X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmain.cpp;h=33a8f523da763ba9b8347e51962d0b3f350072ba;hp=e67adc69bb647a190b74bd4e788bab66f364c568;hb=6dc0f2d6a08e2d7df65a8a462bb80edcb15811a7;hpb=c1c09844525c764f869b29360519808aab5a7069

diff --git a/src/main.cpp b/src/main.cpp
index e67adc69..33a8f523 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 +18,100 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-// To profile with callgrind uncomment following line
-//#define USE_CALLGRIND
-
-#include <cstdio>
 #include <iostream>
-#include <string>
+#include <thread>
 
 #include "bitboard.h"
-#include "evaluate.h"
 #include "position.h"
+#include "search.h"
 #include "thread.h"
-#include "ucioption.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 found;
+		TTEntry *entry = TT.probe(pos.key(), found);
+		response->set_found(found);
+		if (found) {
+			Value value = entry->value();
+			Value eval = entry->eval();
+			Bound bound = entry->bound();
+
+			if (pos.side_to_move() == BLACK) {
+				value = -value;
+				eval = -eval;
+				if (bound == BOUND_UPPER) {
+					bound = BOUND_LOWER;
+				} else if (bound == BOUND_LOWER) {
+					bound = BOUND_UPPER;
+				}
+			}
+
+			response->set_move(entry->move());
+			response->set_depth(entry->depth());
+			response->set_eval(eval);
+			response->set_value(value);
+			response->set_bound(HashProbeResponse::ValueBound(bound));
+		}
+		return Status::OK;
+	}
+};
+	
+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();
+}
 
-#ifdef USE_CALLGRIND
-#include <valgrind/callgrind.h>
-#endif
+namespace PSQT {
+  void init();
+}
 
-using namespace std;
+int main(int argc, char* argv[]) {
 
-extern bool execute_uci_command(const string& cmd);
-extern void benchmark(int argc, char* argv[]);
-extern void init_kpk_bitbase();
+  std::cout << engine_info() << std::endl;
 
-int main(int argc, char* argv[]) {
+  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);
 
-  // Disable IO buffering for C and C++ standard libraries
-  setvbuf(stdin, NULL, _IONBF, 0);
-  setvbuf(stdout, NULL, _IONBF, 0);
-  cout.rdbuf()->pubsetbuf(NULL, 0);
-  cin.rdbuf()->pubsetbuf(NULL, 0);
-
-  // Startup initializations
-  init_bitboards();
-  init_uci_options();
-  Position::init_zobrist();
-  Position::init_piece_square_tables();
-  init_eval(1);
-  init_kpk_bitbase();
-  init_search();
-  init_threads();
-
-#ifdef USE_CALLGRIND
-  CALLGRIND_START_INSTRUMENTATION;
-#endif
-
-  if (argc < 2)
-  {
-      // Print copyright notice
-      cout << engine_name() << " by " << engine_author() << endl;
-
-      if (CpuHasPOPCNT)
-          cout << "Good! CPU has hardware POPCNT." << endl;
-
-      // Wait for a command from the user, and passes this command to
-      // execute_uci_command() and also intercepts EOF from stdin to
-      // ensure that we exit gracefully if the GUI dies unexpectedly.
-      string cmd;
-      while (getline(cin, cmd) && execute_uci_command(cmd)) {}
-  }
-  else if (string(argv[1]) == "bench" && argc < 8)
-      benchmark(argc, argv);
-  else
-      cout << "Usage: stockfish bench [hash size = 128] [threads = 1] "
-           << "[limit = 12] [fen positions file = default] "
-           << "[depth, time, perft or node limited = depth]" << endl;
-
-  exit_threads();
-  quit_eval();
+  Threads.set(0);
   return 0;
 }