1 files changed, 99 insertions, 0 deletions
diff --git a/contrib/superfemto.sh b/contrib/superfemto.sh
new file mode 100755
index 00000000..cb871c03
--- /dev/null
+++ b/contrib/superfemto.sh
@@ -0,0 +1,99 @@
+#!/bin/sh
+
+# Split common DSP call log file (produced by superfemto-compatible firmware) into 4 separate call leg files (MO/MT & DL/UL) with events in format "FN EVENT_TYPE":
+# MO Mobile Originated
+# MT Mobile Terminated
+# DL DownLink (BTS -> L1)
+# UL UpLink (L1 -> BTS)
+
+if [ -z $1 ]; then
+    echo "expecting DSP log file name as parameter"
+    exit 1
+fi
+
+# MO handle appear 1st in the logs
+MO=$(grep 'h=' $1 | head -n 1 | cut -f2 -d',' | cut -f2 -d= | cut -f1 -d']')
+
+# direction markers:
+DLST="_CodeBurst"
+ULST="_DecodeAndIdentify"
+
+# DL sed filters:
+D_EMP='s/ Empty frame request!/EMPTY/'
+D_FAC='s/ Coding a FACCH\/F frame !!/FACCH/'
+D_FST='s/ Coding a RTP SID First frame !!/FIRST/'
+D_UPD='s/ Coding a RTP SID Update frame !!/UPDATE/'
+D_SPE='s/ Coding a RTP Speech frame !!/SPEECH/'
+D_ONS='s/ Coding a Onset frame !!/ONSET/'
+D_FO1='s/ A speech frame is following a NoData or SID First without an Onset./FORCED_FIRST/'
+D_FO2='s/ A speech frame is following a NoData without an Onset./FORCED_NODATA/'
+
+# UL sed filters:
+U_NOD='s/ It is a No Data frame !!/NODATA/'
+U_ONS='s/ It is an ONSET frame !!/ONSET/'
+U_UPD='s/ It is a SID UPDATE frame !!/UPDATE/'
+U_FST='s/ It is a SID FIRST frame !!/FIRST/'
+U_SPE='s/ It is a SPEECH frame !!/SPEECH/'
+
+DL () { # filter downlink-related entries
+    grep $DLST $1 > $1.DL.tmp
+}
+
+UL () { # uplink does not require special fix
+    grep $ULST $1 > $1.UL.tmp.fix
+}
+
+DL $1
+UL $1
+
+FIX() { # add MO/MT marker from preceding line to inserted ONSETs so filtering works as expected
+    cat $1.DL.tmp | awk 'BEGIN{ FS="h="; H="" } { if (NF > 1) { H = $2; print $1 "h=" $2 } else { print $1 ", h=" H } }' > $1.DL.tmp.fix
+}
+
+FIX $1
+
+MO() { # filter MO call DL or UL logs
+    grep "h=$MO" $1.tmp.fix > $1.MO.raw
+}
+
+MT() { # filter MT call DL or UL logs
+    grep -v "h=$MO" $1.tmp.fix > $1.MT.raw
+}
+
+MO $1.DL
+MT $1.DL
+MO $1.UL
+MT $1.UL
+
+PREP() { # prepare logs for reformatting
+    cat $1.raw | cut -f2 -d')' | cut -f1 -d',' | cut -f2 -d'>' | sed 's/\[u32Fn/fn/' | sed 's/fn = /fn=/' | sed 's/fn=//' | sed 's/\[Fn=//' | sed 's/ An Onset will be inserted.//' > $1.tmp1
+}
+
+PREP "$1.DL.MT"
+PREP "$1.DL.MO"
+PREP "$1.UL.MT"
+PREP "$1.UL.MO"
+
+RD() { # reformat DL logs for consistency checks
+    cat $1.tmp1 | sed "$D_FST" | sed "$D_SPE" | sed "$D_UPD" | sed "$D_ONS" | sed "$D_EMP" | sed "$D_FAC" | sed "$D_FO1" | sed "$D_FO2" > $1.tmp2
+}
+
+RU() { # reformat UL logs for consistency checks
+    cat $1.tmp1 | sed "$U_FST" | sed "$U_SPE" | sed "$U_UPD" | sed "$U_ONS" | sed "$U_NOD" > $1.tmp2
+}
+
+RD "$1.DL.MT"
+RD "$1.DL.MO"
+RU "$1.UL.MT"
+RU "$1.UL.MO"
+
+SW() { # swap fields
+    cat $1.tmp2 | awk '{ print $2, $1 }' > $1
+}
+
+SW "$1.DL.MT"
+SW "$1.DL.MO"
+SW "$1.UL.MT"
+SW "$1.UL.MO"
+
+rm $1.*.tmp*