modem-helpers: add 3 digit MNC output to mm_3gpp_parse_operator_id()

MNC digit count information is lost on conversion to integers. Make it
possible for the caller to get this information through a separate
boolean.

src/mm-broadband-modem-qmi.c

@@ -2738,7 +2738,7 @@ modem_3gpp_load_operator_name (MMIfaceModem3gpp    *_self,
     }
 
     /* Parse input MCC/MNC */
-    if (!mm_3gpp_parse_operator_id (self->priv->current_operator_id, &mcc, &mnc, &error)) {
+    if (!mm_3gpp_parse_operator_id (self->priv->current_operator_id, &mcc, &mnc, NULL, &error)) {
         g_task_return_error (task, g_steal_pointer (&error));
         g_object_unref (task);
         return;

src/mm-iface-modem-3gpp.c

@@ -417,7 +417,7 @@ mm_iface_modem_3gpp_register_in_network (MMIfaceModem3gpp    *self,
     }
 
     /* Validate input MCC/MNC */
-    if (ctx->operator_id && !mm_3gpp_parse_operator_id (ctx->operator_id, NULL, NULL, &error)) {
+    if (ctx->operator_id && !mm_3gpp_parse_operator_id (ctx->operator_id, NULL, NULL, NULL, &error)) {
         g_assert (error != NULL);
         g_task_return_error (task, error);
         g_object_unref (task);
@@ -1432,7 +1432,7 @@ load_operator_code_ready (MMIfaceModem3gpp *self,
     str = MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_operator_code_finish (self, res, &error);
     if (error) {
         mm_obj_warn (self, "couldn't load operator code: %s", error->message);
-    } else if (!mm_3gpp_parse_operator_id (str, &mcc, &mnc, &error)) {
+    } else if (!mm_3gpp_parse_operator_id (str, &mcc, &mnc, NULL, &error)) {
         mm_obj_dbg (self, "unexpected operator code string '%s': %s", str, error->message);
         g_clear_pointer (&str, g_free);
     }

src/mm-modem-helpers.c

@@ -4322,6 +4322,7 @@ gboolean
 mm_3gpp_parse_operator_id (const gchar *operator_id,
                            guint16 *mcc,
                            guint16 *mnc,
+                           gboolean *three_digit_mnc,
                            GError **error)
 {
     guint len;
@@ -4373,6 +4374,9 @@ mm_3gpp_parse_operator_id (const gchar *operator_id,
         *mnc = atoi (aux);
     }
 
+    if (three_digit_mnc)
+        *three_digit_mnc = len == 6;
+
     return TRUE;
 }
 

src/mm-modem-helpers.h

@@ -431,6 +431,7 @@ void mm_3gpp_normalize_operator (gchar          **operator,
 gboolean mm_3gpp_parse_operator_id (const gchar *operator_id,
                                     guint16 *mcc,
                                     guint16 *mnc,
+                                    gboolean *three_digit_mnc,
                                     GError **error);
 
 const gchar      *mm_3gpp_get_pdp_type_from_ip_family (MMBearerIpFamily  family);

src/mm-shared-qmi.c

@@ -474,7 +474,7 @@ mm_shared_qmi_3gpp_register_in_network (MMIfaceModem3gpp    *self,
     g_task_set_task_data (task, ctx, (GDestroyNotify)register_in_network_context_free);
 
     /* Parse input MCC/MNC */
-    if (operator_id && !mm_3gpp_parse_operator_id (operator_id, &mcc, &mnc, &error)) {
+    if (operator_id && !mm_3gpp_parse_operator_id (operator_id, &mcc, &mnc, NULL, &error)) {
         g_assert (error != NULL);
         g_task_return_error (task, error);
         g_object_unref (task);

src/mm-sim-qmi.c

@@ -1011,7 +1011,7 @@ set_preferred_networks (MMBaseSim *self,
 
         operator_code = mm_sim_preferred_network_get_operator_code (preferred_network_list->data);
         act = mm_sim_preferred_network_get_access_technology (preferred_network_list->data);
-        if (mm_3gpp_parse_operator_id (operator_code, &preferred_nets_element.mcc, &preferred_nets_element.mnc, NULL)) {
+        if (mm_3gpp_parse_operator_id (operator_code, &preferred_nets_element.mcc, &preferred_nets_element.mnc, NULL, NULL)) {
             pcs_digit_element.mcc = preferred_nets_element.mcc;
             pcs_digit_element.mnc = preferred_nets_element.mnc;
             pcs_digit_element.includes_pcs_digit = strlen(operator_code) > 5;

src/tests/test-modem-helpers.c

@@ -3254,21 +3254,23 @@ static void
 common_parse_operator_id (const gchar *operator_id,
                           gboolean expected_success,
                           guint16 expected_mcc,
-                          guint16 expected_mnc)
+                          guint16 expected_mnc,
+                          gboolean expected_three_digit_mnc)
 {
     guint16 mcc;
     guint16 mnc;
+    gboolean three_digit_mnc;
     gboolean result;
     GError *error = NULL;
 
     if (expected_mcc) {
         g_debug ("Parsing Operator ID '%s' "
-                 "(%" G_GUINT16_FORMAT ", %" G_GUINT16_FORMAT  ")...",
+                 "(%" G_GUINT16_FORMAT ", %" G_GUINT16_FORMAT  ", %s)...",
-                 operator_id, expected_mcc, expected_mnc);
+                 operator_id, expected_mcc, expected_mnc, expected_three_digit_mnc ? "TRUE" : "FALSE");
-        result = mm_3gpp_parse_operator_id (operator_id, &mcc, &mnc, &error);
+        result = mm_3gpp_parse_operator_id (operator_id, &mcc, &mnc, &three_digit_mnc, &error);
     } else {
         g_debug ("Validating Operator ID '%s'...", operator_id);
-        result = mm_3gpp_parse_operator_id (operator_id, NULL, NULL, &error);
+        result = mm_3gpp_parse_operator_id (operator_id, NULL, NULL, NULL, &error);
     }
 
     if (error)
@@ -3283,6 +3285,7 @@ common_parse_operator_id (const gchar *operator_id,
         if (expected_mcc) {
             g_assert_cmpuint (expected_mcc, ==, mcc);
             g_assert_cmpuint (expected_mnc, ==, mnc);
+            g_assert_cmpint (expected_three_digit_mnc, ==, three_digit_mnc);
         }
     } else {
         g_assert (error != NULL);
@@ -3295,26 +3298,26 @@ static void
 test_parse_operator_id (void *f, gpointer d)
 {
     /* Valid MCC+MNC(2) */
-    common_parse_operator_id ("41201",  TRUE, 412, 1);
+    common_parse_operator_id ("41201",  TRUE, 412, 1, FALSE);
-    common_parse_operator_id ("41201",  TRUE, 0, 0);
+    common_parse_operator_id ("41201",  TRUE, 0, 0, FALSE);
     /* Valid MCC+MNC(3) */
-    common_parse_operator_id ("342600", TRUE, 342, 600);
+    common_parse_operator_id ("342600", TRUE, 342, 600, TRUE);
-    common_parse_operator_id ("342600", TRUE, 0, 0);
+    common_parse_operator_id ("342600", TRUE, 0, 0, FALSE);
     /* Valid MCC+MNC(2, == 0) */
-    common_parse_operator_id ("72400", TRUE, 724, 0);
+    common_parse_operator_id ("72400", TRUE, 724, 0, FALSE);
-    common_parse_operator_id ("72400", TRUE, 0, 0);
+    common_parse_operator_id ("72400", TRUE, 0, 0, FALSE);
     /* Valid MCC+MNC(3, == 0) */
-    common_parse_operator_id ("724000", TRUE, 724, 0);
+    common_parse_operator_id ("724000", TRUE, 724, 0, TRUE);
-    common_parse_operator_id ("724000", TRUE, 0, 0);
+    common_parse_operator_id ("724000", TRUE, 0, 0, FALSE);
 
     /* Invalid MCC=0 */
-    common_parse_operator_id ("000600", FALSE, 0, 0);
+    common_parse_operator_id ("000600", FALSE, 0, 0, FALSE);
     /* Invalid, non-digits */
-    common_parse_operator_id ("000Z00", FALSE, 0, 0);
+    common_parse_operator_id ("000Z00", FALSE, 0, 0, FALSE);
     /* Invalid, short */
-    common_parse_operator_id ("123", FALSE, 0, 0);
+    common_parse_operator_id ("123", FALSE, 0, 0, FALSE);
     /* Invalid, long */
-    common_parse_operator_id ("1234567", FALSE, 0, 0);
+    common_parse_operator_id ("1234567", FALSE, 0, 0, FALSE);
 }
 
 /*****************************************************************************/