gprs_bssgp2.h

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#pragma once
#include <stdint.h>
 
#include <osmocom/gprs/protocol/gsm_08_18.h>
#include <osmocom/gprs/gprs_ns2.h>
 
struct bssgp2_flow_ctrl;
struct gprs_ns2_inst;
struct gprs_ra_id;
struct msgb;
 
struct bssgp2_flow_ctrl {
        uint8_t tag;
        /* maximum bucket size (Bmax) in bytes */
        uint64_t bucket_size_max;
        uint64_t bucket_leak_rate;
        /* percentage how full the given bucket is */
        uint8_t bucket_full_ratio;
        bool bucket_full_ratio_present;
        union {
                struct {
                        uint64_t bmax_default_ms;
                        uint64_t r_default_ms;
 
                        uint32_t measurement;
                        bool measurement_present;
                } bvc;
                struct {
                        uint32_t tlli;
                } ms;
        } u;
};
 
 
int bssgp2_nsi_tx_ptp(struct gprs_ns2_inst *nsi, uint16_t nsei, uint16_t bvci,
                      struct msgb *msg, uint32_t lsp);
 
int bssgp2_nsi_tx_sig(struct gprs_ns2_inst *nsi, uint16_t nsei, struct msgb *msg, uint32_t lsp);
 
struct msgb *bssgp2_enc_bvc_block(uint16_t bvci, enum gprs_bssgp_cause cause);
 
struct msgb *bssgp2_enc_bvc_block_ack(uint16_t bvci);
 
struct msgb *bssgp2_enc_bvc_unblock(uint16_t bvci);
 
struct msgb *bssgp2_enc_bvc_unblock_ack(uint16_t bvci);
 
struct msgb *bssgp2_enc_bvc_reset(uint16_t bvci, enum gprs_bssgp_cause cause,
                                  const struct gprs_ra_id *ra_id, uint16_t cell_id,
                                  const uint8_t *feat_bm, const uint8_t *ext_feat_bm);
 
struct msgb *bssgp2_enc_bvc_reset_ack(uint16_t bvci, const struct gprs_ra_id *ra_id, uint16_t cell_id,
                                      const uint8_t *feat_bm, const uint8_t *ext_feat_bm);
 
struct msgb *bssgp2_enc_flush_ll(uint32_t tlli, uint16_t old_bvci,
                                 const uint16_t *new_bvci, const uint16_t *nsei);
struct msgb *bssgp2_enc_status(uint8_t cause, const uint16_t *bvci, const struct msgb *orig_msg, uint16_t max_pdu_len);
 
 
int bssgp2_dec_fc_bvc(struct bssgp2_flow_ctrl *fc, const struct tlv_parsed *tp);
struct msgb *bssgp2_enc_fc_bvc(const struct bssgp2_flow_ctrl *fc, enum bssgp_fc_granularity *gran);
struct msgb *bssgp2_enc_fc_bvc_ack(uint8_t tag);
int bssgp2_dec_fc_ms(struct bssgp2_flow_ctrl *fc, struct tlv_parsed *tp);
struct msgb *bssgp2_enc_fc_ms(const struct bssgp2_flow_ctrl *fc, enum bssgp_fc_granularity *gran);
struct msgb *bssgp2_enc_fc_ms_ack(uint32_t tlli, uint8_t tag);