checksum.h

/* createrepo_c - Library of routines for manipulation with repodata
 * Copyright (C) 2013  Tomas Mlcoch
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 */
 
#ifndef __C_CREATEREPOLIB_CHECKSUM_H__
#define __C_CREATEREPOLIB_CHECKSUM_H__
 
#include <glib.h>
 
#ifdef __cplusplus
extern "C" {
#endif


typedef struct _cr_ChecksumCtx cr_ChecksumCtx;

typedef enum {
    CR_CHECKSUM_UNKNOWN  = 0,   
    CR_CHECKSUM_MD5      = 1,   
#ifdef WITH_LEGACY_HASHES
    CR_CHECKSUM_SHA      = 2,   
    CR_CHECKSUM_SHA1     = 3,   
#endif
    CR_CHECKSUM_SHA224   = 4,   
    CR_CHECKSUM_SHA256   = 5,   
    CR_CHECKSUM_SHA384   = 6,   
    CR_CHECKSUM_SHA512   = 7,   
    CR_CHECKSUM_SENTINEL = 8,   
} cr_ChecksumType;

const char *cr_checksum_name_str(cr_ChecksumType type);

cr_ChecksumType cr_checksum_type(const char *name);

size_t cr_checksum_raw_size(cr_ChecksumType type);

char *cr_checksum_file(const char *filename,
                       cr_ChecksumType type,
                       GError **err);

cr_ChecksumCtx *cr_checksum_new(cr_ChecksumType type, GError **err);

int cr_checksum_update(cr_ChecksumCtx *ctx,
                       const void *buf,
                       size_t len,
                       GError **err);

char *cr_checksum_final(cr_ChecksumCtx *ctx, GError **err);

size_t cr_checksum_final_raw(cr_ChecksumCtx *ctx, unsigned char *raw_checksum, GError **err);

 
#ifdef __cplusplus
}
#endif
 
#endif /* __C_CREATEREPOLIB_XML_PARSER_H__ */