// OpenDatatype opens a named datatype.
func OpenDatatype(c CommonFG, name string, tapl_id int) (*Datatype, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
id := C.H5Topen2(C.hid_t(c.id), c_name, C.hid_t(tapl_id))
if err := checkID(id); err != nil {
return nil, err
}
return NewDatatype(id), nil
}
func createGroup(id C.hid_t, name string, link_flags, grp_c_flags, grp_a_flags int) (*Group, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
hid := C.H5Gcreate2(id, c_name, C.hid_t(link_flags), C.hid_t(grp_c_flags), P_DEFAULT.id)
if err := h5err(C.herr_t(int(hid))); err != nil {
return nil, err
}
g := &Group{Location{hid}}
runtime.SetFinalizer(g, (*Group).finalizer)
return g, nil
}
func OpenDatatype(c CommonFG, name string, tapl_id int) (*Datatype, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
id := C.H5Topen2(C.hid_t(c.id), c_name, C.hid_t(tapl_id))
err := h5err(C.herr_t(id))
if err != nil {
return nil, err
}
dt := &Datatype{Location{Identifier{id}}}
runtime.SetFinalizer(dt, (*Datatype).finalizer)
return dt, err
}
func openDatatype(loc_id C.hid_t, name string, tapl_id int) (*Datatype, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
hid := C.H5Topen2(C.hid_t(loc_id), c_name, C.hid_t(tapl_id))
err := h5err(C.herr_t(hid))
if err != nil {
return nil, err
}
dt := &Datatype{id: hid}
runtime.SetFinalizer(dt, (*Datatype).finalizer)
return dt, err
}
// CreateGroup creates a new empty group and links it to a location in the file.
func (g *CommonFG) CreateGroup(name string) (*Group, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
link_flags := C.hid_t(C.H5P_DEFAULT)
grp_c_flags := C.hid_t(C.H5P_DEFAULT)
hid := C.H5Gcreate2(g.id, c_name, link_flags, grp_c_flags, P_DEFAULT.id)
if err := h5err(C.herr_t(int(hid))); err != nil {
return nil, err
}
group := &Group{CommonFG{Location{Identifier{hid}}}}
runtime.SetFinalizer(group, (*Group).finalizer)
return group, nil
}
// Creates a new empty group and links it to a location in the file.
// hid_t H5Gcreate2( hid_t loc_id, const char *name, hid_t lcpl_id, hid_t gcpl_id, hid_t gapl_id )
func (self *File) CreateGroup(name string, link_flags, grp_c_flags, grp_a_flags int) (g *Group, err error) {
g = nil
err = nil
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
hid := C.H5Gcreate2(self.id, c_name, C.hid_t(link_flags), C.hid_t(grp_c_flags), P_DEFAULT.id)
err = togo_err(C.herr_t(int(hid)))
if err != nil {
return
}
g = &Group{id: hid}
runtime.SetFinalizer(g, (*Group).h5g_finalizer)
return
}
// NewPropList creates a new PropList as an instance of a property list class.
func NewPropList(cls_id PropType) (*PropList, error) {
hid := C.H5Pcreate(C.hid_t(cls_id))
if err := checkID(hid); err != nil {
return nil, err
}
return newPropList(hid), nil
}
// Creates a new property as an instance of a property list class.
// hid_t H5Pcreate(hid_t cls_id )
func NewPropList(cls_id PropType) (*PropList, error) {
hid := C.H5Pcreate(C.hid_t(cls_id))
err := h5err(C.herr_t(int(hid)))
if err != nil {
return nil, err
}
p := new_proplist(hid)
return p, err
}
// Opens a named datatype.
// hid_t H5Topen2( hid_t loc_id, const char * name, hid_t tapl_id )
func (f *File) OpenDataType(name string, tapl_id int) (*DataType, error) {
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
hid := C.H5Topen2(f.id, c_name, C.hid_t(tapl_id))
err := togo_err(C.herr_t(hid))
if err != nil {
return nil, err
}
dt := &DataType{id: hid}
runtime.SetFinalizer(dt, (*DataType).h5t_finalizer)
return dt, err
}
// Opens an existing group in a file.
// hid_t H5Gopen2( hid_t loc_id, const char * name, hid_t gapl_id )
func (f *File) OpenGroup(name string, gapl_flag int) (g *Group, err error) {
g = nil
err = nil
c_name := C.CString(name)
defer C.free(unsafe.Pointer(c_name))
hid := C.H5Gopen2(f.id, c_name, C.hid_t(gapl_flag))
err = togo_err(C.herr_t(int(hid)))
if err != nil {
return
}
g = &Group{id: hid}
runtime.SetFinalizer(g, (*Group).h5g_finalizer)
return
}