diff options
Diffstat (limited to 'openbsc/src/gprs/gprs_bssgp.c')
| -rw-r--r-- | openbsc/src/gprs/gprs_bssgp.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/openbsc/src/gprs/gprs_bssgp.c b/openbsc/src/gprs/gprs_bssgp.c index 0f658b99..b2f29285 100644 --- a/openbsc/src/gprs/gprs_bssgp.c +++ b/openbsc/src/gprs/gprs_bssgp.c @@ -39,43 +39,9 @@ /* global pointer to the gsm network data structure */ /* FIXME: this must go! */ extern struct gsm_network *bsc_gsmnet; -struct gprs_ns_inst *bssgp_nsi; void *bssgp_tall_ctx = NULL; -/* BSSGP Protocol specific, not implementation specific */ -/* FIXME: This needs to go into libosmocore after finished */ - -/* Chapter 11.3.9 / Table 11.10: Cause coding */ -static const struct value_string bssgp_cause_strings[] = { - { BSSGP_CAUSE_PROC_OVERLOAD, "Processor overload" }, - { BSSGP_CAUSE_EQUIP_FAIL, "Equipment Failure" }, - { BSSGP_CAUSE_TRASIT_NET_FAIL, "Transit netowkr service failure" }, - { BSSGP_CAUSE_CAPA_GREATER_0KPBS,"Transmission capacity modified" }, - { BSSGP_CAUSE_UNKNOWN_MS, "Unknown MS" }, - { BSSGP_CAUSE_UNKNOWN_BVCI, "Unknown BVCI" }, - { BSSGP_CAUSE_CELL_TRAF_CONG, "Cell traffic congestion" }, - { BSSGP_CAUSE_SGSN_CONG, "SGSN congestion" }, - { BSSGP_CAUSE_OML_INTERV, "O&M intervention" }, - { BSSGP_CAUSE_BVCI_BLOCKED, "BVCI blocked" }, - { BSSGP_CAUSE_PFC_CREATE_FAIL, "PFC create failure" }, - { BSSGP_CAUSE_SEM_INCORR_PDU, "Semantically incorrect PDU" }, - { BSSGP_CAUSE_INV_MAND_INF, "Invalid mandatory information" }, - { BSSGP_CAUSE_MISSING_MAND_IE, "Missing mandatory IE" }, - { BSSGP_CAUSE_MISSING_COND_IE, "Missing conditional IE" }, - { BSSGP_CAUSE_UNEXP_COND_IE, "Unexpected conditional IE" }, - { BSSGP_CAUSE_COND_IE_ERR, "Conditional IE error" }, - { BSSGP_CAUSE_PDU_INCOMP_STATE, "PDU incompatible with protocol state" }, - { BSSGP_CAUSE_PROTO_ERR_UNSPEC, "Protocol error - unspecified" }, - { BSSGP_CAUSE_PDU_INCOMP_FEAT, "PDU not compatible with feature set" }, - { 0, NULL }, -}; - -const char *bssgp_cause_str(enum gprs_bssgp_cause cause) -{ - return get_value_string(bssgp_cause_strings, cause); -} - /* Our actual implementation */ @@ -141,30 +107,6 @@ struct bssgp_btx_ctx *btsctx_alloc(uint16_t bvci, uint16_t nsei) return ctx; } -static inline struct msgb *bssgp_msgb_alloc(void) -{ - return msgb_alloc_headroom(4096, 128, "BSSGP"); -} - -/* Transmit a simple response such as BLOCK/UNBLOCK/RESET ACK/NACK */ -static int bssgp_tx_simple_bvci(uint8_t pdu_type, uint16_t nsei, - uint16_t bvci, uint16_t ns_bvci) -{ - struct msgb *msg = bssgp_msgb_alloc(); - struct bssgp_normal_hdr *bgph = - (struct bssgp_normal_hdr *) msgb_put(msg, sizeof(*bgph)); - uint16_t _bvci; - - msgb_nsei(msg) = nsei; - msgb_bvci(msg) = ns_bvci; - - bgph->pdu_type = pdu_type; - _bvci = htons(bvci); - msgb_tvlv_put(msg, BSSGP_IE_BVCI, 2, (uint8_t *) &_bvci); - - return gprs_ns_sendmsg(bssgp_nsi, msg); -} - /* Chapter 10.4.5: Flow Control BVC ACK */ static int bssgp_tx_fc_bvc_ack(uint16_t nsei, uint8_t tag, uint16_t ns_bvci) { @@ -181,30 +123,6 @@ static int bssgp_tx_fc_bvc_ack(uint16_t nsei, uint8_t tag, uint16_t ns_bvci) return gprs_ns_sendmsg(bssgp_nsi, msg); } -/* Chapter 10.4.14: Status */ -int bssgp_tx_status(uint8_t cause, uint16_t *bvci, struct msgb *orig_msg) -{ - struct msgb *msg = bssgp_msgb_alloc(); - struct bssgp_normal_hdr *bgph = - (struct bssgp_normal_hdr *) msgb_put(msg, sizeof(*bgph)); - - DEBUGPC(DBSSGP, "BSSGP: TX STATUS, cause=%s\n", bssgp_cause_str(cause)); - msgb_nsei(msg) = msgb_nsei(orig_msg); - msgb_bvci(msg) = 0; - - bgph->pdu_type = BSSGP_PDUT_STATUS; - msgb_tvlv_put(msg, BSSGP_IE_CAUSE, 1, &cause); - if (bvci) { - uint16_t _bvci = htons(*bvci); - msgb_tvlv_put(msg, BSSGP_IE_BVCI, 2, (uint8_t *) &_bvci); - } - if (orig_msg) - msgb_tvlv_put(msg, BSSGP_IE_PDU_IN_ERROR, - msgb_bssgp_len(orig_msg), msgb_bssgph(orig_msg)); - - return gprs_ns_sendmsg(bssgp_nsi, msg); -} - uint16_t bssgp_parse_cell_id(struct gprs_ra_id *raid, const uint8_t *buf) { /* 6 octets RAC */ |