Mercurial > hg
view mercurial/mpatch.h @ 45358:452ece5654c5
hg-core: remove the `Operation` trait
There is no way to currently define a trait which can both return references
to `self` and to passed data, which is what we would need.
Generic Associated Types may fix this and allow us to have a unified interface.
See: rust #44265
Differential Revision: https://phab.mercurial-scm.org/D8862
author | Antoine Cezar <antoine.cezar@octobus.net> |
---|---|
date | Wed, 29 Jul 2020 10:08:09 +0200 |
parents | 761355833867 |
children | d86908050375 |
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#ifndef _HG_MPATCH_H_ #define _HG_MPATCH_H_ #define MPATCH_ERR_NO_MEM -3 #define MPATCH_ERR_CANNOT_BE_DECODED -2 #define MPATCH_ERR_INVALID_PATCH -1 struct mpatch_frag { int start, end, len; const char *data; }; struct mpatch_flist { struct mpatch_frag *base, *head, *tail; }; int mpatch_decode(const char *bin, ssize_t len, struct mpatch_flist **res); ssize_t mpatch_calcsize(ssize_t len, struct mpatch_flist *l); void mpatch_lfree(struct mpatch_flist *a); int mpatch_apply(char *buf, const char *orig, ssize_t len, struct mpatch_flist *l); struct mpatch_flist * mpatch_fold(void *bins, struct mpatch_flist *(*get_next_item)(void *, ssize_t), ssize_t start, ssize_t end); #endif