util-base64.h

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/* Copyright (C) 2007-2012 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * 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
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */
 
/**
 * \file
 *
 * \author David Abarbanel <david.abarbanel@baesystems.com>
 *
 */
 
#ifndef SURICATA_UTIL_BASE64_H_
#define SURICATA_UTIL_BASE64_H_
 
#include "suricata-common.h"
#include "rust.h"
 
/* Constants */
#define ASCII_BLOCK         3
#define B64_BLOCK           4
 
typedef enum {
    BASE64_ECODE_ERR = -1,
    BASE64_ECODE_OK = 0,
    BASE64_ECODE_BUF,
} Base64Ecode;
 
/* Function prototypes */
Base64Ecode DecodeBase64(uint8_t *dest, uint32_t dest_size, const uint8_t *src, uint32_t len,
        uint32_t *consumed_bytes, uint32_t *decoded_bytes, DetectBase64Mode mode);
bool IsBase64Alphabet(uint8_t encoded_byte);
 
#endif
 
#ifdef UNITTESTS
void Base64RegisterTests(void);
#endif