mirror of
https://github.com/AuxXxilium/kmod.git
synced 2024-11-23 15:00:52 +07:00
d4f659e12a
Some are outdated, misleading or just repeat the same thing over and over. Remove them as they are not needed. Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> Link: https://lore.kernel.org/r/20240723185921.1005569-3-lucas.de.marchi@gmail.com Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>
100 lines
2.0 KiB
C
100 lines
2.0 KiB
C
// SPDX-License-Identifier: LGPL-2.1-or-later
|
|
/*
|
|
* Copyright (C) 2011-2013 ProFUSION embedded systems
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <shared/array.h>
|
|
|
|
/* basic pointer array growing in steps */
|
|
|
|
|
|
static int array_realloc(struct array *array, size_t new_total)
|
|
{
|
|
void *tmp = realloc(array->array, sizeof(void *) * new_total);
|
|
if (tmp == NULL)
|
|
return -ENOMEM;
|
|
array->array = tmp;
|
|
array->total = new_total;
|
|
return 0;
|
|
}
|
|
|
|
void array_init(struct array *array, size_t step)
|
|
{
|
|
assert(step > 0);
|
|
array->array = NULL;
|
|
array->count = 0;
|
|
array->total = 0;
|
|
array->step = step;
|
|
}
|
|
|
|
int array_append(struct array *array, const void *element)
|
|
{
|
|
size_t idx;
|
|
|
|
if (array->count + 1 >= array->total) {
|
|
int r = array_realloc(array, array->total + array->step);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
idx = array->count;
|
|
array->array[idx] = (void *)element;
|
|
array->count++;
|
|
return idx;
|
|
}
|
|
|
|
int array_append_unique(struct array *array, const void *element)
|
|
{
|
|
void **itr = array->array;
|
|
void **itr_end = itr + array->count;
|
|
for (; itr < itr_end; itr++)
|
|
if (*itr == element)
|
|
return -EEXIST;
|
|
return array_append(array, element);
|
|
}
|
|
|
|
void array_pop(struct array *array) {
|
|
array->count--;
|
|
if (array->count + array->step < array->total) {
|
|
int r = array_realloc(array, array->total - array->step);
|
|
if (r < 0)
|
|
return;
|
|
}
|
|
}
|
|
|
|
void array_free_array(struct array *array) {
|
|
free(array->array);
|
|
array->count = 0;
|
|
array->total = 0;
|
|
}
|
|
|
|
|
|
void array_sort(struct array *array, int (*cmp)(const void *a, const void *b))
|
|
{
|
|
qsort(array->array, array->count, sizeof(void *), cmp);
|
|
}
|
|
|
|
int array_remove_at(struct array *array, unsigned int pos)
|
|
{
|
|
if (array->count <= pos)
|
|
return -ENOENT;
|
|
|
|
array->count--;
|
|
if (pos < array->count)
|
|
memmove(array->array + pos, array->array + pos + 1,
|
|
sizeof(void *) * (array->count - pos));
|
|
|
|
if (array->count + array->step < array->total) {
|
|
int r = array_realloc(array, array->total - array->step);
|
|
/* ignore error */
|
|
if (r < 0)
|
|
return 0;
|
|
}
|
|
|
|
return 0;
|
|
}
|