161 lines
4.1 KiB
C++
161 lines
4.1 KiB
C++
/* Copyright (C) 2010 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "DebugSerializer.h"
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#include "scriptinterface/ScriptInterface.h"
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#include "lib/secure_crt.h"
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#include <sstream>
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/*
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* The output format here is intended to be compatible with YAML,
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* so it is human readable and usable in diff and can also be parsed with
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* external tools.
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*/
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// MSVC and GCC give slightly different serializations of floats
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// (e.g. "1e+010" vs "1e+10"). To make the debug serialization easily comparable
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// across platforms, we want to convert to a canonical form.
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// TODO: we just do e+0xx now; ought to handle varying precisions and inf and nan etc too
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template<typename T>
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std::string canonfloat(T value)
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{
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std::stringstream str;
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str << value;
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std::string r = str.str();
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size_t e = r.find('e');
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if (e == r.npos) // no "e"
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return r;
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if (e == r.length() - 5 && r[e + 2] == '0') // e.g. "1e+010"
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r.erase(e + 2, 1);
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return r;
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}
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CDebugSerializer::CDebugSerializer(ScriptInterface& scriptInterface, std::ostream& stream) :
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m_ScriptInterface(scriptInterface), m_Stream(stream), m_Indent(0)
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{
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}
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void CDebugSerializer::Indent(int spaces)
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{
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m_Indent += spaces;
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}
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void CDebugSerializer::Dedent(int spaces)
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{
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debug_assert(spaces <= m_Indent);
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m_Indent -= spaces;
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}
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#define INDENT std::string(m_Indent, ' ')
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void CDebugSerializer::Comment(const std::string& comment)
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{
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m_Stream << INDENT << "# " << comment << "\n";
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}
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void CDebugSerializer::TextLine(const std::string& text)
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{
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m_Stream << INDENT << text << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, uint8_t value)
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{
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m_Stream << INDENT << name << ": " << (int)value << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, int32_t value)
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{
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m_Stream << INDENT << name << ": " << value << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, uint32_t value)
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{
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m_Stream << INDENT << name << ": " << value << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, float value)
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{
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m_Stream << INDENT << name << ": " << canonfloat(value) << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, double value)
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{
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m_Stream << INDENT << name << ": " << canonfloat(value) << "\n";
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}
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void CDebugSerializer::PutNumber(const char* name, fixed value)
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{
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m_Stream << INDENT << name << ": " << canonfloat(value.ToDouble()) << "\n";
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}
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void CDebugSerializer::PutBool(const char* name, bool value)
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{
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m_Stream << INDENT << name << ": " << (value ? "true" : "false") << "\n";
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}
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void CDebugSerializer::PutString(const char* name, const std::string& value)
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{
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std::string escaped;
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escaped.reserve(value.size());
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for (size_t i = 0; i < value.size(); ++i)
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if (value[i] == '"')
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escaped += "\\\"";
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else if (value[i] == '\\')
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escaped += "\\\\";
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else if (value[i] == '\n')
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escaped += "\\n";
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else
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escaped += value[i];
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m_Stream << INDENT << name << ": " << "\"" << escaped << "\"\n";
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}
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void CDebugSerializer::PutScriptVal(const char* name, jsval value)
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{
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std::string source;
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// TODO: should be wstring
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if (!m_ScriptInterface.CallFunction(value, "toSource", source))
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throw PSERROR_Serialize_ScriptError();
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m_Stream << INDENT << name << ": " << source << "\n";
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}
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void CDebugSerializer::PutRaw(const char* name, const u8* data, size_t len)
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{
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m_Stream << INDENT << name << ": (" << len << " bytes)";
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char buf[4];
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for (size_t i = 0; i < len; ++i)
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{
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sprintf_s(buf, ARRAY_SIZE(buf), " %02x", data[i]);
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m_Stream << buf;
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}
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m_Stream << "\n";
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}
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bool CDebugSerializer::IsDebug() const
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{
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return true;
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}
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