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      1 /*	$NetBSD: returns.h,v 1.6 2021/02/13 08:14:46 rillig Exp $	*/
      2 
      3 /*-
      4  * Copyright 2009 Brett Lymn <blymn (at) NetBSD.org>
      5  * Copyright 2021 Roland Illig <rillig (at) NetBSD.org>
      6  *
      7  * All rights reserved.
      8  *
      9  * This code has been donated to The NetBSD Foundation by the Author.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. The name of the author may not be used to endorse or promote products
     17  *    derived from this software without specific prior written permission
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef CTF_RETURNS_H
     32 #define CTF_RETURNS_H
     33 
     34 typedef enum {
     35 	data_number = 1,
     36 	data_static,
     37 	data_string,
     38 	data_byte,
     39 	data_cchar,
     40 	data_wchar,
     41 	data_err,
     42 	data_ok,
     43 	data_null,
     44 	data_nonnull,
     45 	data_var,
     46 	data_ref,
     47 	data_count,
     48 	data_slave_error
     49 } data_enum_t;
     50 
     51 typedef struct {
     52 	data_enum_t	data_type;
     53 	void		*data_value;	/* used if data_type is data_num
     54 					   or data_byte or data_string */
     55 	size_t		data_len;	/* number of bytes in return_value iff
     56 					   return_type is data_byte */
     57 	int		data_index;	/* index into var array for return
     58 					   if data_type is data_var */
     59 } ct_data_t;
     60 
     61 typedef struct {
     62 	size_t	count;
     63 	size_t	allocated;
     64 	size_t	readp;
     65 	char	*data;
     66 } saved_data_t;
     67 
     68 #endif
     69