diff options
Diffstat (limited to 'zenstore/compactcas.h')
| -rw-r--r-- | zenstore/compactcas.h | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/zenstore/compactcas.h b/zenstore/compactcas.h index 8f7c0213b..a3f3121e6 100644 --- a/zenstore/compactcas.h +++ b/zenstore/compactcas.h @@ -23,17 +23,42 @@ namespace zen { struct CasDiskLocation { - uint64_t Offset; - // If we wanted to be able to store larger chunks using this storage mechanism then - // we could make this more like the IoStore index so we can store larger chunks. - // I.e use five bytes for size and seven for offset - uint32_t Size; + CasDiskLocation(uint64_t InOffset, uint64_t InSize) + { + ZEN_ASSERT(InOffset <= 0xff'ffff'ffff); + ZEN_ASSERT(InSize <= 0xff'ffff'ffff); + + memcpy(&m_Offset[0], &InOffset, sizeof m_Offset); + memcpy(&m_Size[0], &InSize, sizeof m_Size); + } + + CasDiskLocation() = default; + + inline uint64_t GetOffset() const + { + uint64_t Offset = 0; + memcpy(&Offset, &m_Offset, sizeof m_Offset); + return Offset; + } + + inline uint64_t GetSize() const + { + uint64_t Size = 0; + memcpy(&Size, &m_Size, sizeof m_Size); + return Size; + } + +private: + uint8_t m_Offset[5]; + uint8_t m_Size[5]; }; struct CasDiskIndexEntry { IoHash Key; CasDiskLocation Location; + ZenContentType ContentType = ZenContentType::kUnknownContentType; + uint8_t Flags = 0; }; #pragma pack(pop) @@ -61,7 +86,7 @@ struct CasContainerStrategy void Initialize(const std::string_view ContainerBaseName, uint64_t Alignment, bool IsNewStore); void Flush(); void Scrub(ScrubContext& Ctx); - void GarbageCollect(GcContext& GcCtx); + void CollectGarbage(GcContext& GcCtx); private: const CasStoreConfiguration& m_Config; @@ -81,4 +106,6 @@ private: void MakeSnapshot(); }; +void compactcas_forcelink(); + } // namespace zen |