[Xen-devel] [PATCH 09/24] golang/xenlight: define MsVmGenid builtin type

[Nick Rosbrook <rosbrookn@xxxxxxxxx>]

From: Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>

Define MsVmGenid as [int(C.LIBXL_MS_VM_GENID_LEN)]byte and implement fromC and 
toC functions.

Signed-off-by: Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>
---
Cc: George Dunlap <george.dunlap@xxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Cc: Wei Liu <wl@xxxxxxx>

 tools/golang/xenlight/xenlight.go | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/tools/golang/xenlight/xenlight.go 
b/tools/golang/xenlight/xenlight.go
index 3b7824b284..6aca5b89c0 100644
--- a/tools/golang/xenlight/xenlight.go
+++ b/tools/golang/xenlight/xenlight.go
@@ -216,6 +216,29 @@ func (mac *Mac) toC() (C.libxl_mac, error) {
        return cmac, nil
 }
 
+// MsVmGenid represents a libxl_ms_vm_genid.
+type MsVmGenid [int(C.LIBXL_MS_VM_GENID_LEN)]byte
+
+func (mvg *MsVmGenid) fromC(cmvg *C.libxl_ms_vm_genid) error {
+       b := 
(*[int(C.LIBXL_MS_VM_GENID_LEN)]C.uint8_t)(unsafe.Pointer(&cmvg.bytes[0]))
+
+       for i, v := range b {
+               mvg[i] = byte(v)
+       }
+
+       return nil
+}
+
+func (mvg *MsVmGenid) toC() (C.libxl_ms_vm_genid, error) {
+       var cmvg C.libxl_ms_vm_genid
+
+       for i, v := range mvg {
+               cmvg.bytes[i] = C.uint8_t(v)
+       }
+
+       return cmvg, nil
+}
+
 type Context struct {
        ctx    *C.libxl_ctx
        logger *C.xentoollog_logger_stdiostream
-- 
2.19.1


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