GNU Radio's DSD Package
p25p1_check_nid.h
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1
2#ifndef P25P1_CHECK_NID_H_3af071e917ea43fdb51326e2cbfbde0a
3#define P25P1_CHECK_NID_H_3af071e917ea43fdb51326e2cbfbde0a
4
5#ifdef __cplusplus
6extern "C" {
7#endif
8
9/**
10 * Checks a NID value, returns the fixed NAC, DUID and also an indication if it failed to decode the NID.
11 * \param bch_code Input. An array to the 63 bytes, each containing one bit of the NID. This includes the
12 * NAC (12 bits), DUID (4 bits) and 47 bits of BCH parity.
13 * \param new_nac Output. An address where to store the calculated NAC value after error correction. Should
14 * be large enough to accommodate for an integer.
15 * \param new_duid Output. An address where to store the calculated DUID value after error correction. Should
16 * be able to accommodate 3 chars.
17 * \param parity Input. The parity value read.
18 * \return 0 if there were errors processing the NID.
19 */
20int check_NID(char* bch_code, int* new_nac, char* new_duid, unsigned char parity);
21
22#ifdef __cplusplus
23}
24#endif
25
26#endif // P25P1_CHECK_NID_H_3af071e917ea43fdb51326e2cbfbde0a
int check_NID(char *bch_code, int *new_nac, char *new_duid, unsigned char parity)