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

crates/sesam-vitale/src/ssvlib_demo.rs

@@ -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
+
+}
+   
+
+
+
+
+