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Fix queueing/resending very old Mode A/C messages.

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Fixes #47.
This commit is contained in:
Oliver Jowett 2015-06-07 23:00:24 +01:00
parent 03ba828f8d
commit f58ff14d7c
2 changed files with 5 additions and 5 deletions
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1
debian/changelog vendored
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@ -12,6 +12,7 @@ dump1090-mutability (1.15~dev) UNRELEASED; urgency=medium
received data clobbering old data under CPU overload. received data clobbering old data under CPU overload.
* Fix endian issues affecting big-endian hosts in Beast input/output * Fix endian issues affecting big-endian hosts in Beast input/output
and avrmlat output. (github issue #44) and avrmlat output. (github issue #44)
* Fix queueing/resending very old Mode A/C messages (github issue #47)
-- Oliver Jowett <oliver@mutability.co.uk> Thu, 19 Feb 2015 22:39:19 +0000 -- Oliver Jowett <oliver@mutability.co.uk> Thu, 19 Feb 2015 22:39:19 +0000

9
mode_s.c
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@ -1221,18 +1221,17 @@ void useModesMessage(struct modesMessage *mm) {
// Otherwise, apply a sanity-check filter and only // Otherwise, apply a sanity-check filter and only
// forward messages when we have seen two of them. // forward messages when we have seen two of them.
// TODO: buffer the original message and forward it when we
// see a second message?
if (Modes.net) { if (Modes.net) {
if (Modes.net_verbatim || a->messages > 1) { if (Modes.net_verbatim || mm->msgtype == 32) {
// Unconditionally send
modesQueueOutput(mm);
} else if (a->messages > 1) {
// If this is the second message, and we // If this is the second message, and we
// squelched the first message, then re-emit the // squelched the first message, then re-emit the
// first message now. // first message now.
if (!Modes.net_verbatim && a->messages == 2) { if (!Modes.net_verbatim && a->messages == 2) {
modesQueueOutput(&a->first_message); modesQueueOutput(&a->first_message);
} }
modesQueueOutput(mm); modesQueueOutput(mm);
} }
} }