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BioLoad

Function Definition

Loads an object. This interface is asynchronous.

Implementation

CResult BioLoad(uint64_t tenantId, const char *key, uint64_t offset, uint64_t length, ObjLocation location, BioLoadCallback callback, void *context)

Parameters

**Table 1** Parameters
Parameter	Data Type	Input/Output	Description
tenantId	uint64_t	Input	Tenant ID.
key	const char*	Input	Object key.
offset	uint64_t	Input	Offset of data to be loaded.
length	uint64_t	Input	Length of data to be loaded.
location	ObjLocation	Input	Object location.
callback	BioLoadCallback	Input	Asynchronous callback function.
context	void*	Input	Callback context.

Return Values

**Table 2** Return values
Return Value	Description
RET_CACHE_OK	The operation is successful.
RET_CACHE_NOT_FOUND	The cache instance is not found.
RET_CACHE_EPERM	The input parameter is incorrect.
RET_CACHE_NOT_READY	The BoostIO service is not ready.
RET_CACHE_NEED_RETRY	A retry is required.
RET_CACHE_PT_FAULT	The object location cannot be written due to a partition error.
RET_CACHE_ERROR	The operation failed.

Parent topic: API Reference