98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
/* gprs_bssgp_pcu.h
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*
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* Copyright (C) 2012 Ivan Klyuchnikov
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* Copyright (C) 2013 by Holger Hans Peter Freyther
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef GPRS_BSSGP_PCU_H
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#define GPRS_BSSGP_PCU_H
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extern "C" {
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#include <osmocom/core/talloc.h>
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#include <osmocom/core/rate_ctr.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/core/signal.h>
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#include <osmocom/core/application.h>
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#include <osmocom/gprs/gprs_ns.h>
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#include <osmocom/gprs/gprs_bssgp.h>
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#include <osmocom/gprs/gprs_bssgp_bss.h>
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#include <osmocom/gprs/gprs_msgb.h>
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struct bssgp_bvc_ctx *btsctx_alloc(uint16_t bvci, uint16_t nsei);
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}
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#include <gprs_debug.h>
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#include <time.h>
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#define QOS_PROFILE 4
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#define BSSGP_HDR_LEN 53
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#define NS_HDR_LEN 4
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#define IE_LLC_PDU 14
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struct gprs_bssgp_pcu {
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struct gprs_nsvc *nsvc;
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struct bssgp_bvc_ctx *bctx;
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struct gprs_rlcmac_bts *bts;
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struct osmo_timer_list bvc_timer;
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int nsvc_unblocked;
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int bvc_sig_reset;
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int bvc_reset;
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int bvc_unblocked;
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/* Flow control */
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struct timespec queue_delay_sum;
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unsigned queue_delay_count;
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uint8_t fc_tag;
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unsigned queue_frames_sent;
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unsigned queue_bytes_recv;
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unsigned queue_frames_recv;
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/** callbacks below */
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/* The BSSGP has been unblocked */
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void (*on_unblock_ack)(struct gprs_bssgp_pcu *pcu);
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/* When BSSGP data arrives. The msgb is not only for reference */
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void (*on_dl_unit_data)(struct gprs_bssgp_pcu *pcu, struct msgb *msg,
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struct tlv_parsed *tp);
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};
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struct gprs_bssgp_pcu *gprs_bssgp_create_and_connect(struct gprs_rlcmac_bts *bts,
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uint16_t local_port,
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uint32_t sgsn_ip, uint16_t sgsn_port, uint16_t nsei,
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uint16_t nsvci, uint16_t bvci, uint16_t mcc, uint16_t mnc, bool mnc_3_digits,
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uint16_t lac, uint16_t rac, uint16_t cell_id);
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int gprs_bssgp_ns_cb(enum gprs_ns_evt event, struct gprs_nsvc *nsvc,
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struct msgb *msg, uint16_t bvci);
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void gprs_bssgp_destroy(void);
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struct bssgp_bvc_ctx *gprs_bssgp_pcu_current_bctx(void);
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void gprs_bssgp_update_queue_delay(const struct timespec *tv_recv,
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const struct timespec *tv_now);
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void gprs_bssgp_update_frames_sent();
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void gprs_bssgp_update_bytes_received(unsigned bytes_recv, unsigned frames_recv);
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#endif // GPRS_BSSGP_PCU_H
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