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Diffstat (limited to 'include/osmocom/hlr/luop.h')
-rw-r--r-- | include/osmocom/hlr/luop.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/include/osmocom/hlr/luop.h b/include/osmocom/hlr/luop.h new file mode 100644 index 0000000..77a1dec --- /dev/null +++ b/include/osmocom/hlr/luop.h @@ -0,0 +1,81 @@ +/* OsmoHLR TX/RX lu operations */ + +/* (C) 2017 sysmocom s.f.m.c. GmbH <info@sysmocom.de> + * All Rights Reserved + * + * Author: Harald Welte <laforge@gnumonks.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + +#pragma once + +#include <stdbool.h> + +#include <osmocom/core/timer.h> +#include <osmocom/gsm/gsup.h> + +#include <osmocom/hlr/db.h> +#include <osmocom/hlr/gsup_server.h> + +#define CANCEL_TIMEOUT_SECS 30 +#define ISD_TIMEOUT_SECS 30 + +enum lu_state { + LU_S_NULL, + LU_S_LU_RECEIVED, + LU_S_CANCEL_SENT, + LU_S_CANCEL_ACK_RECEIVED, + LU_S_ISD_SENT, + LU_S_ISD_ACK_RECEIVED, + LU_S_COMPLETE, +}; + +extern const struct value_string lu_state_names[]; + +struct lu_operation { + /*! entry in global list of location update operations */ + struct llist_head list; + /*! to which gsup_server do we belong */ + struct osmo_gsup_server *gsup_server; + /*! state of the location update */ + enum lu_state state; + /*! CS (false) or PS (true) Location Update? */ + bool is_ps; + /*! currently running timer */ + struct osmo_timer_list timer; + + /*! subscriber related to this operation */ + struct hlr_subscriber subscr; + /*! peer VLR/SGSN starting the request */ + uint8_t *peer; +}; + + +struct lu_operation *lu_op_alloc(struct osmo_gsup_server *srv); +struct lu_operation *lu_op_alloc_conn(struct osmo_gsup_conn *conn); +void lu_op_statechg(struct lu_operation *luop, enum lu_state new_state); +bool lu_op_fill_subscr(struct lu_operation *luop, struct db_context *dbc, + const char *imsi); +struct lu_operation *lu_op_by_imsi(const char *imsi, + const struct llist_head *lst); + +void lu_op_tx_error(struct lu_operation *luop, enum gsm48_gmm_cause cause); +void lu_op_tx_ack(struct lu_operation *luop); +void lu_op_tx_cancel_old(struct lu_operation *luop); +void lu_op_tx_insert_subscr_data(struct lu_operation *luop); +void lu_op_tx_del_subscr_data(struct lu_operation *luop); + +void lu_op_free(struct lu_operation *luop); |