---
title: mbuf_get_tso_requested
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.4+]
path: kernel/1535781-mbuf_get_tso_requested
---

# mbuf_get_tso_requested

## Declaration

```occ
errno_t mbuf_get_tso_requested(mbuf_t mbuf, mbuf_tso_request_flags_t *request, u_int32_t *mss);
```

## Parameters

- `mbuf`: The mbuf containing the packet.
- `request`: Flags indicating which values are being requested for this packet.
- `value`: The requested value.

## Return Value

Return Value 0 upon success otherwise the errno error.

## Discussion

Discussion This function is used by the driver to determine which checksum operations should be performed in hardware.