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/*
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* LibXDiff by Davide Libenzi ( File Differential Library )
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* Copyright (C) 2003 Davide Libenzi
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Davide Libenzi <davidel@xmailserver.org>
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*
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*/
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#if !defined(XDIFF_H)
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#define XDIFF_H
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#ifdef __cplusplus
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extern "C" {
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#endif /* #ifdef __cplusplus */
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#include <stddef.h> /* size_t */
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/* xpparm_t.flags */
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#define XDF_NEED_MINIMAL (1 << 0)
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#define XDF_INDENT_HEURISTIC (1 << 23)
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/* emit bdiff-style "matched" (a1, a2, b1, b2) hunks instead of "different"
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* (a1, a2 - a1, b1, b2 - b1) hunks */
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#define XDL_EMIT_BDIFFHUNK (1 << 4)
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typedef struct s_mmfile {
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char *ptr;
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int64_t size;
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} mmfile_t;
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typedef struct s_mmbuffer {
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char *ptr;
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int64_t size;
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} mmbuffer_t;
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typedef struct s_xpparam {
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uint64_t flags;
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} xpparam_t;
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typedef struct s_xdemitcb {
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void *priv;
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} xdemitcb_t;
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typedef int (*xdl_emit_hunk_consume_func_t)(int64_t start_a, int64_t count_a,
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int64_t start_b, int64_t count_b,
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void *cb_data);
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typedef struct s_xdemitconf {
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uint64_t flags;
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xdl_emit_hunk_consume_func_t hunk_func;
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} xdemitconf_t;
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#define xdl_malloc(x) malloc(x)
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#define xdl_free(ptr) free(ptr)
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#define xdl_realloc(ptr,x) realloc(ptr,x)
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void *xdl_mmfile_first(mmfile_t *mmf, int64_t *size);
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int64_t xdl_mmfile_size(mmfile_t *mmf);
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int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
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xdemitconf_t const *xecfg, xdemitcb_t *ecb);
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#ifdef __cplusplus
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}
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#endif /* #ifdef __cplusplus */
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#endif /* #if !defined(XDIFF_H) */
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