u64 CstrSize(const char* cstr)
{
  u8 *iter = (u8*)cstr;
  u64 size = 0;
  for(;*iter != 0; *iter++) {
    size += 1;
  }

  return size;
}

struct str8 Str8(u8 *string, u64 size)
{
  struct str8 result = {string, size};
  return result;
}

struct res_str8 Str8InitCstr(struct arena *a, const char* cstr)
{
  u64 cstr_size = CstrSize(cstr);
  struct res_void cstr_res = arena_alloc(a, cstr_size);
  u8 *str = (u8 *)cstr_res.memory;
  u64 str_size = cstr_res.bytes_count;
  
  MemCopy((void*)str, (void*)cstr, str_size*sizeof(u8));

  struct res_str8 result = {};
  result.string = Str8(str, str_size);
  result.bytes_count = str_size;
  return result;
}