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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /netwerk/cache2/CacheHashUtils.h | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | netwerk/cache2/CacheHashUtils.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/netwerk/cache2/CacheHashUtils.h b/netwerk/cache2/CacheHashUtils.h new file mode 100644 index 0000000000..6ab7df972a --- /dev/null +++ b/netwerk/cache2/CacheHashUtils.h @@ -0,0 +1,69 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef CacheHashUtils__h__ +#define CacheHashUtils__h__ + +#include "nsISupports.h" +#include "mozilla/Types.h" +#include "prnetdb.h" +#include "nsPrintfCString.h" + +#define LOGSHA1(x) \ + PR_htonl((reinterpret_cast<const uint32_t*>(x))[0]), \ + PR_htonl((reinterpret_cast<const uint32_t*>(x))[1]), \ + PR_htonl((reinterpret_cast<const uint32_t*>(x))[2]), \ + PR_htonl((reinterpret_cast<const uint32_t*>(x))[3]), \ + PR_htonl((reinterpret_cast<const uint32_t*>(x))[4]) + +#define SHA1STRING(x) \ + (nsPrintfCString("%08x%08x%08x%08x%08x", LOGSHA1(x)).get()) + +namespace mozilla { + +class OriginAttributes; + +namespace net { + +class CacheHash : public nsISupports { + public: + NS_DECL_THREADSAFE_ISUPPORTS + + using Hash16_t = uint16_t; + using Hash32_t = uint32_t; + + static Hash32_t Hash(const char* aData, uint32_t aSize, + uint32_t aInitval = 0); + static Hash16_t Hash16(const char* aData, uint32_t aSize, + uint32_t aInitval = 0); + + explicit CacheHash(uint32_t aInitval = 0); + + void Update(const char* aData, uint32_t aLen); + Hash32_t GetHash(); + Hash16_t GetHash16(); + + private: + virtual ~CacheHash() = default; + + void Feed(uint32_t aVal, uint8_t aLen = 4); + + static const uint32_t kGoldenRation = 0x9e3779b9; + + uint32_t mA{kGoldenRation}, mB{kGoldenRation}, mC; + uint8_t mPos{0}; + uint32_t mBuf{0}; + uint8_t mBufPos{0}; + uint32_t mLength{0}; + bool mFinalized{false}; +}; + +using OriginAttrsHash = uint64_t; + +OriginAttrsHash GetOriginAttrsHash(const mozilla::OriginAttributes& aOA); + +} // namespace net +} // namespace mozilla + +#endif |