[PATCH go-xml] Add support for domain hostdev and test code

["zhenwei.pi" <zhenwei.pi@xxxxxxxxxxxxxxx>]

Signed-off-by: zhenwei.pi <zhenwei.pi@xxxxxxxxxxxxxxx>
---
 domain.go      | 36 ++++++++++++++++++++++++++++++++++++
 domain_test.go | 44 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 80 insertions(+)

diff --git a/domain.go b/domain.go
index bead49a..1bcc9cc 100644
--- a/domain.go
+++ b/domain.go
@@ -407,6 +407,29 @@ type DomainRNG struct {
 	Backend *DomainRNGBackend `xml:"backend"`
 }
 
+type DomainHostdevAdapter struct {
+	Name string `xml:"name,attr,omitempty"`
+}
+
+type DomainHostdevSource struct {
+	Protocol string                `xml:"protocol,attr,omitempty"`
+	Name     string                `xml:"name,attr,omitempty"`
+	Wwpn     string                `xml:"wwpn,attr,omitempty"`
+	Adapter  *DomainHostdevAdapter `xml:"adapter"`
+	Address  *DomainAddress        `xml:"address"`
+}
+
+type DomainHostdev struct {
+	XMLName xml.Name             `xml:"hostdev"`
+	Mode    string               `xml:"mode,attr"`
+	Type    string               `xml:"type,attr"`
+	Sgio    string               `xml:"sgio,attr,omitempty"`
+	Rawio   string               `xml:"rawio,attr,omitempty"`
+	Managed string               `xml:"managed,attr,omitempty"`
+	Source  *DomainHostdevSource `xml:"source"`
+	Address *DomainAddress       `xml:"address"`
+}
+
 type DomainDeviceList struct {
 	Emulator    string             `xml:"emulator,omitempty"`
 	Controllers []DomainController `xml:"controller"`
@@ -422,6 +445,7 @@ type DomainDeviceList struct {
 	MemBalloon  *DomainMemBalloon  `xml:"memballoon"`
 	Sounds      []DomainSound      `xml:"sound"`
 	RNGs        []DomainRNG        `xml:"rng"`
+	Hostdevs    []DomainHostdev    `xml:"hostdev"`
 }
 
 type DomainMemory struct {
@@ -794,6 +818,18 @@ func (d *DomainRNG) Marshal() (string, error) {
 	return string(doc), nil
 }
 
+func (d *DomainHostdev) Unmarshal(doc string) error {
+	return xml.Unmarshal([]byte(doc), d)
+}
+
+func (d *DomainHostdev) Marshal() (string, error) {
+	doc, err := xml.MarshalIndent(d, "", "  ")
+	if err != nil {
+		return "", err
+	}
+	return string(doc), nil
+}
+
 type HexUint uint
 
 func (h *HexUint) UnmarshalXMLAttr(attr xml.Attr) error {
diff --git a/domain_test.go b/domain_test.go
index d1b107d..73dd47b 100644
--- a/domain_test.go
+++ b/domain_test.go
@@ -37,6 +37,13 @@ type Address struct {
 	Function HexUint
 }
 
+type ScsiAddress struct {
+	Controller uint
+	Bus        HexUint
+	Target     uint
+	Unit       uint
+}
+
 var uhciIndex uint = 0
 var uhciAddr = Address{0, 0, 1, 2}
 
@@ -46,6 +53,7 @@ var videoAddr = Address{0, 0, 5, 0}
 var fsAddr = Address{0, 0, 6, 0}
 var balloonAddr = Address{0, 0, 7, 0}
 var duplexAddr = Address{0, 0, 8, 0}
+var hostdevScsi = ScsiAddress{0, 0, 3, 0}
 
 var serialPort uint = 0
 var tabletBus HexUint = 0
@@ -1457,6 +1465,42 @@ var domainTestData = []struct {
 			`</rng>`,
 		},
 	},
+	{
+		Object: &DomainHostdev{
+			Mode:  "subsystem",
+			Type:  "scsi",
+			Sgio:  "unfiltered",
+			Rawio: "yes",
+			Source: &DomainHostdevSource{
+				Adapter: &DomainHostdevAdapter{
+					Name: "scsi_host0",
+				},
+				Address: &DomainAddress{
+					Type:   "scsi",
+					Bus:    &hostdevScsi.Bus,
+					Target: &hostdevScsi.Target,
+					Unit:   &hostdevScsi.Unit,
+				},
+			},
+			Address: &DomainAddress{
+				Type:       "drive",
+				Controller: &hostdevScsi.Controller,
+				Bus:        &hostdevScsi.Bus,
+				Target:     &hostdevScsi.Target,
+				Unit:       &hostdevScsi.Unit,
+			},
+		},
+
+		Expected: []string{
+			`<hostdev mode="subsystem" type="scsi" sgio="unfiltered" rawio="yes">`,
+			`  <source>`,
+			`    <adapter name="scsi_host0"></adapter>`,
+			`    <address type="scsi" bus="0" target="3" unit="0"></address>`,
+			`  </source>`,
+			`  <address type="drive" controller="0" bus="0" target="3" unit="0"></address>`,
+			`</hostdev>`,
+		},
+	},
 }
 
 func TestDomain(t *testing.T) {
-- 
2.7.4

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