hotspot/agent/src/os/win32/procList.cpp
changeset 10864 17307b96ae38
parent 10779 5037da29fa26
parent 10762 cc1f5ce8e504
child 10865 7f8dd1713604
--- a/hotspot/agent/src/os/win32/procList.cpp	Mon Oct 24 09:58:47 2011 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,190 +0,0 @@
-/*
- * Copyright (c) 2000, 2001, 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.
- *
- */
-
-#include "procList.hpp"
-#include "nt4internals.hpp"
-#include "isNT4.hpp"
-#include "toolHelp.hpp"
-#include <assert.h>
-
-using namespace std;
-using namespace NT4;
-
-typedef void ProcListImplFunc(ProcEntryList& processes);
-
-void procListImplNT4(ProcEntryList& processes);
-void procListImplToolHelp(ProcEntryList& processes);
-
-ProcEntry::ProcEntry(ULONG pid, USHORT nameLength, WCHAR* name) {
-  this->pid = pid;
-  this->nameLength = nameLength;
-  this->name = new WCHAR[nameLength];
-  memcpy(this->name, name, nameLength * sizeof(WCHAR));
-}
-
-ProcEntry::ProcEntry(ULONG pid, USHORT nameLength, char* name) {
-  this->pid = pid;
-  this->nameLength = nameLength;
-  this->name = new WCHAR[nameLength];
-  int j = 0;
-  for (int i = 0; i < nameLength; i++) {
-    // FIXME: what is the proper promotion from ASCII to UNICODE?
-    this->name[i] = name[i] & 0xFF;
-  }
-}
-
-ProcEntry::ProcEntry(const ProcEntry& arg) {
-  name = NULL;
-  copyFrom(arg);
-}
-
-ProcEntry&
-ProcEntry::operator=(const ProcEntry& arg) {
-  copyFrom(arg);
-  return *this;
-}
-
-ProcEntry::~ProcEntry() {
-  delete[] name;
-}
-
-void
-ProcEntry::copyFrom(const ProcEntry& arg) {
-  if (name != NULL) {
-    delete[] name;
-  }
-  pid = arg.pid;
-  nameLength = arg.nameLength;
-  name = new WCHAR[nameLength];
-  memcpy(name, arg.name, nameLength * sizeof(WCHAR));
-}
-
-ULONG
-ProcEntry::getPid() {
-  return pid;
-}
-
-USHORT
-ProcEntry::getNameLength() {
-  return nameLength;
-}
-
-WCHAR*
-ProcEntry::getName() {
-  return name;
-}
-
-void
-procList(ProcEntryList& processes) {
-  static ProcListImplFunc* impl = NULL;
-
-  if (impl == NULL) {
-    // See which operating system we're on
-    impl = (isNT4() ? &procListImplNT4 : &procListImplToolHelp);
-  }
-
-  assert(impl != NULL);
-
-  (*impl)(processes);
-}
-
-void
-procListImplNT4(ProcEntryList& processes) {
-  using namespace NT4;
-
-  static ZwQuerySystemInformationFunc* query = NULL;
-
-  if (query == NULL) {
-    HMODULE ntDLL = loadNTDLL();
-    query =
-      (ZwQuerySystemInformationFunc*) GetProcAddress(ntDLL,
-                                                     "ZwQuerySystemInformation");
-    assert(query != NULL);
-  }
-
-  ULONG n = 0x100;
-  PSYSTEM_PROCESSES sp = new SYSTEM_PROCESSES[n];
-  while ((*query)(SystemProcessesAndThreadsInformation,
-                  sp, n * sizeof(SYSTEM_PROCESSES), 0) == STATUS_INFO_LENGTH_MISMATCH) {
-    delete[] sp;
-    n *= 2;
-    sp = new SYSTEM_PROCESSES[n];
-  }
-
-  bool done = false;
-  for (PSYSTEM_PROCESSES p = sp; !done;
-       p = PSYSTEM_PROCESSES(PCHAR(p) + p->NextEntryDelta)) {
-    processes.push_back(ProcEntry(p->ProcessId,
-                                  p->ProcessName.Length / 2,
-                                  p->ProcessName.Buffer));
-    done = p->NextEntryDelta == 0;
-  }
-}
-
-void
-procListImplToolHelp(ProcEntryList& processes) {
-  using namespace ToolHelp;
-
-  static CreateToolhelp32SnapshotFunc* snapshotFunc = NULL;
-  static Process32FirstFunc*           firstFunc    = NULL;
-  static Process32NextFunc*            nextFunc     = NULL;
-
-  if (snapshotFunc == NULL) {
-    HMODULE dll = loadDLL();
-
-    snapshotFunc =
-      (CreateToolhelp32SnapshotFunc*) GetProcAddress(dll,
-                                                     "CreateToolhelp32Snapshot");
-
-    firstFunc = (Process32FirstFunc*) GetProcAddress(dll,
-                                                     "Process32First");
-
-    nextFunc = (Process32NextFunc*) GetProcAddress(dll,
-                                                   "Process32Next");
-
-    assert(snapshotFunc != NULL);
-    assert(firstFunc    != NULL);
-    assert(nextFunc     != NULL);
-  }
-
-  HANDLE snapshot = (*snapshotFunc)(TH32CS_SNAPPROCESS, 0 /* ignored */);
-  if (snapshot == (HANDLE) -1) {
-    // Error occurred during snapshot
-    return;
-  }
-
-  // Iterate
-  PROCESSENTRY32 proc;
-  if ((*firstFunc)(snapshot, &proc)) {
-    do {
-      // FIXME: could make this uniform to the NT version by cutting
-      // off the path name just before the executable name
-      processes.push_back(ProcEntry(proc.th32ProcessID,
-                                    strlen(proc.szExeFile),
-                                    proc.szExeFile));
-    } while ((*nextFunc)(snapshot, &proc));
-  }
-
-  CloseHandle(snapshot);
-}