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Side by Side Diff: net/base/net_util_posix.cc

Issue 642403002: git cl format the first third of the net/base directory (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 2 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/base/net_util.h" 5 #include "net/base/net_util.h"
6 6
7 #include <set> 7 #include <set>
8 #include <sys/types.h> 8 #include <sys/types.h>
9 9
10 #include "base/files/file_path.h" 10 #include "base/files/file_path.h"
(...skipping 24 matching lines...) Expand all
35 #include "net/android/network_library.h" 35 #include "net/android/network_library.h"
36 #endif 36 #endif
37 37
38 namespace net { 38 namespace net {
39 39
40 namespace { 40 namespace {
41 41
42 #if !defined(OS_ANDROID) 42 #if !defined(OS_ANDROID)
43 43
44 struct NetworkInterfaceInfo { 44 struct NetworkInterfaceInfo {
45 NetworkInterfaceInfo() : permanent(true) { } 45 NetworkInterfaceInfo() : permanent(true) {}
46 46
47 bool permanent; // IPv6 has notion of temporary address. If the address is 47 bool permanent; // IPv6 has notion of temporary address. If the address is
48 // IPv6 and it's temporary this field will be false. 48 // IPv6 and it's temporary this field will be false.
49 NetworkInterface interface; 49 NetworkInterface interface;
50 }; 50 };
51 51
52 // This method will remove permanent IPv6 addresses if a temporary address 52 // This method will remove permanent IPv6 addresses if a temporary address
53 // is available for same network interface. 53 // is available for same network interface.
54 void RemovePermanentIPv6AddressesWhereTemporaryExists( 54 void RemovePermanentIPv6AddressesWhereTemporaryExists(
55 std::vector<NetworkInterfaceInfo>* infos) { 55 std::vector<NetworkInterfaceInfo>* infos) {
56 if (!infos || infos->empty()) 56 if (!infos || infos->empty())
57 return; 57 return;
58 58
59 // Build a set containing the names of interfaces with a temp IPv6 address 59 // Build a set containing the names of interfaces with a temp IPv6 address
60 std::set<std::string> ifaces_with_temp_addrs; 60 std::set<std::string> ifaces_with_temp_addrs;
61 std::vector<NetworkInterfaceInfo>::iterator i; 61 std::vector<NetworkInterfaceInfo>::iterator i;
62 for (i = infos->begin(); i != infos->end(); ++i) { 62 for (i = infos->begin(); i != infos->end(); ++i) {
63 if (!i->permanent && i->interface.address.size() == kIPv6AddressSize) { 63 if (!i->permanent && i->interface.address.size() == kIPv6AddressSize) {
64 ifaces_with_temp_addrs.insert(i->interface.name); 64 ifaces_with_temp_addrs.insert(i->interface.name);
65 } 65 }
66 } 66 }
67 67
68 // If there are no such interfaces then there's no further work. 68 // If there are no such interfaces then there's no further work.
69 if (ifaces_with_temp_addrs.empty()) 69 if (ifaces_with_temp_addrs.empty())
70 return; 70 return;
71 71
72 // Search for permenent addresses belonging to same network interface. 72 // Search for permenent addresses belonging to same network interface.
73 for (i = infos->begin(); i != infos->end(); ) { 73 for (i = infos->begin(); i != infos->end();) {
74 // If the address is IPv6 and it's permanent and there is temporary 74 // If the address is IPv6 and it's permanent and there is temporary
75 // address for it, then we can remove this address. 75 // address for it, then we can remove this address.
76 if ((i->interface.address.size() == kIPv6AddressSize) && i->permanent && 76 if ((i->interface.address.size() == kIPv6AddressSize) && i->permanent &&
77 (ifaces_with_temp_addrs.find(i->interface.name) != 77 (ifaces_with_temp_addrs.find(i->interface.name) !=
78 ifaces_with_temp_addrs.end())) { 78 ifaces_with_temp_addrs.end())) {
79 i = infos->erase(i); 79 i = infos->erase(i);
80 } else { 80 } else {
81 ++i; 81 ++i;
82 } 82 }
83 } 83 }
84 } 84 }
85 85
86 #endif 86 #endif
87 87
88 #if defined(OS_MACOSX) && !defined(OS_IOS) 88 #if defined(OS_MACOSX) && !defined(OS_IOS)
89 89
90 NetworkChangeNotifier::ConnectionType GetNetworkInterfaceType( 90 NetworkChangeNotifier::ConnectionType GetNetworkInterfaceType(
91 int addr_family, const std::string& interface_name) { 91 int addr_family,
92 const std::string& interface_name) {
92 NetworkChangeNotifier::ConnectionType type = 93 NetworkChangeNotifier::ConnectionType type =
93 NetworkChangeNotifier::CONNECTION_UNKNOWN; 94 NetworkChangeNotifier::CONNECTION_UNKNOWN;
94 95
95 struct ifmediareq ifmr = {}; 96 struct ifmediareq ifmr = {};
96 strncpy(ifmr.ifm_name, interface_name.c_str(), sizeof(ifmr.ifm_name) - 1); 97 strncpy(ifmr.ifm_name, interface_name.c_str(), sizeof(ifmr.ifm_name) - 1);
97 98
98 int s = socket(addr_family, SOCK_DGRAM, 0); 99 int s = socket(addr_family, SOCK_DGRAM, 0);
99 if (s == -1) { 100 if (s == -1) {
100 return type; 101 return type;
101 } 102 }
(...skipping 23 matching lines...) Expand all
125 while (network_interfaces.GetNext()) { 126 while (network_interfaces.GetNext()) {
126 std::string network_item = network_interfaces.token(); 127 std::string network_item = network_interfaces.token();
127 base::StringTokenizer network_tokenizer(network_item, "\t"); 128 base::StringTokenizer network_tokenizer(network_item, "\t");
128 CHECK(network_tokenizer.GetNext()); 129 CHECK(network_tokenizer.GetNext());
129 std::string name = network_tokenizer.token(); 130 std::string name = network_tokenizer.token();
130 131
131 CHECK(network_tokenizer.GetNext()); 132 CHECK(network_tokenizer.GetNext());
132 std::string interface_address = network_tokenizer.token(); 133 std::string interface_address = network_tokenizer.token();
133 IPAddressNumber address; 134 IPAddressNumber address;
134 size_t network_prefix = 0; 135 size_t network_prefix = 0;
135 CHECK(ParseCIDRBlock(network_tokenizer.token(), 136 CHECK(ParseCIDRBlock(network_tokenizer.token(), &address, &network_prefix));
136 &address,
137 &network_prefix));
138 137
139 CHECK(network_tokenizer.GetNext()); 138 CHECK(network_tokenizer.GetNext());
140 uint32 index = 0; 139 uint32 index = 0;
141 CHECK(base::StringToUint(network_tokenizer.token(), &index)); 140 CHECK(base::StringToUint(network_tokenizer.token(), &index));
142 141
143 networks->push_back( 142 networks->push_back(
144 NetworkInterface(name, 143 NetworkInterface(name,
145 name, 144 name,
146 index, 145 index,
147 NetworkChangeNotifier::CONNECTION_UNKNOWN, 146 NetworkChangeNotifier::CONNECTION_UNKNOWN,
148 address, 147 address,
149 network_prefix, 148 network_prefix,
150 IP_ADDRESS_ATTRIBUTE_NONE)); 149 IP_ADDRESS_ATTRIBUTE_NONE));
151 } 150 }
152 return true; 151 return true;
153 #else 152 #else
154 // getifaddrs() may require IO operations. 153 // getifaddrs() may require IO operations.
155 base::ThreadRestrictions::AssertIOAllowed(); 154 base::ThreadRestrictions::AssertIOAllowed();
156 155
157 #if defined(OS_MACOSX) && !defined(OS_IOS) 156 #if defined(OS_MACOSX) && !defined(OS_IOS)
158 int ioctl_socket = -1; 157 int ioctl_socket = -1;
159 if (policy & INCLUDE_ONLY_TEMP_IPV6_ADDRESS_IF_POSSIBLE) { 158 if (policy & INCLUDE_ONLY_TEMP_IPV6_ADDRESS_IF_POSSIBLE) {
160 // we need a socket to query information about temporary address. 159 // we need a socket to query information about temporary address.
161 ioctl_socket = socket(AF_INET6, SOCK_DGRAM, 0); 160 ioctl_socket = socket(AF_INET6, SOCK_DGRAM, 0);
162 DCHECK_GT(ioctl_socket, 0); 161 DCHECK_GT(ioctl_socket, 0);
163 } 162 }
164 #endif 163 #endif
165 164
166 ifaddrs *interfaces; 165 ifaddrs* interfaces;
167 if (getifaddrs(&interfaces) < 0) { 166 if (getifaddrs(&interfaces) < 0) {
168 PLOG(ERROR) << "getifaddrs"; 167 PLOG(ERROR) << "getifaddrs";
169 return false; 168 return false;
170 } 169 }
171 170
172 std::vector<NetworkInterfaceInfo> network_infos; 171 std::vector<NetworkInterfaceInfo> network_infos;
173 172
174 // Enumerate the addresses assigned to network interfaces which are up. 173 // Enumerate the addresses assigned to network interfaces which are up.
175 for (ifaddrs *interface = interfaces; 174 for (ifaddrs* interface = interfaces; interface != NULL;
176 interface != NULL;
177 interface = interface->ifa_next) { 175 interface = interface->ifa_next) {
178 // Skip loopback interfaces, and ones which are down. 176 // Skip loopback interfaces, and ones which are down.
179 if (!(IFF_UP & interface->ifa_flags)) 177 if (!(IFF_UP & interface->ifa_flags))
180 continue; 178 continue;
181 if (IFF_LOOPBACK & interface->ifa_flags) 179 if (IFF_LOOPBACK & interface->ifa_flags)
182 continue; 180 continue;
183 // Skip interfaces with no address configured. 181 // Skip interfaces with no address configured.
184 struct sockaddr* addr = interface->ifa_addr; 182 struct sockaddr* addr = interface->ifa_addr;
185 if (!addr) 183 if (!addr)
186 continue; 184 continue;
187 185
188 // Skip unspecified addresses (i.e. made of zeroes) and loopback addresses 186 // Skip unspecified addresses (i.e. made of zeroes) and loopback addresses
189 // configured on non-loopback interfaces. 187 // configured on non-loopback interfaces.
190 int addr_size = 0; 188 int addr_size = 0;
191 if (addr->sa_family == AF_INET6) { 189 if (addr->sa_family == AF_INET6) {
192 struct sockaddr_in6* addr_in6 = 190 struct sockaddr_in6* addr_in6 =
193 reinterpret_cast<struct sockaddr_in6*>(addr); 191 reinterpret_cast<struct sockaddr_in6*>(addr);
194 struct in6_addr* sin6_addr = &addr_in6->sin6_addr; 192 struct in6_addr* sin6_addr = &addr_in6->sin6_addr;
195 addr_size = sizeof(*addr_in6); 193 addr_size = sizeof(*addr_in6);
196 if (IN6_IS_ADDR_LOOPBACK(sin6_addr) || 194 if (IN6_IS_ADDR_LOOPBACK(sin6_addr) ||
197 IN6_IS_ADDR_UNSPECIFIED(sin6_addr)) { 195 IN6_IS_ADDR_UNSPECIFIED(sin6_addr)) {
198 continue; 196 continue;
199 } 197 }
200 } else if (addr->sa_family == AF_INET) { 198 } else if (addr->sa_family == AF_INET) {
201 struct sockaddr_in* addr_in = 199 struct sockaddr_in* addr_in = reinterpret_cast<struct sockaddr_in*>(addr);
202 reinterpret_cast<struct sockaddr_in*>(addr);
203 addr_size = sizeof(*addr_in); 200 addr_size = sizeof(*addr_in);
204 if (addr_in->sin_addr.s_addr == INADDR_LOOPBACK || 201 if (addr_in->sin_addr.s_addr == INADDR_LOOPBACK ||
205 addr_in->sin_addr.s_addr == 0) { 202 addr_in->sin_addr.s_addr == 0) {
206 continue; 203 continue;
207 } 204 }
208 } else { 205 } else {
209 // Skip non-IP addresses. 206 // Skip non-IP addresses.
210 continue; 207 continue;
211 } 208 }
212 209
213 const std::string& name = interface->ifa_name; 210 const std::string& name = interface->ifa_name;
214 // Filter out VMware interfaces, typically named vmnet1 and vmnet8. 211 // Filter out VMware interfaces, typically named vmnet1 and vmnet8.
215 if ((policy & EXCLUDE_HOST_SCOPE_VIRTUAL_INTERFACES) && 212 if ((policy & EXCLUDE_HOST_SCOPE_VIRTUAL_INTERFACES) &&
216 ((name.find("vmnet") != std::string::npos) || 213 ((name.find("vmnet") != std::string::npos) ||
217 (name.find("vnic") != std::string::npos))) { 214 (name.find("vnic") != std::string::npos))) {
218 continue; 215 continue;
219 } 216 }
220 217
221 NetworkInterfaceInfo network_info; 218 NetworkInterfaceInfo network_info;
222 NetworkChangeNotifier::ConnectionType connection_type = 219 NetworkChangeNotifier::ConnectionType connection_type =
223 NetworkChangeNotifier::CONNECTION_UNKNOWN; 220 NetworkChangeNotifier::CONNECTION_UNKNOWN;
224 #if defined(OS_MACOSX) && !defined(OS_IOS) 221 #if defined(OS_MACOSX) && !defined(OS_IOS)
225 // Check if this is a temporary address. Currently this is only supported 222 // Check if this is a temporary address. Currently this is only supported
226 // on Mac. 223 // on Mac.
227 if ((policy & INCLUDE_ONLY_TEMP_IPV6_ADDRESS_IF_POSSIBLE) && 224 if ((policy & INCLUDE_ONLY_TEMP_IPV6_ADDRESS_IF_POSSIBLE) &&
228 ioctl_socket >= 0 && addr->sa_family == AF_INET6) { 225 ioctl_socket >= 0 && addr->sa_family == AF_INET6) {
229 struct in6_ifreq ifr = {}; 226 struct in6_ifreq ifr = {};
230 strncpy(ifr.ifr_name, interface->ifa_name, sizeof(ifr.ifr_name) - 1); 227 strncpy(ifr.ifr_name, interface->ifa_name, sizeof(ifr.ifr_name) - 1);
231 memcpy(&ifr.ifr_ifru.ifru_addr, interface->ifa_addr, 228 memcpy(&ifr.ifr_ifru.ifru_addr,
229 interface->ifa_addr,
232 interface->ifa_addr->sa_len); 230 interface->ifa_addr->sa_len);
233 int rv = ioctl(ioctl_socket, SIOCGIFAFLAG_IN6, &ifr); 231 int rv = ioctl(ioctl_socket, SIOCGIFAFLAG_IN6, &ifr);
234 if (rv >= 0) { 232 if (rv >= 0) {
235 network_info.permanent = !(ifr.ifr_ifru.ifru_flags & IN6_IFF_TEMPORARY); 233 network_info.permanent = !(ifr.ifr_ifru.ifru_flags & IN6_IFF_TEMPORARY);
236 } 234 }
237 } 235 }
238 236
239 connection_type = GetNetworkInterfaceType(addr->sa_family, name); 237 connection_type = GetNetworkInterfaceType(addr->sa_family, name);
240 #endif 238 #endif
241 239
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after
282 } 280 }
283 281
284 WifiPHYLayerProtocol GetWifiPHYLayerProtocol() { 282 WifiPHYLayerProtocol GetWifiPHYLayerProtocol() {
285 return WIFI_PHY_LAYER_PROTOCOL_UNKNOWN; 283 return WIFI_PHY_LAYER_PROTOCOL_UNKNOWN;
286 } 284 }
287 285
288 scoped_ptr<ScopedWifiOptions> SetWifiOptions(int options) { 286 scoped_ptr<ScopedWifiOptions> SetWifiOptions(int options) {
289 return scoped_ptr<ScopedWifiOptions>(); 287 return scoped_ptr<ScopedWifiOptions>();
290 } 288 }
291 289
292
293 } // namespace net 290 } // namespace net
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