func lattigo_genRotationKeysForRotations()

in src/gowrapper/ckks/keygen.go [113:132]

• 15 lines of code
• 2 McCabe index (conditional complexity)

func lattigo_genRotationKeysForRotations(keygenHandle Handle5, skHandle Handle5, ks *C.int64_t, ksLen uint64) Handle5 {
	var keygen *rlwe.KeyGenerator
	keygen = getStoredKeyGenerator(keygenHandle)

	var sk *rlwe.SecretKey
	sk = getStoredSecretKey(skHandle)

	rotations := make([]int, ksLen)
	size := unsafe.Sizeof(uint64(0))
	basePtrIn := uintptr(unsafe.Pointer(ks))
	for i := range rotations {
		rotations[i] = int(*(*int64)(unsafe.Pointer(basePtrIn + size*uintptr(i))))
	}

	var rotKeys *rlwe.RotationKeySet
	// The second argument determines if conjugation keys are generated or not. This wrapper API does
	// not support generating a conjugation key.
	rotKeys = (*keygen).GenRotationKeysForRotations(rotations, false, sk)
	return marshal.CrossLangObjMap.Add(unsafe.Pointer(rotKeys))
}