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/*
* Based on node-yencode library by Anime Tosho:
* https://github.com/animetosho/node-yencode
*
* Copyright (C) 2017 Anime Tosho (animetosho)
* Copyright (C) 2017 Andrey Prygunkov <hugbug@users.sourceforge.net>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef YENCODE_H
#define YENCODE_H
namespace YEncode
{
void init();
typedef enum : char {
YDEC_STATE_CRLF, // default
YDEC_STATE_EQ,
YDEC_STATE_CR,
YDEC_STATE_NONE,
YDEC_STATE_CRLFDT,
YDEC_STATE_CRLFDTCR,
YDEC_STATE_CRLFEQ // may actually be "\r\n.=" in raw decoder
} YencDecoderState;
extern int (*decode)(const unsigned char** src, unsigned char** dest, size_t len, YencDecoderState* state);
extern int decode_scalar(const unsigned char** src, unsigned char** dest, size_t len, YencDecoderState* state);
extern bool decode_simd;
struct crc_state
{
#if defined(__i686__) || defined(__amd64__)
alignas(16) uint32_t crc0[4 * 5];
#else
uint32_t crc0[1];
#endif
};
extern void (*crc_init)(crc_state *const s);
extern void (*crc_incr)(crc_state *const s, const unsigned char *src, long len);
extern uint32_t (*crc_finish)(crc_state *const s);
extern bool crc_simd;
}
#endif
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