| /* VTY interface for our GPRS LLC implementation */ |
| |
| /* (C) 2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <errno.h> |
| #include <stdint.h> |
| #include <time.h> |
| |
| #include <arpa/inet.h> |
| |
| #include <openbsc/gsm_data.h> |
| #include <osmocom/core/msgb.h> |
| #include <osmocom/gsm/tlv.h> |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/core/select.h> |
| #include <osmocom/core/rate_ctr.h> |
| #include <openbsc/debug.h> |
| #include <openbsc/signal.h> |
| #include <openbsc/gprs_llc.h> |
| |
| #include <osmocom/vty/vty.h> |
| #include <osmocom/vty/command.h> |
| |
| struct value_string gprs_llc_state_strs[] = { |
| { GPRS_LLES_UNASSIGNED, "TLLI Unassigned" }, |
| { GPRS_LLES_ASSIGNED_ADM, "TLLI Assigned" }, |
| { GPRS_LLES_LOCAL_EST, "Local Establishment" }, |
| { GPRS_LLES_REMOTE_EST, "Remote Establishment" }, |
| { GPRS_LLES_ABM, "Asynchronous Balanced Mode" }, |
| { GPRS_LLES_LOCAL_REL, "Local Release" }, |
| { GPRS_LLES_TIMER_REC, "Timer Recovery" }, |
| { 0, NULL } |
| }; |
| |
| static void vty_dump_lle(struct vty *vty, struct gprs_llc_lle *lle) |
| { |
| struct gprs_llc_params *par = &lle->params; |
| vty_out(vty, " SAPI %2u State %s VUsend=%u, VUrecv=%u", lle->sapi, |
| get_value_string(gprs_llc_state_strs, lle->state), |
| lle->vu_send, lle->vu_recv); |
| vty_out(vty, " Vsent=%u Vack=%u Vrecv=%u, RetransCtr=%u%s", |
| lle->v_sent, lle->v_ack, lle->v_recv, |
| lle->retrans_ctr, VTY_NEWLINE); |
| vty_out(vty, " T200=%u, N200=%u, N201-U=%u, N201-I=%u, mD=%u, " |
| "mU=%u, kD=%u, kU=%u%s", par->t200_201, par->n200, |
| par->n201_u, par->n201_i, par->mD, par->mU, par->kD, |
| par->kU, VTY_NEWLINE); |
| } |
| |
| static uint8_t valid_sapis[] = { 1, 2, 3, 5, 7, 8, 9, 11 }; |
| |
| static void vty_dump_llme(struct vty *vty, struct gprs_llc_llme *llme) |
| { |
| unsigned int i; |
| struct timespec now_tp = {0}; |
| clock_gettime(CLOCK_MONOTONIC, &now_tp); |
| |
| vty_out(vty, "TLLI %08x (Old TLLI %08x) BVCI=%u NSEI=%u %s: " |
| "IOV-UI=0x%06x CKSN=%d Age=%d: State %s%s", llme->tlli, |
| llme->old_tlli, llme->bvci, llme->nsei, |
| get_value_string(gprs_cipher_names, llme->algo), llme->iov_ui, |
| llme->cksn, llme->age_timestamp == GPRS_LLME_RESET_AGE ? 0 : |
| (int)(now_tp.tv_sec - (time_t)llme->age_timestamp), |
| get_value_string(gprs_llc_state_strs, llme->state), VTY_NEWLINE); |
| |
| for (i = 0; i < ARRAY_SIZE(valid_sapis); i++) { |
| struct gprs_llc_lle *lle; |
| uint8_t sapi = valid_sapis[i]; |
| |
| if (sapi >= ARRAY_SIZE(llme->lle)) |
| continue; |
| |
| lle = &llme->lle[sapi]; |
| vty_dump_lle(vty, lle); |
| } |
| } |
| |
| |
| DEFUN(show_llc, show_llc_cmd, |
| "show llc", |
| SHOW_STR "Display information about the LLC protocol") |
| { |
| struct gprs_llc_llme *llme; |
| |
| vty_out(vty, "State of LLC Entities%s", VTY_NEWLINE); |
| llist_for_each_entry(llme, &gprs_llc_llmes, list) { |
| vty_dump_llme(vty, llme); |
| } |
| return CMD_SUCCESS; |
| } |
| |
| int gprs_llc_vty_init(void) |
| { |
| install_element_ve(&show_llc_cmd); |
| |
| return 0; |
| } |