[xen staging] golang/xenlight: Implement DomainCreateNew

[patchbot@xxxxxxx]

commit aa14feb6723d3bb15a884533ade1cd9732792145
Author:     George Dunlap <george.dunlap@xxxxxxxxxx>
AuthorDate: Tue Dec 24 12:51:56 2019 +0000
Commit:     George Dunlap <george.dunlap@xxxxxxxxxx>
CommitDate: Thu Apr 23 16:00:15 2020 +0100

    golang/xenlight: Implement DomainCreateNew
    
    This implements the wrapper around libxl_domain_create_new().  With
    the previous changes, it's now possible to create a domain using the
    golang bindings (although not yet to unpause it or harvest it after it
    shuts down).
    
    Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxx>
    Reviewed-by: Nick Rosbrook <rosbrookn@xxxxxxxxxxxx>
---
 tools/golang/xenlight/xenlight.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/tools/golang/xenlight/xenlight.go 
b/tools/golang/xenlight/xenlight.go
index 20f6542f6b..6b4f492550 100644
--- a/tools/golang/xenlight/xenlight.go
+++ b/tools/golang/xenlight/xenlight.go
@@ -1213,3 +1213,21 @@ func (Ctx *Context) DeviceUsbdevRemove(domid Domid, 
usbdev *DeviceUsbdev) error
 
        return nil
 }
+
+// DomainCreateNew creates a new domain.
+func (Ctx *Context) DomainCreateNew(config *DomainConfig) (Domid, error) {
+       var cdomid C.uint32_t
+       var cconfig C.libxl_domain_config
+       err := config.toC(&cconfig)
+       if err != nil {
+               return Domid(0), fmt.Errorf("converting domain config to C: 
%v", err)
+       }
+       defer C.libxl_domain_config_dispose(&cconfig)
+
+       ret := C.libxl_domain_create_new(Ctx.ctx, &cconfig, &cdomid, nil, nil)
+       if ret != 0 {
+               return Domid(0), Error(ret)
+       }
+
+       return Domid(cdomid), nil
+}
--
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