Class ForeignStorageBuffer¶

class ForeignStorageBuffer : public Data_Namespace::AbstractBuffer ¶

Public Functions

ForeignStorageBuffer(const ChunkKey &chunk_key, PersistentForeignStorageInterface *persistent_foreign_storage)¶

void read(int8_t *const dst, const size_t numBytes, const size_t offset = 0, const Data_Namespace::MemoryLevel dstBufferType = Data_Namespace::CPU_LEVEL, const int dstDeviceId = -1)¶

void append(int8_t *src, const size_t numBytes, const Data_Namespace::MemoryLevel srcBufferType = Data_Namespace::CPU_LEVEL, const int deviceId = -1)¶

Data_Namespace::MemoryLevel getType() const¶

std::vector<int8_t> moveBuffer()¶

void write(int8_t *src, const size_t numBytes, const size_t offset = 0, const Data_Namespace::MemoryLevel srcBufferType = Data_Namespace::CPU_LEVEL, const int srcDeviceId = -1)¶

void reserve(size_t numBytes)¶

int8_t *getMemoryPtr()¶

size_t pageCount() const¶

size_t pageSize() const¶

size_t reservedSize() const¶

int8_t *tryZeroCopy(const size_t numBytes)¶

Private Members

const ChunkKey chunk_key_¶

PersistentForeignStorageInterface *persistent_foreign_storage_¶

std::vector<int8_t> buff_¶