mirror of
https://github.com/SagerNet/sing-box.git
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37 lines
506 B
Go
37 lines
506 B
Go
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package hysteria
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import (
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"regexp"
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"strconv"
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)
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func StringToBps(s string) uint64 {
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if s == "" {
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return 0
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}
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m := regexp.MustCompile(`^(\d+)\s*([KMGT]?)([Bb])ps$`).FindStringSubmatch(s)
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if m == nil {
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return 0
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}
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var n uint64
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switch m[2] {
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case "K":
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n = 1 << 10
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case "M":
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n = 1 << 20
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case "G":
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n = 1 << 30
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case "T":
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n = 1 << 40
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default:
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n = 1
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}
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v, _ := strconv.ParseUint(m[1], 10, 64)
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n = v * n
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if m[3] == "b" {
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// Bits, need to convert to bytes
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n = n >> 3
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}
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return n
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}
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