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authorAnton Samokhvalov <pg83@yandex.ru>2022-02-10 16:45:17 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:17 +0300
commitd3a398281c6fd1d3672036cb2d63f842d2cb28c5 (patch)
treedd4bd3ca0f36b817e96812825ffaf10d645803f2 /library/cpp/blockcodecs/core/common.h
parent72cb13b4aff9bc9cf22e49251bc8fd143f82538f (diff)
downloadydb-d3a398281c6fd1d3672036cb2d63f842d2cb28c5.tar.gz
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 2 of 2.
Diffstat (limited to 'library/cpp/blockcodecs/core/common.h')
-rw-r--r--library/cpp/blockcodecs/core/common.h138
1 files changed, 69 insertions, 69 deletions
diff --git a/library/cpp/blockcodecs/core/common.h b/library/cpp/blockcodecs/core/common.h
index 33649cf567..f05df4d334 100644
--- a/library/cpp/blockcodecs/core/common.h
+++ b/library/cpp/blockcodecs/core/common.h
@@ -1,105 +1,105 @@
#pragma once
-
-#include "codecs.h"
-
-#include <util/ysaveload.h>
+
+#include "codecs.h"
+
+#include <util/ysaveload.h>
#include <util/stream/null.h>
-#include <util/stream/mem.h>
-#include <util/string/cast.h>
-#include <util/string/join.h>
-#include <util/system/align.h>
-#include <util/system/unaligned_mem.h>
-#include <util/generic/hash.h>
-#include <util/generic/cast.h>
-#include <util/generic/buffer.h>
+#include <util/stream/mem.h>
+#include <util/string/cast.h>
+#include <util/string/join.h>
+#include <util/system/align.h>
+#include <util/system/unaligned_mem.h>
+#include <util/generic/hash.h>
+#include <util/generic/cast.h>
+#include <util/generic/buffer.h>
#include <util/generic/array_ref.h>
-#include <util/generic/singleton.h>
-#include <util/generic/algorithm.h>
-#include <util/generic/mem_copy.h>
-
+#include <util/generic/singleton.h>
+#include <util/generic/algorithm.h>
+#include <util/generic/mem_copy.h>
+
namespace NBlockCodecs {
- struct TDecompressError: public TDataError {
- TDecompressError(int code) {
- *this << "cannot decompress (errcode " << code << ")";
- }
-
- TDecompressError(size_t exp, size_t real) {
- *this << "broken input (expected len: " << exp << ", got: " << real << ")";
- }
+ struct TDecompressError: public TDataError {
+ TDecompressError(int code) {
+ *this << "cannot decompress (errcode " << code << ")";
+ }
+
+ TDecompressError(size_t exp, size_t real) {
+ *this << "broken input (expected len: " << exp << ", got: " << real << ")";
+ }
};
- struct TCompressError: public TDataError {
- TCompressError(int code) {
- *this << "cannot compress (errcode " << code << ")";
- }
+ struct TCompressError: public TDataError {
+ TCompressError(int code) {
+ *this << "cannot compress (errcode " << code << ")";
+ }
};
- struct TNullCodec: public ICodec {
+ struct TNullCodec: public ICodec {
size_t DecompressedLength(const TData& in) const override {
return in.size();
- }
-
+ }
+
size_t MaxCompressedLength(const TData& in) const override {
return in.size();
- }
-
+ }
+
size_t Compress(const TData& in, void* out) const override {
MemCopy((char*)out, in.data(), in.size());
-
+
return in.size();
- }
-
+ }
+
size_t Decompress(const TData& in, void* out) const override {
MemCopy((char*)out, in.data(), in.size());
-
+
return in.size();
- }
-
+ }
+
TStringBuf Name() const noexcept override {
return TStringBuf("null");
- }
- };
-
- template <class T>
- struct TAddLengthCodec: public ICodec {
- static inline void Check(const TData& in) {
+ }
+ };
+
+ template <class T>
+ struct TAddLengthCodec: public ICodec {
+ static inline void Check(const TData& in) {
if (in.size() < sizeof(ui64)) {
- ythrow TDataError() << "too small input";
- }
- }
-
+ ythrow TDataError() << "too small input";
+ }
+ }
+
size_t DecompressedLength(const TData& in) const override {
- Check(in);
-
+ Check(in);
+
return ReadUnaligned<ui64>(in.data());
- }
-
+ }
+
size_t MaxCompressedLength(const TData& in) const override {
return T::DoMaxCompressedLength(in.size()) + sizeof(ui64);
- }
-
+ }
+
size_t Compress(const TData& in, void* out) const override {
- ui64* ptr = (ui64*)out;
-
+ ui64* ptr = (ui64*)out;
+
WriteUnaligned<ui64>(ptr, (ui64) in.size());
-
+
return Base()->DoCompress(!in ? TData(TStringBuf("")) : in, ptr + 1) + sizeof(*ptr);
- }
-
+ }
+
size_t Decompress(const TData& in, void* out) const override {
- Check(in);
-
+ Check(in);
+
const auto len = ReadUnaligned<ui64>(in.data());
-
+
if (!len)
return 0;
Base()->DoDecompress(TData(in).Skip(sizeof(len)), out, len);
return len;
- }
-
+ }
+
inline const T* Base() const noexcept {
- return static_cast<const T*>(this);
- }
- };
-}
+ return static_cast<const T*>(this);
+ }
+ };
+}