diff options
Diffstat (limited to 'host/lib/usrp')
| -rw-r--r-- | host/lib/usrp/common/recv_packet_demuxer.cpp | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/host/lib/usrp/common/recv_packet_demuxer.cpp b/host/lib/usrp/common/recv_packet_demuxer.cpp index f2cfe3bb0..fe606213c 100644 --- a/host/lib/usrp/common/recv_packet_demuxer.cpp +++ b/host/lib/usrp/common/recv_packet_demuxer.cpp @@ -19,6 +19,8 @@ #include <uhd/utils/msg.hpp> #include <uhd/utils/byteswap.hpp> #include <boost/thread/mutex.hpp> +#include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/types/metadata.hpp> #include <queue> #include <deque> #include <vector> @@ -27,6 +29,19 @@ using namespace uhd; using namespace uhd::usrp; using namespace uhd::transport; +struct recv_pkt_demux_mrb : public managed_recv_buffer +{ +public: + recv_pkt_demux_mrb(void){/*NOP*/} + + void release(void) + { + delete this; + } + + boost::uint32_t buff[10]; +}; + static UHD_INLINE boost::uint32_t extract_sid(managed_recv_buffer::sptr &buff){ //ASSUME that the data is in little endian format return uhd::wtohx(buff->cast<const boost::uint32_t *>()[1]); @@ -66,7 +81,20 @@ public: //otherwise queue and try again if (rx_index < _queues.size()) _queues[rx_index].wrapper.push(buff); - else UHD_MSG(error) << "Got a data packet with unknown SID " << extract_sid(buff) << std::endl; + else + { + UHD_MSG(error) << "Got a data packet with unknown SID " << extract_sid(buff) << std::endl; + recv_pkt_demux_mrb *mrb = new recv_pkt_demux_mrb(); + vrt::if_packet_info_t info; + info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_DATA; + info.num_payload_words32 = 1; + info.num_payload_bytes = info.num_payload_words32*sizeof(boost::uint32_t); + info.has_sid = true; + info.sid = _sid_base + index; + vrt::if_hdr_pack_le(mrb->buff, info); + mrb->buff[info.num_header_words32] = rx_metadata_t::ERROR_CODE_OVERFLOW; + return mrb->make(mrb, mrb->buff, info.num_packet_words32*sizeof(boost::uint32_t)); + } } } |