214 lines
6.3 KiB
C
214 lines
6.3 KiB
C
/*
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* (C) 2013,2014 by Holger Hans Peter Freyther
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <osmo-bts/bts.h>
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#include <osmo-bts/l1sap.h>
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#include <osmo-bts/power_control.h>
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#include "femtobts.h"
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#include "l1_if.h"
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#include "utils.h"
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#include <sysmocom/femtobts/gsml1prim.h>
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#include <stdio.h>
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static int direct_map[][3] = {
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{ GSM_BAND_850, GsmL1_FreqBand_850, 128 },
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{ GSM_BAND_900, GsmL1_FreqBand_900, 1 },
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{ GSM_BAND_1800, GsmL1_FreqBand_1800, 600 },
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{ GSM_BAND_1900, GsmL1_FreqBand_1900, 600 },
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};
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static int dcs_to_dcs[][3] = {
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{ GSM_BAND_900, GsmL1_FreqBand_1800, 600 },
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{ GSM_BAND_1800, GsmL1_FreqBand_900, 1 },
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{ GSM_BAND_900, -1, 438 },
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};
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static int pcs_to_pcs[][3] = {
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{ GSM_BAND_850, GsmL1_FreqBand_1900, 512 },
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{ GSM_BAND_1900, GsmL1_FreqBand_850, 128 },
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{ GSM_BAND_900, -1, 438 },
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};
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static void test_sysmobts_auto_band(void)
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{
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struct gsm_bts bts;
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struct gsm_bts_trx trx;
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struct phy_instance pinst;
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struct femtol1_hdl hdl;
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int i;
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memset(&bts, 0, sizeof(bts));
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memset(&trx, 0, sizeof(trx));
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memset(&pinst, 0, sizeof(pinst));
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memset(&hdl, 0, sizeof(hdl));
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trx.bts = &bts;
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trx.pinst = &pinst;
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trx.pinst->u.sysmobts.hdl = &hdl;
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/* claim to support all hw_info's */
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hdl.hw_info.band_support = GSM_BAND_850 | GSM_BAND_900 |
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GSM_BAND_1800 | GSM_BAND_1900;
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/* start with the current option */
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printf("Testing the no auto-band mapping.\n");
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for (i = 0; i < ARRAY_SIZE(direct_map); ++i) {
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uint16_t arfcn;
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int res;
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bts.auto_band = 0;
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bts.band = direct_map[i][0];
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arfcn = direct_map[i][2];
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res = sysmobts_select_femto_band(&trx, arfcn);
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printf("No auto-band band(%d) arfcn(%u) want(%d) got(%d)\n",
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bts.band, arfcn, direct_map[i][1], res);
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OSMO_ASSERT(res == direct_map[i][1]);
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}
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/* Check if auto-band does not break things */
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printf("Checking the mapping with auto-band.\n");
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for (i = 0; i < ARRAY_SIZE(direct_map); ++i) {
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uint16_t arfcn;
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int res;
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bts.auto_band = 1;
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bts.band = direct_map[i][0];
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arfcn = direct_map[i][2];
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res = sysmobts_select_femto_band(&trx, arfcn);
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printf("Auto-band band(%d) arfcn(%u) want(%d) got(%d)\n",
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bts.band, arfcn, direct_map[i][1], res);
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OSMO_ASSERT(res == direct_map[i][1]);
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}
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/* Check DCS to DCS change */
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printf("Checking DCS to DCS\n");
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for (i = 0; i < ARRAY_SIZE(dcs_to_dcs); ++i) {
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uint16_t arfcn;
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int res;
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bts.auto_band = 1;
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bts.band = dcs_to_dcs[i][0];
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arfcn = dcs_to_dcs[i][2];
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res = sysmobts_select_femto_band(&trx, arfcn);
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printf("DCS to DCS band(%d) arfcn(%u) want(%d) got(%d)\n",
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bts.band, arfcn, dcs_to_dcs[i][1], res);
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OSMO_ASSERT(res == dcs_to_dcs[i][1]);
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}
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/* Check for a PCS to PCS change */
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printf("Checking PCS to PCS\n");
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for (i = 0; i < ARRAY_SIZE(pcs_to_pcs); ++i) {
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uint16_t arfcn;
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int res;
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bts.auto_band = 1;
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bts.band = pcs_to_pcs[i][0];
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arfcn = pcs_to_pcs[i][2];
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res = sysmobts_select_femto_band(&trx, arfcn);
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printf("PCS to PCS band(%d) arfcn(%u) want(%d) got(%d)\n",
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bts.band, arfcn, pcs_to_pcs[i][1], res);
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OSMO_ASSERT(res == pcs_to_pcs[i][1]);
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}
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}
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static void test_sysmobts_cipher(void)
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{
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static const uint8_t cipher_cmd[] = {
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0x03, 0x00, 0x0d, 0x06, 0x35, 0x11, 0x2b, 0x2b,
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0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b,
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0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b, 0x2b };
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static const uint8_t too_early_classmark[] = {
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0x01, 0x00, 0x4d, 0x06, 0x16, 0x03, 0x30, 0x18,
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0xa2, 0x20, 0x0b, 0x60, 0x14, 0x4c, 0xa7, 0x7b,
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0x29, 0x11, 0xdc, 0x40, 0x04, 0x00, 0x2b };
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static const uint8_t first_ciphered_cipher_cmpl[] = {
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0x01, 0x30, 0x4d, 0x06, 0x16, 0x03, 0x30, 0x18,
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0xa2, 0x20, 0x0b, 0x60, 0x14, 0x4c, 0xa7, 0x7b,
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0x29, 0x11, 0xdc, 0x40, 0x04, 0x00, 0x2b };
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struct gsm_lchan lchan;
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struct femtol1_hdl fl1h;
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struct msgb *msg;
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GsmL1_MsgUnitParam_t unit;
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int rc;
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memset(&lchan, 0, sizeof(lchan));
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memset(&fl1h, 0, sizeof(fl1h));
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/* Inject the cipher mode command */
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msg = msgb_alloc_headroom(128, 64, "ciphering mode command");
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lchan.ciph_state = LCHAN_CIPH_NONE;
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memcpy(msgb_put(msg, ARRAY_SIZE(cipher_cmd)), cipher_cmd, ARRAY_SIZE(cipher_cmd));
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rc = bts_check_for_ciph_cmd(&fl1h, msg, &lchan);
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OSMO_ASSERT(rc == 1);
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OSMO_ASSERT(lchan.ciph_state == LCHAN_CIPH_RX_REQ);
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OSMO_ASSERT(lchan.ciph_ns == 1);
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msgb_free(msg);
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/* Move to the confirmed state */
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lchan.ciph_state = LCHAN_CIPH_RX_CONF;
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/* Handle message sent before ciphering was received */
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memcpy(&unit.u8Buffer[0], too_early_classmark, ARRAY_SIZE(too_early_classmark));
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unit.u8Size = ARRAY_SIZE(too_early_classmark);
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rc = bts_check_for_first_ciphrd(&lchan, unit.u8Buffer, unit.u8Size);
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OSMO_ASSERT(rc == 0);
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OSMO_ASSERT(lchan.ciph_state == LCHAN_CIPH_RX_CONF);
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/* Now send the first ciphered message */
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memcpy(&unit.u8Buffer[0], first_ciphered_cipher_cmpl, ARRAY_SIZE(first_ciphered_cipher_cmpl));
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unit.u8Size = ARRAY_SIZE(first_ciphered_cipher_cmpl);
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rc = bts_check_for_first_ciphrd(&lchan, unit.u8Buffer, unit.u8Size);
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OSMO_ASSERT(rc == 1);
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/* we cannot test for lchan.ciph_state == * LCHAN_CIPH_RX_CONF_TX_REQ, as
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* this happens asynchronously on the other side of the l1sap queue */
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}
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int main(int argc, char **argv)
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{
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printf("Testing sysmobts routines\n");
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test_sysmobts_auto_band();
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test_sysmobts_cipher();
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return 0;
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}
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/*
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* some local stubs. We need to pull in a lot more code and can't
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* use the generic stubs unless we make all of them weak
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*/
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void bts_update_status(enum bts_global_status which, int on)
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{}
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int bts_model_init(struct gsm_bts *bts)
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{ return 0; }
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int bts_model_trx_init(struct gsm_bts_trx *trx)
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{ return 0; }
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int bts_model_oml_estab(struct gsm_bts *bts)
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{ return 0; }
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void bts_model_abis_close(struct gsm_bts *bts)
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{ }
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void bts_model_phy_link_set_defaults(struct phy_link *plink)
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{ }
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void bts_model_phy_instance_set_defaults(struct phy_instance *pinst)
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{ }
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