osmo-sgsn/include/osmocom/sgsn/gtp_mme.h

42 lines
1.6 KiB
C

#pragma once
#include <netinet/in.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/core/timer.h>
#include <osmocom/gprs/protocol/gsm_24_301.h>
struct gsn_t;
struct mme_rim_route {
struct llist_head list; /* item in struct sgsn_mme_ctx */
struct osmo_eutran_tai tai;
};
struct sgsn_mme_ctx {
struct llist_head list; /* item in sgsn_mme_ctxts */
struct llist_head routes; /* list of struct mme_rim_route */
struct sgsn_instance *sgsn; /* backpointer */
char *name;
struct in_addr remote_addr;
/* is it the default route for outgoing message? are all incoming messages accepted? */
bool default_route;
};
struct sgsn_mme_ctx *sgsn_mme_ctx_alloc(struct sgsn_instance *sgsn, const char *name);
struct sgsn_mme_ctx *sgsn_mme_ctx_find_alloc(struct sgsn_instance *sgsn, const char *name);
void sgsn_mme_ctx_free(struct sgsn_mme_ctx *mme);
struct sgsn_mme_ctx *sgsn_mme_ctx_by_name(const struct sgsn_instance *sgsn, const char *name);
struct sgsn_mme_ctx *sgsn_mme_ctx_by_addr(const struct sgsn_instance *sgsn, const struct in_addr *addr);
struct sgsn_mme_ctx *sgsn_mme_ctx_by_route(const struct sgsn_instance *sgsn, const struct osmo_eutran_tai *tai);
struct sgsn_mme_ctx *sgsn_mme_ctx_by_default_route(const struct sgsn_instance *sgsn);
void sgsn_mme_ctx_route_add(struct sgsn_mme_ctx *mme, const struct osmo_eutran_tai *tai);
void sgsn_mme_ctx_route_del(struct sgsn_mme_ctx *mme, const struct osmo_eutran_tai *tai);
#define LOGMME(mme, cat, level, fmt, args...) { \
char _buf[INET_ADDRSTRLEN]; \
LOGP(cat, level, "MME(%s:%s): " fmt, (mme)->name, inet_ntop(AF_INET, &(mme)->remote_addr, _buf, sizeof(_buf)), ## args); \
} while (0)