added poolmode (-m)

findnonce.c

@@ -13,8 +13,6 @@
 #include "ocl.h"
 #include "findnonce.h"
 
-int fDebug = 0;
-
 const uint32_t SHA256_K[64] = {
 	0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
 	0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
@@ -134,7 +132,7 @@ void precalc_hash(dev_blk_ctx *blk, uint32_t *state, uint32_t *data) {
   R(E, F, G, H, A, B, C, D, P(u+4), SHA256_K[u+4]); \
   R(D, E, F, G, H, A, B, C, P(u+5), SHA256_K[u+5])
 
-uint32_t postcalc_hash(dev_blk_ctx *blk, uint32_t start, uint32_t end, uint32_t *best_nonce) {
+uint32_t postcalc_hash(dev_blk_ctx *blk, struct work_t *work, uint32_t start, uint32_t end, uint32_t *best_nonce, int pool_mode) {
 	cl_uint A, B, C, D, E, F, G, H;
 	cl_uint W[16];
 	cl_uint nonce;
@@ -171,6 +169,9 @@ uint32_t postcalc_hash(dev_blk_ctx *blk, uint32_t start, uint32_t end, uint32_t
 		FR(48); PFR(56);
 
 		if(H == 0xA41F32E7) {
+			if (pool_mode) 
+				submit_nonce(work, nonce);
+
 			G += 0x1f83d9ab;
 			G = ByteReverse(G);
 

findnonce.h

@@ -16,6 +16,20 @@ typedef struct {
 	cl_uint fW01r; cl_uint fcty_e; cl_uint fcty_e2;
 } dev_blk_ctx;
 
-extern void precalc_hash(dev_blk_ctx *blk, uint32_t *state, uint32_t *data);
-extern uint32_t postcalc_hash(dev_blk_ctx *blk, uint32_t start, uint32_t end, uint32_t *best_nonce);
+struct work_t {
+	unsigned char	data[128];
+	unsigned char	hash1[64];
+	unsigned char	midstate[32];
+	unsigned char	target[32];
+
+	unsigned char	hash[32];
+	uint32_t		output[MAXTHREADS];
+	uint32_t		res_nonce;
+	uint32_t		valid;
+	uint32_t		ready;
+	dev_blk_ctx		blk;
+};
 
+extern void precalc_hash(dev_blk_ctx *blk, uint32_t *state, uint32_t *data);
+extern uint32_t postcalc_hash(dev_blk_ctx *blk, struct work_t *work, uint32_t start, uint32_t end, uint32_t *best_nonce, int pool_mode);
+extern void submit_nonce(struct work_t *work, uint32_t nonce);

miner.c

@@ -41,6 +41,7 @@ enum {
 int opt_debug = false;
 int opt_protocol = false;
 int opt_ndevs = false;
+int opt_pool = false;
 static int opt_retries = 10;
 static bool program_running = true;
 static const bool opt_time = true;
@@ -68,6 +69,9 @@ static struct option_help options_help[] = {
 	{ "debug",
 	  "(-D) Enable debug output (default: off)" },
 
+	{ "pool",
+	  "(-m) Enable pool mode (default: off)" },
+
 	{ "protocol-dump",
 	  "(-P) Verbose dump of protocol-level activities (default: off)" },
 
@@ -92,23 +96,10 @@ static struct option options[] = {
 	{ "url", 1, NULL, 1001 },
 	{ "userpass", 1, NULL, 1002 },
 	{ "ndevs", 0, NULL, 'n' },
+	{ "pool", 0, NULL, 'm' },
 	{ }
 };
 
-struct work_t {
-	unsigned char	data[128];
-	unsigned char	hash1[64];
-	unsigned char	midstate[32];
-	unsigned char	target[32];
-
-	unsigned char	hash[32];
-	uint32_t		output[MAXTHREADS];
-	uint32_t		res_nonce;
-	bool			valid;
-	uint32_t		ready;
-	dev_blk_ctx		blk;
-};
-
 static bool jobj_binary(const json_t *obj, const char *key,
 			void *buf, size_t buflen)
 {
@@ -247,7 +238,7 @@ static bool getwork(struct work_t *work) {
 	return true;
 } 
 
-static void submit_nonce(struct work_t *work, uint32_t nonce) {
+void submit_nonce(struct work_t *work, uint32_t nonce) {
        work->data[64+12+0] = (nonce>>0) & 0xff;
        work->data[64+12+1] = (nonce>>8) & 0xff;
        work->data[64+12+2] = (nonce>>16) & 0xff;
@@ -358,15 +349,19 @@ static void *miner_thread(void *thr_id_int)
 				if(res[j]) { 
 					uint32_t start = (work[res_frame].res_nonce + j)<<10;
 					uint32_t my_g, my_nonce;
-					my_g = postcalc_hash(&work[res_frame].blk, start, start + 1024, &my_nonce);
+					my_g = postcalc_hash(&work[res_frame].blk, &work[res_frame], start, start + 1024, &my_nonce, opt_pool);
+
+					if (!opt_pool) {
 						if (opt_debug)
 							fprintf(stderr, "DEBUG: H0 within %u .. %u, best G = %08x, nonce = %08x\n", start, start + 1024, my_g, my_nonce);
+
 						if(my_g < bestG) {
 							bestG = my_g;
 							nonce = my_nonce;
 							if (opt_debug)
 								fprintf(stderr, "new best\n");
 						}       
+					}
 
 					rc = true;
 				}       
@@ -376,7 +371,7 @@ static void *miner_thread(void *thr_id_int)
 
 			uint32_t *target = (uint32_t *)(work[res_frame].target + 24);
 
-			if(rc && bestG <= *target) {
+			if(!opt_pool && rc && bestG <= *target) {
 				printf("Found solution for %08x: %08x %u\n", *target, bestG, nonce);
 
 				submit_nonce(&work[res_frame], nonce);
@@ -427,6 +422,9 @@ static void parse_arg (int key, char *arg)
 	int v, i;
 
 	switch(key) {
+	case 'm':
+		opt_pool = true;
+		break;
 	case 'n':
 		opt_ndevs = true;
 		break;
@@ -466,7 +464,7 @@ static void parse_cmdline(int argc, char *argv[])
 	int key;
 
 	while (1) {
-		key = getopt_long(argc, argv, "DPh?n", options, NULL);
+		key = getopt_long(argc, argv, "DPh?nm", options, NULL);
 		if (key < 0)
 			break;