many changes, need testing

rewrite PIDiagnostics, but not fully testing
change PIQueue to PIDeque
many fixes in PIBaseTransfer, it will be threadsafe and stable


git-svn-id: svn://db.shs.com.ru/pip@187 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

src/io/pifiletransfer.cpp

@@ -211,7 +211,7 @@ PIByteArray PIFileTransfer::buildPacket(Part p) {
 			bytes_file_cur = p.start;
 		return ba;
 	}
-	return PIByteArray();
+	return ba;
 }
 
 
@@ -286,11 +286,12 @@ void PIFileTransfer::receive_finished(bool ok) {
 		if (!ok || !user_ok) {
 			pftheader.session_id--;
 			started_ = false;
+			piCoutObj << "file cancel";
 			receiveFilesFinished(false);
 		} else resume();
 	}
 	if (pftheader.step == pft_Data) {
-		//piCout << "file close";
+		//piCoutObj << "file close";
 		work_file.close();
 		started_ = false;
 		receiveFilesFinished(ok);
@@ -299,7 +300,9 @@ void PIFileTransfer::receive_finished(bool ok) {
 
 
 void PIFileTransfer::send_finished(bool ok) {
-	//piCout << "file close";
-	work_file.close();
-	started_ = false;
+//	piCoutObj << "file close";
+	if (pftheader.step == pft_Data) {
+		work_file.close();
+		started_ = false;
+	}
 }