58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
/*
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* <Copyright>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY
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* THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* liberasurecode API helpers header
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*
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* vi: set noai tw=79 ts=4 sw=4:
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*/
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#ifndef _ERASURECODE_PREPROCESSING_H_
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#define _ERASURECODE_PREPROCESSING_H_
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int prepare_fragments_for_encode(
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ec_backend_t instance,
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int k, int m,
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const char *orig_data, uint64_t orig_data_size, /* input */
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char **encoded_data, char **encoded_parity, /* output */
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int *blocksize);
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int prepare_fragments_for_decode(
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int k, int m,
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char **data, char **parity,
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int *missing_idxs,
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int *orig_size, int *fragment_payload_size, int fragment_size,
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uint64_t *realloc_bm);
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int get_fragment_partition(
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int k, int m,
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char **fragments, int num_fragments,
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char **data, char **parity,
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int *missing);
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int fragments_to_string(
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int k, int m,
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char **fragments, int num_fragments,
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char **orig_payload, uint64_t *payload_len);
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#endif
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