Store central secure origin

esp32_device/main/storage.c

@@ -9,6 +9,7 @@
 
 #define DEV_NAME_KEY "dev_name"
 #define PRIVATE_KEY "prikey"
+#define SEC_ORIG_KEY "secureOrig"
 
 static const char *TAG = "storage";
 
@@ -28,25 +29,25 @@ bool storage_init()
     return err == ESP_OK;
 }
 
-void storage_set_dev_name(const char *name)
+static void storage_set_str(const char *key, const char *value)
 {
     nvs_handle_t my_handle;
 
     ESP_ERROR_CHECK(nvs_open(STORAGE_NAMESPACE, NVS_READWRITE, &my_handle));
 
-    ESP_ERROR_CHECK(nvs_set_blob(my_handle, DEV_NAME_KEY, name, strlen(name) + 1));
+    ESP_ERROR_CHECK(nvs_set_blob(my_handle, key, value, strlen(value) + 1));
 
     nvs_close(my_handle);
 }
 
-size_t storage_get_dev_name(char *dest)
+static size_t storage_get_str(const char *key, size_t dest_len, char *dest)
 {
     nvs_handle_t my_handle;
 
     ESP_ERROR_CHECK(nvs_open(STORAGE_NAMESPACE, NVS_READWRITE, &my_handle));
 
-    size_t len = (dest == NULL ? 0 : DEV_NAME_LEN);
-    esp_err_t res = nvs_get_blob(my_handle, DEV_NAME_KEY, dest, &len);
+    size_t len = (dest == NULL ? 0 : dest_len);
+    esp_err_t res = nvs_get_blob(my_handle, key, dest, &len);
 
     nvs_close(my_handle);
 
@@ -58,6 +59,16 @@ size_t storage_get_dev_name(char *dest)
     return len;
 }
 
+void storage_set_dev_name(const char *name)
+{
+    storage_set_str(DEV_NAME_KEY, name);
+}
+
+size_t storage_get_dev_name(char *dest)
+{
+    return storage_get_str(DEV_NAME_KEY, DEV_NAME_LEN, dest);
+}
+
 void storage_set_priv_key(unsigned char *key, size_t len)
 {
     nvs_handle_t my_handle;
@@ -86,4 +97,8 @@ size_t storage_get_priv_key(unsigned char *key)
     ESP_ERROR_CHECK(res);
 
     return len;
-}
+}
+
+void storage_set_secure_origin(const char *name) { storage_set_str(SEC_ORIG_KEY, name); }
+
+size_t storage_get_secure_origin(char *dest) { return storage_get_str(SEC_ORIG_KEY, SEC_ORIG_LEN, dest); }