Andrew's git / gitweb.git /
c9f817818a781164b63c78be2af71a5d21e35d6f
   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 */
  22
  23#if !defined(XDIFF_H)
  24#define XDIFF_H
  25
  26#ifdef __cplusplus
  27extern "C" {
  28#endif /* #ifdef __cplusplus */
  29
  30
  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_WHITESPACE_FLAGS (XDF_IGNORE_WHITESPACE | XDF_IGNORE_WHITESPACE_CHANGE)
  35
  36#define XDL_PATCH_NORMAL '-'
  37#define XDL_PATCH_REVERSE '+'
  38#define XDL_PATCH_MODEMASK ((1 << 8) - 1)
  39#define XDL_PATCH_IGNOREBSPACE (1 << 8)
  40
  41#define XDL_EMIT_FUNCNAMES (1 << 0)
  42#define XDL_EMIT_COMMON (1 << 1)
  43
  44#define XDL_MMB_READONLY (1 << 0)
  45
  46#define XDL_MMF_ATOMIC (1 << 0)
  47
  48#define XDL_BDOP_INS 1
  49#define XDL_BDOP_CPY 2
  50#define XDL_BDOP_INSB 3
  51
  52
  53typedef struct s_mmfile {
  54        char *ptr;
  55        long size;
  56} mmfile_t;
  57
  58typedef struct s_mmbuffer {
  59        char *ptr;
  60        long size;
  61} mmbuffer_t;
  62
  63typedef struct s_xpparam {
  64        unsigned long flags;
  65} xpparam_t;
  66
  67typedef struct s_xdemitcb {
  68        void *priv;
  69        int (*outf)(void *, mmbuffer_t *, int);
  70} xdemitcb_t;
  71
  72typedef struct s_xdemitconf {
  73        long ctxlen;
  74        unsigned long flags;
  75} xdemitconf_t;
  76
  77typedef struct s_bdiffparam {
  78        long bsize;
  79} bdiffparam_t;
  80
  81
  82#define xdl_malloc(x) malloc(x)
  83#define xdl_free(ptr) free(ptr)
  84#define xdl_realloc(ptr,x) realloc(ptr,x)
  85
  86void *xdl_mmfile_first(mmfile_t *mmf, long *size);
  87void *xdl_mmfile_next(mmfile_t *mmf, long *size);
  88long xdl_mmfile_size(mmfile_t *mmf);
  89
  90int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
  91             xdemitconf_t const *xecfg, xdemitcb_t *ecb);
  92
  93#ifdef __cplusplus
  94}
  95#endif /* #ifdef __cplusplus */
  96
  97#endif /* #if !defined(XDIFF_H) */
  98