Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1 | /* |
| 2 | * EdgeTest.cpp |
| 3 | * |
| 4 | * Copyright (C) 2015 by Sysmocom s.f.m.c. GmbH |
| 5 | * |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU Affero General Public License as published by |
| 10 | * the Free Software Foundation; either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Affero General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include "gprs_debug.h" |
| 24 | #include "gprs_coding_scheme.h" |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 25 | #include "decoding.h" |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 26 | #include "encoding.h" |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 27 | #include "rlc.h" |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 28 | #include "llc.h" |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 29 | #include "bts.h" |
Max | 1187a77 | 2018-01-26 13:31:42 +0100 | [diff] [blame] | 30 | #include <gprs_rlcmac.h> |
| 31 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 32 | extern "C" { |
| 33 | #include "pcu_vty.h" |
| 34 | |
| 35 | #include <osmocom/core/application.h> |
| 36 | #include <osmocom/core/msgb.h> |
| 37 | #include <osmocom/core/talloc.h> |
| 38 | #include <osmocom/core/utils.h> |
| 39 | #include <osmocom/vty/vty.h> |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 40 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 41 | } |
| 42 | |
| 43 | #include <errno.h> |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 44 | #include <string.h> |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 45 | #include <limits.h> |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 46 | |
| 47 | void *tall_pcu_ctx; |
| 48 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 49 | bool spoof_mnc_3_digits = false; |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 50 | |
Max | a4de02d | 2019-03-13 16:35:09 +0100 | [diff] [blame] | 51 | static void check_coding_scheme(GprsCodingScheme& cs, enum mcs_kind mode) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 52 | { |
| 53 | volatile unsigned expected_size; |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 54 | bool need_padding; |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 55 | GprsCodingScheme new_cs; |
| 56 | |
| 57 | OSMO_ASSERT(cs.isValid()); |
| 58 | OSMO_ASSERT(cs.isCompatible(mode)); |
| 59 | |
| 60 | /* Check static getBySizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 61 | expected_size = cs.usedSizeUL(); |
Max | 8a8e0fb | 2019-03-25 16:32:50 +0100 | [diff] [blame] | 62 | if (cs.spareBitsUL() > 0 && mcs_is_gprs(cs)) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 63 | expected_size += 1; |
| 64 | OSMO_ASSERT(expected_size == cs.sizeUL()); |
| 65 | OSMO_ASSERT(cs == GprsCodingScheme::getBySizeUL(expected_size)); |
| 66 | |
| 67 | /* Check static sizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 68 | expected_size = cs.usedSizeDL(); |
Max | 8a8e0fb | 2019-03-25 16:32:50 +0100 | [diff] [blame] | 69 | if (cs.spareBitsDL() > 0 && mcs_is_gprs(cs)) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 70 | expected_size += 1; |
| 71 | OSMO_ASSERT(expected_size == cs.sizeDL()); |
| 72 | |
Jacob Erlbeck | 392a545 | 2015-12-14 10:38:29 +0100 | [diff] [blame] | 73 | /* Check data block sizes */ |
Max | 51754b6 | 2019-03-13 17:14:13 +0100 | [diff] [blame] | 74 | OSMO_ASSERT(cs.maxDataBlockBytes() * num_data_blocks(cs.headerTypeData()) < cs.maxBytesDL()); |
| 75 | OSMO_ASSERT(cs.maxDataBlockBytes() * num_data_blocks(cs.headerTypeData()) < cs.maxBytesUL()); |
Jacob Erlbeck | 392a545 | 2015-12-14 10:38:29 +0100 | [diff] [blame] | 76 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 77 | /* Check inc/dec */ |
| 78 | new_cs = cs; |
| 79 | new_cs.inc(mode); |
| 80 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 81 | if (new_cs != cs) { |
| 82 | new_cs.dec(mode); |
| 83 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 84 | OSMO_ASSERT(new_cs == cs); |
| 85 | } |
| 86 | new_cs.dec(mode); |
| 87 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 88 | if (new_cs != cs) { |
| 89 | new_cs.inc(mode); |
| 90 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 91 | OSMO_ASSERT(new_cs == cs); |
| 92 | } |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 93 | |
| 94 | new_cs = cs; |
| 95 | new_cs.decToSingleBlock(&need_padding); |
| 96 | OSMO_ASSERT(new_cs.isFamilyCompatible(cs)); |
| 97 | OSMO_ASSERT(cs.isFamilyCompatible(new_cs)); |
| 98 | OSMO_ASSERT(cs.isCompatible(new_cs)); |
| 99 | if (need_padding) { |
Jacob Erlbeck | 215e18c | 2016-02-03 18:22:34 +0100 | [diff] [blame] | 100 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == |
| 101 | new_cs.optionalPaddingBits()/8 + cs.maxDataBlockBytes()); |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 102 | } else { |
| 103 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == cs.maxDataBlockBytes()); |
| 104 | } |
| 105 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 106 | } |
| 107 | |
Max | 360e021 | 2019-02-26 17:20:41 +0100 | [diff] [blame] | 108 | static bool check_strong_monotonicity(const GprsCodingScheme *cs, uint8_t last_UL, uint8_t last_DL) |
| 109 | { |
| 110 | if (cs->maxBytesUL() <= last_UL) |
| 111 | return false; |
| 112 | |
| 113 | if (cs->maxBytesDL() <= last_DL) |
| 114 | return false; |
| 115 | |
| 116 | return true; |
| 117 | } |
| 118 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 119 | static void test_coding_scheme() |
| 120 | { |
| 121 | unsigned i; |
Max | 360e021 | 2019-02-26 17:20:41 +0100 | [diff] [blame] | 122 | uint8_t last_size_UL; |
| 123 | uint8_t last_size_DL; |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 124 | CodingScheme gprs_schemes[] = { |
| 125 | CS1, |
| 126 | CS2, |
| 127 | CS3, |
| 128 | CS4 |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 129 | }; |
| 130 | struct { |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 131 | CodingScheme s; |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 132 | bool is_gmsk; |
| 133 | } egprs_schemes[] = { |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 134 | { MCS1, true}, |
| 135 | { MCS2, true}, |
| 136 | { MCS3, true}, |
| 137 | { MCS4, true}, |
| 138 | { MCS5, false}, |
| 139 | { MCS6, false}, |
| 140 | { MCS7, false}, |
| 141 | { MCS8, false}, |
| 142 | { MCS9, false}, |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 143 | }; |
| 144 | |
| 145 | printf("=== start %s ===\n", __func__); |
| 146 | |
| 147 | GprsCodingScheme cs; |
| 148 | OSMO_ASSERT(!cs); |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 149 | OSMO_ASSERT(CodingScheme(cs) == UNKNOWN); |
| 150 | OSMO_ASSERT(cs == GprsCodingScheme(UNKNOWN)); |
Max | a4de02d | 2019-03-13 16:35:09 +0100 | [diff] [blame] | 151 | OSMO_ASSERT(!cs.isCompatible(GPRS)); |
| 152 | OSMO_ASSERT(!cs.isCompatible(EGPRS_GMSK)); |
| 153 | OSMO_ASSERT(!cs.isCompatible(EGPRS)); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 154 | |
| 155 | last_size_UL = 0; |
| 156 | last_size_DL = 0; |
| 157 | |
| 158 | for (i = 0; i < ARRAY_SIZE(gprs_schemes); i++) { |
| 159 | GprsCodingScheme current_cs(gprs_schemes[i]); |
Max | 8a8e0fb | 2019-03-25 16:32:50 +0100 | [diff] [blame] | 160 | OSMO_ASSERT(mcs_is_gprs(current_cs)); |
| 161 | OSMO_ASSERT(!mcs_is_edge(current_cs)); |
| 162 | OSMO_ASSERT(!mcs_is_edge_gmsk(current_cs)); |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 163 | OSMO_ASSERT(CodingScheme(current_cs) == gprs_schemes[i]); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 164 | OSMO_ASSERT(current_cs == GprsCodingScheme(gprs_schemes[i])); |
| 165 | |
Max | 360e021 | 2019-02-26 17:20:41 +0100 | [diff] [blame] | 166 | OSMO_ASSERT(check_strong_monotonicity(¤t_cs, last_size_UL, last_size_DL)); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 167 | last_size_UL = current_cs.maxBytesUL(); |
| 168 | last_size_DL = current_cs.maxBytesDL(); |
| 169 | |
Jacob Erlbeck | 6c3dc61 | 2015-12-14 10:21:26 +0100 | [diff] [blame] | 170 | /* Check header types */ |
Max | 51754b6 | 2019-03-13 17:14:13 +0100 | [diff] [blame] | 171 | OSMO_ASSERT(current_cs.headerTypeData() == HEADER_GPRS_DATA); |
Jacob Erlbeck | 6c3dc61 | 2015-12-14 10:21:26 +0100 | [diff] [blame] | 172 | |
Max | a4de02d | 2019-03-13 16:35:09 +0100 | [diff] [blame] | 173 | check_coding_scheme(current_cs, GPRS); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 174 | } |
| 175 | OSMO_ASSERT(i == 4); |
| 176 | |
| 177 | last_size_UL = 0; |
| 178 | last_size_DL = 0; |
| 179 | |
| 180 | for (i = 0; i < ARRAY_SIZE(egprs_schemes); i++) { |
| 181 | GprsCodingScheme current_cs(egprs_schemes[i].s); |
Max | 8a8e0fb | 2019-03-25 16:32:50 +0100 | [diff] [blame] | 182 | OSMO_ASSERT(!mcs_is_gprs(current_cs)); |
| 183 | OSMO_ASSERT(mcs_is_edge(current_cs)); |
| 184 | OSMO_ASSERT(mcs_is_edge_gmsk(current_cs) == !!egprs_schemes[i].is_gmsk); |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 185 | OSMO_ASSERT(CodingScheme(current_cs) == egprs_schemes[i].s); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 186 | OSMO_ASSERT(current_cs == GprsCodingScheme(egprs_schemes[i].s)); |
| 187 | |
Max | 360e021 | 2019-02-26 17:20:41 +0100 | [diff] [blame] | 188 | OSMO_ASSERT(check_strong_monotonicity(¤t_cs, last_size_UL, last_size_DL)); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 189 | last_size_UL = current_cs.maxBytesUL(); |
| 190 | last_size_DL = current_cs.maxBytesDL(); |
| 191 | |
| 192 | if (egprs_schemes[i].is_gmsk) |
Max | a4de02d | 2019-03-13 16:35:09 +0100 | [diff] [blame] | 193 | check_coding_scheme(current_cs, EGPRS_GMSK); |
| 194 | check_coding_scheme(current_cs, EGPRS); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 195 | } |
| 196 | OSMO_ASSERT(i == 9); |
| 197 | |
| 198 | printf("=== end %s ===\n", __func__); |
| 199 | } |
| 200 | |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 201 | static void test_rlc_unit_decoder() |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 202 | { |
Jacob Erlbeck | f2ba4cb | 2016-01-07 18:59:28 +0100 | [diff] [blame] | 203 | struct gprs_rlc_data_block_info rdbi = {0}; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 204 | GprsCodingScheme cs; |
| 205 | uint8_t data[74]; |
| 206 | Decoding::RlcData chunks[16]; |
| 207 | volatile int num_chunks = 0; |
| 208 | uint32_t tlli, tlli2; |
| 209 | unsigned int offs; |
| 210 | |
| 211 | |
| 212 | printf("=== start %s ===\n", __func__); |
| 213 | |
| 214 | /* TS 44.060, B.1 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 215 | cs = CS4; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 216 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 217 | rdbi.e = 0; |
| 218 | rdbi.ti = 0; |
| 219 | rdbi.cv = 15; |
| 220 | tlli = 0; |
| 221 | offs = 0; |
| 222 | data[offs++] = (11 << 2) | (1 << 1) | (0 << 0); |
| 223 | data[offs++] = (26 << 2) | (1 << 1) | (1 << 0); |
| 224 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 225 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 226 | OSMO_ASSERT(num_chunks == 3); |
| 227 | OSMO_ASSERT(tlli == 0); |
| 228 | OSMO_ASSERT(chunks[0].offset == 2); |
| 229 | OSMO_ASSERT(chunks[0].length == 11); |
| 230 | OSMO_ASSERT(chunks[0].is_complete); |
| 231 | OSMO_ASSERT(chunks[1].offset == 13); |
| 232 | OSMO_ASSERT(chunks[1].length == 26); |
| 233 | OSMO_ASSERT(chunks[1].is_complete); |
| 234 | OSMO_ASSERT(chunks[2].offset == 39); |
| 235 | OSMO_ASSERT(chunks[2].length == cs.maxDataBlockBytes() - 39); |
| 236 | OSMO_ASSERT(!chunks[2].is_complete); |
| 237 | |
| 238 | /* TS 44.060, B.2 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 239 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 240 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 241 | rdbi.e = 0; |
| 242 | rdbi.ti = 0; |
| 243 | rdbi.cv = 15; |
| 244 | tlli = 0; |
| 245 | offs = 0; |
| 246 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 247 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 248 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 249 | OSMO_ASSERT(num_chunks == 1); |
| 250 | OSMO_ASSERT(tlli == 0); |
| 251 | OSMO_ASSERT(chunks[0].offset == 1); |
| 252 | OSMO_ASSERT(chunks[0].length == 19); |
| 253 | OSMO_ASSERT(!chunks[0].is_complete); |
| 254 | |
| 255 | rdbi.e = 0; |
| 256 | rdbi.ti = 0; |
| 257 | rdbi.cv = 15; |
| 258 | tlli = 0; |
| 259 | offs = 0; |
| 260 | data[offs++] = (1 << 2) | (1 << 1) | (1 << 0); |
| 261 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 262 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 263 | OSMO_ASSERT(num_chunks == 2); |
| 264 | OSMO_ASSERT(tlli == 0); |
| 265 | OSMO_ASSERT(chunks[0].offset == 1); |
| 266 | OSMO_ASSERT(chunks[0].length == 1); |
| 267 | OSMO_ASSERT(chunks[0].is_complete); |
| 268 | OSMO_ASSERT(chunks[1].offset == 2); |
| 269 | OSMO_ASSERT(chunks[1].length == 18); |
| 270 | OSMO_ASSERT(!chunks[1].is_complete); |
| 271 | |
| 272 | /* TS 44.060, B.3 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 273 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 274 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 275 | rdbi.e = 0; |
| 276 | rdbi.ti = 0; |
| 277 | rdbi.cv = 15; |
| 278 | tlli = 0; |
| 279 | offs = 0; |
| 280 | data[offs++] = (7 << 2) | (1 << 1) | (0 << 0); |
| 281 | data[offs++] = (11 << 2) | (0 << 1) | (1 << 0); |
| 282 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 283 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 284 | OSMO_ASSERT(num_chunks == 2); |
| 285 | OSMO_ASSERT(tlli == 0); |
| 286 | OSMO_ASSERT(chunks[0].offset == 2); |
| 287 | OSMO_ASSERT(chunks[0].length == 7); |
| 288 | OSMO_ASSERT(chunks[0].is_complete); |
| 289 | OSMO_ASSERT(chunks[1].offset == 9); |
| 290 | OSMO_ASSERT(chunks[1].length == 11); |
| 291 | OSMO_ASSERT(chunks[1].is_complete); |
| 292 | |
| 293 | /* TS 44.060, B.4 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 294 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 295 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 296 | rdbi.e = 1; |
| 297 | rdbi.ti = 0; |
| 298 | rdbi.cv = 15; |
| 299 | tlli = 0; |
| 300 | offs = 0; |
| 301 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 302 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 303 | OSMO_ASSERT(num_chunks == 1); |
| 304 | OSMO_ASSERT(tlli == 0); |
| 305 | OSMO_ASSERT(chunks[0].offset == 0); |
| 306 | OSMO_ASSERT(chunks[0].length == 20); |
| 307 | OSMO_ASSERT(!chunks[0].is_complete); |
| 308 | |
| 309 | /* TS 44.060, B.6 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 310 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 311 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 312 | rdbi.e = 1; |
| 313 | rdbi.ti = 0; |
| 314 | rdbi.cv = 0; |
| 315 | tlli = 0; |
| 316 | offs = 0; |
| 317 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 318 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 319 | OSMO_ASSERT(num_chunks == 1); |
| 320 | OSMO_ASSERT(tlli == 0); |
| 321 | OSMO_ASSERT(chunks[0].offset == 0); |
| 322 | OSMO_ASSERT(chunks[0].length == 20); |
| 323 | OSMO_ASSERT(chunks[0].is_complete); |
| 324 | |
| 325 | /* TS 44.060, B.8.1 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 326 | cs = MCS4; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 327 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 328 | rdbi.e = 0; |
| 329 | rdbi.ti = 0; |
| 330 | rdbi.cv = 15; |
| 331 | tlli = 0; |
| 332 | offs = 0; |
| 333 | data[offs++] = (11 << 1) | (0 << 0); |
| 334 | data[offs++] = (26 << 1) | (1 << 0); |
| 335 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 336 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 337 | OSMO_ASSERT(num_chunks == 3); |
| 338 | OSMO_ASSERT(tlli == 0); |
| 339 | OSMO_ASSERT(chunks[0].offset == 2); |
| 340 | OSMO_ASSERT(chunks[0].length == 11); |
| 341 | OSMO_ASSERT(chunks[0].is_complete); |
| 342 | OSMO_ASSERT(chunks[1].offset == 13); |
| 343 | OSMO_ASSERT(chunks[1].length == 26); |
| 344 | OSMO_ASSERT(chunks[1].is_complete); |
| 345 | OSMO_ASSERT(chunks[2].offset == 39); |
| 346 | OSMO_ASSERT(chunks[2].length == 5); |
| 347 | OSMO_ASSERT(!chunks[2].is_complete); |
| 348 | |
| 349 | /* TS 44.060, B.8.2 */ |
| 350 | |
| 351 | /* Note that the spec confuses the byte numbering here, since it |
| 352 | * includes the FBI/E header bits into the N2 octet count which |
| 353 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 354 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 355 | cs = MCS2; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 356 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 357 | rdbi.e = 0; |
| 358 | rdbi.ti = 0; |
| 359 | rdbi.cv = 15; |
| 360 | tlli = 0; |
| 361 | offs = 0; |
| 362 | data[offs++] = (15 << 1) | (1 << 0); |
| 363 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 364 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 365 | OSMO_ASSERT(num_chunks == 2); |
| 366 | OSMO_ASSERT(tlli == 0); |
| 367 | OSMO_ASSERT(chunks[0].offset == 1); |
| 368 | OSMO_ASSERT(chunks[0].length == 15); |
| 369 | OSMO_ASSERT(chunks[0].is_complete); |
| 370 | OSMO_ASSERT(chunks[1].offset == 16); |
| 371 | OSMO_ASSERT(chunks[1].length == 12); |
| 372 | OSMO_ASSERT(!chunks[1].is_complete); |
| 373 | |
| 374 | rdbi.e = 0; |
| 375 | rdbi.ti = 0; |
| 376 | rdbi.cv = 15; |
| 377 | tlli = 0; |
| 378 | offs = 0; |
| 379 | data[offs++] = ( 0 << 1) | (0 << 0); |
| 380 | data[offs++] = ( 7 << 1) | (0 << 0); |
| 381 | data[offs++] = (18 << 1) | (1 << 0); /* Differs from spec's N2-11 = 17 */ |
| 382 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 383 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 384 | OSMO_ASSERT(num_chunks == 3); |
| 385 | OSMO_ASSERT(tlli == 0); |
| 386 | OSMO_ASSERT(chunks[0].offset == 3); |
| 387 | OSMO_ASSERT(chunks[0].length == 0); |
| 388 | OSMO_ASSERT(chunks[0].is_complete); |
| 389 | OSMO_ASSERT(chunks[1].offset == 3); |
| 390 | OSMO_ASSERT(chunks[1].length == 7); |
| 391 | OSMO_ASSERT(chunks[1].is_complete); |
| 392 | OSMO_ASSERT(chunks[2].offset == 10); |
| 393 | OSMO_ASSERT(chunks[2].length == 18); |
| 394 | OSMO_ASSERT(chunks[2].is_complete); |
| 395 | |
| 396 | rdbi.e = 0; |
| 397 | rdbi.ti = 0; |
| 398 | rdbi.cv = 0; |
| 399 | tlli = 0; |
| 400 | offs = 0; |
| 401 | data[offs++] = ( 6 << 1) | (0 << 0); |
| 402 | data[offs++] = (12 << 1) | (0 << 0); |
| 403 | data[offs++] = (127 << 1) | (1 << 0); |
| 404 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 405 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 406 | OSMO_ASSERT(num_chunks == 2); |
| 407 | OSMO_ASSERT(tlli == 0); |
| 408 | OSMO_ASSERT(chunks[0].offset == 3); |
| 409 | OSMO_ASSERT(chunks[0].length == 6); |
| 410 | OSMO_ASSERT(chunks[0].is_complete); |
| 411 | OSMO_ASSERT(chunks[1].offset == 9); |
| 412 | OSMO_ASSERT(chunks[1].length == 12); |
| 413 | OSMO_ASSERT(chunks[1].is_complete); |
| 414 | |
| 415 | /* TS 44.060, B.8.3 */ |
| 416 | |
| 417 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 418 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 419 | cs = MCS2; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 420 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 421 | rdbi.e = 1; |
| 422 | rdbi.ti = 0; |
| 423 | rdbi.cv = 0; |
| 424 | tlli = 0; |
| 425 | offs = 0; |
| 426 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 427 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 428 | OSMO_ASSERT(num_chunks == 1); |
| 429 | OSMO_ASSERT(tlli == 0); |
| 430 | OSMO_ASSERT(chunks[0].offset == 0); |
| 431 | OSMO_ASSERT(chunks[0].length == 28); |
| 432 | OSMO_ASSERT(chunks[0].is_complete); |
| 433 | |
| 434 | /* CS-1, TLLI, last block, single chunk until the end of the block */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 435 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 436 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 437 | rdbi.e = 1; |
| 438 | rdbi.ti = 1; |
| 439 | rdbi.cv = 0; |
| 440 | tlli = 0; |
| 441 | tlli2 = 0xffeeddcc; |
| 442 | offs = 0; |
| 443 | data[offs++] = tlli2 >> 24; |
| 444 | data[offs++] = tlli2 >> 16; |
| 445 | data[offs++] = tlli2 >> 8; |
| 446 | data[offs++] = tlli2 >> 0; |
| 447 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 448 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 449 | OSMO_ASSERT(num_chunks == 1); |
| 450 | OSMO_ASSERT(tlli == tlli2); |
| 451 | OSMO_ASSERT(chunks[0].offset == 4); |
| 452 | OSMO_ASSERT(chunks[0].length == 16); |
| 453 | OSMO_ASSERT(chunks[0].is_complete); |
| 454 | |
| 455 | /* Like TS 44.060, B.2, first RLC block but with TLLI */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 456 | cs = CS1; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 457 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 458 | rdbi.e = 0; |
| 459 | rdbi.ti = 1; |
| 460 | rdbi.cv = 15; |
| 461 | tlli = 0; |
| 462 | tlli2 = 0xffeeddbb; |
| 463 | offs = 0; |
| 464 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 465 | data[offs++] = tlli2 >> 24; |
| 466 | data[offs++] = tlli2 >> 16; |
| 467 | data[offs++] = tlli2 >> 8; |
| 468 | data[offs++] = tlli2 >> 0; |
| 469 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 470 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 471 | OSMO_ASSERT(num_chunks == 1); |
| 472 | OSMO_ASSERT(tlli == tlli2); |
| 473 | OSMO_ASSERT(chunks[0].offset == 5); |
| 474 | OSMO_ASSERT(chunks[0].length == 15); |
| 475 | OSMO_ASSERT(!chunks[0].is_complete); |
| 476 | |
| 477 | /* Like TS 44.060, B.8.1 but with TLLI */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 478 | cs = MCS4; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 479 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 480 | rdbi.e = 0; |
| 481 | rdbi.ti = 1; |
| 482 | rdbi.cv = 15; |
| 483 | tlli = 0; |
| 484 | tlli2 = 0xffeeddaa; |
| 485 | offs = 0; |
| 486 | data[offs++] = (11 << 1) | (0 << 0); |
| 487 | data[offs++] = (26 << 1) | (1 << 0); |
| 488 | /* Little endian */ |
| 489 | data[offs++] = tlli2 >> 0; |
| 490 | data[offs++] = tlli2 >> 8; |
| 491 | data[offs++] = tlli2 >> 16; |
| 492 | data[offs++] = tlli2 >> 24; |
| 493 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 494 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 495 | OSMO_ASSERT(num_chunks == 3); |
| 496 | OSMO_ASSERT(tlli == tlli2); |
| 497 | OSMO_ASSERT(chunks[0].offset == 6); |
| 498 | OSMO_ASSERT(chunks[0].length == 11); |
| 499 | OSMO_ASSERT(chunks[0].is_complete); |
| 500 | OSMO_ASSERT(chunks[1].offset == 17); |
| 501 | OSMO_ASSERT(chunks[1].length == 26); |
| 502 | OSMO_ASSERT(chunks[1].is_complete); |
| 503 | OSMO_ASSERT(chunks[2].offset == 43); |
| 504 | OSMO_ASSERT(chunks[2].length == 1); |
| 505 | OSMO_ASSERT(!chunks[2].is_complete); |
| 506 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 507 | rdbi.e = 0; |
| 508 | rdbi.ti = 0; |
| 509 | rdbi.cv = 1; |
| 510 | tlli = 0; |
| 511 | offs = 0; |
| 512 | data[offs++] = 1; |
| 513 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 514 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 515 | |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 516 | OSMO_ASSERT(num_chunks == 2); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 517 | OSMO_ASSERT(chunks[0].offset == 1); |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 518 | OSMO_ASSERT(chunks[0].length == 0); |
| 519 | OSMO_ASSERT(chunks[0].is_complete); |
| 520 | |
| 521 | OSMO_ASSERT(chunks[1].offset == 1); |
| 522 | OSMO_ASSERT(chunks[1].length == 43); |
| 523 | OSMO_ASSERT(!chunks[1].is_complete); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 524 | |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 525 | printf("=== end %s ===\n", __func__); |
| 526 | } |
| 527 | |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 528 | static void test_rlc_unit_encoder() |
| 529 | { |
| 530 | struct gprs_rlc_data_block_info rdbi = {0}; |
| 531 | GprsCodingScheme cs; |
| 532 | uint8_t data[74]; |
| 533 | uint8_t llc_data[1500] = {0,}; |
| 534 | int num_chunks = 0; |
| 535 | int write_offset; |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 536 | int count_payload; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 537 | struct gprs_llc llc; |
| 538 | Encoding::AppendResult ar; |
| 539 | |
| 540 | printf("=== start %s ===\n", __func__); |
| 541 | |
| 542 | llc.init(); |
| 543 | |
| 544 | /* TS 44.060, B.1 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 545 | cs = CS4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 546 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 547 | num_chunks = 0; |
| 548 | write_offset = 0; |
| 549 | memset(data, 0, sizeof(data)); |
| 550 | |
| 551 | llc.reset(); |
| 552 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 553 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 554 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 555 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 556 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 557 | |
| 558 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 559 | OSMO_ASSERT(rdbi.e == 0); |
| 560 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 561 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 562 | OSMO_ASSERT(num_chunks == 1); |
| 563 | |
| 564 | llc.reset(); |
| 565 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 566 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 567 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 568 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 569 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 570 | |
| 571 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 572 | OSMO_ASSERT(rdbi.e == 0); |
| 573 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 574 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 575 | OSMO_ASSERT(num_chunks == 2); |
| 576 | |
| 577 | llc.reset(); |
| 578 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 579 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 580 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 581 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 582 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 583 | |
| 584 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 585 | OSMO_ASSERT(rdbi.e == 0); |
| 586 | OSMO_ASSERT(rdbi.cv != 0); |
| 587 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 588 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 589 | OSMO_ASSERT(num_chunks == 3); |
| 590 | |
| 591 | OSMO_ASSERT(data[0] == ((11 << 2) | (1 << 1) | (0 << 0))); |
| 592 | OSMO_ASSERT(data[1] == ((26 << 2) | (1 << 1) | (1 << 0))); |
| 593 | OSMO_ASSERT(data[2] == 0); |
| 594 | |
| 595 | /* TS 44.060, B.2 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 596 | cs = CS1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 597 | |
| 598 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 599 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 600 | num_chunks = 0; |
| 601 | write_offset = 0; |
| 602 | memset(data, 0, sizeof(data)); |
| 603 | |
| 604 | llc.reset(); |
| 605 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 606 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 607 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 608 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 609 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 610 | |
| 611 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 612 | OSMO_ASSERT(rdbi.e == 0); |
| 613 | OSMO_ASSERT(write_offset == 1 + 19); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 614 | OSMO_ASSERT(count_payload == 19); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 615 | OSMO_ASSERT(num_chunks == 1); |
| 616 | |
| 617 | OSMO_ASSERT(data[0] == ((0 << 2) | (0 << 1) | (1 << 0))); |
| 618 | OSMO_ASSERT(data[1] == 0); |
| 619 | |
| 620 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 621 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 622 | num_chunks = 0; |
| 623 | write_offset = 0; |
| 624 | memset(data, 0, sizeof(data)); |
| 625 | |
| 626 | OSMO_ASSERT(llc.chunk_size() == 1); |
| 627 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 628 | count_payload = -1; |
| 629 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 630 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 631 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 632 | |
| 633 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 634 | OSMO_ASSERT(rdbi.e == 0); |
| 635 | OSMO_ASSERT(write_offset == 1 + 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 636 | OSMO_ASSERT(count_payload == 1); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 637 | OSMO_ASSERT(num_chunks == 1); |
| 638 | |
| 639 | llc.reset(); |
| 640 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 641 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 642 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 643 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 644 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 645 | |
| 646 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 647 | OSMO_ASSERT(rdbi.e == 0); |
| 648 | OSMO_ASSERT(write_offset == 1 + 1 + 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 649 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 650 | OSMO_ASSERT(num_chunks == 2); |
| 651 | |
| 652 | OSMO_ASSERT(data[0] == ((1 << 2) | (1 << 1) | (1 << 0))); |
| 653 | OSMO_ASSERT(data[1] == 0); |
| 654 | |
| 655 | /* TS 44.060, B.3 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 656 | cs = CS1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 657 | |
| 658 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 659 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 660 | num_chunks = 0; |
| 661 | write_offset = 0; |
| 662 | memset(data, 0, sizeof(data)); |
| 663 | |
| 664 | llc.reset(); |
| 665 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 666 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 667 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 668 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 669 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 670 | |
| 671 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 672 | OSMO_ASSERT(rdbi.e == 0); |
| 673 | OSMO_ASSERT(write_offset == 1 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 674 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 675 | OSMO_ASSERT(num_chunks == 1); |
| 676 | |
| 677 | llc.reset(); |
| 678 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 679 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 680 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 681 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 682 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 683 | |
| 684 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 685 | OSMO_ASSERT(rdbi.e == 0); |
| 686 | OSMO_ASSERT(write_offset == 2 + 7 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 687 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 688 | OSMO_ASSERT(num_chunks == 2); |
| 689 | |
| 690 | OSMO_ASSERT(data[0] == ((7 << 2) | (1 << 1) | (0 << 0))); |
| 691 | OSMO_ASSERT(data[1] == ((11 << 2) | (0 << 1) | (1 << 0))); |
| 692 | OSMO_ASSERT(data[2] == 0); |
| 693 | |
| 694 | /* TS 44.060, B.4 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 695 | cs = CS1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 696 | |
| 697 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 698 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 699 | num_chunks = 0; |
| 700 | write_offset = 0; |
| 701 | memset(data, 0, sizeof(data)); |
| 702 | |
| 703 | llc.reset(); |
| 704 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 705 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 706 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 707 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 708 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 709 | |
| 710 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 711 | OSMO_ASSERT(rdbi.e == 1); |
| 712 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 713 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 714 | OSMO_ASSERT(num_chunks == 1); |
| 715 | OSMO_ASSERT(rdbi.cv != 0); |
| 716 | |
| 717 | OSMO_ASSERT(data[0] == 0); |
| 718 | |
| 719 | /* TS 44.060, B.5 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 720 | cs = CS1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 721 | |
| 722 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 723 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 724 | num_chunks = 0; |
| 725 | write_offset = 0; |
| 726 | memset(data, 0, sizeof(data)); |
| 727 | |
| 728 | llc.reset(); |
| 729 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 730 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 731 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 732 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 733 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 734 | |
| 735 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 736 | OSMO_ASSERT(rdbi.e == 1); |
| 737 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 738 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 739 | OSMO_ASSERT(num_chunks == 1); |
| 740 | OSMO_ASSERT(rdbi.cv == 0); |
| 741 | |
| 742 | OSMO_ASSERT(data[0] == 0); |
| 743 | |
| 744 | /* TS 44.060, B.7 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 745 | cs = CS1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 746 | |
| 747 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 748 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 749 | num_chunks = 0; |
| 750 | write_offset = 0; |
| 751 | memset(data, 0, sizeof(data)); |
| 752 | |
| 753 | llc.reset(); |
| 754 | llc.put_frame(llc_data, 30); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 755 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 756 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 757 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 758 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 759 | |
| 760 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 761 | OSMO_ASSERT(rdbi.e == 1); |
| 762 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 763 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 764 | OSMO_ASSERT(num_chunks == 1); |
| 765 | |
| 766 | OSMO_ASSERT(data[0] == 0); |
| 767 | |
| 768 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 769 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 770 | num_chunks = 0; |
| 771 | write_offset = 0; |
| 772 | memset(data, 0, sizeof(data)); |
| 773 | |
| 774 | OSMO_ASSERT(llc.chunk_size() == 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 775 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 776 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 777 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 778 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 779 | |
| 780 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 781 | OSMO_ASSERT(rdbi.e == 0); |
| 782 | OSMO_ASSERT(write_offset == 1 + 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 783 | OSMO_ASSERT(count_payload == 10); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 784 | OSMO_ASSERT(num_chunks == 1); |
| 785 | |
| 786 | llc.reset(); |
| 787 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 788 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 789 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 790 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 791 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 792 | |
| 793 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 794 | OSMO_ASSERT(rdbi.e == 0); |
| 795 | OSMO_ASSERT(write_offset == 1 + 10 + 9); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 796 | OSMO_ASSERT(count_payload == 9); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 797 | OSMO_ASSERT(num_chunks == 2); |
| 798 | |
| 799 | OSMO_ASSERT(data[0] == ((10 << 2) | (1 << 1) | (1 << 0))); |
| 800 | OSMO_ASSERT(data[1] == 0); |
| 801 | |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 802 | /* TS 44.060, B.8.1 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 803 | cs = MCS4; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 804 | |
| 805 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 806 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 807 | num_chunks = 0; |
| 808 | write_offset = 0; |
| 809 | memset(data, 0, sizeof(data)); |
| 810 | |
| 811 | llc.reset(); |
| 812 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 813 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 814 | |
| 815 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 816 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 817 | |
| 818 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 819 | OSMO_ASSERT(rdbi.e == 0); |
| 820 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 821 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 822 | OSMO_ASSERT(num_chunks == 1); |
| 823 | |
| 824 | llc.reset(); |
| 825 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 826 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 827 | |
| 828 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 829 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 830 | |
| 831 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 832 | OSMO_ASSERT(rdbi.e == 0); |
| 833 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 834 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 835 | OSMO_ASSERT(num_chunks == 2); |
| 836 | |
| 837 | llc.reset(); |
| 838 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 839 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 840 | |
| 841 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 842 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 843 | |
| 844 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 845 | OSMO_ASSERT(rdbi.e == 0); |
| 846 | OSMO_ASSERT(rdbi.cv != 0); |
| 847 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 848 | OSMO_ASSERT(count_payload == 5); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 849 | OSMO_ASSERT(num_chunks == 3); |
| 850 | |
| 851 | OSMO_ASSERT(data[0] == ((11 << 1) | (0 << 0))); |
| 852 | OSMO_ASSERT(data[1] == ((26 << 1) | (1 << 0))); |
| 853 | OSMO_ASSERT(data[2] == 0); |
| 854 | |
| 855 | /* TS 44.060, B.8.2 */ |
| 856 | |
| 857 | /* Note that the spec confuses the byte numbering here, since it |
| 858 | * includes the FBI/E header bits into the N2 octet count which |
| 859 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 860 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 861 | cs = MCS2; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 862 | |
| 863 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 864 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 865 | num_chunks = 0; |
| 866 | write_offset = 0; |
| 867 | memset(data, 0, sizeof(data)); |
| 868 | |
| 869 | llc.reset(); |
| 870 | llc.put_frame(llc_data, 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 871 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 872 | |
| 873 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 874 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 875 | |
| 876 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 877 | OSMO_ASSERT(rdbi.e == 0); |
| 878 | OSMO_ASSERT(write_offset == 1 + 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 879 | OSMO_ASSERT(count_payload == 15); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 880 | OSMO_ASSERT(num_chunks == 1); |
| 881 | |
| 882 | llc.reset(); |
| 883 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 884 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 885 | |
| 886 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 887 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 888 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 889 | /* no LI here, becaues there are exact 12 bytes left. Put LI into next frame */ |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 890 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 891 | OSMO_ASSERT(rdbi.e == 0); |
| 892 | OSMO_ASSERT(rdbi.cv != 0); |
| 893 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 894 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 895 | OSMO_ASSERT(num_chunks == 2); |
| 896 | |
| 897 | OSMO_ASSERT(data[0] == ((15 << 1) | (1 << 0))); |
| 898 | OSMO_ASSERT(data[1] == 0); |
| 899 | |
| 900 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 901 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 902 | num_chunks = 0; |
| 903 | write_offset = 0; |
| 904 | memset(data, 0, sizeof(data)); |
| 905 | |
| 906 | OSMO_ASSERT(llc.chunk_size() == 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 907 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 908 | |
| 909 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 910 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 911 | |
| 912 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 913 | OSMO_ASSERT(rdbi.e == 0); |
| 914 | OSMO_ASSERT(write_offset == 1 + 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 915 | OSMO_ASSERT(count_payload == 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 916 | OSMO_ASSERT(num_chunks == 1); |
| 917 | |
| 918 | llc.reset(); |
| 919 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 920 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 921 | |
| 922 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 923 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 924 | |
| 925 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 926 | OSMO_ASSERT(rdbi.e == 0); |
| 927 | OSMO_ASSERT(rdbi.cv != 0); |
| 928 | OSMO_ASSERT(write_offset == 2 + 0 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 929 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 930 | OSMO_ASSERT(num_chunks == 2); |
| 931 | |
| 932 | llc.reset(); |
| 933 | llc.put_frame(llc_data, 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 934 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 935 | |
| 936 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 937 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 938 | |
| 939 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 940 | OSMO_ASSERT(rdbi.e == 0); |
| 941 | OSMO_ASSERT(rdbi.cv != 0); |
| 942 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 943 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 944 | OSMO_ASSERT(num_chunks == 3); |
| 945 | |
| 946 | OSMO_ASSERT(data[0] == ((0 << 1) | (0 << 0))); |
| 947 | OSMO_ASSERT(data[1] == ((7 << 1) | (0 << 0))); |
| 948 | OSMO_ASSERT(data[2] == ((18 << 1) | (1 << 0))); |
| 949 | OSMO_ASSERT(data[3] == 0); |
| 950 | |
| 951 | /* Block 3 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 952 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 953 | num_chunks = 0; |
| 954 | write_offset = 0; |
| 955 | memset(data, 0, sizeof(data)); |
| 956 | |
| 957 | llc.reset(); |
| 958 | llc.put_frame(llc_data, 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 959 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 960 | |
| 961 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 962 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 963 | |
| 964 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 965 | OSMO_ASSERT(rdbi.e == 0); |
| 966 | OSMO_ASSERT(write_offset == 1 + 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 967 | OSMO_ASSERT(count_payload == 6); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 968 | OSMO_ASSERT(num_chunks == 1); |
| 969 | |
| 970 | llc.reset(); |
| 971 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 972 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 973 | |
| 974 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 975 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 976 | |
| 977 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 978 | OSMO_ASSERT(rdbi.e == 0); |
| 979 | OSMO_ASSERT(rdbi.cv == 0); |
| 980 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 981 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 982 | OSMO_ASSERT(num_chunks == 3); |
| 983 | |
| 984 | OSMO_ASSERT(data[0] == ((6 << 1) | (0 << 0))); |
| 985 | OSMO_ASSERT(data[1] == ((12 << 1) | (0 << 0))); |
| 986 | OSMO_ASSERT(data[2] == ((127 << 1) | (1 << 0))); |
| 987 | OSMO_ASSERT(data[3] == 0); |
| 988 | |
| 989 | /* TS 44.060, B.8.3 */ |
| 990 | |
| 991 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 992 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 993 | cs = MCS2; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 994 | |
| 995 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 996 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 997 | num_chunks = 0; |
| 998 | write_offset = 0; |
| 999 | memset(data, 0, sizeof(data)); |
| 1000 | |
| 1001 | llc.reset(); |
| 1002 | llc.put_frame(llc_data, rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1003 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1004 | |
| 1005 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1006 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1007 | |
| 1008 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1009 | OSMO_ASSERT(rdbi.e == 1); |
| 1010 | OSMO_ASSERT(rdbi.cv == 0); |
| 1011 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1012 | OSMO_ASSERT(rdbi.data_len <= INT_MAX && count_payload == (int)rdbi.data_len); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1013 | OSMO_ASSERT(num_chunks == 1); |
| 1014 | |
| 1015 | OSMO_ASSERT(data[0] == 0); |
| 1016 | |
| 1017 | /* Final block with an LLC of size data_len-1 */ |
| 1018 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1019 | cs = MCS2; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1020 | |
| 1021 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1022 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1023 | num_chunks = 0; |
| 1024 | write_offset = 0; |
| 1025 | memset(data, 0, sizeof(data)); |
| 1026 | |
| 1027 | llc.reset(); |
| 1028 | llc.put_frame(llc_data, rdbi.data_len - 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1029 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1030 | |
| 1031 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1032 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1033 | |
| 1034 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1035 | OSMO_ASSERT(rdbi.e == 0); |
| 1036 | OSMO_ASSERT(rdbi.cv == 0); |
| 1037 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1038 | OSMO_ASSERT((rdbi.data_len - 1) <= INT_MAX |
| 1039 | && count_payload == (int)(rdbi.data_len - 1)); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1040 | OSMO_ASSERT(num_chunks == 1); |
| 1041 | |
| 1042 | OSMO_ASSERT(data[0] == (((rdbi.data_len-1) << 1) | (1 << 0))); |
| 1043 | OSMO_ASSERT(data[1] == 0); |
| 1044 | |
| 1045 | /* Final block with an LLC of size data_len-2 */ |
| 1046 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1047 | cs = MCS2; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1048 | |
| 1049 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1050 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1051 | num_chunks = 0; |
| 1052 | write_offset = 0; |
| 1053 | memset(data, 0, sizeof(data)); |
| 1054 | |
| 1055 | llc.reset(); |
| 1056 | llc.put_frame(llc_data, rdbi.data_len - 2); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1057 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1058 | |
| 1059 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1060 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1061 | |
| 1062 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1063 | OSMO_ASSERT(rdbi.e == 0); |
| 1064 | OSMO_ASSERT(rdbi.cv == 0); |
| 1065 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1066 | OSMO_ASSERT((rdbi.data_len - 2) <= INT_MAX |
| 1067 | && count_payload == (int)(rdbi.data_len - 2)); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1068 | OSMO_ASSERT(num_chunks == 2); |
| 1069 | |
| 1070 | OSMO_ASSERT(data[0] == (((rdbi.data_len-2) << 1) | (0 << 0))); |
| 1071 | OSMO_ASSERT(data[1] == ((127 << 1) | (1 << 0))); |
| 1072 | OSMO_ASSERT(data[2] == 0); |
| 1073 | |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 1074 | printf("=== end %s ===\n", __func__); |
| 1075 | } |
| 1076 | |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1077 | static void test_rlc_unaligned_copy() |
| 1078 | { |
| 1079 | uint8_t bits[256]; |
| 1080 | uint8_t saved_block[256]; |
| 1081 | uint8_t test_block[256]; |
| 1082 | uint8_t out_block[256]; |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1083 | CodingScheme scheme; |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1084 | int pattern; |
| 1085 | volatile unsigned int block_idx, i; |
| 1086 | |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1087 | for (scheme = CS1; |
| 1088 | scheme < NUM_SCHEMES; |
| 1089 | scheme = CodingScheme(scheme + 1)) |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1090 | { |
| 1091 | GprsCodingScheme cs(scheme); |
| 1092 | |
| 1093 | for (pattern = 0; pattern <= 0xff; pattern += 0xff) { |
| 1094 | /* prepare test block */ |
| 1095 | test_block[0] = pattern ^ 0xff; |
| 1096 | for (i = 1; i + 1 < cs.maxDataBlockBytes(); i++) |
| 1097 | test_block[i] = i; |
| 1098 | test_block[cs.maxDataBlockBytes()-1] = pattern ^ 0xff; |
| 1099 | |
| 1100 | for (block_idx = 0; |
Max | 51754b6 | 2019-03-13 17:14:13 +0100 | [diff] [blame] | 1101 | block_idx < num_data_blocks(cs.headerTypeData()); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1102 | block_idx++) |
| 1103 | { |
| 1104 | struct gprs_rlc_data_info rlc; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1105 | gprs_rlc_data_info_init_dl(&rlc, cs, false, 0); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1106 | |
| 1107 | memset(bits, pattern, sizeof(bits)); |
| 1108 | Decoding::rlc_copy_to_aligned_buffer( |
| 1109 | &rlc, block_idx, bits, saved_block); |
| 1110 | |
| 1111 | fprintf(stderr, |
| 1112 | "Test data block: %s\n", |
| 1113 | osmo_hexdump(test_block, cs.maxDataBlockBytes())); |
| 1114 | |
| 1115 | Encoding::rlc_copy_from_aligned_buffer( |
| 1116 | &rlc, block_idx, bits, test_block); |
| 1117 | |
| 1118 | fprintf(stderr, |
| 1119 | "Encoded message block, %s, idx %d, " |
| 1120 | "pattern %02x: %s\n", |
Max | 136ebcc | 2019-03-05 14:59:03 +0100 | [diff] [blame] | 1121 | mcs_name(rlc.cs), block_idx, pattern, |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1122 | osmo_hexdump(bits, cs.sizeDL())); |
| 1123 | |
| 1124 | Decoding::rlc_copy_to_aligned_buffer( |
| 1125 | &rlc, block_idx, bits, out_block); |
| 1126 | |
| 1127 | fprintf(stderr, |
| 1128 | "Out data block: %s\n", |
| 1129 | osmo_hexdump(out_block, cs.maxDataBlockBytes())); |
| 1130 | /* restore original bits */ |
| 1131 | Encoding::rlc_copy_from_aligned_buffer( |
| 1132 | &rlc, block_idx, bits, saved_block); |
| 1133 | |
| 1134 | OSMO_ASSERT(memcmp(test_block, out_block, |
| 1135 | rlc.cs.maxDataBlockBytes()) == 0); |
| 1136 | |
| 1137 | for (i = 0; i < sizeof(bits); i++) |
| 1138 | OSMO_ASSERT(bits[i] == pattern); |
| 1139 | } |
| 1140 | } |
| 1141 | } |
| 1142 | } |
| 1143 | |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1144 | static void test_rlc_info_init() |
| 1145 | { |
| 1146 | struct gprs_rlc_data_info rlc; |
| 1147 | |
| 1148 | printf("=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1149 | gprs_rlc_data_info_init_dl(&rlc, |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1150 | GprsCodingScheme(CS1), false, 0); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1151 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1152 | OSMO_ASSERT(rlc.data_offs_bits[0] == 24); |
| 1153 | OSMO_ASSERT(rlc.block_info[0].data_len == 20); |
| 1154 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1155 | gprs_rlc_data_info_init_dl(&rlc, |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1156 | GprsCodingScheme(MCS1), false, 0); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1157 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1158 | OSMO_ASSERT(rlc.data_offs_bits[0] == 33); |
| 1159 | OSMO_ASSERT(rlc.block_info[0].data_len == 22); |
| 1160 | |
| 1161 | printf("=== end %s ===\n", __func__); |
| 1162 | } |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1163 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1164 | static void setup_bts(BTS *the_bts, uint8_t ts_no, uint8_t cs = 1) |
| 1165 | { |
| 1166 | gprs_rlcmac_bts *bts; |
| 1167 | gprs_rlcmac_trx *trx; |
| 1168 | |
| 1169 | bts = the_bts->bts_data(); |
| 1170 | bts->egprs_enabled = true; |
| 1171 | bts->alloc_algorithm = alloc_algorithm_a; |
| 1172 | bts->initial_cs_dl = cs; |
| 1173 | bts->initial_cs_ul = cs; |
| 1174 | trx = &bts->trx[0]; |
| 1175 | trx->pdch[ts_no].enable(); |
| 1176 | } |
| 1177 | static void uplink_header_type_2_parsing_test(BTS *the_bts, |
| 1178 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1179 | uint8_t ms_class) |
| 1180 | { |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1181 | struct pcu_l1_meas meas; |
| 1182 | int tfi = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1183 | uint8_t data[79] = {0}; |
| 1184 | struct gprs_rlc_ul_header_egprs_2 *egprs2 = NULL; |
| 1185 | |
| 1186 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1187 | |
| 1188 | tfi = 1; |
| 1189 | |
| 1190 | struct gprs_rlc_data_info rlc; |
| 1191 | GprsCodingScheme cs; |
| 1192 | int rc, offs; |
| 1193 | |
| 1194 | /*without padding*/ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1195 | cs = MCS5; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1196 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1197 | egprs2->r = 1; |
| 1198 | egprs2->si = 1; |
| 1199 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1200 | egprs2->tfi_hi = tfi & 0x03; |
| 1201 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1202 | egprs2->bsn1_hi = 0; |
| 1203 | egprs2->bsn1_lo = 0; |
| 1204 | egprs2->cps_hi = 3; |
| 1205 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1206 | egprs2->rsb = 0; |
| 1207 | egprs2->pi = 0; |
| 1208 | data[4] = 0x20; /* Setting E field */ |
| 1209 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1210 | OSMO_ASSERT(rc == 487); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1211 | offs = rlc.data_offs_bits[0] / 8; |
| 1212 | OSMO_ASSERT(offs == 4); |
| 1213 | OSMO_ASSERT(rlc.tfi == 1); |
| 1214 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1215 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1216 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1217 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1218 | |
| 1219 | /* with padding case */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1220 | cs = MCS6; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1221 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1222 | egprs2->r = 1; |
| 1223 | egprs2->si = 1; |
| 1224 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1225 | egprs2->tfi_hi = tfi & 0x03; |
| 1226 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1227 | egprs2->bsn1_hi = 0; |
| 1228 | egprs2->bsn1_lo = 0; |
| 1229 | egprs2->cps_hi = 3; |
| 1230 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1231 | egprs2->rsb = 0; |
| 1232 | egprs2->pi = 0; |
| 1233 | data[10] = 0x20; /* Setting E field */ |
| 1234 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1235 | OSMO_ASSERT(rc == 679); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1236 | offs = rlc.data_offs_bits[0] / 8; |
| 1237 | OSMO_ASSERT(offs == 10); |
| 1238 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1239 | OSMO_ASSERT(rlc.tfi == 1); |
| 1240 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1241 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1242 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1243 | |
| 1244 | egprs2->r = 1; |
| 1245 | egprs2->si = 1; |
| 1246 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1247 | egprs2->tfi_hi = tfi & 0x03; |
| 1248 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1249 | egprs2->bsn1_hi = 1; |
| 1250 | egprs2->bsn1_lo = 0; |
| 1251 | egprs2->cps_hi = 2; |
| 1252 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1253 | egprs2->rsb = 0; |
| 1254 | egprs2->pi = 0; |
| 1255 | data[10] = 0x20; /* Setting E field */ |
| 1256 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1257 | OSMO_ASSERT(rc == 679); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1258 | offs = rlc.data_offs_bits[0] / 8; |
| 1259 | OSMO_ASSERT(offs == 10); |
| 1260 | OSMO_ASSERT(rlc.tfi == 1); |
| 1261 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1262 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1263 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1264 | OSMO_ASSERT(rlc.block_info[0].bsn == 1); |
| 1265 | } |
| 1266 | |
| 1267 | static void uplink_header_type2_test(void) |
| 1268 | { |
| 1269 | BTS the_bts; |
| 1270 | int ts_no = 7; |
| 1271 | uint32_t fn = 2654218; |
| 1272 | uint16_t qta = 31; |
| 1273 | uint32_t tlli = 0xf1223344; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1274 | uint8_t ms_class = 1; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1275 | |
| 1276 | printf("=== start %s ===\n", __func__); |
| 1277 | setup_bts(&the_bts, ts_no, 10); |
| 1278 | |
| 1279 | uplink_header_type_2_parsing_test(&the_bts, ts_no, |
| 1280 | tlli, &fn, qta, ms_class); |
| 1281 | printf("=== end %s ===\n", __func__); |
| 1282 | } |
| 1283 | |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1284 | static void uplink_header_type_1_parsing_test(BTS *the_bts, |
| 1285 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1286 | uint8_t ms_class) |
| 1287 | { |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1288 | int tfi = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1289 | uint8_t data[155] = {0}; |
| 1290 | struct gprs_rlc_ul_header_egprs_1 *egprs1 = NULL; |
| 1291 | struct gprs_rlc_data_info rlc; |
| 1292 | GprsCodingScheme cs; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1293 | int rc; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1294 | |
| 1295 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1296 | |
| 1297 | tfi = 1; |
| 1298 | |
| 1299 | /* MCS 7 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1300 | cs = MCS7; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1301 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1302 | egprs1->si = 1; |
| 1303 | egprs1->r = 1; |
| 1304 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1305 | egprs1->tfi_hi = tfi & 0x03; |
| 1306 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1307 | egprs1->bsn1_hi = 0; |
| 1308 | egprs1->bsn1_lo = 0; |
| 1309 | egprs1->bsn2_hi = 1; |
| 1310 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1311 | egprs1->cps = 15; |
| 1312 | egprs1->rsb = 0; |
| 1313 | egprs1->pi = 0; |
| 1314 | data[5] = 0xc0; |
| 1315 | data[5 + 57] = 1; |
| 1316 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1317 | OSMO_ASSERT(rc == 946); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1318 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1319 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1320 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1321 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1322 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1323 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1324 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1325 | OSMO_ASSERT(rlc.tfi == 1); |
| 1326 | |
| 1327 | /* MCS 8 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1328 | cs = MCS8; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1329 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1330 | egprs1->si = 1; |
| 1331 | egprs1->r = 1; |
| 1332 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1333 | egprs1->tfi_hi = tfi & 0x03; |
| 1334 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1335 | egprs1->bsn1_hi = 0; |
| 1336 | egprs1->bsn1_lo = 0; |
| 1337 | egprs1->bsn2_hi = 1; |
| 1338 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1339 | egprs1->cps = 15; |
| 1340 | egprs1->rsb = 0; |
| 1341 | egprs1->pi = 0; |
| 1342 | data[5] = 0xc0; |
| 1343 | data[5 + 69] = 1; |
| 1344 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1345 | OSMO_ASSERT(rc == 1138); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1346 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1347 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1348 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1349 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1350 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1351 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1352 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1353 | OSMO_ASSERT(rlc.tfi == 1); |
| 1354 | |
| 1355 | /* MCS 9 */ |
Max | bea2edb | 2019-03-06 17:04:59 +0100 | [diff] [blame] | 1356 | cs = MCS9; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1357 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1358 | egprs1->si = 1; |
| 1359 | egprs1->r = 1; |
| 1360 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1361 | egprs1->tfi_hi = tfi & 0x03; |
| 1362 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1363 | egprs1->bsn1_hi = 0; |
| 1364 | egprs1->bsn1_lo = 0; |
| 1365 | egprs1->bsn2_hi = 1; |
| 1366 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1367 | egprs1->cps = 15; |
| 1368 | egprs1->rsb = 0; |
| 1369 | egprs1->pi = 0; |
| 1370 | data[5] = 0xc0; |
| 1371 | data[5 + 75] = 1; |
| 1372 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1373 | OSMO_ASSERT(rc == 1234); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1374 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1375 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1376 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1377 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1378 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1379 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1380 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1381 | OSMO_ASSERT(rlc.tfi == 1); |
| 1382 | } |
| 1383 | |
| 1384 | void uplink_header_type1_test(void) |
| 1385 | { |
| 1386 | BTS the_bts; |
| 1387 | int ts_no = 7; |
| 1388 | uint32_t fn = 2654218; |
| 1389 | uint16_t qta = 31; |
| 1390 | uint32_t tlli = 0xf1223344; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1391 | uint8_t ms_class = 1; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1392 | |
| 1393 | printf("=== start %s ===\n", __func__); |
| 1394 | setup_bts(&the_bts, ts_no, 12); |
| 1395 | uplink_header_type_1_parsing_test(&the_bts, ts_no, tlli, &fn, |
| 1396 | qta, ms_class); |
| 1397 | printf("=== end %s ===\n", __func__); |
| 1398 | } |
| 1399 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1400 | int main(int argc, char **argv) |
| 1401 | { |
| 1402 | struct vty_app_info pcu_vty_info = {0}; |
| 1403 | |
| 1404 | tall_pcu_ctx = talloc_named_const(NULL, 1, "EdgeTest context"); |
| 1405 | if (!tall_pcu_ctx) |
| 1406 | abort(); |
| 1407 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 1408 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 1409 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1410 | log_set_use_color(osmo_stderr_target, 0); |
| 1411 | log_set_print_filename(osmo_stderr_target, 0); |
| 1412 | |
| 1413 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 1414 | pcu_vty_init(); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1415 | |
| 1416 | test_coding_scheme(); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1417 | test_rlc_info_init(); |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 1418 | test_rlc_unit_decoder(); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1419 | test_rlc_unaligned_copy(); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 1420 | test_rlc_unit_encoder(); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1421 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1422 | uplink_header_type2_test(); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1423 | uplink_header_type1_test(); |
| 1424 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1425 | if (getenv("TALLOC_REPORT_FULL")) |
| 1426 | talloc_report_full(tall_pcu_ctx, stderr); |
| 1427 | return EXIT_SUCCESS; |
| 1428 | } |
| 1429 | |
| 1430 | /* |
| 1431 | * stubs that should not be reached |
| 1432 | */ |
| 1433 | extern "C" { |
| 1434 | void l1if_pdch_req() { abort(); } |
| 1435 | void l1if_connect_pdch() { abort(); } |
| 1436 | void l1if_close_pdch() { abort(); } |
| 1437 | void l1if_open_pdch() { abort(); } |
| 1438 | } |