vl_stack.h

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#ifndef VL_STACK_H
#define VL_STACK_H
 
#include "vl_buffer.h"
 
typedef vl_dsoffs_t vl_stack_offset;
 
typedef struct
{
    vl_dsidx_t depth;
    vl_uintptr_t headOffset;
    vl_buffer buffer;
} vl_stack;
 
VL_API void vlStackInit(vl_stack* stack);
 
VL_API void vlStackFree(vl_stack* stack);
 
VL_API vl_stack* vlStackNew(void);
 
VL_API void vlStackDelete(vl_stack* stack);
 
VL_API void vlStackReset(vl_stack* stack);
 
VL_API vl_stack_offset vlStackPush(vl_stack* stack, vl_memsize_t size);
 
VL_API vl_stack_offset vlStackPushValue(vl_stack* stack, const void* data, vl_memsize_t size);
 
VL_API vl_transient* vlStackPeek(vl_stack* stack);
 
VL_API vl_memsize_t vlStackPeekSize(vl_stack* stack);
 
VL_API vl_transient* vlStackSample(vl_stack* stack, vl_stack_offset offset);
 
#ifndef vlStackSize
 
#define vlStackSize(stackPtr) ((stackPtr)->depth)
#endif
 
#ifndef vlStackEmpty
#define vlStackEmpty(stackPtr) ((stackPtr)->depth == 0)
#endif
 
VL_API vl_memsize_t vlStackSampleSize(vl_stack* stack, vl_stack_offset offset);
 
VL_API void vlStackPop(vl_stack* stack);
 
#endif // VL_STACK_H