1 /*
2 * Copyright (c) 2008-2024 Stefan Krah. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27
28 #ifndef LIBMPDEC_IO_H_
29 #define LIBMPDEC_IO_H_
30
31
32 #include <stdint.h>
33
34 #include "mpdecimal.h"
35
36
37 #if SIZE_MAX == MPD_SIZE_MAX
38 #define mpd_strtossize _mpd_strtossize
39 #else
40 #include <errno.h>
41
42 static inline mpd_ssize_t
mpd_strtossize(const char * s,char ** end,int base)43 mpd_strtossize(const char *s, char **end, int base)
44 {
45 int64_t retval;
46
47 errno = 0;
48 retval = _mpd_strtossize(s, end, base);
49 if (errno == 0 && (retval > MPD_SSIZE_MAX || retval < MPD_SSIZE_MIN)) {
50 errno = ERANGE;
51 }
52 if (errno == ERANGE) {
53 return (retval < 0) ? MPD_SSIZE_MIN : MPD_SSIZE_MAX;
54 }
55
56 return (mpd_ssize_t)retval;
57 }
58 #endif
59
60
61 #endif /* LIBMPDEC_IO_H_ */
62