view mercurial/bdiff.h @ 47894:226c7dbeea11

rust-dirstatemap: temporarily use `from_v1_data` in `addfile`

We are about to change the `__init__` for `DirstateItem`. To make the
transition easier, we move existing caller to `DirstateItem.from_v1_data`.

The Rust dirstate map will need an overall once the durst settle anyway.

Differential Revision: https://phab.mercurial-scm.org/D11319

#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