Help Center/ Atlas 300 Application (Model 3000)/ Matrix API Reference/ Auxiliary APIs/ Memory Management (C Language)/ HIAI_DFree
Updated on 2022-03-13 GMT+08:00
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HIAI_DFree

Releases the memory that is allocated through the HiAI interface. This API is defined in c_graph.h.

Application scenario:

When memory is allocated using HIAI_DMalloc but the SendData interface is not called to send data, the memory must be released using the HIAI_DFree interface, unless the SendData interface has been called.

Syntax

HIAI_StatusT HIAI_DFree (void* dataBuffer)

Parameter Description

Parameter

Description

Value Range

dataBuffer

Pointer to the memory to be released

-

Return Value

For details about the returned error codes, see "Error Codes."

Error Codes

No.

Error Code

Description

1

HIAI_OK

The running is OK.

2

HIAI_GRAPH_NOT_EXIST

The graph does not exist.

3

HIAI_GRAPH_INVALID_VALUE

The graph has an invalid value.

4

HIAI_GRAPH_NOT_FIND_MEMORY

The memory cannot be found.