Fledasty/Src/Core/DynamicArray.c

267 lines
12 KiB
C

/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* -----------------------------------------------------------------------------
* File: DynamicArray.c
* Description:
* This file contains the functions for modifying the Dynamic Array. It includes
* functions to append, Insert before, Insert after, Insert at index,
* Get, Remove element, Remove at index, Check if has element and Check if is empty.
*
* Author: Mineplay
* -----------------------------------------------------------------------------
*/
#include "../../Include/Fledasty/Core/DynamicArray.h"
#include <Hallocy/Core/Allocator.h>
#include <Hallocy/Core/Memory.h>
#include <Hallocy/Utils/Error.h>
FledastyError fledasty_dynamic_array_initialize(FledastyDynamicArray *new_dynamic_array, void *values, const size_t values_size, const size_t element_byte_size) {
if (new_dynamic_array == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
new_dynamic_array->element_byte_size = element_byte_size;
if (values == NULL || values_size == 0) {
new_dynamic_array->size = 0;
new_dynamic_array->capacity = 10;
new_dynamic_array->buffer = (unsigned char*)hallocy_malloc(new_dynamic_array->capacity * element_byte_size);
if (new_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
} else {
new_dynamic_array->size = values_size;
new_dynamic_array->capacity = new_dynamic_array->size + new_dynamic_array->size;
new_dynamic_array->buffer = (unsigned char*)hallocy_malloc(new_dynamic_array->capacity * element_byte_size);
if (new_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
hallocy_copy_memory(new_dynamic_array->buffer, values, values_size * element_byte_size);
}
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_destroy(FledastyDynamicArray *current_dynamic_array) {
if (current_dynamic_array == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
if (hallocy_free(current_dynamic_array->buffer) != HALLOCY_ERROR_NONE) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
current_dynamic_array->buffer = NULL;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_append(FledastyDynamicArray *current_dynamic_array, void *value) {
if (current_dynamic_array == NULL || value == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
if (current_dynamic_array->size == current_dynamic_array->capacity) {
current_dynamic_array->capacity += current_dynamic_array->capacity;
current_dynamic_array->buffer = (unsigned char*)hallocy_realloc(current_dynamic_array->buffer, current_dynamic_array->capacity * current_dynamic_array->element_byte_size);
if (current_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
}
hallocy_copy_memory(current_dynamic_array->buffer + (current_dynamic_array->size * current_dynamic_array->element_byte_size), value, current_dynamic_array->element_byte_size);
current_dynamic_array->size += 1;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_insert_at_index(FledastyDynamicArray *current_dynamic_array, const size_t index, void *value) {
if (current_dynamic_array == NULL || value == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
if (index >= current_dynamic_array->size) {
return FLEDASTY_ERROR_INDEX_OUT_OF_RANGE;
}
if (current_dynamic_array->size == current_dynamic_array->capacity) {
current_dynamic_array->capacity += current_dynamic_array->capacity;
current_dynamic_array->buffer = (unsigned char*)hallocy_realloc(current_dynamic_array->buffer, current_dynamic_array->capacity * current_dynamic_array->element_byte_size);
if (current_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
}
unsigned char *insert_pointer = current_dynamic_array->buffer + (index * current_dynamic_array->element_byte_size);
hallocy_move_memory(insert_pointer + current_dynamic_array->element_byte_size, insert_pointer, (current_dynamic_array->size - index) * current_dynamic_array->element_byte_size);
hallocy_copy_memory(insert_pointer, value, current_dynamic_array->element_byte_size);
current_dynamic_array->size += 1;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_insert_before_value(FledastyDynamicArray *current_dynamic_array, void *before_value, void *value) {
if (current_dynamic_array == NULL || before_value == NULL || value == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
size_t byte_index = 0;
size_t byte_size = current_dynamic_array->size * current_dynamic_array->element_byte_size;
while (byte_index < byte_size) {
if (hallocy_compare_memory(current_dynamic_array->buffer + byte_index, before_value, current_dynamic_array->element_byte_size)) {
if (current_dynamic_array->size == current_dynamic_array->capacity) {
current_dynamic_array->capacity += current_dynamic_array->capacity;
current_dynamic_array->buffer = (unsigned char*)hallocy_realloc(current_dynamic_array->buffer, current_dynamic_array->capacity * current_dynamic_array->element_byte_size);
if (current_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
}
hallocy_move_memory(current_dynamic_array->buffer + (byte_index + current_dynamic_array->element_byte_size), current_dynamic_array->buffer + byte_index, byte_size - byte_index);
hallocy_copy_memory(current_dynamic_array->buffer + byte_index, value, current_dynamic_array->element_byte_size);
current_dynamic_array->size += 1;
return FLEDASTY_ERROR_NONE;
}
byte_index += current_dynamic_array->element_byte_size;
}
return FLEDASTY_ERROR_VALUE_NOT_FOUND;
}
FledastyError fledasty_dynamic_array_insert_after_value(FledastyDynamicArray *current_dynamic_array, void *after_value, void *value) {
if (current_dynamic_array == NULL || after_value == NULL || value == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
size_t byte_index = 0;
size_t byte_size = current_dynamic_array->size * current_dynamic_array->element_byte_size;
while (byte_index < byte_size) {
if (hallocy_compare_memory(current_dynamic_array->buffer + byte_index, after_value, current_dynamic_array->element_byte_size)) {
if (current_dynamic_array->size == current_dynamic_array->capacity) {
current_dynamic_array->capacity += current_dynamic_array->capacity;
current_dynamic_array->buffer = (unsigned char*)hallocy_realloc(current_dynamic_array->buffer, current_dynamic_array->capacity * current_dynamic_array->element_byte_size);
if (current_dynamic_array->buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
}
byte_index += current_dynamic_array->element_byte_size;
hallocy_move_memory(current_dynamic_array->buffer + (byte_index + current_dynamic_array->element_byte_size), current_dynamic_array->buffer + byte_index, byte_size - byte_index);
hallocy_copy_memory(current_dynamic_array->buffer + byte_index, value, current_dynamic_array->element_byte_size);
current_dynamic_array->size += 1;
return FLEDASTY_ERROR_NONE;
}
byte_index += current_dynamic_array->element_byte_size;
}
return FLEDASTY_ERROR_VALUE_NOT_FOUND;
}
void *fledasty_dynamic_array_get(const FledastyDynamicArray *current_dynamic_array, const size_t index) {
if (current_dynamic_array == NULL || index >= current_dynamic_array->size) {
return NULL;
}
return current_dynamic_array->buffer + (index * current_dynamic_array->element_byte_size);
}
FledastyError fledasty_dynamic_array_remove_at_index(FledastyDynamicArray *current_dynamic_array, const size_t index) {
if (current_dynamic_array == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
if (index >= current_dynamic_array->size) {
return FLEDASTY_ERROR_INDEX_OUT_OF_RANGE;
}
unsigned char *index_pointer = current_dynamic_array->buffer + (index * current_dynamic_array->element_byte_size);
hallocy_copy_memory(index_pointer, index_pointer + current_dynamic_array->element_byte_size, (current_dynamic_array->size + index) * current_dynamic_array->element_byte_size);
current_dynamic_array->size -= 1;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_remove_value(FledastyDynamicArray *current_dynamic_array, void *value) {
if (current_dynamic_array == NULL || value == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
size_t byte_index = 0;
size_t byte_size = current_dynamic_array->size * current_dynamic_array->element_byte_size;
while (byte_index < byte_size) {
if (hallocy_compare_memory(current_dynamic_array->buffer + byte_index, value, current_dynamic_array->element_byte_size)) {
hallocy_copy_memory(current_dynamic_array->buffer + byte_index, current_dynamic_array->buffer + (byte_index + current_dynamic_array->element_byte_size), byte_size - (byte_index + current_dynamic_array->element_byte_size));
current_dynamic_array->size -= 1;
return FLEDASTY_ERROR_NONE;
}
byte_index += current_dynamic_array->element_byte_size;
}
return FLEDASTY_ERROR_VALUE_NOT_FOUND;
}
FledastyError fledasty_dynamic_array_clear(FledastyDynamicArray *current_dynamic_array) {
if (current_dynamic_array == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
current_dynamic_array->size = 0;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_dynamic_array_shrink_to_fit(FledastyDynamicArray *current_dynamic_array) {
if (current_dynamic_array == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
current_dynamic_array->capacity = (current_dynamic_array->size == 0) ? 10 : current_dynamic_array->size;
unsigned char *shrinked_buffer = (unsigned char*)hallocy_malloc(current_dynamic_array->capacity * current_dynamic_array->element_byte_size);
if (shrinked_buffer == NULL) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
hallocy_copy_memory(shrinked_buffer, current_dynamic_array->buffer, current_dynamic_array->size * current_dynamic_array->element_byte_size);
if (hallocy_free(current_dynamic_array->buffer) != HALLOCY_ERROR_NONE) {
return FLEDASTY_ERROR_FAILED_ALLOCATION;
}
current_dynamic_array->buffer = shrinked_buffer;
return FLEDASTY_ERROR_NONE;
}
bool fledasty_dynamic_array_has_value(const FledastyDynamicArray *current_dynamic_array, void *value) {
if (current_dynamic_array == NULL) {
return false;
}
for (size_t byte_index = 0; byte_index < current_dynamic_array->size * current_dynamic_array->element_byte_size; byte_index += current_dynamic_array->element_byte_size) {
if (hallocy_compare_memory(current_dynamic_array->buffer + byte_index, value, current_dynamic_array->element_byte_size)) {
return true;
}
}
return false;
}