mirror of https://github.com/axmolengine/axmol.git
330 lines
10 KiB
C++
330 lines
10 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2013-2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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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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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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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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****************************************************************************/
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#include "platform/CCPlatformConfig.h"
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#if CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
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#include "CCFileUtils-win32.h"
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#include "platform/CCCommon.h"
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#include <Shlobj.h>
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using namespace std;
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NS_CC_BEGIN
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#define CC_MAX_PATH 512
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// The root path of resources, the character encoding is UTF-8.
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// UTF-8 is the only encoding supported by cocos2d-x API.
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static std::string s_resourcePath = "";
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// D:\aaa\bbb\ccc\ddd\abc.txt --> D:/aaa/bbb/ccc/ddd/abc.txt
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static inline std::string convertPathFormatToUnixStyle(const std::string& path)
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{
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std::string ret = path;
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int len = ret.length();
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for (int i = 0; i < len; ++i)
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{
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if (ret[i] == '\\')
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{
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ret[i] = '/';
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}
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}
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return ret;
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}
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static void _checkPath()
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{
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if (0 == s_resourcePath.length())
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{
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WCHAR utf16Path[CC_MAX_PATH] = {0};
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GetCurrentDirectoryW(sizeof(utf16Path)-1, utf16Path);
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char utf8Path[CC_MAX_PATH] = {0};
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int nNum = WideCharToMultiByte(CP_UTF8, 0, utf16Path, -1, utf8Path, sizeof(utf8Path), nullptr, nullptr);
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s_resourcePath = convertPathFormatToUnixStyle(utf8Path);
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s_resourcePath.append("/");
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}
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}
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FileUtils* FileUtils::getInstance()
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{
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if (s_sharedFileUtils == nullptr)
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{
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s_sharedFileUtils = new FileUtilsWin32();
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if(!s_sharedFileUtils->init())
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{
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delete s_sharedFileUtils;
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s_sharedFileUtils = nullptr;
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CCLOG("ERROR: Could not init CCFileUtilsWin32");
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}
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}
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return s_sharedFileUtils;
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}
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FileUtilsWin32::FileUtilsWin32()
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{
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}
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bool FileUtilsWin32::init()
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{
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_checkPath();
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_defaultResRootPath = s_resourcePath;
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return FileUtils::init();
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}
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bool FileUtilsWin32::isFileExistInternal(const std::string& strFilePath) const
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{
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if (0 == strFilePath.length())
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{
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return false;
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}
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std::string strPath = strFilePath;
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if (!isAbsolutePath(strPath))
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{ // Not absolute path, add the default root path at the beginning.
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strPath.insert(0, _defaultResRootPath);
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}
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WCHAR utf16Buf[CC_MAX_PATH] = {0};
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MultiByteToWideChar(CP_UTF8, 0, strPath.c_str(), -1, utf16Buf, sizeof(utf16Buf)/sizeof(utf16Buf[0]));
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DWORD attr = GetFileAttributesW(utf16Buf);
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if(attr == INVALID_FILE_ATTRIBUTES || (attr & FILE_ATTRIBUTE_DIRECTORY))
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return false; // not a file
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return true;
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}
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bool FileUtilsWin32::isAbsolutePath(const std::string& strPath) const
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{
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if ( strPath.length() > 2
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&& ( (strPath[0] >= 'a' && strPath[0] <= 'z') || (strPath[0] >= 'A' && strPath[0] <= 'Z') )
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&& strPath[1] == ':')
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{
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return true;
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}
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return false;
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}
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static Data getData(const std::string& filename, bool forString)
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{
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if (filename.empty())
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{
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return Data::Null;
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}
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unsigned char *buffer = nullptr;
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size_t size = 0;
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do
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{
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// read the file from hardware
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std::string fullPath = FileUtils::getInstance()->fullPathForFilename(filename);
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WCHAR wszBuf[CC_MAX_PATH] = {0};
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MultiByteToWideChar(CP_UTF8, 0, fullPath.c_str(), -1, wszBuf, sizeof(wszBuf)/sizeof(wszBuf[0]));
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HANDLE fileHandle = ::CreateFileW(wszBuf, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, NULL, nullptr);
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CC_BREAK_IF(fileHandle == INVALID_HANDLE_VALUE);
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size = ::GetFileSize(fileHandle, nullptr);
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if (forString)
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{
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buffer = (unsigned char*) malloc(size + 1);
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buffer[size] = '\0';
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}
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else
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{
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buffer = (unsigned char*) malloc(size);
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}
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DWORD sizeRead = 0;
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BOOL successed = FALSE;
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successed = ::ReadFile(fileHandle, buffer, size, &sizeRead, nullptr);
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::CloseHandle(fileHandle);
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if (!successed)
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{
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// should determine buffer value, or it will cause memory leak
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if (buffer)
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{
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free(buffer);
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buffer = nullptr;
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}
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}
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} while (0);
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Data ret;
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if (buffer == nullptr || size == 0)
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{
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std::string msg = "Get data from file(";
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// Gets error code.
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DWORD errorCode = ::GetLastError();
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char errorCodeBuffer[20] = {0};
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snprintf(errorCodeBuffer, sizeof(errorCodeBuffer), "%d", errorCode);
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msg = msg + filename + ") failed, error code is " + errorCodeBuffer;
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CCLOG("%s", msg.c_str());
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}
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else
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{
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ret.fastSet(buffer, size);
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}
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return ret;
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}
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std::string FileUtilsWin32::getStringFromFile(const std::string& filename)
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{
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Data data = getData(filename, true);
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if (data.isNull())
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{
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return "";
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}
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std::string ret((const char*)data.getBytes());
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return ret;
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}
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Data FileUtilsWin32::getDataFromFile(const std::string& filename)
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{
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return getData(filename, false);
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}
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unsigned char* FileUtilsWin32::getFileData(const std::string& filename, const char* mode, ssize_t* size)
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{
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unsigned char * pBuffer = nullptr;
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*size = 0;
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do
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{
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// read the file from hardware
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std::string fullPath = fullPathForFilename(filename);
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WCHAR wszBuf[CC_MAX_PATH] = {0};
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MultiByteToWideChar(CP_UTF8, 0, fullPath.c_str(), -1, wszBuf, sizeof(wszBuf)/sizeof(wszBuf[0]));
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HANDLE fileHandle = ::CreateFileW(wszBuf, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, NULL, nullptr);
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CC_BREAK_IF(fileHandle == INVALID_HANDLE_VALUE);
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*size = ::GetFileSize(fileHandle, nullptr);
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pBuffer = (unsigned char*) malloc(*size);
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DWORD sizeRead = 0;
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BOOL successed = FALSE;
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successed = ::ReadFile(fileHandle, pBuffer, *size, &sizeRead, nullptr);
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::CloseHandle(fileHandle);
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if (!successed)
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{
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free(pBuffer);
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pBuffer = nullptr;
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}
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} while (0);
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if (! pBuffer)
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{
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std::string msg = "Get data from file(";
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// Gets error code.
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DWORD errorCode = ::GetLastError();
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char errorCodeBuffer[20] = {0};
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snprintf(errorCodeBuffer, sizeof(errorCodeBuffer), "%d", errorCode);
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msg = msg + filename + ") failed, error code is " + errorCodeBuffer;
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CCLOG("%s", msg.c_str());
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}
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return pBuffer;
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}
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std::string FileUtilsWin32::getPathForFilename(const std::string& filename, const std::string& resolutionDirectory, const std::string& searchPath)
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{
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std::string unixFileName = convertPathFormatToUnixStyle(filename);
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std::string unixResolutionDirectory = convertPathFormatToUnixStyle(resolutionDirectory);
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std::string unixSearchPath = convertPathFormatToUnixStyle(searchPath);
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return FileUtils::getPathForFilename(unixFileName, unixResolutionDirectory, unixSearchPath);
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}
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std::string FileUtilsWin32::getFullPathForDirectoryAndFilename(const std::string& strDirectory, const std::string& strFilename)
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{
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std::string unixDirectory = convertPathFormatToUnixStyle(strDirectory);
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std::string unixFilename = convertPathFormatToUnixStyle(strFilename);
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return FileUtils::getFullPathForDirectoryAndFilename(unixDirectory, unixFilename);
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}
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string FileUtilsWin32::getWritablePath() const
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{
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// Get full path of executable, e.g. c:\Program Files (x86)\My Game Folder\MyGame.exe
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char full_path[CC_MAX_PATH + 1];
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::GetModuleFileNameA(nullptr, full_path, CC_MAX_PATH + 1);
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// Debug app uses executable directory; Non-debug app uses local app data directory
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//#ifndef _DEBUG
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// Get filename of executable only, e.g. MyGame.exe
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char *base_name = strrchr(full_path, '\\');
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if(base_name)
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{
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char app_data_path[CC_MAX_PATH + 1];
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// Get local app data directory, e.g. C:\Documents and Settings\username\Local Settings\Application Data
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if (SUCCEEDED(SHGetFolderPathA(nullptr, CSIDL_LOCAL_APPDATA, nullptr, SHGFP_TYPE_CURRENT, app_data_path)))
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{
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string ret((char*)app_data_path);
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// Adding executable filename, e.g. C:\Documents and Settings\username\Local Settings\Application Data\MyGame.exe
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ret += base_name;
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// Remove ".exe" extension, e.g. C:\Documents and Settings\username\Local Settings\Application Data\MyGame
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ret = ret.substr(0, ret.rfind("."));
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ret += "\\";
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// Create directory
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if (SUCCEEDED(SHCreateDirectoryExA(nullptr, ret.c_str(), nullptr)))
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{
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return convertPathFormatToUnixStyle(ret);
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}
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}
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}
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//#endif // not defined _DEBUG
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// If fetching of local app data directory fails, use the executable one
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string ret((char*)full_path);
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// remove xxx.exe
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ret = ret.substr(0, ret.rfind("\\") + 1);
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ret = convertPathFormatToUnixStyle(ret);
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return ret;
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}
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NS_CC_END
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#endif // CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
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