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remote_driver: Implement VIR_STREAM_RECV_STOP_AT_HOLE
This is fairly trivial now that we have everything in place. Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
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31024b3d05
@ -5652,7 +5652,7 @@ remoteStreamRecvFlags(virStreamPtr st,
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virNetClientStreamPtr privst = st->privateData;
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int rv;
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virCheckFlags(0, -1);
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virCheckFlags(VIR_STREAM_RECV_STOP_AT_HOLE, -1);
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if (virNetClientStreamRaiseError(privst))
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return -1;
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@ -468,7 +468,7 @@ int virNetClientStreamRecvPacket(virNetClientStreamPtr st,
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VIR_DEBUG("st=%p client=%p data=%p nbytes=%zu nonblock=%d flags=%x",
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st, client, data, nbytes, nonblock, flags);
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virCheckFlags(0, -1);
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virCheckFlags(VIR_STREAM_RECV_STOP_AT_HOLE, -1);
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virObjectLock(st);
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@ -532,6 +532,13 @@ int virNetClientStreamRecvPacket(virNetClientStreamPtr st,
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/* Pretend holeLength zeroes was read from stream. */
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size_t len = want;
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/* Yes, pretend unless we are asked not to. */
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if (flags & VIR_STREAM_RECV_STOP_AT_HOLE) {
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/* No error reporting here. Caller knows what they are doing. */
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rv = -3;
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goto cleanup;
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}
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if (len > st->holeLength)
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len = st->holeLength;
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