diff options
Diffstat (limited to 'util/hash.cc')
| -rw-r--r-- | util/hash.cc | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/util/hash.cc b/util/hash.cc index ed439ce..8122fa8 100644 --- a/util/hash.cc +++ b/util/hash.cc @@ -2,15 +2,19 @@ // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. See the AUTHORS file for names of contributors. -#include <string.h> -#include "util/coding.h" #include "util/hash.h" +#include <cstring> + +#include "util/coding.h" + // The FALLTHROUGH_INTENDED macro can be used to annotate implicit fall-through // between switch labels. The real definition should be provided externally. // This one is a fallback version for unsupported compilers. #ifndef FALLTHROUGH_INTENDED -#define FALLTHROUGH_INTENDED do { } while (0) +#define FALLTHROUGH_INTENDED \ + do { \ + } while (0) #endif namespace leveldb { @@ -34,13 +38,13 @@ uint32_t Hash(const char* data, size_t n, uint32_t seed) { // Pick up remaining bytes switch (limit - data) { case 3: - h += static_cast<unsigned char>(data[2]) << 16; + h += static_cast<uint8_t>(data[2]) << 16; FALLTHROUGH_INTENDED; case 2: - h += static_cast<unsigned char>(data[1]) << 8; + h += static_cast<uint8_t>(data[1]) << 8; FALLTHROUGH_INTENDED; case 1: - h += static_cast<unsigned char>(data[0]); + h += static_cast<uint8_t>(data[0]); h *= m; h ^= (h >> r); break; @@ -48,5 +52,4 @@ uint32_t Hash(const char* data, size_t n, uint32_t seed) { return h; } - } // namespace leveldb |