diff options
Diffstat (limited to 'external/meta-openembedded/meta-networking/recipes-protocols/mdns/files/0007-Indicate-loopback-interface-to-mDNS-core.patch')
-rw-r--r-- | external/meta-openembedded/meta-networking/recipes-protocols/mdns/files/0007-Indicate-loopback-interface-to-mDNS-core.patch | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/external/meta-openembedded/meta-networking/recipes-protocols/mdns/files/0007-Indicate-loopback-interface-to-mDNS-core.patch b/external/meta-openembedded/meta-networking/recipes-protocols/mdns/files/0007-Indicate-loopback-interface-to-mDNS-core.patch new file mode 100644 index 00000000..86201c65 --- /dev/null +++ b/external/meta-openembedded/meta-networking/recipes-protocols/mdns/files/0007-Indicate-loopback-interface-to-mDNS-core.patch @@ -0,0 +1,129 @@ +From 07a9401d84804d7f0181aa4fb0f13a54b2a1c9a8 Mon Sep 17 00:00:00 2001 +From: Nate Karstens <nate.karstens@garmin.com> +Date: Tue, 1 Aug 2017 17:06:01 -0500 +Subject: [PATCH 07/11] Indicate loopback interface to mDNS core + +Tells the mDNS core if an interface is a loopback interface, +similar to AddInterfaceToList() in the MacOS implementation. +Also reorganizes SetupOneInterface() to use a const struct +rather than growing its parameter list again. + +Upstream-Status: Submitted [dts@apple.com] + +Signed-off-by: Nate Karstens <nate.karstens@garmin.com> +--- + mDNSPosix/mDNSPosix.c | 37 ++++++++++++++++++------------------- + 1 file changed, 18 insertions(+), 19 deletions(-) + +diff --git a/mDNSPosix/mDNSPosix.c b/mDNSPosix/mDNSPosix.c +index 3fc5451..798ab10 100644 +--- a/mDNSPosix/mDNSPosix.c ++++ b/mDNSPosix/mDNSPosix.c +@@ -889,16 +889,14 @@ mDNSlocal void CleanRecentInterfaces(void) + + // Creates a PosixNetworkInterface for the interface whose IP address is + // intfAddr and whose name is intfName and registers it with mDNS core. +-mDNSlocal int SetupOneInterface(mDNS *const m, struct sockaddr *intfAddr, struct sockaddr *intfMask, const char *intfName, int intfIndex) ++mDNSlocal int SetupOneInterface(mDNS *const m, struct ifi_info *const ifi) + { + int err = 0; + PosixNetworkInterface *intf; + PosixNetworkInterface *alias = NULL; + + assert(m != NULL); +- assert(intfAddr != NULL); +- assert(intfName != NULL); +- assert(intfMask != NULL); ++ assert(ifi != NULL); + + // Allocate the interface structure itself. + intf = (PosixNetworkInterface*)calloc(1, sizeof(*intf)); +@@ -907,26 +905,27 @@ mDNSlocal int SetupOneInterface(mDNS *const m, struct sockaddr *intfAddr, struct + // And make a copy of the intfName. + if (err == 0) + { +- intf->intfName = strdup(intfName); ++ intf->intfName = strdup(ifi->ifi_name); + if (intf->intfName == NULL) { assert(0); err = ENOMEM; } + } + + if (err == 0) + { + // Set up the fields required by the mDNS core. +- SockAddrTomDNSAddr(intfAddr, &intf->coreIntf.ip, NULL); +- SockAddrTomDNSAddr(intfMask, &intf->coreIntf.mask, NULL); ++ SockAddrTomDNSAddr(ifi->ifi_addr, &intf->coreIntf.ip, NULL); ++ SockAddrTomDNSAddr(ifi->ifi_netmask, &intf->coreIntf.mask, NULL); + + //LogMsg("SetupOneInterface: %#a %#a", &intf->coreIntf.ip, &intf->coreIntf.mask); +- strncpy(intf->coreIntf.ifname, intfName, sizeof(intf->coreIntf.ifname)); ++ strncpy(intf->coreIntf.ifname, ifi->ifi_name, sizeof(intf->coreIntf.ifname)); + intf->coreIntf.ifname[sizeof(intf->coreIntf.ifname)-1] = 0; + intf->coreIntf.Advertise = m->AdvertiseLocalAddresses; + intf->coreIntf.McastTxRx = mDNStrue; ++ intf->coreIntf.Loopback = ((ifi->ifi_flags & IFF_LOOPBACK) != 0) ? mDNStrue : mDNSfalse; + + // Set up the extra fields in PosixNetworkInterface. + assert(intf->intfName != NULL); // intf->intfName already set up above +- intf->index = intfIndex; +- intf->sa_family = intfAddr->sa_family; ++ intf->index = ifi->ifi_index; ++ intf->sa_family = ifi->ifi_addr->sa_family; + intf->multicastSocket4 = -1; + #if HAVE_IPV6 + intf->multicastSocket6 = -1; +@@ -936,17 +935,17 @@ mDNSlocal int SetupOneInterface(mDNS *const m, struct sockaddr *intfAddr, struct + intf->coreIntf.InterfaceID = (mDNSInterfaceID)alias; + + if (alias != intf) +- debugf("SetupOneInterface: %s %#a is an alias of %#a", intfName, &intf->coreIntf.ip, &alias->coreIntf.ip); ++ debugf("SetupOneInterface: %s %#a is an alias of %#a", ifi->ifi_name, &intf->coreIntf.ip, &alias->coreIntf.ip); + } + + // Set up the multicast socket + if (err == 0) + { +- if (alias->multicastSocket4 == -1 && intfAddr->sa_family == AF_INET) +- err = SetupSocket(intfAddr, MulticastDNSPort, intf->index, &alias->multicastSocket4); ++ if (alias->multicastSocket4 == -1 && ifi->ifi_addr->sa_family == AF_INET) ++ err = SetupSocket(ifi->ifi_addr, MulticastDNSPort, intf->index, &alias->multicastSocket4); + #if HAVE_IPV6 +- else if (alias->multicastSocket6 == -1 && intfAddr->sa_family == AF_INET6) +- err = SetupSocket(intfAddr, MulticastDNSPort, intf->index, &alias->multicastSocket6); ++ else if (alias->multicastSocket6 == -1 && ifi->ifi_addr->sa_family == AF_INET6) ++ err = SetupSocket(ifi->ifi_addr, MulticastDNSPort, intf->index, &alias->multicastSocket6); + #endif + } + +@@ -973,8 +972,8 @@ mDNSlocal int SetupOneInterface(mDNS *const m, struct sockaddr *intfAddr, struct + } + else + { +- // Use intfName instead of intf->intfName in the next line to avoid dereferencing NULL. +- debugf("SetupOneInterface: %s %#a failed to register %d", intfName, &intf->coreIntf.ip, err); ++ // Use ifi->ifi_name instead of intf->intfName in the next line to avoid dereferencing NULL. ++ debugf("SetupOneInterface: %s %#a failed to register %d", ifi->ifi_name, &intf->coreIntf.ip, err); + if (intf) { FreePosixNetworkInterface(intf); intf = NULL; } + } + +@@ -1023,7 +1022,7 @@ mDNSlocal int SetupInterfaceList(mDNS *const m) + } + else + { +- if (SetupOneInterface(m, i->ifi_addr, i->ifi_netmask, i->ifi_name, i->ifi_index) == 0) ++ if (SetupOneInterface(m, i) == 0) + if (i->ifi_addr->sa_family == AF_INET) + foundav4 = mDNStrue; + } +@@ -1037,7 +1036,7 @@ mDNSlocal int SetupInterfaceList(mDNS *const m) + // In the interim, we skip loopback interface only if we found at least one v4 interface to use + // if ((m->HostInterfaces == NULL) && (firstLoopback != NULL)) + if (!foundav4 && firstLoopback) +- (void) SetupOneInterface(m, firstLoopback->ifi_addr, firstLoopback->ifi_netmask, firstLoopback->ifi_name, firstLoopback->ifi_index); ++ (void) SetupOneInterface(m, firstLoopback); + } + + // Clean up. +-- +2.17.1 + |