polybar-dwm/include/adapters/net.hpp
2018-03-04 23:09:18 +01:00

132 lines
2.6 KiB
C++

#pragma once
#include <chrono>
#include <cstdlib>
#include <arpa/inet.h>
#include <ifaddrs.h>
#include <iwlib.h>
#ifdef inline
#undef inline
#endif
#include "common.hpp"
#include "settings.hpp"
#include "errors.hpp"
#include "utils/math.hpp"
POLYBAR_NS
class file_descriptor;
namespace net {
DEFINE_ERROR(network_error);
bool is_wireless_interface(const string& ifname);
// types {{{
struct quality_range {
int val{0};
int max{0};
int percentage() const {
if (val < 0) {
return std::max(std::min(std::abs(math_util::percentage(val, max, -20)), 100), 0);
}
return std::max(std::min(math_util::percentage(val, 0, max), 100), 0);
}
};
using bytes_t = unsigned int;
struct link_activity {
bytes_t transmitted{0};
bytes_t received{0};
std::chrono::system_clock::time_point time;
};
struct link_status {
string ip;
link_activity previous{};
link_activity current{};
};
// }}}
// class : network {{{
class network {
public:
explicit network(string interface);
virtual ~network() {}
virtual bool query(bool accumulate = false);
virtual bool connected() const = 0;
virtual bool ping() const;
string ip() const;
string downspeed(int minwidth = 3) const;
string upspeed(int minwidth = 3) const;
void set_unknown_up(bool unknown = true);
protected:
void check_tuntap();
bool test_interface() const;
string format_speedrate(float bytes_diff, int minwidth) const;
unique_ptr<file_descriptor> m_socketfd;
link_status m_status{};
string m_interface;
bool m_tuntap{false};
bool m_unknown_up{false};
};
// }}}
// class : wired_network {{{
class wired_network : public network {
public:
explicit wired_network(string interface) : network(interface) {}
bool query(bool accumulate = false) override;
bool connected() const override;
string linkspeed() const;
private:
int m_linkspeed{0};
};
// }}}
// class : wireless_network {{{
class wireless_network : public network {
public:
wireless_network(string interface) : network(interface) {}
bool query(bool accumulate = false) override;
bool connected() const override;
string essid() const;
int signal() const;
int quality() const;
protected:
void query_essid(const int& socket_fd);
void query_quality(const int& socket_fd);
private:
shared_ptr<wireless_info> m_info{};
string m_essid{};
quality_range m_signalstrength{};
quality_range m_linkquality{};
};
// }}}
using wireless_t = unique_ptr<wireless_network>;
using wired_t = unique_ptr<wired_network>;
}
POLYBAR_NS_END