diff options
Diffstat (limited to 'include/osmocom')
| -rw-r--r-- | include/osmocom/gprs/gprs_bssgp.h | 35 | ||||
| -rw-r--r-- | include/osmocom/gprs/gprs_bssgp_rim.h | 4 |
2 files changed, 39 insertions, 0 deletions
diff --git a/include/osmocom/gprs/gprs_bssgp.h b/include/osmocom/gprs/gprs_bssgp.h index 92556615..a7b363bd 100644 --- a/include/osmocom/gprs/gprs_bssgp.h +++ b/include/osmocom/gprs/gprs_bssgp.h @@ -11,6 +11,7 @@ #include <osmocom/gprs/protocol/gsm_08_18.h> #include <osmocom/gprs/protocol/gsm_24_301.h> +#include <osmocom/gprs/gprs_bssgp_rim.h> /* gprs_bssgp_util.c */ @@ -41,6 +42,39 @@ int bssgp_tx_simple_bvci(uint8_t pdu_type, uint16_t nsei, /* Chapter 10.4.14: Status */ int bssgp_tx_status(uint8_t cause, uint16_t *bvci, struct msgb *orig_msg); +/* Chapter 10.6.1: RAN-INFORMATION-REQUEST */ +struct bssgp_ran_information_pdu { + struct bssgp_rim_routing_info routing_info_dest; + struct bssgp_rim_routing_info routing_info_src; + + /* Encoded variant of the RIM container */ + uint8_t rim_cont_iei; + const uint8_t *rim_cont; + unsigned int rim_cont_len; + + /* Decoded variant of the RIM container */ + bool decoded_present; + union { + struct bssgp_ran_inf_req_rim_cont req_rim_cont; + struct bssgp_ran_inf_rim_cont rim_cont; + struct bssgp_ran_inf_ack_rim_cont ack_rim_cont; + struct bssgp_ran_inf_err_rim_cont err_rim_cont; + struct bssgp_ran_inf_app_err_rim_cont app_err_rim_cont; + } decoded; + + /* When receiving a PDU from BSSGP the encoded variant of the RIM + * container will always be present. The decoded variant will be + * present in addition whenever BSSGP was able to decode the container. + * + * When sending a PDU to BSSGP, then the decoded variant is used when + * it is available. The encoded variant (if present) will be ignored + * then. */ +}; +int bssgp_tx_rim(const struct bssgp_ran_information_pdu *pdu, uint16_t nsei); + +int bssgp_parse_rim_pdu(struct bssgp_ran_information_pdu *pdu, const struct msgb *msg); +struct msgb *bssgp_encode_rim_pdu(const struct bssgp_ran_information_pdu *pdu); + enum bssgp_prim { PRIM_BSSGP_DL_UD, PRIM_BSSGP_UL_UD, @@ -75,6 +109,7 @@ struct osmo_bssgp_prim { struct { uint8_t suspend_ref; } resume; + struct bssgp_ran_information_pdu rim_pdu; } u; }; diff --git a/include/osmocom/gprs/gprs_bssgp_rim.h b/include/osmocom/gprs/gprs_bssgp_rim.h index 7f3a0e43..7e9efcd7 100644 --- a/include/osmocom/gprs/gprs_bssgp_rim.h +++ b/include/osmocom/gprs/gprs_bssgp_rim.h @@ -54,6 +54,10 @@ struct bssgp_rim_routing_info { }; }; +/* The encoded result of the rim routing information is, depending on the + * address type (discr) of variable length. */ +#define BSSGP_RIM_ROUTING_INFO_MAXLEN 14 + int bssgp_parse_rim_ri(struct bssgp_rim_routing_info *ri, const uint8_t *buf, unsigned int len); int bssgp_create_rim_ri(uint8_t *buf, const struct bssgp_rim_routing_info *ri); |