am 855a369c: Merge "Remove Broadcom hack for BT reverse Tether" into jb-mr2-dev

* commit '855a369c':
  Remove Broadcom hack for BT reverse Tether

CommandListener.cpp

@@ -541,12 +541,6 @@ int CommandListener::TetherCmd::runCommand(SocketClient *cli,
 
     if (!strcmp(argv[1], "stop")) {
         rc = sTetherCtrl->stopTethering();
-    } else if(!strcmp(argv[1], "start-reverse")) {
-        ALOGD("CommandListener::TetherCmd::run, call startReverseTethering, iface:%s", argv[2]);
-        sTetherCtrl->startReverseTethering(argv[2]);
-    } else if (!strcmp(argv[1], "stop-reverse")) {
-        ALOGD("CommandListener::TetherCmd::run, call stopReverseTethering");
-        rc = sTetherCtrl->stopReverseTethering();
     } else if (!strcmp(argv[1], "status")) {
         char *tmp = NULL;
 

TetherController.cpp

@@ -38,7 +38,6 @@ TetherController::TetherController() {
     mDnsForwarders = new NetAddressCollection();
     mDaemonFd = -1;
     mDaemonPid = 0;
-    mDhcpcdPid = 0;
 }
 
 TetherController::~TetherController() {
@@ -188,75 +187,6 @@ int TetherController::stopTethering() {
     return 0;
 }
 
-// TODO(BT) remove
-int TetherController::startReverseTethering(const char* iface) {
-    if (mDhcpcdPid != 0) {
-        ALOGE("Reverse tethering already started");
-        errno = EBUSY;
-        return -1;
-    }
-
-    ALOGD("TetherController::startReverseTethering, Starting reverse tethering");
-
-    /*
-     * TODO: Create a monitoring thread to handle and restart
-     * the daemon if it exits prematurely
-     */
-    //cleanup the dhcp result
-    char dhcp_result_name[64];
-    snprintf(dhcp_result_name, sizeof(dhcp_result_name) - 1, "dhcp.%s.result", iface);
-    property_set(dhcp_result_name, "");
-
-    pid_t pid;
-    if ((pid = fork()) < 0) {
-        ALOGE("fork failed (%s)", strerror(errno));
-        return -1;
-    }
-
-    if (!pid) {
-
-        char *args[10];
-        int argc = 0;
-        args[argc++] = (char *)"/system/bin/dhcpcd";
-        char host_name[128];
-        if (property_get("net.hostname", host_name, NULL) && (host_name[0] != '\0'))
-        {
-            args[argc++] = (char *)"-h";
-            args[argc++] = host_name;
-        }
-        args[argc++] = (char*)iface;
-        args[argc] = NULL;
-        if (execv(args[0], args)) {
-            ALOGE("startReverseTethering, execv failed (%s)", strerror(errno));
-        }
-        ALOGE("startReverseTethering, Should never get here!");
-        // TODO(BT) inform parent of the failure.
-        //          Parent process need wait for child to report error status
-        //          before it set mDhcpcdPid and return 0.
-        _exit(-1);
-    } else {
-        mDhcpcdPid = pid;
-        ALOGD("Reverse Tethering running, pid:%d", pid);
-    }
-    return 0;
-}
-
-// TODO(BT) remove
-int TetherController::stopReverseTethering() {
-
-    if (mDhcpcdPid == 0) {
-        ALOGE("Tethering already stopped");
-        return 0;
-    }
-
-    ALOGD("Stopping tethering services");
-
-    kill(mDhcpcdPid, SIGTERM);
-    waitpid(mDhcpcdPid, NULL, 0);
-    mDhcpcdPid = 0;
-    ALOGD("Tethering services stopped");
-    return 0;
-}
 bool TetherController::isTetheringStarted() {
     return (mDaemonPid == 0 ? false : true);
 }

TetherController.h

@@ -28,7 +28,6 @@ class TetherController {
     InterfaceCollection  *mInterfaces;
     NetAddressCollection *mDnsForwarders;
     pid_t                 mDaemonPid;
-    pid_t                 mDhcpcdPid;
     int                   mDaemonFd;
 
 public:
@@ -43,9 +42,6 @@ public:
     int stopTethering();
     bool isTetheringStarted();
 
-    int startReverseTethering(const char* iface);
-    int stopReverseTethering();
-
     int setDnsForwarders(char **servers, int numServers);
     NetAddressCollection *getDnsForwarders();