Merge branch 'rb/hpe'
[git.git] / xdiff / xdiffi.h
blob8f1c7c8b0445f88514d0cb0ce868380d1711ccd2
1 /*
2 * LibXDiff by Davide Libenzi ( File Differential Library )
3 * Copyright (C) 2003 Davide Libenzi
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, see
17 * <http://www.gnu.org/licenses/>.
19 * Davide Libenzi <davidel@xmailserver.org>
23 #if !defined(XDIFFI_H)
24 #define XDIFFI_H
27 typedef struct s_diffdata {
28 long nrec;
29 unsigned long const *ha;
30 long *rindex;
31 char *rchg;
32 } diffdata_t;
34 typedef struct s_xdalgoenv {
35 long mxcost;
36 long snake_cnt;
37 long heur_min;
38 } xdalgoenv_t;
40 typedef struct s_xdchange {
41 struct s_xdchange *next;
42 long i1, i2;
43 long chg1, chg2;
44 int ignore;
45 } xdchange_t;
49 int xdl_recs_cmp(diffdata_t *dd1, long off1, long lim1,
50 diffdata_t *dd2, long off2, long lim2,
51 long *kvdf, long *kvdb, int need_min, xdalgoenv_t *xenv);
52 int xdl_do_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
53 xdfenv_t *xe);
54 int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags);
55 int xdl_build_script(xdfenv_t *xe, xdchange_t **xscr);
56 void xdl_free_script(xdchange_t *xscr);
57 int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
58 xdemitconf_t const *xecfg);
59 int xdl_do_patience_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
60 xdfenv_t *env);
61 int xdl_do_histogram_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
62 xdfenv_t *env);
64 #endif /* #if !defined(XDIFFI_H) */