allow slapdn to return the DN in pretty/normal only mode, without diagnostics,...

allow slapdn to return the DN in pretty/normal only mode, without diagnostics, to be used as filter (should allow reading from stdin as well)

servers/slapd/slapcommon.c

@@ -74,7 +74,7 @@ usage( int tool, const char *progname )
 		break;
 
 	case SLAPDN:
-		options = " DN [...]\n";
+		options = "\n\t[-N | -P] DN [...]\n";
 		break;
 
 	case SLAPINDEX:
@@ -194,7 +194,7 @@ slap_tool_init(
 		break;
 
 	case SLAPDN:
-		options = "d:f:F:v";
+		options = "d:f:F:NPv";
 		mode |= SLAP_TOOL_READMAIN | SLAP_TOOL_READONLY;
 		break;
 
@@ -262,6 +262,13 @@ slap_tool_init(
 			ber_str2bv( optarg, 0, 0, &mech );
 			break;
 
+		case 'N':
+			if ( dn_mode && dn_mode != SLAP_TOOL_LDAPDN_NORMAL ) {
+				usage( tool, progname );
+			}
+			dn_mode = SLAP_TOOL_LDAPDN_NORMAL;
+			break;
+
 		case 'n':	/* which config file db to index */
 			dbnum = atoi( optarg );
 			break;
@@ -272,6 +279,13 @@ slap_tool_init(
 			}
 			break;
 
+		case 'P':
+			if ( dn_mode && dn_mode != SLAP_TOOL_LDAPDN_PRETTY ) {
+				usage( tool, progname );
+			}
+			dn_mode = SLAP_TOOL_LDAPDN_PRETTY;
+			break;
+
 		case 'q':	/* turn on quick */
 			mode |= SLAP_TOOL_QUICK;
 			break;

servers/slapd/slapcommon.h

@@ -56,6 +56,7 @@ typedef struct tool_vars {
 	slap_ssf_t tv_transport_ssf;
 	slap_ssf_t tv_tls_ssf;
 	slap_ssf_t tv_sasl_ssf;
+	unsigned tv_dn_mode;
 } tool_vars;
 
 extern tool_vars tool_globals;
@@ -83,6 +84,9 @@ extern tool_vars tool_globals;
 #define transport_ssf tool_globals.tv_transport_ssf
 #define tls_ssf tool_globals.tv_tls_ssf
 #define sasl_ssf tool_globals.tv_sasl_ssf
+#define dn_mode tool_globals.tv_dn_mode
+#define SLAP_TOOL_LDAPDN_PRETTY		SLAP_LDAPDN_PRETTY
+#define SLAP_TOOL_LDAPDN_NORMAL		(SLAP_LDAPDN_PRETTY << 1)
 
 void slap_tool_init LDAP_P((
 	const char* name,

servers/slapd/slapdn.c

@@ -62,11 +62,24 @@ slapdn( int argc, char **argv )
 			}
 			
 		} else {
-			fprintf( stderr, "DN: <%s> check succeeded\n"
-					"normalized: <%s>\n"
-					"pretty:     <%s>\n",
-					dn.bv_val,
-					ndn.bv_val, pdn.bv_val );
+			switch ( dn_mode ) {
+			case SLAP_TOOL_LDAPDN_PRETTY:
+				printf( "%s\n", pdn.bv_val );
+				break;
+
+			case SLAP_TOOL_LDAPDN_NORMAL:
+				printf( "%s\n", ndn.bv_val );
+				break;
+
+			default:
+				printf( "DN: <%s> check succeeded\n"
+						"normalized: <%s>\n"
+						"pretty:     <%s>\n",
+						dn.bv_val,
+						ndn.bv_val, pdn.bv_val );
+				break;
+			}
+
 			ch_free( ndn.bv_val );
 			ch_free( pdn.bv_val );
 		}