FreeCalypso > hg > freecalypso-tools

annotate rvinterf/lowlevel/tchhide.c @ 913:1b8929cb7371

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doc/Host-tools-overview: document fc-vm2gsmx
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 29 Dec 2022 21:36:37 +0000
parents a1065c17429c
children
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a1065c17429c rvinterf: implement TCH hiding mode and -v option for verbose
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1 /*
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2 * One of several FreeCalypso extensions to RVTMUX is TCH bit access
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3 * logical channel, and we would like to handle it specially in rvinterf
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4 * because it's extremely chatty, sending a frame every 20 ms. If we
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5 * were to output every TCH frame in our regular log, that log output
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6 * becomes useless as everything else is drowned out. Therefore, we
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7 * implement a hiding mode by default: we only count how many TCH packets
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8 * were exchanged in between other messages of interest, and report these
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9 * counts.
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10 */
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11
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12 #include <stdio.h>
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13
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14 extern void (*output_hook)();
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15
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16 unsigned tch_rx_count, tch_tx_count;
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17
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18 static void
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19 tch_report_hook()
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20 {
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21 char msgbuf[80];
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22
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23 output_hook = 0;
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24 if (tch_rx_count) {
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25 sprintf(msgbuf, "TCH: received %u packet%s", tch_rx_count,
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26 tch_rx_count != 1 ? "s" : "");
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27 output_line(msgbuf);
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28 tch_rx_count = 0;
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29 }
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30 if (tch_tx_count) {
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31 sprintf(msgbuf, "TCH: sent %u packet%s", tch_tx_count,
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32 tch_tx_count != 1 ? "s" : "");
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33 output_line(msgbuf);
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34 tch_tx_count = 0;
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35 }
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36 }
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37
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38 void
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39 tch_inc_count_rx()
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40 {
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41 tch_rx_count++;
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42 output_hook = tch_report_hook;
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43 }
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44
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45 void
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46 tch_inc_count_tx()
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47 {
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48 tch_tx_count++;
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49 output_hook = tch_report_hook;
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50 }