/* RLCMACTest.c * * Copyright (C) 2011 Ivan Klyuchnikov * Contributions by sysmocom - s.f.m.c. GmbH * * 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 static void testRlcMacDownlink(void *test_ctx) { printf("*** %s ***\n", __func__); int rc; struct bitvec *resultVector = bitvec_alloc(23, test_ctx); memset(resultVector->data, 0x2b, resultVector->data_len); const char *testData[] = { "4e082500e3f1a81d080820800b2b2b2b2b2b2b2b2b2b2b", // Packet Downlink Assignment "48282407a6a07422720100032b2b2b2b2b2b2b2b2b2b2b", // Packet Uplink Assignment "47240c00400000000000000079eb2ac9402b2b2b2b2b2b", // Packet Uplink Ack Nack "47283c367513ba333004242b2b2b2b2b2b2b2b2b2b2b2b", // Packet Uplink Assignment "400820001a3904df0680efb3300b2b2b2b2b2b2b2b2b2b", // Packet Downlink Assignment (EGPRS) "40284f0000001009810c826f4406809dcecb2b2b2b2b2b", // Packet Uplink Assignment (EGPRS) "4024030f2f0000000087b0042b2b2b2b2b2b2b2b2b2b2b", // Packet Uplink Ack Nack (EGPRS) "4913e00850884013a8048b2b2b2b2b2b2b2b2b2b2b2b2b", // Polling Request (malformed) "412430007fffffffffffffffefd19c7ba12b2b2b2b2b2b", // Packet Uplink Ack Nack? "41942b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b", // System Info 13? "40883c1493120000000012002b2b2b2b2b2b2b2b2b2b2b", // Pkt Paging Request (OS#4838) }; printf(" DOWNLINK \n"); for (unsigned int i = 0; i < ARRAY_SIZE(testData); i++) { printf("vector1 = %s\n", testData[i]); struct bitvec *vector = bitvec_alloc(23, test_ctx); bitvec_unhex(vector, testData[i]); RlcMacDownlink_t data; memset(&data, 0, sizeof(data)); printf("=========Start DECODE===========\n"); rc = osmo_gprs_rlcmac_decode_downlink(vector, &data); printf("+++++++++Finish DECODE (%d)++++++++++\n", rc); printf("=========Start ENCODE=============\n"); rc = osmo_gprs_rlcmac_encode_downlink(resultVector, &data); printf("+++++++++Finish ENCODE (%d)+++++++++++\n", rc); printf("vector1 = %s\n", osmo_hexdump(vector->data, 23)); printf("vector2 = %s\n", osmo_hexdump(resultVector->data, 23)); if (memcmp(vector->data, resultVector->data, 23) == 0) printf("vector1 == vector2 : TRUE\n"); else printf("vector1 == vector2 : FALSE\n"); memset(resultVector->data, 0x2b, resultVector->data_len); bitvec_free(vector); } bitvec_free(resultVector); } static void testRlcMacUplink(void *test_ctx) { printf("*** %s ***\n", __func__); int rc; struct bitvec *resultVector = bitvec_alloc(23, test_ctx); memset(resultVector->data, 0x2b, resultVector->data_len); const char *testData[] = { "400e1e61d11d2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b", // Packet Uplink Dummy Control Block "400b8020000000000000002480e0032b2b2b2b2b2b2b2b", // Packet Downlink Ack/Nack "4016713dc094270ca2ae57ef909006aa0fc0001f80222b", // Packet Resource Request "401673c87f24af2632b25964200600000091000b780080", // Packet Resource Request (from keith) "40200ffc0021ec010b2b2b2b2b2b2b2b2b2b2b2b2b2b2b", // EPDAN "400a9020000000000000003010012a0800132b2b2b2b2b", // Packet Downlink Ack/Nack ? /* Packet Resource Request (see OS#4955, mistakes in 3GPP TS 44.060) */ "4117ea1b903eaeb2686564b2330820078000102b2b2b2b", "40167e49f7f8ef2632b2596620060000806d00541c0080", "4017787174d92eba686564b2ccc30800a000040b2b2b2b", "4017e5b2cd5a2eca68655e44aec84880139300412b2b2b", }; printf(" UPLINK \n"); for (unsigned int i = 0; i < ARRAY_SIZE(testData); i++) { printf("vector1 = %s\n", testData[i]); struct bitvec *vector = bitvec_alloc(23, test_ctx); bitvec_unhex(vector, testData[i]); RlcMacUplink_t data; memset(&data, 0, sizeof(data)); printf("=========Start DECODE===========\n"); rc = osmo_gprs_rlcmac_decode_uplink(vector, &data); printf("+++++++++Finish DECODE (%d)++++++++++\n", rc); printf("=========Start ENCODE=============\n"); rc = osmo_gprs_rlcmac_encode_uplink(resultVector, &data); printf("+++++++++Finish ENCODE (%d)+++++++++++\n", rc); printf("vector1 = %s\n", osmo_hexdump(vector->data, 23)); printf("vector2 = %s\n", osmo_hexdump(resultVector->data, 23)); if (memcmp(vector->data, resultVector->data, 23) == 0) printf("vector1 == vector2 : TRUE\n"); else printf("vector1 == vector2 : FALSE\n"); memset(resultVector->data, 0x2b, resultVector->data_len); bitvec_free(vector); } bitvec_free(resultVector); } static void testCsnLeftAlignedVarBmpBounds(void *test_ctx) { printf("*** %s ***\n", __func__); struct msgb *m = msgb_alloc(80, "test"); static uint8_t exp[] = { 0x7f, 0xff, 0xff, 0xee, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; struct bitvec *vector = bitvec_alloc(23, test_ctx); int rc; bitvec_unhex(vector, "40200bffd161003e0e519ffffffb800000000000000000"); RlcMacUplink_t data; memset(&data, 0, sizeof(data)); EGPRS_AckNack_Desc_t *urbb = &data.u.Egprs_Packet_Downlink_Ack_Nack.EGPRS_AckNack.Desc; rc = osmo_gprs_rlcmac_decode_uplink(vector, &data); OSMO_ASSERT(rc == 0); memcpy(msgb_put(m, 13), urbb->URBB, 13); if (!msgb_eq_data_print(m, exp, 13)) printf("%s failed!\n", __func__); msgb_free(m); } static uint8_t get_ms_class_by_capability(const MS_Radio_Access_capability_t *cap) { for (unsigned int i = 0; i < cap->Count_MS_RA_capability_value; i++) { if (!cap->MS_RA_capability_value[i].u.Content.Exist_Multislot_capability) continue; if (!cap->MS_RA_capability_value[i].u.Content.Multislot_capability.Exist_GPRS_multislot_class) continue; return cap->MS_RA_capability_value[i].u.Content.Multislot_capability.GPRS_multislot_class; } return 0; } static uint8_t get_egprs_ms_class_by_capability(const MS_Radio_Access_capability_t *cap) { for (unsigned int i = 0; i < cap->Count_MS_RA_capability_value; i++) { if (!cap->MS_RA_capability_value[i].u.Content.Exist_Multislot_capability) continue; if (!cap->MS_RA_capability_value[i].u.Content.Multislot_capability.Exist_EGPRS_multislot_class) continue; return cap->MS_RA_capability_value[i].u.Content.Multislot_capability.EGPRS_multislot_class; } return 0; } static void testRAcap(void *test_ctx) { printf("*** %s ***\n", __func__); MS_Radio_Access_capability_t data; memset(&data, 0, sizeof(data)); struct bitvec *bv_dec = bitvec_alloc(23, test_ctx); struct bitvec *bv_enc = bitvec_alloc(23, test_ctx); unsigned int len_dec, len_enc; int rc; /* MS RA capability 1 0001 .... = Access Technology Type: GSM E --note that GSM E covers GSM P (1) .... 0011 011. .... = Length in bits: 0x1b (27) ...0 01.. RF Power Capability, GMSK Power Class: Not specified (1) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) .... ...1 = Controlled early Classmark Sending: Implemented 0... .... = Pseudo Synchronisation: Not Present .0.. .... = Voice Group Call Service: no VGCS capability or no notifications wanted ..0. .... = Voice Broadcast Service: no VBS capability or no notifications wanted ...1 .... = Multislot capability struct: Present HSCSD multislot class: Bits are not available (0) SMS_VALUE (Switch-Measure-Switch): Bits are not available (0) ECSD multislot class: Bits are not available (0) DTM GPRS Multi Slot Class: Bits are not available (0) .... ..00 011. .... = GPRS multislot class: Max Rx-Slot/TDMA:2 Max Tx-Slot/TDMA:2 Max-Sum-Slot/TDMA:3 Tta:3 Ttb:2 Tra:3 Trb:1 Type:1 (3) ...0 .... = GPRS Extended Dynamic Allocation Capability: Not Implemented .... ...0 0011 .... = EGPRS multislot class: Max Rx-Slot/TDMA:2 Max Tx-Slot/TDMA:2 Max-Sum-Slot/TDMA:3 Tta:3 Ttb:2 Tra:3 Trb:1 Type:1 (3) .... 0... = EGPRS Extended Dynamic Allocation Capability: Not Implemented */ bitvec_unhex(bv_dec, "1365146230"); printf("=== Test decoding of MS RA Capability ===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); OSMO_ASSERT(rc == 0); /* Make sure there's 1 value (currently fails due to failed decoding) */ OSMO_ASSERT(data.Count_MS_RA_capability_value == 1); /* Make sure GPRS / EGPRS multislot class is parsed correctly */ printf("GPRS multislot class = %u\n", get_ms_class_by_capability(&data)); printf("EGPRS multislot class = %u\n", get_egprs_ms_class_by_capability(&data)); /* Test encoding of decoded MS RA Capability */ printf("=== Test encoding of MS RA Capability ===\n"); rc = osmo_gprs_rlcmac_encode_ms_ra_cap(bv_enc, &data); printf("osmo_gprs_rlcmac_encode_ms_ra_cap() returns %d\n", rc); bv_dec->cur_bit = 4; len_dec = bitvec_get_uint(bv_dec, 7); bv_enc->cur_bit = 4; len_enc = bitvec_get_uint(bv_enc, 7); /* NOTE: vector2 is expected to be different because there is actually no * way to distinguish between NULL and 0 in MS_Radio_Access_capability_t. * The difference is in length indicator: 27 bits vs 65 bits. */ printf("vector1 (len_ind=%u) = %s\n", len_dec, osmo_hexdump(bv_dec->data, bv_dec->data_len)); printf("vector2 (len_ind=%u) = %s\n", len_enc, osmo_hexdump(bv_enc->data, bv_enc->data_len)); /* Mangle the length indicator (set it to 21) */ unsigned int writeIndex = 4; rc = bitvec_write_field(bv_dec, &writeIndex, 21, 7); OSMO_ASSERT(rc == 0); /* Make sure decoding attempt fails */ printf("=== Test decoding of a malformed vector (short length indicator) ===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); printf("osmo_gprs_rlcmac_decode_ms_ra_cap() returns %d\n", rc); } static void testMalformedRAcap(void *test_ctx) { printf("*** %s ***\n", __func__); MS_Radio_Access_capability_t data; memset(&data, 0, sizeof(data)); struct bitvec *bv_dec = bitvec_alloc(23, test_ctx); int rc; /* MS RA capability 1 0001 .... = Access Technology Type: GSM E --note that GSM E covers GSM P (1) .... 0011 101. .... = Length in bits: 0x1d (29) ...0 01.. RF Power Capability, GMSK Power Class: Not specified (1) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) .... ...1 = Controlled early Classmark Sending: Implemented 0... .... = Pseudo Synchronisation: Not Present .0.. .... = Voice Group Call Service: no VGCS capability or no notifications wanted ..0. .... = Voice Broadcast Service: no VBS capability or no notifications wanted ...1 .... = Multislot capability struct: Present .... ..00 011. .... = GPRS multislot class: Max Rx-Slot/TDMA:2 Max Tx-Slot/TDMA:2 Max-Sum-Slot/TDMA:3 Tta:3 Ttb:2 Tra:3 Trb:1 Type:1 (3) ...0 .... = GPRS Extended Dynamic Allocation Capability: Not Implemented It doesn't show up in wireshark's tree above because specific parser is used, but this RA Cap bitstream has Exist_EGPRS_multislot_class = 1 but it provides no struct with the expected data (malformed, generated erroneusly through TTCN3). The CSN.1 dceoder should ideally return an error here, but it doesn't (it returns a >0 value which we convert to 0 in osmo_gprs_rlcmac_decode_ms_ra_cap()). */ bitvec_unhex(bv_dec, "13a5146200"); printf("=== Test decoding of MS RA Capability ===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); printf("osmo_gprs_rlcmac_decode_ms_ra_cap() returns %d\n", rc); OSMO_ASSERT(rc == 0); /* For sake of completeness, check if the decoder could find 1 value before failing to decode it */ OSMO_ASSERT(data.Count_MS_RA_capability_value == 1); bitvec_free(bv_dec); } /* Reproduce crash from ticket OS#4463 */ static void testRAcap2(void *test_ctx) { printf("*** %s ***\n", __func__); MS_Radio_Access_capability_t data; memset(&data, 0, sizeof(data)); struct bitvec *bv_dec = bitvec_alloc(23, test_ctx); int rc; /* MS Radio Access Capability Element ID: 0x13 1... .... = ext: 1 Length: 23 ------------------------------------------- Hex bitstream starts here: MS RA capability 1 0001 .... = Access Technology Type: GSM E --note that GSM E covers GSM P (1) .... 1001 001. .... = Length in bits: 0x49 (73) ...1 00.. RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: A5 bits follow (1) A5/1: encryption algorithm available (1) A5/2: encryption algorithm not available (0) A5/3: encryption algorithm available (1) A5/4: encryption algorithm not available (0) A5/5: encryption algorithm not available (0) A5/6: encryption algorithm not available (0) A5/7: encryption algorithm not available (0) .... ..1. = Controlled early Classmark Sending: Implemented .... ...1 = Pseudo Synchronisation: Present 0... .... = Voice Group Call Service: no VGCS capability or no notifications wanted .0.. .... = Voice Broadcast Service: no VBS capability or no notifications wanted ..1. .... = Multislot capability struct: Present HSCSD multislot class: Bits are not available (0) .... 0111 = SMS_VALUE (Switch-Measure-Switch): 8/4 timeslot (~1154 microseconds) (7) 0001 .... = (SM_VALUE) Switch-Measure: 2/4 timeslot (~288 microseconds) (1) ECSD multislot class: Bits are not available (0) .... ...0 = Single Slot DTM: Not supported 1... .... = DTM EGPRS Multi Slot Class: Present .... .011 00.. .... = GPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ..1. .... = GPRS Extended Dynamic Allocation Capability: Implemented .... ..01 100. .... = EGPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ...1 .... = EGPRS Extended Dynamic Allocation Capability: Implemented .... .11. = DTM GPRS Multi Slot Class: Multislot class 11 supported (3) .11. .... = DTM EGPRS Multi Slot Class: Multislot class 11 supported (3) ...1 .... = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) .... ..0. = COMPACT Interference Measurement Capability: Not Implemented .... ...1 = Revision Level Indicator: The ME is Release '99 onwards 0... .... = UMTS FDD Radio Access Technology Capability: Not supported .0.. .... = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported ..0. .... = CDMA 2000 Radio Access Technology Capability: Not supported ...0 .... = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported .... 1... = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) .... ..0. = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) 0... .... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 3 (3) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 3 (3) .... .0.. = Multiple TBF Capability: Not supported .... ..01 = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) 1... .... = Extended RLC/MAC Control Message Segmentation Capability: Supported .1.. .... = DTM Enhancements Capability: The mobile station supports enhanced DTM CS establishment and enhanced DTM CS release procedures ...0 .... = PS Handover Capability: Not supported MS RA capability 2 .... .011 1... .... = Access Technology Type: GSM 850 (7) .010 0010 = Length in bits: 0x22 (34) 100. .... RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) .... 1... = Controlled early Classmark Sending: Implemented .... .1.. = Pseudo Synchronisation: Present .... ..0. = Voice Group Call Service: no VGCS capability or no notifications wanted .... ...0 = Voice Broadcast Service: no VBS capability or no notifications wanted 0... .... = Multislot capability struct: Not Present .1.. .... = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) .... 0... = COMPACT Interference Measurement Capability: Not Implemented .... .1.. = Revision Level Indicator: The ME is Release '99 onwards .... ..0. = UMTS FDD Radio Access Technology Capability: Not supported .... ...0 = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported 0... .... = CDMA 2000 Radio Access Technology Capability: Not supported .0.. .... = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported ..1. .... = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) .... 0... = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) .... ..0. = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 3 (3) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 3 (3) ...0 .... = Multiple TBF Capability: Not supported .... 01.. = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) .... ..1. = Extended RLC/MAC Control Message Segmentation Capability: Supported .... ...1 = DTM Enhancements Capability: The mobile station supports enhanced DTM CS establishment and enhanced DTM CS release procedures .0.. .... = PS Handover Capability: Not supported MS RA capability 3 ...0 011. = Access Technology Type: GSM 1800 (3) .... ...0 1000 10.. = Length in bits: 0x22 (34) .... ..00 1... .... RF Power Capability, GMSK Power Class: 1 W (30 dBm) (1) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) ..1. .... = Controlled early Classmark Sending: Implemented ...1 .... = Pseudo Synchronisation: Present .... 0... = Voice Group Call Service: no VGCS capability or no notifications wanted .... .0.. = Voice Broadcast Service: no VBS capability or no notifications wanted .... ..0. = Multislot capability struct: Not Present .... ...1 = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) ..0. .... = COMPACT Interference Measurement Capability: Not Implemented ...1 .... = Revision Level Indicator: The ME is Release '99 onwards .... 0... = UMTS FDD Radio Access Technology Capability: Not supported .... .0.. = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... ..0. = CDMA 2000 Radio Access Technology Capability: Not supported .... ...0 = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported 1... .... = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) ..0. .... = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) .... 0... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 3 (3) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 3 (3) .0.. .... = Multiple TBF Capability: Not supported ..01 .... = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) .... 1... = Extended RLC/MAC Control Message Segmentation Capability: Supported .... .1.. = DTM Enhancements Capability: The mobile station supports enhanced DTM CS establishment and enhanced DTM CS release procedures .... ...0 = PS Handover Capability: Not supported */ bitvec_unhex(bv_dec, "1933432b37159ef90879cba28c6421e72688b190879c00"); printf("=== Test decoding of multi-band MS RA Capability ===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); printf("osmo_gprs_rlcmac_decode_ms_ra_cap() returns %d\n", rc); OSMO_ASSERT(rc == 0); /* Make sure there's 3 values */ OSMO_ASSERT(data.Count_MS_RA_capability_value == 3); /* Make sure GPRS / EGPRS multislot class is parsed correctly */ printf("GPRS multislot class = %u\n", get_ms_class_by_capability(&data)); printf("EGPRS multislot class = %u\n", get_egprs_ms_class_by_capability(&data)); bitvec_free(bv_dec); } /* RAcap larger than 23 bytes */ static void testRAcap3(void *test_ctx) { printf("*** %s ***\n", __func__); MS_Radio_Access_capability_t data; memset(&data, 0, sizeof(data)); struct bitvec *bv_dec = bitvec_alloc(31, test_ctx); int rc; /* MS Radio Access Capability Element ID: 0x13 1... .... = ext: 1 Length: 31 ------------------------------------------- Hex bitstream starts here: MS RA capability 1 0001 .... = Access Technology Type: GSM E --note that GSM E covers GSM P (1) .... 1010 111. .... = Length in bits: 0x57 (87) ...1 00.. RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: A5 bits follow (1) A5/1: encryption algorithm available (1) A5/2: encryption algorithm not available (0) A5/3: encryption algorithm available (1) A5/4: encryption algorithm not available (0) A5/5: encryption algorithm not available (0) A5/6: encryption algorithm not available (0) A5/7: encryption algorithm not available (0) .... ..1. = Controlled early Classmark Sending: Implemented .... ...1 = Pseudo Synchronisation: Present 0... .... = Voice Group Call Service: no VGCS capability or no notifications wanted .0.. .... = Voice Broadcast Service: no VBS capability or no notifications wanted ..1. .... = Multislot capability struct: Present HSCSD multislot class: Bits are not available (0) SMS_VALUE (Switch-Measure-Switch): Bits are not available (0) ECSD multislot class: Bits are not available (0) DTM GPRS Multi Slot Class: Bits are not available (0) .... .011 00.. .... = GPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ..1. .... = GPRS Extended Dynamic Allocation Capability: Implemented .... ..01 100. .... = EGPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ...1 .... = EGPRS Extended Dynamic Allocation Capability: Implemented .... .1.. = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) 0... .... = COMPACT Interference Measurement Capability: Not Implemented .1.. .... = Revision Level Indicator: The ME is Release '99 onwards ..0. .... = UMTS FDD Radio Access Technology Capability: Not supported ...0 .... = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... 0... = CDMA 2000 Radio Access Technology Capability: Not supported .... .0.. = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported .... ..1. = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) 0... .... = Modulation based multislot class support: Not supported High Multislot Capability: 0x00 (0) - This field effect all other multislot fields. To understand the value please read TS 24.008 5.6.0 Release 5 Chap 10.5.5.12 Page 406 .... 0... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) .0.. .... = Multiple TBF Capability: Not supported ..01 .... = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) .... 0... = Extended RLC/MAC Control Message Segmentation Capability: Not supported .... .0.. = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures .... ...0 = PS Handover Capability: Not supported 0... .... = DTM Handover Capability: Not supported ..0. .... = Flexible Timeslot Assignment: Not supported ...0 .... = GAN PS Handover Capability: Not supported .... 0... = RLC Non-persistent Mode: Not supported .... .0.. = Reduced Latency Capability: Not supported .... ..00 = Uplink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the uplink (0) 00.. .... = Downlink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the downlink (0) ..0. .... = E-UTRA FDD support: Not supported ...0 .... = E-UTRA TDD support: Not supported .... 00.. = GERAN to E-UTRA support in GERAN packet transfer mode: None (0) .... ..0. = Priority-based reselection support: Not supported 0... .... = Indication of Upper Layer PDU Start Capability for RLC UM: Not supported .0.. .... = Enhanced Multiplexing for Single TBF Capability: Not supported ..0. .... = Multiple TTI Capability: Not supported ...0 .... = Reporting of UTRAN CSG cells in packet transfer mode: Not supported .... 0... = Reporting of E-UTRAN CSG cells in packet transfer mode: Not supported .... .0.. = Dynamic Timeslot Reduction Capability: Not supported .... ..0. = Enhanced Multiplexing for Single RLC Entity Capability: Not supported .... ...0 = Fast Downlink Frequency Switching Capability: Not supported 01.. .... = TIGHTER Capability: TIGHTER supported for speech and signalling channels only (1) MS RA capability 2 ...0 111. = Access Technology Type: GSM 850 (7) .... ...0 1111 10.. = Length in bits: 0x3e (62) .... ..10 0... .... RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) ..1. .... = Controlled early Classmark Sending: Implemented ...1 .... = Pseudo Synchronisation: Present .... 0... = Voice Group Call Service: no VGCS capability or no notifications wanted .... .0.. = Voice Broadcast Service: no VBS capability or no notifications wanted .... ..0. = Multislot capability struct: Not Present .... ...1 = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) ..0. .... = COMPACT Interference Measurement Capability: Not Implemented ...1 .... = Revision Level Indicator: The ME is Release '99 onwards .... 0... = UMTS FDD Radio Access Technology Capability: Not supported .... .0.. = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... ..0. = CDMA 2000 Radio Access Technology Capability: Not supported .... ...0 = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported 1... .... = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) ..0. .... = Modulation based multislot class support: Not supported High Multislot Capability: 0x00 (0) - This field effect all other multislot fields. To understand the value please read TS 24.008 5.6.0 Release 5 Chap 10.5.5.12 Page 406 .... ..0. = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) ...0 .... = Multiple TBF Capability: Not supported .... 01.. = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) .... ..0. = Extended RLC/MAC Control Message Segmentation Capability: Not supported .... ...0 = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures .0.. .... = PS Handover Capability: Not supported ..0. .... = DTM Handover Capability: Not supported .... 0... = Flexible Timeslot Assignment: Not supported .... .0.. = GAN PS Handover Capability: Not supported .... ..0. = RLC Non-persistent Mode: Not supported .... ...0 = Reduced Latency Capability: Not supported 00.. .... = Uplink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the uplink (0) ..00 .... = Downlink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the downlink (0) .... 0... = E-UTRA FDD support: Not supported .... .0.. = E-UTRA TDD support: Not supported .... ..00 = GERAN to E-UTRA support in GERAN packet transfer mode: None (0) 0... .... = Priority-based reselection support: Not supported ..0. .... = Indication of Upper Layer PDU Start Capability for RLC UM: Not supported ...0 .... = Enhanced Multiplexing for Single TBF Capability: Not supported .... 0... = Multiple TTI Capability: Not supported .... .0.. = Reporting of UTRAN CSG cells in packet transfer mode: Not supported .... ..0. = Reporting of E-UTRAN CSG cells in packet transfer mode: Not supported .... ...0 = Dynamic Timeslot Reduction Capability: Not supported 0... .... = Enhanced Multiplexing for Single RLC Entity Capability: Not supported .0.. .... = Fast Downlink Frequency Switching Capability: Not supported ..01 .... = TIGHTER Capability: TIGHTER supported for speech and signalling channels only (1) MS RA capability 3 .... .010 0... .... = Access Technology Type: GSM 1900 (4) .011 1110 = Length in bits: 0x3e (62) 001. .... RF Power Capability, GMSK Power Class: 1 W (30 dBm) (1) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) .... 1... = Controlled early Classmark Sending: Implemented .... .1.. = Pseudo Synchronisation: Present .... ..0. = Voice Group Call Service: no VGCS capability or no notifications wanted .... ...0 = Voice Broadcast Service: no VBS capability or no notifications wanted 0... .... = Multislot capability struct: Not Present .1.. .... = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) .... 0... = COMPACT Interference Measurement Capability: Not Implemented .... .1.. = Revision Level Indicator: The ME is Release '99 onwards .... ..0. = UMTS FDD Radio Access Technology Capability: Not supported .... ...0 = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported 0... .... = CDMA 2000 Radio Access Technology Capability: Not supported .0.. .... = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported ..1. .... = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) .... 0... = Modulation based multislot class support: Not supported High Multislot Capability: 0x00 (0) - This field effect all other multislot fields. To understand the value please read TS 24.008 5.6.0 Release 5 Chap 10.5.5.12 Page 406 0... .... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) .... .0.. = Multiple TBF Capability: Not supported .... ..01 = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance - phase I supported (1) 0... .... = Extended RLC/MAC Control Message Segmentation Capability: Not supported .0.. .... = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures ...0 .... = PS Handover Capability: Not supported .... 0... = DTM Handover Capability: Not supported .... ..0. = Flexible Timeslot Assignment: Not supported .... ...0 = GAN PS Handover Capability: Not supported 0... .... = RLC Non-persistent Mode: Not supported .0.. .... = Reduced Latency Capability: Not supported ..00 .... = Uplink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the uplink (0) .... 00.. = Downlink EGPRS2: The mobile station does not support either EGPRS2-A or EGPRS2-B in the downlink (0) .... ..0. = E-UTRA FDD support: Not supported .... ...0 = E-UTRA TDD support: Not supported 00.. .... = GERAN to E-UTRA support in GERAN packet transfer mode: None (0) ..0. .... = Priority-based reselection support: Not supported .... 0... = Indication of Upper Layer PDU Start Capability for RLC UM: Not supported .... .0.. = Enhanced Multiplexing for Single TBF Capability: Not supported .... ..0. = Multiple TTI Capability: Not supported .... ...0 = Reporting of UTRAN CSG cells in packet transfer mode: Not supported 0... .... = Reporting of E-UTRAN CSG cells in packet transfer mode: Not supported .0.. .... = Dynamic Timeslot Reduction Capability: Not supported ..0. .... = Enhanced Multiplexing for Single RLC Entity Capability: Not supported ...0 .... = Fast Downlink Frequency Switching Capability: Not supported .... 01.. = TIGHTER Capability: TIGHTER supported for speech and signalling channels only (1) */ bitvec_unhex(bv_dec, "1af3432b25964240100000006efa319090040000001a3e2c64240100000004"); printf("=== Test decoding of MS RA Capability 3===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); printf("osmo_gprs_rlcmac_decode_ms_ra_cap() returns %d\n", rc); OSMO_ASSERT(rc == 0); /* Make sure there's 3 values */ OSMO_ASSERT(data.Count_MS_RA_capability_value == 3); /* Make sure GPRS / EGPRS multislot class is parsed correctly */ printf("GPRS multislot class = %u\n", get_ms_class_by_capability(&data)); printf("EGPRS multislot class = %u\n", get_egprs_ms_class_by_capability(&data)); bitvec_free(bv_dec); } /* RAcap larger than 23 bytes */ static void testRAcap4(void *test_ctx) { printf("*** %s ***\n", __func__); MS_Radio_Access_capability_t data; memset(&data, 0, sizeof(data)); struct bitvec *bv_dec = bitvec_alloc(22, test_ctx); int rc; /* MS Radio Access Capability Element ID: 0x13 1... .... = ext: 1 Length: 22 ------------------------------------------- Hex bitstream starts here: MS RA capability 1 0001 .... = Access Technology Type: GSM E --note that GSM E covers GSM P (1) .... 0111 101. .... = Length in bits: 0x3d (61) ...1 00.. RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: A5 bits follow (1) A5/1: encryption algorithm available (1) A5/2: encryption algorithm not available (0) A5/3: encryption algorithm available (1) A5/4: encryption algorithm not available (0) A5/5: encryption algorithm not available (0) A5/6: encryption algorithm not available (0) A5/7: encryption algorithm not available (0) .... ..1. = Controlled early Classmark Sending: Implemented .... ...1 = Pseudo Synchronisation: Present 0... .... = Voice Group Call Service: no VGCS capability or no notifications wanted .0.. .... = Voice Broadcast Service: no VBS capability or no notifications wanted ..1. .... = Multislot capability struct: Present HSCSD multislot class: Bits are not available (0) SMS_VALUE (Switch-Measure-Switch): Bits are not available (0) ECSD multislot class: Bits are not available (0) DTM GPRS Multi Slot Class: Bits are not available (0) .... .011 00.. .... = GPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ..1. .... = GPRS Extended Dynamic Allocation Capability: Implemented .... ..01 100. .... = EGPRS multislot class: Max Rx-Slot/TDMA:4 Max Tx-Slot/TDMA:4 Max-Sum-Slot/TDMA:5 Tta:2 Ttb:1 Tra:2 Trb:1 Type:1 (12) ...1 .... = EGPRS Extended Dynamic Allocation Capability: Implemented .... .1.. = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) 0... .... = COMPACT Interference Measurement Capability: Not Implemented .1.. .... = Revision Level Indicator: The ME is Release '99 onwards ..1. .... = UMTS FDD Radio Access Technology Capability: Supported ...0 .... = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... 0... = CDMA 2000 Radio Access Technology Capability: Not supported .... .0.. = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported .... ..1. = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) 0... .... = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) ..0. .... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) .... ...0 = Multiple TBF Capability: Not supported 00.. .... = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance not supported (0) ..0. .... = Extended RLC/MAC Control Message Segmentation Capability: Not supported ...0 .... = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures .... .0.. = PS Handover Capability: Not supported .... ..0. = DTM Handover Capability: Not supported MS RA capability 2 .001 1... = Access Technology Type: GSM 1800 (3) .... .010 0100 .... = Length in bits: 0x24 (36) .... 001. RF Power Capability, GMSK Power Class: 1 W (30 dBm) (1) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) 1... .... = Controlled early Classmark Sending: Implemented .1.. .... = Pseudo Synchronisation: Present ..0. .... = Voice Group Call Service: no VGCS capability or no notifications wanted ...0 .... = Voice Broadcast Service: no VBS capability or no notifications wanted .... 0... = Multislot capability struct: Not Present .... .1.. = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) 0... .... = COMPACT Interference Measurement Capability: Not Implemented .1.. .... = Revision Level Indicator: The ME is Release '99 onwards ..1. .... = UMTS FDD Radio Access Technology Capability: Supported ...0 .... = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... 0... = CDMA 2000 Radio Access Technology Capability: Not supported .... .0.. = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported .... ..1. = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) 0... .... = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) ..0. .... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) .... ...0 = Multiple TBF Capability: Not supported 00.. .... = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance not supported (0) ..0. .... = Extended RLC/MAC Control Message Segmentation Capability: Not supported ...0 .... = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures .... .0.. = PS Handover Capability: Not supported .... ..0. = DTM Handover Capability: Not supported MS RA capability 3 .011 1... = Access Technology Type: GSM 850 (7) .... .010 0100 .... = Length in bits: 0x24 (36) .... 100. RF Power Capability, GMSK Power Class: 2 W (33 dBm) (4) A5 Bits: Same values apply for parameters as in the immediately preceding Access capabilities field within this IE (0) 1... .... = Controlled early Classmark Sending: Implemented .1.. .... = Pseudo Synchronisation: Present ..0. .... = Voice Group Call Service: no VGCS capability or no notifications wanted ...0 .... = Voice Broadcast Service: no VBS capability or no notifications wanted .... 0... = Multislot capability struct: Not Present .... .1.. = 8PSK Power Capability Bits: Present 8PSK Power Capability: Power class E2 (2) 0... .... = COMPACT Interference Measurement Capability: Not Implemented .1.. .... = Revision Level Indicator: The ME is Release '99 onwards ..1. .... = UMTS FDD Radio Access Technology Capability: Supported ...0 .... = UMTS 3.84 Mcps TDD Radio Access Technology Capability: Not supported .... 0... = CDMA 2000 Radio Access Technology Capability: Not supported .... .0.. = UMTS 1.28 Mcps TDD Radio Access Technology Capability: Not supported .... ..1. = GERAN Feature Package 1: Supported Extended DTM EGPRS Multi Slot Class: Bits are not available (0) 0... .... = Modulation based multislot class support: Not supported High Multislot Capability: Bits are not available (0) ..0. .... = GERAN Iu mode: Not supported GMSK Multislot Power Profile: GMSK_MULTISLOT_POWER_PROFILE 0 (0) 8-PSK Multislot Power Profile: 8-PSK_MULTISLOT_POWER_PROFILE 0 (0) .... ...0 = Multiple TBF Capability: Not supported 00.. .... = Downlink Advanced Receiver Performance: Downlink Advanced Receiver Performance not supported (0) ..0. .... = Extended RLC/MAC Control Message Segmentation Capability: Not supported ...0 .... = DTM Enhancements Capability: The mobile station does not support enhanced DTM CS establishment and enhanced DTM CS release procedures .... .0.. = PS Handover Capability: Not supported .... ..0. = DTM Handover Capability: Not supported */ bitvec_unhex(bv_dec, "17b3432b25966200019a42c6620001ba48c662000100"); printf("=== Test decoding of MS RA Capability 4===\n"); rc = osmo_gprs_rlcmac_decode_ms_ra_cap(bv_dec, &data); printf("osmo_gprs_rlcmac_decode_ms_ra_cap() returns %d\n", rc); OSMO_ASSERT(rc == 0); /* Make sure there's 3 values */ OSMO_ASSERT(data.Count_MS_RA_capability_value == 3); /* Make sure GPRS / EGPRS multislot class is parsed correctly */ printf("GPRS multislot class = %u\n", get_ms_class_by_capability(&data)); printf("EGPRS multislot class = %u\n", get_egprs_ms_class_by_capability(&data)); bitvec_free(bv_dec); } static void testEGPRSPktChReq(void *test_ctx) { EGPRS_PacketChannelRequest_t req; int rc; printf("*** %s ***\n", __func__); static const uint16_t EGPRSPktChReqs[] = { /* < One Phase Access Request : '0'B < MultislotClass : '10101'B > < Priority : '10'B > < RandomBits : '101'B > > */ 0x2b5, /* < One Phase Access Request : '0'B < MultislotClass : '01010'B > < Priority : '01'B > < RandomBits : '010'B > > */ 0x14a, /* < Short Access Request : '100'B < NumberOfBlocks : '001'B > < Priority : '01'B > < RandomBits : '000'B > > */ 0x428, /* < Two Phase Access Request : '110000'B < Priority : '00'B > < RandomBits : '000'B > > */ 0x600, /* < Two Phase Access Request : '110000'B < Priority : '11'B > < RandomBits : '111'B > > */ 0x61f, /* < Signalling : '110011'B < RandomBits : '10101'B > > */ 0x675, /* < Signalling : '110011'B < RandomBits : '10001'B > > */ 0x671, /* < Emergency call : '110111'B < RandomBits : '11001'B > > */ 0x6f9, /* < Unknown (test) : '111111'B < RandomBits : '01010'B > > */ 0x7ea, }; for (size_t i = 0; i < ARRAY_SIZE(EGPRSPktChReqs); i++) { rc = osmo_gprs_rlcmac_decode_egprs_pkt_ch_req(EGPRSPktChReqs[i], &req); printf("osmo_gprs_rlcmac_decode_egprs_pkt_ch_req(0x%03x) returns %d\n", EGPRSPktChReqs[i], rc); if (rc == 0) printf(" ==> %s\n", get_value_string(osmo_gprs_rlcmac_egprs_pkt_ch_req_type_names, req.Type)); } } static const struct log_info_cat test_log_categories[] = { }; static const struct log_info test_log_info = { .cat = test_log_categories, .num_cat = ARRAY_SIZE(test_log_categories), }; int main(int argc, char *argv[]) { void *ctx = talloc_named_const(NULL, 1, "RLCMACTest"); osmo_init_logging2(ctx, &test_log_info); log_parse_category_mask(osmo_stderr_target, "DLGLOBAL,1:DLCSN1,1:"); log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE); log_set_print_category_hex(osmo_stderr_target, 0); log_set_print_category(osmo_stderr_target, 1); log_set_print_level(osmo_stderr_target, 1); log_set_use_color(osmo_stderr_target, 0); testRlcMacDownlink(ctx); testRlcMacUplink(ctx); testCsnLeftAlignedVarBmpBounds(ctx); testRAcap(ctx); testMalformedRAcap(ctx); testRAcap2(ctx); testRAcap3(ctx); testEGPRSPktChReq(ctx); testRAcap4(ctx); talloc_free(ctx); }