PtrVector* PtrVector_Create(int reserved_size);
PtrVector* PtrVector_Clone(const PtrVector* ptr);
PtrVector* PtrVector_Filter(PtrVector* vec, PtrVectorCondFunc cond_func, void* cond_data);
void PtrVector_Destory(PtrVector* vec, PtrVectorFreeFunc free_func);

size_t PtrVector_Size(const PtrVector* vec);
size_t PtrVector_Capacity(const PtrVector* vec);
size_t PrtVector_Reserve(PtrVector* vec, size_t new_size);

void PtrVector_Clear(PtrVector* vec, PtrVectorFreeFunc free_func);
bool PtrVector_PushBack(PtrVector* vec, void* item);
void* PtrVector_PopBack(PtrVector* vec);
bool PtrVector_InsertAt(PtrVector* vec, void* item, int pos);
void* PtrVector_RemoveAt(PtrVector* vec, int pos);
void* PtrVector_ReplaceAt(PtrVector* vec, int pos, void* new_item);
void* PtrVector_GetAt(PtrVector* vec, int pos);

int PtrVector_CountIf(PtrVector* vec, PtrVectorCondFunc cond_func, void* cond_data);
int PtrVector_Find(PtrVector* vec, PtrVectorCondFunc cond_func, void* cond_data, int start_pos);
void PtrVector_Foreach(PtrVector* vec, PtrVectorHandleFunc handle_func, void* handle_data);
int PtrVector_ForeachIf(PtrVector* vec, PtrVectorCondFunc cond_func, void* cond_data,
                        PtrVectorHandleFunc handle_func, void* handle_data);
int PtrVector_RemoveIf(PtrVector *vec, PtrVectorCondFunc cond_func, void* cond_data,
                       PtrVectorFreeFunc free_func);