| /* |
| * TbfTest.cpp |
| * |
| * Copyright (C) 2013 by Holger Hans Peter Freyther |
| * |
| * 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 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 "bts.h" |
| #include "tbf.h" |
| #include "gprs_debug.h" |
| #include "pcu_utils.h" |
| #include "gprs_bssgp_pcu.h" |
| #include "pcu_l1_if.h" |
| |
| extern "C" { |
| #include "pcu_vty.h" |
| |
| #include <osmocom/core/application.h> |
| #include <osmocom/core/msgb.h> |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/core/utils.h> |
| #include <osmocom/vty/vty.h> |
| } |
| |
| #include <errno.h> |
| |
| void *tall_pcu_ctx; |
| int16_t spoof_mnc = 0, spoof_mcc = 0; |
| |
| static void check_tbf(gprs_rlcmac_tbf *tbf) |
| { |
| OSMO_ASSERT(tbf); |
| } |
| |
| /* |
| static unsigned inc_fn(fn) |
| { |
| unsigned next_fn; |
| |
| next_fn = fn + 4; |
| if ((block_nr % 3) == 2) |
| next_fn ++; |
| next_fn = next_fn % 2715648; |
| |
| return next_fn; |
| } |
| */ |
| |
| static void test_tbf_base() |
| { |
| |
| printf("=== start %s ===\n", __func__); |
| |
| OSMO_ASSERT(GPRS_RLCMAC_DL_TBF == reverse(GPRS_RLCMAC_UL_TBF)); |
| OSMO_ASSERT(GPRS_RLCMAC_UL_TBF == reverse(GPRS_RLCMAC_DL_TBF)); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_tbf_tlli_update() |
| { |
| BTS the_bts; |
| GprsMs *ms, *ms_new; |
| |
| the_bts.bts_data()->alloc_algorithm = alloc_algorithm_a; |
| the_bts.bts_data()->trx[0].pdch[2].enable(); |
| the_bts.bts_data()->trx[0].pdch[3].enable(); |
| |
| /* |
| * Make a uplink and downlink allocation |
| */ |
| gprs_rlcmac_tbf *dl_tbf = tbf_alloc_dl_tbf(the_bts.bts_data(), |
| NULL, |
| 0, 0, 0); |
| OSMO_ASSERT(dl_tbf != NULL); |
| dl_tbf->update_ms(0x2342, GPRS_RLCMAC_DL_TBF); |
| dl_tbf->set_ta(4); |
| |
| gprs_rlcmac_tbf *ul_tbf = tbf_alloc_ul_tbf(the_bts.bts_data(), |
| dl_tbf->ms(), |
| 0, 0, 0); |
| OSMO_ASSERT(ul_tbf != NULL); |
| ul_tbf->update_ms(0x2342, GPRS_RLCMAC_UL_TBF); |
| |
| ms = the_bts.ms_by_tlli(0x2342); |
| |
| OSMO_ASSERT(ms != NULL); |
| OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| |
| /* |
| * Now check.. that DL changes and that the timing advance |
| * has changed. |
| */ |
| dl_tbf->update_ms(0x4232, GPRS_RLCMAC_DL_TBF); |
| |
| /* It is still there, since the new TLLI has not been used for UL yet */ |
| ms_new = the_bts.ms_by_tlli(0x2342); |
| OSMO_ASSERT(ms == ms_new); |
| |
| ms_new = the_bts.ms_by_tlli(0x4232); |
| OSMO_ASSERT(ms == ms_new); |
| OSMO_ASSERT(ms->dl_tbf() == dl_tbf); |
| OSMO_ASSERT(ms->ul_tbf() == ul_tbf); |
| |
| /* Now use the new TLLI for UL */ |
| ul_tbf->update_ms(0x4232, GPRS_RLCMAC_UL_TBF); |
| ms_new = the_bts.ms_by_tlli(0x2342); |
| OSMO_ASSERT(ms_new == NULL); |
| |
| ms_new = the_bts.ms_by_tlli(0x4232); |
| OSMO_ASSERT(ms_new != NULL); |
| OSMO_ASSERT(ms_new->ta() == 4); |
| |
| OSMO_ASSERT(ul_tbf->ta() == 4); |
| OSMO_ASSERT(dl_tbf->ta() == 4); |
| |
| ul_tbf->set_ta(6); |
| |
| OSMO_ASSERT(ul_tbf->ta() == 6); |
| OSMO_ASSERT(dl_tbf->ta() == 6); |
| } |
| |
| static uint8_t llc_data[200]; |
| |
| int pcu_sock_send(struct msgb *msg) |
| { |
| return 0; |
| } |
| |
| static void setup_bts(BTS *the_bts, uint8_t ts_no, uint8_t cs = 1) |
| { |
| gprs_rlcmac_bts *bts; |
| gprs_rlcmac_trx *trx; |
| |
| bts = the_bts->bts_data(); |
| bts->alloc_algorithm = alloc_algorithm_a; |
| bts->initial_cs_dl = cs; |
| bts->initial_cs_ul = cs; |
| trx = &bts->trx[0]; |
| |
| trx->pdch[ts_no].enable(); |
| } |
| |
| static gprs_rlcmac_dl_tbf *create_dl_tbf(BTS *the_bts, uint8_t ms_class, |
| uint8_t *trx_no_) |
| { |
| gprs_rlcmac_bts *bts; |
| int tfi; |
| uint8_t trx_no; |
| |
| gprs_rlcmac_dl_tbf *dl_tbf; |
| |
| bts = the_bts->bts_data(); |
| |
| tfi = the_bts->tfi_find_free(GPRS_RLCMAC_DL_TBF, &trx_no, -1); |
| OSMO_ASSERT(tfi >= 0); |
| dl_tbf = tbf_alloc_dl_tbf(bts, NULL, trx_no, ms_class, 1); |
| check_tbf(dl_tbf); |
| |
| /* "Establish" the DL TBF */ |
| dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_SEND_ASS; |
| dl_tbf->set_state(GPRS_RLCMAC_FLOW); |
| dl_tbf->m_wait_confirm = 0; |
| check_tbf(dl_tbf); |
| |
| *trx_no_ = trx_no; |
| |
| return dl_tbf; |
| } |
| |
| static void send_rlc_block(struct gprs_rlcmac_bts *bts, |
| uint8_t trx_no, uint8_t ts_no, uint16_t arfcn, |
| uint32_t *fn, uint8_t *block_nr) |
| { |
| gprs_rlcmac_rcv_rts_block(bts, trx_no, ts_no, 0, *fn, *block_nr); |
| *fn += 4; |
| if ((*fn % 13) == 12) |
| *fn += 1; |
| *block_nr += 1; |
| } |
| |
| enum test_tbf_final_ack_mode { |
| TEST_MODE_STANDARD, |
| TEST_MODE_REVERSE_FREE |
| }; |
| |
| static void test_tbf_final_ack(enum test_tbf_final_ack_mode test_mode) |
| { |
| BTS the_bts; |
| gprs_rlcmac_bts *bts; |
| uint8_t ts_no = 4; |
| unsigned i; |
| uint8_t ms_class = 45; |
| uint32_t fn; |
| uint8_t block_nr; |
| uint8_t trx_no; |
| GprsMs *ms; |
| uint32_t tlli = 0xffeeddcc; |
| |
| uint8_t rbb[64/8]; |
| |
| gprs_rlcmac_dl_tbf *dl_tbf; |
| gprs_rlcmac_tbf *new_tbf; |
| |
| bts = the_bts.bts_data(); |
| |
| setup_bts(&the_bts, ts_no); |
| dl_tbf = create_dl_tbf(&the_bts, ms_class, &trx_no); |
| dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| ms = dl_tbf->ms(); |
| |
| for (i = 0; i < sizeof(llc_data); i++) |
| llc_data[i] = i%256; |
| |
| /* Schedule two LLC frames */ |
| dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| |
| |
| /* Send only a few RLC/MAC blocks */ |
| fn = 0; |
| block_nr = 0; |
| while (block_nr < 3) { |
| /* Request to send one block */ |
| send_rlc_block(bts, trx_no, ts_no, 0, &fn, &block_nr); |
| } |
| OSMO_ASSERT(dl_tbf->have_data()); |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| |
| /* Queue a final ACK */ |
| memset(rbb, 0, sizeof(rbb)); |
| /* Receive a final ACK */ |
| dl_tbf->rcvd_dl_ack(1, 1, rbb); |
| |
| /* Clean up and ensure tbfs are in the correct state */ |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| new_tbf = ms->dl_tbf(); |
| check_tbf(new_tbf); |
| OSMO_ASSERT(new_tbf != dl_tbf); |
| OSMO_ASSERT(new_tbf->tfi() == 1); |
| check_tbf(dl_tbf); |
| dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| if (test_mode == TEST_MODE_REVERSE_FREE) { |
| GprsMs::Guard guard(ms); |
| tbf_free(new_tbf); |
| OSMO_ASSERT(ms->dl_tbf() == NULL); |
| check_tbf(dl_tbf); |
| tbf_free(dl_tbf); |
| } else { |
| GprsMs::Guard guard(ms); |
| tbf_free(dl_tbf); |
| OSMO_ASSERT(ms->dl_tbf() == new_tbf); |
| check_tbf(new_tbf); |
| tbf_free(new_tbf); |
| OSMO_ASSERT(ms->dl_tbf() == NULL); |
| } |
| } |
| |
| static void test_tbf_delayed_release() |
| { |
| BTS the_bts; |
| gprs_rlcmac_bts *bts; |
| uint8_t ts_no = 4; |
| unsigned i; |
| uint8_t ms_class = 45; |
| uint32_t fn = 0; |
| uint8_t block_nr = 0; |
| uint8_t trx_no; |
| uint32_t tlli = 0xffeeddcc; |
| |
| uint8_t rbb[64/8]; |
| |
| gprs_rlcmac_dl_tbf *dl_tbf; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| bts = the_bts.bts_data(); |
| |
| setup_bts(&the_bts, ts_no); |
| bts->dl_tbf_idle_msec = 200; |
| |
| dl_tbf = create_dl_tbf(&the_bts, ms_class, &trx_no); |
| dl_tbf->update_ms(tlli, GPRS_RLCMAC_DL_TBF); |
| |
| for (i = 0; i < sizeof(llc_data); i++) |
| llc_data[i] = i%256; |
| |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| |
| /* Schedule two LLC frames */ |
| dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| dl_tbf->append_data(ms_class, 1000, llc_data, sizeof(llc_data)); |
| |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| |
| /* Drain the queue */ |
| while (dl_tbf->have_data()) |
| /* Request to send one RLC/MAC block */ |
| send_rlc_block(bts, trx_no, ts_no, 0, &fn, &block_nr); |
| |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FLOW)); |
| |
| /* ACK all blocks */ |
| memset(rbb, 0xff, sizeof(rbb)); |
| /* Receive an ACK */ |
| dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| |
| /* Force sending of a single block containing an LLC dummy command */ |
| send_rlc_block(bts, trx_no, ts_no, 0, &fn, &block_nr); |
| |
| /* Receive an ACK */ |
| dl_tbf->rcvd_dl_ack(0, dl_tbf->m_window.v_s(), rbb); |
| OSMO_ASSERT(dl_tbf->m_window.window_empty()); |
| |
| /* Timeout (make sure fn % 52 remains valid) */ |
| fn += 52 * ((msecs_to_frames(bts->dl_tbf_idle_msec + 100) + 51)/ 52); |
| send_rlc_block(bts, trx_no, ts_no, 0, &fn, &block_nr); |
| |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_FINISHED)); |
| |
| /* Receive a final ACK */ |
| dl_tbf->rcvd_dl_ack(1, dl_tbf->m_window.v_s(), rbb); |
| |
| /* Clean up and ensure tbfs are in the correct state */ |
| OSMO_ASSERT(dl_tbf->state_is(GPRS_RLCMAC_WAIT_RELEASE)); |
| dl_tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; |
| check_tbf(dl_tbf); |
| tbf_free(dl_tbf); |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_tbf_imsi() |
| { |
| BTS the_bts; |
| uint8_t ts_no = 4; |
| uint8_t ms_class = 45; |
| uint8_t trx_no; |
| GprsMs *ms1, *ms2; |
| |
| gprs_rlcmac_dl_tbf *dl_tbf[2]; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| setup_bts(&the_bts, ts_no); |
| |
| dl_tbf[0] = create_dl_tbf(&the_bts, ms_class, &trx_no); |
| dl_tbf[1] = create_dl_tbf(&the_bts, ms_class, &trx_no); |
| |
| dl_tbf[0]->update_ms(0xf1000001, GPRS_RLCMAC_DL_TBF); |
| dl_tbf[1]->update_ms(0xf1000002, GPRS_RLCMAC_DL_TBF); |
| |
| dl_tbf[0]->assign_imsi("001001000000001"); |
| ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| OSMO_ASSERT(ms1 != NULL); |
| ms2 = the_bts.ms_store().get_ms(0xf1000001); |
| OSMO_ASSERT(ms2 != NULL); |
| OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000001") == 0); |
| OSMO_ASSERT(ms1 == ms2); |
| |
| /* change the IMSI on TBF 0 */ |
| dl_tbf[0]->assign_imsi("001001000000002"); |
| ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000001"); |
| OSMO_ASSERT(ms1 == NULL); |
| ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| OSMO_ASSERT(ms1 != NULL); |
| OSMO_ASSERT(strcmp(ms2->imsi(), "001001000000002") == 0); |
| OSMO_ASSERT(ms1 == ms2); |
| |
| /* use the same IMSI on TBF 2 */ |
| dl_tbf[1]->assign_imsi("001001000000002"); |
| ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| OSMO_ASSERT(ms1 != NULL); |
| OSMO_ASSERT(ms1 != ms2); |
| OSMO_ASSERT(strcmp(ms1->imsi(), "001001000000002") == 0); |
| OSMO_ASSERT(strcmp(ms2->imsi(), "") == 0); |
| |
| tbf_free(dl_tbf[1]); |
| ms1 = the_bts.ms_store().get_ms(0, 0, "001001000000002"); |
| OSMO_ASSERT(ms1 == NULL); |
| |
| tbf_free(dl_tbf[0]); |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_tbf_exhaustion() |
| { |
| BTS the_bts; |
| gprs_rlcmac_bts *bts; |
| unsigned i; |
| uint8_t ts_no = 4; |
| uint8_t ms_class = 45; |
| int rc = 0; |
| |
| uint8_t buf[256] = {0}; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| bts = the_bts.bts_data(); |
| setup_bts(&the_bts, ts_no); |
| gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| |
| for (i = 0; i < 1024; i++) { |
| uint32_t tlli = 0xc0000000 + i; |
| char imsi[16] = {0}; |
| unsigned delay_csec = 1000; |
| |
| snprintf(imsi, sizeof(imsi), "001001%09d", i); |
| |
| rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, |
| delay_csec, buf, sizeof(buf)); |
| |
| if (rc < 0) |
| break; |
| } |
| |
| OSMO_ASSERT(rc == -EBUSY); |
| printf("=== end %s ===\n", __func__); |
| |
| gprs_bssgp_destroy(); |
| } |
| |
| static void test_tbf_dl_llc_loss() |
| { |
| BTS the_bts; |
| gprs_rlcmac_bts *bts; |
| uint8_t ts_no = 4; |
| uint8_t ms_class = 45; |
| int rc = 0; |
| uint32_t tlli = 0xc0123456; |
| const char *imsi = "001001000123456"; |
| unsigned delay_csec = 1000; |
| GprsMs *ms; |
| |
| uint8_t buf[19]; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| bts = the_bts.bts_data(); |
| setup_bts(&the_bts, ts_no); |
| bts->ms_idle_sec = 10; /* keep the MS object */ |
| |
| gprs_bssgp_create_and_connect(bts, 33001, 0, 33001, |
| 1234, 1234, 1234, 1, 1, 0, 0, 0); |
| |
| /* Handle LLC frame 1 */ |
| memset(buf, 1, sizeof(buf)); |
| rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, |
| delay_csec, buf, sizeof(buf)); |
| OSMO_ASSERT(rc >= 0); |
| |
| ms = the_bts.ms_store().get_ms(0, 0, imsi); |
| OSMO_ASSERT(ms != NULL); |
| OSMO_ASSERT(ms->dl_tbf() != NULL); |
| |
| /* Handle LLC frame 2 */ |
| memset(buf, 2, sizeof(buf)); |
| rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, |
| delay_csec, buf, sizeof(buf)); |
| OSMO_ASSERT(rc >= 0); |
| |
| /* TBF establishment fails (timeout) */ |
| tbf_free(ms->dl_tbf()); |
| |
| /* Handle LLC frame 3 */ |
| memset(buf, 3, sizeof(buf)); |
| rc = gprs_rlcmac_dl_tbf::handle(bts, tlli, 0, imsi, ms_class, |
| delay_csec, buf, sizeof(buf)); |
| OSMO_ASSERT(rc >= 0); |
| |
| OSMO_ASSERT(ms->dl_tbf() != NULL); |
| |
| /* Get first BSN */ |
| struct msgb *msg; |
| int fn = 0; |
| uint8_t expected_data = 1; |
| |
| while (ms->dl_tbf()->have_data()) { |
| msg = ms->dl_tbf()->create_dl_acked_block(fn += 4, 7); |
| fprintf(stderr, "MSG = %s\n", msgb_hexdump(msg)); |
| OSMO_ASSERT(msgb_length(msg) == 23); |
| OSMO_ASSERT(msgb_data(msg)[10] == expected_data); |
| expected_data += 1; |
| } |
| OSMO_ASSERT(expected_data-1 == 3); |
| |
| printf("=== end %s ===\n", __func__); |
| |
| gprs_bssgp_destroy(); |
| } |
| |
| static void test_tbf_single_phase() |
| { |
| BTS the_bts; |
| GprsMs *ms; |
| int ts_no = 7; |
| uint32_t fn = 2654167; /* 17,25,9 */ |
| uint16_t qta = 31; |
| uint8_t trx_no = 0; |
| int tfi = 0; |
| gprs_rlcmac_ul_tbf *ul_tbf; |
| struct gprs_rlcmac_pdch *pdch; |
| struct pcu_l1_meas meas; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| setup_bts(&the_bts, ts_no); |
| tfi = the_bts.tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| |
| the_bts.rcv_rach(0x03, fn, qta); |
| |
| ul_tbf = the_bts.ul_tbf_by_tfi(tfi, trx_no); |
| OSMO_ASSERT(ul_tbf != NULL); |
| |
| fprintf(stderr, "Got '%s', TA=%d\n", |
| ul_tbf->name(), ul_tbf->ta()); |
| |
| OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| |
| uint8_t data_msg[23] = { |
| 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| uint8_t(1 | (tfi << 2)), |
| uint8_t(1), /* BSN:7, E:1 */ |
| 0xf1, 0x22, 0x33, 0x44, /* TLLI */ |
| }; |
| |
| pdch = &the_bts.bts_data()->trx[trx_no].pdch[ts_no]; |
| pdch->rcv_block(&data_msg[0], sizeof(data_msg), fn, &meas); |
| |
| ms = the_bts.ms_by_tlli(0xf1223344); |
| OSMO_ASSERT(ms != NULL); |
| fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| OSMO_ASSERT(ms->ta() == qta/4); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_tbf_two_phase() |
| { |
| BTS the_bts; |
| GprsMs *ms; |
| int ts_no = 7; |
| uint32_t rach_fn = 2654167; /* 17,25,9 */ |
| uint32_t rts_fn = 2654218; |
| uint8_t rts_bn = 8; |
| uint16_t qta = 31; |
| uint8_t trx_no = 0; |
| int tfi = 0; |
| const uint32_t tlli = 0xf1223344; |
| gprs_rlcmac_ul_tbf *ul_tbf; |
| struct gprs_rlcmac_pdch *pdch; |
| gprs_rlcmac_bts *bts; |
| RlcMacUplink_t ulreq = {0}; |
| bitvec *rlc_block; |
| uint8_t buf[64]; |
| int num_bytes; |
| struct pcu_l1_meas meas; |
| meas.set_rssi(31); |
| |
| printf("=== start %s ===\n", __func__); |
| |
| setup_bts(&the_bts, ts_no, 4); |
| bts = the_bts.bts_data(); |
| |
| /* needed to set last_rts_fn in the PDCH object */ |
| send_rlc_block(bts, trx_no, ts_no, 0, &rts_fn, &rts_bn); |
| |
| /* simulate RACH, this sends an Immediate Assignment Uplink on the AGCH */ |
| the_bts.rcv_rach(0x73, rach_fn, qta); |
| |
| /* get next free TFI */ |
| tfi = the_bts.tfi_find_free(GPRS_RLCMAC_UL_TBF, &trx_no, -1); |
| |
| /* fake a resource request */ |
| rlc_block = bitvec_alloc(23); |
| |
| ulreq.u.MESSAGE_TYPE = MT_PACKET_RESOURCE_REQUEST; |
| ulreq.u.Packet_Resource_Request.PayloadType = GPRS_RLCMAC_CONTROL_BLOCK; |
| ulreq.u.Packet_Resource_Request.ID.UnionType = 1; /* != 0 */ |
| ulreq.u.Packet_Resource_Request.ID.u.TLLI = tlli; |
| |
| encode_gsm_rlcmac_uplink(rlc_block, &ulreq); |
| num_bytes = bitvec_pack(rlc_block, &buf[0]); |
| OSMO_ASSERT(size_t(num_bytes) < sizeof(buf)); |
| bitvec_free(rlc_block); |
| |
| pdch = &the_bts.bts_data()->trx[trx_no].pdch[ts_no]; |
| pdch->rcv_block(&buf[0], num_bytes, 2654270, &meas); |
| |
| /* check the TBF */ |
| ul_tbf = the_bts.ul_tbf_by_tfi(tfi, trx_no); |
| OSMO_ASSERT(ul_tbf != NULL); |
| |
| fprintf(stderr, "Got '%s', TA=%d, CS=%d\n", |
| ul_tbf->name(), ul_tbf->ta(), ul_tbf->current_cs()); |
| |
| OSMO_ASSERT(ul_tbf->ta() == qta / 4); |
| |
| /* send packet uplink assignment */ |
| rts_fn += 52; |
| rts_bn += 12; |
| send_rlc_block(bts, trx_no, ts_no, 0, &rts_fn, &rts_bn); |
| |
| /* send fake data */ |
| uint8_t data_msg[23] = { |
| 0x00, /* GPRS_RLCMAC_DATA_BLOCK << 6 */ |
| uint8_t(0 | (tfi << 2)), |
| uint8_t(1), /* BSN:7, E:1 */ |
| }; |
| |
| pdch->rcv_block(&data_msg[0], sizeof(data_msg), rts_fn, &meas); |
| |
| ms = the_bts.ms_by_tlli(0xf1223344); |
| OSMO_ASSERT(ms != NULL); |
| fprintf(stderr, "Got MS: TLLI = 0x%08x, TA = %d\n", ms->tlli(), ms->ta()); |
| OSMO_ASSERT(ms->ta() == qta/4); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| |
| static const struct log_info_cat default_categories[] = { |
| {"DCSN1", "\033[1;31m", "Concrete Syntax Notation One (CSN1)", LOGL_INFO, 0}, |
| {"DL1IF", "\033[1;32m", "GPRS PCU L1 interface (L1IF)", LOGL_DEBUG, 1}, |
| {"DRLCMAC", "\033[0;33m", "GPRS RLC/MAC layer (RLCMAC)", LOGL_DEBUG, 1}, |
| {"DRLCMACDATA", "\033[0;33m", "GPRS RLC/MAC layer Data (RLCMAC)", LOGL_DEBUG, 1}, |
| {"DRLCMACDL", "\033[1;33m", "GPRS RLC/MAC layer Downlink (RLCMAC)", LOGL_DEBUG, 1}, |
| {"DRLCMACUL", "\033[1;36m", "GPRS RLC/MAC layer Uplink (RLCMAC)", LOGL_DEBUG, 1}, |
| {"DRLCMACSCHED", "\033[0;36m", "GPRS RLC/MAC layer Scheduling (RLCMAC)", LOGL_DEBUG, 1}, |
| {"DRLCMACMEAS", "\033[1;31m", "GPRS RLC/MAC layer Measurements (RLCMAC)", LOGL_INFO, 1}, |
| {"DBSSGP","\033[1;34m", "GPRS BSS Gateway Protocol (BSSGP)", LOGL_INFO , 1}, |
| {"DPCU", "\033[1;35m", "GPRS Packet Control Unit (PCU)", LOGL_NOTICE, 1}, |
| }; |
| |
| static int filter_fn(const struct log_context *ctx, |
| struct log_target *tar) |
| { |
| return 1; |
| } |
| |
| const struct log_info debug_log_info = { |
| filter_fn, |
| (struct log_info_cat*)default_categories, |
| ARRAY_SIZE(default_categories), |
| }; |
| |
| int main(int argc, char **argv) |
| { |
| struct vty_app_info pcu_vty_info = {0}; |
| |
| tall_pcu_ctx = talloc_named_const(NULL, 1, "moiji-mobile TbfTest context"); |
| if (!tall_pcu_ctx) |
| abort(); |
| |
| msgb_set_talloc_ctx(tall_pcu_ctx); |
| osmo_init_logging(&debug_log_info); |
| log_set_use_color(osmo_stderr_target, 0); |
| log_set_print_filename(osmo_stderr_target, 0); |
| bssgp_set_log_ss(DBSSGP); |
| |
| vty_init(&pcu_vty_info); |
| pcu_vty_init(&debug_log_info); |
| |
| test_tbf_base(); |
| test_tbf_tlli_update(); |
| test_tbf_final_ack(TEST_MODE_STANDARD); |
| test_tbf_final_ack(TEST_MODE_REVERSE_FREE); |
| test_tbf_delayed_release(); |
| test_tbf_imsi(); |
| test_tbf_exhaustion(); |
| test_tbf_dl_llc_loss(); |
| test_tbf_single_phase(); |
| test_tbf_two_phase(); |
| |
| if (getenv("TALLOC_REPORT_FULL")) |
| talloc_report_full(tall_pcu_ctx, stderr); |
| return EXIT_SUCCESS; |
| } |
| |
| /* |
| * stubs that should not be reached |
| */ |
| extern "C" { |
| void l1if_pdch_req() { abort(); } |
| void l1if_connect_pdch() { abort(); } |
| void l1if_close_pdch() { abort(); } |
| void l1if_open_pdch() { abort(); } |
| } |