style(conf2uedata.c): rewrite main() for readability

openair3/NAS/TOOLS/conf2uedata.c

@@ -13,6 +13,7 @@ int main(int argc, char**argv) {
 	int rc = EXIT_SUCCESS;
 	int option;
     const char* conf_file = NULL;
+
     while ((option = getopt(argc, argv, options)) != -1) {
 		switch (option) {
 		case 'c':
@@ -31,19 +32,26 @@ int main(int argc, char**argv) {
 			break;
 		}
 	}
+
 	if (output == FALSE && parse_data == TRUE) {
 		printf("No output option found\n");
 		_display_usage();
 		return EXIT_FAILURE;
-	} else if (output == TRUE && parse_data == FALSE) {
+	}
+
+    if (output == TRUE && parse_data == FALSE) {
 		printf("No Configuration file is given\n");
 		_display_usage();
 		return EXIT_FAILURE;
-	} else if (parse_data == FALSE && print_data == FALSE) {
+	}
+
+    if (parse_data == FALSE && print_data == FALSE) {
 		printf("No options found\n");
 		_display_usage();
 		return EXIT_FAILURE;
-	} else if (parse_data) {
+	}
+
+    if (parse_data) {
         int ret;
 		int ue_nb = 0;
 		config_setting_t *root_setting = NULL;
@@ -51,55 +59,60 @@ int main(int argc, char**argv) {
 		config_setting_t *all_plmn_setting = NULL;
 		char user[10];
 		config_t cfg;
+
         ret = get_config_from_file(conf_file, &cfg);
         if (ret == EXIT_FAILURE) {
             exit(1);
         }
+
 		root_setting = config_root_setting(&cfg);
 		ue_nb = config_setting_length(root_setting) - 1;
+
 		all_plmn_setting = config_setting_get_member(root_setting, PLMN);
-		if (all_plmn_setting != NULL) {
+		if (all_plmn_setting == NULL) {
+			printf("NO PLMN SECTION...EXITING...\n");
+			return (EXIT_FAILURE);
+        }
+
         rc = parse_plmns(all_plmn_setting);
         if (rc == EXIT_FAILURE) {
             return rc;
         }
         fill_network_record_list();
+
         for (int i = 0; i < ue_nb; i++) {
             sprintf(user, "%s%d", UE, i);
+
             ue_setting = config_setting_get_member(root_setting, user);
-				if (ue_setting != NULL) {
+            if (ue_setting == NULL) {
+                printf("Check UE%d settings\n", i);
+                return EXIT_FAILURE;
+            }
+
             rc = parse_ue_user_param(ue_setting, i);
             if (rc != EXIT_SUCCESS) {
-						printf("Problem in USER section for UE%d. EXITING...\n",
-								i);
+                printf("Problem in USER section for UE%d. EXITING...\n", i);
                 return EXIT_FAILURE;
             }
             _display_ue_data(i);
+
             rc = parse_ue_sim_param(ue_setting, i);
             if (rc != EXIT_SUCCESS) {
-						printf("Problem in SIM section for UE%d. EXITING...\n",
-								i);
+                printf("Problem in SIM section for UE%d. EXITING...\n", i);
                 return EXIT_FAILURE;
             }
+
             rc = parse_ue_plmn_param(ue_setting, i);
             if (rc != EXIT_SUCCESS) {
                 return EXIT_FAILURE;
             }
             gen_emm_data(i);
             _display_emm_data(i);
+
             gen_usim_data(i);
             _display_usim_data(i);
-				} else {
-					printf("Check UE%d settings\n", i);
-					return EXIT_FAILURE;
-				}
         }
         config_destroy(&cfg);
-
-		} else {
-			printf("NO PLMN SECTION...EXITING...\n");
-			return (EXIT_FAILURE);
-		}
 	}
 	exit(EXIT_SUCCESS);