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-rw-r--r--include/osmocom/gprs/gprs_ns.h3
-rw-r--r--src/gb/gprs_ns.c223
-rw-r--r--tests/gb/gprs_ns_test.c28
-rw-r--r--tests/gb/gprs_ns_test.ok10
4 files changed, 187 insertions, 77 deletions
diff --git a/include/osmocom/gprs/gprs_ns.h b/include/osmocom/gprs/gprs_ns.h
index 7b0ec92d..b28c58d6 100644
--- a/include/osmocom/gprs/gprs_ns.h
+++ b/include/osmocom/gprs/gprs_ns.h
@@ -119,6 +119,7 @@ struct gprs_nsvc {
unsigned int remote_end_is_sgsn:1;
unsigned int persistent:1;
+ unsigned int nsvci_is_valid:1;
struct rate_ctr_group *ctrg;
@@ -197,10 +198,12 @@ enum signal_ns {
S_NS_BLOCK,
S_NS_UNBLOCK,
S_NS_ALIVE_EXP, /* Tns-alive expired more than N times */
+ S_NS_REPLACED, /* nsvc object is replaced (sets old_nsvc) */
};
struct ns_signal_data {
struct gprs_nsvc *nsvc;
+ struct gprs_nsvc *old_nsvc;
uint8_t cause;
};
diff --git a/src/gb/gprs_ns.c b/src/gb/gprs_ns.c
index 61a96d74..bdc7ae3c 100644
--- a/src/gb/gprs_ns.c
+++ b/src/gb/gprs_ns.c
@@ -100,15 +100,19 @@ enum ns_ctr {
NS_CTR_BYTES_OUT,
NS_CTR_BLOCKED,
NS_CTR_DEAD,
+ NS_CTR_REPLACED,
+ NS_CTR_NSEI_CHG,
};
static const struct rate_ctr_desc nsvc_ctr_description[] = {
- { "packets.in", "Packets at NS Level ( In)" },
- { "packets.out","Packets at NS Level (Out)" },
- { "bytes.in", "Bytes at NS Level ( In)" },
- { "bytes.out", "Bytes at NS Level (Out)" },
- { "blocked", "NS-VC Block count " },
- { "dead", "NS-VC gone dead count " },
+ { "packets.in", "Packets at NS Level ( In)" },
+ { "packets.out","Packets at NS Level (Out)" },
+ { "bytes.in", "Bytes at NS Level ( In)" },
+ { "bytes.out", "Bytes at NS Level (Out)" },
+ { "blocked", "NS-VC Block count " },
+ { "dead", "NS-VC gone dead count " },
+ { "replaced", "NS-VC replaced other count" },
+ { "nsei-chg", "NS-VC changed NSEI " },
};
static const struct rate_ctr_group_desc nsvc_ctrg_desc = {
@@ -212,7 +216,7 @@ void gprs_nsvc_delete(struct gprs_nsvc *nsvc)
static void ns_osmo_signal_dispatch(struct gprs_nsvc *nsvc, unsigned int signal,
uint8_t cause)
{
- struct ns_signal_data nssd;
+ struct ns_signal_data nssd = {0};
nssd.nsvc = nsvc;
nssd.cause = cause;
@@ -220,6 +224,16 @@ static void ns_osmo_signal_dispatch(struct gprs_nsvc *nsvc, unsigned int signal,
osmo_signal_dispatch(SS_L_NS, signal, &nssd);
}
+static void ns_osmo_signal_dispatch_replaced(struct gprs_nsvc *nsvc, struct gprs_nsvc *old_nsvc)
+{
+ struct ns_signal_data nssd = {0};
+
+ nssd.nsvc = nsvc;
+ nssd.old_nsvc = old_nsvc;
+
+ osmo_signal_dispatch(SS_L_NS, S_NS_REPLACED, &nssd);
+}
+
/* Section 10.3.2, Table 13 */
static const struct value_string ns_cause_str[] = {
{ NS_CAUSE_TRANSIT_FAIL, "Transit network failure" },
@@ -658,19 +672,20 @@ static int gprs_ns_rx_status(struct gprs_nsvc *nsvc, struct msgb *msg)
}
/* Section 7.3 */
-static int gprs_ns_rx_reset(struct gprs_nsvc *nsvc, struct msgb *msg)
+static int gprs_ns_rx_reset(struct gprs_nsvc **nsvc, struct msgb *msg)
{
struct gprs_ns_hdr *nsh = (struct gprs_ns_hdr *) msg->l2h;
struct tlv_parsed tp;
- uint8_t *cause;
- uint16_t *nsvci, *nsei;
+ uint8_t cause;
+ uint16_t nsvci, nsei;
+ struct gprs_nsvc *other_nsvc = NULL;
int rc;
rc = tlv_parse(&tp, &ns_att_tlvdef, nsh->data,
msgb_l2len(msg) - sizeof(*nsh), 0, 0);
if (rc < 0) {
LOGP(DNS, LOGL_ERROR, "NSEI=%u Rx NS RESET "
- "Error during TLV Parse\n", nsvc->nsei);
+ "Error during TLV Parse\n", (*nsvc)->nsei);
return rc;
}
@@ -678,32 +693,84 @@ static int gprs_ns_rx_reset(struct gprs_nsvc *nsvc, struct msgb *msg)
!TLVP_PRESENT(&tp, NS_IE_VCI) ||
!TLVP_PRESENT(&tp, NS_IE_NSEI)) {
LOGP(DNS, LOGL_ERROR, "NS RESET Missing mandatory IE\n");
- gprs_ns_tx_status(nsvc, NS_CAUSE_MISSING_ESSENT_IE, 0, msg);
+ gprs_ns_tx_status(*nsvc, NS_CAUSE_MISSING_ESSENT_IE, 0, msg);
return -EINVAL;
}
- cause = (uint8_t *) TLVP_VAL(&tp, NS_IE_CAUSE);
- nsvci = (uint16_t *) TLVP_VAL(&tp, NS_IE_VCI);
- nsei = (uint16_t *) TLVP_VAL(&tp, NS_IE_NSEI);
+ cause = *(uint8_t *) TLVP_VAL(&tp, NS_IE_CAUSE);
+ nsvci = ntohs(*(uint16_t *) TLVP_VAL(&tp, NS_IE_VCI));
+ nsei = ntohs(*(uint16_t *) TLVP_VAL(&tp, NS_IE_NSEI));
+
+ LOGP(DNS, LOGL_INFO, "NSVCI=%u%s Rx NS RESET (NSEI=%u, NSVCI=%u, cause=%s)\n",
+ (*nsvc)->nsvci, (*nsvc)->nsvci_is_valid ? "" : "(invalid)",
+ nsei, nsvci, gprs_ns_cause_str(cause));
+
+ if ((*nsvc)->nsvci_is_valid && (*nsvc)->nsvci != nsvci) {
+ /* NS-VCI has changed */
+ other_nsvc = gprs_nsvc_by_nsvci((*nsvc)->nsi, nsvci);
+
+ if (other_nsvc) {
+ /* The NS-VCI is already used by this NS-VC */
+
+ struct gprs_nsvc *tmp_nsvc;
+ char *old_peer;
+
+ /* Exchange the NS-VC objects */
+ tmp_nsvc = *nsvc;
+ *nsvc = other_nsvc;
+ other_nsvc = tmp_nsvc;
- LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS RESET (NSVCI=%u, cause=%s)\n",
- nsvc->nsvci, nsvc->nsei, gprs_ns_cause_str(*cause));
+ /* Do logging */
+ old_peer = talloc_strdup(other_nsvc,
+ gprs_ns_ll_str(other_nsvc));
+ LOGP(DNS, LOGL_INFO,
+ "NS-VC changed link (NSVCI=%u) from %s to %s\n",
+ nsvci, old_peer, gprs_ns_ll_str(*nsvc));
+
+ talloc_free(old_peer);
+
+ /* Do statistics */
+ rate_ctr_inc(&(*nsvc)->ctrg->ctr[NS_CTR_REPLACED]);
+ }
+ }
/* Mark NS-VC as blocked and alive */
- nsvc->state = NSE_S_BLOCKED | NSE_S_ALIVE;
+ (*nsvc)->state = NSE_S_BLOCKED | NSE_S_ALIVE;
+
+ if (other_nsvc) {
+ /* Check NSEI */
+ if ((*nsvc)->nsei != nsei) {
+ LOGP(DNS, LOGL_NOTICE,
+ "NS-VC changed NSEI (NSVCI=%u) from %u to %u\n",
+ nsvci, (*nsvc)->nsei, nsei);
+
+ /* Override old NSEI */
+ (*nsvc)->nsei = nsei;
+
+ /* Do statistics */
+ rate_ctr_inc(&(*nsvc)->ctrg->ctr[NS_CTR_NSEI_CHG]);
+ }
- nsvc->nsei = ntohs(*nsei);
- nsvc->nsvci = ntohs(*nsvci);
+ ns_osmo_signal_dispatch_replaced(*nsvc, other_nsvc);
+
+ /* Update the ll info fields */
+ gprs_ns_ll_copy(*nsvc, other_nsvc);
+ gprs_ns_ll_clear(other_nsvc);
+ } else {
+ (*nsvc)->nsei = nsei;
+ (*nsvc)->nsvci = nsvci;
+ (*nsvc)->nsvci_is_valid = 1;
+ }
/* inform interested parties about the fact that this NSVC
* has received RESET */
- ns_osmo_signal_dispatch(nsvc, S_NS_RESET, *cause);
+ ns_osmo_signal_dispatch(*nsvc, S_NS_RESET, cause);
- rc = gprs_ns_tx_reset_ack(nsvc);
+ rc = gprs_ns_tx_reset_ack(*nsvc);
/* start the test procedure */
- gprs_ns_tx_simple(nsvc, NS_PDUT_ALIVE);
- nsvc_start_timer(nsvc, NSVC_TIMER_TNS_TEST);
+ gprs_ns_tx_simple((*nsvc), NS_PDUT_ALIVE);
+ nsvc_start_timer((*nsvc), NSVC_TIMER_TNS_TEST);
return rc;
}
@@ -748,7 +815,7 @@ int gprs_ns_vc_create(struct gprs_ns_inst *nsi, struct msgb *msg,
struct gprs_nsvc **new_nsvc);
int gprs_ns_process_msg(struct gprs_ns_inst *nsi, struct msgb *msg,
- struct gprs_nsvc *nsvc);
+ struct gprs_nsvc **nsvc);
/*! \brief Receive incoming NS message from underlying transport layer
* \param nsi NS instance to which the data belongs
@@ -779,25 +846,14 @@ int gprs_ns_rcvmsg(struct gprs_ns_inst *nsi, struct msgb *msg,
rc = gprs_ns_vc_create(nsi, msg, fallback_nsvc, &nsvc);
- switch (rc) {
- case GPRS_NS_CS_CREATED:
- case GPRS_NS_CS_FOUND:
- nsvc->ll = ll;
- break;
- case GPRS_NS_CS_SKIPPED:
- case GPRS_NS_CS_REJECTED:
- break;
- default:
+ if (rc < 0)
return rc;
- }
rc = 0;
}
- if (nsvc) {
- nsvc->ip.bts_addr = *saddr;
- rc = gprs_ns_process_msg(nsi, msg, nsvc);
- }
+ if (nsvc)
+ rc = gprs_ns_process_msg(nsi, msg, &nsvc);
return rc;
}
@@ -848,6 +904,7 @@ void gprs_ns_ll_clear(struct gprs_nsvc *nsvc)
* \param nsi NS instance to which the data belongs
* \param[in] msg message buffer containing newly-received data
* \param[in] fallback_nsvc is used to send error messages back to the peer
+ * and to initialise the ll info of a created NS-VC object
* \param[out] new_nsvc contains a pointer to a NS-VC object if one has
* been created or found
* \returns < 0 in case of error, GPRS_NS_CS_SKIPPED if a message has been
@@ -867,6 +924,7 @@ int gprs_ns_vc_create(struct gprs_ns_inst *nsi, struct msgb *msg,
struct tlv_parsed tp;
uint16_t nsvci;
+ uint16_t nsei;
int rc;
@@ -912,43 +970,60 @@ int gprs_ns_vc_create(struct gprs_ns_inst *nsi, struct msgb *msg,
return -EINVAL;
}
nsvci = ntohs(*(uint16_t *) TLVP_VAL(&tp, NS_IE_VCI));
+ nsei = ntohs(*(uint16_t *) TLVP_VAL(&tp, NS_IE_NSEI));
/* Check if we already know this NSVCI, the remote end might
* simply have changed addresses, or it is a SGSN */
existing_nsvc = gprs_nsvc_by_nsvci(nsi, nsvci);
if (!existing_nsvc) {
*new_nsvc = gprs_nsvc_create(nsi, 0xffff);
log_set_context(GPRS_CTX_NSVC, *new_nsvc);
+ gprs_ns_ll_copy(*new_nsvc, fallback_nsvc);
LOGP(DNS, LOGL_INFO, "Creating NS-VC for BSS at %s\n",
gprs_ns_ll_str(fallback_nsvc));
return GPRS_NS_CS_CREATED;
}
+ /* Check NSEI */
+ if (existing_nsvc->nsei != nsei) {
+ LOGP(DNS, LOGL_NOTICE,
+ "NS-VC changed NSEI (NSVCI=%u) from %u to %u\n",
+ nsvci, existing_nsvc->nsei, nsei);
+
+ /* Override old NSEI */
+ existing_nsvc->nsei = nsei;
+
+ /* Do statistics */
+ rate_ctr_inc(&existing_nsvc->ctrg->ctr[NS_CTR_NSEI_CHG]);
+ }
+
*new_nsvc = existing_nsvc;
+ gprs_ns_ll_copy(*new_nsvc, fallback_nsvc);
return GPRS_NS_CS_FOUND;
}
/*! \brief Process NS message independently from underlying transport layer
* \param nsi NS instance to which the data belongs
* \param[in] msg message buffer containing newly-received data
- * \param[in] nsvc refers to the virtual connection
+ * \param[inout] nsvc refers to the virtual connection, may be modified when
+ * processing a NS_RESET
* \returns 0 in case of success, < 0 in case of error
*
* This contains the main NS automaton.
*/
int gprs_ns_process_msg(struct gprs_ns_inst *nsi, struct msgb *msg,
- struct gprs_nsvc *nsvc)
+ struct gprs_nsvc **nsvc)
{
struct gprs_ns_hdr *nsh = (struct gprs_ns_hdr *) msg->l2h;
int rc = 0;
- msgb_nsei(msg) = nsvc->nsei;
+ msgb_nsei(msg) = (*nsvc)->nsei;
- log_set_context(GPRS_CTX_NSVC, nsvc);
+ log_set_context(GPRS_CTX_NSVC, *nsvc);
/* Increment number of Incoming bytes */
- rate_ctr_inc(&nsvc->ctrg->ctr[NS_CTR_PKTS_IN]);
- rate_ctr_add(&nsvc->ctrg->ctr[NS_CTR_BYTES_IN], msgb_l2len(msg));
+ rate_ctr_inc(&(*nsvc)->ctrg->ctr[NS_CTR_PKTS_IN]);
+ rate_ctr_add(&(*nsvc)->ctrg->ctr[NS_CTR_BYTES_IN], msgb_l2len(msg));
switch (nsh->pdu_type) {
case NS_PDUT_ALIVE:
@@ -956,69 +1031,69 @@ int gprs_ns_process_msg(struct gprs_ns_inst *nsi, struct msgb *msg,
* NS-ALIVE out of the blue, we might have been re-started
* and should send a NS-RESET to make sure everything recovers
* fine. */
- if (nsvc->state == NSE_S_BLOCKED)
- rc = gprs_ns_tx_reset(nsvc, NS_CAUSE_PDU_INCOMP_PSTATE);
+ if ((*nsvc)->state == NSE_S_BLOCKED)
+ rc = gprs_ns_tx_reset((*nsvc), NS_CAUSE_PDU_INCOMP_PSTATE);
else
- rc = gprs_ns_tx_alive_ack(nsvc);
+ rc = gprs_ns_tx_alive_ack(*nsvc);
break;
case NS_PDUT_ALIVE_ACK:
/* stop Tns-alive and start Tns-test */
- nsvc_start_timer(nsvc, NSVC_TIMER_TNS_TEST);
- if (nsvc->remote_end_is_sgsn) {
+ nsvc_start_timer(*nsvc, NSVC_TIMER_TNS_TEST);
+ if ((*nsvc)->remote_end_is_sgsn) {
/* FIXME: this should be one level higher */
- if (nsvc->state & NSE_S_BLOCKED)
- rc = gprs_ns_tx_unblock(nsvc);
+ if ((*nsvc)->state & NSE_S_BLOCKED)
+ rc = gprs_ns_tx_unblock(*nsvc);
}
break;
case NS_PDUT_UNITDATA:
/* actual user data */
- rc = gprs_ns_rx_unitdata(nsvc, msg);
+ rc = gprs_ns_rx_unitdata(*nsvc, msg);
break;
case NS_PDUT_STATUS:
- rc = gprs_ns_rx_status(nsvc, msg);
+ rc = gprs_ns_rx_status(*nsvc, msg);
break;
case NS_PDUT_RESET:
rc = gprs_ns_rx_reset(nsvc, msg);
break;
case NS_PDUT_RESET_ACK:
- LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS RESET ACK\n", nsvc->nsei);
+ LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS RESET ACK\n", (*nsvc)->nsei);
/* mark NS-VC as blocked + active */
- nsvc->state = NSE_S_BLOCKED | NSE_S_ALIVE;
- nsvc->remote_state = NSE_S_BLOCKED | NSE_S_ALIVE;
- rate_ctr_inc(&nsvc->ctrg->ctr[NS_CTR_BLOCKED]);
- if (nsvc->persistent || nsvc->remote_end_is_sgsn) {
+ (*nsvc)->state = NSE_S_BLOCKED | NSE_S_ALIVE;
+ (*nsvc)->remote_state = NSE_S_BLOCKED | NSE_S_ALIVE;
+ rate_ctr_inc(&(*nsvc)->ctrg->ctr[NS_CTR_BLOCKED]);
+ if ((*nsvc)->persistent || (*nsvc)->remote_end_is_sgsn) {
/* stop RESET timer */
- osmo_timer_del(&nsvc->timer);
+ osmo_timer_del(&(*nsvc)->timer);
}
/* Initiate TEST proc.: Send ALIVE and start timer */
- rc = gprs_ns_tx_simple(nsvc, NS_PDUT_ALIVE);
- nsvc_start_timer(nsvc, NSVC_TIMER_TNS_TEST);
+ rc = gprs_ns_tx_simple(*nsvc, NS_PDUT_ALIVE);
+ nsvc_start_timer(*nsvc, NSVC_TIMER_TNS_TEST);
break;
case NS_PDUT_UNBLOCK:
/* Section 7.2: unblocking procedure */
- LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS UNBLOCK\n", nsvc->nsei);
- nsvc->state &= ~NSE_S_BLOCKED;
- ns_osmo_signal_dispatch(nsvc, S_NS_UNBLOCK, 0);
- rc = gprs_ns_tx_simple(nsvc, NS_PDUT_UNBLOCK_ACK);
+ LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS UNBLOCK\n", (*nsvc)->nsei);
+ (*nsvc)->state &= ~NSE_S_BLOCKED;
+ ns_osmo_signal_dispatch(*nsvc, S_NS_UNBLOCK, 0);
+ rc = gprs_ns_tx_simple(*nsvc, NS_PDUT_UNBLOCK_ACK);
break;
case NS_PDUT_UNBLOCK_ACK:
- LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS UNBLOCK ACK\n", nsvc->nsei);
+ LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS UNBLOCK ACK\n", (*nsvc)->nsei);
/* mark NS-VC as unblocked + active */
- nsvc->state = NSE_S_ALIVE;
- nsvc->remote_state = NSE_S_ALIVE;
- ns_osmo_signal_dispatch(nsvc, S_NS_UNBLOCK, 0);
+ (*nsvc)->state = NSE_S_ALIVE;
+ (*nsvc)->remote_state = NSE_S_ALIVE;
+ ns_osmo_signal_dispatch(*nsvc, S_NS_UNBLOCK, 0);
break;
case NS_PDUT_BLOCK:
- rc = gprs_ns_rx_block(nsvc, msg);
+ rc = gprs_ns_rx_block(*nsvc, msg);
break;
case NS_PDUT_BLOCK_ACK:
- LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS BLOCK ACK\n", nsvc->nsei);
+ LOGP(DNS, LOGL_INFO, "NSEI=%u Rx NS BLOCK ACK\n", (*nsvc)->nsei);
/* mark remote NS-VC as blocked + active */
- nsvc->remote_state = NSE_S_BLOCKED | NSE_S_ALIVE;
+ (*nsvc)->remote_state = NSE_S_BLOCKED | NSE_S_ALIVE;
break;
default:
LOGP(DNS, LOGL_NOTICE, "NSEI=%u Rx Unknown NS PDU type 0x%02x\n",
- nsvc->nsei, nsh->pdu_type);
+ (*nsvc)->nsei, nsh->pdu_type);
rc = -EINVAL;
break;
}
diff --git a/tests/gb/gprs_ns_test.c b/tests/gb/gprs_ns_test.c
index 1474fd4d..d7b769df 100644
--- a/tests/gb/gprs_ns_test.c
+++ b/tests/gb/gprs_ns_test.c
@@ -21,6 +21,7 @@
#include <osmocom/core/logging.h>
#include <osmocom/core/talloc.h>
#include <osmocom/core/signal.h>
+#include <osmocom/core/rate_ctr.h>
#include <osmocom/gprs/gprs_msgb.h>
#include <osmocom/gprs/gprs_ns.h>
#include <osmocom/gprs/gprs_bssgp.h>
@@ -113,7 +114,7 @@ ssize_t sendto(int sockfd, const void *buf, size_t len, int flags,
if (!real_sendto)
real_sendto = dlsym(RTLD_NEXT, "sendto");
- if (sockfd != 0xdead && ((struct sockaddr_in *)dest_addr)->sin_addr.s_addr != htonl(0x01020304))
+ if (((struct sockaddr_in *)dest_addr)->sin_addr.s_addr != htonl(0x01020304))
return real_sendto(sockfd, buf, len, flags, dest_addr, addrlen);
printf("RESPONSE, msg length %d\n%s\n\n", len, osmo_hexdump(buf, len));
@@ -121,6 +122,21 @@ ssize_t sendto(int sockfd, const void *buf, size_t len, int flags,
return len;
}
+static void dump_rate_ctr_group(FILE *stream, const char *prefix,
+ struct rate_ctr_group *ctrg)
+{
+ unsigned int i;
+
+ for (i = 0; i < ctrg->desc->num_ctr; i++) {
+ struct rate_ctr *ctr = &ctrg->ctr[i];
+ if (ctr->current && !strchr(ctrg->desc->ctr_desc[i].name, '.'))
+ fprintf(stream, " %s%s: %llu%s",
+ prefix, ctrg->desc->ctr_desc[i].description,
+ (long long)ctr->current,
+ "\n");
+ };
+}
+
/* Signal handler for signals from NS layer */
static int test_signal(unsigned int subsys, unsigned int signal,
void *handler_data, void *signal_data)
@@ -155,6 +171,15 @@ static int test_signal(unsigned int subsys, unsigned int signal,
gprs_ns_ll_str(nssd->nsvc));
break;
+ case S_NS_REPLACED:
+ printf("==> got signal NS_REPLACED: 0x%04x/%s",
+ nssd->nsvc->nsvci,
+ gprs_ns_ll_str(nssd->nsvc));
+ printf(" -> 0x%04x/%s\n",
+ nssd->old_nsvc->nsvci,
+ gprs_ns_ll_str(nssd->old_nsvc));
+ break;
+
default:
printf("==> got signal %d, NS-VC 0x%04x/%s\n", signal,
nssd->nsvc->nsvci,
@@ -203,6 +228,7 @@ static void gprs_dump_nsi(struct gprs_ns_inst *nsi)
nsvc->nsvci, nsvc->nsei,
ntohl(peer->sin_addr.s_addr), ntohs(peer->sin_port)
);
+ dump_rate_ctr_group(stdout, " ", nsvc->ctrg);
}
printf("\n");
}
diff --git a/tests/gb/gprs_ns_test.ok b/tests/gb/gprs_ns_test.ok
index 01b1bc91..7be84ef7 100644
--- a/tests/gb/gprs_ns_test.ok
+++ b/tests/gb/gprs_ns_test.ok
@@ -91,12 +91,14 @@ result (RESET) = 9
Current NS-VCIs:
VCI 0x3344, NSEI 0x1122, peer 0x01020304:3333
VCI 0x1122, NSEI 0x3344, peer 0x01020304:4444
+ NS-VC changed NSEI : 1
--- Peer port 3333, RESET, VCI is changed back ---
PROCESSING RESET from 0x01020304:3333
02 00 81 01 01 82 11 22 04 82 11 22
+==> got signal NS_REPLACED: 0x1122/1.2.3.4:4444 -> 0x3344/1.2.3.4:3333
==> got signal NS_RESET, NS-VC 0x1122/1.2.3.4:3333
RESPONSE, msg length 9
03 01 82 11 22 04 82 11 22
@@ -107,8 +109,10 @@ RESPONSE, msg length 1
result (RESET) = 9
Current NS-VCIs:
+ VCI 0x3344, NSEI 0x1122, peer 0x00000000:0
VCI 0x1122, NSEI 0x1122, peer 0x01020304:3333
- VCI 0x1122, NSEI 0x3344, peer 0x01020304:4444
+ NS-VC replaced other count: 1
+ NS-VC changed NSEI : 2
--- Peer port 4444, RESET, NSEI is changed back ---
@@ -125,8 +129,10 @@ RESPONSE, msg length 1
result (RESET) = 9
Current NS-VCIs:
- VCI 0x1122, NSEI 0x1122, peer 0x01020304:3333
+ VCI 0x3344, NSEI 0x1122, peer 0x00000000:0
VCI 0x1122, NSEI 0x1122, peer 0x01020304:4444
+ NS-VC replaced other count: 1
+ NS-VC changed NSEI : 2
===== NS protocol test END
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 23:55:23 +0000