commit 65700df1feff3976a5319e00d83c689651f81e91
author Treehugger Robot <treehugger-gerrit@google.com> Tue Feb 15 03:36:45 2022 +0000
committer Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> Tue Feb 15 03:36:45 2022 +0000
tree 99cd9078046d526797511bd0a12142309d273cdc
parent 6d3993bab0c22eb8b3761f4a5b44e67c7f52d3c2
parent 46a3704702f58cc2031f10a7d08ff2e12663bb5e

Merge "Enable different interface for fastboot for cf" am: 46a3704702

Original change: https://android-review.googlesource.com/c/platform/bootable/recovery/+/1909592

Change-Id: I37e7d026b57f0eb55001546a98bf41209d938d5b

recovery_ui/ethernet_device.cpp

diff --git a/recovery_ui/ethernet_device.cpp b/recovery_ui/ethernet_device.cpp
index d79f41d..0318db8 100644
--- a/recovery_ui/ethernet_device.cpp
+++ b/recovery_ui/ethernet_device.cpp
@@ -30,10 +30,12 @@
 #include "recovery_ui/ethernet_device.h"
 #include "recovery_ui/ethernet_ui.h"
 
-const std::string EthernetDevice::interface = "eth0";
+// Android TV defaults to eth0 for it's interface
+EthernetDevice::EthernetDevice(EthernetRecoveryUI* ui) : EthernetDevice(ui, "eth0") {}
 
-EthernetDevice::EthernetDevice(EthernetRecoveryUI* ui)
-    : Device(ui), ctl_sock_(socket(AF_INET, SOCK_STREAM | SOCK_CLOEXEC, 0)) {
+// Allow future users to define the interface as they prefer
+EthernetDevice::EthernetDevice(EthernetRecoveryUI* ui, std::string interface)
+    : Device(ui), ctl_sock_(socket(AF_INET, SOCK_STREAM | SOCK_CLOEXEC, 0)), interface_(interface) {
   if (ctl_sock_ < 0) {
     PLOG(ERROR) << "Failed to open socket";
   }
@@ -63,7 +65,7 @@
   }
 
   memset(&ifr, 0, sizeof(struct ifreq));
-  strncpy(ifr.ifr_name, interface.c_str(), IFNAMSIZ);
+  strncpy(ifr.ifr_name, interface_.c_str(), IFNAMSIZ);
   ifr.ifr_name[IFNAMSIZ - 1] = 0;
 
   if (ioctl(ctl_sock_, SIOCGIFFLAGS, &ifr) < 0) {
@@ -96,7 +98,7 @@
 
   std::unique_ptr<struct ifaddrs, decltype(&freeifaddrs)> guard{ ifaddr, freeifaddrs };
   for (struct ifaddrs* ifa = ifaddr; ifa != nullptr; ifa = ifa->ifa_next) {
-    if (ifa->ifa_addr->sa_family != AF_INET6 || interface != ifa->ifa_name) {
+    if (ifa->ifa_addr->sa_family != AF_INET6 || interface_ != ifa->ifa_name) {
       continue;
     }
 

recovery_ui/include/recovery_ui/ethernet_device.h

diff --git a/recovery_ui/include/recovery_ui/ethernet_device.h b/recovery_ui/include/recovery_ui/ethernet_device.h
index ea710ab..3aadea2 100644
--- a/recovery_ui/include/recovery_ui/ethernet_device.h
+++ b/recovery_ui/include/recovery_ui/ethernet_device.h
@@ -27,6 +27,7 @@
 class EthernetDevice : public Device {
  public:
   explicit EthernetDevice(EthernetRecoveryUI* ui);
+  explicit EthernetDevice(EthernetRecoveryUI* ui, std::string interface);
 
   void PreRecovery() override;
   void PreFastboot() override;
@@ -36,7 +37,7 @@
   void SetTitleIPv6LinkLocalAddress(const bool interface_up);
 
   android::base::unique_fd ctl_sock_;
-  static const std::string interface;
+  std::string interface_;
 };
 
 #endif  // _ETHERNET_RECOVERY_DEVICE_H