From: Max msuraev@sysmocom.de

Add classmark check function according to GSM 04.08 Chapter 10.5.1.7 Fix interface to use unsigned for unsigned value. --- include/osmocom/gsm/gsm_utils.h | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/include/osmocom/gsm/gsm_utils.h b/include/osmocom/gsm/gsm_utils.h index 99aae65..0fbfcba 100644 --- a/include/osmocom/gsm/gsm_utils.h +++ b/include/osmocom/gsm/gsm_utils.h @@ -119,7 +119,7 @@ int rxlev2dbm(uint8_t rxlev); uint8_t dbm2rxlev(int dbm);

/* According to GSM 04.08 Chapter 10.5.1.6 */ -static inline int ms_cm2_a5n_support(uint8_t *cm2, int n) { +static inline int ms_cm2_a5n_support(uint8_t *cm2, unsigned n) { switch (n) { case 0: return 1; case 1: return (cm2[0] & (1<<3)) ? 0 : 1; @@ -130,6 +130,18 @@ static inline int ms_cm2_a5n_support(uint8_t *cm2, int n) { } }

+/* According to GSM 04.08 Chapter 10.5.1.7 */ +static inline int ms_cm3_a5n_support(uint8_t *cm3, unsigned n) { + switch (n) { + case 4: return (cm3[0] & (1<<0)) ? 1 : 0; + case 5: return (cm3[0] & (1<<1)) ? 1 : 0; + case 6: return (cm3[0] & (1<<2)) ? 1 : 0; + case 7: return (cm3[0] & (1<<3)) ? 1 : 0; + default: + return 0; + } +} + /* According to GSM 04.08 Chapter 10.5.2.29 */ static inline int rach_max_trans_val2raw(int val) { return (val >> 1) & 3; } static inline int rach_max_trans_raw2val(int raw) {