X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmain.cpp;h=0e3e3abbb0a8b57c129bf62f39d901fe1ff2a16d;hp=78a91aff4d09e2a97976efca99ee20861b2ec33a;hb=4c1a8ff9da057987e34936af8743a4d179a472dc;hpb=fad595f5b6b343708fc0b4d8ab15ab73040f84c1

diff --git a/src/main.cpp b/src/main.cpp
index 78a91aff..0e3e3abb 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,8 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -17,73 +18,117 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-// To profile with callgrind uncomment following line
-//#define USE_CALLGRIND
+#include <iostream>
+#include <thread>
+
+#include "bitboard.h"
+#include "position.h"
+#include "search.h"
+#include "thread.h"
+#include "tt.h"
+#include "uci.h"
+#include "syzygy/tbprobe.h"
+
+#include <grpc/grpc.h>
+#include <grpc++/server.h>
+#include <grpc++/server_builder.h>
+#include "hashprobe.grpc.pb.h"
+
+using grpc::Server;
+using grpc::ServerBuilder;
+using grpc::ServerContext;
+using grpc::Status;
+using grpc::StatusCode;
+
+class HashProbeImpl final : public HashProbe::Service {
+public:
+	Status Probe(ServerContext* context,
+	             const HashProbeRequest* request,
+	             HashProbeResponse *response) {
+		Position pos(request->fen(), /*isChess960=*/false, Threads.main());
+		if (!pos.pos_is_ok()) {
+			return Status(StatusCode::INVALID_ARGUMENT, "Invalid FEN");
+		}
+
+		bool invert = (pos.side_to_move() == BLACK);
+
+		HashProbeMove *root_move = response->add_move();
+		root_move->set_move(MOVE_NONE);
+		ProbeMove(pos.key(), invert, root_move);
+
+		MoveList<LEGAL> moves(pos);
+		for (const ExtMove* em = moves.begin(); em != moves.end(); ++em) {
+			HashProbeMove *move = response->add_move();
+			move->set_move(em->move);
+			ProbeMove(pos.key_after(em->move), !invert, move);
+		}
+
+		return Status::OK;
+	}
+
+	void ProbeMove(const int64_t key, bool invert, HashProbeMove* response) {
+		bool found;
+		TTEntry *entry = TT.probe(key, found);
+		response->set_found(found);
+		if (found) {
+			Value value = entry->value();
+			Value eval = entry->eval();
+			Bound bound = entry->bound();
+
+			if (invert) {
+				value = -value;
+				eval = -eval;
+				if (bound == BOUND_UPPER) {
+					bound = BOUND_LOWER;
+				} else if (bound == BOUND_LOWER) {
+					bound = BOUND_UPPER;
+				}
+			}
+
+			response->set_pv_move(entry->move());
+			response->set_depth(entry->depth());
+			response->set_eval(eval);
+			response->set_value(value);
+			response->set_bound(HashProbeMove::ValueBound(bound));
+		}
+	}
+};
+	
+void rpc_thread()
+{
+	std::string server_address("0.0.0.0:50051");
+	HashProbeImpl service;
+
+	ServerBuilder builder;
+	builder.AddListeningPort(server_address, grpc::InsecureServerCredentials());
+	builder.RegisterService(&service);
+	std::unique_ptr<Server> server(builder.BuildAndStart());
+	std::cout << "Server listening on " << server_address << std::endl;
+	server->Wait();
+}
 
+namespace PSQT {
+  void init();
+}
 
-////
-//// Includes
-////
+int main(int argc, char* argv[]) {
 
-#include <iostream>
-#include <string>
-
-#include "bitcount.h"
-#include "misc.h"
-
-#ifdef USE_CALLGRIND
-#include <valgrind/callgrind.h>
-#endif
-
-using namespace std;
-
-extern void uci_main_loop();
-extern void benchmark(const std::string& commandLine);
-
-////
-//// Functions
-////
-
-int main(int argc, char *argv[]) {
-
-  // Disable IO buffering
-  cout.rdbuf()->pubsetbuf(NULL, 0);
-  cin.rdbuf()->pubsetbuf(NULL, 0);
-
-  // Initialization through global resources manager
-  Application::initialize();
-
-#ifdef USE_CALLGRIND
-  CALLGRIND_START_INSTRUMENTATION;
-#endif
-
-  if (argc <= 1)
-  {
-      // Print copyright notice
-      cout << engine_name()
-           << " by Tord Romstad, Marco Costalba, Joona Kiiski" << endl;
-
-      if (CpuHasPOPCNT)
-          cout << "Good! CPU has hardware POPCNT." << endl;
-
-      // Enter UCI mode
-      uci_main_loop();
-  }
-  else // Process command line arguments
-  {
-      if (string(argv[1]) != "bench" || argc < 4 || argc > 7)
-          cout << "Usage: stockfish bench <hash size> <threads> "
-               << "[limit = 12] [fen positions file = default] "
-               << "[depth, time, perft or node limited = depth]" << endl;
-      else
-      {
-          string val = argc > 4 ? argv[4] : "12";
-          string fen = argc > 5 ? argv[5] : "default";
-          string lim = argc > 6 ? argv[6] : "depth";
-          benchmark(string(argv[2]) + " " + string(argv[3]) + " " + val + " " + fen + " " + lim);
-      }
-  }
-
-  Application::free_resources();
+  std::cout << engine_info() << std::endl;
+
+  UCI::init(Options);
+  PSQT::init();
+  Bitboards::init();
+  Position::init();
+  Bitbases::init();
+  Search::init();
+  Pawns::init();
+  Threads.set(Options["Threads"]);
+  Search::clear(); // After threads are up
+
+  std::thread(&rpc_thread).detach();
+
+  UCI::loop(argc, argv);
+
+  Threads.set(0);
   return 0;
 }