acltdtGetBufFromChain

Product	Supported
Atlas 350 Accelerator Card	☓
Atlas A3 training product/Atlas A3 inference product	☓
Atlas A2 training product/Atlas A2 inference product	☓
Atlas 200I/500 A2 inference product	√
Atlas inference product	☓
Atlas training product	☓

Obtains the Nth Mbuf in a Mbuf chain. (N is the value of index.)

aclError acltdtGetBufFromChain(acltdtBuf headBuf, uint32_t index, acltdtBuf *buf)

Parameter	Input/Output	Description
headBuf	Input	First shared buffer at the head of the shared buffer chain. For details about the type definition, see acltdtBuf. The shared buffer must be obtained by calling acltdtAllocBuf or acltdtCopyBufRef.
index	Input	Index of a shared buffer in a shared buffer chain (starting from 0).
buf	Output	Shared buffer specified by index. For details about the type definition, see acltdtBuf.

Parameter

Input/Output

Description

headBuf

Input

First shared buffer at the head of the shared buffer chain. For details about the type definition, see acltdtBuf.

The shared buffer must be obtained by calling acltdtAllocBuf or acltdtCopyBufRef.

index

Input

Index of a shared buffer in a shared buffer chain (starting from 0).

buf

Output

Shared buffer specified by index. For details about the type definition, see acltdtBuf.

0 on success; otherwise, failure. For details, see aclError.

Parent topic: Shared Buffer Management