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authorAnton Samokhvalov <pg83@yandex.ru>2022-02-10 16:45:15 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:15 +0300
commit72cb13b4aff9bc9cf22e49251bc8fd143f82538f (patch)
treeda2c34829458c7d4e74bdfbdf85dff449e9e7fb8 /library/cpp/digest/crc32c/crc32c.cpp
parent778e51ba091dc39e7b7fcab2b9cf4dbedfb6f2b5 (diff)
downloadydb-72cb13b4aff9bc9cf22e49251bc8fd143f82538f.tar.gz
Restoring authorship annotation for Anton Samokhvalov <pg83@yandex.ru>. Commit 1 of 2.
Diffstat (limited to 'library/cpp/digest/crc32c/crc32c.cpp')
-rw-r--r--library/cpp/digest/crc32c/crc32c.cpp54
1 files changed, 27 insertions, 27 deletions
diff --git a/library/cpp/digest/crc32c/crc32c.cpp b/library/cpp/digest/crc32c/crc32c.cpp
index 369b46a213..63daa12859 100644
--- a/library/cpp/digest/crc32c/crc32c.cpp
+++ b/library/cpp/digest/crc32c/crc32c.cpp
@@ -1,40 +1,40 @@
#include "crc32c.h"
-
+
#include <util/generic/singleton.h>
#include <contrib/libs/crcutil/interface.h>
-namespace {
- typedef crcutil_interface::CRC TCrc;
-
- struct TCrcUtilSse4 {
- TCrc* const Pimpl;
+namespace {
+ typedef crcutil_interface::CRC TCrc;
+
+ struct TCrcUtilSse4 {
+ TCrc* const Pimpl;
TCrcUtilSse4() noexcept
- : Pimpl(TCrc::Create(0x82f63b78, 0, 32, true, 0, 0, 0, TCrc::IsSSE42Available(), nullptr))
- {
- }
+ : Pimpl(TCrc::Create(0x82f63b78, 0, 32, true, 0, 0, 0, TCrc::IsSSE42Available(), nullptr))
+ {
+ }
- ~TCrcUtilSse4() noexcept {
- Pimpl->Delete();
- }
+ ~TCrcUtilSse4() noexcept {
+ Pimpl->Delete();
+ }
inline ui32 Extend(ui32 init, const void* data, size_t n) const noexcept {
- crcutil_interface::UINT64 sum = init;
- Pimpl->Compute(data, n, &sum);
- return (ui32)sum;
- }
+ crcutil_interface::UINT64 sum = init;
+ Pimpl->Compute(data, n, &sum);
+ return (ui32)sum;
+ }
};
-}
-
-ui32 Crc32c(const void* p, size_t size) noexcept {
- return Singleton<TCrcUtilSse4>()->Extend(0, p, size);
-}
-
-ui32 Crc32cExtend(ui32 init, const void* data, size_t n) noexcept {
- return Singleton<TCrcUtilSse4>()->Extend(init, data, n);
-}
+}
-bool HaveFastCrc32c() noexcept {
- return TCrc::IsSSE42Available();
+ui32 Crc32c(const void* p, size_t size) noexcept {
+ return Singleton<TCrcUtilSse4>()->Extend(0, p, size);
}
+
+ui32 Crc32cExtend(ui32 init, const void* data, size_t n) noexcept {
+ return Singleton<TCrcUtilSse4>()->Extend(init, data, n);
+}
+
+bool HaveFastCrc32c() noexcept {
+ return TCrc::IsSSE42Available();
+}