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generalize/cleanup

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This commit is contained in:
Glenn Maynard
2004-12-11 04:23:48 +00:00
parent de0eed990d
commit 1552944b98
1 changed files with 14 additions and 12 deletions
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stepmania/src/RageFileDriverZip.cpp
+14 -12
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@@ -70,7 +70,7 @@ class RageFileObjZipDeflated: public RageFileObj
{
private:
const FileInfo &info;
RageFile zip;
RageFileBasic *m_pFile;
int CFilePos, UFilePos;
z_stream dstrm;
@@ -78,7 +78,7 @@ private:
int decomp_buf_avail;
public:
RageFileObjZipDeflated( const RageFile &f, const FileInfo &info );
RageFileObjZipDeflated( RageFileBasic *pFile, const FileInfo &info );
RageFileObjZipDeflated( const RageFileObjZipDeflated &cpy );
~RageFileObjZipDeflated();
int ReadInternal( void *pBuffer, size_t iBytes );
@@ -437,7 +437,7 @@ RageFileBasic *RageFileDriverZip::Open( const CString &path, int mode, int &err
case STORED:
return new RageFileObjZipStored( zip.Copy(), info->data_offset, info->uncompr_size );
case DEFLATED:
return new RageFileObjZipDeflated( zip, *info );
return new RageFileObjZipDeflated( zip.Copy(), *info );
default:
/* unknown compression method */
ASSERT( 0 );
@@ -454,10 +454,10 @@ void RageFileDriverZip::FlushDirCache( const CString &sPath )
/* We make a copy of the RageFile: multiple files may read from the same ZIP at once;
* this way, we don't have to keep seeking around. */
RageFileObjZipDeflated::RageFileObjZipDeflated( const RageFile &f, const FileInfo &info_ ):
info(info_),
zip( f )
RageFileObjZipDeflated::RageFileObjZipDeflated( RageFileBasic *pFile, const FileInfo &info_ ):
info(info_)
{
m_pFile = pFile;
decomp_buf_avail = 0;
dstrm.zalloc = Z_NULL;
@@ -475,14 +475,14 @@ RageFileObjZipDeflated::RageFileObjZipDeflated( const RageFile &f, const FileInf
RageFileObjZipDeflated::RageFileObjZipDeflated( const RageFileObjZipDeflated &cpy ):
RageFileObj( cpy ),
info( cpy.info ),
zip( cpy.zip )
info( cpy.info )
{
/* XXX completely untested */
/* Copy the entire decode state. */
/* inflateInit2 isn't widespread yet */
ASSERT( 0 );
/*
m_pFile = cpy.m_pFile->Copy();
inflateCopy( &dstrm, const_cast<z_streamp>(&cpy.dstrm) );
decomp_buf_ptr = decomp_buf + (cpy.decomp_buf_ptr - cpy.decomp_buf);
@@ -495,6 +495,8 @@ RageFileObjZipDeflated::RageFileObjZipDeflated( const RageFileObjZipDeflated &cp
RageFileObjZipDeflated::~RageFileObjZipDeflated()
{
delete m_pFile;
int err = inflateEnd( &dstrm );
if( err != Z_OK )
LOG->Trace( "Huh? inflateEnd() err = %i", err );
@@ -510,10 +512,10 @@ int RageFileObjZipDeflated::ReadInternal( void *buf, size_t bytes )
{
decomp_buf_ptr = decomp_buf;
decomp_buf_avail = 0;
int got = zip.Read( decomp_buf, sizeof(decomp_buf) );
int got = m_pFile->Read( decomp_buf, sizeof(decomp_buf) );
if( got == -1 )
{
SetError( zip.GetError() );
SetError( m_pFile->GetError() );
return -1;
}
if( got == 0 )
@@ -569,7 +571,7 @@ int RageFileObjZipDeflated::SeekInternal( int iPos )
{
UFilePos = info.uncompr_size;
CFilePos = info.compr_size;
zip.Seek( info.data_offset + info.compr_size );
m_pFile->Seek( info.data_offset + info.compr_size );
decomp_buf_ptr = decomp_buf;
decomp_buf_avail = 0;
inflateReset( &dstrm );
@@ -582,7 +584,7 @@ int RageFileObjZipDeflated::SeekInternal( int iPos )
decomp_buf_ptr = decomp_buf;
decomp_buf_avail = 0;
zip.Seek( info.data_offset );
m_pFile->Seek( info.data_offset );
CFilePos = 0;
UFilePos = 0;
}