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1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* vim: set ts=2 et sw=2 tw=80: */ |
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3 /* This Source Code Form is subject to the terms of the Mozilla Public |
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4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
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5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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6 |
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7 #ifndef mozilla_dom_quota_usageinfo_h__ |
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8 #define mozilla_dom_quota_usageinfo_h__ |
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9 |
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10 #include "mozilla/dom/quota/QuotaCommon.h" |
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11 |
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12 #include "mozilla/Atomics.h" |
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13 #include "Utilities.h" |
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14 |
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15 BEGIN_QUOTA_NAMESPACE |
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16 |
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17 class UsageInfo |
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18 { |
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19 public: |
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20 UsageInfo() |
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21 : mCanceled(false), mDatabaseUsage(0), mFileUsage(0) |
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22 { } |
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23 |
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24 virtual ~UsageInfo() |
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25 { } |
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26 |
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27 bool |
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28 Canceled() |
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29 { |
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30 return mCanceled; |
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31 } |
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32 |
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33 void |
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34 AppendToDatabaseUsage(uint64_t aUsage) |
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35 { |
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36 IncrementUsage(&mDatabaseUsage, aUsage); |
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37 } |
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38 |
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39 void |
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40 AppendToFileUsage(uint64_t aUsage) |
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41 { |
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42 IncrementUsage(&mFileUsage, aUsage); |
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43 } |
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44 |
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45 uint64_t |
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46 DatabaseUsage() |
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47 { |
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48 return mDatabaseUsage; |
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49 } |
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50 |
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51 uint64_t |
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52 FileUsage() |
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53 { |
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54 return mFileUsage; |
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55 } |
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56 |
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57 uint64_t |
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58 TotalUsage() |
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59 { |
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60 uint64_t totalUsage = mDatabaseUsage; |
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61 IncrementUsage(&totalUsage, mFileUsage); |
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62 return totalUsage; |
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63 } |
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64 |
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65 void |
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66 ResetUsage() |
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67 { |
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68 mDatabaseUsage = 0; |
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69 mFileUsage = 0; |
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70 } |
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71 |
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72 protected: |
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73 mozilla::Atomic<bool> mCanceled; |
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74 |
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75 private: |
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76 uint64_t mDatabaseUsage; |
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77 uint64_t mFileUsage; |
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78 }; |
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79 |
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80 END_QUOTA_NAMESPACE |
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81 |
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82 #endif // mozilla_dom_quota_usageinfo_h__ |