From 79f88bdf8d54a84b7bb727b0c28b2dfcdc3d14d5 Mon Sep 17 00:00:00 2001 From: Ethan Yonker Date: Fri, 9 Dec 2016 14:52:12 -0600 Subject: Support backup/restore of FBE policies Change-Id: Iba8ef20f57b0fb57bb9406c53148a806441d0b59 --- crypto/ext4crypt/e4policyget.cpp | 44 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 crypto/ext4crypt/e4policyget.cpp (limited to 'crypto/ext4crypt/e4policyget.cpp') diff --git a/crypto/ext4crypt/e4policyget.cpp b/crypto/ext4crypt/e4policyget.cpp new file mode 100644 index 000000000..d217f18ee --- /dev/null +++ b/crypto/ext4crypt/e4policyget.cpp @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2016 Team Win Recovery Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include +#include +#include "ext4crypt_tar.h" + +#define EXT4_KEY_DESCRIPTOR_SIZE 8 +#define EXT4_KEY_DESCRIPTOR_SIZE_HEX 17 + +int main(int argc, char *argv[]) { + bool ret = false; + if (argc != 2) { + printf("Must specify a path\n"); + return -1; + } else { + char e4crypt_policy[EXT4_KEY_DESCRIPTOR_SIZE]; + if (e4crypt_policy_get(argv[1], e4crypt_policy, EXT4_KEY_DESCRIPTOR_SIZE, 0)) + { + char* ptr = tar_policy; + memset(tar_policy, 0, sizeof(tar_policy)); + char policy_hex[EXT4_KEY_DESCRIPTOR_SIZE_HEX]; + policy_to_hex(e4crypt_policy, policy_hex); + printf("%s\n", policy_hex); + } else { + printf("No policy set\n"); + } + } + return 0; +} -- cgit v1.2.3