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feat: implement some more structured version of the memory decoding and the mapping to CPS fields

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This commit is contained in:
lienjukaisim 2024-08-01 10:46:58 +02:00 committed by theo
parent 01d17207fa
commit 016ae43402
Signed by: theo
SSH Key Fingerprint: SHA256:IbehMhSwpXrGUj7vj9iVvfdwe3g09IL9KLUz0zFzcXU
1 changed files with 218 additions and 5 deletions
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223
crates/sesam-vitale/src/ssvlib_demo.rs
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@ -101,11 +101,13 @@ impl Default for SituationPS {
}
}
fn ssv_lire_carte_ps() {
fn ssv_lire_carte_ps(code_pin :&str, lecteur :&str) {
let resource_ps =
CString::new("HID Global OMNIKEY 3x21 Smart Card Reader 0").expect("CString::new failed");
CString::new(lecteur).expect("CString::new failed");
let resource_reader = CString::new("").expect("CString::new failed");
let card_number = CString::new("1234").expect("CString::new failed");
let card_number = CString::new(code_pin).expect("CString::new failed");
let mut buffer: *mut c_void = ptr::null_mut();
let mut size: size_t = 0;
@ -126,8 +128,40 @@ fn ssv_lire_carte_ps() {
}
}
decode_zone_memoire(hex_values);
/* IDÉE : implémenter decode_zone_memoire sous forme d'itérateur
for (group, group_rank) in decode_zone_memoire(...) {
for (field, field_rank) in group {
match group_rank {
GROUP_1: {
match field_rank {
1 => carte_ps.titulaire.type_de_carte_ps = field.into(),
2 => carte_ps.titulaire.type_d_identification_nationale = field.into(),
3 => carte_ps.titulaire.numero_d_identification_nationale = field.into(),
4 => carte_ps.titulaire.cle_du_numero_d_identification_nationale = field.into(),
5 => carte_ps.titulaire.code_civilite = field.into(),
6 => carte_ps.titulaire.nom_du_ps = field.into(),
7 => carte_ps.titulaire.prenom_du_ps = field.into(),
8 => carte_ps.titulaire.categorie_carte = field.into(),
_ => (),
}
}
GROUP_2: {
match field_rank {
...
}
}
}
}
}
*/
}
/**
* Options possibles :
* - Passer un objet de type variable (CartePS, CarteVitale...) et le remplir intelligemment
* - Retourner un itérateur et faire le remplissage en dehors de decode_zone_memoire
*/
pub fn decode_zone_memoire(bytes: &[u8]) {
// Maintenant, vous pouvez accéder aux octets individuels dans `donnees`
let mut current_pos_general = 0;
@ -389,11 +423,190 @@ pub fn demo() {
let manifest_path = PathBuf::from(manifest_dir);
dotenv::from_path(manifest_path.join(".env")).ok();
println!("------- Demo for the SSV library --------");
println!("------- Demo for the SSV library 2 --------");
ssv_init_lib_2();
ssv_lire_carte_ps();
let code_pin = "1234";
let lecteur = "HID Global OMNIKEY 3x21 Smart Card Reader 0";
let carte_ps = ssv_lire_carte_ps2(code_pin, lecteur);
println!("CartePS: {:#?}", carte_ps);
// ssv_lire_config();
println!("-----------------------------------------");
}
struct field{
rank : i32,
value : Vec<u8>
}
impl Default for field {
fn default() -> Self {
Self {rank: 0,
value: Vec::new(),
}
}
}
pub struct group{
rank : i32,
fields : Vec<field>
}
impl Default for group {
fn default() -> Self {
Self {rank: 0,
fields: Vec::new(),
}
}
}
pub fn decode_zone_memoire2(bytes: &[u8]) -> Vec<group>{
let mut current_pos_general = 0;
let mut current_groupe = 0;
let mut num_champ = 0;
let mut longueur_groupe: usize;
let mut current_pos_groupe = 0;
let mut groups : Vec<group> = Vec::new();
while current_pos_general < (bytes.len() - 1) {
num_champ = 0;
current_groupe =
256 * bytes[current_pos_general] as i32 + bytes[current_pos_general + 1 ] as i32;
current_pos_general += 2;
groups.push(group::default());
groups.last_mut().unwrap().rank=current_groupe;
if bytes[current_pos_general] < 128 {
longueur_groupe = bytes[current_pos_general] as usize;
} else {
let nbre_octets_longueur = bytes[current_pos_general] - 128;
longueur_groupe = (0..nbre_octets_longueur).fold(0, |acc, i| {
current_pos_general += 1;
acc + (256_i32.pow(i as u32) * bytes[current_pos_general] as i32) as usize
});
}
current_pos_general += 1;
println!("------- 3--------");
current_pos_groupe = 0;
while current_pos_groupe < longueur_groupe {
num_champ += 1;
let longueur_champs: usize;
let nbre_octets_longueur: usize;
if bytes[current_pos_general] < 128 {
longueur_champs = bytes[current_pos_general] as usize;
nbre_octets_longueur = 1;
} else {
nbre_octets_longueur = bytes[current_pos_general] as usize - 128;
longueur_champs = (0..nbre_octets_longueur).fold(0, |acc, i| {
current_pos_general += 1;
current_pos_groupe += 1;
acc + (256_i32.pow(i as u32) * bytes[current_pos_general] as i32) as usize
});
}
groups.last_mut().unwrap().fields.push(field::default());
groups.last_mut().unwrap().fields.last_mut().unwrap().rank=num_champ;
if longueur_champs > 0 {
let mut bytes_champ = vec![0; longueur_champs];
bytes_champ.copy_from_slice(
&bytes[current_pos_general + nbre_octets_longueur
..current_pos_general + nbre_octets_longueur + longueur_champs],
);
//groups.last_mut().unwrap().fields.last_mut().unwrap().value= String::from_utf8_lossy(&bytes_champ).to_string();
groups.last_mut().unwrap().fields.last_mut().unwrap().value= bytes_champ;
}
current_pos_general += longueur_champs + nbre_octets_longueur;
current_pos_groupe += longueur_champs + nbre_octets_longueur;
}
}
groups
}
fn ssv_lire_carte_ps2(code_pin :&str, lecteur :&str) -> CartePS{
let resource_ps = CString::new(lecteur).expect("CString::new failed");
let resource_reader = CString::new("").expect("CString::new failed");
let card_number = CString::new(code_pin).expect("CString::new failed");
let mut buffer: *mut c_void = ptr::null_mut();
let mut size: size_t = 0;
let mut hex_values: &[u8] = &[];
unsafe {
let result = SSV_LireCartePS(
resource_ps.as_ptr(),
resource_reader.as_ptr(),
card_number.as_ptr(),
&mut buffer,
&mut size,
);
println!("SSV_LireCartePS result: {}", result);
if !buffer.is_null() {
hex_values = std::slice::from_raw_parts(buffer as *const u8, size);
libc::free(buffer);
}
}
let groups= decode_zone_memoire2(hex_values);
let mut carte_ps = CartePS {
titulaire: TitulairePS {
type_de_carte_ps: String::new(),
type_d_identification_nationale: String::new(),
numero_d_identification_nationale: String::new(),
cle_du_numero_d_identification_nationale: String::new(),
code_civilite: String::new(),
nom_du_ps: String::new(),
prenom_du_ps: String::new(),
categorie_carte: ' ',
},
situations: Vec::new(),
};
for item_group in groups.iter(){
for item_field in item_group.fields.iter(){
match (item_group.rank,item_field.rank) {
(1, 1) => {carte_ps.titulaire.type_de_carte_ps = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 2) => {carte_ps.titulaire.type_d_identification_nationale = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 3) => {carte_ps.titulaire.numero_d_identification_nationale = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 4) => {carte_ps.titulaire.cle_du_numero_d_identification_nationale = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 5) => {carte_ps.titulaire.code_civilite = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 6) => {carte_ps.titulaire.nom_du_ps = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 7) => {carte_ps.titulaire.prenom_du_ps = String::from_utf8_lossy(&item_field.value).to_string();}
(1, 8) => unsafe {carte_ps.titulaire.categorie_carte = char::from_u32_unchecked(item_field.value[0] as u32)}
(2, 1) => {carte_ps.situations.push(SituationPS::default());
carte_ps.situations.last_mut().unwrap().numero_logique_de_la_situation_de_facturation_du_ps = item_field.value[0];}
(2, 2) => {carte_ps.situations.last_mut().unwrap().mode_d_exercice = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 3) => {carte_ps.situations.last_mut().unwrap().statut_d_exercice = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 4) => {carte_ps.situations.last_mut().unwrap().secteur_d_activite = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 5) => {carte_ps.situations.last_mut().unwrap().type_d_identification_structure = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 6) => {carte_ps.situations.last_mut().unwrap().numero_d_identification_structure = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 7) => {carte_ps.situations.last_mut().unwrap().cle_du_numero_d_identification_structure = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 8) => {carte_ps.situations.last_mut().unwrap().raison_sociale_structure = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 9) => {carte_ps.situations.last_mut().unwrap().numero_d_identification_de_facturation_du_ps = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 10) => {carte_ps.situations.last_mut().unwrap().cle_du_numero_d_identification_de_facturation_du_ps = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 11) => {carte_ps.situations.last_mut().unwrap().numero_d_identification_du_ps_remplaçant = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 12) => {carte_ps.situations.last_mut().unwrap().cle_du_numero_d_identification_du_ps_remplaçant = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 13) => {carte_ps.situations.last_mut().unwrap().code_conventionnel = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 14) => {carte_ps.situations.last_mut().unwrap().code_specialite = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 15) => {carte_ps.situations.last_mut().unwrap().code_zone_tarifaire = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 16) => {carte_ps.situations.last_mut().unwrap().code_zone_ik = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 17) => {carte_ps.situations.last_mut().unwrap().code_agrement_1 = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 18) => {carte_ps.situations.last_mut().unwrap().code_agrement_2 = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 19) => {carte_ps.situations.last_mut().unwrap().code_agrement_3 = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 20) => {carte_ps.situations.last_mut().unwrap().habilitation_à_signer_une_facture = String::from_utf8_lossy(&item_field.value).to_string();}
(2, 21) => {carte_ps.situations.last_mut().unwrap().habilitation_à_signer_un_lot = String::from_utf8_lossy(&item_field.value).to_string();}
_ => (),
}
}
}
carte_ps
}