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// Archive/GZipOut.cpp
#include "StdAfx.h"
#include "GZipOut.h"
#include "Windows/Defs.h"
#include "../../Common/StreamUtils.h"
namespace NArchive {
namespace NGZip {
HRESULT COutArchive::WriteBytes(const void *buffer, UInt32 size)
{
return WriteStream(m_Stream, buffer, size);
}
HRESULT COutArchive::WriteByte(Byte value)
{
return WriteBytes(&value, 1);
}
HRESULT COutArchive::WriteUInt16(UInt16 value)
{
for (int i = 0; i < 2; i++)
{
RINOK(WriteByte((Byte)value));
value >>= 8;
}
return S_OK;
}
HRESULT COutArchive::WriteUInt32(UInt32 value)
{
for (int i = 0; i < 4; i++)
{
RINOK(WriteByte((Byte)value));
value >>= 8;
}
return S_OK;
}
HRESULT COutArchive::WriteHeader(const CItem &item)
{
RINOK(WriteUInt16(kSignature));
RINOK(WriteByte(item.CompressionMethod));
RINOK(WriteByte((Byte)(item.Flags & NFileHeader::NFlags::kNameIsPresent)));
RINOK(WriteUInt32(item.Time));
RINOK(WriteByte(item.ExtraFlags));
RINOK(WriteByte(item.HostOS));
if (item.NameIsPresent())
{
RINOK(WriteBytes((const char *)item.Name, item.Name.Length()));
RINOK(WriteByte(0));
}
return S_OK;
}
HRESULT COutArchive::WritePostHeader(const CItem &item)
{
RINOK(WriteUInt32(item.FileCRC));
return WriteUInt32(item.UnPackSize32);
}
}}
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