#ifndef CEPH_COMPRESSOR_H
#define CEPH_COMPRESSOR_H
+
+#include <memory>
#include <string>
#include <boost/optional.hpp>
-#include "include/memory.h"
+#include "include/assert.h" // boost clobbers this
#include "include/buffer.h"
+#include "include/int_types.h"
class Compressor;
-typedef shared_ptr<Compressor> CompressorRef;
+typedef std::shared_ptr<Compressor> CompressorRef;
+class CephContext;
class Compressor {
public:
COMP_ALG_SNAPPY = 1,
COMP_ALG_ZLIB = 2,
COMP_ALG_ZSTD = 3,
+ COMP_ALG_LZ4 = 4,
COMP_ALG_LAST //the last value for range checks
};
// compression options
CompressionAlgorithm get_type() const {
return alg;
}
- virtual int compress(const bufferlist &in, bufferlist &out) = 0;
- virtual int decompress(const bufferlist &in, bufferlist &out) = 0;
+ virtual int compress(const ceph::bufferlist &in, ceph::bufferlist &out) = 0;
+ virtual int decompress(const ceph::bufferlist &in, ceph::bufferlist &out) = 0;
// this is a bit weird but we need non-const iterator to be in
// alignment with decode methods
- virtual int decompress(bufferlist::iterator &p, size_t compressed_len, bufferlist &out) = 0;
+ virtual int decompress(ceph::bufferlist::iterator &p, size_t compressed_len, ceph::bufferlist &out) = 0;
static CompressorRef create(CephContext *cct, const std::string &type);
static CompressorRef create(CephContext *cct, int alg);