/* Context definition */

#define ALLOCATE_SIZE 1024

enum Code {
    Code1,
    Code2,
    Allocator,
};

enum UniqueData {
    Allocate,
    Tree,
};

struct Context {
    int codeNum;
    __code (**code) (struct Context *);
    void* heap_start;
    void* heap;
    long dataSize;
    int dataNum;
    union Data **data;
};

union Data {
    struct Tree {
        union Data* root;
        union Data* current;
        union Data* prev;
        int result;
    } tree;
    struct Node {
        int key;
        int value;
        enum Color {
            Red,
            Black,
        } color;
        union Data* left;
        union Data* right;
    } node;
    struct Allocate {
        long size;
        enum Code next;
    } allocate;
};