mercurial/mpatch.h
author Martin von Zweigbergk <martinvonz@google.com>
Mon, 23 Nov 2020 12:31:53 -0800
changeset 45922 50afeeeb7b79
parent 34800 761355833867
child 48280 d86908050375
permissions -rw-r--r--
errors: consistently don't use trailing "!" in "not found in manifest" message We already had some places with the same message without the trailing "!". Differential Revision: https://phab.mercurial-scm.org/D9379

#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