golang/xenlight: Implement Domain operations

Add calls for the following Domain related functionality
- libxl_domain_pause
- libxl_domain_shutdown
- libxl_domain_reboot
- libxl_list_domain

Signed-off-by: Ronald Rojas <ronladred@gmail.com>
Reviewed-by: George Dunlap <george.dunlap@citrix.com>
Acked-by: Ian Jackson <ian.jackson@citrix.com>

diff --git a/tools/golang/xenlight/xenlight.go b/tools/golang/xenlight/xenlight.go
index 86253c55d52bcc20132a2232ec0320ce35118099..f16185e3da99ecffa9cf2e7cb08670eb8f9f0883 100644 (file)
--- a/tools/golang/xenlight/xenlight.go
+++ b/tools/golang/xenlight/xenlight.go
@@ -713,3 +713,73 @@ func (Ctx *Context) DomainUnpause(Id Domid) (err error) {
        }
        return
 }
+
+//int libxl_domain_pause(libxl_ctx *ctx, uint32_t domain);
+func (Ctx *Context) DomainPause(id Domid) (err error) {
+       err = Ctx.CheckOpen()
+       if err != nil {
+               return
+       }
+
+       ret := C.libxl_domain_pause(Ctx.ctx, C.uint32_t(id))
+
+       if ret != 0 {
+               err = Error(-ret)
+       }
+       return
+}
+
+//int libxl_domain_shutdown(libxl_ctx *ctx, uint32_t domid);
+func (Ctx *Context) DomainShutdown(id Domid) (err error) {
+       err = Ctx.CheckOpen()
+       if err != nil {
+               return
+       }
+
+       ret := C.libxl_domain_shutdown(Ctx.ctx, C.uint32_t(id))
+
+       if ret != 0 {
+               err = Error(-ret)
+       }
+       return
+}
+
+//int libxl_domain_reboot(libxl_ctx *ctx, uint32_t domid);
+func (Ctx *Context) DomainReboot(id Domid) (err error) {
+       err = Ctx.CheckOpen()
+       if err != nil {
+               return
+       }
+
+       ret := C.libxl_domain_reboot(Ctx.ctx, C.uint32_t(id))
+
+       if ret != 0 {
+               err = Error(-ret)
+       }
+       return
+}
+
+//libxl_dominfo * libxl_list_domain(libxl_ctx*, int *nb_domain_out);
+//void libxl_dominfo_list_free(libxl_dominfo *list, int nb_domain);
+func (Ctx *Context) ListDomain() (glist []Dominfo) {
+       err := Ctx.CheckOpen()
+       if err != nil {
+               return
+       }
+
+       var nbDomain C.int
+       clist := C.libxl_list_domain(Ctx.ctx, &nbDomain)
+       defer C.libxl_dominfo_list_free(clist, nbDomain)
+
+       if int(nbDomain) == 0 {
+               return
+       }
+
+       gslice := (*[1 << 30]C.libxl_dominfo)(unsafe.Pointer(clist))[:nbDomain:nbDomain]
+       for i := range gslice {
+               info := gslice[i].toGo()
+               glist = append(glist, *info)
+       }
+
+       return
+}