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Unified Diff: webrtc/base/macifaddrs_converter.cc

Issue 2877023002: Move webrtc/{base => rtc_base} (Closed)
Patch Set: update presubmit.py and DEPS include rules Created 3 years, 6 months ago
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Index: webrtc/base/macifaddrs_converter.cc
diff --git a/webrtc/base/macifaddrs_converter.cc b/webrtc/base/macifaddrs_converter.cc
deleted file mode 100644
index 2ad070e8eab6c1e4588efd72354988c97fb19e54..0000000000000000000000000000000000000000
--- a/webrtc/base/macifaddrs_converter.cc
+++ /dev/null
@@ -1,282 +0,0 @@
-/*
- * Copyright 2015 The WebRTC Project Authors. All rights reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <memory>
-
-#include <net/if.h>
-#include <sys/ioctl.h>
-#include <unistd.h>
-
-#include "webrtc/base/checks.h"
-#include "webrtc/base/ifaddrs_converter.h"
-#include "webrtc/base/logging.h"
-
-#if !defined(WEBRTC_IOS)
-#include <net/if_media.h>
-#include <netinet/in_var.h>
-#else // WEBRTC_IOS
-#define SCOPE6_ID_MAX 16
-
-struct in6_addrlifetime {
- time_t ia6t_expire; /* valid lifetime expiration time */
- time_t ia6t_preferred; /* preferred lifetime expiration time */
- u_int32_t ia6t_vltime; /* valid lifetime */
- u_int32_t ia6t_pltime; /* prefix lifetime */
-};
-
-struct in6_ifstat {
- u_quad_t ifs6_in_receive; /* # of total input datagram */
- u_quad_t ifs6_in_hdrerr; /* # of datagrams with invalid hdr */
- u_quad_t ifs6_in_toobig; /* # of datagrams exceeded MTU */
- u_quad_t ifs6_in_noroute; /* # of datagrams with no route */
- u_quad_t ifs6_in_addrerr; /* # of datagrams with invalid dst */
- u_quad_t ifs6_in_protounknown; /* # of datagrams with unknown proto */
- /* NOTE: increment on final dst if */
- u_quad_t ifs6_in_truncated; /* # of truncated datagrams */
- u_quad_t ifs6_in_discard; /* # of discarded datagrams */
- /* NOTE: fragment timeout is not here */
- u_quad_t ifs6_in_deliver; /* # of datagrams delivered to ULP */
- /* NOTE: increment on final dst if */
- u_quad_t ifs6_out_forward; /* # of datagrams forwarded */
- /* NOTE: increment on outgoing if */
- u_quad_t ifs6_out_request; /* # of outgoing datagrams from ULP */
- /* NOTE: does not include forwrads */
- u_quad_t ifs6_out_discard; /* # of discarded datagrams */
- u_quad_t ifs6_out_fragok; /* # of datagrams fragmented */
- u_quad_t ifs6_out_fragfail; /* # of datagrams failed on fragment */
- u_quad_t ifs6_out_fragcreat; /* # of fragment datagrams */
- /* NOTE: this is # after fragment */
- u_quad_t ifs6_reass_reqd; /* # of incoming fragmented packets */
- /* NOTE: increment on final dst if */
- u_quad_t ifs6_reass_ok; /* # of reassembled packets */
- /* NOTE: this is # after reass */
- /* NOTE: increment on final dst if */
- u_quad_t ifs6_reass_fail; /* # of reass failures */
- /* NOTE: may not be packet count */
- /* NOTE: increment on final dst if */
- u_quad_t ifs6_in_mcast; /* # of inbound multicast datagrams */
- u_quad_t ifs6_out_mcast; /* # of outbound multicast datagrams */
-};
-struct icmp6_ifstat {
- /*
- * Input statistics
- */
- /* ipv6IfIcmpInMsgs, total # of input messages */
- u_quad_t ifs6_in_msg;
- /* ipv6IfIcmpInErrors, # of input error messages */
- u_quad_t ifs6_in_error;
- /* ipv6IfIcmpInDestUnreachs, # of input dest unreach errors */
- u_quad_t ifs6_in_dstunreach;
- /* ipv6IfIcmpInAdminProhibs, # of input admin. prohibited errs */
- u_quad_t ifs6_in_adminprohib;
- /* ipv6IfIcmpInTimeExcds, # of input time exceeded errors */
- u_quad_t ifs6_in_timeexceed;
- /* ipv6IfIcmpInParmProblems, # of input parameter problem errors */
- u_quad_t ifs6_in_paramprob;
- /* ipv6IfIcmpInPktTooBigs, # of input packet too big errors */
- u_quad_t ifs6_in_pkttoobig;
- /* ipv6IfIcmpInEchos, # of input echo requests */
- u_quad_t ifs6_in_echo;
- /* ipv6IfIcmpInEchoReplies, # of input echo replies */
- u_quad_t ifs6_in_echoreply;
- /* ipv6IfIcmpInRouterSolicits, # of input router solicitations */
- u_quad_t ifs6_in_routersolicit;
- /* ipv6IfIcmpInRouterAdvertisements, # of input router advertisements */
- u_quad_t ifs6_in_routeradvert;
- /* ipv6IfIcmpInNeighborSolicits, # of input neighbor solicitations */
- u_quad_t ifs6_in_neighborsolicit;
- /* ipv6IfIcmpInNeighborAdvertisements, # of input neighbor advs. */
- u_quad_t ifs6_in_neighboradvert;
- /* ipv6IfIcmpInRedirects, # of input redirects */
- u_quad_t ifs6_in_redirect;
- /* ipv6IfIcmpInGroupMembQueries, # of input MLD queries */
- u_quad_t ifs6_in_mldquery;
- /* ipv6IfIcmpInGroupMembResponses, # of input MLD reports */
- u_quad_t ifs6_in_mldreport;
- /* ipv6IfIcmpInGroupMembReductions, # of input MLD done */
- u_quad_t ifs6_in_mlddone;
-
- /*
- * Output statistics. We should solve unresolved routing problem...
- */
- /* ipv6IfIcmpOutMsgs, total # of output messages */
- u_quad_t ifs6_out_msg;
- /* ipv6IfIcmpOutErrors, # of output error messages */
- u_quad_t ifs6_out_error;
- /* ipv6IfIcmpOutDestUnreachs, # of output dest unreach errors */
- u_quad_t ifs6_out_dstunreach;
- /* ipv6IfIcmpOutAdminProhibs, # of output admin. prohibited errs */
- u_quad_t ifs6_out_adminprohib;
- /* ipv6IfIcmpOutTimeExcds, # of output time exceeded errors */
- u_quad_t ifs6_out_timeexceed;
- /* ipv6IfIcmpOutParmProblems, # of output parameter problem errors */
- u_quad_t ifs6_out_paramprob;
- /* ipv6IfIcmpOutPktTooBigs, # of output packet too big errors */
- u_quad_t ifs6_out_pkttoobig;
- /* ipv6IfIcmpOutEchos, # of output echo requests */
- u_quad_t ifs6_out_echo;
- /* ipv6IfIcmpOutEchoReplies, # of output echo replies */
- u_quad_t ifs6_out_echoreply;
- /* ipv6IfIcmpOutRouterSolicits, # of output router solicitations */
- u_quad_t ifs6_out_routersolicit;
- /* ipv6IfIcmpOutRouterAdvertisements, # of output router advs. */
- u_quad_t ifs6_out_routeradvert;
- /* ipv6IfIcmpOutNeighborSolicits, # of output neighbor solicitations */
- u_quad_t ifs6_out_neighborsolicit;
- /* ipv6IfIcmpOutNeighborAdvertisements, # of output neighbor advs. */
- u_quad_t ifs6_out_neighboradvert;
- /* ipv6IfIcmpOutRedirects, # of output redirects */
- u_quad_t ifs6_out_redirect;
- /* ipv6IfIcmpOutGroupMembQueries, # of output MLD queries */
- u_quad_t ifs6_out_mldquery;
- /* ipv6IfIcmpOutGroupMembResponses, # of output MLD reports */
- u_quad_t ifs6_out_mldreport;
- /* ipv6IfIcmpOutGroupMembReductions, # of output MLD done */
- u_quad_t ifs6_out_mlddone;
-};
-
-struct in6_ifreq {
- char ifr_name[IFNAMSIZ];
- union {
- struct sockaddr_in6 ifru_addr;
- struct sockaddr_in6 ifru_dstaddr;
- int ifru_flags;
- int ifru_flags6;
- int ifru_metric;
- int ifru_intval;
- caddr_t ifru_data;
- struct in6_addrlifetime ifru_lifetime;
- struct in6_ifstat ifru_stat;
- struct icmp6_ifstat ifru_icmp6stat;
- u_int32_t ifru_scope_id[SCOPE6_ID_MAX];
- } ifr_ifru;
-};
-
-#define SIOCGIFAFLAG_IN6 _IOWR('i', 73, struct in6_ifreq)
-
-#define IN6_IFF_ANYCAST 0x0001 /* anycast address */
-#define IN6_IFF_TENTATIVE 0x0002 /* tentative address */
-#define IN6_IFF_DUPLICATED 0x0004 /* DAD detected duplicate */
-#define IN6_IFF_DETACHED 0x0008 /* may be detached from the link */
-#define IN6_IFF_DEPRECATED 0x0010 /* deprecated address */
-#define IN6_IFF_TEMPORARY 0x0080 /* temporary (anonymous) address. */
-
-#endif // WEBRTC_IOS
-
-namespace rtc {
-
-namespace {
-
-class IPv6AttributesGetter {
- public:
- IPv6AttributesGetter();
- virtual ~IPv6AttributesGetter();
- bool IsInitialized() const;
- bool GetIPAttributes(const char* ifname,
- const sockaddr* sock_addr,
- int* native_attributes);
-
- private:
- // on MAC or IOS, we have to use ioctl with a socket to query an IPv6
- // interface's attribute.
- int ioctl_socket_;
-};
-
-IPv6AttributesGetter::IPv6AttributesGetter()
- : ioctl_socket_(
- socket(AF_INET6, SOCK_DGRAM, 0 /* unspecified protocol */)) {
- RTC_DCHECK_GE(ioctl_socket_, 0);
-}
-
-bool IPv6AttributesGetter::IsInitialized() const {
- return ioctl_socket_ >= 0;
-}
-
-IPv6AttributesGetter::~IPv6AttributesGetter() {
- if (!IsInitialized()) {
- return;
- }
- close(ioctl_socket_);
-}
-
-bool IPv6AttributesGetter::GetIPAttributes(const char* ifname,
- const sockaddr* sock_addr,
- int* native_attributes) {
- if (!IsInitialized()) {
- return false;
- }
-
- struct in6_ifreq ifr = {};
- strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name) - 1);
- memcpy(&ifr.ifr_ifru.ifru_addr, sock_addr, sock_addr->sa_len);
- int rv = ioctl(ioctl_socket_, SIOCGIFAFLAG_IN6, &ifr);
- if (rv >= 0) {
- *native_attributes = ifr.ifr_ifru.ifru_flags;
- } else {
- LOG(LS_ERROR) << "ioctl returns " << errno;
- }
- return (rv >= 0);
-}
-
-// Converts native IPv6 address attributes to net IPv6 address attributes. If
-// it returns false, the IP address isn't suitable for one-to-one communications
-// applications and should be ignored.
-bool ConvertNativeToIPAttributes(int native_attributes, int* net_attributes) {
- // For MacOSX, we disallow addresses with attributes IN6_IFF_ANYCASE,
- // IN6_IFF_DUPLICATED, IN6_IFF_TENTATIVE, and IN6_IFF_DETACHED as these are
- // still progressing through duplicated address detection (DAD) or are not
- // suitable for one-to-one communication applications.
- if (native_attributes & (IN6_IFF_ANYCAST | IN6_IFF_DUPLICATED |
- IN6_IFF_TENTATIVE | IN6_IFF_DETACHED)) {
- return false;
- }
-
- if (native_attributes & IN6_IFF_TEMPORARY) {
- *net_attributes |= IPV6_ADDRESS_FLAG_TEMPORARY;
- }
-
- if (native_attributes & IN6_IFF_DEPRECATED) {
- *net_attributes |= IPV6_ADDRESS_FLAG_DEPRECATED;
- }
-
- return true;
-}
-
-class MacIfAddrsConverter : public IfAddrsConverter {
- public:
- MacIfAddrsConverter() : ip_attribute_getter_(new IPv6AttributesGetter()) {}
- ~MacIfAddrsConverter() override {}
-
- bool ConvertNativeAttributesToIPAttributes(const struct ifaddrs* interface,
- int* ip_attributes) override {
- int native_attributes;
- if (!ip_attribute_getter_->GetIPAttributes(
- interface->ifa_name, interface->ifa_addr, &native_attributes)) {
- return false;
- }
-
- if (!ConvertNativeToIPAttributes(native_attributes, ip_attributes)) {
- return false;
- }
-
- return true;
- }
-
- private:
- std::unique_ptr<IPv6AttributesGetter> ip_attribute_getter_;
-};
-
-} // namespace
-
-IfAddrsConverter* CreateIfAddrsConverter() {
- return new MacIfAddrsConverter();
-}
-
-} // namespace rtc
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