--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/agent/src/os/win32/ioUtils.cpp	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,156 @@
+/*
+ * Copyright 2000-2001 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+#include <ctype.h>
+#include <string.h>
+#include "ioUtils.hpp"
+#include "IOBuf.hpp"
+
+bool
+scanInt(char** data, int* num) {
+  *num = 0;
+
+  // Skip whitespace
+  while ((**data != 0) && (isspace(**data))) {
+    ++*data;
+  }
+
+  if (**data == 0) {
+    return false;
+  }
+
+  while ((**data != 0) && (!isspace(**data))) {
+    char cur = **data;
+    if ((cur < '0') || (cur > '9')) {
+      return false;
+    }
+    *num *= 10;
+    *num += cur - '0';
+    ++*data;
+  }
+
+  return true;
+}
+
+bool
+scanUnsignedLong(char** data, unsigned long* num) {
+  *num = 0;
+
+  // Skip whitespace
+  while ((**data != 0) && (isspace(**data))) {
+    ++*data;
+  }
+
+  if (**data == 0) {
+    return false;
+  }
+
+  while ((**data != 0) && (!isspace(**data))) {
+    char cur = **data;
+    if ((cur < '0') || (cur > '9')) {
+      return false;
+    }
+    *num *= 10;
+    *num += cur - '0';
+    ++*data;
+  }
+
+  return true;
+}
+
+bool
+charToNibble(char ascii, int* value) {
+  if (ascii >= '0' && ascii <= '9') {
+    *value = ascii - '0';
+    return true;
+  } else if (ascii >= 'A' && ascii <= 'F') {
+    *value = 10 + ascii - 'A';
+    return true;
+  } else if (ascii >= 'a' && ascii <= 'f') {
+    *value = 10 + ascii - 'a';
+    return true;
+  }
+
+  return false;
+}
+
+bool
+scanAddress(char** data, unsigned long* addr) {
+  *addr = 0;
+
+  // Skip whitespace
+  while ((**data != 0) && (isspace(**data))) {
+    ++*data;
+  }
+
+  if (**data == 0) {
+    return false;
+  }
+
+  if (strncmp(*data, "0x", 2) != 0) {
+    return false;
+  }
+
+  *data += 2;
+
+  while ((**data != 0) && (!isspace(**data))) {
+    int val;
+    bool res = charToNibble(**data, &val);
+    if (!res) {
+      return false;
+    }
+    *addr <<= 4;
+    *addr |= val;
+    ++*data;
+  }
+
+  return true;
+}
+
+bool
+scanAndSkipBinEscapeChar(char** data) {
+  // Skip whitespace
+  while ((**data != 0) && (isspace(**data))) {
+    ++*data;
+  }
+
+  if (!IOBuf::isBinEscapeChar(**data)) {
+    return false;
+  }
+
+  ++*data;
+
+  return true;
+}
+
+bool
+scanBinUnsignedLong(char** data, unsigned long* num) {
+  *num = 0;
+  for (int i = 0; i < 4; i++) {
+    unsigned char val = (unsigned char) **data;
+    *num = (*num << 8) | val;
+    ++*data;
+  }
+  return true;
+}