diff options
| -rw-r--r-- | lib/edi/STIDecoder.cpp | 14 | ||||
| -rw-r--r-- | lib/edi/STIDecoder.hpp | 7 |
2 files changed, 21 insertions, 0 deletions
diff --git a/lib/edi/STIDecoder.cpp b/lib/edi/STIDecoder.cpp index d387f1e..2de828b 100644 --- a/lib/edi/STIDecoder.cpp +++ b/lib/edi/STIDecoder.cpp @@ -70,6 +70,12 @@ void STIDecoder::setMaxDelay(int num_af_packets) m_dispatcher.setMaxDelay(num_af_packets); } +void STIDecoder::filter_stream_index(bool enable, uint16_t index) +{ + m_filter_stream = enable; + m_filtered_stream_index = index; +} + #define AFPACKET_HEADER_LEN 10 // includes SYNC bool STIDecoder::decode_starptr(const std::vector<uint8_t>& value, const tag_name_t& /*n*/) @@ -173,6 +179,14 @@ bool STIDecoder::decode_ssn(const std::vector<uint8_t>& value, const tag_name_t& n = (uint16_t)(name[2]) << 8; n |= (uint16_t)(name[3]); + if (n == 0) { + etiLog.level(warn) << "EDI: Stream index SSnn tag is zero"; + } + + if (m_filter_stream and m_filtered_stream_index != n) { + return true; + } + sti.stream_index = n - 1; // n is 1-indexed sti.rfa = value[0] >> 3; sti.tid = value[0] & 0x07; diff --git a/lib/edi/STIDecoder.hpp b/lib/edi/STIDecoder.hpp index f85f789..5e71ce7 100644 --- a/lib/edi/STIDecoder.hpp +++ b/lib/edi/STIDecoder.hpp @@ -119,6 +119,10 @@ class STIDecoder { */ void setMaxDelay(int num_af_packets); + /* Enable/disable stream-index filtering. + * index==0 is out of spec, but some encoders do it anyway. */ + void filter_stream_index(bool enable, uint16_t index); + private: bool decode_starptr(const std::vector<uint8_t>& value, const tag_name_t& n); bool decode_dsti(const std::vector<uint8_t>& value, const tag_name_t& n); @@ -132,6 +136,9 @@ class STIDecoder { STIDataCollector& m_data_collector; TagDispatcher m_dispatcher; + + bool m_filter_stream = false; + uint16_t m_filtered_stream_index = 1; }; } |