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Allow checking if PIN is required with CheckPIN #174

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Allow checking if PIN is required with CheckPIN #174

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8 changes: 8 additions & 0 deletions v2/piv/piv.go
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Original file line number Diff line number Diff line change
Expand Up @@ -260,6 +260,14 @@ func ykLogin(tx *scTx, pin string) error {
return nil
}

// CheckPIN checks if PIN verification is required for this transaction or not.
//
// Generally, it is not necessary to call this method directly as PIN will only be
// prompted as needed by default.
func (yk *YubiKey) CheckPIN() bool {
return ykLoginNeeded(yk.tx)
}

func ykLoginNeeded(tx *scTx) bool {
cmd := apdu{instruction: insVerify, param2: 0x80}
_, err := tx.Transmit(cmd)
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