85 lines
2.4 KiB
C#
85 lines
2.4 KiB
C#
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//
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// PointerValue.cs
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//
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// Author: Jeffrey Stedfast <jeff@xamarin.com>
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//
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// Copyright (c) 2012 Xamarin Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Collections.Generic;
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namespace Mono.Debugger.Soft
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{
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/*
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* Represents a value of a pointer type in the debuggee
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*/
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public class PointerValue : Value {
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TypeMirror type;
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long addr;
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public PointerValue (VirtualMachine vm, TypeMirror type, long addr) : base (vm, 0) {
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this.type = type;
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this.addr = addr;
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}
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public long Address {
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get { return addr; }
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}
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public TypeMirror Type {
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get { return type; }
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}
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// Since protocol version 2.46
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public Value Value {
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get {
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ValueImpl value;
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if (Address == 0)
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return null;
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try {
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value = vm.conn.Pointer_GetValue (Address, Type);
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}
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catch (CommandException ex) {
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if (ex.ErrorCode == ErrorCode.INVALID_ARGUMENT)
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throw new ArgumentException ("Invalid pointer address.");
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else
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throw;
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}
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return vm.DecodeValue (value);
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}
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}
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public override bool Equals (object obj) {
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if (obj != null && obj is PointerValue)
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return addr == (obj as PointerValue).addr;
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return base.Equals (obj);
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}
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public override int GetHashCode () {
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return base.GetHashCode ();
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}
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public override string ToString () {
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return string.Format ("PointerValue<({0}) 0x{1:x}>", type.CSharpName, addr);
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}
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}
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}
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