vec.h

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#ifndef YAVL_VEC_H
#define YAVL_VEC_H
#pragma clang final(YAVL_VEC_H)
 
#include <stddef.h>
#include <stdbool.h>
 
#ifndef YAVL_VEC_H_STRUCT
typedef struct {
  char[
    sizeof(void*)+sizeof(size_t[3])
  ] _raw;
} yavl_vec_t;
#else
#undef YAVL_VEC_H_STRUCT
#endif

#define YAVL_VEC_T_ALLOCATOR ((yavl_vec_t){})

typedef enum : char {
  YAVL_VEC_RES_OOM = -2,
  YAVL_VEC_RES_NULL,
  YAVL_VEC_RES_OK = 0,
  YAVL_VEC_RES_FAIL,
} yavl_vec_res_t;

typedef struct {
  yavl_vec_res_t status;
  void *const mem;
} yavl_vec_errorable_t;

yavl_vec_res_t yavl_vec_init(yavl_vec_t *const memory,size_t data_align,size_t data_reserv);
yavl_vec_res_t yavl_vec_push(yavl_vec_t *const vec, const void *const data);
yavl_vec_errorable_t yavl_vec_pop(yavl_vec_t *const vec);
yavl_vec_res_t yavl_vec_fit(yavl_vec_t* const vec);
yavl_vec_res_t yavl_vec_set(yavl_vec_t* const vec, size_t offset, const void *const data);
yavl_vec_res_t yavl_vec_get(yavl_vec_t* const vec, size_t offset, void *const out);
yavl_vec_errorable_t yavl_vec_ref(yavl_vec_t* const vec);
yavl_vec_res_t yavl_vec_free(yavl_vec_t* const vec);
bool yavl_vec_chkptr(const yavl_vec_t* const vec, const void *const ptr);
yavl_vec_errorable_t yavl_vec_flush(yavl_vec_t* const vec);
 // VEC_H
#endif /* YAVL_VEC_H */