1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
27 #include "trace_model.hpp"
34 for (unsigned i = 0; i < args.size(); ++i) {
50 for (std::vector<Value *>::iterator it = members.begin(); it != members.end(); ++it) {
57 for (std::vector<Value *>::iterator it = values.begin(); it != values.end(); ++it) {
63 // Blobs are often bound and referred during many calls, so we can't delete
64 // them here in that case.
66 // Once bound there is no way to know when they were unbound, which
67 // effectively means we have to leak them. A better solution would be to
68 // keep a list of bound pointers, and defer the destruction to when the
69 // trace in question has been fully processed.
77 bool Null ::toBool(void) const { return false; }
78 bool Bool ::toBool(void) const { return value; }
79 bool SInt ::toBool(void) const { return value != 0; }
80 bool UInt ::toBool(void) const { return value != 0; }
81 bool Float ::toBool(void) const { return value != 0; }
82 bool Double ::toBool(void) const { return value != 0; }
83 bool String ::toBool(void) const { return true; }
84 bool Struct ::toBool(void) const { return true; }
85 bool Array ::toBool(void) const { return true; }
86 bool Blob ::toBool(void) const { return true; }
87 bool Pointer::toBool(void) const { return value != 0; }
90 // signed integer cast
91 signed long long Value ::toSInt(void) const { assert(0); return 0; }
92 signed long long Null ::toSInt(void) const { return 0; }
93 signed long long Bool ::toSInt(void) const { return static_cast<signed long long>(value); }
94 signed long long SInt ::toSInt(void) const { return value; }
95 signed long long UInt ::toSInt(void) const { assert(static_cast<signed long long>(value) >= 0); return static_cast<signed long long>(value); }
96 signed long long Float ::toSInt(void) const { return static_cast<signed long long>(value); }
97 signed long long Double ::toSInt(void) const { return static_cast<signed long long>(value); }
100 // unsigned integer cast
101 unsigned long long Value ::toUInt(void) const { assert(0); return 0; }
102 unsigned long long Null ::toUInt(void) const { return 0; }
103 unsigned long long Bool ::toUInt(void) const { return static_cast<unsigned long long>(value); }
104 unsigned long long SInt ::toUInt(void) const { assert(value >= 0); return static_cast<signed long long>(value); }
105 unsigned long long UInt ::toUInt(void) const { return value; }
106 unsigned long long Float ::toUInt(void) const { return static_cast<unsigned long long>(value); }
107 unsigned long long Double ::toUInt(void) const { return static_cast<unsigned long long>(value); }
110 // floating point cast
111 float Value ::toFloat(void) const { assert(0); return 0; }
112 float Null ::toFloat(void) const { return 0; }
113 float Bool ::toFloat(void) const { return static_cast<float>(value); }
114 float SInt ::toFloat(void) const { return static_cast<float>(value); }
115 float UInt ::toFloat(void) const { return static_cast<float>(value); }
116 float Float ::toFloat(void) const { return value; }
117 float Double ::toFloat(void) const { return value; }
120 // floating point cast
121 double Value ::toDouble(void) const { assert(0); return 0; }
122 double Null ::toDouble(void) const { return 0; }
123 double Bool ::toDouble(void) const { return static_cast<double>(value); }
124 double SInt ::toDouble(void) const { return static_cast<double>(value); }
125 double UInt ::toDouble(void) const { return static_cast<double>(value); }
126 double Float ::toDouble(void) const { return value; }
127 double Double ::toDouble(void) const { return value; }
131 void * Value ::toPointer(void) const { assert(0); return NULL; }
132 void * Null ::toPointer(void) const { return NULL; }
133 void * Blob ::toPointer(void) const { return buf; }
134 void * Pointer::toPointer(void) const { return (void *)value; }
136 void * Value ::toPointer(bool bind) { assert(0); return NULL; }
137 void * Null ::toPointer(bool bind) { return NULL; }
138 void * Blob ::toPointer(bool bind) { if (bind) bound = true; return buf; }
139 void * Pointer::toPointer(bool bind) { return (void *)value; }
143 unsigned long long Value ::toUIntPtr(void) const { assert(0); return 0; }
144 unsigned long long Null ::toUIntPtr(void) const { return 0; }
145 unsigned long long Pointer::toUIntPtr(void) const { return value; }
149 const char * Value ::toString(void) const { assert(0); return NULL; }
150 const char * Null ::toString(void) const { return NULL; }
151 const char * String::toString(void) const { return value; }
154 // virtual Value::visit()
155 void Null ::visit(Visitor &visitor) { visitor.visit(this); }
156 void Bool ::visit(Visitor &visitor) { visitor.visit(this); }
157 void SInt ::visit(Visitor &visitor) { visitor.visit(this); }
158 void UInt ::visit(Visitor &visitor) { visitor.visit(this); }
159 void Float ::visit(Visitor &visitor) { visitor.visit(this); }
160 void Double ::visit(Visitor &visitor) { visitor.visit(this); }
161 void String ::visit(Visitor &visitor) { visitor.visit(this); }
162 void Enum ::visit(Visitor &visitor) { visitor.visit(this); }
163 void Bitmask::visit(Visitor &visitor) { visitor.visit(this); }
164 void Struct ::visit(Visitor &visitor) { visitor.visit(this); }
165 void Array ::visit(Visitor &visitor) { visitor.visit(this); }
166 void Blob ::visit(Visitor &visitor) { visitor.visit(this); }
167 void Pointer::visit(Visitor &visitor) { visitor.visit(this); }
170 void Visitor::visit(Null *) { assert(0); }
171 void Visitor::visit(Bool *) { assert(0); }
172 void Visitor::visit(SInt *) { assert(0); }
173 void Visitor::visit(UInt *) { assert(0); }
174 void Visitor::visit(Float *) { assert(0); }
175 void Visitor::visit(Double *) { assert(0); }
176 void Visitor::visit(String *) { assert(0); }
177 void Visitor::visit(Enum *node) { assert(0); }
178 void Visitor::visit(Bitmask *node) { visit(static_cast<UInt *>(node)); }
179 void Visitor::visit(Struct *) { assert(0); }
180 void Visitor::visit(Array *) { assert(0); }
181 void Visitor::visit(Blob *) { assert(0); }
182 void Visitor::visit(Pointer *) { assert(0); }
187 const Value & Value::operator[](size_t index) const {
188 const Array *array = dynamic_cast<const Array *>(this);
190 if (index < array->values.size()) {
191 return *array->values[index];
197 } /* namespace trace */