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comparison: netwerk/cache2/CacheHashUtils.h
netwerk/cache2/CacheHashUtils.h
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:8d186c5246da |
|---|---|
| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifndef CacheHashUtils__h__ | |
| 6 #define CacheHashUtils__h__ | |
| 7 | |
| 8 #include "nsISupports.h" | |
| 9 #include "mozilla/Types.h" | |
| 10 #include "prnetdb.h" | |
| 11 #include "nsPrintfCString.h" | |
| 12 | |
| 13 #define LOGSHA1(x) \ | |
| 14 PR_htonl((reinterpret_cast<const uint32_t *>(x))[0]), \ | |
| 15 PR_htonl((reinterpret_cast<const uint32_t *>(x))[1]), \ | |
| 16 PR_htonl((reinterpret_cast<const uint32_t *>(x))[2]), \ | |
| 17 PR_htonl((reinterpret_cast<const uint32_t *>(x))[3]), \ | |
| 18 PR_htonl((reinterpret_cast<const uint32_t *>(x))[4]) | |
| 19 | |
| 20 #define SHA1STRING(x) \ | |
| 21 (nsPrintfCString("%08x%08x%08x%08x%08x", LOGSHA1(x)).get()) | |
| 22 | |
| 23 namespace mozilla { | |
| 24 namespace net { | |
| 25 | |
| 26 class CacheHash : public nsISupports | |
| 27 { | |
| 28 public: | |
| 29 NS_DECL_THREADSAFE_ISUPPORTS | |
| 30 | |
| 31 typedef uint16_t Hash16_t; | |
| 32 typedef uint32_t Hash32_t; | |
| 33 | |
| 34 static Hash32_t Hash(const char* aData, uint32_t aSize, uint32_t aInitval=0); | |
| 35 static Hash16_t Hash16(const char* aData, uint32_t aSize, | |
| 36 uint32_t aInitval=0); | |
| 37 | |
| 38 CacheHash(uint32_t aInitval=0); | |
| 39 | |
| 40 void Update(const char *aData, uint32_t aLen); | |
| 41 Hash32_t GetHash(); | |
| 42 Hash16_t GetHash16(); | |
| 43 | |
| 44 private: | |
| 45 virtual ~CacheHash() {} | |
| 46 | |
| 47 void Feed(uint32_t aVal, uint8_t aLen = 4); | |
| 48 | |
| 49 uint32_t mA, mB, mC; | |
| 50 uint8_t mPos; | |
| 51 uint32_t mBuf; | |
| 52 uint8_t mBufPos; | |
| 53 uint32_t mLength; | |
| 54 bool mFinalized; | |
| 55 }; | |
| 56 | |
| 57 | |
| 58 } // net | |
| 59 } // mozilla | |
| 60 | |
| 61 #endif |
