#ifndef _HG_BDIFF_H_

#define _HG_BDIFF_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