alocação dinâmica

#include <iostream>
#include <string.h>
#include <stdlib.h>

using namespace std;

void getASC(char myString[], int *myStringASC){
    int myStringSize = strlen(myString);
    for (int i = 0; i < myStringSize; i++){
        myStringASC[i] = myString[i];
    }
}
int main(){
    char myString[] = "Ola mundo";
    int *myStringASC;
    int myStringSize = strlen(myString);
    //alocando espaço
    myStringASC = (int *)calloc(myStringSize+1, sizeof(int));
    getASC(myString, myStringASC);
    //exibindo dados
    for(int i = 0; i < myStringSize; i++){
        cout << myStringASC[i] << " ";
    }
    //liberando espaço alocado
    free(myStringASC);
    return 0;
}