diff options
Diffstat (limited to 'openbsc/include/openbsc/gprs_sgsn.h')
| -rw-r--r-- | openbsc/include/openbsc/gprs_sgsn.h | 70 |
1 files changed, 54 insertions, 16 deletions
diff --git a/openbsc/include/openbsc/gprs_sgsn.h b/openbsc/include/openbsc/gprs_sgsn.h index b9ed1b29e..8ad6ba10d 100644 --- a/openbsc/include/openbsc/gprs_sgsn.h +++ b/openbsc/include/openbsc/gprs_sgsn.h @@ -2,6 +2,9 @@ #define _GPRS_SGSN_H #include <stdint.h> +#include <netinet/in.h> + +#include <osmocore/gsm48.h> #define GSM_IMSI_LENGTH 17 #define GSM_IMEI_LENGTH 17 @@ -72,8 +75,19 @@ struct sgsn_mm_ctx { unsigned int T; }; +/* look-up a SGSN MM context based on TLLI + RAI */ +struct sgsn_mm_ctx *sgsn_mm_ctx_by_tlli(uint32_t tlli, + const struct gprs_ra_id *raid); +struct sgsn_mm_ctx *sgsn_mm_ctx_by_ptmsi(uint32_t tmsi); +struct sgsn_mm_ctx *sgsn_mm_ctx_by_imsi(const char *imsi); + +/* Allocate a new SGSN MM context */ +struct sgsn_mm_ctx *sgsn_mm_ctx_alloc(uint32_t tlli, + const struct gprs_ra_id *raid); + + enum pdp_ctx_state { - PDP_STAE_NONE, + PDP_STATE_NONE, }; enum pdp_type { @@ -81,38 +95,62 @@ enum pdp_type { }; struct sgsn_pdp_ctx { - struct llist_head list; + struct llist_head list; /* list_head for mmctx->pdp_list */ + struct llist_head g_list; /* list_head for global list */ + struct sgsn_mm_ctx *mm; /* back pointer to MM CTX */ + struct sgsn_ggsn_ctx *ggsn; /* which GGSN serves this PDP */ - unsigned int id; + //unsigned int id; + struct pdp_t *lib; /* pointer to libgtp PDP ctx */ enum pdp_ctx_state state; enum pdp_type type; uint32_t address; char *apn_subscribed; - char *apn_used; + //char *apn_used; uint16_t nsapi; uint8_t ti; /* transaction identifier */ - uint32_t ggsn_in_use; int vplmn_allowed; uint32_t qos_profile_subscr; - uint32_t qos_profile_req; - uint32_t qos_profile_neg; + //uint32_t qos_profile_req; + //uint32_t qos_profile_neg; uint8_t radio_prio; uint32_t tx_npdu_nr; uint32_t rx_npdu_nr; uint32_t tx_gtp_snd; uint32_t rx_gtp_snu; - uint32_t charging_id; + //uint32_t charging_id; int reordering_reqd; }; -/* look-up a SGSN MM context based on TLLI + RAI */ -struct sgsn_mm_ctx *sgsn_mm_ctx_by_tlli(uint32_t tlli, - const struct gprs_ra_id *raid); -struct sgsn_mm_ctx *sgsn_mm_ctx_by_ptmsi(uint32_t tmsi); -struct sgsn_mm_ctx *sgsn_mm_ctx_by_imsi(const char *imsi); -/* Allocate a new SGSN MM context */ -struct sgsn_mm_ctx *sgsn_mm_ctx_alloc(uint32_t tlli, - const struct gprs_ra_id *raid); +struct sgsn_pdp_ctx *sgsn_pdp_ctx_by_nsapi(const struct sgsn_mm_ctx *mm, + uint8_t nsapi); +struct sgsn_pdp_ctx *sgsn_pdp_ctx_alloc(struct sgsn_mm_ctx *mm, + uint8_t nsapi); +void sgsn_pdp_ctx_free(struct sgsn_pdp_ctx *pdp); + + +struct ggsn_ctx { + struct llist_head list; + uint32_t id; + unsigned int gtp_version; + struct in_addr remote_addr; + struct gsn_t *gsn; +}; +struct ggsn_ctx *ggsn_ctx_alloc(uint32_t id); +struct ggsn_ctx *ggsn_ctx_by_id(uint32_t id); +struct ggsn_ctx *ggsn_ctx_find_alloc(uint32_t id); + +struct apn_ctx { + struct llist_head list; + struct ggsn_ctx *ggsn; + char *name; + char *description; +}; + +extern struct llist_head sgsn_mm_ctxts; +extern struct llist_head sgsn_ggsn_ctxts; +extern struct llist_head sgsn_apn_ctxts; +extern struct llist_head sgsn_pdp_ctxts; #endif /* _GPRS_SGSN_H */ |