ITS#6532 Support extensible match=...OrderingMatch

Handles:  caseExactOrderingMatch, generalizedTimeOrderingMatch,
         caseIgnoreOrderingMatch,         integerOrderingMatch,
        octetStringOrderingMatch,   numericStringOrderingMatch.
Based on patch from Daniel Pluta.

servers/slapd/schema_init.c

@@ -514,6 +514,9 @@ octetStringOrderingMatch(
 			? (int) v_len - (int) av_len
 			: v_len < av_len ? -1 : v_len > av_len;
 
+	if ( flags & SLAP_MR_EXT )
+		match = (match >= 0);
+
 	*matchp = match;
 	return LDAP_SUCCESS;
 }
@@ -2413,6 +2416,9 @@ integerMatch(
 		if( vsign < 0 ) match = -match;
 	}
 
+	if ( (flags & SLAP_MR_EXT) && (mr->smr_usage & SLAP_MR_ORDERING) )
+		match = (match >= 0);
+
 	*matchp = match;
 	return LDAP_SUCCESS;
 }
@@ -5617,6 +5623,9 @@ generalizedTimeOrderingMatch(
 		(v_len < av_len ? v_len : av_len) - 1 );
 	if ( match == 0 ) match = v_len - av_len;
 
+	if ( flags & SLAP_MR_EXT )
+		match = (match >= 0);
+
 	*matchp = match;
 	return LDAP_SUCCESS;
 }
@@ -6390,7 +6399,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.3 NAME 'caseIgnoreOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
-		SLAP_MR_ORDERING, directoryStringSyntaxes,
+		SLAP_MR_ORDERING | SLAP_MR_EXT, directoryStringSyntaxes,
 		NULL, UTF8StringNormalize, octetStringOrderingMatch,
 		NULL, NULL,
 		"caseIgnoreMatch" },
@@ -6411,7 +6420,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.6 NAME 'caseExactOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
-		SLAP_MR_ORDERING, directoryStringSyntaxes,
+		SLAP_MR_ORDERING | SLAP_MR_EXT, directoryStringSyntaxes,
 		NULL, UTF8StringNormalize, octetStringOrderingMatch,
 		NULL, NULL,
 		"caseExactMatch" },
@@ -6432,7 +6441,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.9 NAME 'numericStringOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.36 )",
-		SLAP_MR_ORDERING, NULL,
+		SLAP_MR_ORDERING | SLAP_MR_EXT, NULL,
 		NULL, numericStringNormalize, octetStringOrderingMatch,
 		NULL, NULL,
 		"numericStringMatch" },
@@ -6473,7 +6482,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.15 NAME 'integerOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
-		SLAP_MR_ORDERING | SLAP_MR_ORDERED_INDEX, NULL,
+		SLAP_MR_ORDERING | SLAP_MR_EXT | SLAP_MR_ORDERED_INDEX, NULL,
 		NULL, NULL, integerMatch,
 		NULL, NULL,
 		"integerMatch" },
@@ -6494,7 +6503,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.18 NAME 'octetStringOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.40 )",
-		SLAP_MR_ORDERING, NULL,
+		SLAP_MR_ORDERING | SLAP_MR_EXT, NULL,
 		NULL, NULL, octetStringOrderingMatch,
 		NULL, NULL,
 		"octetStringMatch" },
@@ -6547,7 +6556,7 @@ static slap_mrule_defs_rec mrule_defs[] = {
 
 	{"( 2.5.13.28 NAME 'generalizedTimeOrderingMatch' "
 		"SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 )",
-		SLAP_MR_ORDERING | SLAP_MR_ORDERED_INDEX, NULL,
+		SLAP_MR_ORDERING | SLAP_MR_EXT | SLAP_MR_ORDERED_INDEX, NULL,
 		NULL, generalizedTimeNormalize, generalizedTimeOrderingMatch,
 		NULL, NULL,
 		"generalizedTimeMatch" },