Add temporary helpers to indicate uploaded volume key.

To be removed later when we add clear implementation
to hide access to volume key uploaded attribute.

lib/internal.h

@@ -85,6 +85,10 @@ struct volume_key *crypt_volume_key_by_id(struct volume_key *vk, int id);
 void crypt_volume_key_pass_safe_alloc(struct volume_key *vk, void **safe_alloc);
 bool crypt_volume_key_is_set(const struct volume_key *vk);
 
+/* FIXME: temporary helpers to be removed later */
+bool crypt_volume_key_is_uploaded(const struct volume_key *vk);
+void crypt_volume_key_set_uploaded(struct volume_key *vk);
+
 struct crypt_pbkdf_type *crypt_get_pbkdf(struct crypt_device *cd);
 int init_pbkdf_type(struct crypt_device *cd,
 		    const struct crypt_pbkdf_type *pbkdf,

lib/setup.c

@@ -7484,7 +7484,7 @@ int crypt_volume_key_load_in_keyring(struct crypt_device *cd, struct volume_key
 		log_err(cd, _("Failed to load key in kernel keyring."));
 	} else {
 		crypt_set_key_in_keyring(cd, 1);
-		vk->uploaded = true;
+		crypt_volume_key_set_uploaded(vk);
 	}
 
 	return kid < 0 ? -EINVAL : 0;
@@ -7674,7 +7674,7 @@ void crypt_drop_uploaded_keyring_key(struct crypt_device *cd, struct volume_key
 	struct volume_key *vk = vks;
 
 	while (vk) {
-		if (vk->uploaded)
+		if (crypt_volume_key_is_uploaded(vk))
 			crypt_drop_keyring_key_by_description(cd, crypt_volume_key_description(vk), LOGON_KEY);
 		vk = crypt_volume_key_next(vk);
 	}

lib/volumekey.c

@@ -231,3 +231,15 @@ bool crypt_volume_key_is_set(const struct volume_key *vk)
 {
 	return vk && vk->key;
 }
+
+bool crypt_volume_key_is_uploaded(const struct volume_key *vk)
+{
+	return vk && vk->uploaded;
+}
+
+void crypt_volume_key_set_uploaded(struct volume_key *vk)
+{
+	assert(vk);
+
+	vk->uploaded = true;
+}