syntax = "proto3";
package hashprobe;

message HashProbeRequest {
	string fen = 1;
}
message HashProbeResponse {
	repeated HashProbeMove move = 1;
}
message HashProbeMove {
	int32 move = 7;  // See types.h

	bool found = 1;
	int32 pv_move = 2;  // See types.h
	int32 value = 3;  // Dynamic eval (may be inexact, see the "bound" field)
	int32 eval = 4;  // Static eval
	int32 depth = 5;

	enum ValueBound {
		BOUND_NONE = 0;
		BOUND_UPPER = 1;
		BOUND_LOWER = 2;
		BOUND_EXACT = 3;
	};
	ValueBound bound = 6;
}

service HashProbe {
	rpc Probe(HashProbeRequest) returns (HashProbeResponse) {}
}