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33 lines
492 B
33 lines
492 B
package sip
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import (
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"strconv"
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"time"
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)
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func duration(ms *int) time.Duration {
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return time.Duration(*ms) * time.Millisecond
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}
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func or5060(port uint16) uint16 {
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if port == 0 {
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return 5060
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}
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return port
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}
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func portstr(port uint16) string {
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return strconv.FormatInt(int64(port), 10)
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}
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func unhex(b byte) byte {
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switch {
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case '0' <= b && b <= '9':
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return b - '0'
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case 'a' <= b && b <= 'f':
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return b - 'a' + 10
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case 'A' <= b && b <= 'F':
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return b - 'A' + 10
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}
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return 0
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}
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