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#ifndef _SGSN_H
#define _SGSN_H
#include <sys/types.h>
#include <osmocore/msgb.h>
#include <openbsc/gprs_ns.h>
#include <openbsc/gprs_sgsn.h>
struct sgsn_config {
/* parsed from config file */
u_int32_t nsip_listen_ip;
u_int16_t nsip_listen_port;
char *gtp_statedir;
struct sockaddr_in gtp_listenaddr;
/* misc */
struct gprs_ns_inst *nsi;
};
struct sgsn_instance {
char *config_file;
struct sgsn_config cfg;
/* File descriptor wrappers for LibGTP */
struct bsc_fd gtp_fd0;
struct bsc_fd gtp_fd1c;
struct bsc_fd gtp_fd1u;
/* Timer for libGTP */
struct timer_list gtp_timer;
/* GSN instance for libgtp */
struct gsn_t *gsn;
};
extern struct sgsn_instance *sgsn;
/* sgsn_vty.c */
int sgsn_vty_init(void);
int sgsn_parse_config(const char *config_file, struct sgsn_config *cfg);
/* sgsn.c */
/* Main input function for Gb proxy */
int sgsn_rcvmsg(struct msgb *msg, struct gprs_nsvc *nsvc, uint16_t ns_bvci);
struct sgsn_pdp_ctx *sgsn_create_pdp_ctx(struct sgsn_ggsn_ctx *ggsn,
struct sgsn_mm_ctx *mmctx,
uint16_t nsapi,
struct tlv_parsed *tp);
int sgsn_delete_pdp_ctx(struct sgsn_pdp_ctx *pctx);
#endif
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