Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
       3             :  * Copyright Contributors to the OpenSDN project
       4             :  */
       5             : 
       6             : #include "bgp/extended-community/mac_mobility.h"
       7             : 
       8             : #include <stdio.h>
       9             : 
      10             : #include <algorithm>
      11             : #include <string>
      12             : 
      13             : 
      14             : using std::copy;
      15             : using std::string;
      16             : 
      17         557 : MacMobility::MacMobility(uint32_t seq, bool sticky) {
      18         557 :     data_[0] = BgpExtendedCommunityType::Evpn;
      19         557 :     data_[1] = BgpExtendedCommunityEvpnSubType::MacMobility;
      20         557 :     data_[2] = (sticky ? 0x01 : 0x0);  // sticky
      21         557 :     data_[3] = 0x00; // Reserved
      22         557 :     put_value(&data_[4], 4, seq);
      23         557 : }
      24             : 
      25        7583 : MacMobility::MacMobility(const bytes_type &data) {
      26        7583 :     copy(data.begin(), data.end(), data_.begin());
      27        7583 : }
      28             : 
      29        3266 : bool MacMobility::sticky() const {
      30        3266 :     return (data_[2] & 0x1);
      31             : }
      32             : 
      33        5407 : uint32_t MacMobility::sequence_number() const {
      34             :     uint8_t data[MacMobility::kSize];
      35        5407 :     copy(data_.begin(), data_.end(), &data[0]);
      36        5407 :     if (data[0] == BgpExtendedCommunityType::Evpn &&
      37        5407 :         data[1] == BgpExtendedCommunityEvpnSubType::MacMobility) {
      38        5407 :         uint32_t num = get_value(data + 4, 4);
      39        5407 :         return num;
      40             :     }
      41           0 :     return 0;
      42             : }
      43             : 
      44           7 : std::string MacMobility::ToString() {
      45             :     char temp[50];
      46          14 :     snprintf(temp, sizeof(temp), "mobility:%s:%d",
      47           7 :              (sticky() ? "sticky" : "non-sticky"), sequence_number());
      48           7 :     return string(temp);
      49             : }