ShmJournalPublisher

byteor_pipeline_backings_shm

Struct ShmJournalPublisher 

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pub struct ShmJournalPublisher { /* private fields */ }
Expand description

SHM-backed journal publisher.

Attach-only: opens/creates the mapping and exposes a publisher handle.

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impl ShmJournalPublisher

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pub fn try_append(&mut self, payload: &[u8]) -> Result<u64, BackingError>

Append a payload (claim + copy + commit).

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pub fn pub_pos(&self) -> u64

Current publication position.

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pub fn max_payload(&self) -> u32

Maximum payload size supported by this layout.

Trait Implementations§

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impl LaneTx for ShmJournalPublisher

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fn publish(&mut self, msg: &[u8]) -> Result<(), LaneTxError>

Publish the message.

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