| /* |
| * LlcTest.cpp |
| * |
| * Copyright (C) 2015 by Sysmocom s.f.m.c. GmbH |
| * |
| * 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/>. |
| * |
| */ |
| |
| extern "C" { |
| #include <osmocom/core/linuxlist.h> |
| } |
| |
| #include "llc.h" |
| #include "gprs_debug.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/core/timer.h> |
| #include <osmocom/vty/vty.h> |
| } |
| |
| |
| void *tall_pcu_ctx; |
| int16_t spoof_mnc = 0, spoof_mcc = 0; |
| bool spoof_mnc_3_digits = false; |
| static struct timespec *clk_mono_override_time; |
| |
| static void enqueue_data(gprs_llc_queue *queue, const uint8_t *data, size_t len, |
| const struct timespec *expire_time) |
| { |
| struct timespec *tv; |
| uint8_t *msg_data; |
| struct msgb *llc_msg = msgb_alloc(len + sizeof(*tv) * 2, |
| "llc_pdu_queue"); |
| |
| msg_data = (uint8_t *)msgb_put(llc_msg, len); |
| |
| memcpy(msg_data, data, len); |
| |
| llc_queue_enqueue(queue, llc_msg, expire_time); |
| } |
| |
| static void dequeue_and_check(gprs_llc_queue *queue, const uint8_t *exp_data, |
| size_t len, const MetaInfo *exp_info) |
| { |
| struct msgb *llc_msg; |
| const MetaInfo *info_res; |
| |
| llc_msg = llc_queue_dequeue(queue, &info_res); |
| OSMO_ASSERT(llc_msg != NULL); |
| |
| fprintf(stderr, "dequeued msg, length %u (expected %zu), data %s\n", |
| msgb_length(llc_msg), len, msgb_hexdump(llc_msg)); |
| |
| if (!msgb_eq_data_print(llc_msg, exp_data, len)) |
| fprintf(stderr, "check failed!\n"); |
| |
| if (exp_info) { |
| OSMO_ASSERT(memcmp(&exp_info->recv_time, &info_res->recv_time, sizeof(info_res->recv_time)) == 0); |
| OSMO_ASSERT(memcmp(&exp_info->expire_time, &info_res->expire_time, sizeof(info_res->expire_time)) == 0); |
| } |
| msgb_free(llc_msg); |
| } |
| |
| static void enqueue_data(gprs_llc_queue *queue, const char *message, |
| const struct timespec *expire_time) |
| { |
| enqueue_data(queue, (uint8_t *)(message), strlen(message), expire_time); |
| } |
| |
| static void dequeue_and_check(gprs_llc_queue *queue, const char *exp_message, |
| const MetaInfo *exp_info = 0) |
| { |
| dequeue_and_check(queue, |
| (uint8_t *)(exp_message), strlen(exp_message), exp_info); |
| } |
| |
| static void test_llc_queue() |
| { |
| gprs_llc_queue queue; |
| struct timespec expire_time = {0}; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| llc_queue_init(&queue); |
| OSMO_ASSERT(llc_queue_size(&queue) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 0); |
| |
| enqueue_data(&queue, "LLC message", &expire_time); |
| OSMO_ASSERT(llc_queue_size(&queue) == 1); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 11); |
| |
| enqueue_data(&queue, "other LLC message", &expire_time); |
| OSMO_ASSERT(llc_queue_size(&queue) == 2); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 28); |
| |
| dequeue_and_check(&queue, "LLC message"); |
| OSMO_ASSERT(llc_queue_size(&queue) == 1); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 17); |
| |
| dequeue_and_check(&queue, "other LLC message"); |
| OSMO_ASSERT(llc_queue_size(&queue) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 0); |
| |
| enqueue_data(&queue, "LLC", &expire_time); |
| OSMO_ASSERT(llc_queue_size(&queue) == 1); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 3); |
| |
| llc_queue_clear(&queue, NULL); |
| OSMO_ASSERT(llc_queue_size(&queue) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 0); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_llc_meta() |
| { |
| gprs_llc_queue queue; |
| MetaInfo info1 = {0}; |
| MetaInfo info2 = {0}; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| llc_queue_init(&queue); |
| OSMO_ASSERT(llc_queue_size(&queue) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 0); |
| |
| info1.recv_time.tv_sec = 123456777; |
| info1.recv_time.tv_nsec = 123456000; |
| info1.expire_time.tv_sec = 123456789; |
| info1.expire_time.tv_nsec = 987654000; |
| *clk_mono_override_time = info1.recv_time; |
| enqueue_data(&queue, "LLC message 1", &info1.expire_time); |
| |
| info2.recv_time.tv_sec = 123458000; |
| info2.recv_time.tv_nsec = 547352000; |
| info2.expire_time.tv_sec = 123458006; |
| info2.expire_time.tv_nsec = 867252000; |
| *clk_mono_override_time = info2.recv_time; |
| enqueue_data(&queue, "LLC message 2", &info2.expire_time); |
| |
| dequeue_and_check(&queue, "LLC message 1", &info1); |
| dequeue_and_check(&queue, "LLC message 2", &info2); |
| |
| llc_queue_clear(&queue, NULL); |
| OSMO_ASSERT(llc_queue_size(&queue) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue) == 0); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| static void test_llc_merge() |
| { |
| gprs_llc_queue queue1; |
| gprs_llc_queue queue2; |
| struct timespec expire_time = {0}; |
| |
| printf("=== start %s ===\n", __func__); |
| |
| llc_queue_init(&queue1); |
| llc_queue_init(&queue2); |
| |
| clk_mono_override_time->tv_sec += 1; |
| enqueue_data(&queue1, "*A*", &expire_time); |
| |
| clk_mono_override_time->tv_sec += 1; |
| enqueue_data(&queue1, "*B*", &expire_time); |
| |
| clk_mono_override_time->tv_sec += 1; |
| enqueue_data(&queue2, "*C*", &expire_time); |
| |
| clk_mono_override_time->tv_sec += 1; |
| enqueue_data(&queue1, "*D*", &expire_time); |
| |
| clk_mono_override_time->tv_sec += 1; |
| enqueue_data(&queue2, "*E*", &expire_time); |
| |
| OSMO_ASSERT(llc_queue_size(&queue1) == 3); |
| OSMO_ASSERT(llc_queue_octets(&queue1) == 9); |
| OSMO_ASSERT(llc_queue_size(&queue2) == 2); |
| OSMO_ASSERT(llc_queue_octets(&queue2) == 6); |
| |
| llc_queue_move_and_merge(&queue2, &queue1); |
| |
| OSMO_ASSERT(llc_queue_size(&queue1) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue1) == 0); |
| OSMO_ASSERT(llc_queue_size(&queue2) == 5); |
| OSMO_ASSERT(llc_queue_octets(&queue2) == 15); |
| |
| dequeue_and_check(&queue2, "*A*"); |
| dequeue_and_check(&queue2, "*B*"); |
| dequeue_and_check(&queue2, "*C*"); |
| dequeue_and_check(&queue2, "*D*"); |
| dequeue_and_check(&queue2, "*E*"); |
| |
| OSMO_ASSERT(llc_queue_size(&queue2) == 0); |
| OSMO_ASSERT(llc_queue_octets(&queue2) == 0); |
| |
| printf("=== end %s ===\n", __func__); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| struct vty_app_info pcu_vty_info = {0}; |
| |
| tall_pcu_ctx = talloc_named_const(NULL, 1, "LlcTest context"); |
| if (!tall_pcu_ctx) |
| abort(); |
| |
| msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
| osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
| log_set_use_color(osmo_stderr_target, 0); |
| log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE); |
| log_set_log_level(osmo_stderr_target, LOGL_INFO); |
| log_parse_category_mask(osmo_stderr_target, "DPCU,3:DLGLOBAL,1:"); |
| |
| vty_init(&pcu_vty_info); |
| pcu_vty_init(); |
| |
| osmo_clock_override_enable(CLOCK_MONOTONIC, true); |
| clk_mono_override_time = osmo_clock_override_gettimespec(CLOCK_MONOTONIC); |
| clk_mono_override_time->tv_sec = 123456777; |
| clk_mono_override_time->tv_nsec = 123456000; |
| |
| test_llc_queue(); |
| test_llc_meta(); |
| test_llc_merge(); |
| |
| if (getenv("TALLOC_REPORT_FULL")) |
| talloc_report_full(tall_pcu_ctx, stderr); |
| |
| return EXIT_SUCCESS; |
| } |
| |
| extern "C" { |
| void l1if_pdch_req() { abort(); } |
| void l1if_connect_pdch() { abort(); } |
| void l1if_close_pdch() { abort(); } |
| void l1if_open_pdch() { abort(); } |
| } |