kernel/qnetworkinterface_unix.cpp

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1/**************************************************************************** -
2** -
3** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -
4** Contact: http://www.qt-project.org/legal -
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6** This file is part of the QtNetwork module of the Qt Toolkit. -
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38** $QT_END_LICENSE$ -
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40****************************************************************************/ -
41 -
42#include "qset.h" -
43#include "qnetworkinterface.h" -
44#include "qnetworkinterface_p.h" -
45#include "qalgorithms.h" -
46#include "private/qnet_unix_p.h" -
47 -
48#ifndef QT_NO_NETWORKINTERFACE -
49 -
50#define IP_MULTICAST // make AIX happy and define IFF_MULTICAST -
51 -
52#include <sys/types.h> -
53#include <sys/socket.h> -
54 -
55#ifdef Q_OS_SOLARIS -
56# include <sys/sockio.h> -
57#endif -
58#include <net/if.h> -
59 -
60#if defined(QT_LINUXBASE) -
61# define QT_NO_GETIFADDRS -
62#endif -
63 -
64#ifdef Q_OS_LINUX_ANDROID -
65// android lacks if_nameindex -
66# define QT_NO_IPV6IFNAME -
67#endif -
68 -
69#ifndef QT_NO_GETIFADDRS -
70# include <ifaddrs.h> -
71#endif -
72 -
73#ifdef QT_LINUXBASE -
74# include <arpa/inet.h> -
75# ifndef SIOCGIFBRDADDR -
76# define SIOCGIFBRDADDR 0x8919 -
77# endif -
78#endif // QT_LINUXBASE -
79 -
80#include <qplatformdefs.h> -
81 -
82QT_BEGIN_NAMESPACE -
83 -
84static QHostAddress addressFromSockaddr(sockaddr *sa) -
85{ -
86 QHostAddress address;
executed (the execution status of this line is deduced): QHostAddress address;
-
87 if (!sa)
evaluated: !sa
TRUEFALSE
yes
Evaluation Count:489
yes
Evaluation Count:3912
489-3912
88 return address;
executed: return address;
Execution Count:489
489
89 -
90 if (sa->sa_family == AF_INET)
evaluated: sa->sa_family == 2
TRUEFALSE
yes
Evaluation Count:1793
yes
Evaluation Count:2119
1793-2119
91 address.setAddress(htonl(((sockaddr_in *)sa)->sin_addr.s_addr));
executed: address.setAddress((__extension__ ({ register unsigned int __v, __x = (((sockaddr_in *)sa)->sin_addr.s_addr); if (__builtin_constant_p (__x)) __v = ((((__x) & 0xff000000) >> 24) | (((__x) & 0x00ff0000) >> 8) | (((__x) & 0x0000ff00) << 8) | (((__x) & 0x000000ff) << 24)); else __asm__ ("bswap %0" : "=r" (__v) : "0" (__x)); __v; })));
Execution Count:1793
never executed: __v = ((((__x) & 0xff000000) >> 24) | (((__x) & 0x00ff0000) >> 8) | (((__x) & 0x0000ff00) << 8) | (((__x) & 0x000000ff) << 24));
executed: __asm__ ("bswap %0" : "=r" (__v) : "0" (__x));
Execution Count:1793
partially evaluated: __builtin_constant_p (__x)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1793
0-1793
92 else if (sa->sa_family == AF_INET6) {
evaluated: sa->sa_family == 10
TRUEFALSE
yes
Evaluation Count:1304
yes
Evaluation Count:815
815-1304
93 address.setAddress(((sockaddr_in6 *)sa)->sin6_addr.s6_addr);
executed (the execution status of this line is deduced): address.setAddress(((sockaddr_in6 *)sa)->sin6_addr.__in6_u.__u6_addr8);
-
94 int scope = ((sockaddr_in6 *)sa)->sin6_scope_id;
executed (the execution status of this line is deduced): int scope = ((sockaddr_in6 *)sa)->sin6_scope_id;
-
95 if (scope) {
evaluated: scope
TRUEFALSE
yes
Evaluation Count:489
yes
Evaluation Count:815
489-815
96#ifndef QT_NO_IPV6IFNAME -
97 char scopeid[IFNAMSIZ];
executed (the execution status of this line is deduced): char scopeid[16];
-
98 if (::if_indextoname(scope, scopeid)) {
partially evaluated: ::if_indextoname(scope, scopeid)
TRUEFALSE
yes
Evaluation Count:489
no
Evaluation Count:0
0-489
99 address.setScopeId(QLatin1String(scopeid));
executed (the execution status of this line is deduced): address.setScopeId(QLatin1String(scopeid));
-
100 } else
executed: }
Execution Count:489
489
101#endif -
102 address.setScopeId(QString::number(scope));
never executed: address.setScopeId(QString::number(scope));
0
103 } -
104 }
executed: }
Execution Count:1304
1304
105 return address;
executed: return address;
Execution Count:3912
3912
106 -
107} -
108 -
109static QNetworkInterface::InterfaceFlags convertFlags(uint rawFlags) -
110{ -
111 QNetworkInterface::InterfaceFlags flags = 0;
executed (the execution status of this line is deduced): QNetworkInterface::InterfaceFlags flags = 0;
-
112 flags |= (rawFlags & IFF_UP) ? QNetworkInterface::IsUp : QNetworkInterface::InterfaceFlag(0);
evaluated: (rawFlags & IFF_UP)
TRUEFALSE
yes
Evaluation Count:652
yes
Evaluation Count:163
163-652
113 flags |= (rawFlags & IFF_RUNNING) ? QNetworkInterface::IsRunning : QNetworkInterface::InterfaceFlag(0);
evaluated: (rawFlags & IFF_RUNNING)
TRUEFALSE
yes
Evaluation Count:652
yes
Evaluation Count:163
163-652
114 flags |= (rawFlags & IFF_BROADCAST) ? QNetworkInterface::CanBroadcast : QNetworkInterface::InterfaceFlag(0);
evaluated: (rawFlags & IFF_BROADCAST)
TRUEFALSE
yes
Evaluation Count:652
yes
Evaluation Count:163
163-652
115 flags |= (rawFlags & IFF_LOOPBACK) ? QNetworkInterface::IsLoopBack : QNetworkInterface::InterfaceFlag(0);
evaluated: (rawFlags & IFF_LOOPBACK)
TRUEFALSE
yes
Evaluation Count:163
yes
Evaluation Count:652
163-652
116#ifdef IFF_POINTOPOINT //cygwin doesn't define IFF_POINTOPOINT -
117 flags |= (rawFlags & IFF_POINTOPOINT) ? QNetworkInterface::IsPointToPoint : QNetworkInterface::InterfaceFlag(0);
partially evaluated: (rawFlags & IFF_POINTOPOINT)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:815
0-815
118#endif -
119 -
120#ifdef IFF_MULTICAST -
121 flags |= (rawFlags & IFF_MULTICAST) ? QNetworkInterface::CanMulticast : QNetworkInterface::InterfaceFlag(0);
evaluated: (rawFlags & IFF_MULTICAST)
TRUEFALSE
yes
Evaluation Count:652
yes
Evaluation Count:163
163-652
122#endif -
123 return flags;
executed: return flags;
Execution Count:815
815
124} -
125 -
126#ifdef QT_NO_GETIFADDRS -
127// getifaddrs not available -
128 -
129static const int STORAGEBUFFER_GROWTH = 256; -
130 -
131static QSet<QByteArray> interfaceNames(int socket) -
132{ -
133 QSet<QByteArray> result; -
134#ifdef QT_NO_IPV6IFNAME -
135 QByteArray storageBuffer; -
136 struct ifconf interfaceList; -
137 -
138 forever { -
139 // grow the storage buffer -
140 storageBuffer.resize(storageBuffer.size() + STORAGEBUFFER_GROWTH); -
141 interfaceList.ifc_buf = storageBuffer.data(); -
142 interfaceList.ifc_len = storageBuffer.size(); -
143 -
144 // get the interface list -
145 if (qt_safe_ioctl(socket, SIOCGIFCONF, &interfaceList) >= 0) { -
146 if (int(interfaceList.ifc_len + sizeof(ifreq) + 64) < storageBuffer.size()) { -
147 // if the buffer was big enough, break -
148 storageBuffer.resize(interfaceList.ifc_len); -
149 break; -
150 } -
151 } else { -
152 // internal error -
153 return result; -
154 } -
155 if (storageBuffer.size() > 100000) { -
156 // out of space -
157 return result; -
158 } -
159 } -
160 -
161 int interfaceCount = interfaceList.ifc_len / sizeof(ifreq); -
162 for (int i = 0; i < interfaceCount; ++i) { -
163 QByteArray name = QByteArray(interfaceList.ifc_req[i].ifr_name); -
164 if (!name.isEmpty()) -
165 result << name; -
166 } -
167 -
168 return result; -
169#else -
170 Q_UNUSED(socket); -
171 -
172 // use if_nameindex -
173 struct if_nameindex *interfaceList = ::if_nameindex(); -
174 for (struct if_nameindex *ptr = interfaceList; ptr && ptr->if_name; ++ptr) -
175 result << ptr->if_name; -
176 -
177 if_freenameindex(interfaceList); -
178 return result; -
179#endif -
180} -
181 -
182static QNetworkInterfacePrivate *findInterface(int socket, QList<QNetworkInterfacePrivate *> &interfaces, -
183 struct ifreq &req) -
184{ -
185 QNetworkInterfacePrivate *iface = 0; -
186 int ifindex = 0; -
187 -
188#ifndef QT_NO_IPV6IFNAME -
189 // Get the interface index -
190 ifindex = if_nametoindex(req.ifr_name); -
191 -
192 // find the interface data -
193 QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin(); -
194 for ( ; if_it != interfaces.end(); ++if_it) -
195 if ((*if_it)->index == ifindex) { -
196 // existing interface -
197 iface = *if_it; -
198 break; -
199 } -
200#else -
201 // Search by name -
202 QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin(); -
203 for ( ; if_it != interfaces.end(); ++if_it) -
204 if ((*if_it)->name == QLatin1String(req.ifr_name)) { -
205 // existing interface -
206 iface = *if_it; -
207 break; -
208 } -
209#endif -
210 -
211 if (!iface) { -
212 // new interface, create data: -
213 iface = new QNetworkInterfacePrivate; -
214 iface->index = ifindex; -
215 interfaces << iface; -
216 -
217#ifdef SIOCGIFNAME -
218 // Get the canonical name -
219 QByteArray oldName = req.ifr_name; -
220 if (qt_safe_ioctl(socket, SIOCGIFNAME, &req) >= 0) { -
221 iface->name = QString::fromLatin1(req.ifr_name); -
222 -
223 // reset the name: -
224 memcpy(req.ifr_name, oldName, qMin<int>(oldName.length() + 1, sizeof(req.ifr_name) - 1)); -
225 } else -
226#endif -
227 { -
228 // use this name anyways -
229 iface->name = QString::fromLatin1(req.ifr_name); -
230 } -
231 -
232 // Get interface flags -
233 if (qt_safe_ioctl(socket, SIOCGIFFLAGS, &req) >= 0) { -
234 iface->flags = convertFlags(req.ifr_flags); -
235 } -
236 -
237#ifdef SIOCGIFHWADDR -
238 // Get the HW address -
239 if (qt_safe_ioctl(socket, SIOCGIFHWADDR, &req) >= 0) { -
240 uchar *addr = (uchar *)req.ifr_addr.sa_data; -
241 iface->hardwareAddress = iface->makeHwAddress(6, addr); -
242 } -
243#endif -
244 } -
245 -
246 return iface; -
247} -
248 -
249static QList<QNetworkInterfacePrivate *> interfaceListing() -
250{ -
251 QList<QNetworkInterfacePrivate *> interfaces; -
252 -
253 int socket; -
254 if ((socket = qt_safe_socket(AF_INET, SOCK_STREAM, IPPROTO_IP)) == -1) -
255 return interfaces; // error -
256 -
257 QSet<QByteArray> names = interfaceNames(socket); -
258 QSet<QByteArray>::ConstIterator it = names.constBegin(); -
259 for ( ; it != names.constEnd(); ++it) { -
260 ifreq req; -
261 memset(&req, 0, sizeof(ifreq)); -
262 memcpy(req.ifr_name, *it, qMin<int>(it->length() + 1, sizeof(req.ifr_name) - 1)); -
263 -
264 QNetworkInterfacePrivate *iface = findInterface(socket, interfaces, req); -
265 -
266 // Get the interface broadcast address -
267 QNetworkAddressEntry entry; -
268 if (iface->flags & QNetworkInterface::CanBroadcast) { -
269 if (qt_safe_ioctl(socket, SIOCGIFBRDADDR, &req) >= 0) { -
270 sockaddr *sa = &req.ifr_addr; -
271 if (sa->sa_family == AF_INET) -
272 entry.setBroadcast(addressFromSockaddr(sa)); -
273 } -
274 } -
275 -
276 // Get the interface netmask -
277 if (qt_safe_ioctl(socket, SIOCGIFNETMASK, &req) >= 0) { -
278 sockaddr *sa = &req.ifr_addr; -
279 entry.setNetmask(addressFromSockaddr(sa)); -
280 } -
281 -
282 // Get the address of the interface -
283 if (qt_safe_ioctl(socket, SIOCGIFADDR, &req) >= 0) { -
284 sockaddr *sa = &req.ifr_addr; -
285 entry.setIp(addressFromSockaddr(sa)); -
286 } -
287 -
288 iface->addressEntries << entry; -
289 } -
290 -
291 ::close(socket); -
292 return interfaces; -
293} -
294 -
295#else -
296// use getifaddrs -
297 -
298// platform-specific defs: -
299# ifdef Q_OS_LINUX -
300QT_BEGIN_INCLUDE_NAMESPACE -
301# include <features.h> -
302QT_END_INCLUDE_NAMESPACE -
303# endif -
304 -
305# if defined(Q_OS_LINUX) && __GLIBC__ - 0 >= 2 && __GLIBC_MINOR__ - 0 >= 1 && !defined(QT_LINUXBASE) -
306# include <netpacket/packet.h> -
307 -
308static QList<QNetworkInterfacePrivate *> createInterfaces(ifaddrs *rawList) -
309{ -
310 QList<QNetworkInterfacePrivate *> interfaces;
executed (the execution status of this line is deduced): QList<QNetworkInterfacePrivate *> interfaces;
-
311 -
312 for (ifaddrs *ptr = rawList; ptr; ptr = ptr->ifa_next) {
evaluated: ptr
TRUEFALSE
yes
Evaluation Count:2119
yes
Evaluation Count:163
163-2119
313 if ( !ptr->ifa_addr )
partially evaluated: !ptr->ifa_addr
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:2119
0-2119
314 continue;
never executed: continue;
0
315 -
316 // Get the interface index -
317 int ifindex = if_nametoindex(ptr->ifa_name);
executed (the execution status of this line is deduced): int ifindex = if_nametoindex(ptr->ifa_name);
-
318 -
319 // on Linux we use AF_PACKET and sockaddr_ll to obtain hHwAddress -
320 QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin();
executed (the execution status of this line is deduced): QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin();
-
321 for ( ; if_it != interfaces.end(); ++if_it)
evaluated: if_it != interfaces.end()
TRUEFALSE
yes
Evaluation Count:5542
yes
Evaluation Count:815
815-5542
322 if ((*if_it)->index == ifindex) {
evaluated: (*if_it)->index == ifindex
TRUEFALSE
yes
Evaluation Count:1304
yes
Evaluation Count:4238
1304-4238
323 // this one has been added already -
324 if ( ptr->ifa_addr->sa_family == AF_PACKET
partially evaluated: ptr->ifa_addr->sa_family == 17
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1304
0-1304
325 && (*if_it)->hardwareAddress.isEmpty()) {
never evaluated: (*if_it)->hardwareAddress.isEmpty()
0
326 sockaddr_ll *sll = (sockaddr_ll *)ptr->ifa_addr;
never executed (the execution status of this line is deduced): sockaddr_ll *sll = (sockaddr_ll *)ptr->ifa_addr;
-
327 (*if_it)->hardwareAddress = (*if_it)->makeHwAddress(sll->sll_halen, (uchar*)sll->sll_addr);
never executed (the execution status of this line is deduced): (*if_it)->hardwareAddress = (*if_it)->makeHwAddress(sll->sll_halen, (uchar*)sll->sll_addr);
-
328 }
never executed: }
0
329 break;
executed: break;
Execution Count:1304
1304
330 } -
331 if ( if_it != interfaces.end() )
evaluated: if_it != interfaces.end()
TRUEFALSE
yes
Evaluation Count:1304
yes
Evaluation Count:815
815-1304
332 continue;
executed: continue;
Execution Count:1304
1304
333 -
334 QNetworkInterfacePrivate *iface = new QNetworkInterfacePrivate;
executed (the execution status of this line is deduced): QNetworkInterfacePrivate *iface = new QNetworkInterfacePrivate;
-
335 interfaces << iface;
executed (the execution status of this line is deduced): interfaces << iface;
-
336 iface->index = ifindex;
executed (the execution status of this line is deduced): iface->index = ifindex;
-
337 iface->name = QString::fromLatin1(ptr->ifa_name);
executed (the execution status of this line is deduced): iface->name = QString::fromLatin1(ptr->ifa_name);
-
338 iface->flags = convertFlags(ptr->ifa_flags);
executed (the execution status of this line is deduced): iface->flags = convertFlags(ptr->ifa_flags);
-
339 -
340 if ( ptr->ifa_addr->sa_family == AF_PACKET ) {
partially evaluated: ptr->ifa_addr->sa_family == 17
TRUEFALSE
yes
Evaluation Count:815
no
Evaluation Count:0
0-815
341 sockaddr_ll *sll = (sockaddr_ll *)ptr->ifa_addr;
executed (the execution status of this line is deduced): sockaddr_ll *sll = (sockaddr_ll *)ptr->ifa_addr;
-
342 iface->hardwareAddress = iface->makeHwAddress(sll->sll_halen, (uchar*)sll->sll_addr);
executed (the execution status of this line is deduced): iface->hardwareAddress = iface->makeHwAddress(sll->sll_halen, (uchar*)sll->sll_addr);
-
343 }
executed: }
Execution Count:815
815
344 }
executed: }
Execution Count:815
815
345 -
346 return interfaces;
executed: return interfaces;
Execution Count:163
163
347} -
348 -
349# elif defined(Q_OS_BSD4) -
350QT_BEGIN_INCLUDE_NAMESPACE -
351# include <net/if_dl.h> -
352QT_END_INCLUDE_NAMESPACE -
353 -
354static QList<QNetworkInterfacePrivate *> createInterfaces(ifaddrs *rawList) -
355{ -
356 QList<QNetworkInterfacePrivate *> interfaces; -
357 -
358 // on NetBSD we use AF_LINK and sockaddr_dl -
359 // scan the list for that family -
360 for (ifaddrs *ptr = rawList; ptr; ptr = ptr->ifa_next) -
361 if (ptr->ifa_addr && ptr->ifa_addr->sa_family == AF_LINK) { -
362 QNetworkInterfacePrivate *iface = new QNetworkInterfacePrivate; -
363 interfaces << iface; -
364 -
365 sockaddr_dl *sdl = (sockaddr_dl *)ptr->ifa_addr; -
366 iface->index = sdl->sdl_index; -
367 iface->name = QString::fromLatin1(ptr->ifa_name); -
368 iface->flags = convertFlags(ptr->ifa_flags); -
369 iface->hardwareAddress = iface->makeHwAddress(sdl->sdl_alen, (uchar*)LLADDR(sdl)); -
370 } -
371 -
372 return interfaces; -
373} -
374 -
375# else // Generic version -
376 -
377static QList<QNetworkInterfacePrivate *> createInterfaces(ifaddrs *rawList) -
378{ -
379 QList<QNetworkInterfacePrivate *> interfaces; -
380 -
381 // make sure there's one entry for each interface -
382 for (ifaddrs *ptr = rawList; ptr; ptr = ptr->ifa_next) { -
383 // Get the interface index -
384 int ifindex = if_nametoindex(ptr->ifa_name); -
385 -
386 QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin(); -
387 for ( ; if_it != interfaces.end(); ++if_it) -
388 if ((*if_it)->index == ifindex) -
389 // this one has been added already -
390 break; -
391 -
392 if (if_it == interfaces.end()) { -
393 // none found, create -
394 QNetworkInterfacePrivate *iface = new QNetworkInterfacePrivate; -
395 interfaces << iface; -
396 -
397 iface->index = ifindex; -
398 iface->name = QString::fromLatin1(ptr->ifa_name); -
399 iface->flags = convertFlags(ptr->ifa_flags); -
400 } -
401 } -
402 -
403 return interfaces; -
404} -
405 -
406# endif -
407 -
408 -
409static QList<QNetworkInterfacePrivate *> interfaceListing() -
410{ -
411 QList<QNetworkInterfacePrivate *> interfaces;
executed (the execution status of this line is deduced): QList<QNetworkInterfacePrivate *> interfaces;
-
412 -
413 int socket;
executed (the execution status of this line is deduced): int socket;
-
414 if ((socket = qt_safe_socket(AF_INET, SOCK_STREAM, IPPROTO_IP)) == -1)
partially evaluated: (socket = qt_safe_socket(2, SOCK_STREAM, IPPROTO_IP)) == -1
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:163
0-163
415 return interfaces; // error
never executed: return interfaces;
0
416 -
417 ifaddrs *interfaceListing;
executed (the execution status of this line is deduced): ifaddrs *interfaceListing;
-
418 if (getifaddrs(&interfaceListing) == -1) {
partially evaluated: getifaddrs(&interfaceListing) == -1
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:163
0-163
419 // error -
420 ::close(socket);
never executed (the execution status of this line is deduced): ::close(socket);
-
421 return interfaces;
never executed: return interfaces;
0
422 } -
423 -
424 interfaces = createInterfaces(interfaceListing);
executed (the execution status of this line is deduced): interfaces = createInterfaces(interfaceListing);
-
425 for (ifaddrs *ptr = interfaceListing; ptr; ptr = ptr->ifa_next) {
evaluated: ptr
TRUEFALSE
yes
Evaluation Count:2119
yes
Evaluation Count:163
163-2119
426 // Get the interface index -
427 int ifindex = if_nametoindex(ptr->ifa_name);
executed (the execution status of this line is deduced): int ifindex = if_nametoindex(ptr->ifa_name);
-
428 QNetworkInterfacePrivate *iface = 0;
executed (the execution status of this line is deduced): QNetworkInterfacePrivate *iface = 0;
-
429 QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin();
executed (the execution status of this line is deduced): QList<QNetworkInterfacePrivate *>::Iterator if_it = interfaces.begin();
-
430 for ( ; if_it != interfaces.end(); ++if_it)
partially evaluated: if_it != interfaces.end()
TRUEFALSE
yes
Evaluation Count:6357
no
Evaluation Count:0
0-6357
431 if ((*if_it)->index == ifindex) {
evaluated: (*if_it)->index == ifindex
TRUEFALSE
yes
Evaluation Count:2119
yes
Evaluation Count:4238
2119-4238
432 // found this interface already -
433 iface = *if_it;
executed (the execution status of this line is deduced): iface = *if_it;
-
434 break;
executed: break;
Execution Count:2119
2119
435 } -
436 if (!iface) {
partially evaluated: !iface
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:2119
0-2119
437 // skip all non-IP interfaces -
438 continue;
never executed: continue;
0
439 } -
440 -
441 QNetworkAddressEntry entry;
executed (the execution status of this line is deduced): QNetworkAddressEntry entry;
-
442 entry.setIp(addressFromSockaddr(ptr->ifa_addr));
executed (the execution status of this line is deduced): entry.setIp(addressFromSockaddr(ptr->ifa_addr));
-
443 if (entry.ip().isNull())
evaluated: entry.ip().isNull()
TRUEFALSE
yes
Evaluation Count:815
yes
Evaluation Count:1304
815-1304
444 // could not parse the address -
445 continue;
executed: continue;
Execution Count:815
815
446 -
447 entry.setNetmask(addressFromSockaddr(ptr->ifa_netmask));
executed (the execution status of this line is deduced): entry.setNetmask(addressFromSockaddr(ptr->ifa_netmask));
-
448 if (iface->flags & QNetworkInterface::CanBroadcast)
evaluated: iface->flags & QNetworkInterface::CanBroadcast
TRUEFALSE
yes
Evaluation Count:978
yes
Evaluation Count:326
326-978
449 entry.setBroadcast(addressFromSockaddr(ptr->ifa_broadaddr));
executed: entry.setBroadcast(addressFromSockaddr(ptr->ifa_ifu.ifu_broadaddr));
Execution Count:978
978
450 -
451 iface->addressEntries << entry;
executed (the execution status of this line is deduced): iface->addressEntries << entry;
-
452 }
executed: }
Execution Count:1304
1304
453 -
454 freeifaddrs(interfaceListing);
executed (the execution status of this line is deduced): freeifaddrs(interfaceListing);
-
455 ::close(socket);
executed (the execution status of this line is deduced): ::close(socket);
-
456 return interfaces;
executed: return interfaces;
Execution Count:163
163
457} -
458#endif -
459 -
460QList<QNetworkInterfacePrivate *> QNetworkInterfaceManager::scan() -
461{ -
462 return interfaceListing();
executed: return interfaceListing();
Execution Count:163
163
463} -
464 -
465QT_END_NAMESPACE -
466 -
467#endif // QT_NO_NETWORKINTERFACE -
468 -
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