From: Nick Rosbrook <rosbro...@ainfosec.com>

Signed-off-by: Nick Rosbrook <rosbro...@ainfosec.com>
---
Cc: George Dunlap <george.dun...@citrix.com>
Cc: Ian Jackson <ian.jack...@eu.citrix.com>
Cc: Wei Liu <w...@xen.org>

 tools/golang/xenlight/gengotypes.py       |  44 ++-
 tools/golang/xenlight/xenlight_helpers.go | 359 ++++++++++++++++++++++
 2 files changed, 402 insertions(+), 1 deletion(-)

diff --git a/tools/golang/xenlight/gengotypes.py 
b/tools/golang/xenlight/gengotypes.py
index 35d9dfea40..d8a6120e5c 100644
--- a/tools/golang/xenlight/gengotypes.py
+++ b/tools/golang/xenlight/gengotypes.py
@@ -479,7 +479,7 @@ def xenlight_golang_define_to_C(ty = None, typename = None, 
nested = False):
     for f in ty.fields:
         if f.type.typename is not None:
             if isinstance(f.type, idl.Array):
-                # TODO
+                s += xenlight_golang_array_to_C(f, ty.dispose_fn)
                 continue
 
             gotypename = xenlight_golang_fmt_name(f.type.typename)
@@ -610,6 +610,48 @@ def xenlight_golang_union_to_C(ty = None, union_name = '',
 
     return s
 
+def xenlight_golang_array_to_C(ty = None, dispose_fn = ''):
+    s = ''
+
+    gotypename = xenlight_golang_fmt_name(ty.type.elem_type.typename)
+    goname     = xenlight_golang_fmt_name(ty.name)
+    ctypename  = ty.type.elem_type.typename
+    cname      = ty.name
+    clenvar    = ty.type.lenvar.name
+    golenvar   = xenlight_golang_fmt_name(clenvar,exported=False)
+
+    is_enum = isinstance(ty.type.elem_type,idl.Enumeration)
+    if gotypename in go_builtin_types or is_enum:
+        s += '{} := len(x.{})\n'.format(golenvar,goname)
+        s += 'xc.{} = 
(*C.{})(C.malloc(C.size_t({}*{})))\n'.format(cname,ctypename,
+                                                                   
golenvar,golenvar)
+        s += 'xc.{} = C.int({})\n'.format(clenvar,golenvar)
+        s += 'c{} := 
(*[1<<28]C.{})(unsafe.Pointer(xc.{}))[:{}:{}]\n'.format(goname,
+                                                                      
ctypename,cname,
+                                                                      
golenvar,golenvar)
+        s += 'for i,v := range x.{} {{\n'.format(goname)
+        s += 'c{}[i] = C.{}(v)\n'.format(goname,ctypename)
+        s += '}\n'
+
+        return s
+
+    s += '{} := len(x.{})\n'.format(golenvar,goname)
+    s += 'xc.{} = 
(*C.{})(C.malloc(C.ulong({})*C.sizeof_{}))\n'.format(cname,ctypename,
+                                                                   
golenvar,ctypename)
+    s += 'xc.{} = C.int({})\n'.format(clenvar,golenvar)
+    s += 'c{} := 
(*[1<<28]C.{})(unsafe.Pointer(xc.{}))[:{}:{}]\n'.format(goname,
+                                                                         
ctypename,cname,
+                                                                         
golenvar,golenvar)
+    s += 'for i,v := range x.{} {{\n'.format(goname)
+    s += 'tmp, err := v.toC()\n'
+    s += 'if err != nil {\n'
+    s += 'C.{}(&xc)\n'.format(dispose_fn)
+    s += 'return xc,err\n}\n'
+    s += 'c{}[i] = tmp\n'.format(goname)
+    s += '}\n'
+
+    return s
+
 def xenlight_golang_fmt_name(name, exported = True):
     """
     Take a given type name and return an
diff --git a/tools/golang/xenlight/xenlight_helpers.go 
b/tools/golang/xenlight/xenlight_helpers.go
index 2cb5adaec5..7940c209a2 100644
--- a/tools/golang/xenlight/xenlight_helpers.go
+++ b/tools/golang/xenlight/xenlight_helpers.go
@@ -662,6 +662,18 @@ func (x *VcpuSchedParams) fromC(xc 
*C.libxl_vcpu_sched_params) error {
 func (x *VcpuSchedParams) toC() (xc C.libxl_vcpu_sched_params, err error) {
        C.libxl_vcpu_sched_params_init(&xc)
        xc.sched = C.libxl_scheduler(x.Sched)
+       numVcpus := len(x.Vcpus)
+       xc.vcpus = (*C.libxl_sched_params)(C.malloc(C.ulong(numVcpus) * 
C.sizeof_libxl_sched_params))
+       xc.num_vcpus = C.int(numVcpus)
+       cVcpus := (*[1 << 
28]C.libxl_sched_params)(unsafe.Pointer(xc.vcpus))[:numVcpus:numVcpus]
+       for i, v := range x.Vcpus {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_vcpu_sched_params_dispose(&xc)
+                       return xc, err
+               }
+               cVcpus[i] = tmp
+       }
        return xc, nil
 }
 
@@ -710,6 +722,13 @@ func (x *VnodeInfo) fromC(xc *C.libxl_vnode_info) error {
 func (x *VnodeInfo) toC() (xc C.libxl_vnode_info, err error) {
        C.libxl_vnode_info_init(&xc)
        xc.memkb = C.uint64_t(x.Memkb)
+       numDistances := len(x.Distances)
+       xc.distances = (*C.uint32_t)(C.malloc(C.size_t(numDistances * 
numDistances)))
+       xc.num_distances = C.int(numDistances)
+       cDistances := (*[1 << 
28]C.uint32_t)(unsafe.Pointer(xc.distances))[:numDistances:numDistances]
+       for i, v := range x.Distances {
+               cDistances[i] = C.uint32_t(v)
+       }
        xc.pnode = C.uint32_t(x.Pnode)
        xc.vcpus, err = x.Vcpus.toC()
        if err != nil {
@@ -1096,6 +1115,30 @@ func (x *DomainBuildInfo) toC() (xc 
C.libxl_domain_build_info, err error) {
                C.libxl_domain_build_info_dispose(&xc)
                return xc, err
        }
+       numVcpuHardAffinity := len(x.VcpuHardAffinity)
+       xc.vcpu_hard_affinity = 
(*C.libxl_bitmap)(C.malloc(C.ulong(numVcpuHardAffinity) * 
C.sizeof_libxl_bitmap))
+       xc.num_vcpu_hard_affinity = C.int(numVcpuHardAffinity)
+       cVcpuHardAffinity := (*[1 << 
28]C.libxl_bitmap)(unsafe.Pointer(xc.vcpu_hard_affinity))[:numVcpuHardAffinity:numVcpuHardAffinity]
+       for i, v := range x.VcpuHardAffinity {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_build_info_dispose(&xc)
+                       return xc, err
+               }
+               cVcpuHardAffinity[i] = tmp
+       }
+       numVcpuSoftAffinity := len(x.VcpuSoftAffinity)
+       xc.vcpu_soft_affinity = 
(*C.libxl_bitmap)(C.malloc(C.ulong(numVcpuSoftAffinity) * 
C.sizeof_libxl_bitmap))
+       xc.num_vcpu_soft_affinity = C.int(numVcpuSoftAffinity)
+       cVcpuSoftAffinity := (*[1 << 
28]C.libxl_bitmap)(unsafe.Pointer(xc.vcpu_soft_affinity))[:numVcpuSoftAffinity:numVcpuSoftAffinity]
+       for i, v := range x.VcpuSoftAffinity {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_build_info_dispose(&xc)
+                       return xc, err
+               }
+               cVcpuSoftAffinity[i] = tmp
+       }
        xc.numa_placement, err = x.NumaPlacement.toC()
        if err != nil {
                C.libxl_domain_build_info_dispose(&xc)
@@ -1125,6 +1168,18 @@ func (x *DomainBuildInfo) toC() (xc 
C.libxl_domain_build_info, err error) {
                return xc, err
        }
        xc.blkdev_start = C.CString(x.BlkdevStart)
+       numVnumaNodes := len(x.VnumaNodes)
+       xc.vnuma_nodes = (*C.libxl_vnode_info)(C.malloc(C.ulong(numVnumaNodes) 
* C.sizeof_libxl_vnode_info))
+       xc.num_vnuma_nodes = C.int(numVnumaNodes)
+       cVnumaNodes := (*[1 << 
28]C.libxl_vnode_info)(unsafe.Pointer(xc.vnuma_nodes))[:numVnumaNodes:numVnumaNodes]
+       for i, v := range x.VnumaNodes {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_build_info_dispose(&xc)
+                       return xc, err
+               }
+               cVnumaNodes[i] = tmp
+       }
        xc.max_grant_frames = C.uint32_t(x.MaxGrantFrames)
        xc.max_maptrack_frames = C.uint32_t(x.MaxMaptrackFrames)
        xc.device_model_version = 
C.libxl_device_model_version(x.DeviceModelVersion)
@@ -1157,6 +1212,37 @@ func (x *DomainBuildInfo) toC() (xc 
C.libxl_domain_build_info, err error) {
                C.libxl_domain_build_info_dispose(&xc)
                return xc, err
        }
+       numIoports := len(x.Ioports)
+       xc.ioports = (*C.libxl_ioport_range)(C.malloc(C.ulong(numIoports) * 
C.sizeof_libxl_ioport_range))
+       xc.num_ioports = C.int(numIoports)
+       cIoports := (*[1 << 
28]C.libxl_ioport_range)(unsafe.Pointer(xc.ioports))[:numIoports:numIoports]
+       for i, v := range x.Ioports {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_build_info_dispose(&xc)
+                       return xc, err
+               }
+               cIoports[i] = tmp
+       }
+       numIrqs := len(x.Irqs)
+       xc.irqs = (*C.uint32_t)(C.malloc(C.size_t(numIrqs * numIrqs)))
+       xc.num_irqs = C.int(numIrqs)
+       cIrqs := (*[1 << 
28]C.uint32_t)(unsafe.Pointer(xc.irqs))[:numIrqs:numIrqs]
+       for i, v := range x.Irqs {
+               cIrqs[i] = C.uint32_t(v)
+       }
+       numIomem := len(x.Iomem)
+       xc.iomem = (*C.libxl_iomem_range)(C.malloc(C.ulong(numIomem) * 
C.sizeof_libxl_iomem_range))
+       xc.num_iomem = C.int(numIomem)
+       cIomem := (*[1 << 
28]C.libxl_iomem_range)(unsafe.Pointer(xc.iomem))[:numIomem:numIomem]
+       for i, v := range x.Iomem {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_build_info_dispose(&xc)
+                       return xc, err
+               }
+               cIomem[i] = tmp
+       }
        xc.claim_mode, err = x.ClaimMode.toC()
        if err != nil {
                C.libxl_domain_build_info_dispose(&xc)
@@ -1983,6 +2069,18 @@ func (x *DeviceVdispl) toC() (xc C.libxl_device_vdispl, 
err error) {
        xc.backend_domname = C.CString(x.BackendDomname)
        xc.devid = C.libxl_devid(x.Devid)
        xc.be_alloc = C.bool(x.BeAlloc)
+       numConnectors := len(x.Connectors)
+       xc.connectors = 
(*C.libxl_connector_param)(C.malloc(C.ulong(numConnectors) * 
C.sizeof_libxl_connector_param))
+       xc.num_connectors = C.int(numConnectors)
+       cConnectors := (*[1 << 
28]C.libxl_connector_param)(unsafe.Pointer(xc.connectors))[:numConnectors:numConnectors]
+       for i, v := range x.Connectors {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_device_vdispl_dispose(&xc)
+                       return xc, err
+               }
+               cConnectors[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2007,6 +2105,20 @@ func (x *VsndParams) fromC(xc *C.libxl_vsnd_params) 
error {
 
 func (x *VsndParams) toC() (xc C.libxl_vsnd_params, err error) {
        C.libxl_vsnd_params_init(&xc)
+       numSampleRates := len(x.SampleRates)
+       xc.sample_rates = (*C.uint32_t)(C.malloc(C.size_t(numSampleRates * 
numSampleRates)))
+       xc.num_sample_rates = C.int(numSampleRates)
+       cSampleRates := (*[1 << 
28]C.uint32_t)(unsafe.Pointer(xc.sample_rates))[:numSampleRates:numSampleRates]
+       for i, v := range x.SampleRates {
+               cSampleRates[i] = C.uint32_t(v)
+       }
+       numSampleFormats := len(x.SampleFormats)
+       xc.sample_formats = 
(*C.libxl_vsnd_pcm_format)(C.malloc(C.size_t(numSampleFormats * 
numSampleFormats)))
+       xc.num_sample_formats = C.int(numSampleFormats)
+       cSampleFormats := (*[1 << 
28]C.libxl_vsnd_pcm_format)(unsafe.Pointer(xc.sample_formats))[:numSampleFormats:numSampleFormats]
+       for i, v := range x.SampleFormats {
+               cSampleFormats[i] = C.libxl_vsnd_pcm_format(v)
+       }
        xc.channels_min = C.uint32_t(x.ChannelsMin)
        xc.channels_max = C.uint32_t(x.ChannelsMax)
        xc.buffer_size = C.uint32_t(x.BufferSize)
@@ -2064,6 +2176,18 @@ func (x *VsndPcm) toC() (xc C.libxl_vsnd_pcm, err error) 
{
                C.libxl_vsnd_pcm_dispose(&xc)
                return xc, err
        }
+       numVsndStreams := len(x.Streams)
+       xc.streams = (*C.libxl_vsnd_stream)(C.malloc(C.ulong(numVsndStreams) * 
C.sizeof_libxl_vsnd_stream))
+       xc.num_vsnd_streams = C.int(numVsndStreams)
+       cStreams := (*[1 << 
28]C.libxl_vsnd_stream)(unsafe.Pointer(xc.streams))[:numVsndStreams:numVsndStreams]
+       for i, v := range x.Streams {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_vsnd_pcm_dispose(&xc)
+                       return xc, err
+               }
+               cStreams[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2103,6 +2227,18 @@ func (x *DeviceVsnd) toC() (xc C.libxl_device_vsnd, err 
error) {
                C.libxl_device_vsnd_dispose(&xc)
                return xc, err
        }
+       numVsndPcms := len(x.Pcms)
+       xc.pcms = (*C.libxl_vsnd_pcm)(C.malloc(C.ulong(numVsndPcms) * 
C.sizeof_libxl_vsnd_pcm))
+       xc.num_vsnd_pcms = C.int(numVsndPcms)
+       cPcms := (*[1 << 
28]C.libxl_vsnd_pcm)(unsafe.Pointer(xc.pcms))[:numVsndPcms:numVsndPcms]
+       for i, v := range x.Pcms {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_device_vsnd_dispose(&xc)
+                       return xc, err
+               }
+               cPcms[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2287,6 +2423,186 @@ func (x *DomainConfig) toC() (xc C.libxl_domain_config, 
err error) {
                C.libxl_domain_config_dispose(&xc)
                return xc, err
        }
+       numDisks := len(x.Disks)
+       xc.disks = (*C.libxl_device_disk)(C.malloc(C.ulong(numDisks) * 
C.sizeof_libxl_device_disk))
+       xc.num_disks = C.int(numDisks)
+       cDisks := (*[1 << 
28]C.libxl_device_disk)(unsafe.Pointer(xc.disks))[:numDisks:numDisks]
+       for i, v := range x.Disks {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cDisks[i] = tmp
+       }
+       numNics := len(x.Nics)
+       xc.nics = (*C.libxl_device_nic)(C.malloc(C.ulong(numNics) * 
C.sizeof_libxl_device_nic))
+       xc.num_nics = C.int(numNics)
+       cNics := (*[1 << 
28]C.libxl_device_nic)(unsafe.Pointer(xc.nics))[:numNics:numNics]
+       for i, v := range x.Nics {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cNics[i] = tmp
+       }
+       numPcidevs := len(x.Pcidevs)
+       xc.pcidevs = (*C.libxl_device_pci)(C.malloc(C.ulong(numPcidevs) * 
C.sizeof_libxl_device_pci))
+       xc.num_pcidevs = C.int(numPcidevs)
+       cPcidevs := (*[1 << 
28]C.libxl_device_pci)(unsafe.Pointer(xc.pcidevs))[:numPcidevs:numPcidevs]
+       for i, v := range x.Pcidevs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cPcidevs[i] = tmp
+       }
+       numRdms := len(x.Rdms)
+       xc.rdms = (*C.libxl_device_rdm)(C.malloc(C.ulong(numRdms) * 
C.sizeof_libxl_device_rdm))
+       xc.num_rdms = C.int(numRdms)
+       cRdms := (*[1 << 
28]C.libxl_device_rdm)(unsafe.Pointer(xc.rdms))[:numRdms:numRdms]
+       for i, v := range x.Rdms {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cRdms[i] = tmp
+       }
+       numDtdevs := len(x.Dtdevs)
+       xc.dtdevs = (*C.libxl_device_dtdev)(C.malloc(C.ulong(numDtdevs) * 
C.sizeof_libxl_device_dtdev))
+       xc.num_dtdevs = C.int(numDtdevs)
+       cDtdevs := (*[1 << 
28]C.libxl_device_dtdev)(unsafe.Pointer(xc.dtdevs))[:numDtdevs:numDtdevs]
+       for i, v := range x.Dtdevs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cDtdevs[i] = tmp
+       }
+       numVfbs := len(x.Vfbs)
+       xc.vfbs = (*C.libxl_device_vfb)(C.malloc(C.ulong(numVfbs) * 
C.sizeof_libxl_device_vfb))
+       xc.num_vfbs = C.int(numVfbs)
+       cVfbs := (*[1 << 
28]C.libxl_device_vfb)(unsafe.Pointer(xc.vfbs))[:numVfbs:numVfbs]
+       for i, v := range x.Vfbs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cVfbs[i] = tmp
+       }
+       numVkbs := len(x.Vkbs)
+       xc.vkbs = (*C.libxl_device_vkb)(C.malloc(C.ulong(numVkbs) * 
C.sizeof_libxl_device_vkb))
+       xc.num_vkbs = C.int(numVkbs)
+       cVkbs := (*[1 << 
28]C.libxl_device_vkb)(unsafe.Pointer(xc.vkbs))[:numVkbs:numVkbs]
+       for i, v := range x.Vkbs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cVkbs[i] = tmp
+       }
+       numVtpms := len(x.Vtpms)
+       xc.vtpms = (*C.libxl_device_vtpm)(C.malloc(C.ulong(numVtpms) * 
C.sizeof_libxl_device_vtpm))
+       xc.num_vtpms = C.int(numVtpms)
+       cVtpms := (*[1 << 
28]C.libxl_device_vtpm)(unsafe.Pointer(xc.vtpms))[:numVtpms:numVtpms]
+       for i, v := range x.Vtpms {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cVtpms[i] = tmp
+       }
+       numP9S := len(x.P9S)
+       xc.p9s = (*C.libxl_device_p9)(C.malloc(C.ulong(numP9S) * 
C.sizeof_libxl_device_p9))
+       xc.num_p9s = C.int(numP9S)
+       cP9S := (*[1 << 
28]C.libxl_device_p9)(unsafe.Pointer(xc.p9s))[:numP9S:numP9S]
+       for i, v := range x.P9S {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cP9S[i] = tmp
+       }
+       numPvcallsifs := len(x.Pvcallsifs)
+       xc.pvcallsifs = 
(*C.libxl_device_pvcallsif)(C.malloc(C.ulong(numPvcallsifs) * 
C.sizeof_libxl_device_pvcallsif))
+       xc.num_pvcallsifs = C.int(numPvcallsifs)
+       cPvcallsifs := (*[1 << 
28]C.libxl_device_pvcallsif)(unsafe.Pointer(xc.pvcallsifs))[:numPvcallsifs:numPvcallsifs]
+       for i, v := range x.Pvcallsifs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cPvcallsifs[i] = tmp
+       }
+       numVdispls := len(x.Vdispls)
+       xc.vdispls = (*C.libxl_device_vdispl)(C.malloc(C.ulong(numVdispls) * 
C.sizeof_libxl_device_vdispl))
+       xc.num_vdispls = C.int(numVdispls)
+       cVdispls := (*[1 << 
28]C.libxl_device_vdispl)(unsafe.Pointer(xc.vdispls))[:numVdispls:numVdispls]
+       for i, v := range x.Vdispls {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cVdispls[i] = tmp
+       }
+       numVsnds := len(x.Vsnds)
+       xc.vsnds = (*C.libxl_device_vsnd)(C.malloc(C.ulong(numVsnds) * 
C.sizeof_libxl_device_vsnd))
+       xc.num_vsnds = C.int(numVsnds)
+       cVsnds := (*[1 << 
28]C.libxl_device_vsnd)(unsafe.Pointer(xc.vsnds))[:numVsnds:numVsnds]
+       for i, v := range x.Vsnds {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cVsnds[i] = tmp
+       }
+       numChannels := len(x.Channels)
+       xc.channels = (*C.libxl_device_channel)(C.malloc(C.ulong(numChannels) * 
C.sizeof_libxl_device_channel))
+       xc.num_channels = C.int(numChannels)
+       cChannels := (*[1 << 
28]C.libxl_device_channel)(unsafe.Pointer(xc.channels))[:numChannels:numChannels]
+       for i, v := range x.Channels {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cChannels[i] = tmp
+       }
+       numUsbctrls := len(x.Usbctrls)
+       xc.usbctrls = (*C.libxl_device_usbctrl)(C.malloc(C.ulong(numUsbctrls) * 
C.sizeof_libxl_device_usbctrl))
+       xc.num_usbctrls = C.int(numUsbctrls)
+       cUsbctrls := (*[1 << 
28]C.libxl_device_usbctrl)(unsafe.Pointer(xc.usbctrls))[:numUsbctrls:numUsbctrls]
+       for i, v := range x.Usbctrls {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cUsbctrls[i] = tmp
+       }
+       numUsbdevs := len(x.Usbdevs)
+       xc.usbdevs = (*C.libxl_device_usbdev)(C.malloc(C.ulong(numUsbdevs) * 
C.sizeof_libxl_device_usbdev))
+       xc.num_usbdevs = C.int(numUsbdevs)
+       cUsbdevs := (*[1 << 
28]C.libxl_device_usbdev)(unsafe.Pointer(xc.usbdevs))[:numUsbdevs:numUsbdevs]
+       for i, v := range x.Usbdevs {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_domain_config_dispose(&xc)
+                       return xc, err
+               }
+               cUsbdevs[i] = tmp
+       }
        xc.on_poweroff = C.libxl_action_on_shutdown(x.OnPoweroff)
        xc.on_reboot = C.libxl_action_on_shutdown(x.OnReboot)
        xc.on_watchdog = C.libxl_action_on_shutdown(x.OnWatchdog)
@@ -2566,6 +2882,18 @@ func (x *Vdisplinfo) toC() (xc C.libxl_vdisplinfo, err 
error) {
        xc.devid = C.libxl_devid(x.Devid)
        xc.state = C.int(x.State)
        xc.be_alloc = C.bool(x.BeAlloc)
+       numConnectors := len(x.Connectors)
+       xc.connectors = 
(*C.libxl_connectorinfo)(C.malloc(C.ulong(numConnectors) * 
C.sizeof_libxl_connectorinfo))
+       xc.num_connectors = C.int(numConnectors)
+       cConnectors := (*[1 << 
28]C.libxl_connectorinfo)(unsafe.Pointer(xc.connectors))[:numConnectors:numConnectors]
+       for i, v := range x.Connectors {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_vdisplinfo_dispose(&xc)
+                       return xc, err
+               }
+               cConnectors[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2598,6 +2926,18 @@ func (x *Pcminfo) fromC(xc *C.libxl_pcminfo) error {
 
 func (x *Pcminfo) toC() (xc C.libxl_pcminfo, err error) {
        C.libxl_pcminfo_init(&xc)
+       numVsndStreams := len(x.Streams)
+       xc.streams = (*C.libxl_streaminfo)(C.malloc(C.ulong(numVsndStreams) * 
C.sizeof_libxl_streaminfo))
+       xc.num_vsnd_streams = C.int(numVsndStreams)
+       cStreams := (*[1 << 
28]C.libxl_streaminfo)(unsafe.Pointer(xc.streams))[:numVsndStreams:numVsndStreams]
+       for i, v := range x.Streams {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_pcminfo_dispose(&xc)
+                       return xc, err
+               }
+               cStreams[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2629,6 +2969,18 @@ func (x *Vsndinfo) toC() (xc C.libxl_vsndinfo, err 
error) {
        xc.frontend_id = C.uint32_t(x.FrontendId)
        xc.devid = C.libxl_devid(x.Devid)
        xc.state = C.int(x.State)
+       numVsndPcms := len(x.Pcms)
+       xc.pcms = (*C.libxl_pcminfo)(C.malloc(C.ulong(numVsndPcms) * 
C.sizeof_libxl_pcminfo))
+       xc.num_vsnd_pcms = C.int(numVsndPcms)
+       cPcms := (*[1 << 
28]C.libxl_pcminfo)(unsafe.Pointer(xc.pcms))[:numVsndPcms:numVsndPcms]
+       for i, v := range x.Pcms {
+               tmp, err := v.toC()
+               if err != nil {
+                       C.libxl_vsndinfo_dispose(&xc)
+                       return xc, err
+               }
+               cPcms[i] = tmp
+       }
        return xc, nil
 }
 
@@ -2673,6 +3025,13 @@ func (x *Numainfo) toC() (xc C.libxl_numainfo, err 
error) {
        C.libxl_numainfo_init(&xc)
        xc.size = C.uint64_t(x.Size)
        xc.free = C.uint64_t(x.Free)
+       numDists := len(x.Dists)
+       xc.dists = (*C.uint32_t)(C.malloc(C.size_t(numDists * numDists)))
+       xc.num_dists = C.int(numDists)
+       cDists := (*[1 << 
28]C.uint32_t)(unsafe.Pointer(xc.dists))[:numDists:numDists]
+       for i, v := range x.Dists {
+               cDists[i] = C.uint32_t(v)
+       }
        return xc, nil
 }
 
-- 
2.19.1


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