17 lines
284 B
Go
17 lines
284 B
Go
package nordvpn
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import (
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"fmt"
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"net"
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)
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func parseIPv4(s string) (ipv4 net.IP, err error) {
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ip := net.ParseIP(s)
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if ip == nil {
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return nil, fmt.Errorf("%w: %q", ErrParseIP, s)
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} else if ip.To4() == nil {
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return nil, fmt.Errorf("%w: %s", ErrNotIPv4, ip)
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}
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return ip, nil
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}
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