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gsm0808: Add API to wrap a GSM48 msg with a BSSMAP/DTAP msg.

This commit is contained in:
Holger Hans Peter Freyther 2010-05-16 08:15:40 +08:00
parent 5dcef3c8b1
commit 9a3dec0c01
2 changed files with 10 additions and 0 deletions
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2
include/osmocore/gsm0808.h
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@ -36,6 +36,8 @@ struct msgb *gsm0808_create_assignment_completed(struct gsm_lchan *lchan, uint8_
uint8_t speech_mode);
struct msgb *gsm0808_create_assignment_failure(uint8_t cause, uint8_t *rr_cause);
void gsm0808_prepend_dtap_header(struct msgb *msg, uint8_t link_id);
const struct tlv_definition *gsm0808_att_tlvdef();
#endif

8
src/gsm0808.c
View File

@ -266,6 +266,14 @@ struct msgb *gsm0808_create_assignment_failure(uint8_t cause, uint8_t *rr_cause)
return msg;
}
void gsm0808_prepend_dtap_header(struct msgb *msg, uint8_t link_id)
{
uint8_t *hh = msgb_push(msg, 3);
hh[0] = BSSAP_MSG_DTAP;
hh[1] = link_id;
hh[2] = msg->len - 3;
}
static const struct tlv_definition bss_att_tlvdef = {
.def = {
[GSM0808_IE_IMSI] = { TLV_TYPE_TLV },