Mercurial > hg
annotate mercurial/mpatch.h @ 47387:75e1104f23a2
revlog: use dedicated code for reading sidedata
We are about to introduce a new, dedicated, file to store sidedata. Before doing so, we make sidedata reading go through different code as reading data chunk. This will simplify some of the complexity of the next changesets.
The reading is very simple right now and will need some improvement later to
reuse some of the caching strategy we use for the data file.
Differential Revision: https://phab.mercurial-scm.org/D10785
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Thu, 27 May 2021 04:09:30 +0200 |
parents | 761355833867 |
children | d86908050375 |
rev | line source |
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mpatch: split mpatch into two files
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1 #ifndef _HG_MPATCH_H_ |
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2 #define _HG_MPATCH_H_ |
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3 |
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4 #define MPATCH_ERR_NO_MEM -3 |
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5 #define MPATCH_ERR_CANNOT_BE_DECODED -2 |
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6 #define MPATCH_ERR_INVALID_PATCH -1 |
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7 |
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8 struct mpatch_frag { |
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9 int start, end, len; |
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10 const char *data; |
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11 }; |
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12 |
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13 struct mpatch_flist { |
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14 struct mpatch_frag *base, *head, *tail; |
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15 }; |
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16 |
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17 int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist **res); |
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18 ssize_t mpatch_calcsize(ssize_t len, struct mpatch_flist *l); |
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19 void mpatch_lfree(struct mpatch_flist *a); |
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20 int mpatch_apply(char *buf, const char *orig, ssize_t len, |
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21 struct mpatch_flist *l); |
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Augie Fackler <augie@google.com>
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22 struct mpatch_flist * |
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23 mpatch_fold(void *bins, struct mpatch_flist *(*get_next_item)(void *, ssize_t), |
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24 ssize_t start, ssize_t end); |
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25 |
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26 #endif |