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The FCS-at-end flag was being ignored in RadioTap. Added beacon display example.

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This commit is contained in:
Matias Fontanini
2012-10-15 23:53:36 -03:00
parent 87292a6039
commit a0f5d26987
4 changed files with 70 additions and 15 deletions
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9
src/radiotap.cpp
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@@ -115,7 +115,14 @@ Tins::RadioTap::RadioTap(const uint8_t *buffer, uint32_t total_sz)
buffer += sizeof(_rx_flags);
total_sz -= sizeof(_rx_flags);
}
if(total_sz)
if((flags() & FCS) != 0) {
if(total_sz <= 4)
throw std::runtime_error(msg);
else {
total_sz -= sizeof(uint32_t);
}
}
if(total_sz)
inner_pdu(Dot11::from_bytes(buffer, total_sz));
}