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24 lines
791 B
24 lines
791 B
/* |
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* Copyright (C) 2013 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 <sys/ioctl.h> |
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#include <linux/fs.h> |
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void get_blkdev_size(int fd, unsigned long* nr_sec) { |
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if ((ioctl(fd, BLKGETSIZE, nr_sec)) == -1) { |
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*nr_sec = 0; |
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} |
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}
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