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| author | Max <msuraev@sysmocom.de> | 2016-06-10 15:02:41 +0200 |
|---|---|---|
| committer | Max <msuraev@sysmocom.de> | 2016-06-10 15:02:41 +0200 |
| commit | f43d24598d5c8769ed94d86e57e7deec8075c93c (patch) | |
| tree | fc57e0638020d81a7360aa57b62b3448273f4923 /src/common/tch.c | |
| parent | 9966ec6459d0e8c704f7eca010ba50c3f5953f36 (diff) | |
Move to common/ TCH code for adding l1sap header
Move code common for both sysmoBTS and LC15 to common/tch.c to make sure
fix from ef30f50d5d6d5f863fc147d05ccdceb89284934e is applied to both.
Change-Id: I18124f529d3546467a266c04f394150e5466c0c0
Diffstat (limited to 'src/common/tch.c')
| -rw-r--r-- | src/common/tch.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/common/tch.c b/src/common/tch.c index d31b04ef..03db563c 100644 --- a/src/common/tch.c +++ b/src/common/tch.c @@ -20,12 +20,34 @@ */ #include <osmo-bts/gsm_data.h> +#include <osmo-bts/logging.h> +#include <osmo-bts/l1sap.h> extern struct msgb *l1p_msgb_alloc(void); extern uint8_t *get_payload_addr(struct msgb *msg); extern void set_payload_type(struct msgb *msg, struct gsm_lchan *lchan); extern void set_payload_size(struct msgb *msg, uint8_t size); +int add_l1sap_header(struct gsm_lchan *lchan, struct msgb *rmsg, + struct gsm_bts_trx *trx, uint8_t chan_nr, uint32_t fn) +{ + struct osmo_phsap_prim *l1sap; + + LOGP(DL1C, LOGL_DEBUG, "%s Rx -> RTP: %s\n", + gsm_lchan_name(lchan), osmo_hexdump(rmsg->data, rmsg->len)); + + rmsg->l2h = rmsg->data; + msgb_push(rmsg, sizeof(*l1sap)); + rmsg->l1h = rmsg->data; + l1sap = msgb_l1sap_prim(rmsg); + osmo_prim_init(&l1sap->oph, SAP_GSM_PH, PRIM_TCH, PRIM_OP_INDICATION, + rmsg); + l1sap->u.tch.chan_nr = chan_nr; + l1sap->u.tch.fn = fn; + + return l1sap_up(trx, l1sap); +} + struct msgb *gen_empty_tch_msg(struct gsm_lchan *lchan) { struct msgb *msg; |