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authorNeels Hofmeyr <nhofmeyr@sysmocom.de>2017-07-13 02:24:10 +0200
committerNeels Hofmeyr <nhofmeyr@sysmocom.de>2017-07-13 02:24:10 +0200
commitfcbbaeceabcea10a0a00fb33631b299509a6d5fd (patch)
tree3d80fbeed98bb1152848770185d64f34e5ecf6ca
parente9c58531b3bf02f736dd4e2f26714a8e43ff86b8 (diff)
undelete
-rw-r--r--include/openbsc/gsm_data.h683
1 files changed, 683 insertions, 0 deletions
diff --git a/include/openbsc/gsm_data.h b/include/openbsc/gsm_data.h
new file mode 100644
index 00000000..813164db
--- /dev/null
+++ b/include/openbsc/gsm_data.h
@@ -0,0 +1,683 @@
+#ifndef _GSM_DATA_H
+#define _GSM_DATA_H
+
+#include <stdint.h>
+#include <regex.h>
+#include <sys/types.h>
+#include <stdbool.h>
+
+#include <osmocom/core/timer.h>
+#include <osmocom/core/rate_ctr.h>
+#include <osmocom/core/select.h>
+#include <osmocom/core/stats.h>
+
+#include <osmocom/crypt/auth.h>
+#include <osmocom/sigtran/sccp_sap.h>
+
+#include <openbsc/common.h>
+#include <openbsc/rest_octets.h>
+#include <openbsc/common_cs.h>
+#include <openbsc/mgcpgw_client.h>
+
+
+/** annotations for msgb ownership */
+#define __uses
+
+#define OBSC_NM_W_ACK_CB(__msgb) (__msgb)->cb[3]
+
+struct mncc_sock_state;
+struct gsm_subscriber_group;
+struct bsc_subscr;
+struct vlr_instance;
+struct vlr_subscr;
+struct ue_conn_ctx;
+
+#define OBSC_LINKID_CB(__msgb) (__msgb)->cb[3]
+
+#define tmsi_from_string(str) strtoul(str, NULL, 10)
+
+/* 3-bit long values */
+#define EARFCN_PRIO_INVALID 8
+#define EARFCN_MEAS_BW_INVALID 8
+/* 5-bit long values */
+#define EARFCN_QRXLV_INVALID 32
+#define EARFCN_THRESH_LOW_INVALID 32
+
+enum gsm_security_event {
+ GSM_SECURITY_NOAVAIL,
+ GSM_SECURITY_AUTH_FAILED,
+ GSM_SECURITY_SUCCEEDED,
+ GSM_SECURITY_ALREADY,
+};
+
+struct msgb;
+typedef int gsm_cbfn(unsigned int hooknum,
+ unsigned int event,
+ struct msgb *msg,
+ void *data, void *param);
+
+/* Real authentication information containing Ki */
+enum gsm_auth_algo {
+ AUTH_ALGO_NONE,
+ AUTH_ALGO_XOR,
+ AUTH_ALGO_COMP128v1,
+};
+
+struct gsm_auth_info {
+ enum gsm_auth_algo auth_algo;
+ unsigned int a3a8_ki_len;
+ uint8_t a3a8_ki[16];
+};
+
+struct gsm_auth_tuple {
+ int use_count;
+ int key_seq;
+ struct osmo_auth_vector vec;
+};
+#define GSM_KEY_SEQ_INVAL 7 /* GSM 04.08 - 10.5.1.2 */
+
+/*
+ * AUTHENTICATION/CIPHERING state
+ */
+struct gsm_security_operation {
+ struct gsm_auth_tuple atuple;
+ gsm_cbfn *cb;
+ void *cb_data;
+};
+
+/*
+ * A dummy to keep a connection up for at least
+ * a couple of seconds to work around MSC issues.
+ */
+struct gsm_anchor_operation {
+ struct osmo_timer_list timeout;
+};
+
+/* Maximum number of neighbor cells whose average we track */
+#define MAX_NEIGH_MEAS 10
+/* Maximum size of the averaging window for neighbor cells */
+#define MAX_WIN_NEIGH_AVG 10
+
+/* processed neighbor measurements for one cell */
+struct neigh_meas_proc {
+ uint16_t arfcn;
+ uint8_t bsic;
+ uint8_t rxlev[MAX_WIN_NEIGH_AVG];
+ unsigned int rxlev_cnt;
+ uint8_t last_seen_nr;
+};
+
+enum ran_type {
+ RAN_UNKNOWN,
+ RAN_GERAN_A, /* 2G / A-interface */
+ RAN_UTRAN_IU, /* 3G / Iu-interface (IuCS or IuPS) */
+};
+
+extern const struct value_string ran_type_names[];
+static inline const char *ran_type_name(enum ran_type val)
+{ return get_value_string(ran_type_names, val); }
+
+struct gsm_classmark {
+ bool classmark1_set;
+ struct gsm48_classmark1 classmark1;
+ uint8_t classmark2_len;
+ uint8_t classmark2[3];
+ uint8_t classmark3_len;
+ uint8_t classmark3[14];
+};
+
+enum integrity_protection_state {
+ INTEGRITY_PROTECTION_NONE = 0,
+ INTEGRITY_PROTECTION_IK = 1,
+ INTEGRITY_PROTECTION_IK_CK = 2,
+};
+
+/* active radio connection of a mobile subscriber */
+struct gsm_subscriber_connection {
+ /* global linked list of subscriber_connections */
+ struct llist_head entry;
+
+ /* usage count. If this drops to zero, we start the release
+ * towards A/Iu */
+ uint32_t use_count;
+
+ /* The MS has opened the conn with a CM Service Request, and we shall
+ * keep it open for an actual request (or until timeout). */
+ bool received_cm_service_request;
+
+ /* libbsc subscriber information (if available) */
+ struct bsc_subscr *bsub;
+
+ /* libmsc/libvlr subscriber information (if available) */
+ struct vlr_subscr *vsub;
+
+ /* LU expiration handling */
+ uint8_t expire_timer_stopped;
+ /* SMS helpers for libmsc */
+ uint8_t next_rp_ref;
+
+ /*
+ * Operations that have a state and might be pending
+ */
+ struct gsm_security_operation *sec_operation;
+ struct gsm_anchor_operation *anch_operation;
+
+ struct osmo_fsm_inst *conn_fsm;
+
+ /* Are we part of a special "silent" call */
+ int silent_call;
+
+ /* MNCC rtp bridge markers */
+ int mncc_rtp_bridge;
+ int mncc_rtp_create_pending;
+ int mncc_rtp_connect_pending;
+
+ /* bsc structures */
+ struct osmo_bsc_sccp_con *sccp_con; /* BSC */
+
+ /* back pointers */
+ struct gsm_network *network;
+
+ bool in_release;
+ struct gsm_lchan *lchan; /* BSC */
+ struct gsm_lchan *ho_lchan; /* BSC */
+ struct gsm_bts *bts; /* BSC */
+
+ /* for assignment handling */
+ struct osmo_timer_list T10; /* BSC */
+ struct gsm_lchan *secondary_lchan; /* BSC */
+
+ /* connected via 2G or 3G? */
+ enum ran_type via_ran;
+
+ struct gsm_classmark classmark;
+
+ uint16_t lac;
+ struct gsm_encr encr;
+
+ struct {
+ uint16_t port_subscr;
+ uint16_t port_cn;
+ } rtp;
+
+ /* which Iu-CS connection, if any. */
+ struct {
+ struct ranap_ue_conn_ctx *ue_ctx;
+ int integrity_protection;
+ unsigned int mgcp_rtp_endpoint;
+ uint8_t rab_id;
+ } iu;
+
+ struct {
+ /* A pointer to the SCCP user that handles
+ * the SCCP connections for this subscriber
+ * connection */
+ struct osmo_sccp_user *scu;
+
+ /* The address of the BSC that is associated
+ * with this subscirber connection */
+ struct osmo_sccp_addr bsc_addr;
+
+ /* The connection identifier that is used
+ * to reference the SCCP connection that is
+ * associated with this subscriber connection */
+ int conn_id;
+ } a;
+};
+
+
+#define ROLE_BSC
+#include "gsm_data_shared.h"
+
+
+enum {
+ BSC_CTR_CHREQ_TOTAL,
+ BSC_CTR_CHREQ_NO_CHANNEL,
+ BSC_CTR_HANDOVER_ATTEMPTED,
+ BSC_CTR_HANDOVER_NO_CHANNEL,
+ BSC_CTR_HANDOVER_TIMEOUT,
+ BSC_CTR_HANDOVER_COMPLETED,
+ BSC_CTR_HANDOVER_FAILED,
+ BSC_CTR_PAGING_ATTEMPTED,
+ BSC_CTR_PAGING_DETACHED,
+ BSC_CTR_PAGING_COMPLETED,
+ BSC_CTR_PAGING_EXPIRED,
+ BSC_CTR_CHAN_RF_FAIL,
+ BSC_CTR_CHAN_RLL_ERR,
+ BSC_CTR_BTS_OML_FAIL,
+ BSC_CTR_BTS_RSL_FAIL,
+ BSC_CTR_CODEC_AMR_F,
+ BSC_CTR_CODEC_AMR_H,
+ BSC_CTR_CODEC_EFR,
+ BSC_CTR_CODEC_V1_FR,
+ BSC_CTR_CODEC_V1_HR,
+};
+
+static const struct rate_ctr_desc bsc_ctr_description[] = {
+ [BSC_CTR_CHREQ_TOTAL] = {"chreq.total", "Received channel requests."},
+ [BSC_CTR_CHREQ_NO_CHANNEL] = {"chreq.no_channel", "Sent to MS no channel available."},
+ [BSC_CTR_HANDOVER_ATTEMPTED] = {"handover.attempted", "Received handover attempts."},
+ [BSC_CTR_HANDOVER_NO_CHANNEL] = {"handover.no_channel", "Sent no channel available responses."},
+ [BSC_CTR_HANDOVER_TIMEOUT] = {"handover.timeout", "Count the amount of timeouts of timer T3103."},
+ [BSC_CTR_HANDOVER_COMPLETED] = {"handover.completed", "Received handover completed."},
+ [BSC_CTR_HANDOVER_FAILED] = {"handover.failed", "Receive HO FAIL messages."},
+ [BSC_CTR_PAGING_ATTEMPTED] = {"paging.attempted", "Paging attempts for a MS."},
+ [BSC_CTR_PAGING_DETACHED] = {"paging.detached", "Counts the amount of paging attempts which couldn't sent out any paging request because no responsible bts found."},
+ [BSC_CTR_PAGING_COMPLETED] = {"paging.completed", "Paging successful completed."},
+ [BSC_CTR_PAGING_EXPIRED] = {"paging.expired", "Paging Request expired because of timeout T3113."},
+ [BSC_CTR_CHAN_RF_FAIL] = {"chan.rf_fail", "Received a RF failure indication from BTS."},
+ [BSC_CTR_CHAN_RLL_ERR] = {"chan.rll_err", "Received a RLL failure with T200 cause from BTS."},
+ [BSC_CTR_BTS_OML_FAIL] = {"bts.oml_fail", "Received a TEI down on a OML link."},
+ [BSC_CTR_BTS_RSL_FAIL] = {"bts.rsl_fail", "Received a TEI down on a OML link."},
+ [BSC_CTR_CODEC_AMR_F] = {"bts.codec_amr_f", "Count the usage of AMR/F codec by channel mode requested."},
+ [BSC_CTR_CODEC_AMR_H] = {"bts.codec_amr_h", "Count the usage of AMR/H codec by channel mode requested."},
+ [BSC_CTR_CODEC_EFR] = {"bts.codec_efr", "Count the usage of EFR codec by channel mode requested."},
+ [BSC_CTR_CODEC_V1_FR] = {"bts.codec_fr", "Count the usage of FR codec by channel mode requested."},
+ [BSC_CTR_CODEC_V1_HR] = {"bts.codec_hr", "Count the usage of HR codec by channel mode requested."},
+};
+
+enum {
+ MSC_CTR_LOC_UPDATE_TYPE_ATTACH,
+ MSC_CTR_LOC_UPDATE_TYPE_NORMAL,
+ MSC_CTR_LOC_UPDATE_TYPE_PERIODIC,
+ MSC_CTR_LOC_UPDATE_TYPE_DETACH,
+ MSC_CTR_LOC_UPDATE_FAILED,
+ MSC_CTR_LOC_UPDATE_COMPLETED,
+ MSC_CTR_SMS_SUBMITTED,
+ MSC_CTR_SMS_NO_RECEIVER,
+ MSC_CTR_SMS_DELIVERED,
+ MSC_CTR_SMS_RP_ERR_MEM,
+ MSC_CTR_SMS_RP_ERR_OTHER,
+ MSC_CTR_SMS_DELIVER_UNKNOWN_ERROR,
+ MSC_CTR_CALL_MO_SETUP,
+ MSC_CTR_CALL_MO_CONNECT_ACK,
+ MSC_CTR_CALL_MT_SETUP,
+ MSC_CTR_CALL_MT_CONNECT,
+ MSC_CTR_CALL_ACTIVE,
+ MSC_CTR_CALL_COMPLETE,
+ MSC_CTR_CALL_INCOMPLETE,
+};
+
+static const struct rate_ctr_desc msc_ctr_description[] = {
+ [MSC_CTR_LOC_UPDATE_TYPE_ATTACH] = {"loc_update_type.attach", "Received location update imsi attach requests."},
+ [MSC_CTR_LOC_UPDATE_TYPE_NORMAL] = {"loc_update_type.normal", "Received location update normal requests."},
+ [MSC_CTR_LOC_UPDATE_TYPE_PERIODIC] = {"loc_update_type.periodic", "Received location update periodic requests."},
+ [MSC_CTR_LOC_UPDATE_TYPE_DETACH] = {"loc_update_type.detach", "Received location update detach indication."},
+ [MSC_CTR_LOC_UPDATE_FAILED] = {"loc_update_resp.failed", "Rejected location updates."},
+ [MSC_CTR_LOC_UPDATE_COMPLETED] = {"loc_update_resp.completed", "Successful location updates."},
+ [MSC_CTR_SMS_SUBMITTED] = {"sms.submitted", "Received a RPDU from a MS (MO)."},
+ [MSC_CTR_SMS_NO_RECEIVER] = {"sms.no_receiver", "Counts SMS which couldn't routed because no receiver found."},
+ [MSC_CTR_SMS_DELIVERED] = {"sms.delivered", "Global SMS Deliver attempts."},
+ [MSC_CTR_SMS_RP_ERR_MEM] = {"sms.rp_err_mem", "CAUSE_MT_MEM_EXCEEDED errors of MS responses on a sms deliver attempt."},
+ [MSC_CTR_SMS_RP_ERR_OTHER] = {"sms.rp_err_other", "Other error of MS responses on a sms delive attempt."},
+ [MSC_CTR_SMS_DELIVER_UNKNOWN_ERROR] = {"sms.deliver_unknown_error", "Unknown error occured during sms delivery."},
+ /* FIXME: count also sms delivered */
+ [MSC_CTR_CALL_MO_SETUP] = {"call.mo_setup", "Received setup requests from a MS to init a MO call."},
+ [MSC_CTR_CALL_MO_CONNECT_ACK] = {"call.mo_connect_ack", "Received a connect ack from MS of a MO call. Call is now succesful connected up."},
+ [MSC_CTR_CALL_MT_SETUP] = {"call.mt_setup", "Sent setup requests to the MS (MT)."},
+ [MSC_CTR_CALL_MT_CONNECT] = {"call.mt_connect", "Sent a connect to the MS (MT)."},
+ [MSC_CTR_CALL_ACTIVE] = {"call.active", "Count total amount of calls that ever reached active state."},
+ [MSC_CTR_CALL_COMPLETE] = {"call.complete", "Count total amount of calls which got terminated by disconnect req or ind after reaching active state."},
+ [MSC_CTR_CALL_INCOMPLETE] = {"call.incomplete", "Count total amount of call which got terminated by any other reason after reaching active state."},
+};
+
+
+static const struct rate_ctr_group_desc bsc_ctrg_desc = {
+ "bsc",
+ "base station controller",
+ OSMO_STATS_CLASS_GLOBAL,
+ ARRAY_SIZE(bsc_ctr_description),
+ bsc_ctr_description,
+};
+
+static const struct rate_ctr_group_desc msc_ctrg_desc = {
+ "msc",
+ "mobile switching center",
+ OSMO_STATS_CLASS_GLOBAL,
+ ARRAY_SIZE(msc_ctr_description),
+ msc_ctr_description,
+};
+
+enum gsm_auth_policy {
+ GSM_AUTH_POLICY_CLOSED, /* only subscribers authorized in DB */
+ GSM_AUTH_POLICY_ACCEPT_ALL, /* accept everyone, even if not authorized in DB */
+ GSM_AUTH_POLICY_TOKEN, /* accept first, send token per sms, then revoke authorization */
+ GSM_AUTH_POLICY_REGEXP, /* accept IMSIs matching given regexp */
+};
+
+#define GSM_T3101_DEFAULT 10
+#define GSM_T3105_DEFAULT 40
+#define GSM_T3113_DEFAULT 60
+#define GSM_T3122_DEFAULT 10
+
+struct gsm_tz {
+ int override; /* if 0, use system's time zone instead. */
+ int hr; /* hour */
+ int mn; /* minute */
+ int dst; /* daylight savings */
+};
+
+struct gsm_network {
+ /* TODO MSCSPLIT the gsm_network struct is basically a kitchen sink for
+ * global settings and variables, "madly" mixing BSC and MSC stuff. Split
+ * this in e.g. struct osmo_bsc and struct osmo_msc, with the things
+ * these have in common, like country and network code, put in yet
+ * separate structs and placed as members in osmo_bsc and osmo_msc. */
+
+ /* global parameters */
+ uint16_t country_code;
+ uint16_t network_code;
+ char *name_long;
+ char *name_short;
+ enum gsm_auth_policy auth_policy;
+ regex_t authorized_regexp;
+ char *authorized_reg_str;
+ enum gsm48_reject_value reject_cause;
+ int a5_encryption;
+ bool authentication_required;
+ int neci;
+ int send_mm_info;
+ struct {
+ int active;
+ /* Window RXLEV averaging */
+ unsigned int win_rxlev_avg; /* number of SACCH frames */
+ /* Window RXQUAL averaging */
+ unsigned int win_rxqual_avg; /* number of SACCH frames */
+ /* Window RXLEV neighbouring cells averaging */
+ unsigned int win_rxlev_avg_neigh; /* number of SACCH frames */
+
+ /* how often should we check for power budget HO */
+ unsigned int pwr_interval; /* SACCH frames */
+ /* how much better does a neighbor cell have to be ? */
+ unsigned int pwr_hysteresis; /* dBm */
+ /* maximum distacne before we try a handover */
+ unsigned int max_distance; /* TA values */
+ } handover;
+
+ struct rate_ctr_group *bsc_ctrs;
+ struct rate_ctr_group *msc_ctrs;
+ struct osmo_counter *active_calls;
+
+ /* layer 4 */
+ struct mncc_sock_state *mncc_state;
+ mncc_recv_cb_t mncc_recv;
+ struct llist_head upqueue;
+ /*
+ * TODO: Move the trans_list into the subscriber connection and
+ * create a pending list for MT transactions. These exist before
+ * we have a subscriber connection.
+ */
+ struct llist_head trans_list;
+ struct bsc_api *bsc_api;
+
+ unsigned int num_bts;
+ struct llist_head bts_list;
+
+ /* timer values */
+ int T3101;
+ int T3103;
+ int T3105;
+ int T3107;
+ int T3109;
+ int T3111;
+ int T3113;
+ int T3115;
+ int T3117;
+ int T3119;
+ int T3122;
+ int T3141;
+
+ /* timer to expire old location updates */
+ struct osmo_timer_list subscr_expire_timer;
+
+ /* Radio Resource Location Protocol (TS 04.31) */
+ struct {
+ enum rrlp_mode mode;
+ } rrlp;
+
+ enum gsm_chan_t ctype_by_chreq[18];
+
+ /* Use a TCH for handling requests of type paging any */
+ int pag_any_tch;
+
+ /* MSC data in case we are a true BSC */
+ struct osmo_bsc_data *bsc_data;
+
+ /* subscriber related features */
+ bool auto_create_subscr;
+ bool auto_assign_exten;
+ uint64_t ext_min;
+ uint64_t ext_max;
+ struct gsm_sms_queue *sms_queue;
+
+ /* control interface */
+ struct ctrl_handle *ctrl;
+
+ /* Allow or disallow TCH/F on dynamic TCH/F_TCH/H_PDCH; OS#1778 */
+ bool dyn_ts_allow_tch_f;
+
+ /* all active subscriber connections. */
+ struct llist_head subscr_conns;
+
+ /* if override is nonzero, this timezone data is used for all MM
+ * contexts. */
+ /* TODO: in OsmoNITB, tz-override used to be BTS-specific. To enable
+ * BTS|RNC specific timezone overrides for multi-tz networks in
+ * OsmoMSC, this should be tied to the location area code (LAC). */
+ struct gsm_tz tz;
+
+ /* List of all struct bsc_subscr used in libbsc. This llist_head is
+ * allocated so that the llist_head pointer itself can serve as a
+ * talloc context (useful to not have to pass the entire gsm_network
+ * struct to the bsc_subscr_* API, and for bsc_susbscr unit tests to
+ * not require gsm_data.h). In an MSC-without-BSC environment, this
+ * pointer is NULL to indicate absence of a bsc_subscribers list. */
+ struct llist_head *bsc_subscribers;
+
+ /* MSC: GSUP server address of the HLR */
+ const char *gsup_server_addr_str;
+ uint16_t gsup_server_port;
+
+ struct vlr_instance *vlr;
+
+ /* Periodic location update default value */
+ uint8_t t3212;
+
+ struct {
+ struct mgcpgw_client_conf conf;
+ struct mgcpgw_client *client;
+ } mgcpgw;
+
+ struct {
+ enum nsap_addr_enc rab_assign_addr_enc;
+ } iu;
+
+ struct {
+ /* A list with the context information about
+ * all BSCs we have connections with */
+ struct llist_head bscs;
+ } a;
+
+ struct osmo_sccp_instance *sccp;
+};
+
+struct osmo_esme;
+
+enum gsm_sms_source_id {
+ SMS_SOURCE_UNKNOWN = 0,
+ SMS_SOURCE_MS, /* received from MS */
+ SMS_SOURCE_VTY, /* received from VTY */
+ SMS_SOURCE_SMPP, /* received via SMPP */
+};
+
+#define SMS_HDR_SIZE 128
+#define SMS_TEXT_SIZE 256
+
+struct gsm_sms_addr {
+ uint8_t ton;
+ uint8_t npi;
+ char addr[21+1];
+};
+
+struct gsm_sms {
+ unsigned long long id;
+ struct vlr_subscr *receiver;
+ struct gsm_sms_addr src, dst;
+ enum gsm_sms_source_id source;
+
+ struct {
+ uint8_t transaction_id;
+ uint32_t msg_ref;
+ } gsm411;
+
+ struct {
+ struct osmo_esme *esme;
+ uint32_t sequence_nr;
+ int transaction_mode;
+ char msg_id[16];
+ } smpp;
+
+ unsigned long validity_minutes;
+ uint8_t reply_path_req;
+ uint8_t status_rep_req;
+ uint8_t ud_hdr_ind;
+ uint8_t protocol_id;
+ uint8_t data_coding_scheme;
+ uint8_t msg_ref;
+ uint8_t user_data_len;
+ uint8_t user_data[SMS_TEXT_SIZE];
+
+ char text[SMS_TEXT_SIZE];
+};
+
+extern void talloc_ctx_init(void *ctx_root);
+
+int gsm_set_bts_type(struct gsm_bts *bts, enum gsm_bts_type type);
+
+enum gsm_bts_type parse_btstype(const char *arg);
+const char *btstype2str(enum gsm_bts_type type);
+struct gsm_bts *gsm_bts_by_lac(struct gsm_network *net, unsigned int lac,
+ struct gsm_bts *start_bts);
+
+extern void *tall_bsc_ctx;
+extern int ipacc_rtp_direct;
+
+/* this actaully refers to the IPA transport, not the BTS model */
+static inline int is_ipaccess_bts(struct gsm_bts *bts)
+{
+ switch (bts->type) {
+ case GSM_BTS_TYPE_NANOBTS:
+ case GSM_BTS_TYPE_OSMOBTS:
+ return 1;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static inline int is_sysmobts_v2(struct gsm_bts *bts)
+{
+ switch (bts->type) {
+ case GSM_BTS_TYPE_OSMOBTS:
+ return 1;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static inline int is_siemens_bts(struct gsm_bts *bts)
+{
+ switch (bts->type) {
+ case GSM_BTS_TYPE_BS11:
+ return 1;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static inline int is_nokia_bts(struct gsm_bts *bts)
+{
+ switch (bts->type) {
+ case GSM_BTS_TYPE_NOKIA_SITE:
+ return 1;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static inline int is_e1_bts(struct gsm_bts *bts)
+{
+ switch (bts->type) {
+ case GSM_BTS_TYPE_BS11:
+ case GSM_BTS_TYPE_RBS2000:
+ case GSM_BTS_TYPE_NOKIA_SITE:
+ return 1;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+enum gsm_auth_policy gsm_auth_policy_parse(const char *arg);
+const char *gsm_auth_policy_name(enum gsm_auth_policy policy);
+
+enum rrlp_mode rrlp_mode_parse(const char *arg);
+const char *rrlp_mode_name(enum rrlp_mode mode);
+
+enum bts_gprs_mode bts_gprs_mode_parse(const char *arg, int *valid);
+const char *bts_gprs_mode_name(enum bts_gprs_mode mode);
+int bts_gprs_mode_is_compat(struct gsm_bts *bts, enum bts_gprs_mode mode);
+
+int gsm48_ra_id_by_bts(uint8_t *buf, struct gsm_bts *bts);
+void gprs_ra_id_by_bts(struct gprs_ra_id *raid, struct gsm_bts *bts);
+
+int gsm_btsmodel_set_feature(struct gsm_bts_model *model, enum gsm_bts_features feat);
+int gsm_bts_model_register(struct gsm_bts_model *model);
+
+struct gsm_subscriber_connection *bsc_subscr_con_allocate(struct gsm_lchan *lchan);
+void bsc_subscr_con_free(struct gsm_subscriber_connection *conn);
+
+struct gsm_subscriber_connection *msc_subscr_con_allocate(struct gsm_network *network);
+void msc_subscr_con_free(struct gsm_subscriber_connection *conn);
+
+struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net,
+ enum gsm_bts_type type,
+ uint8_t bsic);
+
+void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr,
+ uint8_t e1_ts, uint8_t e1_ts_ss);
+
+void gsm_trx_lock_rf(struct gsm_bts_trx *trx, int locked);
+bool gsm_btsmodel_has_feature(struct gsm_bts_model *model, enum gsm_bts_features feat);
+struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr);
+int gsm_bts_trx_set_system_infos(struct gsm_bts_trx *trx);
+int gsm_bts_set_system_infos(struct gsm_bts *bts);
+
+/* generic E1 line operations for all ISDN-based BTS. */
+extern struct e1inp_line_ops bts_isdn_e1inp_line_ops;
+
+extern const struct value_string bts_type_names[_NUM_GSM_BTS_TYPE+1];
+extern const struct value_string bts_type_descs[_NUM_GSM_BTS_TYPE+1];
+
+/* control interface handling */
+int bsc_base_ctrl_cmds_install(void);
+int msc_ctrl_cmds_install(struct gsm_network *net);
+
+/* dependency handling */
+void bts_depend_mark(struct gsm_bts *bts, int dep);
+void bts_depend_clear(struct gsm_bts *bts, int dep);
+int bts_depend_check(struct gsm_bts *bts);
+int bts_depend_is_depedency(struct gsm_bts *base, struct gsm_bts *other);
+
+int gsm_bts_get_radio_link_timeout(const struct gsm_bts *bts);
+void gsm_bts_set_radio_link_timeout(struct gsm_bts *bts, int value);
+
+bool classmark_is_r99(struct gsm_classmark *cm);
+
+#endif /* _GSM_DATA_H */