#ifndef TDKPIN_HEAP_H
#define TDKPIN_HEAP_H

#include "tdkpin_borland_runtime.h"

enum {
    BORLAND_LOCAL_HEAP_MAGIC = 0x5054,
    BORLAND_LOCAL_HEAP_HEADER_BYTES = 12,
};

extern uint16_t g_borland_heap_segment_head; /* 1028:0706 */
extern uint16_t g_borland_local_heap_limit;   /* 1028:0708 */
extern uint16_t g_borland_heap_segment_bytes; /* 1028:070a */

typedef struct {
    uint16_t offset;
    bool failed;
} BorlandLocalAllocation;

BorlandLocalAllocation borland_local_allocate_in_segment(
    uint16_t selector, uint16_t aligned_bytes); /* 1020:02a6 */
void borland_local_merge_next(uint16_t selector, uint16_t block); /* 1020:0327 */
uint16_t borland_create_local_heap_segment(void); /* 1020:026a */
BorlandAllocationAttempt borland_try_get_mem(uint16_t bytes); /* 1020:01ca */
bool borland_try_free_mem(Win16FarPtr block, uint16_t bytes);  /* 1020:02d7 */
uint32_t borland_heap_free_space(void);    /* 1020:0167 */
uint32_t borland_heap_largest_block(void); /* 1020:0195 */

#endif