * 2.5.13.26	uTCTimeOrderingMatch
 * 2.5.13.31	directoryStringFirstComponentMatch
 * 2.5.13.32	wordMatch
 * 2.5.13.33	keywordMatch
 * 2.5.13.34	certificateExactMatch
 * 2.5.13.35	certificateMatch
 * 2.5.13.36	certificatePairExactMatch
 * 2.5.13.37	certificatePairMatch
 * 2.5.13.38	certificateListExactMatch
 * 2.5.13.39	certificateListMatch
 * 2.5.13.40	algorithmIdentifierMatch
 * 2.5.13.41	storedPrefixMatch
 * 2.5.13.42	attributeCertificateMatch
 * 2.5.13.43	readerAndKeyIDMatch
 * 2.5.13.44	attributeIntegrityMatch
 */

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/* recycled matching functions */
#define caseIgnoreMatch caseIgnoreIA5Match
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#define caseIgnoreOrderingMatch caseIgnoreMatch
#define caseIgnoreSubstringsMatch caseIgnoreIA5SubstringsMatch
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#define caseExactMatch caseExactIA5Match
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#define caseExactOrderingMatch caseExactMatch
#define caseExactSubstringsMatch caseExactIA5SubstringsMatch
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/* unimplemented matching functions */
#define objectIdentifierMatch NULL
#define caseIgnoreListMatch NULL
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#define caseIgnoreListSubstringsMatch NULL
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#define integerMatch NULL
#define bitStringMatch NULL
#define octetStringMatch NULL
#define telephoneNumberMatch NULL
#define telephoneNumberSubstringsMatch NULL
#define presentationAddressMatch NULL
#define uniqueMemberMatch NULL
#define protocolInformationMatch NULL
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#define generalizedTimeMatch caseExactIA5Match
#define generalizedTimeOrderingMatch caseExactIA5Match
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#define integerFirstComponentMatch NULL
#define objectIdentifierFirstComponentMatch NULL

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#define OpenLDAPaciMatch NULL
#define authPasswordMatch NULL

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/* unimplied indexer/filter routines */
#define dnIndexer NULL
#define dnFilter NULL

#define caseIgnoreIndexer		caseIgnoreIA5Indexer
#define caseIgnoreFilter		caseIgnoreIA5Filter
#define caseExactIndexer		caseExactIA5Indexer
#define caseExactFilter			caseExactIA5Filter
#define caseExactIA5Indexer		caseIgnoreIA5Indexer
#define caseExactIA5Filter		caseIgnoreIA5Filter

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struct mrule_defs_rec mrule_defs[] = {
	{"( 2.5.13.0 NAME 'objectIdentifierMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.38 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, objectIdentifierMatch,
		caseIgnoreIA5Indexer, caseIgnoreIA5Filter},
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	{"( 2.5.13.1 NAME 'distinguishedNameMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, dnMatch, dnIndexer, dnFilter},
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	{"( 2.5.13.2 NAME 'caseIgnoreMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, caseIgnoreMatch, caseIgnoreIndexer, caseIgnoreFilter},
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	{"( 2.5.13.3 NAME 'caseIgnoreOrderingMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
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		SLAP_MR_ORDERING,
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		NULL, NULL, caseIgnoreOrderingMatch, NULL, NULL},
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	{"( 2.5.13.4 NAME 'caseIgnoreSubstringsMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
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		SLAP_MR_SUBSTR | SLAP_MR_EXT,
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		NULL, NULL, caseIgnoreSubstringsMatch, NULL, NULL},
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	/* Next three are not in the RFC's, but are needed for compatibility */
	{"( 2.5.13.5 NAME 'caseExactMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, caseExactMatch, caseExactIndexer, caseExactFilter},
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	{"( 2.5.13.6 NAME 'caseExactOrderingMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
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		SLAP_MR_ORDERING,
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		NULL, NULL, caseExactOrderingMatch, NULL, NULL},
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	{"( 2.5.13.7 NAME 'caseExactSubstringsMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
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		SLAP_MR_SUBSTR | SLAP_MR_EXT,
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		NULL, NULL, caseExactSubstringsMatch, NULL, NULL},
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	{"( 2.5.13.8 NAME 'numericStringMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.36 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, caseIgnoreIA5Match, NULL, NULL},
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	{"( 2.5.13.10 NAME 'numericStringSubstringsMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
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		SLAP_MR_SUBSTR | SLAP_MR_EXT,
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		NULL, NULL, caseIgnoreIA5SubstringsMatch, NULL, NULL},
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	{"( 2.5.13.11 NAME 'caseIgnoreListMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.41 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, caseIgnoreListMatch, NULL, NULL},
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	{"( 2.5.13.12 NAME 'caseIgnoreListSubstringsMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
		SLAP_MR_SUBSTR | SLAP_MR_EXT,
		NULL, NULL, caseIgnoreListSubstringsMatch, NULL, NULL},

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	{"( 2.5.13.14 NAME 'integerMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
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		SLAP_MR_NONE | SLAP_MR_EXT,
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		NULL, NULL, integerMatch, NULL, NULL},
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	{"( 2.5.13.16 NAME 'bitStringMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.6 )",
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		SLAP_MR_NONE | SLAP_MR_EXT,
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		NULL, NULL, bitStringMatch, NULL, NULL},
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	{"( 2.5.13.17 NAME 'octetStringMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.40 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, octetStringMatch, octetStringIndexer, octetStringFilter},
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	{"( 2.5.13.20 NAME 'telephoneNumberMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.50 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, telephoneNumberMatch, NULL, NULL},
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	{"( 2.5.13.21 NAME 'telephoneNumberSubstringsMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
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		SLAP_MR_SUBSTR | SLAP_MR_EXT,
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		NULL, NULL, telephoneNumberSubstringsMatch, NULL, NULL},
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	{"( 2.5.13.22 NAME 'presentationAddressMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.43 )",
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		SLAP_MR_NONE | SLAP_MR_EXT,
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		NULL, NULL, presentationAddressMatch, NULL, NULL},
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	{"( 2.5.13.23 NAME 'uniqueMemberMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.34 )",
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		SLAP_MR_NONE | SLAP_MR_EXT,
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		NULL, NULL, uniqueMemberMatch, NULL, NULL},
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	{"( 2.5.13.24 NAME 'protocolInformationMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.42 )",
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		SLAP_MR_NONE | SLAP_MR_EXT,
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		NULL, NULL, protocolInformationMatch, NULL, NULL},
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	{"( 2.5.13.27 NAME 'generalizedTimeMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 )",
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		SLAP_MR_EQUALITY | SLAP_MR_EXT,
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		NULL, NULL, generalizedTimeMatch, NULL, NULL},
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	{"( 2.5.13.28 NAME 'generalizedTimeOrderingMatch' "
		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 )",
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		SLAP_MR_ORDERING,
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		NULL, NULL, generalizedTimeOrderingMatch, NULL, NULL},
Kurt Zeilenga's avatar