conn_t *conn_get_from_mem(int s)
{
conn_t *c = NULL;
event_t *rev = NULL;
event_t *wev = NULL;
c = memory_calloc(sizeof(conn_t));
rev = memory_calloc(sizeof(event_t));
wev = memory_calloc(sizeof(event_t));
if (!c || !rev || !wev) {
return NULL;
}
c->read = rev;
c->write = wev;
conn_set_default(c, s);
return c;
}
static pnm
L_init(int width, int height, pnmType type)
{
pnm self = memory_alloc(sizeof(struct pnm));
self->width = width;
self->height = height;
self->original_type = type;
self->image = memory_calloc(3*self->width*self->height*sizeof(unsigned short));
return self;
}
/*******************************************************************************
* Brief - This is the main function in which various functions are tested using
* switch cases ,user is given with menu where every function is tested and by
* calling memory_information each details are shown to the user.
******************************************************************************/
int main()
{
int menuChoice = 0 , subMenuChoice = 0, size = 0 , totalElements = 0;
char choice ='y';
int **pointer;
int index , number = 0, *arrayPointer[MAX_SIZE], numFree = 0, numRealloc, random, *previousAddress, num;
pointer = arrayPointer;
do
{
__fpurge(stdin);
system("clear");
printf("\n\n\t\tMENU\n\t1. Use memory_alloc or Use memory_calloc\n\t2. Use memory_free\n\t3. Use memory_realloc");
printf("\n\t4. memory_information\n\t5. free everything");
printf("\n\nEnter your menuChoice :");
scanf("%d" , &menuChoice);
switch(menuChoice)
{
case 1:
system("clear");
printf("\n\n\t\tSUB-MENU\n\t1. Use memory_alloc \n\t2. Use memory_calloc\n\nEnter your menuChoice :");
scanf("%d" , &subMenuChoice);
switch(subMenuChoice)
{
case 1:
system("clear");
printf("How many memory_alloc calls u want :");
scanf("%d",&num);
printf("Size\tAddress\n-----------------\n");
for(index = number ; index < number + num ; index++)
{
size = rand() % MALLOC_MAX_SIZE;
*(pointer + index) = memory_alloc(size);
printf("%d\t%p\n",size,*(pointer +index));
}
printf("\nTotal memory_alloc calls :%d\n",num);
number = number + num;
break;
case 2:
system("clear");
printf("How many memory_calloc calls u want :");
scanf("%d",&num);
printf("Size\tElements\tAdress\n-----------------------------------\n");
for(index = number ; index < number+num ;index++)
{
size = rand() % CALLOC_MAX_SIZE;
totalElements = rand() % CALLOC_MAX_ELEMENTS ;
*(pointer + index) = memory_calloc(totalElements , size);
printf("%d\t%d\t\t%p\n",size,totalElements,*(pointer + index));
}
printf("\nTotal memory_calloc calls :%d\n",num);
number = number + num;
break;
default:
system("clear");
printf("\nWrong Choice !!!");
break;
}
break;
case 2:
system("clear");
do
{
printf("Out of %d allocated memories how many you want to free :",number);
scanf("%d",&numFree);
}while(numFree > number || numFree <= 0);
printf("Number\tAddress\n-----------------\n");
for(index = number-1 ; index >= (number - numFree) ;index--)
{
printf("%d\t%p\n",index,*(pointer +index));
if(NULL != *(pointer +index))
memory_free(*(pointer +index));
}
printf("\nTotal memory_free calls :%d\n",numFree);
number=number-numFree;
break;
case 3:
system("clear");
do
{
printf("Out of %d allocated memories how many you want to reallocate :",number);
scanf("%d",&numRealloc);
}while(numRealloc > number || numRealloc <= 0);
printf("Previous_Address\tNew_SIZE\tNew_Adress\n----------------------------------------------------\n");
for(index = number-1 ; index >= (number - numRealloc) ;index--)
{
size=rand() % REALLOC_MAX_SIZE;
previousAddress = *(pointer + index);
*(pointer + index)=memory_realloc(*(pointer + index),size);
printf("%p\t\t%d\t\t%p\n",previousAddress,size,*(pointer + index));
}
printf("\nTotal memory_realloc calls :%d\n",numRealloc);
break;
case 4:
system("clear");
block_information();
break;
case 5:
system("clear");
for(index = 0 ; index < number ; index++)
{
if(NULL != *(pointer +index))
memory_free(*(pointer + index));
}
number = 0;
break;
default:
system("clear");
printf("\nWrong Choice !!!!!!");
break;
}
printf("\nPress y to continue :");
scanf(" %c",&choice);
}while(choice == 'y' || choice == 'Y');
return 0;
}
void* EPLIB_calloc(size_t num, size_t elem_size)
{
return memory_calloc(num, elem_size);
}
