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This commit is contained in:
Igor Pavlov
2005-05-30 00:00:00 +00:00
committed by Kornel Lesiński
parent 8c1b5c7b7e
commit 3c510ba80b
926 changed files with 40559 additions and 23519 deletions
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60
7zip/Archive/GZip/GZipOut.cpp
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@@ -9,40 +9,60 @@
namespace NArchive {
namespace NGZip {
HRESULT COutArchive::WriteBytes(const void *buffer, UINT32 size)
HRESULT COutArchive::WriteBytes(const void *buffer, UInt32 size)
{
UINT32 processedSize;
UInt32 processedSize;
RINOK(m_Stream->Write(buffer, size, &processedSize));
if(processedSize != size)
return E_FAIL;
return S_OK;
}
HRESULT COutArchive::WriteHeader(const CItem &item)
HRESULT COutArchive::WriteByte(Byte value)
{
NFileHeader::CBlock header;
header.Id = kSignature;
header.CompressionMethod = item.CompressionMethod;
header.Flags = item.Flags;
header.Flags &= NFileHeader::NFlags::kNameIsPresent;
header.Time = item.Time;
header.ExtraFlags = item.ExtraFlags;
header.HostOS = item.HostOS;
RINOK(WriteBytes(&header, sizeof(header)));
if (item.NameIsPresent())
return WriteBytes(&value, 1);
}
HRESULT COutArchive::WriteUInt16(UInt16 value)
{
for (int i = 0; i < 2; i++)
{
RINOK(WriteBytes((LPCSTR)item.Name, item.Name.Length()));
BYTE zero = 0;
RINOK(WriteBytes(&zero, sizeof(zero)));
RINOK(WriteByte((Byte)value));
value >>= 8;
}
// check it
return S_OK;
}
HRESULT COutArchive::WritePostInfo(UINT32 crc, UINT32 unpackSize)
HRESULT COutArchive::WriteUInt32(UInt32 value)
{
RINOK(WriteBytes(&crc, sizeof(crc)));
return WriteBytes(&unpackSize, sizeof(unpackSize));
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(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);
}
}}