1use base2k::{Encoding, FFT64, SvpPPolOps};
  2use rlwe::{
  3    ciphertext::Ciphertext,
  4    decryptor::{decrypt_rlwe_thread_safe_tmp_byte, Decryptor},
  5    encryptor::{encrypt_grlwe_sk_tmp_bytes, encrypt_rlwe_sk_tmp_bytes, EncryptorSk},
  6    evaluator::{gadget_product_thread_safe, gadget_product_inplace_thread_safe, gadget_product_tmp_bytes},
  7    key_generator::{gen_switching_key_thread_safe, gen_switching_key_thread_safe_tmp_bytes},
  8    keys::{SecretKey, SwitchingKey},
  9    parameters::{Parameters, ParametersLiteral},
 10    plaintext::Plaintext,
 11};
 12use sampling::source::{Source, new_seed};
 13
 14fn main() {
 15    let params_lit: ParametersLiteral = ParametersLiteral {
 16        log_n: 10,
 17        log_q: 68,
 18        log_p: 17,
 19        log_base2k: 17,
 20        log_scale: 20,
 21        xe: 3.2,
 22        xs: 128,
 23    };
 24
 25    let params: Parameters = Parameters::new::<FFT64>(&params_lit);
 26
 27    let mut tmp_bytes: Vec<u8> = vec![
 28        0u8;
 29        params.decrypt_rlwe_thread_safe_tmp_byte(params.log_q())
 30            | params.encrypt_rlwe_sk_tmp_bytes(params.log_q())
 31            | gen_switching_key_thread_safe_tmp_bytes(
 32                params.module(),
 33                params.log_base2k(),
 34                params.limbs_q(),
 35                params.log_q()
 36            )
 37            | gadget_product_tmp_bytes(
 38                params.module(),
 39                params.log_base2k(),
 40                params.log_q(),
 41                params.log_q(),
 42                params.limbs_q(),
 43                params.log_qp()
 44            ) | encrypt_grlwe_sk_tmp_bytes(params.module(), params.log_base2k(), params.limbs_qp(), params.log_qp())
 45    ];
 46
 47    println!("limbsQP: {}", params.limbs_qp());
 48
 49    let mut source: Source = Source::new([3; 32]);
 50
 51    let mut sk0: SecretKey = SecretKey::new(params.module());
 52    let mut sk1: SecretKey = SecretKey::new(params.module());
 53
 54    sk0.fill_ternary_hw(params.xs(), &mut source);
 55    sk1.fill_ternary_hw(params.xs(), &mut source);
 56
 57
 58    let mut want = vec![i64::default(); params.n()];
 59
 60    want.iter_mut().enumerate().for_each(|(i, x)| *x = i as i64);
 61
 62    let log_base2k = params.log_base2k();
 63
 64    let log_k: usize = params.log_q() - 2*log_base2k;
 65    
 66    let mut ct: Ciphertext = params.new_ciphertext(params.log_qp());
 67
 68    let mut source_xe: Source = Source::new([4; 32]);
 69    let mut source_xa: Source = Source::new([5; 32]);
 70
 71    let mut sk0_svp_ppol: base2k::SvpPPol = params.module().new_svp_ppol();
 72    params.module().svp_prepare(&mut sk0_svp_ppol, &sk0.0);
 73
 74    let mut sk1_svp_ppol: base2k::SvpPPol = params.module().new_svp_ppol();
 75    params.module().svp_prepare(&mut sk1_svp_ppol, &sk1.0);
 76
 77    let mut pt_out: Plaintext = Plaintext::new(params.module(), params.log_base2k(), params.log_qp(), ct.log_scale());
 78
 79    //pt_out.0.value[0].encode_vec_i64(log_base2k, log_k, &want, 32);
 80    //pt_out.0.value[0].normalize(log_base2k, &mut tmp_bytes);
 81        
 82    params.encrypt_rlwe_sk_thread_safe(
 83        &mut ct,
 84        Some(&pt_out),
 85        &sk0_svp_ppol,
 86        &mut source_xa,
 87        &mut source_xe,
 88        &mut tmp_bytes,
 89    );
 90
 91    params.decrypt_rlwe_thread_safe(&mut pt_out, &ct, &sk0_svp_ppol, &mut tmp_bytes);
 92
 93    println!("DECRYPT");
 94    pt_out.0.value[0].print_limbs(pt_out.limbs(), 16);
 95
 96
 97    let mut swk: SwitchingKey = SwitchingKey::new(
 98        params.module(),
 99        params.log_base2k(),
100        params.limbs_qp(),
101        params.log_qp(),
102    );
103
104    gen_switching_key_thread_safe(
105        params.module(),
106        &mut swk,
107        &sk0,
108        &sk1_svp_ppol,
109        &mut source_xa,
110        &mut source_xe,
111        params.xe(),
112        &mut tmp_bytes,
113    );
114
115    println!("{}", swk.cols());
116
117    let mut ct_out: Ciphertext = Ciphertext::new(params.module(), params.log_base2k(), params.log_q()+17, 1, ct.log_scale());
118
119    gadget_product_thread_safe(params.module(), &mut ct_out, &ct, &swk.0, &mut tmp_bytes);
120
121    pt_out.zero();
122
123    params.decrypt_rlwe_thread_safe(&mut pt_out, &ct_out, &sk1_svp_ppol, &mut tmp_bytes);
124
125    pt_out.0.value[0].print_limbs(pt_out.limbs(), 16);
126
127    let mut have = vec![i64::default(); params.n()];
128
129    //println!("pt_out: {}", log_k);
130    //pt_out.0.value[0].decode_vec_i64(pt_out.log_base2k(), log_k, &mut have);
131
132    //println!("want: {:?}", &want[..16]);
133    //println!("have: {:?}", &have[..16]);
134 
135}
136
137
138pub fn cast_mut_u64_to_mut_u8_slice(data: &mut [u64]) -> &mut [u8] {
139    let ptr: *mut u8 = data.as_mut_ptr() as *mut u8;
140    let len: usize = data.len() * std::mem::size_of::<u64>();
141    unsafe { std::slice::from_raw_parts_mut(ptr, len) }
142}