mercurial/bdiff.h

rust-core: updated copyright notice

The intention here is to put an email address that actually
works (I did have full personal copyrights with my
former affiliation).

It is also an opportunity to acknowledge that I've not been
the only one to work on this file.

Differential Revision: https://phab.mercurial-scm.org/D7781

#ifndef _HG_BDIFF_H_
#define _HG_BDIFF_H_

#include "compat.h"

struct bdiff_line {
	int hash, n, e;
	ssize_t len;
	const char *l;
};

struct bdiff_hunk;
struct bdiff_hunk {
	int a1, a2, b1, b2;
	struct bdiff_hunk *next;
};

int bdiff_splitlines(const char *a, ssize_t len, struct bdiff_line **lr);
int bdiff_diff(struct bdiff_line *a, int an, struct bdiff_line *b, int bn,
               struct bdiff_hunk *base);
void bdiff_freehunks(struct bdiff_hunk *l);

#endif