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Clarify use RR imm_ass msg fields 

Change-Id: I814c7d4c1bce3f56852cfb1c7aa69b41588cb245
This commit is contained in:
Pau Espin 2022-10-14 17:01:22 +02:00
parent f510f5bc1f
commit bee29f46ae
1 changed files with 7 additions and 2 deletions
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src/bts.cpp
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@ -667,12 +667,17 @@ int bts_tfi_find_free(const struct gprs_rlcmac_bts *bts, enum gprs_rlcmac_tbf_di
int bts_rcv_imm_ass_cnf(struct gprs_rlcmac_bts *bts, const uint8_t *data, uint32_t fn)
{
struct gprs_rlcmac_dl_tbf *dl_tbf = NULL;
const struct gsm48_imm_ass *imm_ass = (struct gsm48_imm_ass *)data;
uint8_t plen;
uint32_t tlli;
GprsMs *ms;
/* move to IA Rest Octets */
plen = data[0] >> 2;
/* Move to IA Rest Octets: TS 44.018 9.1.18 "The L2 pseudo length of
* this message is the sum of lengths of all information elements
* present in the message except the IA Rest Octets and L2 Pseudo Length
* information elements." */
/* TS 44.018 10.5.2.19 l2_plen byte lowest 2 bits are '01'B */
plen = imm_ass->l2_plen >> 2;
data += 1 + plen;
if ((*data & 0xf0) != 0xd0) {