stack_wrapper Struct Reference

#include <faststack.h>

Data Fields
stack_lvl_t *	top
stack_lvl_t *	bottom
int	height

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Detailed Description

Wrapper around the stack levels - keeps a pointer to the current top and bottom of the stack and a count of the current height. This allows the top to have non-null above pointer resulting from previously allocated stack levels that may be recycled later without malloc overhead.

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Field Documentation

stack_lvl_t* bottom

The bottom of the stack. If this is NULL, the stack is empty.

int height

The current height of the stack, in terms of allocated and used levels.

stack_lvl_t* top

The top of the stack. If this is NULL, the stack is empty.

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