diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/common.h | 5 | ||||
| -rw-r--r-- | include/sort.h | 34 |
2 files changed, 34 insertions, 5 deletions
diff --git a/include/common.h b/include/common.h index 97b661181b0..d17a2b2642c 100644 --- a/include/common.h +++ b/include/common.h @@ -304,11 +304,6 @@ ulong ticks2usec (unsigned long ticks); /* lib/lz4_wrapper.c */ int ulz4fn(const void *src, size_t srcn, void *dst, size_t *dstn); -/* lib/qsort.c */ -void qsort(void *base, size_t nmemb, size_t size, - int(*compar)(const void *, const void *)); -int strcmp_compar(const void *, const void *); - /* lib/uuid.c */ #include <uuid.h> diff --git a/include/sort.h b/include/sort.h new file mode 100644 index 00000000000..0c6b588fcb0 --- /dev/null +++ b/include/sort.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2019 Google LLC + */ + +#ifndef __SORT_H +#define __SORT_H + +/** + * qsort() - Use the quicksort algorithm to sort some values + * + * @base: Base address of array to sort + * @nmemb: Number of members to sort + * @size: Size of each member in bytes + * @compar: Comparison function which should return: + * < 0 if element at s1 < element at s2, + * 0 if element at s1 == element at s2, + * > 0 if element at s1 > element at s2, + */ +void qsort(void *base, size_t nmemb, size_t size, + int (*compar)(const void *s1, const void *s2)); + +/** + * strcmp_compar() - compar function for string arrays + * + * This can be passed to qsort when a string array is being sorted + * + * @s1: First string to compare + * @s2: Second string to compare + * @return comparison value (less than, equal to, or greater than 0) + */ +int strcmp_compar(const void *s1, const void *s2); + +#endif |