/*****************************************************
*类型：公有成员函数
*功能：打开指定的文件.注意,此方法会将打开的文件内容清零.
***************************************************/
bool MyFile::Open(const QString& fileName)
{
this->file = fopen(fileName.toAscii(), "w+");
fclose(this->file);
this->file = fopen(fileName.toAscii(), "r+b");
MY_FILE_HEADER fileHeader;
WriteFileHead(fileHeader);
isSaveAs = true;
this->fileName = fileName;
return true;
}
bool CResUpdater::Update(
const char* pFilepath )
{
GetOldFileHead(pFilepath);
m_pPatchFileHead = GetPatchFileHead();
DWORD dwRemoveFileCount = m_pPatchFileHead->dwRemoveFileCount;
DWORD dwAddFileCount = m_pPatchFileHead->dwAddFileCount;
const DWORD& dwVolumeCount = m_pPatchFileHead->dwVolumeCount;
UHashValue* pRemoveList = (UHashValue*)(m_pPatchFileHead + 1);
DataIndex1* pVolumeIndex = (DataIndex1*)(pRemoveList + dwRemoveFileCount);
char szNewPath[260] = {0};
sprintf(szNewPath, "%s.bak", pFilepath);
/**
*@note 将老文件中的保留的数据存进文件，并保存好新的索引
*/
m_NewResFile.OpenByWrite(szNewPath);
DWORD dwFileCount = m_pOldFileHead->dwFileCount + dwAddFileCount - dwRemoveFileCount;
bool bRc = WriteOldData(dwFileCount, pRemoveList, dwRemoveFileCount);
if ( !bRc )
{
return false;
}
/**
*@note 将新加的数据写进新文件
*/
BYTE szKey[8];
bRc = Unpack(
m_pPatchFileHead->dwMaxVolumeSize,
m_pPatchFileHead->dwVolumeCount,
Raw_E_Algo, szKey,
pVolumeIndex);
//bRc = !!WriteNewData(pVolumeIndex, dwVolumeCount);
DestroyPatchFileHead(m_pPatchFileHead);
if ( !bRc )
{
return false;
}
WriteFileHead();
m_NewResFile.Close();
bRc = !!FileSystem::CFile::Remove(pFilepath);
if ( !bRc )
{
return false;
}
bRc = !!FileSystem::CFile::Rename(szNewPath, pFilepath);
return bRc;
}