//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int ReadQuakeFile(quakefile_t *qf, void *buffer, int length)
{
FILE *fp;
unzFile zf;
if (qf->zipfile)
{
//open the zip file
zf = unzOpen(qf->pakfile);
//set the file position in the zip file (also sets the current file info)
unzSetOffset(zf, qf->pos);
//open the Quake file in the zip file
unzOpenCurrentFile(zf);
//read the Quake file from the zip file
length = unzReadCurrentFile(zf, buffer, length);
//close the Quake file in the zip file
unzCloseCurrentFile(zf);
//close the zip file
unzClose(zf);
return length;
} //end if
else
{
fp = SafeOpenRead(qf->filename);
SafeRead(fp, buffer, length);
fclose(fp);
return length;
} //end else
} //end of the function ReadQuakeFile
bool KAppRes::GetRawDataFromRes(
const std::string& strId,
void** ppBuffer,
unsigned long& dwSize
)
{
bool retval = false;
KResStore::iterator store;
KResOffset::iterator offset;
unsigned long dwOffset;
int nRetCode;
if (!ppBuffer)
goto clean0;
offset = m_mapResOffset.find(strId);
if (offset == m_mapResOffset.end())
goto clean0;
dwOffset = offset->second.first;
dwSize = offset->second.second;
*ppBuffer = new unsigned char[dwSize+1];
if (!*ppBuffer)
goto clean0;
nRetCode = unzSetOffset(m_pResPackData, dwOffset);
if (nRetCode != UNZ_OK)
goto clean0;
nRetCode = unzOpenCurrentFile(m_pResPackData);
if (nRetCode != UNZ_OK)
goto clean0;
nRetCode = unzReadCurrentFile(m_pResPackData, *ppBuffer, dwSize);
if (0 == nRetCode)
goto clean0;
retval = true;
clean0:
if (!retval)
{
if (ppBuffer)
{
if (*ppBuffer)
{
delete[] (*ppBuffer);
*ppBuffer = NULL;
}
}
}
return retval;
}
//-----------------------------------------------------------------//
bool unzip::get_file(uint32_t index, char* buff)
{
if(index < static_cast<uint32_t>(files_.size())) {
unzSetOffset(hnd_, files_[index].ofs_);
if(unzOpenCurrentFile(hnd_) != UNZ_OK) return false;
size_t sz = get_filesize(index);
unzReadCurrentFile(hnd_, buff, sz);
unzCloseCurrentFile(hnd_);
return true;
}
return false;
}
//===========================================================================
//
// Parameter: -
// Returns: -
// Changes Globals: -
//===========================================================================
int LoadQuakeFile(quakefile_t *qf, void **bufferptr)
{
FILE *fp;
void *buffer;
int length;
unzFile zf;
if (qf->zipfile)
{
//open the zip file
zf = unzOpen(qf->pakfile);
//set the file position in the zip file (also sets the current file info)
unzSetOffset(zf, qf->pos);
//open the Quake file in the zip file
unzOpenCurrentFile(zf);
//allocate memory for the buffer
length = qf->length;
buffer = GetMemory(length+1);
//read the Quake file from the zip file
length = unzReadCurrentFile(zf, buffer, length);
//close the Quake file in the zip file
unzCloseCurrentFile(zf);
//close the zip file
unzClose(zf);
*bufferptr = buffer;
return length;
} //end if
else
{
fp = SafeOpenRead(qf->filename);
length = qf->length;
if (!length) length = Q_filelength(fp);
buffer = GetMemory(length+1);
((char *)buffer)[length] = 0;
SafeRead(fp, buffer, length);
fclose(fp);
*bufferptr = buffer;
return length;
} //end else
} //end of the function LoadQuakeFile
//-----------------------------------------------------------------//
bool unzip::create_file(uint32_t index, const std::string& filename)
{
if(index < static_cast<uint32_t>(files_.size())) {
unzSetOffset(hnd_, files_[index].ofs_);
if(unzOpenCurrentFile(hnd_) != UNZ_OK) return false;
utils::file_io fout;
fout.open(filename, "wb");
char buff[4096];
uLong sz;
while((sz = unzReadCurrentFile(hnd_, buff, sizeof(buff))) > 0) {
fout.write(buff, 1, sz);
}
unzCloseCurrentFile(hnd_);
fout.close();
return true;
}
return false;
}