refactor(conf2uedata): move user_data function in conf_user_data[c|h]

2017-01-25 13:29:48 +01:00
parent eeb44860e9
commit f03e2dbc0e
5 changed files with 115 additions and 86 deletions
@@ -0,0 +1,84 @@
+#include <string.h>
+#include <stdlib.h>
+
+#include "memory.h"
+#include "fs.h"
+#include "conf_user_data.h"
+
+int parse_ue_user_data(config_setting_t *ue_setting, int user_id, user_data_conf_t *u) {
+	config_setting_t *ue_param_setting = NULL;
+
+	int rc = EXIT_SUCCESS;
+	ue_param_setting = config_setting_get_member(ue_setting, USER);
+	if (ue_param_setting == NULL) {
+		printf("Check USER section of UE%d. EXITING...\n", user_id);
+		return EXIT_FAILURE;
+	}
+	rc = config_setting_lookup_string(ue_param_setting, UE_IMEI, &u->imei);
+	if (rc != 1) {
+		printf("Check USER IMEI section for UE%d. Exiting\n", user_id);
+		return EXIT_FAILURE;
+	}
+	rc = config_setting_lookup_string(ue_param_setting, MANUFACTURER,
+			&u->manufacturer);
+	if (rc != 1) {
+		printf("Check USER MANUFACTURER for UE%d FULLNAME. Exiting\n", user_id);
+		return EXIT_FAILURE;
+	}
+	rc = config_setting_lookup_string(ue_param_setting, MODEL, &u->model);
+	if (rc != 1) {
+		printf("Check USER MODEL for UE%d FULLNAME. Exiting\n", user_id);
+		return EXIT_FAILURE;
+	}
+	rc = config_setting_lookup_string(ue_param_setting, PINCODE, &u->pin);
+	if (rc != 1) {
+		printf("Check USER PIN for UE%d FULLNAME. Exiting\n", user_id);
+		return EXIT_FAILURE;
+	}
+	return EXIT_SUCCESS;
+}
+
+void gen_user_data(user_data_conf_t *u, user_nvdata_t *user_data) {
+	memset(user_data, 0, sizeof(user_nvdata_t));
+	snprintf(user_data->IMEI, USER_IMEI_SIZE + 1, "%s%d", u->imei, _luhn(u->imei));
+	/*
+	 * Manufacturer identifier
+	 */
+	strncpy(user_data->manufacturer, u->manufacturer, USER_MANUFACTURER_SIZE);
+	/*
+	 * Model identifier
+	 */
+	strncpy(user_data->model, u->model, USER_MODEL_SIZE);
+	/*
+	 * SIM Personal Identification Number
+	 */
+	strncpy(user_data->PIN, u->pin, USER_PIN_SIZE);
+}
+
+void write_user_data(const char *directory, int user_id, user_nvdata_t *data) {
+    int rc;
+	char* filename = make_filename(directory, USER_NVRAM_FILENAME, user_id);
+	rc = memory_write(filename, data, sizeof(user_nvdata_t));
+    free(filename);
+	if (rc != EXIT_SUCCESS) {
+		perror("ERROR\t: memory_write() failed");
+		exit(EXIT_FAILURE);
+	}
+}
+
+/*
+ * Computes the check digit using Luhn algorithm
+ */
+int _luhn(const char* cc) {
+	const int m[] = { 0, 2, 4, 6, 8, 1, 3, 5, 7, 9 };
+	int odd = 1, sum = 0;
+
+	for (int i = strlen(cc); i--; odd = !odd) {
+		int digit = cc[i] - '0';
+		sum += odd ? m[digit] : digit;
+	}
+
+	return 10 - (sum % 10);
+}
+
+