Files
Waybar/include/modules/network.hpp
peelz b02694caef fix(network): initialize all fields
Some fields were previously uninitialized (e.g. carrier), which
could lead to UB.
2025-07-10 08:01:20 -04:00

99 lines
2.4 KiB
C++

#pragma once
#include <arpa/inet.h>
#include <fmt/format.h>
#include <linux/nl80211.h>
#include <netlink/genl/ctrl.h>
#include <netlink/genl/genl.h>
#include <netlink/netlink.h>
#include <sys/epoll.h>
#include <optional>
#include "ALabel.hpp"
#include "util/sleeper_thread.hpp"
#ifdef WANT_RFKILL
#include "util/rfkill.hpp"
#endif
enum ip_addr_pref : uint8_t { IPV4, IPV6, IPV4_6 };
namespace waybar::modules {
class Network : public ALabel {
public:
Network(const std::string&, const Json::Value&);
virtual ~Network();
auto update() -> void override;
private:
static const uint8_t MAX_RETRY{5};
static const uint8_t EPOLL_MAX{200};
static int handleEvents(struct nl_msg*, void*);
static int handleEventsDone(struct nl_msg*, void*);
static int handleScan(struct nl_msg*, void*);
void askForStateDump(void);
void worker();
void createInfoSocket();
void createEventSocket();
void parseEssid(struct nlattr**);
void parseSignal(struct nlattr**);
void parseFreq(struct nlattr**);
void parseBssid(struct nlattr**);
bool associatedOrJoined(struct nlattr**);
bool checkInterface(std::string name);
auto getInfo() -> void;
const std::string getNetworkState() const;
void clearIface();
bool wildcardMatch(const std::string& pattern, const std::string& text) const;
std::optional<std::pair<unsigned long long, unsigned long long>> readBandwidthUsage();
int ifid_{-1};
ip_addr_pref addr_pref_{ip_addr_pref::IPV4};
struct sockaddr_nl nladdr_{0};
struct nl_sock* sock_{nullptr};
struct nl_sock* ev_sock_{nullptr};
int efd_{-1};
int ev_fd_{-1};
int nl80211_id_{-1};
std::mutex mutex_;
bool want_route_dump_{false};
bool want_link_dump_{false};
bool want_addr_dump_{false};
bool dump_in_progress_{false};
bool is_p2p_{false};
unsigned long long bandwidth_down_total_{0};
unsigned long long bandwidth_up_total_{0};
std::string state_;
std::string essid_;
std::string bssid_;
bool carrier_{false};
std::string ifname_;
std::string ipaddr_;
std::string ipaddr6_;
std::string gwaddr_;
std::string netmask_;
std::string netmask6_;
int cidr_{0};
int cidr6_{0};
int32_t signal_strength_dbm_;
uint8_t signal_strength_;
std::string signal_strength_app_;
uint32_t route_priority;
util::SleeperThread thread_;
util::SleeperThread thread_timer_;
#ifdef WANT_RFKILL
util::Rfkill rfkill_{RFKILL_TYPE_WLAN};
#endif
float frequency_{0};
};
} // namespace waybar::modules