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add class CFStream

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This commit is contained in:
Ivan Morozov
2022-07-15 23:55:21 +03:00
parent ae4ecd4667
commit 274976815c
12 changed files with 1004 additions and 23 deletions
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74
Common/cppcf/cfstream.cpp
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@ -1,8 +1,9 @@
#include "cfstream.h"
#include "cfexception.h"
using namespace CFCPP;
CFCPP::CFStream::CFStream(std::shared_ptr<CompoundFile> compFile, std::shared_ptr<IDirectoryEntry> dirEntry) :
CFStream::CFStream(std::shared_ptr<CompoundFile> compFile, std::shared_ptr<IDirectoryEntry> dirEntry) :
CFItem(compFile)
{
if (dirEntry == nullptr || dirEntry->getSid() < 0)
@ -10,3 +11,74 @@ CFCPP::CFStream::CFStream(std::shared_ptr<CompoundFile> compFile, std::shared_pt
this->dirEntry = dirEntry;
}
void CFStream::SetData(const std::vector<BYTE> &data)
{
CheckDisposed();
compoundFile->FreeData(this);
compoundFile->WriteData(this, data);
}
void CFStream::Write(const std::vector<BYTE> &data, std::streamsize position)
{
Write(data, position, 0, data.size());
}
void CFStream::Write(const std::vector<BYTE> &data, std::streamsize position, int offset, int count)
{
CheckDisposed();
compoundFile->WriteData(this, data, position, offset, count);
}
void CFStream::Append(const std::vector<BYTE> &data)
{
CheckDisposed();
if (size() > 0)
{
compoundFile->AppendData(this, data);
}
else
{
compoundFile->WriteData(this, data);
}
}
std::vector<BYTE> CFStream::getData() const
{
CheckDisposed();
return compoundFile->GetData(this);
}
int CFStream::Read(std::vector<BYTE> &buffer, std::streamsize position, int count)
{
CheckDisposed();
return compoundFile->ReadData(this, position, buffer, 0, count);
}
int CFStream::Read(std::vector<BYTE> &buffer, std::streamsize position, int offset, int count)
{
CheckDisposed();
return compoundFile->ReadData(this, position, buffer, offset, count);
}
void CFStream::CopyFrom(const Stream &input)
{
CheckDisposed();
std::vector<BYTE> buffer(Length(input));
// if (input.CanSeek)
{
input->seekg(0, std::ios::beg);
}
input->read(reinterpret_cast<char*>(buffer.data()), Length(input));
SetData(buffer);
}
void CFStream::Resize(std::streamsize length)
{
compoundFile->SetStreamLength(this, length);
}