// OpenMap opens the LXCMap in the given path.
func OpenMap(path string) (*LXCMap, error) {
fd, _, err := bpf.OpenOrCreateMap(
path,
C.BPF_MAP_TYPE_HASH,
uint32(unsafe.Sizeof(uint32(0))),
uint32(unsafe.Sizeof(LXCInfo{})),
MaxKeys,
)
if err != nil {
return nil, err
}
m := new(LXCMap)
m.fd = fd
return m, nil
}
func OpenMap(path string) (*PolicyMap, bool, error) {
fd, isNewMap, err := bpf.OpenOrCreateMap(
path,
C.BPF_MAP_TYPE_HASH,
uint32(unsafe.Sizeof(uint32(0))),
uint32(unsafe.Sizeof(PolicyEntry{})),
MAX_KEYS,
)
if err != nil {
return nil, false, err
}
m := &PolicyMap{path: path, Fd: fd}
return m, isNewMap, nil
}