0523156775
This change enables/disables the Encrypted file systems feature. It reads some properties form the data partition, wipes the partition out, and then rewrites the proper properties again into the data partition to signal that encrypted FS are enabled.
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* Copyright (C) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#ifndef __EFS_MIGRATION_H__
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#define __EFS_MIGRATION_H__
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#define MODE_ENCRYPTEDFS_DISABLED 0
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#define MODE_ENCRYPTEDFS_ENABLED 1
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#define EFS_OK 0
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#define EFS_ERROR (-1)
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struct encrypted_fs_info {
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int encrypted_fs_mode;
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char *encrypted_fs_key;
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};
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typedef struct encrypted_fs_info encrypted_fs_info;
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int read_encrypted_fs_info(encrypted_fs_info *efs_data);
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int restore_encrypted_fs_info(encrypted_fs_info *efs_data);
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#endif /* __EFS_MIGRATION_H__ */
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