66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
#ifndef _SGSN_H
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#define _SGSN_H
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#include <sys/types.h>
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#include <osmocore/msgb.h>
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#include <openbsc/gprs_ns.h>
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#include <openbsc/gprs_sgsn.h>
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struct sgsn_config {
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/* parsed from config file */
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char *gtp_statedir;
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struct sockaddr_in gtp_listenaddr;
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/* misc */
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struct gprs_ns_inst *nsi;
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};
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struct sgsn_instance {
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char *config_file;
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struct sgsn_config cfg;
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/* File descriptor wrappers for LibGTP */
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struct bsc_fd gtp_fd0;
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struct bsc_fd gtp_fd1c;
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struct bsc_fd gtp_fd1u;
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/* Timer for libGTP */
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struct timer_list gtp_timer;
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/* GSN instance for libgtp */
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struct gsn_t *gsn;
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};
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extern struct sgsn_instance *sgsn;
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/* sgsn_vty.c */
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int sgsn_vty_init(void);
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int sgsn_parse_config(const char *config_file, struct sgsn_config *cfg);
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/* sgsn.c */
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/* Main input function for Gb proxy */
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int sgsn_rcvmsg(struct msgb *msg, struct gprs_nsvc *nsvc, uint16_t ns_bvci);
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struct sgsn_pdp_ctx *sgsn_create_pdp_ctx(struct sgsn_ggsn_ctx *ggsn,
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struct sgsn_mm_ctx *mmctx,
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uint16_t nsapi,
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struct tlv_parsed *tp);
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int sgsn_delete_pdp_ctx(struct sgsn_pdp_ctx *pctx);
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/* gprs_sndcp.c */
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/* Entry point for the SNSM-ACTIVATE.indication */
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int sndcp_sm_activate_ind(struct gprs_llc_lle *lle, uint8_t nsapi);
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/* Entry point for the SNSM-DEACTIVATE.indication */
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int sndcp_sm_deactivate_ind(struct gprs_llc_lle *lle, uint8_t nsapi);
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/* Called by SNDCP when it has received/re-assembled a N-PDU */
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int sgsn_rx_sndcp_ud_ind(uint32_t tlli, uint8_t nsapi, struct msgb *msg,
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uint32_t npdu_len, uint8_t *npdu);
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int sndcp_unitdata_req(struct msgb *msg, struct gprs_llc_lle *lle, uint8_t nsapi,
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void *mmcontext);
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#endif
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