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#include "storage.h"
#include "definitions.h"
#include <algorithm>
#include <stdexcept>
Storage::Storage(int delay)
{
this->data = new std::vector<std::array<signed int, LINE_SIZE>>;
this->delay = delay;
this->lower = nullptr;
this->current_request = nullptr;
this->wait_time = this->delay;
}
std::vector<std::array<signed int, LINE_SIZE>>
Storage::view(int base, int lines) const
{
base = (base / LINE_SIZE) * LINE_SIZE;
std::vector<std::array<signed int, LINE_SIZE>> ret(lines + 1);
std::copy(this->data->begin() + base, this->data->begin() + base + lines, ret.begin());
return ret;
}
int
Storage::preprocess(void *id)
{
if (id == nullptr)
throw std::invalid_argument("Accessor cannot be nullptr.");
if (this->current_request == nullptr)
this->current_request = id;
return this->current_request == id;
}
int
Storage::is_data_ready()
{
int r;
r = 0;
if (this->wait_time == 0) {
this->current_request = nullptr;
this->wait_time = delay;
r = 1;
} else {
--this->wait_time;
}
return r;
}
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