47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/* Copyright 2013-2015 IBM Corp.
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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
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* 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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#ifndef __LIBFLASH_FILE_H
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#define __LIBFLASH_FILE_H
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#include <stdbool.h>
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#include "blocklevel.h"
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/*
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* Blockevel functions created leave errno set on errors, as these calls
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* often boil down to standard read() and write() calls, inspecting errno
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* may prove useful
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*/
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int file_init(int fd, struct blocklevel_device **bl);
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void file_exit(struct blocklevel_device *bl);
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/*
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* file_init_path() is a convenience wrapper which will open the path and call
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* file_init(). The call to open happens with O_RDWR and no additional flags
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* Because file_exit() doesn't close the file descriptor, file_init_path()
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* makes it available.
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*/
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int file_init_path(const char *path, int *fd, bool keep_alive, struct blocklevel_device **bl);
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/*
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* file_exit_close is a convenience wrapper which will close the open
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* file descriptor and call file_exit().
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*/
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void file_exit_close(struct blocklevel_device *bl);
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#endif /* __LIBFLASH_FILE_H */
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