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authorHarald Welte <laforge@gnumonks.org>2009-05-01 14:59:07 +0000
committerHarald Welte <laforge@gnumonks.org>2009-05-01 14:59:07 +0000
commitedb377854282e0efe1acd5c6ad400bf7817efc8b (patch)
tree2023491043615f0cbf94dba64c43e22e59a44215
parent4593ff3ace523272acd62e1ccac946b634438390 (diff)
* Add support for multiple ip.access nanoBTS at one BSC
* keep track of site_id/bts_id in struct gsm_bts * dynamically match incoming OML/RSL over TCP connections by BTS Unit ID * introduce new debug category DINP (separate from DMI for hexdumps) * remove ia_config() as it is no longer needed * * ensure that signalling links / E1 line information is correctly printed * when bootstrapping RSL or OML, tell us for which BTS it is being doen * separate bootstrap_bts() out from bootstrap_network() * statically configure two ip.access BTS, one with unit id's 1800/0/0 and 1801/0/0
-rw-r--r--include/openbsc/debug.h1
-rw-r--r--include/openbsc/e1_input.h3
-rw-r--r--include/openbsc/gsm_data.h6
-rw-r--r--src/bsc_hack.c53
-rw-r--r--src/debug.c1
-rw-r--r--src/e1_config.c28
-rw-r--r--src/input/ipaccess.c383
-rw-r--r--src/vty_interface.c19
8 files changed, 330 insertions, 164 deletions
diff --git a/include/openbsc/debug.h b/include/openbsc/debug.h
index ec9cbbb3c..626bcf545 100644
--- a/include/openbsc/debug.h
+++ b/include/openbsc/debug.h
@@ -16,6 +16,7 @@
#define DMI 0x1000
#define DMIB 0x2000
#define DMUX 0x4000
+#define DINP 0x8000
#ifdef DEBUG
#define DEBUGP(ss, fmt, args...) debugp(ss, __FILE__, __LINE__, 0, fmt, ## args)
diff --git a/include/openbsc/e1_input.h b/include/openbsc/e1_input.h
index 8b9521d61..6d5a0be87 100644
--- a/include/openbsc/e1_input.h
+++ b/include/openbsc/e1_input.h
@@ -147,9 +147,8 @@ struct subch_mux *e1inp_get_mux(u_int8_t e1_nr, u_int8_t ts_nr);
/* e1_config.c */
int e1_config(struct gsm_bts *bts, int cardnr, int release_l2);
-int ia_config(struct gsm_bts *bts);
int ia_config_connect(struct gsm_bts *bts, struct sockaddr_in *sin);
-int ipaccess_setup(struct e1inp_line *line);
+int ipaccess_setup(struct gsm_network *gsmnet);
struct llist_head e1inp_driver_list;
struct llist_head e1inp_line_list;
diff --git a/include/openbsc/gsm_data.h b/include/openbsc/gsm_data.h
index 6c08b0399..8ad127a16 100644
--- a/include/openbsc/gsm_data.h
+++ b/include/openbsc/gsm_data.h
@@ -296,6 +296,12 @@ struct gsm_bts {
struct {
struct gsm_nm_state nm_state;
} site_mgr;
+
+ /* ip.accesss Unit ID's have Site/BTS/TRX layout */
+ struct {
+ u_int16_t site_id;
+ u_int16_t bts_id;
+ } ip_access;
/* transceivers */
int num_trx;
diff --git a/src/bsc_hack.c b/src/bsc_hack.c
index 533f40c39..346247c77 100644
--- a/src/bsc_hack.c
+++ b/src/bsc_hack.c
@@ -48,7 +48,7 @@
#include <openbsc/e1_input.h>
/* global pointer to the gsm network data structure */
-static struct gsm_network *gsmnet;
+struct gsm_network *gsmnet;
/* MCC and MNC for the Location Area Identifier */
static int MCC = 1;
@@ -537,7 +537,7 @@ static void bootstrap_om_bs11(struct gsm_bts *bts)
static void bootstrap_om(struct gsm_bts *bts)
{
- fprintf(stdout, "bootstrapping OML\n");
+ fprintf(stdout, "bootstrapping OML for BTS %u\n", bts->nr);
switch (bts->type) {
case GSM_BTS_TYPE_BS11:
@@ -858,7 +858,8 @@ static void patch_tables(struct gsm_bts *bts)
static void bootstrap_rsl(struct gsm_bts_trx *trx)
{
- fprintf(stdout, "bootstrapping RSL MCC=%u MNC=%u\n", MCC, MNC);
+ fprintf(stdout, "bootstrapping RSL for BTS/TRX (%u/%u) "
+ "using MCC=%u MNC=%u\n", trx->nr, trx->bts->nr, MCC, MNC);
set_system_infos(trx);
}
@@ -886,18 +887,8 @@ void input_event(int event, enum e1inp_sign_type type, struct gsm_bts_trx *trx)
}
}
-static int bootstrap_network(void)
+static int bootstrap_bts(struct gsm_bts *bts)
{
- struct gsm_bts *bts;
-
- /* initialize our data structures */
- gsmnet = gsm_network_init(1, BTS_TYPE, MCC, MNC);
- if (!gsmnet)
- return -ENOMEM;
-
- gsmnet->name_long = "OpenBSC";
- gsmnet->name_short = "OpenBSC";
- bts = &gsmnet->bts[0];
bts->location_area_code = LAC;
bts->trx[0].arfcn = ARFCN;
@@ -912,6 +903,24 @@ static int bootstrap_network(void)
paging_init(bts);
+ return 0;
+}
+
+static int bootstrap_network(void)
+{
+ struct gsm_bts *bts;
+
+ /* initialize our data structures */
+ gsmnet = gsm_network_init(2, BTS_TYPE, MCC, MNC);
+ if (!gsmnet)
+ return -ENOMEM;
+
+ gsmnet->name_long = "OpenBSC";
+ gsmnet->name_short = "OpenBSC";
+
+ bts = &gsmnet->bts[0];
+ bootstrap_bts(bts);
+
if (db_init(database_name, gsmnet)) {
printf("DB: Failed to init database. Please check the option settings.\n");
return -1;
@@ -927,10 +936,20 @@ static int bootstrap_network(void)
telnet_init(gsmnet, 4242);
/* E1 mISDN input setup */
- if (BTS_TYPE == GSM_BTS_TYPE_BS11)
+ if (BTS_TYPE == GSM_BTS_TYPE_BS11) {
+ gsmnet->num_bts = 1;
return e1_config(bts, cardnr, release_l2);
- else
- return ia_config(bts);
+ } else {
+ /* FIXME: do this dynamic */
+ bts->ip_access.site_id = 1801;
+ bts->ip_access.bts_id = 0;
+ bts = &gsmnet->bts[1];
+ bootstrap_bts(bts);
+ bts->ip_access.site_id = 1800;
+ bts->ip_access.bts_id = 0;
+ ipaccess_setup(gsmnet);
+ }
+
}
static void create_pcap_file(char *file)
diff --git a/src/debug.c b/src/debug.c
index 735fce391..cdf3d0f2c 100644
--- a/src/debug.c
+++ b/src/debug.c
@@ -51,6 +51,7 @@ static const struct debug_info debug_info[] = {
DEBUG_CATEGORY(DNM, "DNM", "\033[1;36m", "")
DEBUG_CATEGORY(DSMS, "DSMS", "\033[1;37m", "")
DEBUG_CATEGORY(DPAG, "DPAG", "\033[1;38m", "")
+ DEBUG_CATEGORY(DINP, "DINP", "", "")
DEBUG_CATEGORY(DMI, "DMI", "", "")
DEBUG_CATEGORY(DMIB, "DMIB", "", "")
DEBUG_CATEGORY(DMUX, "DMUX", "", "")
diff --git a/src/e1_config.c b/src/e1_config.c
index 02fdb5d83..ffc7e46cc 100644
--- a/src/e1_config.c
+++ b/src/e1_config.c
@@ -71,8 +71,8 @@ int e1_config(struct gsm_bts *bts, int cardnr, int release_l2)
return mi_setup(cardnr, line, release_l2);
}
-/* do some compiled-in configuration for our BTS/E1 setup */
-static struct e1inp_line *__ia_config(struct gsm_bts *bts)
+/* configure pseudo E1 line in ip.access style and connect to BTS */
+int ia_config_connect(struct gsm_bts *bts, struct sockaddr_in *sin)
{
struct e1inp_line *line;
struct e1inp_ts *sign_ts, *rsl_ts;
@@ -99,30 +99,6 @@ static struct e1inp_line *__ia_config(struct gsm_bts *bts)
bts->oml_link = oml_link;
bts->c0->rsl_link = rsl_link;
- return line;
-}
-
-/* configure pseudo E1 line in ip.access style and create listening socket */
-int ia_config(struct gsm_bts *bts)
-{
- struct e1inp_line *line;
-
- line = __ia_config(bts);
- if (!line)
- return -ENOMEM;
-
- return ipaccess_setup(line);
-}
-
-/* configure pseudo E1 line in ip.access style and connect to BTS */
-int ia_config_connect(struct gsm_bts *bts, struct sockaddr_in *sin)
-{
- struct e1inp_line *line;
-
- line = __ia_config(bts);
- if (!line)
- return -ENOMEM;
-
/* default port at BTS for incoming connections is 3006 */
if (sin->sin_port == 0)
sin->sin_port = htons(3006);
diff --git a/src/input/ipaccess.c b/src/input/ipaccess.c
index b4d53bd8f..85ec031f7 100644
--- a/src/input/ipaccess.c
+++ b/src/input/ipaccess.c
@@ -33,6 +33,7 @@
#include <arpa/inet.h>
#include <openbsc/select.h>
+#include <openbsc/tlv.h>
#include <openbsc/msgb.h>
#include <openbsc/debug.h>
#include <openbsc/gsm_data.h>
@@ -46,35 +47,189 @@
struct ia_e1_handle {
struct bsc_fd listen_fd;
struct bsc_fd rsl_listen_fd;
+ struct gsm_network *gsmnet;
};
+static struct ia_e1_handle *e1h;
+
+
#define TS1_ALLOC_SIZE 300
static const u_int8_t pong[] = { 0, 1, IPAC_PROTO_IPACCESS, IPAC_MSGT_PONG };
static const u_int8_t id_ack[] = { 0, 1, IPAC_PROTO_IPACCESS, IPAC_MSGT_ID_ACK };
+static const u_int8_t id_req[] = { 0, 17, IPAC_PROTO_IPACCESS, IPAC_MSGT_ID_GET,
+ 0x01, IPAC_IDTAG_UNIT,
+ 0x01, IPAC_IDTAG_MACADDR,
+ 0x01, IPAC_IDTAG_LOCATION1,
+ 0x01, IPAC_IDTAG_LOCATION2,
+ 0x01, IPAC_IDTAG_EQUIPVERS,
+ 0x01, IPAC_IDTAG_SWVERSION,
+ 0x01, IPAC_IDTAG_UNITNAME,
+ 0x01, IPAC_IDTAG_SERNR,
+ };
+
+static const char *idtag_names[] = {
+ [IPAC_IDTAG_SERNR] = "Serial_Number",
+ [IPAC_IDTAG_UNITNAME] = "Unit_Name",
+ [IPAC_IDTAG_LOCATION1] = "Location_1",
+ [IPAC_IDTAG_LOCATION2] = "Location_2",
+ [IPAC_IDTAG_EQUIPVERS] = "Equipment_Version",
+ [IPAC_IDTAG_SWVERSION] = "Software_Version",
+ [IPAC_IDTAG_IPADDR] = "IP_Address",
+ [IPAC_IDTAG_MACADDR] = "MAC_Address",
+ [IPAC_IDTAG_UNIT] = "Unit_ID",
+};
+
+static const char *ipac_idtag_name(int tag)
+{
+ if (tag >= ARRAY_SIZE(idtag_names))
+ return "unknown";
+
+ return idtag_names[tag];
+}
+
+static int ipac_idtag_parse(struct tlv_parsed *dec, unsigned char *buf, int len)
+{
+ u_int8_t t_len;
+ u_int8_t t_tag;
+ u_int8_t *cur = buf;
+
+ while (cur < buf + len) {
+ t_len = *cur++;
+ t_tag = *cur++;
+
+ DEBUGPC(DMI, "%s='%s' ", ipac_idtag_name(t_tag), cur);
+
+ dec->lv[t_tag].len = t_len;
+ dec->lv[t_tag].val = cur;
+
+ cur += t_len;
+ }
+ return 0;
+}
+
+struct gsm_bts *find_bts_by_unitid(struct gsm_network *net,
+ u_int16_t site_id, u_int16_t bts_id)
+{
+ int i;
+
+ for (i = 0; i < net->num_bts; i++) {
+ struct gsm_bts *bts = &net->bts[i];
+
+ if (!is_ipaccess_bts(bts))
+ continue;
+
+ if (bts->ip_access.site_id == site_id &&
+ bts->ip_access.bts_id == bts_id)
+ return bts;
+ }
+
+ return NULL;
+}
+
+static int parse_unitid(const char *str, u_int16_t *site_id, u_int16_t *bts_id,
+ u_int16_t *trx_id)
+{
+ unsigned long ul;
+ char *endptr;
+ const char *nptr;
+
+ nptr = str;
+ ul = strtoul(nptr, &endptr, 10);
+ if (endptr <= nptr)
+ return -EINVAL;
+ if (site_id)
+ *site_id = ul & 0xffff;
+
+ if (*endptr++ != '/')
+ return -EINVAL;
+
+ nptr = endptr;
+ ul = strtoul(nptr, &endptr, 10);
+ if (endptr <= nptr)
+ return -EINVAL;
+ if (bts_id)
+ *bts_id = ul & 0xffff;
+
+ if (*endptr++ != '/')
+ return -EINVAL;
+
+ nptr = endptr;
+ ul = strtoul(nptr, &endptr, 10);
+ if (endptr <= nptr)
+ return -EINVAL;
+ if (trx_id)
+ *trx_id = ul & 0xffff;
-static int ipaccess_rcvmsg(struct msgb *msg, int fd)
+ return 0;
+}
+
+static int ipaccess_rcvmsg(struct e1inp_line *line, struct msgb *msg,
+ struct bsc_fd *bfd)
{
+ struct tlv_parsed tlvp;
u_int8_t msg_type = *(msg->l2h);
+ u_int16_t site_id, bts_id, trx_id;
+ struct gsm_bts *bts;
int ret = 0;
switch (msg_type) {
case IPAC_MSGT_PING:
- ret = write(fd, pong, sizeof(pong));
+ ret = write(bfd->fd, pong, sizeof(pong));
break;
case IPAC_MSGT_PONG:
DEBUGP(DMI, "PONG!\n");
break;
case IPAC_MSGT_ID_RESP:
- DEBUGP(DMI, "ID_RESP\n");
+ DEBUGP(DMI, "ID_RESP ");
+ /* parse tags, search for Unit ID */
+ ipac_idtag_parse(&tlvp, (u_int8_t *)msg->l2h + 2,
+ msgb_l2len(msg)-2);
+ DEBUGP(DMI, "\n");
+
+ if (!TLVP_PRESENT(&tlvp, IPAC_IDTAG_UNIT))
+ break;
+
+ /* lookup BTS, create sign_link, ... */
+ parse_unitid((char *)TLVP_VAL(&tlvp, IPAC_IDTAG_UNIT),
+ &site_id, &bts_id, &trx_id);
+ bts = find_bts_by_unitid(e1h->gsmnet, site_id, bts_id);
+ if (!bts) {
+ DEBUGP(DINP, "Unable to find BTS configuration for "
+ " %u/%u/%u, disconnecting\n", site_id, bts_id,
+ trx_id);
+ return -EIO;
+ }
+ DEBUGP(DINP, "Identified BTS %u/%u/%u\n", site_id, bts_id, trx_id);
+ if (bfd->priv_nr == 1) {
+ bts->oml_link = e1inp_sign_link_create(&line->ts[1-1],
+ E1INP_SIGN_OML, bts->c0,
+ 0, 0xff);
+ } else if (bfd->priv_nr == 2) {
+ struct e1inp_ts *e1i_ts;
+ struct bsc_fd *newbfd;
+
+ /* FIXME: implement this for non-0 TRX */
+ bfd->data = line = bts->oml_link->ts->line;
+ e1i_ts = &line->ts[2-1];
+ newbfd = &e1i_ts->driver.ipaccess.fd;
+
+ bts->c0->rsl_link =
+ e1inp_sign_link_create(e1i_ts,
+ E1INP_SIGN_RSL, bts->c0,
+ 0, 0);
+ /* get rid of our old temporary bfd */
+ memcpy(newbfd, bfd, sizeof(*newbfd));
+ bsc_unregister_fd(bfd);
+ bsc_register_fd(newbfd);
+ free(bfd);
+ }
break;
case IPAC_MSGT_ID_ACK:
DEBUGP(DMI, "ID_ACK? -> ACK!\n");
- ret = write(fd, id_ack, sizeof(id_ack));
+ ret = write(bfd->fd, id_ack, sizeof(id_ack));
break;
}
-
- msgb_free(msg);
return 0;
}
@@ -121,12 +276,23 @@ static int handle_ts1_read(struct bsc_fd *bfd)
return -EIO;
}
msgb_put(msg, ret);
-
- if (hh->proto == IPAC_PROTO_IPACCESS)
- return ipaccess_rcvmsg(msg, bfd->fd);
-
DEBUGP(DMI, "RX %u: %s\n", ts_nr, hexdump(msgb_l2(msg), ret));
+ if (hh->proto == IPAC_PROTO_IPACCESS) {
+ ret = ipaccess_rcvmsg(line, msg, bfd);
+ if (ret < 0) {
+ e1inp_event(e1i_ts, EVT_E1_TEI_DN, 0, IPAC_PROTO_RSL);
+ e1inp_event(e1i_ts, EVT_E1_TEI_DN, 0, IPAC_PROTO_OML);
+ bsc_unregister_fd(bfd);
+ close(bfd->fd);
+ bfd->fd = -1;
+ }
+ msgb_free(msg);
+ return ret;
+ }
+ /* BIG FAT WARNING: bfd might no longer exist here, since ipaccess_rcvmsg()
+ * might have free'd it !!! */
+
link = e1inp_lookup_sign_link(e1i_ts, 0, hh->proto);
if (!link) {
printf("no matching signalling link for hh->proto=0x%02x\n", hh->proto);
@@ -178,7 +344,7 @@ static int handle_ts1_write(struct bsc_fd *bfd)
l2_data = msg->data;
- /* prepend the mISDNhead */
+ /* prepend the ip.access header */
hh = (struct ipaccess_head *) msgb_push(msg, sizeof(*hh));
hh->zero = 0;
hh->len = msg->len - sizeof(*hh);
@@ -204,36 +370,27 @@ static int handle_ts1_write(struct bsc_fd *bfd)
return ret;
}
-
/* callback from select.c in case one of the fd's can be read/written */
static int ipaccess_fd_cb(struct bsc_fd *bfd, unsigned int what)
{
struct e1inp_line *line = bfd->data;
unsigned int ts_nr = bfd->priv_nr;
unsigned int idx = ts_nr-1;
- struct e1inp_ts *e1i_ts = &line->ts[idx];
+ struct e1inp_ts *e1i_ts;
int rc = 0;
- switch (e1i_ts->type) {
- case E1INP_TS_TYPE_SIGN:
+ /* In case of early RSL we might not yet have a line */
+
+ if (line)
+ e1i_ts = &line->ts[idx];
+
+ if (!line || e1i_ts->type == E1INP_TS_TYPE_SIGN) {
if (what & BSC_FD_READ)
rc = handle_ts1_read(bfd);
if (what & BSC_FD_WRITE)
rc = handle_ts1_write(bfd);
- break;
-#if 0
- case E1INP_TS_TYPE_TRAU:
- if (what & BSC_FD_READ)
- rc = handle_tsX_read(bfd);
- /* We never include the mISDN B-Channel FD into the
- * writeset, since it doesn't support poll() based
- * write flow control */
- break;
-#endif
- default:
+ } else
fprintf(stderr, "unknown E1 TS type %u\n", e1i_ts->type);
- break;
- }
return rc;
}
@@ -241,12 +398,6 @@ static int ipaccess_fd_cb(struct bsc_fd *bfd, unsigned int what)
static int ts_want_write(struct e1inp_ts *e1i_ts)
{
- /* We never include the mISDN B-Channel FD into the
- * writeset, since it doesn't support poll() based
- * write flow control */
- if (e1i_ts->type == E1INP_TS_TYPE_TRAU)
- return 0;
-
e1i_ts->driver.ipaccess.fd.when |= BSC_FD_WRITE;
return 0;
@@ -257,89 +408,98 @@ struct e1inp_driver ipaccess_driver = {
.want_write = ts_want_write,
};
-static int ia_e1_setup(struct e1inp_line *line)
-{
- return 0;
-}
-
+/* callback of the OML listening filedescriptor */
static int listen_fd_cb(struct bsc_fd *listen_bfd, unsigned int what)
{
- struct e1inp_line *line = listen_bfd->data;
int ret;
+ int idx = 0;
+ struct e1inp_line *line;
+ struct e1inp_ts *e1i_ts;
+ struct bsc_fd *bfd;
+ struct sockaddr_in sa;
+ socklen_t sa_len = sizeof(sa);
+
+ if (!(what & BSC_FD_READ))
+ return 0;
- if (what & BSC_FD_READ) {
- int idx = 0;
- struct e1inp_ts *e1i_ts = &line->ts[idx];
- struct bsc_fd *bfd = &e1i_ts->driver.ipaccess.fd;
- struct sockaddr_in sa;
- socklen_t sa_len = sizeof(sa);
-
- if (bfd->fd) {
- printf("dumping old OML fd\n");
- if (bfd->fd != -1) {
- bsc_unregister_fd(bfd);
- close(bfd->fd);
- }
- }
- bfd->fd = accept(listen_bfd->fd, (struct sockaddr *) &sa, &sa_len);
- if (bfd->fd < 0) {
- perror("accept");
- return bfd->fd;
- }
- printf("accept()ed new OML fd\n");
- bfd->data = line;
- bfd->priv_nr = 1;
- bfd->cb = ipaccess_fd_cb;
- bfd->when = BSC_FD_READ;
- ret = bsc_register_fd(bfd);
- if (ret < 0) {
- fprintf(stderr, "could not register FD\n");
- return ret;
- }
+ ret = accept(listen_bfd->fd, (struct sockaddr *) &sa, &sa_len);
+ if (ret < 0) {
+ perror("accept");
+ return ret;
}
- return 0;
+ DEBUGP(DINP, "accept()ed new OML link from %s\n", inet_ntoa(sa.sin_addr));
+
+ line = malloc(sizeof(*line));
+ if (!line) {
+ close(ret);
+ return -ENOMEM;
+ }
+ memset(line, 0, sizeof(*line));
+ line->driver = &ipaccess_driver;
+ //line->driver_data = e1h;
+ /* create virrtual E1 timeslots for signalling */
+ e1inp_ts_config(&line->ts[1-1], line, E1INP_TS_TYPE_SIGN);
+ e1inp_ts_config(&line->ts[2-1], line, E1INP_TS_TYPE_SIGN);
+
+ e1i_ts = &line->ts[idx];
+
+ bfd = &e1i_ts->driver.ipaccess.fd;
+ bfd->fd = ret;
+ bfd->data = line;
+ bfd->priv_nr = 1;
+ bfd->cb = ipaccess_fd_cb;
+ bfd->when = BSC_FD_READ;
+ ret = bsc_register_fd(bfd);
+ if (ret < 0) {
+ fprintf(stderr, "could not register FD\n");
+ close(bfd->fd);
+ free(line);
+ return ret;
+ }
+
+ /* Request ID. FIXME: request LOCATION, HW/SW VErsion, Unit Name, Serno */
+ ret = write(bfd->fd, id_req, sizeof(id_req));
+
+ return e1inp_line_register(line);
}
static int rsl_listen_fd_cb(struct bsc_fd *listen_bfd, unsigned int what)
{
- struct e1inp_line *line = listen_bfd->data;
+ struct sockaddr_in sa;
+ socklen_t sa_len = sizeof(sa);
+ struct bsc_fd *bfd = malloc(sizeof(*bfd));
int ret;
- if (what & BSC_FD_READ) {
- int idx = 1;
- struct e1inp_ts *e1i_ts = &line->ts[idx];
- struct bsc_fd *bfd = &e1i_ts->driver.ipaccess.fd;
- struct sockaddr_in sa;
- socklen_t sa_len = sizeof(sa);
-
- if (bfd->fd) {
- printf("dumping old RSL fd\n");
- if (bfd->fd != -1) {
- bsc_unregister_fd(bfd);
- close(bfd->fd);
- }
- }
- bfd->fd = accept(listen_bfd->fd, (struct sockaddr *) &sa, &sa_len);
- if (bfd->fd < 0) {
- perror("accept");
- return bfd->fd;
- }
- printf("accept()ed new RSL fd\n");
- bfd->data = line;
- bfd->priv_nr = 2;
- bfd->cb = ipaccess_fd_cb;
- bfd->when = BSC_FD_READ;
- ret = bsc_register_fd(bfd);
- if (ret < 0) {
- fprintf(stderr, "could not register FD\n");
- return ret;
- }
+ if (!(what & BSC_FD_READ))
+ return 0;
+
+ /* Some BTS has connected to us, but we don't know yet which line
+ * (as created by the OML link) to associate it with. Thus, we
+ * aloocate a temporary bfd until we have received ID from BTS */
+
+ bfd->fd = accept(listen_bfd->fd, (struct sockaddr *) &sa, &sa_len);
+ if (bfd->fd < 0) {
+ perror("accept");
+ return bfd->fd;
+ }
+ DEBUGP(DINP, "accept()ed new RSL link from %s\n", inet_ntoa(sa.sin_addr));
+ bfd->priv_nr = 2;
+ bfd->cb = ipaccess_fd_cb;
+ bfd->when = BSC_FD_READ;
+ ret = bsc_register_fd(bfd);
+ if (ret < 0) {
+ fprintf(stderr, "could not register FD\n");
+ close(bfd->fd);
+ free(bfd);
+ return ret;
}
+ /* Request ID. FIXME: request LOCATION, HW/SW VErsion, Unit Name, Serno */
+ ret = write(bfd->fd, id_req, sizeof(id_req));
+
return 0;
}
static int make_sock(struct bsc_fd *bfd, u_int16_t port,
- struct e1inp_line *line,
int (*cb)(struct bsc_fd *fd, unsigned int what))
{
struct sockaddr_in addr;
@@ -348,7 +508,7 @@ static int make_sock(struct bsc_fd *bfd, u_int16_t port,
bfd->fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
bfd->cb = cb;
bfd->when = BSC_FD_READ;
- bfd->data = line;
+ //bfd->data = line;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
@@ -411,9 +571,8 @@ int ipaccess_connect(struct e1inp_line *line, struct sockaddr_in *sa)
return e1inp_line_register(line);
}
-int ipaccess_setup(struct e1inp_line *line)
+int ipaccess_setup(struct gsm_network *gsmnet)
{
- struct ia_e1_handle *e1h;
int ret;
/* register the driver with the core */
@@ -422,23 +581,15 @@ int ipaccess_setup(struct e1inp_line *line)
if (ret)
return ret;
- /* create the actual line instance */
- /* FIXME: do this independent of driver registration */
e1h = malloc(sizeof(*e1h));
memset(e1h, 0, sizeof(*e1h));
-
- line->driver = &ipaccess_driver;
- line->driver_data = e1h;
+ e1h->gsmnet = gsmnet;
/* Listen for OML connections */
- ret = make_sock(&e1h->listen_fd, 3002, line, listen_fd_cb);
+ ret = make_sock(&e1h->listen_fd, 3002, listen_fd_cb);
/* Listen for RSL connections */
- ret = make_sock(&e1h->rsl_listen_fd, 3003, line, rsl_listen_fd_cb);
+ ret = make_sock(&e1h->rsl_listen_fd, 3003, rsl_listen_fd_cb);
- ret = ia_e1_setup(line);
- if (ret)
- return ret;
-
- return e1inp_line_register(line);
+ return ret;
}
diff --git a/src/vty_interface.c b/src/vty_interface.c
index 34743bea1..e08a5e2c0 100644
--- a/src/vty_interface.c
+++ b/src/vty_interface.c
@@ -87,10 +87,19 @@ DEFUN(show_net, show_net_cmd, "show network",
static void e1isl_dump_vty(struct vty *vty, struct e1inp_sign_link *e1l)
{
- vty_out(vty, " E1 Line %u, Timeslot %u, Type %s%s",
- e1l->ts->line->num, e1l->ts->num,
+ struct e1inp_line *line;
+
+ if (!e1l) {
+ vty_out(vty, " None%s", VTY_NEWLINE);
+ return;
+ }
+
+ line = e1l->ts->line;
+
+ vty_out(vty, " E1 Line %u, Type %s: Timeslot %u, Mode %s%s",
+ line->num, line->driver->name, e1l->ts->num,
e1inp_signtype_name(e1l->type), VTY_NEWLINE);
- vty_out(vty, " E1 TEI %u, SAPI %u%s\n",
+ vty_out(vty, " E1 TEI %u, SAPI %u%s",
e1l->tei, e1l->sapi, VTY_NEWLINE);
}
@@ -107,6 +116,10 @@ static void bts_dump_vty(struct vty *vty, struct gsm_bts *bts)
bts->paging.available_slots, VTY_NEWLINE);
vty_out(vty, " E1 Signalling Link:%s", VTY_NEWLINE);
e1isl_dump_vty(vty, bts->oml_link);
+ if (is_ipaccess_bts(bts))
+ vty_out(vty, " Unit ID: %u/%u/0%s",
+ bts->ip_access.site_id, bts->ip_access.bts_id,
+ VTY_NEWLINE);
/* FIXME: oml_link, chan_desc */
}