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SubjectRe: AF_UNIX MSG_PEEK bug?
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Hello.

Brent Casavant wrote:
> However, the program would occasionally get into a situation where
> a call to recv(sockfd, &buf, len, MSG_PEEK) returns some number
> of bytes less than the requested length, and persists in this state
> (i.e. retrying the call continues to return the same amount of data)
> even when more than sufficient data is known to have been successfully
> written to the socket.
Did you try MSG_WAITALL flag? See "man 2 recv".
A TCP socket handles data in bytes.
You cannot complain if the amount received by recv() is smaller than expected
unless you use MSG_WAITALL flag.

Thanks.


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