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read_frame

agentd::json::frame

Function read_frame 

Source 
pub fn read_frame<R>(r: &mut R) -> Result<Option<Vec<u8>>, Error>
where
    R: Read,
Expand description

Read one length-prefixed frame. Returns Ok(None) on clean EOF before the length prefix (orderly shutdown). A declared length over MAX_FRAME is rejected before allocation.