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igmp.go
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igmp.go
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/*
* NETCAP - Traffic Analysis Framework
* Copyright (c) 2017 Philipp Mieden <dreadl0ck [at] protonmail [dot] ch>
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package types
import (
"encoding/hex"
"strconv"
"strings"
)
func (i IGMP) CSVHeader() []string {
return filter([]string{
"Timestamp",
"Type", // int32
"MaxResponseTime", // uint64
"Checksum", // int32
"GroupAddress", // []byte
"SupressRouterProcessing", // bool
"RobustnessValue", // int32
"IntervalTime", // uint64
"SourceAddresses", // []string
"NumberOfGroupRecords", // int32
"NumberOfSources", // int32
"GroupRecords", // []*IGMPv3GroupRecord
"Version", // int32
})
}
func (i IGMP) CSVRecord() []string {
var records []string
for _, r := range i.GroupRecords {
records = append(records, r.ToString())
}
return filter([]string{
formatTimestamp(i.Timestamp),
formatInt32(i.Type), // int32
formatUint64(i.MaxResponseTime), // uint64
formatInt32(i.Checksum), // int32
hex.EncodeToString(i.GroupAddress), // []byte
strconv.FormatBool(i.SupressRouterProcessing), // bool
formatInt32(i.RobustnessValue), // int32
formatUint64(i.IntervalTime), // uint64
join(i.SourceAddresses...), // []string
formatInt32(i.NumberOfGroupRecords), // int32
formatInt32(i.NumberOfSources), // int32
strings.Join(records, ""), // []*IGMPv3GroupRecord
formatInt32(i.Version), // int32
})
}
func (i IGMP) NetcapTimestamp() string {
return i.Timestamp
}
func (i IGMPv3GroupRecord) ToString() string {
var b strings.Builder
b.WriteString(Begin)
b.WriteString(formatInt32(i.Type))
b.WriteString(Separator)
b.WriteString(formatInt32(i.AuxDataLen))
b.WriteString(Separator)
b.WriteString(formatInt32(i.NumberOfSources))
b.WriteString(Separator)
b.WriteString(i.MulticastAddress)
b.WriteString(Separator)
b.WriteString(join(i.SourceAddresses...))
b.WriteString(End)
return b.String()
}