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/*
* cook - file construction tool
* Copyright (C) 1994, 1997, 2006 Peter Miller;
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
*
* MANIFEST: interface definition for common/fp.c
*/
#ifndef COMMON_FP_H
#define COMMON_FP_H
#include <common/ac/stddef.h>
#include <common/ac/stddef.h>
struct fingerprint_methods_ty; /* forward */
#define FINGERPRINT_BASE_CLASS \
struct fingerprint_methods_ty *method;
typedef struct fingerprint_ty fingerprint_ty;
struct fingerprint_ty
{
FINGERPRINT_BASE_CLASS
};
typedef struct fingerprint_methods_ty fingerprint_methods_ty;
struct fingerprint_methods_ty
{
long size;
char *name;
void (*constructor)(fingerprint_ty *);
void (*destructor)(fingerprint_ty *);
void (*addn)(fingerprint_ty *, const void *, size_t);
int (*hash)(fingerprint_ty *, unsigned char *, size_t);
void (*sum)(fingerprint_ty *, char *, size_t);
};
fingerprint_ty *fingerprint_new(fingerprint_methods_ty *);
void fingerprint_delete(fingerprint_ty *);
void fingerprint_add(fingerprint_ty *, int);
int fingerprint_file_hash(fingerprint_ty *, const char *, unsigned char *,
size_t);
int fingerprint_file_sum(fingerprint_ty *fp, const char *fn, char *obuf,
size_t obuf_size);
#define fingerprint_addn(p, s, n) \
(p)->method->addn((p), (s), (n))
#define fingerprint_hash(p, s, n) \
(p)->method->hash((p), (s), (n))
#define fingerprint_sum(p, s, n) \
(p)->method->sum((p), (s), (n))
#endif /* COMMON_FP_H */
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