github.com/osrg/gobgp/v3@v3.30.0/pkg/zebra/zapi_linux.go (about)

     1  // Copyright (C) 2014, 2015 Nippon Telegraph and Telephone Corporation.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //    http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
    12  // implied.
    13  // See the License for the specific language governing permissions and
    14  // limitations under the License.
    15  
    16  package zebra
    17  
    18  import (
    19  	"strings"
    20  	"syscall"
    21  )
    22  
    23  func intfflag2string(flag uint64) string {
    24  	ss := make([]string, 0, 10)
    25  	if flag&syscall.IFF_UP > 0 {
    26  		ss = append(ss, "UP")
    27  	}
    28  	if flag&syscall.IFF_BROADCAST > 0 {
    29  		ss = append(ss, "BROADCAST")
    30  	}
    31  	if flag&syscall.IFF_DEBUG > 0 {
    32  		ss = append(ss, "DEBUG")
    33  	}
    34  	if flag&syscall.IFF_LOOPBACK > 0 {
    35  		ss = append(ss, "LOOPBACK")
    36  	}
    37  	if flag&syscall.IFF_POINTOPOINT > 0 {
    38  		ss = append(ss, "POINTOPOINT")
    39  	}
    40  	if flag&syscall.IFF_NOTRAILERS > 0 {
    41  		ss = append(ss, "NOTRAILERS")
    42  	}
    43  	if flag&syscall.IFF_RUNNING > 0 {
    44  		ss = append(ss, "RUNNING")
    45  	}
    46  	if flag&syscall.IFF_NOARP > 0 {
    47  		ss = append(ss, "NOARP")
    48  	}
    49  	if flag&syscall.IFF_PROMISC > 0 {
    50  		ss = append(ss, "PROMISC")
    51  	}
    52  	if flag&syscall.IFF_ALLMULTI > 0 {
    53  		ss = append(ss, "ALLMULTI")
    54  	}
    55  	if flag&syscall.IFF_MASTER > 0 {
    56  		ss = append(ss, "MASTER")
    57  	}
    58  	if flag&syscall.IFF_SLAVE > 0 {
    59  		ss = append(ss, "SLAVE")
    60  	}
    61  	if flag&syscall.IFF_MULTICAST > 0 {
    62  		ss = append(ss, "MULTICAST")
    63  	}
    64  	if flag&syscall.IFF_PORTSEL > 0 {
    65  		ss = append(ss, "PORTSEL")
    66  	}
    67  	if flag&syscall.IFF_AUTOMEDIA > 0 {
    68  		ss = append(ss, "AUTOMEDIA")
    69  	}
    70  	if flag&syscall.IFF_DYNAMIC > 0 {
    71  		ss = append(ss, "DYNAMIC")
    72  	}
    73  	//	if flag&syscall.IFF_LOWER_UP > 0 {
    74  	//		ss = append(ss, "LOWER_UP")
    75  	//	}
    76  	//	if flag&syscall.IFF_DORMANT > 0 {
    77  	//		ss = append(ss, "DORMANT")
    78  	//	}
    79  	//	if flag&syscall.IFF_ECHO > 0 {
    80  	//		ss = append(ss, "ECHO")
    81  	//	}
    82  	return strings.Join(ss, " | ")
    83  }