From 98a95ac17f701d94d2fa62d91cfe42a5beef4f23 Mon Sep 17 00:00:00 2001 From: Jacob Erlbeck Date: Fri, 28 Nov 2014 14:55:25 +0100 Subject: sgsn: Add a subscriber based authentication phase This implements the MAP way of subscriber validation when the MS tries to perform an Attach Request: 1. perform authentication (optionally invoke the sendAuthInfo procedure), starts the Auth & Ciph procedure 2. perform update location 3. insert subscriber data 4. finish the update location 5. Attach Accept / Attach Reject The authentication triplets are used and eventually updated if all of them have been used. This is currently accessible via the VTY interface by the following commands: - update-subscriber imsi IMSI update-auth-info - update-subscriber imsi IMSI update-location-result (ok|ERR-CAUSE) Sponsored-by: On-Waves ehf --- openbsc/include/openbsc/gprs_sgsn.h | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'openbsc/include') diff --git a/openbsc/include/openbsc/gprs_sgsn.h b/openbsc/include/openbsc/gprs_sgsn.h index 411462b07..61b84d873 100644 --- a/openbsc/include/openbsc/gprs_sgsn.h +++ b/openbsc/include/openbsc/gprs_sgsn.h @@ -296,16 +296,25 @@ struct gsm_auth_tuple *sgsn_auth_get_tuple(struct sgsn_mm_ctx *mmctx, /* * GPRS subscriber data */ -#define GPRS_SUBSCRIBER_UPDATE_PENDING (1 << 16) -#define GPRS_SUBSCRIBER_CANCELLED (1 << 17) +#define GPRS_SUBSCRIBER_UPDATE_AUTH_INFO_PENDING (1 << 16) +#define GPRS_SUBSCRIBER_UPDATE_LOCATION_PENDING (1 << 17) +#define GPRS_SUBSCRIBER_CANCELLED (1 << 18) + +#define GPRS_SUBSCRIBER_UPDATE_PENDING_MASK ( \ + GPRS_SUBSCRIBER_UPDATE_LOCATION_PENDING | \ + GPRS_SUBSCRIBER_UPDATE_AUTH_INFO_PENDING \ +) void gprs_subscr_init(struct sgsn_instance *sgi); -int gprs_subscr_request_update(struct sgsn_mm_ctx *mmctx); +int gprs_subscr_request_update_location(struct sgsn_mm_ctx *mmctx); +int gprs_subscr_request_auth_info(struct sgsn_mm_ctx *mmctx); void gprs_subscr_delete(struct gsm_subscriber *subscr); struct gsm_subscriber *gprs_subscr_get_or_create(const char *imsi); +struct gsm_subscriber *gprs_subscr_get_or_create_by_mmctx( struct sgsn_mm_ctx *mmctx); struct gsm_subscriber *gprs_subscr_get_by_imsi(const char *imsi); void gprs_subscr_put_and_cancel(struct gsm_subscriber *subscr); void gprs_subscr_update(struct gsm_subscriber *subscr); +void gprs_subscr_update_auth_info(struct gsm_subscriber *subscr); /* Called on subscriber data updates */ void sgsn_update_subscriber_data(struct sgsn_mm_ctx *mmctx, -- cgit v1.2.3