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45 lines
1.2 KiB
45 lines
1.2 KiB
// Copyright 2020 Justine Alexandra Roberts Tunney
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package sip
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import (
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"flag"
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"log"
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"net"
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"strings"
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)
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var (
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tracing = flag.Bool("trace", false, "Enable SIP message tracing")
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timestampTagging = flag.Bool("timestampTagging", false, "Add microsecond timestamps to Via tags")
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)
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func trace(dir string, pkt []byte, addr net.Addr) {
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size := len(pkt)
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bar := strings.Repeat("-", 72)
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suffix := "\r\n"
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if pkt != nil && len(pkt) > 0 && pkt[len(pkt)-1] == '\n' {
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suffix = ""
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}
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log.Printf(
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"%s %d bytes from %s/%s\r\n"+
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"%s\r\n"+
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"%s%s"+
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"%s\r\n",
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dir, size, addr.Network(), addr.String(),
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bar,
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pkt, suffix,
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bar)
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}
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