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handling GPRS suspension requests

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git-svn-id: http://wush.net/svn/range/software/public/openbts/trunk@3124 19bc5d8c-e614-43d4-8b26-e1612bc8e597
This commit is contained in:
Kurtis Heimerl
2012-01-30 00:16:56 +00:00
parent c5cc69e793
commit 286eec5e07
2 changed files with 20 additions and 3 deletions
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22
Control/ControlCommon.cpp
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@@ -54,7 +54,7 @@ using namespace Control;
// This will mean moving all of the parsing into the control layer.
// FIXME -- This needs an adjustable timeout.
L3Message* Control::getMessage(LogicalChannel *LCH, unsigned SAPI)
L3Message* getMessageCore(LogicalChannel *LCH, unsigned SAPI)
{
unsigned timeout_ms = LCH->N200() * T200ms;
L3Frame *rcv = LCH->recv(timeout_ms,SAPI);
@@ -78,9 +78,25 @@ L3Message* Control::getMessage(LogicalChannel *LCH, unsigned SAPI)
return msg;
}
// FIXME -- getMessage should return an L3Frame, not an L3Message.
// This will mean moving all of the parsing into the control layer.
// FIXME -- This needs an adjustable timeout.
L3Message* Control::getMessage(LogicalChannel *LCH, unsigned SAPI)
{
L3Message *msg = getMessageCore(LCH,SAPI);
// Handsets should not be sending us GPRS suspension requests.
// But if they do, we should ignore them.
// They should not send more than one in any case, but we need to be
// ready for whatever crazy behavior they throw at us.
unsigned count = gConfig.getNum("GSM.Control.GPRSMaxIgnore",5);
while (count && dynamic_cast<const GSM::L3GPRSSuspensionRequest*>(msg)) {
LOG(NOTICE) << "ignoring GPRS suspension request";
msg = getMessageCore(LCH,SAPI);
count--;
}
return msg;
}
/* Resolve a mobile ID to an IMSI and return TMSI if it is assigned. */