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#include <stdio.h>
#include <stdlib.h>
#import "ObjFWRT.h"
#import "private.h"
struct objc_sparsearray *
objc_sparsearray_new(uint8_t indexSize)
{
struct objc_sparsearray *sparsearray;
if ((sparsearray = calloc(1, sizeof(*sparsearray))) == NULL)
OBJC_ERROR("Failed to allocate memory for sparse array!");
if ((sparsearray->data = calloc(1, sizeof(*sparsearray->data))) == NULL)
OBJC_ERROR("Failed to allocate memory for sparse array!");
sparsearray->indexSize = indexSize;
return sparsearray;
}
void *
objc_sparsearray_get(struct objc_sparsearray *sparsearray, uintptr_t idx)
{
struct objc_sparsearray_data *iter = sparsearray->data;
for (uint8_t i = 0; i < sparsearray->indexSize - 1; i++) {
uintptr_t j =
(idx >> ((sparsearray->indexSize - i - 1) * 8)) & 0xFF;
if ((iter = iter->next[j]) == NULL)
return NULL;
}
return iter->next[idx & 0xFF];
}
void
objc_sparsearray_set(struct objc_sparsearray *sparsearray, uintptr_t idx,
void *value)
{
struct objc_sparsearray_data *iter = sparsearray->data;
for (uint8_t i = 0; i < sparsearray->indexSize - 1; i++) {
uintptr_t j =
(idx >> ((sparsearray->indexSize - i - 1) * 8)) & 0xFF;
if (iter->next[j] == NULL)
if ((iter->next[j] = calloc(1,
sizeof(struct objc_sparsearray_data))) == NULL)
OBJC_ERROR("Failed to allocate memory for "
"sparse array!");
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#include <stdio.h>
#include <stdlib.h>
#import "ObjFWRT.h"
#import "private.h"
struct objc_sparsearray *
objc_sparsearray_new(uint8_t levels)
{
struct objc_sparsearray *sparsearray;
if ((sparsearray = calloc(1, sizeof(*sparsearray))) == NULL ||
(sparsearray->data = calloc(1, sizeof(*sparsearray->data))) == NULL)
OBJC_ERROR("Failed to allocate memory for sparse array!");
sparsearray->levels = levels;
return sparsearray;
}
void *
objc_sparsearray_get(struct objc_sparsearray *sparsearray, uintptr_t idx)
{
struct objc_sparsearray_data *iter = sparsearray->data;
for (uint8_t i = 0; i < sparsearray->levels - 1; i++) {
uintptr_t j =
(idx >> ((sparsearray->levels - i - 1) * 8)) & 0xFF;
if ((iter = iter->next[j]) == NULL)
return NULL;
}
return iter->next[idx & 0xFF];
}
void
objc_sparsearray_set(struct objc_sparsearray *sparsearray, uintptr_t idx,
void *value)
{
struct objc_sparsearray_data *iter = sparsearray->data;
for (uint8_t i = 0; i < sparsearray->levels - 1; i++) {
uintptr_t j =
(idx >> ((sparsearray->levels - i - 1) * 8)) & 0xFF;
if (iter->next[j] == NULL)
if ((iter->next[j] = calloc(1,
sizeof(struct objc_sparsearray_data))) == NULL)
OBJC_ERROR("Failed to allocate memory for "
"sparse array!");
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free(data);
}
void
objc_sparsearray_free(struct objc_sparsearray *sparsearray)
{
freeSparsearrayData(sparsearray->data, sparsearray->indexSize);
free(sparsearray);
}
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free(data);
}
void
objc_sparsearray_free(struct objc_sparsearray *sparsearray)
{
freeSparsearrayData(sparsearray->data, sparsearray->levels);
free(sparsearray);
}
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