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#include <string.h>
#include "decompress.h"
#include <zlib.h>
#include <stdlib.h>
size_t UnZip(UInt8* compressedbuffer, size_t reclen, UInt8* tgtbuffer, size_t bsize)
{
z_stream zstream;
memset(&zstream,sizeof(zstream),0);
zstream.next_in = compressedbuffer;
zstream.next_out = tgtbuffer;
zstream.avail_out = bsize;
zstream.avail_in = reclen;
int keylen = 0;
zstream.zalloc = Z_NULL;
zstream.zfree = Z_NULL;
zstream.opaque = Z_NULL;
// printf("Initialising\n");
inflateInit(&zstream);
int err = 0;
do {
if ( zstream.avail_in == 0 && 0 < keylen ) {
zstream.next_in = compressedbuffer + keylen;
zstream.avail_in = reclen - keylen;
keylen = 0;
}
zstream.next_out = tgtbuffer;
zstream.avail_out = bsize;
err = inflate( &zstream, Z_SYNC_FLUSH );
// //qDebug("err:%d - %u", err, zstream.avail_in);
} while ( err == Z_OK );
inflateEnd(&zstream);
return zstream.total_out;
}
#if defined(__STATIC) && defined(USENEF)
#include "Model.h"
size_t (*getdecompressor(char* _s))(UInt8*, size_t, UInt8*, size_t)
{
if (strcmp(_s, "PluckerDecompress3") == 0)
{
return PluckerDecompress3;
}
if (strcmp(_s, "PluckerDecompress4") == 0)
{
return PluckerDecompress4;
}
if (strcmp(_s, "RebDecompress") == 0)
{
return RebDecompress;
}
return NULL;
}
#else
#include "qfileinfo.h"
#include <dlfcn.h>
size_t (*getdecompressor(char* _s))(UInt8*, size_t, UInt8*, size_t)
{
#ifdef USEQPE
#ifdef OPIE
QString codecpath(getenv("OPIEDIR"));
#else
QString codecpath(getenv("QTDIR"));
#endif
codecpath += "/plugins/reader/support/libpluckerdecompress.so";
#else
QString codecpath(getenv("READERDIR"));
codecpath += "/support/libpluckerdecompress.so";
#endif
qDebug("Codec:%s", (const char*)codecpath);
if (QFile::exists(codecpath))
{
qDebug("Codec:%s", (const char*)codecpath);
void* handle = dlopen(codecpath, RTLD_LAZY);
if (handle == 0)
{
qDebug("Can't find codec:%s", dlerror());
return NULL;
}
return (size_t (*)(UInt8*, size_t, UInt8*, size_t))dlsym(handle, _s);
}
return NULL;
}
#endif
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