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optilist.c
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optilist.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define INT_TYPE 0
#define CHAR_TYPE 1
struct OptElem {
int data;
int dataType;
struct OptElem** OptArrPointer;
};
struct OptiArrayWithLength {
int length;
struct OptElem** arrayOfPointers;
};
struct OptiArrayWithLength* initOptiArray(int arraySize, int defaultVal) {
struct OptiArrayWithLength* optiArray = malloc(sizeof(struct OptiArrayWithLength));
optiArray->arrayOfPointers = malloc(sizeof(struct OptElem*) * arraySize);
optiArray->length = arraySize;
for (int i = 0; i < arraySize; i++) {
struct OptElem* charData = malloc(sizeof(struct OptElem));
charData->data = defaultVal;
charData->dataType = INT_TYPE; // Assume int data type by default
charData->OptArrPointer = NULL;
optiArray->arrayOfPointers[i] = charData;
}
return optiArray;
}
void printOptiArray(struct OptiArrayWithLength* optiArray) {
struct OptElem** arrayOfPointers = optiArray->arrayOfPointers;
int arraySize = optiArray->length;
printf("[");
int k = 0;
for (int i = 0; i < arraySize; i++) {
if (arrayOfPointers[k]->OptArrPointer == NULL) {
switch (arrayOfPointers[k]->dataType) {
case CHAR_TYPE:
printf("%c, ", (char)arrayOfPointers[k]->data);
break;
case INT_TYPE:
printf("%d, ", arrayOfPointers[k]->data);
break;
}
k++;
} else {
arrayOfPointers = arrayOfPointers[k]->OptArrPointer;
k = 0;
}
}
printf("]\n");
}
void optiSet(struct OptiArrayWithLength* optiArray, int index, int value, int dataType) {
struct OptElem* newPointer = malloc(sizeof(struct OptElem));
if (index < 0) {
// Negative index, treat it as out-of-bounds, set to last element
index = optiArray->length - 1;
} else if (index >= optiArray->length) {
// Index out of bounds, resize the array
int newArrayOfPointersSize = index + 1;
optiArray->arrayOfPointers = realloc(optiArray->arrayOfPointers, sizeof(struct OptElem*) * newArrayOfPointersSize);
for (int i = optiArray->length; i < newArrayOfPointersSize; i++) {
struct OptElem* charData = malloc(sizeof(struct OptElem));
charData->data = 0;
charData->dataType = dataType;
charData->OptArrPointer = NULL;
optiArray->arrayOfPointers[i] = charData;
}
optiArray->length = newArrayOfPointersSize;
}
if (value >= 0 && value <= 255) {
newPointer->data = value;
newPointer->dataType = CHAR_TYPE;
} else {
newPointer->data = value;
newPointer->dataType = INT_TYPE;
}
newPointer->OptArrPointer = NULL;
optiArray->arrayOfPointers[index] = newPointer;
}
void freeOptiArray(struct OptiArrayWithLength* optiArray) {
int arraySize = optiArray->length;
for (int i = 0; i < arraySize; i++) {
free(optiArray->arrayOfPointers[i]);
}
free(optiArray->arrayOfPointers);
free(optiArray);
}
int main() {
struct OptiArrayWithLength* optiArray = initOptiArray(10, 0);
printOptiArray(optiArray);
optiSet(optiArray, 15, 5, INT_TYPE);
printOptiArray(optiArray);
freeOptiArray(optiArray);
return 0;
}