Melora Hugues
54794b57a4
All checks were successful
continuous-integration/drone/push Build is passing
72 lines
1.7 KiB
Go
72 lines
1.7 KiB
Go
package devicepath
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import (
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"errors"
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"fmt"
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"strconv"
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"strings"
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)
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const (
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defaultPortMultiplier = 0xffff
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defaultLogicalUnitNumber = 0
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sataLength uint16 = 10
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sataPrefix string = "Sata"
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)
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type SataDevicePath struct {
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hbaPortNumber uint16
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portMultiplierPortNumber uint16
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logicalUnitNumber uint16
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}
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func (sp *SataDevicePath) Type() DeviceNodeType {
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return MessagingDevicePath
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}
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func (sp *SataDevicePath) SubType() DeviceNodeSubType {
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return SATAMessaging
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}
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func (sp *SataDevicePath) Bytes() []byte {
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return nil
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}
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func (sp *SataDevicePath) String() string {
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return fmt.Sprintf("%s(%d,%d,%d)", sataPrefix, sp.hbaPortNumber, sp.portMultiplierPortNumber, sp.logicalUnitNumber)
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}
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func (sp *SataDevicePath) ParseString(raw string) error {
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if !checkStringFormat(raw, sataPrefix, -1) {
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return ErrMalformedString
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}
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args := strings.Split(raw[len(sataPrefix)+1:len(raw)-1], ",")
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if len(args) != 3 {
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return errors.New("unexpected number of arguments")
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}
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if hbaPortNumber, err := strconv.Atoi(args[0]); err != nil {
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return err
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} else {
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sp.hbaPortNumber = uint16(hbaPortNumber)
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}
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if portMultiplierPortNumber, err := strconv.Atoi(args[1]); err != nil {
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return err
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} else {
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sp.portMultiplierPortNumber = uint16(portMultiplierPortNumber)
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}
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if logicalUnitNumber, err := strconv.Atoi(args[2]); err != nil {
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return err
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} else {
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sp.logicalUnitNumber = uint16(logicalUnitNumber)
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}
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return nil
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}
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func NewSataFromPortNumber(portNumber uint16) *SataDevicePath {
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return &SataDevicePath{
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hbaPortNumber: portNumber,
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portMultiplierPortNumber: defaultPortMultiplier,
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logicalUnitNumber: defaultLogicalUnitNumber,
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}
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}
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