[PATCH v5 07/10] golang/xenlight: Implement Domain operations

[George Dunlap <george.dunlap@citrix.com>]

From: Ronald Rojas <ronladred@gmail.com>

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>
---
CC: Ian Jackson <ian.jackson@citrix.com>
CC: Wei Liu <wei.liu2@citrix.com>

 tools/golang/xenlight/xenlight.go | 70 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/tools/golang/xenlight/xenlight.go b/tools/golang/xenlight/xenlight.go
index 86253c5..f16185e 100644
--- 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
+}
-- 
2.1.4


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