roy.marples.name Git - dhcpcd-ui/blob - src/dhcpcd-qt/dhcpcd-wi.cpp

   1 #include <QObject>
   2 #include <QSocketNotifier>
   3 #include <QTimer>
   4
   5 #include <cerrno>
   6
   7 #include "config.h"
   8 #include "dhcpcd-wi.h"
   9
  10 DhcpcdWi::DhcpcdWi(DhcpcdQt *parent, DHCPCD_WPA *wpa)
  11 {
  12
  13         this->dhcpcdQt = parent;
  14         this->wpa = wpa;
  15         scans = NULL;
  16
  17         int fd = dhcpcd_wpa_get_fd(wpa);
  18         notifier = new QSocketNotifier(fd, QSocketNotifier::Read);
  19         connect(notifier, SIGNAL(activated(int)), this, SLOT(dispatch()));
  20         retryOpenTimer = NULL;
  21 }
  22
  23 DhcpcdWi::~DhcpcdWi()
  24 {
  25
  26         dhcpcd_wi_scans_free(scans);
  27         if (notifier != NULL)
  28                 delete notifier;
  29 }
  30
  31 DHCPCD_WPA * DhcpcdWi::getWpa()
  32 {
  33
  34         return wpa;
  35 }
  36
  37 DHCPCD_WI_SCAN *DhcpcdWi::getScans()
  38 {
  39
  40         return scans;
  41 }
  42 void DhcpcdWi::setScans(DHCPCD_WI_SCAN *scans)
  43 {
  44
  45         dhcpcd_wi_scans_free(this->scans);
  46         this->scans = scans;
  47 }
  48
  49 void DhcpcdWi::wpaOpen()
  50 {
  51         int fd = dhcpcd_wpa_open(wpa);
  52         static int last_error;
  53
  54         if (fd == -1) {
  55                 if (errno != last_error) {
  56                         last_error = errno;
  57                         qCritical("%s: dhcpcd_wpa_open: %s",
  58                             dhcpcd_wpa_if(wpa)->ifname,
  59                             strerror(last_error));
  60                 }
  61                 return;
  62         }
  63
  64         notifier = new QSocketNotifier(fd, QSocketNotifier::Read);
  65         connect(notifier, SIGNAL(activated(int)), this, SLOT(dispatch()));
  66         if (retryOpenTimer) {
  67                 delete retryOpenTimer;
  68                 retryOpenTimer = NULL;
  69         }
  70 }
  71
  72 void DhcpcdWi::dispatch()
  73 {
  74
  75         if (dhcpcd_wpa_get_fd(wpa) == -1) {
  76                 delete notifier;
  77                 notifier = NULL;
  78                 DHCPCD_IF *i = dhcpcd_wpa_if(wpa);
  79                 if (i == NULL ||
  80                     strcmp(i->reason, "DEPARTED") == 0 ||
  81                     strcmp(i->reason, "STOPPED") == 0)
  82                         return;
  83                 qWarning("%s: %s",
  84                     i->ifname,
  85                     qPrintable(tr("dhcpcd WPA connection lost")));
  86                 if (retryOpenTimer == NULL) {
  87                         retryOpenTimer = new QTimer(this);
  88                         connect(retryOpenTimer, SIGNAL(timeout()),
  89                             this, SLOT(wpaOpen()));
  90                         retryOpenTimer->start(DHCPCD_RETRYOPEN);
  91                 }
  92                 return;
  93         }
  94
  95         dhcpcd_wpa_dispatch(wpa);
  96 }