/* * (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. * */ #include #include #include #include #include #include #include #include #include #include #include #include #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) #define VERIFY(msg, data, data_len) do { \ if (!msgb_eq_l3_data_print(msg, data, data_len)) \ abort(); \ } while(0) /* 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; } void test_gsm0808_enc_cause(void) { /* NOTE: This must be tested early because many of the following tests * rely on the generation of a proper cause code. */ uint8_t rc_enc; struct msgb *msg; /* Test with a single byte cause code */ msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cause(msg, 0x41); EXPECT_ENCODED("04 01 41"); msgb_free(msg); /* Test with an extended (two byte) cause code */ msg = msgb_alloc(1024, "output buffer"); rc_enc = gsm0808_enc_cause(msg, 0x8041); EXPECT_ENCODED("04 02 80 41"); msgb_free(msg); } 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(void) { 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 osmo_cell_global_id cgi = { .lai = { .plmn = { .mcc = 0x2244, .mnc = 0x1122, }, .lac = 0x3366, }, .cell_identity = 0x4488, }; 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_2(in_msg, &cgi, &sc_list); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); msgb_free(in_msg); } static void test_create_reset(void) { 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(void) { 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(void) { 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_command2(void) { static const uint8_t res[] = { 0x00, 0x04, 0x20, 0x04, 0x01, 0x23 }; struct msgb *msg; printf("Testing creating Clear Command 2\n"); msg = gsm0808_create_clear_command2(0x23, false); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_clear_command2_csfb(void) { static const uint8_t res[] = { 0x00, 0x05, 0x20, 0x04, 0x01, 0x23, 0x8F }; struct msgb *msg; printf("Testing creating Clear Command 2 (CSFB)\n"); msg = gsm0808_create_clear_command2(0x23, true); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_clear_complete(void) { 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(void) { 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(void) { 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 inline void parse_cipher_reject(struct msgb *msg, uint8_t exp) { struct tlv_parsed tp; int rc; /* skip header and message type so we can parse Cause IE directly */ msg->l2h = msgb_data(msg) + sizeof(struct bssmap_header) + 1; rc = osmo_bssap_tlv_parse(&tp, msg->l2h, msgb_l2len(msg)); if (rc < 0) printf("FIXME: failed (%d) to parse created message %s\n", rc, msgb_hexdump(msg)); rc = gsm0808_get_cause(&tp); if (rc < 0) printf("FIXME: failed (%s) to extract Cause from created message %s\n", strerror(-rc), msgb_hexdump(msg)); if (exp != (enum gsm0808_cause)rc) printf("FIXME: wrong Cause %d != %u (" OSMO_BIN_SPEC ") extracted from created message %s\n", rc, exp, OSMO_BIT_PRINT(exp), msgb_hexdump(msg)); } static void test_create_cipher_reject(void) { static const uint8_t res[] = { 0x00, 0x04, 0x59, 0x04, 0x01, 0x23 }; enum gsm0808_cause cause = GSM0808_CAUSE_CCCH_OVERLOAD; struct msgb *msg; printf("Testing creating Cipher Reject\n"); msg = gsm0808_create_cipher_reject(cause); VERIFY(msg, res, ARRAY_SIZE(res)); parse_cipher_reject(msg, cause); msgb_free(msg); } static void test_create_cipher_reject_ext(void) { static const uint8_t res[] = { 0x00, 0x05, 0x59, 0x04, 0x02, 0xd0, 0xFA }; uint8_t cause = 0xFA; struct msgb *msg; printf("Testing creating Cipher Reject (extended)\n"); msg = gsm0808_create_cipher_reject_ext(GSM0808_CAUSE_CLASS_INVAL, cause); VERIFY(msg, res, ARRAY_SIZE(res)); parse_cipher_reject(msg, cause); msgb_free(msg); } static void test_create_cm_u(void) { 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(void) { static const uint8_t res[] = { 0x00, 0x06, 0x25, 0x18, 0x03, 0x04, 0x01, 0x25 }; struct msgb *msg; printf("Testing creating SAPI Reject\n"); msg = gsm0808_create_sapi_reject_cause(3, GSM0808_CAUSE_BSS_NOT_EQUIPPED); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_dec_confusion(void) { static const uint8_t hex[] = { 0x26, 0x04, 0x01, 0x52, 0x1f, 0x07, 0x00, 0xff, 0x00, 0x03, 0x25, 0x03, 0x25 }; struct tlv_parsed tp; int diag_len; enum gsm0808_cause cause; enum gsm0808_cause_class cause_class; struct gsm0808_diagnostics *diag; printf("Testing decoding CONFUSION\n"); tlv_parse(&tp, gsm0808_att_tlvdef(), hex+1, sizeof(hex)-1, 0, 0); /* Check for the Cause and Diagnostic mandatory elements */ if (!TLVP_PRESENT(&tp, GSM0808_IE_CAUSE) || !TLVP_PRESENT(&tp, GSM0808_IE_DIAGNOSTIC)) { printf("Either Cause or Diagnostic mandatory IE are not detected\n"); return; } diag_len = TLVP_LEN(&tp, GSM0808_IE_DIAGNOSTIC); if (diag_len < 5) { printf("Diagnostic length is too short: %d (expected > 5)\n", diag_len); return; } cause = gsm0808_get_cause(&tp); if ((int)cause < 0) { printf("ERROR: failed (%s) to extract Cause, aborting\n", strerror(-(int)cause)); return; } cause_class = gsm0808_cause_class(cause); printf(" Cause class %d/0x%x (%s)\n", cause_class, cause_class, gsm0808_cause_class_name(cause_class)); printf(" Cause %d/0x%x (%s)\n", cause, cause, gsm0808_cause_name(cause)); diag = (struct gsm0808_diagnostics *)TLVP_VAL(&tp, GSM0808_IE_DIAGNOSTIC); printf(" Diagnostics error octet location %d (%s)\n", diag->error_pointer_octet, gsm0808_diagnostics_octet_location_str(diag->error_pointer_octet)); printf(" Diagnostics error bit location %d (%s)\n", diag->error_pointer_bit, gsm0808_diagnostics_bit_location_str(diag->error_pointer_bit)); printf(" Diagnostics message that provoked the error: %s\n", osmo_hexdump(diag->msg, diag_len-2)); } /* Test Perform Location Report SYS#5891 */ static void test_dec_perform_location_report_sys5891(void) { /* Message Type Perform Location Request Location Type Element ID: 0x44 Length: 1 Location Information: current geographic location (0x00) Cell Identifier/CI (25911) Element ID: 0x05 Length: 8 0000 .... = Spare bit(s): 0x00 .... 0000 = Cell identification discriminator: The whole Cell Global Identification, CGI, is used to identify the cells. (0) Mobile Country Code (MCC): (removed)) Mobile Network Code (MNC): (removed)) Cell LAC: 0x001e (30) Cell CI: 0x6537 (25911) LCS Client Type Element ID: 0x48 Length: 1 0011 .... = Client Category: Emergency Services (0x03) .... 0000 = Client Subtype: unspecified (0x00) LCS Priority Element ID: 0x43 Length: 1 Periodicity: highest (0) LCS QoS Element ID: 0x3e Length: 4 0000 00.. = Spare: 0x00 .... ..0. = Velocity Requested: do not report velocity (0x00) .... ...0 = Vertical Coordinate Indicator: vertical coordinate not requested (0x00) 1... .... = Horizontal Accuracy Indicator: horizontal accuracy is specified (0x01) .001 0010 = Horizontal Accuracy: 0x12 0... .... = Vertical Accuracy Indicator: vertical accuracy is not specified (0x00) .000 0000 = Spare: 0x00 00.. .... = Response Time Category: Response Time is not specified (0x00) */ const uint8_t hex[] = { 0x2b, 0x44, 0x01, 0x00, 0x05, 0x08, 0x00, 0xab, 0xbc, 0xcd, 0x00, 0x1e, 0x65, 0x37, 0x48, 0x01, 0x30, 0x43, 0x01, 0x00, 0x3e, 0x04, 0x00, 0x92, 0x00, 0x00 }; struct tlv_parsed tp; int rc; printf("Testing decoding Perform Location Report SYS#5891\n"); rc = tlv_parse(&tp, gsm0808_att_tlvdef(), hex+1, sizeof(hex)-1, 0, 0); OSMO_ASSERT(rc == 5); } static void test_create_ass(void) { 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, 0xdd, 0xcc, 0xbb, 0xaa }; 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_ass2(void) { static const uint8_t res[] = { BSSAP_MSG_BSS_MANAGEMENT, 0x45, BSS_MAP_MSG_ASSIGMENT_RQST, GSM0808_IE_CHANNEL_TYPE, 0x04, 0x01, 0x0b, 0x91, 0x15, 0x01, 0x00, 0x04, GSM0808_IE_AOIP_TRASP_ADDR, 0x06, 0xac, 0x0c, 0x65, 0x0d, /* IPv4 */ 0x02, 0x9a, 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, 0xce, 0xfa, 0xad, 0xde, /* CallID */ 0x83, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, 0x45, /* Kc */ GSM0808_IE_GLOBAL_CALL_REF, 0x0d, /* GCR, length */ 0x03, 0x44, 0x44, 0x44, /* GCR, Net ID */ 0x02, 0xfe, 0xed, /* GCR, Node ID */ 0x05, 0x41, 0x41, 0x41, 0x41, 0x41, /* GCR, Call ref. ID */ GSM0808_IE_LCLS_CONFIG, GSM0808_LCLS_CFG_BOTH_WAY, GSM0808_IE_LCLS_CONN_STATUS_CTRL, GSM0808_LCLS_CSC_CONNECT, GSM0808_IE_LCLS_CORR_NOT_NEEDED, }; struct msgb *msg; struct gsm0808_channel_type ct; uint16_t cic = 4; struct sockaddr_storage ss; struct sockaddr_in sin; struct gsm0808_speech_codec_list sc_list; uint32_t call_id = 0xDEADFACE; uint8_t Kc[16]; struct osmo_lcls lcls = { .config = GSM0808_LCLS_CFG_BOTH_WAY, .control = GSM0808_LCLS_CSC_CONNECT, .gcr = { .net_len = 3, .node = 0xFEED }, .gcr_available = true, .corr_needed = false }; memset(lcls.gcr.cr, 'A', 5); memset(lcls.gcr.net, 'D', lcls.gcr.net_len); memset(Kc, 'E', 16); 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_FR2; ct.perm_spch[1] = GSM0808_PERM_HR2; ct.perm_spch_len = 2; memset(&sin, 0, sizeof(sin)); sin.sin_family = AF_INET; sin.sin_port = htons(666); inet_aton("172.12.101.13", &sin.sin_addr); /* IPv4 */ memset(&ss, 0, sizeof(ss)); memcpy(&ss, &sin, sizeof(sin)); setup_codec_list(&sc_list); printf("Testing creating Assignment Request with Kc and LCLS\n"); msg = gsm0808_create_ass2(&ct, &cic, &ss, &sc_list, &call_id, Kc, &lcls); if (!msgb_eq_l3_data_print(msg, res, ARRAY_SIZE(res))) abort(); msgb_free(msg); } static void test_create_ass_compl(void) { 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(void) { 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, 0x1f, 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, GSM0808_IE_LCLS_BSS_STATUS, GSM0808_LCLS_STS_LOCALLY_SWITCHED }; 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_compl2(0x23, 0x42, 0x11, 0x22, &ss, &sc, &sc_list, GSM0808_LCLS_STS_LOCALLY_SWITCHED); VERIFY(msg, res, ARRAY_SIZE(res)); msgb_free(msg); } static void test_create_ass_fail(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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_lcls(void) { static const uint8_t res[] = { GSM0808_IE_GLOBAL_CALL_REF, 0x0d, /* GCR length */ 0x03, /* .net_len */ 0xf1, 0xf2, 0xf3, /* .net */ 0x02, /* .node length */ 0xde, 0xad, /* .node */ 0x05, /* length of Call. Ref. */ 0x41, 0x42, 0x43, 0x44, 0x45 /* .cr - Call. Ref. */ }; uint8_t len; struct msgb *msg; int rc; struct tlv_parsed tp; struct osmo_lcls *lcls_out, lcls_in = { .gcr = { .net_len = 3, .net = { 0xf1, 0xf2, 0xf3 }, .node = 0xDEAD, .cr = { 0x41, 0x42, 0x43, 0x44, 0x45 }, }, .gcr_available = true, .config = GSM0808_LCLS_CFG_NA, .control = GSM0808_LCLS_CSC_NA, .corr_needed = true, }; msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, "LCLS IE"); if (!msg) return; lcls_out = talloc_zero(msg, struct osmo_lcls); if (!lcls_out) return; len = gsm0808_enc_lcls(msg, &lcls_in); printf("Testing Global Call Reference IE encoder...\n\t%d bytes added: %s\n", len, len == ARRAY_SIZE(res) ? "OK" : "FAIL"); if (!msgb_eq_data_print(msg, res, ARRAY_SIZE(res))) abort(); rc = osmo_bssap_tlv_parse(&tp, msgb_data(msg), msgb_length(msg)); if (rc < 0) { printf("parsing failed: %s [%s]\n", strerror(-rc), msgb_hexdump(msg)); abort(); } rc = gsm0808_dec_lcls(lcls_out, &tp); if (rc < 0) { printf("decoding failed: %s [%s]\n", strerror(-rc), msgb_hexdump(msg)); abort(); } if (lcls_out->config != lcls_in.config) { printf("LCLS Config parsed wrong: %s != %s\n", gsm0808_lcls_config_name(lcls_out->config), gsm0808_lcls_config_name(lcls_in.config)); abort(); } if (lcls_out->control != lcls_in.control) { printf("LCLS Control parsed wrong: %s != %s\n", gsm0808_lcls_control_name(lcls_out->control), gsm0808_lcls_control_name(lcls_in.control)); abort(); } if (!osmo_gcr_eq(&lcls_out->gcr, &lcls_in.gcr)) { printf("GCR parsed wrong:\n\t%s\n\t%s\n", osmo_gcr_dump(lcls_out), osmo_gcr_dump(&lcls_in)); abort(); } printf("\tdecoded %d bytes: %s:\n%s\n", rc, rc == len ? "OK" : "FAIL", osmo_lcls_dump(lcls_out)); printf("\t%s\n", osmo_gcr_dump(lcls_out)); msgb_free(msg); } static void test_enc_dec_aoip_trasp_addr_v4(void) { 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(void) { 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_enc_aoip_trasp_addr_msg_too_small(void) { struct msgb *msg; struct sockaddr_storage enc_addr; struct sockaddr_in enc_addr_in; uint8_t rc_enc; 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(7, "output buffer"); rc_enc = gsm0808_enc_aoip_trasp_addr(msg, &enc_addr); OSMO_ASSERT(rc_enc == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_speech_codec(void) { 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_codec2(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(void) { 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_codec2(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(void) { 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_codec2(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(void) { 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_list2(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_empty_speech_codec_list(void) { struct gsm0808_speech_codec_list enc_scl = { .len = 0, }; 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_list2(msg, &enc_scl); OSMO_ASSERT(rc_enc == 2); rc_dec = gsm0808_dec_speech_codec_list(&dec_scl, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 0); OSMO_ASSERT(memcmp(&enc_scl, &dec_scl, sizeof(enc_scl)) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_channel_type_data(void) { struct gsm0808_channel_type enc_ct = { .ch_indctr = GSM0808_CHAN_DATA, .ch_rate_type = GSM0808_DATA_HALF_PREF, .data_transparent = true, .data_rate = GSM0808_DATA_RATE_TRANSP_4k8, }; struct gsm0808_channel_type dec_ct = {}; struct msgb *msg; uint8_t ct_enc_expected[] = { GSM0808_IE_CHANNEL_TYPE, 0x03, 0x02, 0x0b, 0x11, }; 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 == 5); if (memcmp(ct_enc_expected, msg->data, msg->len)) { printf(" got: %s\n", osmo_hexdump(msg->data, msg->len)); printf("expect: %s\n", osmo_hexdump(ct_enc_expected, sizeof(ct_enc_expected))); OSMO_ASSERT(false); } rc_dec = gsm0808_dec_channel_type(&dec_ct, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 3); OSMO_ASSERT(dec_ct.ch_indctr == enc_ct.ch_indctr); OSMO_ASSERT(dec_ct.ch_rate_type == enc_ct.ch_rate_type); OSMO_ASSERT(dec_ct.data_transparent == enc_ct.data_transparent); OSMO_ASSERT(dec_ct.data_rate == enc_ct.data_rate); OSMO_ASSERT(dec_ct.data_rate_allowed_is_set == enc_ct.data_rate_allowed_is_set); OSMO_ASSERT(dec_ct.data_asym_pref_is_set == enc_ct.data_asym_pref_is_set); msgb_free(msg); } static void test_gsm0808_enc_dec_channel_type_data_asym_pref(void) { struct gsm0808_channel_type enc_ct = { .ch_indctr = GSM0808_CHAN_DATA, .ch_rate_type = GSM0808_DATA_HALF_PREF, .data_transparent = false, .data_rate = GSM0808_DATA_RATE_NON_TRANSP_6k0, .data_rate_allowed_is_set = true, .data_rate_allowed = GSM0808_DATA_RATE_NON_TRANSP_ALLOWED_6k0 | GSM0808_DATA_RATE_NON_TRANSP_ALLOWED_12k0 | GSM0808_DATA_RATE_NON_TRANSP_ALLOWED_14k5, .data_asym_pref_is_set = true, .data_asym_pref = GSM0808_CT_ASYM_PREF_UL, }; struct gsm0808_channel_type dec_ct = {}; struct msgb *msg; uint8_t ct_enc_expected[] = { GSM0808_IE_CHANNEL_TYPE, 0x05, 0x02, 0x0b, 0xd1, 0x8b, 0x20, }; 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 == 7); if (memcmp(ct_enc_expected, msg->data, msg->len)) { printf(" got: %s\n", osmo_hexdump(msg->data, msg->len)); printf("expect: %s\n", osmo_hexdump(ct_enc_expected, sizeof(ct_enc_expected))); OSMO_ASSERT(false); } rc_dec = gsm0808_dec_channel_type(&dec_ct, msg->data + 2, msg->len - 2); OSMO_ASSERT(rc_dec == 5); OSMO_ASSERT(dec_ct.ch_indctr == enc_ct.ch_indctr); OSMO_ASSERT(dec_ct.ch_rate_type == enc_ct.ch_rate_type); OSMO_ASSERT(dec_ct.data_transparent == enc_ct.data_transparent); OSMO_ASSERT(dec_ct.data_rate == enc_ct.data_rate); OSMO_ASSERT(dec_ct.data_rate_allowed_is_set == enc_ct.data_rate_allowed_is_set); OSMO_ASSERT(dec_ct.data_asym_pref_is_set == enc_ct.data_asym_pref_is_set); msgb_free(msg); } static void test_gsm0808_enc_dec_channel_type_speech(void) { 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(enc_ct.ch_indctr == dec_ct.ch_indctr); OSMO_ASSERT(enc_ct.ch_rate_type == dec_ct.ch_rate_type); OSMO_ASSERT(enc_ct.perm_spch_len == dec_ct.perm_spch_len); OSMO_ASSERT(memcmp(&enc_ct.perm_spch[0], &dec_ct.perm_spch[0], enc_ct.perm_spch_len) == 0); msgb_free(msg); } static void test_gsm0808_enc_dec_channel_type_sign(void) { struct gsm0808_channel_type enc_ct = { .ch_indctr = GSM0808_CHAN_SIGN, .ch_rate_type = GSM0808_SIGN_FULL_PREF_NO_CHANGE, }; struct gsm0808_channel_type dec_ct = {}; struct msgb *msg; uint8_t ct_enc_expected[] = { GSM0808_IE_CHANNEL_TYPE, 0x03, 0x03, 0x1a, 0x00 }; 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 == 5); 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 == 2); OSMO_ASSERT(enc_ct.ch_indctr == dec_ct.ch_indctr); OSMO_ASSERT(enc_ct.ch_rate_type == dec_ct.ch_rate_type); msgb_free(msg); } static void test_gsm0808_dec_channel_type_err(void) { struct gsm0808_channel_type ct; int rc; /* Unknown channel indicator */ const uint8_t hex1[] = { 0x05, 0x0b, 0xa1, 0x25 }; rc = gsm0808_dec_channel_type(&ct, hex1, sizeof(hex1)); OSMO_ASSERT(rc == -ENOTSUP); /* Data: ext in Octet 5 with transparent service */ const uint8_t hex2[] = { 0x02, 0x0b, 0x80, 0x00 }; rc = gsm0808_dec_channel_type(&ct, hex2, sizeof(hex2)); OSMO_ASSERT(rc == -EINVAL); /* Data: ext in Octet 5, but too short */ const uint8_t hex3[] = { 0x02, 0x0b, 0xc0 }; rc = gsm0808_dec_channel_type(&ct, hex3, sizeof(hex3)); OSMO_ASSERT(rc == -EOVERFLOW); /* Data: ext in Octet 5a, but too short */ const uint8_t hex4[] = { 0x02, 0x0b, 0xc0, 0x80 }; rc = gsm0808_dec_channel_type(&ct, hex4, sizeof(hex4)); OSMO_ASSERT(rc == -EOVERFLOW); /* Speech: extension bit is set in last byte */ const uint8_t hex5[] = { 0x01, 0x0b, 0xa1, 0xa5 }; rc = gsm0808_dec_channel_type(&ct, hex5, sizeof(hex5)); OSMO_ASSERT(rc == -EOVERFLOW); } static void test_gsm0808_enc_dec_encrypt_info(void) { 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); } static void test_gsm0808_dec_cell_id_list_srvcc(void) { /* taken from a pcap file of a real-world 3rd party MSC (SYS#5838) */ const uint8_t enc_cil[] = { 0x0b, 0x2, 0xf2, 0x10, 0x4e, 0x20, 0x15, 0xbe}; struct gsm0808_cell_id_list2 dec_cil; int rc; rc = gsm0808_dec_cell_id_list2(&dec_cil, enc_cil, sizeof(enc_cil)); OSMO_ASSERT(rc == sizeof(enc_cil)); OSMO_ASSERT(dec_cil.id_discr == CELL_IDENT_SAI); OSMO_ASSERT(dec_cil.id_list_len == 1); } static void test_gsm0808_enc_dec_cell_id_list_lac(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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(void) { 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); } static void test_gsm0808_enc_dec_cell_id_global_ps(void) { struct gsm0808_cell_id enc_cgi = { .id_discr = CELL_IDENT_WHOLE_GLOBAL, .id.global = { .lai = { .plmn = { .mcc = 123, .mnc = 456 }, .lac = 0x2342 }, .cell_identity = 0x423, } }; struct gsm0808_cell_id enc_cgi_ps = { .id_discr = CELL_IDENT_WHOLE_GLOBAL_PS, .id.global_ps = { .rai = { .lac = { .plmn = { .mcc = 123, .mnc = 456 }, .lac = 0x2342 }, .rac = 0xcc, }, .cell_identity = 0x423, } }; struct msgb *msg_cgi, *msg_cgi_ps; uint8_t rc_enc; msg_cgi = msgb_alloc(1024, "output buffer (CGI)"); rc_enc = gsm0808_enc_cell_id(msg_cgi, &enc_cgi); OSMO_ASSERT(rc_enc > 0); msg_cgi_ps = msgb_alloc(1024, "output buffer (CGI-PS)"); rc_enc = gsm0808_enc_cell_id(msg_cgi_ps, &enc_cgi_ps); OSMO_ASSERT(rc_enc > 0); OSMO_ASSERT(msgb_eq(msg_cgi, msg_cgi_ps)); msgb_free(msg_cgi); msgb_free(msg_cgi_ps); } static void print_s15_s0(uint16_t s15_s0, bool full_rate) { int i; printf(" S15-S0 = 0x%04x = 0b" OSMO_BIN_SPEC OSMO_BIN_SPEC "\n", s15_s0, OSMO_BIN_PRINT(s15_s0 >> 8), OSMO_BIN_PRINT(s15_s0)); for (i = 0; i < 16; i++) { uint8_t modes; int m; int space; if (!(s15_s0 & (1 << i))) continue; space = 6; if (i < 10) space++; printf(" S%d", i); modes = gsm0808_amr_modes_from_cfg[full_rate ? 1 : 0][i]; if (!modes) { printf(" (empty)\n"); continue; } for (m = 0; m < 8; m++) { if (!(modes & (1 << m))) { /* avoid whitespace at line ends -- accumulate whitespace width until there is * non-whitespace to actually be printed.*/ space += 8; continue; } printf("%*s", space, gsm0808_amr_mode_name(m)); space = 8; } printf("\n"); } } static void print_mr_cfg(const struct gsm48_multi_rate_conf *cfg) { printf(" cfg.smod=%u spare=%u icmi=%u nscb=%u ver=%u\n", cfg->smod, cfg->spare, cfg->icmi, cfg->nscb, cfg->ver); printf(" "); #define PRINT_MODE_BIT(NAME) do { \ if (cfg->NAME) \ printf(" " #NAME "=1"); \ else \ printf(" -------"); \ } while (0) PRINT_MODE_BIT(m4_75); PRINT_MODE_BIT(m5_15); PRINT_MODE_BIT(m5_90); PRINT_MODE_BIT(m6_70); PRINT_MODE_BIT(m7_40); PRINT_MODE_BIT(m7_95); PRINT_MODE_BIT(m10_2); PRINT_MODE_BIT(m12_2); printf("\n"); } static void test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(struct gsm48_multi_rate_conf *cfg) { uint16_t s15_s0; printf("Input:\n"); print_mr_cfg(cfg); s15_s0 = gsm0808_sc_cfg_from_gsm48_mr_cfg(cfg, true); printf("Result (fr):\n"); print_s15_s0(s15_s0, true); s15_s0 = gsm0808_sc_cfg_from_gsm48_mr_cfg(cfg, false); printf("Result (hr):\n"); print_s15_s0(s15_s0, false); printf("\n"); } static void test_gsm0808_sc_cfg_from_gsm48_mr_cfg(void) { struct gsm48_multi_rate_conf cfg; printf("Testing gsm0808_sc_cfg_from_gsm48_mr_cfg():\n"); memset(&cfg, 0, sizeof(cfg)); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 1; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 1; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 1; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 1; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 1; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 1; cfg.m5_90 = 1; cfg.m6_70 = 1; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 1; cfg.m10_2 = 1; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 0; cfg.m5_90 = 1; cfg.m6_70 = 1; cfg.m7_40 = 0; cfg.m7_95 = 0; cfg.m10_2 = 1; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 1; cfg.m5_90 = 0; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 1; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 0; cfg.m5_15 = 1; cfg.m5_90 = 0; cfg.m6_70 = 1; cfg.m7_40 = 0; cfg.m7_95 = 1; cfg.m10_2 = 0; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 0; cfg.m5_90 = 1; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 0; cfg.m10_2 = 1; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 1; cfg.m5_90 = 1; cfg.m6_70 = 1; cfg.m7_40 = 1; cfg.m7_95 = 1; cfg.m10_2 = 1; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 0; cfg.m5_90 = 1; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 1; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); cfg.m4_75 = 1; cfg.m5_15 = 0; cfg.m5_90 = 1; cfg.m6_70 = 0; cfg.m7_40 = 1; cfg.m7_95 = 0; cfg.m10_2 = 0; cfg.m12_2 = 0; test_gsm0808_sc_cfg_from_gsm48_mr_cfg_single(&cfg); } static void test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(uint16_t s15_s0) { struct gsm48_multi_rate_conf cfg; int rc; printf("Input:\n"); print_s15_s0(s15_s0, true); rc = gsm48_mr_cfg_from_gsm0808_sc_cfg(&cfg, s15_s0); printf("Output:\n"); print_mr_cfg(&cfg); if (rc != 0) printf(" Result invalid!\n"); printf("\n"); } void test_gsm48_mr_cfg_from_gsm0808_sc_cfg(void) { printf("Testing gsm48_mr_cfg_from_gsm0808_sc_cfg():\n"); /* Test with settings as defined in 3GPP TS 28.062, Table 7.11.3.1.3-2, * (up to four codecs may become selected) */ test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_4_75); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_5_15); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_5_90); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_6_70); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_7_40); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_7_95); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_10_2); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_DEFAULT_AMR_12_2); /* Test with settings as defined in 3GPP TS 28.062, Table 7.11.3.1.3-2, * but pick only one distinctive setting at a time */ test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_4_75); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_AMR_4_75_5_90_7_40_12_20); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_5_90); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_6_70); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_7_40); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_7_95); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_10_2); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_12_2); /* Arbitrary, but valid combinations */ test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_7_40 | GSM0808_SC_CFG_AMR_6_70 | GSM0808_SC_CFG_AMR_10_2); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_7_95 | GSM0808_SC_CFG_AMR_4_75); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_5_90 | GSM0808_SC_CFG_AMR_12_2); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_AMR_4_75_5_90_7_40_12_20 | GSM0808_SC_CFG_AMR_5_90 | GSM0808_SC_CFG_AMR_12_2); /* Invalid combinations */ test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single (GSM0808_SC_CFG_AMR_4_75_5_90_7_40_12_20 | GSM0808_SC_CFG_AMR_6_70); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(GSM0808_SC_CFG_AMR_7_40 | GSM0808_SC_CFG_AMR_6_70 | GSM0808_SC_CFG_AMR_10_2 | GSM0808_SC_CFG_AMR_7_95 | GSM0808_SC_CFG_AMR_4_75); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(0x0000); test_gsm48_mr_cfg_from_gsm0808_sc_cfg_single(0xffff); } struct test_cell_id_matching_data { struct gsm0808_cell_id id; struct gsm0808_cell_id match_id; bool expect_match; bool expect_exact_match; }; #define lac_23 { .id_discr = CELL_IDENT_LAC, .id.lac = 23, } #define lac_42 { .id_discr = CELL_IDENT_LAC, .id.lac = 42, } #define ci_5 { .id_discr = CELL_IDENT_CI, .id.ci = 5, } #define ci_6 { .id_discr = CELL_IDENT_CI, .id.ci = 6, } #define lac_ci_23_5 { \ .id_discr = CELL_IDENT_LAC_AND_CI, \ .id.lac_and_ci = { .lac = 23, .ci = 5, }, \ } #define lac_ci_42_6 { \ .id_discr = CELL_IDENT_LAC_AND_CI, \ .id.lac_and_ci = { .lac = 42, .ci = 6, }, \ } #define lai_23_042_23 { \ .id_discr = CELL_IDENT_LAI_AND_LAC, \ .id.lai_and_lac = { .plmn = { .mcc = 23, .mnc = 42, .mnc_3_digits = true }, .lac = 23, }, \ } #define lai_23_042_42 { \ .id_discr = CELL_IDENT_LAI_AND_LAC, \ .id.lai_and_lac = { .plmn = { .mcc = 23, .mnc = 42, .mnc_3_digits = true }, .lac = 42, }, \ } #define lai_23_99_23 { \ .id_discr = CELL_IDENT_LAI_AND_LAC, \ .id.lai_and_lac = { .plmn = { .mcc = 23, .mnc = 99, .mnc_3_digits = false }, .lac = 23, }, \ } #define lai_23_42_23 { \ .id_discr = CELL_IDENT_LAI_AND_LAC, \ .id.lai_and_lac = { .plmn = { .mcc = 23, .mnc = 42, .mnc_3_digits = false }, .lac = 23, }, \ } #define cgi_23_042_23_5 { \ .id_discr = CELL_IDENT_WHOLE_GLOBAL, \ .id.global = { \ .lai = { .plmn = { .mcc = 23, .mnc = 42, .mnc_3_digits = true }, .lac = 23, }, \ .cell_identity = 5, \ }, \ } #define cgi_23_042_42_6 { \ .id_discr = CELL_IDENT_WHOLE_GLOBAL, \ .id.global = { \ .lai = { .plmn = { .mcc = 23, .mnc = 42, .mnc_3_digits = true }, .lac = 42, }, \ .cell_identity = 6, \ }, \ } #define cgi_23_99_23_5 { \ .id_discr = CELL_IDENT_WHOLE_GLOBAL, \ .id.global = { \ .lai = { .plmn = { .mcc = 23, .mnc = 99, .mnc_3_digits = false }, .lac = 23, }, \ .cell_identity = 5, \ }, \ } static const struct test_cell_id_matching_data test_cell_id_matching_tests[] = { { .id = lac_23, .match_id = lac_23, .expect_match = true, .expect_exact_match = true }, { .id = lac_23, .match_id = lac_42, .expect_match = false, .expect_exact_match = false }, { .id = lac_23, .match_id = ci_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = ci_6, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = lac_ci_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = lac_ci_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lac_23, .match_id = lai_23_042_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = lai_23_042_42, .expect_match = false, .expect_exact_match = false }, { .id = lac_23, .match_id = lai_23_99_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = lai_23_42_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = cgi_23_042_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_23, .match_id = cgi_23_042_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lac_23, .match_id = cgi_23_99_23_5, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lac_23, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lac_42, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = ci_5, .expect_match = true, .expect_exact_match = true }, { .id = ci_5, .match_id = ci_6, .expect_match = false, .expect_exact_match = false }, { .id = ci_5, .match_id = lac_ci_23_5, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lac_ci_42_6, .expect_match = false, .expect_exact_match = false }, { .id = ci_5, .match_id = lai_23_042_23, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lai_23_042_42, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lai_23_99_23, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = lai_23_42_23, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = cgi_23_042_23_5, .expect_match = true, .expect_exact_match = false }, { .id = ci_5, .match_id = cgi_23_042_42_6, .expect_match = false, .expect_exact_match = false }, { .id = ci_5, .match_id = cgi_23_99_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lac_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lac_42, .expect_match = false, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = ci_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = ci_6, .expect_match = false, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lac_ci_23_5, .expect_match = true, .expect_exact_match = true }, { .id = lac_ci_23_5, .match_id = lac_ci_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lai_23_042_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lai_23_042_42, .expect_match = false, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lai_23_99_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = lai_23_42_23, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = cgi_23_042_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = cgi_23_042_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lac_ci_23_5, .match_id = cgi_23_99_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lac_23, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lac_42, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = ci_5, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = ci_6, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lac_ci_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lac_ci_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lai_23_042_23, .expect_match = true, .expect_exact_match = true }, { .id = lai_23_042_23, .match_id = lai_23_042_42, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lai_23_99_23, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = lai_23_42_23, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = cgi_23_042_23_5, .expect_match = true, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = cgi_23_042_42_6, .expect_match = false, .expect_exact_match = false }, { .id = lai_23_042_23, .match_id = cgi_23_99_23_5, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lac_23, .expect_match = true, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lac_42, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = ci_5, .expect_match = true, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = ci_6, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lac_ci_23_5, .expect_match = true, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lac_ci_42_6, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lai_23_042_23, .expect_match = true, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lai_23_042_42, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lai_23_99_23, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = lai_23_42_23, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = cgi_23_042_23_5, .expect_match = true, .expect_exact_match = true }, { .id = cgi_23_042_23_5, .match_id = cgi_23_042_42_6, .expect_match = false, .expect_exact_match = false }, { .id = cgi_23_042_23_5, .match_id = cgi_23_99_23_5, .expect_match = false, .expect_exact_match = false }, }; static void test_cell_id_matching(void) { int i; bool ok = true; printf("\n%s\n", __func__); for (i = 0; i < ARRAY_SIZE(test_cell_id_matching_tests); i++) { const struct test_cell_id_matching_data *d = &test_cell_id_matching_tests[i]; int exact_match; for (exact_match = 0; exact_match < 2; exact_match++) { bool result; bool expect_result = exact_match ? d->expect_exact_match : d->expect_match; result = gsm0808_cell_ids_match(&d->id, &d->match_id, (bool)exact_match); printf("[%d] %s %s %s%s\n", i, gsm0808_cell_id_name(&d->id), gsm0808_cell_id_name2(&d->match_id), result ? "MATCH" : "don't match", exact_match ? " exactly" : ""); if (result != expect_result) { printf(" ERROR: expected %s\n", d->expect_match ? "MATCH" : "no match"); ok = false; } } } OSMO_ASSERT(ok); } static bool test_cell_id_list_matching_discrs(bool test_match, enum CELL_IDENT id_discr, enum CELL_IDENT list_discr) { int i, j; const struct gsm0808_cell_id *id = NULL; struct gsm0808_cell_id_list2 list = {}; int match_idx = -1; int result; for (i = 0; i < ARRAY_SIZE(test_cell_id_matching_tests); i++) { const struct test_cell_id_matching_data *d = &test_cell_id_matching_tests[i]; if (id_discr != d->id.id_discr) continue; id = &d->id; break; } if (!id) { printf("Did not find any entry for %s\n", gsm0808_cell_id_discr_name(id_discr)); return true; } /* Collect those entries with exactly this id on the left, of type list_discr on the right. * Collect the mismatches first, for more interesting match indexes in the results. */ for (j = 0; j < 2; j++) { bool collect_matches = (bool)j; /* If we want to have a mismatching list, don't add any entries that match. */ if (!test_match && collect_matches) continue; for (i = 0; i < ARRAY_SIZE(test_cell_id_matching_tests); i++) { const struct test_cell_id_matching_data *d = &test_cell_id_matching_tests[i]; struct gsm0808_cell_id_list2 add; /* Ignore those with a different d->id */ if (!gsm0808_cell_ids_match(&d->id, id, true)) continue; /* Ignore those with a different d->match_id discr */ if (d->match_id.id_discr != list_discr) continue; if (collect_matches != d->expect_match) continue; if (match_idx < 0 && d->expect_match) { match_idx = list.id_list_len; } gsm0808_cell_id_to_list(&add, &d->match_id); gsm0808_cell_id_list_add(&list, &add); } } if (!list.id_list_len) { printf("%s vs. %s: No match_id entries to test %s\n", gsm0808_cell_id_name(id), gsm0808_cell_id_discr_name(list_discr), test_match ? "MATCH" : "mismatch"); return true; } result = gsm0808_cell_id_matches_list(id, &list, 0, false); printf("%s and %s: ", gsm0808_cell_id_name(id), gsm0808_cell_id_list_name(&list)); if (result >= 0) printf("MATCH at [%d]\n", result); else printf("mismatch\n"); if (test_match && (result < 0 || result != match_idx)) { printf(" ERROR: expected MATCH at %d\n", match_idx); return false; } if (!test_match && result >= 0) { printf(" ERROR: expected mismatch\n"); return false; } return true; } const enum CELL_IDENT cell_ident_discrs[] = { CELL_IDENT_LAC, CELL_IDENT_CI, CELL_IDENT_LAC_AND_CI, CELL_IDENT_LAI_AND_LAC, CELL_IDENT_WHOLE_GLOBAL, }; static void test_cell_id_list_matching(bool test_match) { int i, j; bool ok = true; printf("\n%s(%s)\n", __func__, test_match ? "test match" : "test mismatch"); /* Autogenerate Cell ID lists from above dataset, which should match / not match. */ for (i = 0; i < ARRAY_SIZE(cell_ident_discrs); i++) { for (j = 0; j < ARRAY_SIZE(cell_ident_discrs); j++) if (!test_cell_id_list_matching_discrs(test_match, cell_ident_discrs[i], cell_ident_discrs[j])) ok = false; } OSMO_ASSERT(ok); } static const struct gsm0808_cell_id test_gsm0808_cell_id_to_from_cgi_data[] = { lac_23, lac_42, ci_5, ci_6, lac_ci_23_5, lac_ci_42_6, lai_23_042_23, lai_23_042_42, lai_23_99_23, lai_23_42_23, cgi_23_042_23_5, cgi_23_042_42_6, cgi_23_99_23_5, { .id_discr = CELL_IDENT_NO_CELL }, { .id_discr = 423 }, }; static void test_gsm0808_cell_id_to_from_cgi(void) { int i; int j; printf("\n%s()\n", __func__); for (i = 0; i < ARRAY_SIZE(test_gsm0808_cell_id_to_from_cgi_data); i++) { const struct gsm0808_cell_id *from_cid = &test_gsm0808_cell_id_to_from_cgi_data[i]; struct osmo_cell_global_id cgi = { .lai = { .plmn = { .mcc = 777, .mnc = 7, .mnc_3_digits = true, }, .lac = 7777, }, .cell_identity = 7777, }; struct gsm0808_cell_id cid = {}; int rc; rc = gsm0808_cell_id_to_cgi(&cgi, from_cid); printf("cid %s -> cgi %s", gsm0808_cell_id_name(from_cid), osmo_cgi_name(&cgi)); if (rc & OSMO_CGI_PART_PLMN) printf(" PLMN"); if (rc & OSMO_CGI_PART_LAC) printf(" LAC"); if (rc & OSMO_CGI_PART_CI) printf(" CI"); gsm0808_cell_id_from_cgi(&cid, from_cid->id_discr, &cgi); printf(" -> cid %s\n", gsm0808_cell_id_name(&cid)); if (!gsm0808_cell_ids_match(from_cid, &cid, true)) printf(" MISMATCH!\n"); for (j = 0; j < ARRAY_SIZE(cell_ident_discrs); j++) { enum CELL_IDENT discr = cell_ident_discrs[j]; gsm0808_cell_id_from_cgi(&cid, discr, &cgi); printf(" --> gsm0808_cell_id{%s} = %s\n", gsm0808_cell_id_discr_name(discr), gsm0808_cell_id_name(&cid)); } } } int main(int argc, char **argv) { void *ctx = talloc_named_const(NULL, 0, "gsm0808 test"); msgb_talloc_ctx_init(ctx, 0); osmo_init_logging2(ctx, NULL); printf("Testing generation of GSM0808 messages\n"); test_gsm0808_enc_cause(); test_create_layer3(); test_create_layer3_aoip(); test_create_reset(); test_create_reset_ack(); test_create_clear_command(); test_create_clear_command2(); test_create_clear_command2_csfb(); test_create_clear_complete(); test_create_cipher(); test_create_cipher_complete(); test_create_cipher_reject(); test_create_cipher_reject_ext(); test_create_cm_u(); test_create_sapi_reject(); test_create_ass(); test_create_ass2(); 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_lcls(); test_enc_dec_aoip_trasp_addr_v4(); test_enc_dec_aoip_trasp_addr_v6(); test_enc_aoip_trasp_addr_msg_too_small(); 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_empty_speech_codec_list(); test_gsm0808_enc_dec_channel_type_data(); test_gsm0808_enc_dec_channel_type_data_asym_pref(); test_gsm0808_enc_dec_channel_type_speech(); test_gsm0808_enc_dec_channel_type_sign(); test_gsm0808_dec_channel_type_err(); 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_gsm0808_dec_cell_id_list_srvcc(); 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(); test_gsm0808_enc_dec_cell_id_global_ps(); test_gsm0808_sc_cfg_from_gsm48_mr_cfg(); test_gsm48_mr_cfg_from_gsm0808_sc_cfg(); test_cell_id_matching(); test_cell_id_list_matching(true); test_cell_id_list_matching(false); test_gsm0808_cell_id_to_from_cgi(); test_dec_confusion(); test_dec_perform_location_report_sys5891(); printf("Done\n"); return EXIT_SUCCESS; }