c00ddaa6e987407743d2c8877f9ca6e772f89c86
1 /*
2 * LibXDiff by Davide Libenzi ( File Differential Library )
3 * Copyright (C) 2003 Davide Libenzi
4 *
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.
9 *
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.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 * Davide Libenzi <davidel@xmailserver.org>
20 *
21 */
23 #if !defined(XDIFF_H)
24 #define XDIFF_H
26 #ifdef __cplusplus
27 extern "C" {
28 #endif /* #ifdef __cplusplus */
31 #define XDF_NEED_MINIMAL (1 << 1)
32 #define XDF_IGNORE_WHITESPACE (1 << 2)
33 #define XDF_IGNORE_WHITESPACE_CHANGE (1 << 3)
34 #define XDF_IGNORE_WHITESPACE_AT_EOL (1 << 4)
35 #define XDF_WHITESPACE_FLAGS (XDF_IGNORE_WHITESPACE | XDF_IGNORE_WHITESPACE_CHANGE | XDF_IGNORE_WHITESPACE_AT_EOL)
37 #define XDL_PATCH_NORMAL '-'
38 #define XDL_PATCH_REVERSE '+'
39 #define XDL_PATCH_MODEMASK ((1 << 8) - 1)
40 #define XDL_PATCH_IGNOREBSPACE (1 << 8)
42 #define XDL_EMIT_FUNCNAMES (1 << 0)
43 #define XDL_EMIT_COMMON (1 << 1)
45 #define XDL_MMB_READONLY (1 << 0)
47 #define XDL_MMF_ATOMIC (1 << 0)
49 #define XDL_BDOP_INS 1
50 #define XDL_BDOP_CPY 2
51 #define XDL_BDOP_INSB 3
53 #define XDL_MERGE_MINIMAL 0
54 #define XDL_MERGE_EAGER 1
55 #define XDL_MERGE_ZEALOUS 2
57 typedef struct s_mmfile {
58 char *ptr;
59 long size;
60 } mmfile_t;
62 typedef struct s_mmbuffer {
63 char *ptr;
64 long size;
65 } mmbuffer_t;
67 typedef struct s_xpparam {
68 unsigned long flags;
69 } xpparam_t;
71 typedef struct s_xdemitcb {
72 void *priv;
73 int (*outf)(void *, mmbuffer_t *, int);
74 } xdemitcb_t;
76 typedef long (*find_func_t)(const char *line, long line_len, char *buffer, long buffer_size, void *priv);
78 typedef struct s_xdemitconf {
79 long ctxlen;
80 unsigned long flags;
81 find_func_t find_func;
82 void *find_func_priv;
83 } xdemitconf_t;
85 typedef struct s_bdiffparam {
86 long bsize;
87 } bdiffparam_t;
90 #define xdl_malloc(x) malloc(x)
91 #define xdl_free(ptr) free(ptr)
92 #define xdl_realloc(ptr,x) realloc(ptr,x)
94 void *xdl_mmfile_first(mmfile_t *mmf, long *size);
95 void *xdl_mmfile_next(mmfile_t *mmf, long *size);
96 long xdl_mmfile_size(mmfile_t *mmf);
98 int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
99 xdemitconf_t const *xecfg, xdemitcb_t *ecb);
101 int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1,
102 mmfile_t *mf2, const char *name2,
103 xpparam_t const *xpp, int level, mmbuffer_t *result);
105 #ifdef __cplusplus
106 }
107 #endif /* #ifdef __cplusplus */
109 #endif /* #if !defined(XDIFF_H) */