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 "formatter.hpp"
28 #include "trace_model.hpp"
35 for (unsigned i = 0; i < args.size(); ++i) {
51 for (std::vector<Value *>::iterator it = members.begin(); it != members.end(); ++it) {
58 for (std::vector<Value *>::iterator it = values.begin(); it != values.end(); ++it) {
64 // Blobs are often bound and referred during many calls, so we can't delete
65 // them here in that case.
67 // Once bound there is no way to know when they were unbound, which
68 // effectively means we have to leak them. A better solution would be to
69 // keep a list of bound pointers, and defer the destruction to when the
70 // trace in question has been fully processed.
78 bool Null ::toBool(void) const { return false; }
79 bool Bool ::toBool(void) const { return value; }
80 bool SInt ::toBool(void) const { return value != 0; }
81 bool UInt ::toBool(void) const { return value != 0; }
82 bool Float ::toBool(void) const { return value != 0; }
83 bool String ::toBool(void) const { return true; }
84 bool Enum ::toBool(void) const { return sig->value != 0; }
85 bool Struct ::toBool(void) const { return true; }
86 bool Array ::toBool(void) const { return true; }
87 bool Blob ::toBool(void) const { return true; }
88 bool Pointer::toBool(void) const { return value != 0; }
91 // signed integer cast
92 signed long long Value ::toSInt(void) const { assert(0); return 0; }
93 signed long long Null ::toSInt(void) const { return 0; }
94 signed long long Bool ::toSInt(void) const { return static_cast<signed long long>(value); }
95 signed long long SInt ::toSInt(void) const { return value; }
96 signed long long UInt ::toSInt(void) const { assert(static_cast<signed long long>(value) >= 0); return static_cast<signed long long>(value); }
97 signed long long Float ::toSInt(void) const { return static_cast<signed long long>(value); }
98 signed long long Enum ::toSInt(void) const { return sig->value; }
101 // unsigned integer cast
102 unsigned long long Value ::toUInt(void) const { assert(0); return 0; }
103 unsigned long long Null ::toUInt(void) const { return 0; }
104 unsigned long long Bool ::toUInt(void) const { return static_cast<unsigned long long>(value); }
105 unsigned long long SInt ::toUInt(void) const { assert(value >= 0); return static_cast<signed long long>(value); }
106 unsigned long long UInt ::toUInt(void) const { return value; }
107 unsigned long long Float ::toUInt(void) const { return static_cast<unsigned long long>(value); }
108 unsigned long long Enum ::toUInt(void) const { assert(sig->value >= 0); return sig->value; }
111 // floating point cast
112 float Value ::toFloat(void) const { assert(0); return 0; }
113 float Null ::toFloat(void) const { return 0; }
114 float Bool ::toFloat(void) const { return static_cast<float>(value); }
115 float SInt ::toFloat(void) const { return static_cast<float>(value); }
116 float UInt ::toFloat(void) const { return static_cast<float>(value); }
117 float Float ::toFloat(void) const { return value; }
118 float Enum ::toFloat(void) const { return static_cast<float>(sig->value); }
121 // floating point cast
122 double Value ::toDouble(void) const { assert(0); return 0; }
123 double Null ::toDouble(void) const { return 0; }
124 double Bool ::toDouble(void) const { return static_cast<double>(value); }
125 double SInt ::toDouble(void) const { return static_cast<double>(value); }
126 double UInt ::toDouble(void) const { return static_cast<double>(value); }
127 double Float ::toDouble(void) const { return value; }
128 double Enum ::toDouble(void) const { return static_cast<double>(sig->value); }
132 void * Value ::toPointer(void) const { assert(0); return NULL; }
133 void * Null ::toPointer(void) const { return NULL; }
134 void * Blob ::toPointer(void) const { return buf; }
135 void * Pointer::toPointer(void) const { return (void *)value; }
137 void * Value ::toPointer(bool bind) { assert(0); return NULL; }
138 void * Null ::toPointer(bool bind) { return NULL; }
139 void * Blob ::toPointer(bool bind) { if (bind) bound = true; return buf; }
140 void * Pointer::toPointer(bool bind) { return (void *)value; }
144 unsigned long long Value ::toUIntPtr(void) const { assert(0); return 0; }
145 unsigned long long Null ::toUIntPtr(void) const { return 0; }
146 unsigned long long Pointer::toUIntPtr(void) const { return value; }
150 const char * Value ::toString(void) const { assert(0); return NULL; }
151 const char * Null ::toString(void) const { return NULL; }
152 const char * String::toString(void) const { return value; }
155 // virtual Value::visit()
156 void Null ::visit(Visitor &visitor) { visitor.visit(this); }
157 void Bool ::visit(Visitor &visitor) { visitor.visit(this); }
158 void SInt ::visit(Visitor &visitor) { visitor.visit(this); }
159 void UInt ::visit(Visitor &visitor) { visitor.visit(this); }
160 void Float ::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(String *) { assert(0); }
176 void Visitor::visit(Enum *node) { assert(0); }
177 void Visitor::visit(Bitmask *node) { visit(static_cast<UInt *>(node)); }
178 void Visitor::visit(Struct *) { assert(0); }
179 void Visitor::visit(Array *) { assert(0); }
180 void Visitor::visit(Blob *) { assert(0); }
181 void Visitor::visit(Pointer *) { assert(0); }
184 class Dumper : public Visitor
188 Formatter::Formatter *formatter;
189 Formatter::Attribute *normal;
190 Formatter::Attribute *bold;
191 Formatter::Attribute *italic;
192 Formatter::Attribute *red;
193 Formatter::Attribute *pointer;
194 Formatter::Attribute *literal;
197 Dumper(std::ostream &_os, bool color) : os(_os) {
198 formatter = Formatter::defaultFormatter(color);
199 normal = formatter->normal();
200 bold = formatter->bold();
201 italic = formatter->italic();
202 red = formatter->color(Formatter::RED);
203 pointer = formatter->color(Formatter::GREEN);
204 literal = formatter->color(Formatter::BLUE);
221 void visit(Bool *node) {
222 os << literal << (node->value ? "true" : "false") << normal;
225 void visit(SInt *node) {
226 os << literal << node->value << normal;
229 void visit(UInt *node) {
230 os << literal << node->value << normal;
233 void visit(Float *node) {
234 os << literal << node->value << normal;
237 void visit(String *node) {
238 os << literal << "\"";
239 for (const char *it = node->value; *it; ++it) {
240 unsigned char c = (unsigned char) *it;
245 else if (c >= 0x20 && c <= 0x7e)
247 else if (c == '\t') {
249 } else if (c == '\r') {
250 // Ignore carriage-return
251 } else if (c == '\n') {
252 // Reset formatting so that it looks correct with 'less -R'
253 os << normal << '\n' << literal;
255 unsigned octal0 = c & 0x7;
256 unsigned octal1 = (c >> 3) & 0x7;
257 unsigned octal2 = (c >> 3) & 0x7;
266 os << "\"" << normal;
269 void visit(Enum *node) {
270 os << literal << node->sig->name << normal;
273 void visit(Bitmask *bitmask) {
274 unsigned long long value = bitmask->value;
275 const BitmaskSig *sig = bitmask->sig;
277 for (const BitmaskFlag *it = sig->flags; value != 0 && it != sig->flags + sig->num_flags; ++it) {
278 if ((it->value && (value & it->value) == it->value) ||
279 (!it->value && value == 0)) {
283 os << literal << it->name << normal;
288 if (value || first) {
292 os << literal << "0x" << std::hex << value << std::dec << normal;
296 void visit(Struct *s) {
297 const char *sep = "";
299 for (unsigned i = 0; i < s->members.size(); ++i) {
300 os << sep << italic << s->sig->member_names[i] << normal << " = ";
301 _visit(s->members[i]);
307 void visit(Array *array) {
308 if (array->values.size() == 1) {
310 _visit(array->values[0]);
313 const char *sep = "";
315 for (std::vector<Value *>::iterator it = array->values.begin(); it != array->values.end(); ++it) {
324 void visit(Blob *blob) {
325 os << pointer << "blob(" << blob->size << ")" << normal;
328 void visit(Pointer *p) {
329 os << pointer << "0x" << std::hex << p->value << std::dec << normal;
332 void visit(Call *call) {
333 const char *sep = "";
334 os << bold << call->sig->name << normal << "(";
335 for (unsigned i = 0; i < call->args.size(); ++i) {
336 os << sep << italic << call->sig->arg_names[i] << normal << " = ";
338 _visit(call->args[i]);
354 void Value::dump(std::ostream &os, bool color) {
362 const Value & Value::operator[](size_t index) const {
363 const Array *array = dynamic_cast<const Array *>(this);
365 if (index < array->values.size()) {
366 return *array->values[index];
372 void Call::dump(std::ostream &os, bool color) {
379 } /* namespace Trace */