15263807472

/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include "forward.h"

int parse_percent_unbounded(const char *p);
int parse_percent(const char *p);

int parse_permille_unbounded(const char *p);
int parse_permille(const char *p);

int parse_permyriad_unbounded(const char *p);
int parse_permyriad(const char *p);

/* Some macro-like helpers that convert a percent/permille/permyriad value (as parsed by parse_percent()) to
 * a value relative to 100% == 2^32-1. Rounds to closest. */
static inline uint32_t UINT32_SCALE_FROM_PERCENT(int percent) {
        assert_cc(INT_MAX <= UINT32_MAX);

        return (uint32_t) (((uint64_t) CLAMP(percent, 0, 100) * UINT32_MAX + 50) / 100U);
}

static inline uint32_t UINT32_SCALE_FROM_PERMILLE(int permille) {
        return (uint32_t) (((uint64_t) CLAMP(permille, 0, 1000) * UINT32_MAX + 500) / 1000U);
}

static inline uint32_t UINT32_SCALE_FROM_PERMYRIAD(int permyriad) {
        return (uint32_t) (((uint64_t) CLAMP(permyriad, 0, 10000) * UINT32_MAX + 5000) / 10000U);
}

static inline int UINT32_SCALE_TO_PERCENT(uint32_t scale) {
        uint32_t u;

        u = (uint32_t) ((((uint64_t) scale) * 100U + UINT32_MAX/2) / UINT32_MAX);
        if (u > INT_MAX)
                return -ERANGE;

        return (int) u;
}

static inline int UINT32_SCALE_TO_PERMILLE(uint32_t scale) {
        uint32_t u;

        u = (uint32_t) ((((uint64_t) scale) * 1000U + UINT32_MAX/2) / UINT32_MAX);
        if (u > INT_MAX)
                return -ERANGE;

        return (int) u;
}

static inline int UINT32_SCALE_TO_PERMYRIAD(uint32_t scale) {
        uint32_t u;

        u = (uint32_t) ((((uint64_t) scale) * 10000U + UINT32_MAX/2) / UINT32_MAX);
        if (u > INT_MAX)
                return -ERANGE;

        return (int) u;
}

#define PERMYRIAD_AS_PERCENT_FORMAT_STR "%i.%02i%%"
#define PERMYRIAD_AS_PERCENT_FORMAT_VAL(x) ((x)/100), ((x)%100)

1	/* SPDX-License-Identifier: LGPL-2.1-or-later */
2	#pragma once
3
4	#include "forward.h"
5
6	int parse_percent_unbounded(const char *p);
7	int parse_percent(const char *p);
8
9	int parse_permille_unbounded(const char *p);
10	int parse_permille(const char *p);
11
12	int parse_permyriad_unbounded(const char *p);
13	int parse_permyriad(const char *p);
14
15	/* Some macro-like helpers that convert a percent/permille/permyriad value (as parsed by parse_percent()) to
16	* a value relative to 100% == 2^32-1. Rounds to closest. */
17	static inline uint32_t UINT32_SCALE_FROM_PERCENT(int percent) {	303✔
18	assert_cc(INT_MAX <= UINT32_MAX);	303✔
19
20	return (uint32_t) (((uint64_t) CLAMP(percent, 0, 100) * UINT32_MAX + 50) / 100U);	498✔
21	}
22
23	static inline uint32_t UINT32_SCALE_FROM_PERMILLE(int permille) {	3,003✔
24	return (uint32_t) (((uint64_t) CLAMP(permille, 0, 1000) * UINT32_MAX + 500) / 1000U);	1,002✔
25	}
26
27	static inline uint32_t UINT32_SCALE_FROM_PERMYRIAD(int permyriad) {	30,004✔
28	return (uint32_t) (((uint64_t) CLAMP(permyriad, 0, 10000) * UINT32_MAX + 5000) / 10000U);	10,003✔
29	}
30
31	static inline int UINT32_SCALE_TO_PERCENT(uint32_t scale) {	202✔
32	uint32_t u;	202✔
33
34	u = (uint32_t) ((((uint64_t) scale) * 100U + UINT32_MAX/2) / UINT32_MAX);	202✔
35	if (u > INT_MAX)	202✔
UNCOV 36	return -ERANGE;	×
37
38	return (int) u;
39	}
40
41	static inline int UINT32_SCALE_TO_PERMILLE(uint32_t scale) {	2,002✔
42	uint32_t u;	2,002✔
43
44	u = (uint32_t) ((((uint64_t) scale) * 1000U + UINT32_MAX/2) / UINT32_MAX);	2,002✔
45	if (u > INT_MAX)	2,002✔
UNCOV 46	return -ERANGE;	×
47
48	return (int) u;
49	}
50
51	static inline int UINT32_SCALE_TO_PERMYRIAD(uint32_t scale) {	20,247✔
52	uint32_t u;	20,247✔
53
54	u = (uint32_t) ((((uint64_t) scale) * 10000U + UINT32_MAX/2) / UINT32_MAX);	20,247✔
55	if (u > INT_MAX)	20,247✔
UNCOV 56	return -ERANGE;	×
57
58	return (int) u;
59	}
60
61	#define PERMYRIAD_AS_PERCENT_FORMAT_STR "%i.%02i%%"
62	#define PERMYRIAD_AS_PERCENT_FORMAT_VAL(x) ((x)/100), ((x)%100)

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