/* * (C) 2012 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 General Public License as published by * the Free Software Foundation; either version 2 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 General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * */ #include #include #include #include #include #include #include #include #include #include #define VERIFY(msg, data, len) \ if (msgb_l3len(msg) != len) { \ printf("%s:%d Length don't match: %d vs. %d. %s\n", \ __func__, __LINE__, msgb_l3len(msg), (int) len, \ osmo_hexdump(msg->l3h, msgb_l3len(msg))); \ abort(); \ } else if (memcmp(msg->l3h, data, len) != 0) { \ printf("%s:%d didn't match: got: %s\n", \ __func__, __LINE__, \ osmo_hexdump(msg->l3h, msgb_l3len(msg))); \ abort(); \ } /* Setup a fake codec list for testing */ static void setup_codec_list(struct gsm0808_speech_codec_list *scl) { memset(scl, 0, sizeof(*scl)); scl->codec[0].pi = true; scl->codec[0].tf = true; scl->codec[0].type = GSM0808_SCT_FR3; scl->codec[0].cfg = 0xcdef; scl->codec[1].fi = true; scl->codec[1].pt = true; scl->codec[1].type = GSM0808_SCT_FR2; scl->codec[2].fi = true; scl->codec[2].tf = true; scl->codec[2].type = GSM0808_SCT_CSD; scl->codec[2].cfg = 0xc0; scl->len = 3; } static void test_create_layer3(void) { static const uint8_t res[] = { 0x00, 0x0e, 0x57, 0x05, 0x08, 0x00, 0x77, 0x62, 0x83, 0x33, 0x66, 0x44, 0x88, 0x17, 0x01, 0x23 }; struct msgb *msg, *in_msg; struct osmo_cell_global_id cgi = { .lai = { .plmn = { .mcc = 0x2244, .mnc = 0x1122, }, .lac = 0x3366, }, .cell_identity = 0x4488, }; printf("Testing creating Layer3\n"); in_msg = msgb_alloc_headroom(512, 128, "foo"); in_msg->l3h = in_msg->data; msgb_v_put(in_msg, 0x23); msg = gsm0808_create_layer3_2(in_msg, &cgi, NULL); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msgb_free(in_msg); } static void test_create_layer3_aoip() { static const uint8_t res[] = { 0x00, 0x17, 0x57, 0x05, 0x08, 0x00, 0x77, 0x62, 0x83, 0x33, 0x66, 0x44, 0x88, 0x17, 0x01, 0x23, GSM0808_IE_SPEECH_CODEC_LIST, 0x07, GSM0808_SCT_FR3 | 0x50, 0xef, 0xcd, GSM0808_SCT_FR2 | 0xa0, 0x9f, GSM0808_SCT_CSD | 0x90, 0xc0 }; struct msgb *msg, *in_msg; struct gsm0808_speech_codec_list sc_list; printf("Testing creating Layer3 (AoIP)\n"); setup_codec_list(&sc_list); in_msg = msgb_alloc_headroom(512, 128, "foo"); in_msg->l3h = in_msg->data; msgb_v_put(in_msg, 0x23); msg = gsm0808_create_layer3_aoip(in_msg, 0x1122, 0x2244, 0x3366, 0x4488, &sc_list); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msgb_free(in_msg); } static void test_create_reset() { static const uint8_t res[] = { 0x00, 0x04, 0x30, 0x04, 0x01, 0x20 }; struct msgb *msg; printf("Testing creating Reset\n"); msg = gsm0808_create_reset(); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_reset_ack() { static const uint8_t res[] = { 0x00, 0x01, 0x31 }; struct msgb *msg; printf("Testing creating Reset Ack\n"); msg = gsm0808_create_reset_ack(); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_clear_command() { static const uint8_t res[] = { 0x20, 0x04, 0x01, 0x23 }; struct msgb *msg; printf("Testing creating Clear Command\n"); msg = gsm0808_create_clear_command(0x23); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_clear_complete() { static const uint8_t res[] = { 0x00, 0x01, 0x21 }; struct msgb *msg; printf("Testing creating Clear Complete\n"); msg = gsm0808_create_clear_complete(); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_cipher() { static const uint8_t res[] = { 0x00, 0x0c, 0x53, 0x0a, 0x09, 0x03, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x23, 0x42 }; static const uint8_t res2[] = { 0x00, 0x0e, 0x53, 0x0a, 0x09, 0x03, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x23, 0x42, GSM0808_IE_CIPHER_RESPONSE_MODE, 0x01 }; struct msgb *msg; struct gsm0808_encrypt_info ei; uint8_t include_imeisv; memset(&ei, 0, sizeof(ei)); ei.perm_algo[0] = GSM0808_ALG_ID_A5_0; ei.perm_algo[1] = GSM0808_ALG_ID_A5_1; ei.perm_algo_len = 2; ei.key[0] = 0xaa; ei.key[1] = 0xbb; ei.key[2] = 0xcc; ei.key[3] = 0xdd; ei.key[4] = 0xee; ei.key[5] = 0xff; ei.key[6] = 0x23; ei.key[7] = 0x42; ei.key_len = 8; include_imeisv = 1; printf("Testing creating Chipher Mode Command\n"); msg = gsm0808_create_cipher(&ei, NULL); OSMO_ASSERT(msg); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msg = gsm0808_create_cipher(&ei, &include_imeisv); OSMO_ASSERT(msg); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); } static void test_create_cipher_complete() { static const uint8_t res1[] = { 0x00, 0x08, 0x55, 0x20, 0x03, 0x23, 0x42, 0x21, 0x2c, 0x04 }; static const uint8_t res2[] = { 0x00, 0x03, 0x55, 0x2c, 0x04}; struct msgb *l3, *msg; printf("Testing creating Cipher Complete\n"); l3 = msgb_alloc_headroom(512, 128, "l3h"); l3->l3h = l3->data; msgb_v_put(l3, 0x23); msgb_v_put(l3, 0x42); msgb_v_put(l3, 0x21); /* with l3 data */ msg = gsm0808_create_cipher_complete(l3, 4); VERIFY(msg, res1, ARRAY_SIZE(res1)); msgb_free(msg); /* with l3 data but short */ l3->len -= 1; l3->tail -= 1; msg = gsm0808_create_cipher_complete(l3, 4); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); /* without l3 data */ msg = gsm0808_create_cipher_complete(NULL, 4); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); msgb_free(l3); } static void test_create_cipher_reject() { static const uint8_t res[] = { 0x00, 0x04, 0x59, 0x04, 0x01, 0x23 }; struct msgb *msg; printf("Testing creating Cipher Reject\n"); msg = gsm0808_create_cipher_reject(0x23); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_cm_u() { static const uint8_t res[] = { 0x00, 0x07, 0x54, 0x12, 0x01, 0x23, 0x13, 0x01, 0x42 }; static const uint8_t res2o[] = { 0x00, 0x04, 0x54, 0x12, 0x01, 0x23 }; struct msgb *msg; const uint8_t cm2 = 0x23; const uint8_t cm3 = 0x42; printf("Testing creating CM U\n"); msg = gsm0808_create_classmark_update(&cm2, 1, &cm3, 1); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msg = gsm0808_create_classmark_update(&cm2, 1, NULL, 0); VERIFY(msg, res2o, ARRAY_SIZE(res2o)); msgb_free(msg); } static void test_create_sapi_reject() { static const uint8_t res[] = { 0x00, 0x03, 0x25, 0x03, 0x25 }; struct msgb *msg; printf("Testing creating SAPI Reject\n"); msg = gsm0808_create_sapi_reject(3); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_ass() { static const uint8_t res1[] = { 0x00, 0x0a, 0x01, 0x0b, 0x04, 0x01, 0x0b, 0xa1, 0x25, 0x01, 0x00, 0x04 }; static const uint8_t res2[] = { 0x00, 0x20, 0x01, 0x0b, 0x04, 0x01, 0x0b, 0xa1, 0x25, 0x01, 0x00, 0x04, GSM0808_IE_AOIP_TRASP_ADDR, 0x06, 0xc0, 0xa8, 0x64, 0x17, 0x04, 0xd2, GSM0808_IE_SPEECH_CODEC_LIST, 0x07, GSM0808_SCT_FR3 | 0x50, 0xef, 0xcd, GSM0808_SCT_FR2 | 0xa0, 0x9f, GSM0808_SCT_CSD | 0x90, 0xc0, GSM0808_IE_CALL_ID, 0xaa, 0xbb, 0xcc, 0xdd }; struct msgb *msg; struct gsm0808_channel_type ct; uint16_t cic = 0004; struct sockaddr_storage ss; struct sockaddr_in sin; struct gsm0808_speech_codec_list sc_list; uint32_t call_id = 0xAABBCCDD; memset(&ct, 0, sizeof(ct)); ct.ch_indctr = GSM0808_CHAN_SPEECH; ct.ch_rate_type = GSM0808_SPEECH_HALF_PREF; ct.perm_spch[0] = GSM0808_PERM_FR3; ct.perm_spch[1] = GSM0808_PERM_HR3; ct.perm_spch_len = 2; memset(&sin, 0, sizeof(sin)); sin.sin_family = AF_INET; sin.sin_port = htons(1234); inet_aton("192.168.100.23", &sin.sin_addr); memset(&ss, 0, sizeof(ss)); memcpy(&ss, &sin, sizeof(sin)); setup_codec_list(&sc_list); printf("Testing creating Assignment Request\n"); msg = gsm0808_create_ass(&ct, &cic, NULL, NULL, NULL); OSMO_ASSERT(msg); VERIFY(msg, res1, ARRAY_SIZE(res1)); msgb_free(msg); msg = gsm0808_create_ass(&ct, &cic, &ss, &sc_list, &call_id); OSMO_ASSERT(msg); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); } static void test_create_ass_compl() { static const uint8_t res1[] = { 0x00, 0x09, 0x02, 0x15, 0x23, 0x21, 0x42, 0x2c, 0x11, 0x40, 0x22 }; static const uint8_t res2[] = { 0x00, 0x07, 0x02, 0x15, 0x23, 0x21, 0x42, 0x2c, 0x11}; struct msgb *msg; printf("Testing creating Assignment Complete\n"); msg = gsm0808_create_assignment_completed(0x23, 0x42, 0x11, 0x22); VERIFY(msg, res1, ARRAY_SIZE(res1)); msgb_free(msg); msg = gsm0808_create_assignment_completed(0x23, 0x42, 0x11, 0); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); } static void test_create_ass_compl_aoip() { struct sockaddr_storage ss; struct sockaddr_in sin; struct gsm0808_speech_codec sc; struct gsm0808_speech_codec_list sc_list; static const uint8_t res[] = { 0x00, 0x1d, 0x02, 0x15, 0x23, 0x21, 0x42, 0x2c, 0x11, 0x40, 0x22, GSM0808_IE_AOIP_TRASP_ADDR, 0x06, 0xc0, 0xa8, 0x64, 0x17, 0x04, 0xd2, GSM0808_IE_SPEECH_CODEC, 0x01, GSM0808_SCT_HR1 | 0x90, GSM0808_IE_SPEECH_CODEC_LIST, 0x07, GSM0808_SCT_FR3 | 0x50, 0xef, 0xcd, GSM0808_SCT_FR2 | 0xa0, 0x9f, GSM0808_SCT_CSD | 0x90, 0xc0 }; struct msgb *msg; memset(&sin, 0, sizeof(sin)); sin.sin_family = AF_INET; sin.sin_port = htons(1234); inet_aton("192.168.100.23", &sin.sin_addr); memset(&ss, 0, sizeof(ss)); memcpy(&ss, &sin, sizeof(sin)); memset(&sc, 0, sizeof(sc)); sc.fi = true; sc.tf = true; sc.type = GSM0808_SCT_HR1; setup_codec_list(&sc_list); printf("Testing creating Assignment Complete (AoIP)\n"); msg = gsm0808_create_ass_compl(0x23, 0x42, 0x11, 0x22, &ss, &sc, &sc_list); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_ass_fail() { static const uint8_t res1[] = { 0x00, 0x04, 0x03, 0x04, 0x01, 0x23 }; static const uint8_t res2[] = { 0x00, 0x06, 0x03, 0x04, 0x01, 0x23, 0x15, 0x02}; uint8_t rr_res = 2; struct msgb *msg; printf("Testing creating Assignment Failure\n"); msg = gsm0808_create_assignment_failure(0x23, NULL); VERIFY(msg, res1, ARRAY_SIZE(res1)); msgb_free(msg); msg = gsm0808_create_assignment_failure(0x23, &rr_res); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); } static void test_create_ass_fail_aoip() { static const uint8_t res1[] = { 0x00, 0x0d, 0x03, 0x04, 0x01, 0x23, GSM0808_IE_SPEECH_CODEC_LIST, 0x07, GSM0808_SCT_FR3 | 0x50, 0xef, 0xcd, GSM0808_SCT_FR2 | 0xa0, 0x9f, GSM0808_SCT_CSD | 0x90, 0xc0 }; static const uint8_t res2[] = { 0x00, 0x0f, 0x03, 0x04, 0x01, 0x23, 0x15, 0x02, GSM0808_IE_SPEECH_CODEC_LIST, 0x07, GSM0808_SCT_FR3 | 0x50, 0xef, 0xcd, GSM0808_SCT_FR2 | 0xa0, 0x9f, GSM0808_SCT_CSD | 0x90, 0xc0 }; uint8_t rr_res = 2; struct msgb *msg; struct gsm0808_speech_codec_list sc_list; setup_codec_list(&sc_list); printf("Testing creating Assignment Failure (AoIP)\n"); msg = gsm0808_create_ass_fail(0x23, NULL, &sc_list); VERIFY(msg, res1, ARRAY_SIZE(res1)); msgb_free(msg); msg = gsm0808_create_ass_fail(0x23, &rr_res, &sc_list); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); } static void test_create_clear_rqst() { static const uint8_t res[] = { 0x00, 0x04, 0x22, 0x04, 0x01, 0x23 }; struct msgb *msg; printf("Testing creating Clear Request\n"); msg = gsm0808_create_clear_rqst(0x23); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_paging() { static const uint8_t res[] = { 0x00, 0x10, 0x52, 0x08, 0x08, 0x09, 0x10, 0x10, 0x00, 0x00, 0x00, 0x21, 0x43, 0x1a, 0x03, 0x05, 0x23, 0x42 }; static const uint8_t res2[] = { 0x00, 0x16, 0x52, 0x08, 0x08, 0x09, 0x10, 0x10, 0x00, 0x00, 0x00, 0x21, 0x43, GSM0808_IE_TMSI, 0x04, 0x12, 0x34, 0x56, 0x78, 0x1a, 0x03, 0x05, 0x23, 0x42 }; static const uint8_t res3[] = { 0x00, 0x18, 0x52, 0x08, 0x08, 0x09, 0x10, 0x10, 0x00, 0x00, 0x00, 0x21, 0x43, GSM0808_IE_TMSI, 0x04, 0x12, 0x34, 0x56, 0x78, 0x1a, 0x03, 0x05, 0x23, 0x42, GSM0808_IE_CHANNEL_NEEDED, RSL_CHANNEED_TCH_ForH }; struct msgb *msg; struct gsm0808_cell_id_list2 cil; uint32_t tmsi = 0x12345678; uint8_t chan_needed = RSL_CHANNEED_TCH_ForH; char imsi[] = "001010000001234"; cil.id_discr = CELL_IDENT_LAC; cil.id_list[0].lac = 0x2342; cil.id_list_len = 1; printf("Testing creating Paging Request\n"); msg = gsm0808_create_paging2(imsi, NULL, &cil, NULL); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msg = gsm0808_create_paging2(imsi, &tmsi, &cil, NULL); VERIFY(msg, res2, ARRAY_SIZE(res2)); msgb_free(msg); msg = gsm0808_create_paging2(imsi, &tmsi, &cil, &chan_needed); VERIFY(msg, res3, ARRAY_SIZE(res3)); msgb_free(msg); } static void test_create_dtap() { static const uint8_t res[] = { 0x01, 0x03, 0x02, 0x23, 0x42 }; struct msgb *msg, *l3; printf("Testing creating DTAP\n"); l3 = msgb_alloc_headroom(512, 128, "test"); l3->l3h = l3->data; msgb_v_put(l3, 0x23); msgb_v_put(l3, 0x42); msg = gsm0808_create_dtap(l3, 0x3); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msgb_free(l3); } static void test_prepend_dtap() { static const uint8_t res[] = { 0x01, 0x03, 0x02, 0x23, 0x42 }; struct msgb *in_msg; printf("Testing prepend DTAP\n"); in_msg = msgb_alloc_headroom(512, 128, "test"); msgb_v_put(in_msg, 0x23); msgb_v_put(in_msg, 0x42); gsm0808_prepend_dtap_header(in_msg, 0x3); in_msg->l3h = in_msg->data; VERIFY(in_msg, res, ARRAY_SIZE(res)); msgb_free(in_msg); } static void test_enc_dec_aoip_trasp_addr_v4() { struct sockaddr_storage enc_addr; struct sockaddr_storage dec_addr; struct sockaddr_in enc_addr_in; struct msgb *msg; uint8_t rc_enc; int rc_dec; memset(&enc_addr_in, 0, sizeof(enc_addr_in)); enc_addr_in.sin_family = AF_INET; enc_addr_in.sin_port = htons(1234); inet_aton("255.0.255.255", &enc_addr_in.sin_addr); memset(&enc_addr, 0, sizeof(enc_addr)); memcpy(&enc_addr, &enc_addr_in, sizeof(enc_addr_in)); msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_aoip_trasp_addr(msg, &enc_addr); OSMO_ASSERT(rc_enc == 8); rc_dec = gsm0808_dec_aoip_trasp_addr(&dec_addr, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 6); OSMO_ASSERT(memcmp(&enc_addr, &dec_addr, sizeof(enc_addr)) == 0); msgb_free(msg); } static void test_enc_dec_aoip_trasp_addr_v6() { struct sockaddr_storage enc_addr; struct sockaddr_storage dec_addr; struct sockaddr_in6 enc_addr_in; struct msgb *msg; uint8_t rc_enc; int rc_dec; memset(&enc_addr_in, 0, sizeof(enc_addr_in)); enc_addr_in.sin6_family = AF_INET6; enc_addr_in.sin6_port = htons(4567); inet_pton(AF_INET6, "2001:0db8:85a3:08d3:1319:8a2e:0370:7344", &enc_addr_in.sin6_addr); memset(&enc_addr, 0, sizeof(enc_addr)); memcpy(&enc_addr, &enc_addr_in, sizeof(enc_addr_in)); msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_aoip_trasp_addr(msg, &enc_addr); OSMO_ASSERT(rc_enc == 20); rc_dec = gsm0808_dec_aoip_trasp_addr(&dec_addr, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 18); OSMO_ASSERT(memcmp(&enc_addr, &dec_addr, sizeof(enc_addr)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_speech_codec() { struct gsm0808_speech_codec enc_sc = { .pi = true, .tf = true, .type = GSM0808_SCT_FR2, }; struct gsm0808_speech_codec dec_sc = {}; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_speech_codec(msg, &enc_sc); OSMO_ASSERT(rc_enc == 3); rc_dec = gsm0808_dec_speech_codec(&dec_sc, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 1); OSMO_ASSERT(memcmp(&enc_sc, &dec_sc, sizeof(enc_sc)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_speech_codec_with_cfg() { struct gsm0808_speech_codec enc_sc = { .pi = true, .tf = true, .type = GSM0808_SCT_FR3, .cfg = 0xabcd, }; struct gsm0808_speech_codec dec_sc = {}; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_speech_codec(msg, &enc_sc); OSMO_ASSERT(rc_enc == 5); rc_dec = gsm0808_dec_speech_codec(&dec_sc, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 3); OSMO_ASSERT(memcmp(&enc_sc, &dec_sc, sizeof(enc_sc)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_speech_codec_ext_with_cfg() { struct gsm0808_speech_codec enc_sc = { .pi = true, .tf = true, .type = GSM0808_SCT_CSD, .cfg = 0xc0, }; struct gsm0808_speech_codec dec_sc = {}; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_speech_codec(msg, &enc_sc); OSMO_ASSERT(rc_enc == 5); rc_dec = gsm0808_dec_speech_codec(&dec_sc, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 3); OSMO_ASSERT(memcmp(&enc_sc, &dec_sc, sizeof(enc_sc)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_speech_codec_list() { struct gsm0808_speech_codec_list enc_scl = { .codec = { { .pi = true, .tf = true, .type = GSM0808_SCT_FR3, .cfg = 0xcdef, }, { .fi = true, .pt = true, .type = GSM0808_SCT_FR2, }, { .fi = true, .tf = true, .type = GSM0808_SCT_CSD, .cfg = 0xc0, }, }, .len = 3, }; struct gsm0808_speech_codec_list dec_scl = {}; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_speech_codec_list(msg, &enc_scl); OSMO_ASSERT(rc_enc == 9); rc_dec = gsm0808_dec_speech_codec_list(&dec_scl, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 7); OSMO_ASSERT(memcmp(&enc_scl, &dec_scl, sizeof(enc_scl)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_channel_type() { struct gsm0808_channel_type enc_ct = { .ch_indctr = GSM0808_CHAN_SPEECH, .ch_rate_type = GSM0808_SPEECH_HALF_PREF, .perm_spch = { GSM0808_PERM_FR3, GSM0808_PERM_HR3 }, .perm_spch_len = 2, }; struct gsm0808_channel_type dec_ct = {}; struct msgb *msg; uint8_t ct_enc_expected[] = { GSM0808_IE_CHANNEL_TYPE, 0x04, 0x01, 0x0b, 0xa1, 0x25 }; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_channel_type(msg, &enc_ct); OSMO_ASSERT(rc_enc == 6); OSMO_ASSERT(memcmp(ct_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_channel_type(&dec_ct, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 4); OSMO_ASSERT(memcmp(&enc_ct, &dec_ct, sizeof(enc_ct)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_encrypt_info() { struct gsm0808_encrypt_info enc_ei = { .perm_algo = { GSM0808_ALG_ID_A5_0, GSM0808_ALG_ID_A5_1 }, .perm_algo_len = 2, .key = { 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x23, 0x42, }, .key_len = 8, }; struct gsm0808_encrypt_info dec_ei = {}; struct msgb *msg; uint8_t ei_enc_expected[] = { GSM0808_IE_ENCRYPTION_INFORMATION, 0x09, 0x03, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff, 0x23, 0x42 }; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_encrypt_info(msg, &enc_ei); OSMO_ASSERT(rc_enc == 11); OSMO_ASSERT(memcmp(ei_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_encrypt_info(&dec_ei, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 9); OSMO_ASSERT(memcmp(&enc_ei, &dec_ei, sizeof(enc_ei)) == 0); msgb_free(msg); } #define EXPECT_ENCODED(hexstr) do { \ const char *enc_str = msgb_hexdump(msg); \ printf("%s: encoded: %s(rc = %u)\n", __func__, enc_str, rc_enc); \ OSMO_ASSERT(strcmp(enc_str, hexstr " ") == 0); \ OSMO_ASSERT(rc_enc == msg->len); \ } while(0) static void test_gsm0808_enc_dec_cell_id_list_lac() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_LAC; enc_cil.id_list[0].lac = 0x0124; enc_cil.id_list[1].lac = 0xABCD; enc_cil.id_list[2].lac = 0x5678; enc_cil.id_list_len = 3; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); EXPECT_ENCODED("1a 07 05 01 24 ab cd 56 78"); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 7); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_single_lac() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x03, 0x05, 0x23, 0x42 }; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_LAC; enc_cil.id_list[0].lac = 0x2342; enc_cil.id_list_len = 1; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == 5); OSMO_ASSERT(memcmp(cil_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 3); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_multi_lac() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x0b, 0x05, 0x23, 0x42, 0x24, 0x43, 0x25, 0x44, 0x26, 0x45, 0x27, 0x46 }; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_LAC; enc_cil.id_list[0].lac = 0x2342; enc_cil.id_list[1].lac = 0x2443; enc_cil.id_list[2].lac = 0x2544; enc_cil.id_list[3].lac = 0x2645; enc_cil.id_list[4].lac = 0x2746; enc_cil.id_list_len = 5; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == sizeof(cil_enc_expected)); OSMO_ASSERT(memcmp(cil_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_bss() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_BSS; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == 3); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 1); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_multi_lai_and_lac() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct osmo_location_area_id id; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x10, 0x04, 0x92, 0x61, 0x54, 0x23, 0x42, 0x92, 0x72, 0x54, 0x24, 0x43, 0x92, 0x83, 0x54, 0x25, 0x44 }; uint8_t rc_enc; int rc_dec, i; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_LAI_AND_LAC; id.plmn.mcc = 0x123; osmo_mnc_from_str("456", &id.plmn.mnc, &id.plmn.mnc_3_digits); id.lac = 0x2342; memcpy(&enc_cil.id_list[0].lai_and_lac, &id, sizeof(id)); id.plmn.mcc = 0x124; osmo_mnc_from_str("457", &id.plmn.mnc, &id.plmn.mnc_3_digits); id.lac = 0x2443; memcpy(&enc_cil.id_list[1].lai_and_lac, &id, sizeof(id)); id.plmn.mcc = 0x125; osmo_mnc_from_str("458", &id.plmn.mnc, &id.plmn.mnc_3_digits); id.lac = 0x2544; memcpy(&enc_cil.id_list[2].lai_and_lac, &id, sizeof(id)); enc_cil.id_list_len = 3; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == sizeof(cil_enc_expected)); OSMO_ASSERT(memcmp(cil_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(dec_cil.id_list_len == 3); /* Check MAXLEN elements to ensure everything has been initialized. */ for (i = 0; i < GSM0808_CELL_ID_LIST2_MAXLEN; i++) { struct osmo_location_area_id *enc_id; struct osmo_location_area_id *dec_id; enc_id = &enc_cil.id_list[i].lai_and_lac; dec_id = &dec_cil.id_list[i].lai_and_lac; OSMO_ASSERT(osmo_plmn_cmp(&enc_id->plmn, &dec_id->plmn) == 0); OSMO_ASSERT(enc_id->lac == dec_id->lac); } msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_multi_ci() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x09, 0x02, 0x00, 0x01, 0x00, 0x02, 0x00, 0x77, 0x01, 0xff, }; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_CI; enc_cil.id_list[0].ci = 1; enc_cil.id_list[1].ci = 2; enc_cil.id_list[2].ci = 119; enc_cil.id_list[3].ci = 511; enc_cil.id_list_len = 4; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == sizeof(cil_enc_expected)); OSMO_ASSERT(memcmp(cil_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_multi_lac_and_ci() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x15, 0x01, 0x23, 0x42, 0x00, 0x01, 0x24, 0x43, 0x00, 0x02, 0x25, 0x44, 0x00, 0x77, 0x26, 0x45, 0x01, 0xff, 0x27, 0x46, 0x02, 0xfe, }; uint8_t rc_enc; int rc_dec; memset(&enc_cil, 0, sizeof(enc_cil)); enc_cil.id_discr = CELL_IDENT_LAC_AND_CI; enc_cil.id_list[0].lac_and_ci.lac = 0x2342; enc_cil.id_list[0].lac_and_ci.ci = 1; enc_cil.id_list[1].lac_and_ci.lac = 0x2443; enc_cil.id_list[1].lac_and_ci.ci = 2; enc_cil.id_list[2].lac_and_ci.lac = 0x2544; enc_cil.id_list[2].lac_and_ci.ci = 119; enc_cil.id_list[3].lac_and_ci.lac = 0x2645; enc_cil.id_list[3].lac_and_ci.ci = 511; enc_cil.id_list[4].lac_and_ci.lac = 0x2746; enc_cil.id_list[4].lac_and_ci.ci = 766; enc_cil.id_list_len = 5; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == sizeof(cil_enc_expected)); OSMO_ASSERT(memcmp(cil_enc_expected, msg->data, msg->len) == 0); rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(memcmp(&enc_cil, &dec_cil, sizeof(enc_cil)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_list_multi_global() { struct gsm0808_cell_id_list2 enc_cil; struct gsm0808_cell_id_list2 dec_cil; struct msgb *msg; uint8_t cil_enc_expected[] = { GSM0808_IE_CELL_IDENTIFIER_LIST, 0x16, 0x00, 0x21, 0x63, 0x54, 0x23, 0x42, 0x00, 0x1, 0x21, 0xf4, 0x75, 0x24, 0x43, 0x00, 0x2, 0x21, 0x75, 0x00, 0x25, 0x44, 0x00, 0x77 }; uint8_t rc_enc; int rc_dec, i; enc_cil = (struct gsm0808_cell_id_list2){ .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id_list_len = 3, .id_list = { { .global = { .lai = { .plmn = { .mcc = 123, .mnc = 456 }, .lac = 0x2342 }, .cell_identity = 1, } }, { .global = { .lai = { .plmn = { .mcc = 124, .mnc = 57 }, .lac = 0x2443 }, .cell_identity = 2, } }, { .global = { .lai = { .plmn = { .mcc = 125, .mnc = 7, .mnc_3_digits = true }, .lac = 0x2544 }, .cell_identity = 119, } }, } }; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id_list2(msg, &enc_cil); OSMO_ASSERT(rc_enc == sizeof(cil_enc_expected)); if (memcmp(cil_enc_expected, msg->data, msg->len)) { printf(" got: %s\n", osmo_hexdump(msg->data, msg->len)); printf("expect: %s\n", osmo_hexdump(cil_enc_expected, sizeof(cil_enc_expected))); OSMO_ASSERT(false); } rc_dec = gsm0808_dec_cell_id_list2(&dec_cil, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); /* Check MAXLEN elements to ensure everything has been initialized. */ for (i = 0; i < GSM0808_CELL_ID_LIST2_MAXLEN; i++) { struct osmo_cell_global_id *enc_id; struct osmo_cell_global_id *dec_id; enc_id = &enc_cil.id_list[i].global; dec_id = &dec_cil.id_list[i].global; OSMO_ASSERT(osmo_plmn_cmp(&enc_id->lai.plmn, &dec_id->lai.plmn) == 0); OSMO_ASSERT(enc_id->lai.lac == dec_id->lai.lac); OSMO_ASSERT(enc_id->cell_identity == dec_id->cell_identity); } msgb_free(msg); } static void print_cil(const struct gsm0808_cell_id_list2 *cil) { printf(" cell_id_list == %s\n", gsm0808_cell_id_list_name(cil)); } void test_cell_id_list_add() { size_t zu; const struct gsm0808_cell_id_list2 cgi1 = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id_list_len = 1, .id_list = { { .global = { .lai = { .plmn = { .mcc = 1, .mnc = 2, .mnc_3_digits = false }, .lac = 3, }, .cell_identity = 4, } }, }, }; const struct gsm0808_cell_id_list2 cgi2 = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id_list_len = 2, .id_list = { { .global = { .lai = { .plmn = { .mcc = 1, .mnc = 2, .mnc_3_digits = true }, .lac = 3, }, .cell_identity = 4, } }, { .global = { .lai = { .plmn = { .mcc = 5, .mnc = 6, .mnc_3_digits = true }, .lac = 7, }, .cell_identity = 8, } }, }, }; const struct gsm0808_cell_id_list2 cgi2a = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id_list_len = 2, .id_list = { { .global = cgi2.id_list[0].global }, { .global = { .lai = { .plmn = { .mcc = 9, .mnc = 10, .mnc_3_digits = true }, .lac = 11, }, .cell_identity = 12, } }, }, }; const struct gsm0808_cell_id_list2 cgi3 = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id_list_len = 2, .id_list = { { .global = { .lai = { .plmn = { .mcc = 13, .mnc = 14, .mnc_3_digits = true }, .lac = 15, }, .cell_identity = 16, } }, { .global = { .lai = { .plmn = { .mcc = 16, .mnc = 17, .mnc_3_digits = true }, .lac = 18, }, .cell_identity = 19, } }, }, }; const struct gsm0808_cell_id_list2 lac1 = { .id_discr = CELL_IDENT_LAC, .id_list_len = 1, .id_list = { { .lac = 123 }, }, }; const struct gsm0808_cell_id_list2 lac2 = { .id_discr = CELL_IDENT_LAC, .id_list_len = 2, .id_list = { { .lac = 456 }, { .lac = 789 }, }, }; struct gsm0808_cell_id_list2 cil = {}; printf("------- %s\n", __func__); print_cil(&cil); #define ADD_QUIET(other_cil, expect_rc) do { \ int rc = gsm0808_cell_id_list_add(&cil, &other_cil); \ printf("gsm0808_cell_id_list_add(&cil, &" #other_cil ") --> rc = %d\n", rc); \ OSMO_ASSERT(rc == expect_rc); \ } while(0) #define ADD(other_cil, expect_rc) ADD_QUIET(other_cil, expect_rc); print_cil(&cil) ADD(lac1, 1); ADD(lac1, 0); ADD(lac2, 2); ADD(lac2, 0); ADD(cil, 0); ADD(cgi1, -EINVAL); printf("* can't add to BSS list\n"); cil.id_list_len = 0; cil.id_discr = CELL_IDENT_BSS; print_cil(&cil); ADD(lac1, -EINVAL); printf("* other types (including NO_CELL) take on new type iff empty\n"); cil.id_list_len = 0; cil.id_discr = CELL_IDENT_NO_CELL; print_cil(&cil); ADD(cgi1, 1); ADD(cgi1, 0); ADD(cgi2, 2); ADD(cgi2, 0); printf("* test gsm0808_cell_id_list_name_buf()'s return val\n"); zu = strlen(gsm0808_cell_id_list_name(&cil)); printf(" strlen(gsm0808_cell_id_list_name(cil)) == %zu\n", zu); zu ++; while (1) { char buf[128] = "?"; int rc; OSMO_ASSERT(zu < sizeof(buf)); buf[zu] = '#'; rc = gsm0808_cell_id_list_name_buf(buf, zu, &cil); printf(" gsm0808_cell_id_list_name_buf(buf, %zu, cil)) == %d \"%s\"\n", zu, rc, buf); OSMO_ASSERT(buf[zu] == '#'); if (!zu) break; zu /= 2; } printf("* list-full behavior\n"); cil.id_list_len = GSM0808_CELL_ID_LIST2_MAXLEN - 1; printf("cil.id_list_len = %u\n", cil.id_list_len); ADD_QUIET(cgi2a, 1); printf("cil.id_list_len = %u\n", cil.id_list_len); cil.id_list_len = GSM0808_CELL_ID_LIST2_MAXLEN - 1; printf("cil.id_list_len = %u\n", cil.id_list_len); ADD_QUIET(cgi3, -ENOSPC); printf("cil.id_list_len = %u\n", cil.id_list_len); ADD_QUIET(cgi2a, -ENOSPC); printf("cil.id_list_len = %u\n", cil.id_list_len); printf("------- %s done\n", __func__); } static void test_gsm0808_enc_dec_cell_id_lac() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_LAC, .id.lac = 0x0124, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; memset(&dec_ci, 0xa5, sizeof(dec_ci)); msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 03 05 01 24"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 3); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr && enc_ci.id.lac == dec_ci.id.lac); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_bss() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_BSS, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 01 06"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 1); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_no_cell() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_NO_CELL, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 01 03"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 1); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_lai_and_lac() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_LAI_AND_LAC, .id.lai_and_lac = { .plmn = { .mcc = 123, .mnc = 456, }, .lac = 0x2342, }, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 06 04 21 63 54 23 42"); memset(&dec_ci, 0xa5, sizeof(dec_ci)); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr && osmo_plmn_cmp(&enc_ci.id.lai_and_lac.plmn, &dec_ci.id.lai_and_lac.plmn) == 0 && enc_ci.id.lai_and_lac.lac == dec_ci.id.lai_and_lac.lac); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_ci() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_CI, .id.ci = 0x423, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 03 02 04 23"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr && enc_ci.id.ci == dec_ci.id.ci); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_lac_and_ci() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_LAC_AND_CI, .id.lac_and_ci = { .lac = 0x423, .ci = 0x235, }, }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 05 01 04 23 02 35"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr && enc_ci.id.lac_and_ci.lac == dec_ci.id.lac_and_ci.lac && enc_ci.id.lac_and_ci.ci == dec_ci.id.lac_and_ci.ci); msgb_free(msg); } static void test_gsm0808_enc_dec_cell_id_global() { struct gsm0808_cell_id enc_ci = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id.global = { .lai = { .plmn = { .mcc = 123, .mnc = 456 }, .lac = 0x2342 }, .cell_identity = 0x423, } }; struct gsm0808_cell_id dec_ci; struct msgb *msg; uint8_t rc_enc; int rc_dec; msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cell_id(msg, &enc_ci); EXPECT_ENCODED("05 08 00 21 63 54 23 42 04 23"); rc_dec = gsm0808_dec_cell_id(&dec_ci, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == msg->len - 2); OSMO_ASSERT(enc_ci.id_discr == dec_ci.id_discr && osmo_plmn_cmp(&enc_ci.id.global.lai.plmn, &dec_ci.id.global.lai.plmn) == 0 && enc_ci.id.global.lai.lac == dec_ci.id.global.lai.lac && enc_ci.id.global.cell_identity == dec_ci.id.global.cell_identity); msgb_free(msg); } int main(int argc, char **argv) { printf("Testing generation of GSM0808 messages\n"); test_create_layer3(); test_create_layer3_aoip(); test_create_reset(); test_create_reset_ack(); test_create_clear_command(); test_create_clear_complete(); test_create_cipher(); test_create_cipher_complete(); test_create_cipher_reject(); test_create_cm_u(); test_create_sapi_reject(); test_create_ass(); test_create_ass_compl(); test_create_ass_compl_aoip(); test_create_ass_fail(); test_create_ass_fail_aoip(); test_create_clear_rqst(); test_create_paging(); test_create_dtap(); test_prepend_dtap(); test_enc_dec_aoip_trasp_addr_v4(); test_enc_dec_aoip_trasp_addr_v6(); test_gsm0808_enc_dec_speech_codec(); test_gsm0808_enc_dec_speech_codec_ext_with_cfg(); test_gsm0808_enc_dec_speech_codec_with_cfg(); test_gsm0808_enc_dec_speech_codec_list(); test_gsm0808_enc_dec_channel_type(); test_gsm0808_enc_dec_encrypt_info(); test_gsm0808_enc_dec_cell_id_list_lac(); test_gsm0808_enc_dec_cell_id_list_single_lac(); test_gsm0808_enc_dec_cell_id_list_multi_lac(); test_gsm0808_enc_dec_cell_id_list_bss(); test_gsm0808_enc_dec_cell_id_list_multi_lai_and_lac(); test_gsm0808_enc_dec_cell_id_list_multi_ci(); test_gsm0808_enc_dec_cell_id_list_multi_lac_and_ci(); test_gsm0808_enc_dec_cell_id_list_multi_global(); test_cell_id_list_add(); test_gsm0808_enc_dec_cell_id_lac(); test_gsm0808_enc_dec_cell_id_bss(); test_gsm0808_enc_dec_cell_id_no_cell(); test_gsm0808_enc_dec_cell_id_lai_and_lac(); test_gsm0808_enc_dec_cell_id_ci(); test_gsm0808_enc_dec_cell_id_lac_and_ci(); test_gsm0808_enc_dec_cell_id_global(); printf("Done\n"); return EXIT_SUCCESS; }