--- a/hotspot/agent/src/os/win32/serverLists.hpp Mon Oct 24 09:58:47 2011 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,204 +0,0 @@
-/*
- * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-#ifndef _SERVER_LISTS_
-#define _SERVER_LISTS_
-
-#include <vector>
-#include <winsock2.h>
-#include "IOBuf.hpp"
-
-//
-// NOTE:
-//
-// All of these lists are guarded by the global lock managed by the
-// Lists class. Lists::init() must be called at the start of the
-// program.
-//
-
-class Lists {
- friend class ListsLocker;
-public:
- static void init();
-private:
- static void lock();
- static void unlock();
- static CRITICAL_SECTION crit;
-};
-
-// Should be allocated on stack. Ensures proper locking/unlocking
-// pairing.
-class ListsLocker {
-public:
- ListsLocker();
- ~ListsLocker();
-};
-
-// We must keep track of all of the child processes we have forked to
-// handle attaching to a target process. This is necessary because we
-// allow clients to detach from processes, but the child processes we
-// fork must necessarily stay alive for the duration of the target
-// application. A subsequent attach operation to the target process
-// results in the same child process being reused. For this reason,
-// child processes are known to be in one of two states: attached and
-// detached.
-
-class ClientInfo;
-
-class ChildInfo {
-public:
- /** The pid of the ChildInfo indicates the process ID of the target
- process which the subprocess was created to debug, not the pid
- of the subprocess itself. */
- ChildInfo(DWORD pid, HANDLE childProcessHandle,
- HANDLE writeToStdinHandle, HANDLE readFromStdoutHandle,
- HANDLE auxHandle1, HANDLE auxHandle2);
-
- DWORD getPid();
- HANDLE getChildProcessHandle();
- HANDLE getWriteToStdinHandle();
- HANDLE getReadFromStdoutHandle();
-
- /** Set the client which is currently attached to the target process
- via this child process. Set this to NULL to indicate that the
- child process is ready to accept another attachment. */
- void setClient(ClientInfo* clientInfo);
-
- ClientInfo* getClient();
-
- /** This is NOT automatically called in the destructor */
- void closeAll();
-
-private:
- DWORD pid;
- HANDLE childProcessHandle;
- HANDLE writeToStdinHandle;
- HANDLE readFromStdoutHandle;
- HANDLE auxHandle1;
- HANDLE auxHandle2;
- ClientInfo* client;
-};
-
-// We keep track of a list of child debugger processes, each of which
-// is responsible for debugging a certain target process. These
-// debugger processes can serve multiple clients during their
-// lifetime. When a client detaches from a given process or tells the
-// debugger to "exit", the debug server is notified that the child
-// process is once again available to accept connections from clients.
-
-class ChildList {
-private:
- typedef std::vector<ChildInfo*> ChildInfoList;
-
-public:
- ChildList();
- ~ChildList();
-
- void addChild(ChildInfo*);
-
- /** Removes and returns the ChildInfo* associated with the given
- child process handle. */
- ChildInfo* removeChild(HANDLE childProcessHandle);
-
- /** Removes the given ChildInfo. */
- void removeChild(ChildInfo* info);
-
- /** Return the ChildInfo* associated with a given process ID without
- removing it from the list. */
- ChildInfo* getChildByPid(DWORD pid);
-
- /** Iteration support */
- int size();
-
- /** Iteration support */
- ChildInfo* getChildByIndex(int index);
-
-private:
- ChildInfoList childList;
-};
-
-// We also keep a list of clients whose requests we are responsible
-// for serving. Clients can attach and detach from child processes.
-
-class ClientInfo {
-public:
- ClientInfo(SOCKET dataSocket);
- ~ClientInfo();
-
- SOCKET getDataSocket();
- /** Gets an IOBuf configured for the data socket, which should be
- used for all communication with the client. */
- IOBuf* getIOBuf();
-
- /** Set the information for the process to which this client is
- attached. Set this to NULL to indicate that the client is not
- currently attached to any target process. */
- void setTarget(ChildInfo* childInfo);
-
- /** Get the information for the process to which this client is
- currently attached, or NULL if none. */
- ChildInfo* getTarget();
-
- /** Close down the socket connection to this client. This is NOT
- automatically called by the destructor. */
- void closeAll();
-
-private:
- SOCKET dataSocket;
- IOBuf* buf;
- ChildInfo* target;
-};
-
-class ClientList {
-private:
- typedef std::vector<ClientInfo*> ClientInfoList;
-
-public:
- ClientList();
- ~ClientList();
-
- /** Adds a client to the list. */
- void addClient(ClientInfo* info);
-
- /** Check to see whether the parent socket of any of the ClientInfo
- objects is readable in the given fd_set. If so, returns TRUE and
- sets the given ClientInfo* (a non-NULL pointer to which must be
- given) appropriately. */
- bool isAnyDataSocketSet(fd_set* fds, ClientInfo** info);
-
- /** Removes a client from the list. User is responsible for deleting
- the ClientInfo* using operator delete. */
- void removeClient(ClientInfo* client);
-
- /** Iteration support. */
- int size();
-
- /** Iteration support. */
- ClientInfo* get(int num);
-
-private:
- ClientInfoList clientList;
-};
-
-#endif // #defined _SERVER_LISTS_