Synopsis

typedef struct {
  unsigned long *first;
  unsigned long wordSize;
  unsigned long *lastPlusOne;
  CTL_MUTEX_t allocLock;
  CTL_HEAP_STATISTICS_t stats;
} CTL_HEAP_t;

Description

CTL_HEAP_t describes the memory area maintained as a heap.

Structure

first

Pointer to the first word in the heap.

wordSize

The size, in words, of the heap.

lastPlusOne

A pointer to one word beyond the heap, i.e. the first word that is not in the heap.

allocLock

A mutex to prevent simultaneous heap allocations.

stats

Statistics maintained to monitor the performance of the heap.