1 /*        $NetBSD: returns.h,v 1.6 2021/02/13 08:14:46 rillig Exp $   */
2 
3 /*-
4  * Copyright 2009 Brett Lymn <blymn@NetBSD.org>
5  * Copyright 2021 Roland Illig <rillig@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