65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
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package passgen
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import (
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"crypto/rand"
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"math/big"
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)
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var (
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ar = []rune("aA4")
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cr = []rune("cC")
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er = []rune("eE3")
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fr = []rune("fF")
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gr = []rune("gG")
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hr = []rune("hH")
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ir = []rune("iI1")
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lr = []rune("lL")
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nr = []rune("nN")
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or = []rune("oO0")
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rr = []rune("rR")
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sr = []rune("sS5")
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tr = []rune("tT7")
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remr = []rune("bcdfghjklmnpqrstvwxyzBCDFGHJKLMNPQRSTVWXYZ0123456789")
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)
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// NewWordish generates a password made of word-like words.
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func NewWordish() string {
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b := []rune{}
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b = append(b, randLetter(cr))
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b = append(b, randLetter(hr))
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b = append(b, randLetter(ar))
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b = append(b, randLetter(nr))
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b = append(b, randLetter(gr))
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b = append(b, randLetter(er))
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b = append(b, randLetter(tr))
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b = append(b, randLetter(hr))
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b = append(b, randLetter(ir))
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b = append(b, randLetter(sr))
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b = append(b, randLetter(ar))
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b = append(b, randLetter(fr))
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b = append(b, randLetter(tr))
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b = append(b, randLetter(er))
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b = append(b, randLetter(rr))
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b = append(b, randLetter(lr))
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b = append(b, randLetter(or))
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b = append(b, randLetter(gr))
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b = append(b, randLetter(gr))
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b = append(b, randLetter(ir))
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b = append(b, randLetter(nr))
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b = append(b, randLetter(gr))
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b = append(b, randLetter(ir))
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b = append(b, randLetter(nr))
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for i := 0; i <= 7; i++ {
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b = append(b, randLetter(remr))
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}
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return string(b)
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}
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func randLetter(l []rune) rune {
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li, err := rand.Int(rand.Reader, big.NewInt(int64(len(l))))
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if err != nil {
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return rune(-1)
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}
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return l[li.Int64()]
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}
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