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authorbabenko <babenko@yandex-team.ru>2022-02-10 16:49:19 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:49:19 +0300
commitcec37806d8847aa3db53bafc9e251d4aaf325c12 (patch)
tree4a61c191e93e31d9ab423e258c71ab43550ee3d2 /library/cpp/yt/coding/zig_zag-inl.h
parent58cd0b86ed99a72df22479e26a20bc1c1e57e65e (diff)
downloadydb-cec37806d8847aa3db53bafc9e251d4aaf325c12.tar.gz
Restoring authorship annotation for <babenko@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'library/cpp/yt/coding/zig_zag-inl.h')
-rw-r--r--library/cpp/yt/coding/zig_zag-inl.h80
1 files changed, 40 insertions, 40 deletions
diff --git a/library/cpp/yt/coding/zig_zag-inl.h b/library/cpp/yt/coding/zig_zag-inl.h
index c611f7e1d4..67ad1f98b0 100644
--- a/library/cpp/yt/coding/zig_zag-inl.h
+++ b/library/cpp/yt/coding/zig_zag-inl.h
@@ -1,40 +1,40 @@
-#ifndef ZIG_ZAG_INL_H_
-#error "Direct inclusion of this file is not allowed, include zig_zag.h"
-// For the sake of sane code completion.
-#include "zig_zag.h"
-#endif
-#undef ZIG_ZAG_INL_H_
-
-namespace NYT {
-
-////////////////////////////////////////////////////////////////////////////////
-
-inline ui32 ZigZagEncode32(i32 n)
-{
- // Note: the right-shift must be arithmetic.
- // Note: left shift must be unsigned because of overflow.
- return (static_cast<ui32>(n) << 1) ^ static_cast<ui32>(n >> 31);
-}
-
-inline i32 ZigZagDecode32(ui32 n)
-{
- // Note: using unsigned types prevent undefined behavior.
- return static_cast<i32>((n >> 1) ^ (~(n & 1) + 1));
-}
-
-inline ui64 ZigZagEncode64(i64 n)
-{
- // Note: the right-shift must be arithmetic.
- // Note: left shift must be unsigned because of overflow.
- return (static_cast<ui64>(n) << 1) ^ static_cast<ui64>(n >> 63);
-}
-
-inline i64 ZigZagDecode64(ui64 n)
-{
- // Note: using unsigned types prevent undefined behavior.
- return static_cast<i64>((n >> 1) ^ (~(n & 1) + 1));
-}
-
-////////////////////////////////////////////////////////////////////////////////
-
-} // namespace NYT
+#ifndef ZIG_ZAG_INL_H_
+#error "Direct inclusion of this file is not allowed, include zig_zag.h"
+// For the sake of sane code completion.
+#include "zig_zag.h"
+#endif
+#undef ZIG_ZAG_INL_H_
+
+namespace NYT {
+
+////////////////////////////////////////////////////////////////////////////////
+
+inline ui32 ZigZagEncode32(i32 n)
+{
+ // Note: the right-shift must be arithmetic.
+ // Note: left shift must be unsigned because of overflow.
+ return (static_cast<ui32>(n) << 1) ^ static_cast<ui32>(n >> 31);
+}
+
+inline i32 ZigZagDecode32(ui32 n)
+{
+ // Note: using unsigned types prevent undefined behavior.
+ return static_cast<i32>((n >> 1) ^ (~(n & 1) + 1));
+}
+
+inline ui64 ZigZagEncode64(i64 n)
+{
+ // Note: the right-shift must be arithmetic.
+ // Note: left shift must be unsigned because of overflow.
+ return (static_cast<ui64>(n) << 1) ^ static_cast<ui64>(n >> 63);
+}
+
+inline i64 ZigZagDecode64(ui64 n)
+{
+ // Note: using unsigned types prevent undefined behavior.
+ return static_cast<i64>((n >> 1) ^ (~(n & 1) + 1));
+}
+
+////////////////////////////////////////////////////////////////////////////////
+
+} // namespace NYT