Initial upload v3.4.7

algo/whirlpool/whirlpoolx.c

@@ -0,0 +1,70 @@
+#include "miner.h"
+#include "algo-gate-api.h"
+
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdio.h>
+#include "sph_whirlpool.h"
+
+void whirlpoolx_hash(void *state, const void *input)
+{
+	sph_whirlpool_context ctx_whirlpool;
+
+	unsigned char hash[64];
+	unsigned char hash_xored[32];
+
+	sph_whirlpool1_init(&ctx_whirlpool);
+	sph_whirlpool1(&ctx_whirlpool, input, 80);
+	sph_whirlpool1_close(&ctx_whirlpool, hash);
+
+	// compress the 48 first bytes of the hash to 32
+	for (int i = 0; i < 32; i++) 
+		hash_xored[i] = hash[i] ^ hash[i + 16];
+
+	memcpy(state, hash, 32);
+}
+
+int scanhash_whirlpoolx(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
+{
+	uint32_t _ALIGN(128) endiandata[20];
+	uint32_t* pdata = work->data;
+	uint32_t* ptarget = work->target;
+	const uint32_t first_nonce = pdata[19];
+        uint32_t n = first_nonce - 1;
+
+//	if (opt_benchmark)
+//		((uint32_t*)ptarget)[7] = 0x0000ff;
+
+        for (int i=0; i < 19; i++)
+                be32enc(&endiandata[i], pdata[i]);
+
+	do {
+		const uint32_t Htarg = ptarget[7];
+		uint32_t vhash[8];
+                pdata[19] = ++n;
+		be32enc(&endiandata[19], n );
+		whirlpoolx_hash(vhash, endiandata);
+
+		if (vhash[7] <= Htarg && fulltest(vhash, ptarget))
+                {
+//			work_set_target_ratio(work, vhash);
+                       *hashes_done = n - first_nonce + 1;
+			return true;
+		}
+
+	} while ( n < max_nonce && !work_restart[thr_id].restart);
+
+	*hashes_done = n - first_nonce + 1;
+        pdata[19] = n;
+	return 0;
+}
+
+bool register_whirlpoolx_algo( algo_gate_t* gate )
+{
+  algo_not_tested();
+  gate->scanhash  = (void*)&scanhash_whirlpoolx;
+  gate->hash      = (void*)&whirlpoolx_hash;
+  return true;
+};
+