Add yespowerr16 algo for Yenten Coin

cmd for test:
```
sugarmaker.exe -a yespowerr16 -o stratum+tcp://cpu-pool.com:63368 -u wallet_address
```

Makefile.am

@@ -25,6 +25,7 @@ sugarmaker_SOURCES	=	elist.h miner.h compat.h \
 									YespowerLitb.c \
 									YespowerIots.c \
 									YespowerItc.c \
+									YespowerYtn.c \
 									yespower-1.0.1-power2b/sha256-p2b.c yespower-1.0.1-power2b/yespower-opt-p2b.c yespower-1.0.1-power2b/blake2b.c \
 									YespowerMbc.c
 

YespowerYtn.c

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2011 ArtForz, 2011-2014 pooler, 2018 The Resistance developers, 2020 The Sugarchain Yumekawa developers
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is loosly based on a tiny portion of pooler's cpuminer scrypt.c.
+ */
+
+#include "cpuminer-config.h"
+#include "miner.h"
+
+#include "yespower-1.0.1/yespower.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <inttypes.h>
+
+int scanhash_ytn_yespower(int thr_id, uint32_t *pdata,
+	const uint32_t *ptarget,
+	uint32_t max_nonce, unsigned long *hashes_done)
+{
+	static const yespower_params_t params = {
+		.version = YESPOWER_1_0,
+		.N = 4096,
+		.r = 16,
+		.pers = NULL,
+		.perslen = 0
+	};
+	union {
+		uint8_t u8[8];
+		uint32_t u32[20];
+	} data;
+	union {
+		yespower_binary_t yb;
+		uint32_t u32[7];
+	} hash;
+	uint32_t n = pdata[19] - 1;
+	const uint32_t Htarg = ptarget[7];
+	int i;
+
+	for (i = 0; i < 19; i++)
+		be32enc(&data.u32[i], pdata[i]);
+
+	do {
+		be32enc(&data.u32[19], ++n);
+
+		if (yespower_tls(data.u8, 80, &params, &hash.yb))
+			abort();
+
+		if (le32dec(&hash.u32[7]) <= Htarg) {
+			for (i = 0; i < 7; i++)
+				hash.u32[i] = le32dec(&hash.u32[i]);
+			if (fulltest(hash.u32, ptarget)) {
+				*hashes_done = n - pdata[19] + 1;
+				pdata[19] = n;
+				return 1;
+			}
+		}
+	} while (n < max_nonce && !work_restart[thr_id].restart);
+
+	*hashes_done = n - pdata[19] + 1;
+	pdata[19] = n;
+	return 0;
+}

cpu-miner.c

@@ -108,6 +108,7 @@ enum algos {
 	ALGO_LITB_YESPOWER_1_0_1,
 	ALGO_IOTS_YESPOWER_1_0_1,
 	ALGO_ITC_YESPOWER_1_0_1,
+	ALGO_YTN_YESPOWER_1_0_1,
 	ALGO_MBC_YESPOWER_1_0_1,
 };
 
@@ -119,6 +120,7 @@ static const char *algo_names[] = {
 	[ALGO_LITB_YESPOWER_1_0_1]	= "YespowerLitb",
 	[ALGO_IOTS_YESPOWER_1_0_1]	= "YespowerIots",
 	[ALGO_ITC_YESPOWER_1_0_1]	= "YespowerItc",
+	[ALGO_YTN_YESPOWER_1_0_1]	= "yespowerr16",
 	[ALGO_MBC_YESPOWER_1_0_1]	= "YespowerMbc",
 };
 
@@ -187,6 +189,7 @@ Options:\n\
                           YespowerLitb:  LightBit\n\
                           YespowerIots:  IOTS\n\
                           YespowerItc:   Intercoin\n\
+                          yespowerr16:   Yenten\n\
                           YespowerMbc:   power2b for MicroBitcoin\n\
   -o, --url=URL         URL of mining server\n\
   -O, --userpass=U:P    username:password pair for mining server\n\
@@ -1216,6 +1219,9 @@ static void *miner_thread(void *userdata)
 			case ALGO_ITC_YESPOWER_1_0_1:
 				max64 = 499;
 				break;
+			case ALGO_YTN_YESPOWER_1_0_1:
+				max64 = 499;
+				break;
 			case ALGO_MBC_YESPOWER_1_0_1:
 				max64 = 499;
 				break;
@@ -1273,6 +1279,11 @@ static void *miner_thread(void *userdata)
 				thr_id, work.data, work.target, max_nonce, &hashes_done
 			);
 			break;
+		case ALGO_YTN_YESPOWER_1_0_1:
+			rc = scanhash_ytn_yespower(
+				thr_id, work.data, work.target, max_nonce, &hashes_done
+			);
+			break;
 
 		case ALGO_MBC_YESPOWER_1_0_1:
 			rc = scanhash_mbc_yespower(

miner.h

@@ -164,6 +164,10 @@ extern int scanhash_itc_yespower(int thr_id, uint32_t *pdata,
 	const uint32_t *ptarget,
 	uint32_t max_nonce, unsigned long *hashes_done);
 
+extern int scanhash_ytn_yespower(int thr_id, uint32_t *pdata,
+	const uint32_t *ptarget,
+	uint32_t max_nonce, unsigned long *hashes_done);
+
 extern int scanhash_mbc_yespower(int thr_id, uint32_t *pdata,
 	const uint32_t *ptarget,
 	uint32_t max_nonce, unsigned long *hashes_done);