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comparison libgsmhr1/sid_reset.c @ 495:aee13079db3c

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libgsmhr1: implement SID reset
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 17 Jun 2024 23:25:19 +0000
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494:aaf4dec8bee0 495:aee13079db3c
1 /*
2 * The function in this module implements reset of HRv1 SID codeword,
3 * for rejuvenating SID frames that may have been corrupted, but were still
4 * accepted as valid SID.
5 */
6
7 #include <stdint.h>
8 #include <string.h>
9 #include "tw_gsmhr.h"
10
11 void gsmhr_ts101318_set_sid_codeword(uint8_t *payload)
12 {
13 payload[4] |= 0x7F;
14 memset(payload + 5, 0xFF, 9);
15 }