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--- net/socket/udp_socket_posix.cc.orig 2021-05-12 22:05:57 UTC
+++ net/socket/udp_socket_posix.cc
@@ -74,6 +74,32 @@ const int kActivityMonitorMinimumSamplesForThroughputE
const base::TimeDelta kActivityMonitorMsThreshold =
base::TimeDelta::FromMilliseconds(100);
+#if defined(OS_BSD)
+int GetIPv4AddressFromIndex(int socket, uint32_t index, uint32_t* address) {
+ if (!index) {
+ *address = htonl(INADDR_ANY);
+ return OK;
+ }
+
+ sockaddr_in* result = nullptr;
+
+ ifreq ifr;
+ ifr.ifr_addr.sa_family = AF_INET;
+ if (!if_indextoname(index, ifr.ifr_name))
+ return MapSystemError(errno);
+ int rv = ioctl(socket, SIOCGIFADDR, &ifr);
+ if (rv == -1)
+ return MapSystemError(errno);
+ result = reinterpret_cast<sockaddr_in*>(&ifr.ifr_addr);
+
+ if (!result)
+ return ERR_ADDRESS_INVALID;
+
+ *address = result->sin_addr.s_addr;
+ return OK;
+}
+#endif
+
#if defined(OS_MAC)
// On OSX the file descriptor is guarded to detect the cause of
@@ -622,13 +648,13 @@ int UDPSocketPosix::SetDoNotFragment() {
}
void UDPSocketPosix::SetMsgConfirm(bool confirm) {
-#if !defined(OS_APPLE)
+#if !defined(OS_APPLE) && !defined(OS_BSD)
if (confirm) {
sendto_flags_ |= MSG_CONFIRM;
} else {
sendto_flags_ &= ~MSG_CONFIRM;
}
-#endif // !defined(OS_APPLE)
+#endif // !defined(OS_APPLE) && !defined(OS_BSD)
}
int UDPSocketPosix::AllowAddressReuse() {
@@ -920,7 +946,11 @@ int UDPSocketPosix::SetMulticastOptions() {
mreq.imr_ifindex = multicast_interface_;
mreq.imr_address.s_addr = htonl(INADDR_ANY);
int rv = setsockopt(socket_, IPPROTO_IP, IP_MULTICAST_IF,
+#if defined(OS_BSD)
+ reinterpret_cast<const char*>(&mreq.imr_address.s_addr), sizeof(mreq.imr_address.s_addr));
+#else
reinterpret_cast<const char*>(&mreq), sizeof(mreq));
+#endif
if (rv)
return MapSystemError(errno);
break;
@@ -1021,9 +1051,18 @@ int UDPSocketPosix::LeaveGroup(const IPAddress& group_
case IPAddress::kIPv4AddressSize: {
if (addr_family_ != AF_INET)
return ERR_ADDRESS_INVALID;
+#if defined(OS_BSD)
+ ip_mreq mreq = {};
+ int error = GetIPv4AddressFromIndex(socket_, multicast_interface_,
+ &mreq.imr_interface.s_addr);
+
+ if (error != OK)
+ return error;
+#else
ip_mreqn mreq = {};
mreq.imr_ifindex = multicast_interface_;
mreq.imr_address.s_addr = INADDR_ANY;
+#endif
memcpy(&mreq.imr_multiaddr, group_address.bytes().data(),
IPAddress::kIPv4AddressSize);
int rv = setsockopt(socket_, IPPROTO_IP, IP_DROP_MEMBERSHIP,
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