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association only with specified values for TSelector, PSelector, and SSelector #413

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association only with specified values for TSelector, PSelector, and SSelector #413

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5 changes: 5 additions & 0 deletions src/mms/iso_cotp/cotp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -466,9 +466,14 @@ parseOptions(CotpConnection* self, uint8_t* buffer, int bufLen)
if (optionLen < 5) {
self->options.tSelDst.size = optionLen;

const uint8_t TransportSelectorConstValue[4] = {0,1,0,0};
int i;
for (i = 0; i < optionLen; i++)
{
self->options.tSelDst.value[i] = buffer[bufPos++];
if(TransportSelectorConstValue[i] != self->options.tSelDst.value[i])
return false;
}
}
else
goto cpo_error;
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5 changes: 5 additions & 0 deletions src/mms/iso_presentation/iso_presentation.c
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Original file line number Diff line number Diff line change
Expand Up @@ -447,9 +447,14 @@ parseNormalModeParameters(IsoPresentation* self, uint8_t* buffer, int totalLengt
}
else {
self->calledPresentationSelector.size = len;
const uint8_t PresentationSelectorConstValue[16] = {0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0};
int i;
for (i = 0; i < len; i++)
{
self->calledPresentationSelector.value[i] = buffer[bufPos + i];
if(PresentationSelectorConstValue[i] != self->calledPresentationSelector.value[i])
return -1;
}
}

bufPos += len;
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5 changes: 5 additions & 0 deletions src/mms/iso_session/iso_session.c
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Expand Up @@ -187,9 +187,14 @@ parseSessionHeaderParameters(IsoSession* session, ByteBuffer* message, int param
{
session->calledSessionSelector.size = parameterLength;

const uint8_t SessionSelectorConstValue[16] = {0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
int i;
for (i = 0; i < session->calledSessionSelector.size; i++)
{
session->calledSessionSelector.value[i] = message->buffer[offset++];
if(SessionSelectorConstValue[i] != session->calledSessionSelector.value[i])
return SESSION_ERROR;
}
}

break;
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