mirror of
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34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
/*
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* Copyright (C) 2009-2012 the libgit2 contributors
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*
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* This file is part of libgit2, distributed under the GNU GPL v2 with
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* a Linking Exception. For full terms see the included COPYING file.
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*/
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#ifndef INCLUDE_delta_apply_h__
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#define INCLUDE_delta_apply_h__
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#include "odb.h"
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/**
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* Apply a git binary delta to recover the original content.
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*
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* @param out the output buffer to receive the original data.
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* Only out->data and out->len are populated, as this is
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* the only information available in the delta.
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* @param base the base to copy from during copy instructions.
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* @param base_len number of bytes available at base.
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* @param delta the delta to execute copy/insert instructions from.
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* @param delta_len total number of bytes in the delta.
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* @return
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* - 0 on a successful delta unpack.
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* - GIT_ERROR if the delta is corrupt or doesn't match the base.
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*/
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extern int git__delta_apply(
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git_rawobj *out,
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const unsigned char *base,
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size_t base_len,
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const unsigned char *delta,
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size_t delta_len);
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#endif
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