Struct Request 

pub struct Request<'buf> { /* private fields */ }

Available on crate feature netdev only.

Implementations

impl Request<'static>

pub fn new() -> Self

pub fn new_from_buf(buf: Vec<u8>) -> Self

pub fn into_buf(self) -> Vec<u8>

impl<'buf> Request<'buf>

pub fn new_with_buf(buf: &'buf mut Vec<u8>) -> Self

pub fn new_extend(buf: &'buf mut Vec<u8>) -> Self

pub fn buf(&self) -> &Vec<u8>

pub fn buf_mut(&mut self) -> &mut Vec<u8>

pub fn set_create(self) -> Self

Set NLM_F_CREATE flag

pub fn set_excl(self) -> Self

Set NLM_F_EXCL flag

pub fn set_replace(self) -> Self

Set NLM_F_REPLACE flag

pub fn set_change(self) -> Self

Set NLM_F_CREATE and NLM_F_REPLACE flag

pub fn set_append(self) -> Self

Set NLM_F_APPEND flag

pub fn set_flags(self, flags: u16) -> Self

Set self.flags |= flags

pub fn unset_flags(self, flags: u16) -> Self

Set self.flags ^= self.flags & flags

pub fn op_dev_get_dump(self) -> OpDevGetDump<'buf>

Get / dump information about a netdev.

Reply attributes:

• .get_ifindex()
• .get_xdp_features()
• .get_xdp_zc_max_segs()
• .get_xdp_rx_metadata_features()
• .get_xsk_features()

pub fn op_dev_get_do(self) -> OpDevGetDo<'buf>

Get / dump information about a netdev. Request attributes:

• .push_ifindex()

Reply attributes:

• .get_ifindex()
• .get_xdp_features()
• .get_xdp_zc_max_segs()
• .get_xdp_rx_metadata_features()
• .get_xsk_features()

pub fn op_page_pool_get_dump(self) -> OpPagePoolGetDump<'buf>

Get / dump information about Page Pools. Only Page Pools associated by the driver with a net_device can be listed. ifindex will not be reported if the net_device no longer exists.

Reply attributes:

• .get_id()
• .get_ifindex()
• .get_napi_id()
• .get_inflight()
• .get_inflight_mem()
• .get_detach_time()
• .get_dmabuf()
• .get_io_uring()

pub fn op_page_pool_get_do(self) -> OpPagePoolGetDo<'buf>

Get / dump information about Page Pools. Only Page Pools associated by the driver with a net_device can be listed. ifindex will not be reported if the net_device no longer exists.

Request attributes:

• .push_id()

Reply attributes:

• .get_id()
• .get_ifindex()
• .get_napi_id()
• .get_inflight()
• .get_inflight_mem()
• .get_detach_time()
• .get_dmabuf()
• .get_io_uring()

pub fn op_page_pool_stats_get_dump(self) -> OpPagePoolStatsGetDump<'buf>

Get page pool statistics.

Reply attributes:

• .get_info()
• .get_alloc_fast()
• .get_alloc_slow()
• .get_alloc_slow_high_order()
• .get_alloc_empty()
• .get_alloc_refill()
• .get_alloc_waive()
• .get_recycle_cached()
• .get_recycle_cache_full()
• .get_recycle_ring()
• .get_recycle_ring_full()
• .get_recycle_released_refcnt()

pub fn op_page_pool_stats_get_do(self) -> OpPagePoolStatsGetDo<'buf>

Get page pool statistics. Request attributes:

• .nested_info()

Reply attributes:

• .get_info()
• .get_alloc_fast()
• .get_alloc_slow()
• .get_alloc_slow_high_order()
• .get_alloc_empty()
• .get_alloc_refill()
• .get_alloc_waive()
• .get_recycle_cached()
• .get_recycle_cache_full()
• .get_recycle_ring()
• .get_recycle_ring_full()
• .get_recycle_released_refcnt()

pub fn op_queue_get_dump(self) -> OpQueueGetDump<'buf>

Get queue information from the kernel. Only configured queues will be reported (as opposed to all available hardware queues). Request attributes:

• .push_ifindex()

Reply attributes:

• .get_id()
• .get_ifindex()
• .get_type()
• .get_napi_id()
• .get_dmabuf()
• .get_io_uring()
• .get_xsk()

pub fn op_queue_get_do(self) -> OpQueueGetDo<'buf>

Get queue information from the kernel. Only configured queues will be reported (as opposed to all available hardware queues). Request attributes:

• .push_id()
• .push_ifindex()
• .push_type()

Reply attributes:

• .get_id()
• .get_ifindex()
• .get_type()
• .get_napi_id()
• .get_dmabuf()
• .get_io_uring()
• .get_xsk()

pub fn op_napi_get_dump(self) -> OpNapiGetDump<'buf>

Get information about NAPI instances configured on the system. Request attributes:

• .push_ifindex()

Reply attributes:

• .get_ifindex()
• .get_id()
• .get_irq()
• .get_pid()
• .get_defer_hard_irqs()
• .get_gro_flush_timeout()
• .get_irq_suspend_timeout()
• .get_threaded()

pub fn op_napi_get_do(self) -> OpNapiGetDo<'buf>

Get information about NAPI instances configured on the system. Request attributes:

• .push_id()

Reply attributes:

• .get_ifindex()
• .get_id()
• .get_irq()
• .get_pid()
• .get_defer_hard_irqs()
• .get_gro_flush_timeout()
• .get_irq_suspend_timeout()
• .get_threaded()

pub fn op_qstats_get_dump(self) -> OpQstatsGetDump<'buf>

Get / dump fine grained statistics. Which statistics are reported depends on the device and the driver, and whether the driver stores software counters per-queue.

Request attributes:

• .push_ifindex()
• .push_scope()

Reply attributes:

• .get_ifindex()
• .get_queue_type()
• .get_queue_id()
• .get_rx_packets()
• .get_rx_bytes()
• .get_tx_packets()
• .get_tx_bytes()
• .get_rx_alloc_fail()
• .get_rx_hw_drops()
• .get_rx_hw_drop_overruns()
• .get_rx_csum_complete()
• .get_rx_csum_unnecessary()
• .get_rx_csum_none()
• .get_rx_csum_bad()
• .get_rx_hw_gro_packets()
• .get_rx_hw_gro_bytes()
• .get_rx_hw_gro_wire_packets()
• .get_rx_hw_gro_wire_bytes()
• .get_rx_hw_drop_ratelimits()
• .get_tx_hw_drops()
• .get_tx_hw_drop_errors()
• .get_tx_csum_none()
• .get_tx_needs_csum()
• .get_tx_hw_gso_packets()
• .get_tx_hw_gso_bytes()
• .get_tx_hw_gso_wire_packets()
• .get_tx_hw_gso_wire_bytes()
• .get_tx_hw_drop_ratelimits()
• .get_tx_stop()
• .get_tx_wake()

pub fn op_bind_rx_do(self) -> OpBindRxDo<'buf>

Bind dmabuf to netdev Flags: admin-perm Request attributes:

• .push_ifindex()
• .nested_queues()
• .push_fd()

Reply attributes:

• .get_id()

pub fn op_napi_set_do(self) -> OpNapiSetDo<'buf>

Set configurable NAPI instance settings. Flags: admin-perm Request attributes:

• .push_id()
• .push_defer_hard_irqs()
• .push_gro_flush_timeout()
• .push_irq_suspend_timeout()
• .push_threaded()

pub fn op_bind_tx_do(self) -> OpBindTxDo<'buf>

Bind dmabuf to netdev for TX Request attributes:

• .push_ifindex()
• .push_fd()

Reply attributes:

• .get_id()

Trait Implementations

impl<'buf> Debug for Request<'buf>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.