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" |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 30 | extern "C" { |
| 31 | #include "pcu_vty.h" |
| 32 | |
| 33 | #include <osmocom/core/application.h> |
| 34 | #include <osmocom/core/msgb.h> |
| 35 | #include <osmocom/core/talloc.h> |
| 36 | #include <osmocom/core/utils.h> |
| 37 | #include <osmocom/vty/vty.h> |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 38 | #include <osmocom/gprs/protocol/gsm_04_60.h> |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 39 | } |
| 40 | |
| 41 | #include <errno.h> |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 42 | #include <string.h> |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 43 | #include <limits.h> |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 44 | |
| 45 | void *tall_pcu_ctx; |
| 46 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
| 47 | |
| 48 | static void check_coding_scheme(GprsCodingScheme& cs, GprsCodingScheme::Mode mode) |
| 49 | { |
| 50 | volatile unsigned expected_size; |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 51 | bool need_padding; |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 52 | GprsCodingScheme new_cs; |
| 53 | |
| 54 | OSMO_ASSERT(cs.isValid()); |
| 55 | OSMO_ASSERT(cs.isCompatible(mode)); |
| 56 | |
| 57 | /* Check static getBySizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 58 | expected_size = cs.usedSizeUL(); |
| 59 | if (cs.spareBitsUL() > 0 && cs.isGprs()) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 60 | expected_size += 1; |
| 61 | OSMO_ASSERT(expected_size == cs.sizeUL()); |
| 62 | OSMO_ASSERT(cs == GprsCodingScheme::getBySizeUL(expected_size)); |
| 63 | |
| 64 | /* Check static sizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 65 | expected_size = cs.usedSizeDL(); |
| 66 | if (cs.spareBitsDL() > 0 && cs.isGprs()) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 67 | expected_size += 1; |
| 68 | OSMO_ASSERT(expected_size == cs.sizeDL()); |
| 69 | |
Jacob Erlbeck | 392a545 | 2015-12-14 10:38:29 +0100 | [diff] [blame] | 70 | /* Check data block sizes */ |
| 71 | OSMO_ASSERT(cs.maxDataBlockBytes() * cs.numDataBlocks() < cs.maxBytesDL()); |
| 72 | OSMO_ASSERT(cs.maxDataBlockBytes() * cs.numDataBlocks() < cs.maxBytesUL()); |
| 73 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 74 | /* Check inc/dec */ |
| 75 | new_cs = cs; |
| 76 | new_cs.inc(mode); |
| 77 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 78 | if (new_cs != cs) { |
| 79 | new_cs.dec(mode); |
| 80 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 81 | OSMO_ASSERT(new_cs == cs); |
| 82 | } |
| 83 | new_cs.dec(mode); |
| 84 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 85 | if (new_cs != cs) { |
| 86 | new_cs.inc(mode); |
| 87 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 88 | OSMO_ASSERT(new_cs == cs); |
| 89 | } |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 90 | |
| 91 | new_cs = cs; |
| 92 | new_cs.decToSingleBlock(&need_padding); |
| 93 | OSMO_ASSERT(new_cs.isFamilyCompatible(cs)); |
| 94 | OSMO_ASSERT(cs.isFamilyCompatible(new_cs)); |
| 95 | OSMO_ASSERT(cs.isCompatible(new_cs)); |
| 96 | if (need_padding) { |
Jacob Erlbeck | 215e18c | 2016-02-03 18:22:34 +0100 | [diff] [blame] | 97 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == |
| 98 | new_cs.optionalPaddingBits()/8 + cs.maxDataBlockBytes()); |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 99 | } else { |
| 100 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == cs.maxDataBlockBytes()); |
| 101 | } |
| 102 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | static void test_coding_scheme() |
| 106 | { |
| 107 | unsigned i; |
| 108 | unsigned last_size_UL; |
| 109 | unsigned last_size_DL; |
| 110 | GprsCodingScheme::Scheme gprs_schemes[] = { |
| 111 | GprsCodingScheme::CS1, |
| 112 | GprsCodingScheme::CS2, |
| 113 | GprsCodingScheme::CS3, |
| 114 | GprsCodingScheme::CS4 |
| 115 | }; |
| 116 | struct { |
| 117 | GprsCodingScheme::Scheme s; |
| 118 | bool is_gmsk; |
| 119 | } egprs_schemes[] = { |
| 120 | {GprsCodingScheme::MCS1, true}, |
| 121 | {GprsCodingScheme::MCS2, true}, |
| 122 | {GprsCodingScheme::MCS3, true}, |
| 123 | {GprsCodingScheme::MCS4, true}, |
| 124 | {GprsCodingScheme::MCS5, false}, |
| 125 | {GprsCodingScheme::MCS6, false}, |
| 126 | {GprsCodingScheme::MCS7, false}, |
| 127 | {GprsCodingScheme::MCS8, false}, |
| 128 | {GprsCodingScheme::MCS9, false}, |
| 129 | }; |
| 130 | |
| 131 | printf("=== start %s ===\n", __func__); |
| 132 | |
| 133 | GprsCodingScheme cs; |
| 134 | OSMO_ASSERT(!cs); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 135 | OSMO_ASSERT(GprsCodingScheme::Scheme(cs) == GprsCodingScheme::UNKNOWN); |
| 136 | OSMO_ASSERT(cs == GprsCodingScheme(GprsCodingScheme::UNKNOWN)); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 137 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::GPRS)); |
| 138 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::EGPRS_GMSK)); |
| 139 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::EGPRS)); |
| 140 | |
| 141 | last_size_UL = 0; |
| 142 | last_size_DL = 0; |
| 143 | |
| 144 | for (i = 0; i < ARRAY_SIZE(gprs_schemes); i++) { |
| 145 | GprsCodingScheme current_cs(gprs_schemes[i]); |
| 146 | OSMO_ASSERT(current_cs.isGprs()); |
| 147 | OSMO_ASSERT(!current_cs.isEgprs()); |
| 148 | OSMO_ASSERT(!current_cs.isEgprsGmsk()); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 149 | OSMO_ASSERT(GprsCodingScheme::Scheme(current_cs) == gprs_schemes[i]); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 150 | OSMO_ASSERT(current_cs == GprsCodingScheme(gprs_schemes[i])); |
| 151 | |
| 152 | /* Check strong monotonicity */ |
| 153 | OSMO_ASSERT(current_cs.maxBytesUL() > last_size_UL); |
| 154 | OSMO_ASSERT(current_cs.maxBytesDL() > last_size_DL); |
| 155 | last_size_UL = current_cs.maxBytesUL(); |
| 156 | last_size_DL = current_cs.maxBytesDL(); |
| 157 | |
Jacob Erlbeck | 6c3dc61 | 2015-12-14 10:21:26 +0100 | [diff] [blame] | 158 | /* Check header types */ |
| 159 | OSMO_ASSERT(current_cs.headerTypeData() == |
| 160 | GprsCodingScheme::HEADER_GPRS_DATA); |
| 161 | OSMO_ASSERT(current_cs.headerTypeControl() == |
| 162 | GprsCodingScheme::HEADER_GPRS_CONTROL); |
| 163 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 164 | check_coding_scheme(current_cs, GprsCodingScheme::GPRS); |
| 165 | } |
| 166 | OSMO_ASSERT(i == 4); |
| 167 | |
| 168 | last_size_UL = 0; |
| 169 | last_size_DL = 0; |
| 170 | |
| 171 | for (i = 0; i < ARRAY_SIZE(egprs_schemes); i++) { |
| 172 | GprsCodingScheme current_cs(egprs_schemes[i].s); |
| 173 | OSMO_ASSERT(!current_cs.isGprs()); |
| 174 | OSMO_ASSERT(current_cs.isEgprs()); |
| 175 | OSMO_ASSERT(!!current_cs.isEgprsGmsk() == !!egprs_schemes[i].is_gmsk); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 176 | OSMO_ASSERT(GprsCodingScheme::Scheme(current_cs) == egprs_schemes[i].s); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 177 | OSMO_ASSERT(current_cs == GprsCodingScheme(egprs_schemes[i].s)); |
| 178 | |
| 179 | /* Check strong monotonicity */ |
| 180 | OSMO_ASSERT(current_cs.maxBytesUL() > last_size_UL); |
| 181 | OSMO_ASSERT(current_cs.maxBytesDL() > last_size_DL); |
| 182 | last_size_UL = current_cs.maxBytesUL(); |
| 183 | last_size_DL = current_cs.maxBytesDL(); |
| 184 | |
| 185 | if (egprs_schemes[i].is_gmsk) |
| 186 | check_coding_scheme(current_cs, GprsCodingScheme::EGPRS_GMSK); |
| 187 | check_coding_scheme(current_cs, GprsCodingScheme::EGPRS); |
| 188 | } |
| 189 | OSMO_ASSERT(i == 9); |
| 190 | |
| 191 | printf("=== end %s ===\n", __func__); |
| 192 | } |
| 193 | |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 194 | static void test_rlc_unit_decoder() |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 195 | { |
Jacob Erlbeck | f2ba4cb | 2016-01-07 18:59:28 +0100 | [diff] [blame] | 196 | struct gprs_rlc_data_block_info rdbi = {0}; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 197 | GprsCodingScheme cs; |
| 198 | uint8_t data[74]; |
| 199 | Decoding::RlcData chunks[16]; |
| 200 | volatile int num_chunks = 0; |
| 201 | uint32_t tlli, tlli2; |
| 202 | unsigned int offs; |
| 203 | |
| 204 | |
| 205 | printf("=== start %s ===\n", __func__); |
| 206 | |
| 207 | /* TS 44.060, B.1 */ |
| 208 | cs = GprsCodingScheme::CS4; |
| 209 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 210 | rdbi.e = 0; |
| 211 | rdbi.ti = 0; |
| 212 | rdbi.cv = 15; |
| 213 | tlli = 0; |
| 214 | offs = 0; |
| 215 | data[offs++] = (11 << 2) | (1 << 1) | (0 << 0); |
| 216 | data[offs++] = (26 << 2) | (1 << 1) | (1 << 0); |
| 217 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 218 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 219 | OSMO_ASSERT(num_chunks == 3); |
| 220 | OSMO_ASSERT(tlli == 0); |
| 221 | OSMO_ASSERT(chunks[0].offset == 2); |
| 222 | OSMO_ASSERT(chunks[0].length == 11); |
| 223 | OSMO_ASSERT(chunks[0].is_complete); |
| 224 | OSMO_ASSERT(chunks[1].offset == 13); |
| 225 | OSMO_ASSERT(chunks[1].length == 26); |
| 226 | OSMO_ASSERT(chunks[1].is_complete); |
| 227 | OSMO_ASSERT(chunks[2].offset == 39); |
| 228 | OSMO_ASSERT(chunks[2].length == cs.maxDataBlockBytes() - 39); |
| 229 | OSMO_ASSERT(!chunks[2].is_complete); |
| 230 | |
| 231 | /* TS 44.060, B.2 */ |
| 232 | cs = GprsCodingScheme::CS1; |
| 233 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 234 | rdbi.e = 0; |
| 235 | rdbi.ti = 0; |
| 236 | rdbi.cv = 15; |
| 237 | tlli = 0; |
| 238 | offs = 0; |
| 239 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 240 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 241 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 242 | OSMO_ASSERT(num_chunks == 1); |
| 243 | OSMO_ASSERT(tlli == 0); |
| 244 | OSMO_ASSERT(chunks[0].offset == 1); |
| 245 | OSMO_ASSERT(chunks[0].length == 19); |
| 246 | OSMO_ASSERT(!chunks[0].is_complete); |
| 247 | |
| 248 | rdbi.e = 0; |
| 249 | rdbi.ti = 0; |
| 250 | rdbi.cv = 15; |
| 251 | tlli = 0; |
| 252 | offs = 0; |
| 253 | data[offs++] = (1 << 2) | (1 << 1) | (1 << 0); |
| 254 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 255 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 256 | OSMO_ASSERT(num_chunks == 2); |
| 257 | OSMO_ASSERT(tlli == 0); |
| 258 | OSMO_ASSERT(chunks[0].offset == 1); |
| 259 | OSMO_ASSERT(chunks[0].length == 1); |
| 260 | OSMO_ASSERT(chunks[0].is_complete); |
| 261 | OSMO_ASSERT(chunks[1].offset == 2); |
| 262 | OSMO_ASSERT(chunks[1].length == 18); |
| 263 | OSMO_ASSERT(!chunks[1].is_complete); |
| 264 | |
| 265 | /* TS 44.060, B.3 */ |
| 266 | cs = GprsCodingScheme::CS1; |
| 267 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 268 | rdbi.e = 0; |
| 269 | rdbi.ti = 0; |
| 270 | rdbi.cv = 15; |
| 271 | tlli = 0; |
| 272 | offs = 0; |
| 273 | data[offs++] = (7 << 2) | (1 << 1) | (0 << 0); |
| 274 | data[offs++] = (11 << 2) | (0 << 1) | (1 << 0); |
| 275 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 276 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 277 | OSMO_ASSERT(num_chunks == 2); |
| 278 | OSMO_ASSERT(tlli == 0); |
| 279 | OSMO_ASSERT(chunks[0].offset == 2); |
| 280 | OSMO_ASSERT(chunks[0].length == 7); |
| 281 | OSMO_ASSERT(chunks[0].is_complete); |
| 282 | OSMO_ASSERT(chunks[1].offset == 9); |
| 283 | OSMO_ASSERT(chunks[1].length == 11); |
| 284 | OSMO_ASSERT(chunks[1].is_complete); |
| 285 | |
| 286 | /* TS 44.060, B.4 */ |
| 287 | cs = GprsCodingScheme::CS1; |
| 288 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 289 | rdbi.e = 1; |
| 290 | rdbi.ti = 0; |
| 291 | rdbi.cv = 15; |
| 292 | tlli = 0; |
| 293 | offs = 0; |
| 294 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 295 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 296 | OSMO_ASSERT(num_chunks == 1); |
| 297 | OSMO_ASSERT(tlli == 0); |
| 298 | OSMO_ASSERT(chunks[0].offset == 0); |
| 299 | OSMO_ASSERT(chunks[0].length == 20); |
| 300 | OSMO_ASSERT(!chunks[0].is_complete); |
| 301 | |
| 302 | /* TS 44.060, B.6 */ |
| 303 | cs = GprsCodingScheme::CS1; |
| 304 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 305 | rdbi.e = 1; |
| 306 | rdbi.ti = 0; |
| 307 | rdbi.cv = 0; |
| 308 | tlli = 0; |
| 309 | offs = 0; |
| 310 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 311 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 312 | OSMO_ASSERT(num_chunks == 1); |
| 313 | OSMO_ASSERT(tlli == 0); |
| 314 | OSMO_ASSERT(chunks[0].offset == 0); |
| 315 | OSMO_ASSERT(chunks[0].length == 20); |
| 316 | OSMO_ASSERT(chunks[0].is_complete); |
| 317 | |
| 318 | /* TS 44.060, B.8.1 */ |
| 319 | cs = GprsCodingScheme::MCS4; |
| 320 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 321 | rdbi.e = 0; |
| 322 | rdbi.ti = 0; |
| 323 | rdbi.cv = 15; |
| 324 | tlli = 0; |
| 325 | offs = 0; |
| 326 | data[offs++] = (11 << 1) | (0 << 0); |
| 327 | data[offs++] = (26 << 1) | (1 << 0); |
| 328 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 329 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 330 | OSMO_ASSERT(num_chunks == 3); |
| 331 | OSMO_ASSERT(tlli == 0); |
| 332 | OSMO_ASSERT(chunks[0].offset == 2); |
| 333 | OSMO_ASSERT(chunks[0].length == 11); |
| 334 | OSMO_ASSERT(chunks[0].is_complete); |
| 335 | OSMO_ASSERT(chunks[1].offset == 13); |
| 336 | OSMO_ASSERT(chunks[1].length == 26); |
| 337 | OSMO_ASSERT(chunks[1].is_complete); |
| 338 | OSMO_ASSERT(chunks[2].offset == 39); |
| 339 | OSMO_ASSERT(chunks[2].length == 5); |
| 340 | OSMO_ASSERT(!chunks[2].is_complete); |
| 341 | |
| 342 | /* TS 44.060, B.8.2 */ |
| 343 | |
| 344 | /* Note that the spec confuses the byte numbering here, since it |
| 345 | * includes the FBI/E header bits into the N2 octet count which |
| 346 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 347 | |
| 348 | cs = GprsCodingScheme::MCS2; |
| 349 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 350 | rdbi.e = 0; |
| 351 | rdbi.ti = 0; |
| 352 | rdbi.cv = 15; |
| 353 | tlli = 0; |
| 354 | offs = 0; |
| 355 | data[offs++] = (15 << 1) | (1 << 0); |
| 356 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 357 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 358 | OSMO_ASSERT(num_chunks == 2); |
| 359 | OSMO_ASSERT(tlli == 0); |
| 360 | OSMO_ASSERT(chunks[0].offset == 1); |
| 361 | OSMO_ASSERT(chunks[0].length == 15); |
| 362 | OSMO_ASSERT(chunks[0].is_complete); |
| 363 | OSMO_ASSERT(chunks[1].offset == 16); |
| 364 | OSMO_ASSERT(chunks[1].length == 12); |
| 365 | OSMO_ASSERT(!chunks[1].is_complete); |
| 366 | |
| 367 | rdbi.e = 0; |
| 368 | rdbi.ti = 0; |
| 369 | rdbi.cv = 15; |
| 370 | tlli = 0; |
| 371 | offs = 0; |
| 372 | data[offs++] = ( 0 << 1) | (0 << 0); |
| 373 | data[offs++] = ( 7 << 1) | (0 << 0); |
| 374 | data[offs++] = (18 << 1) | (1 << 0); /* Differs from spec's N2-11 = 17 */ |
| 375 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 376 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 377 | OSMO_ASSERT(num_chunks == 3); |
| 378 | OSMO_ASSERT(tlli == 0); |
| 379 | OSMO_ASSERT(chunks[0].offset == 3); |
| 380 | OSMO_ASSERT(chunks[0].length == 0); |
| 381 | OSMO_ASSERT(chunks[0].is_complete); |
| 382 | OSMO_ASSERT(chunks[1].offset == 3); |
| 383 | OSMO_ASSERT(chunks[1].length == 7); |
| 384 | OSMO_ASSERT(chunks[1].is_complete); |
| 385 | OSMO_ASSERT(chunks[2].offset == 10); |
| 386 | OSMO_ASSERT(chunks[2].length == 18); |
| 387 | OSMO_ASSERT(chunks[2].is_complete); |
| 388 | |
| 389 | rdbi.e = 0; |
| 390 | rdbi.ti = 0; |
| 391 | rdbi.cv = 0; |
| 392 | tlli = 0; |
| 393 | offs = 0; |
| 394 | data[offs++] = ( 6 << 1) | (0 << 0); |
| 395 | data[offs++] = (12 << 1) | (0 << 0); |
| 396 | data[offs++] = (127 << 1) | (1 << 0); |
| 397 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 398 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 399 | OSMO_ASSERT(num_chunks == 2); |
| 400 | OSMO_ASSERT(tlli == 0); |
| 401 | OSMO_ASSERT(chunks[0].offset == 3); |
| 402 | OSMO_ASSERT(chunks[0].length == 6); |
| 403 | OSMO_ASSERT(chunks[0].is_complete); |
| 404 | OSMO_ASSERT(chunks[1].offset == 9); |
| 405 | OSMO_ASSERT(chunks[1].length == 12); |
| 406 | OSMO_ASSERT(chunks[1].is_complete); |
| 407 | |
| 408 | /* TS 44.060, B.8.3 */ |
| 409 | |
| 410 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 411 | |
| 412 | cs = GprsCodingScheme::MCS2; |
| 413 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 414 | rdbi.e = 1; |
| 415 | rdbi.ti = 0; |
| 416 | rdbi.cv = 0; |
| 417 | tlli = 0; |
| 418 | offs = 0; |
| 419 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 420 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 421 | OSMO_ASSERT(num_chunks == 1); |
| 422 | OSMO_ASSERT(tlli == 0); |
| 423 | OSMO_ASSERT(chunks[0].offset == 0); |
| 424 | OSMO_ASSERT(chunks[0].length == 28); |
| 425 | OSMO_ASSERT(chunks[0].is_complete); |
| 426 | |
| 427 | /* CS-1, TLLI, last block, single chunk until the end of the block */ |
| 428 | cs = GprsCodingScheme::CS1; |
| 429 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 430 | rdbi.e = 1; |
| 431 | rdbi.ti = 1; |
| 432 | rdbi.cv = 0; |
| 433 | tlli = 0; |
| 434 | tlli2 = 0xffeeddcc; |
| 435 | offs = 0; |
| 436 | data[offs++] = tlli2 >> 24; |
| 437 | data[offs++] = tlli2 >> 16; |
| 438 | data[offs++] = tlli2 >> 8; |
| 439 | data[offs++] = tlli2 >> 0; |
| 440 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 441 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 442 | OSMO_ASSERT(num_chunks == 1); |
| 443 | OSMO_ASSERT(tlli == tlli2); |
| 444 | OSMO_ASSERT(chunks[0].offset == 4); |
| 445 | OSMO_ASSERT(chunks[0].length == 16); |
| 446 | OSMO_ASSERT(chunks[0].is_complete); |
| 447 | |
| 448 | /* Like TS 44.060, B.2, first RLC block but with TLLI */ |
| 449 | cs = GprsCodingScheme::CS1; |
| 450 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 451 | rdbi.e = 0; |
| 452 | rdbi.ti = 1; |
| 453 | rdbi.cv = 15; |
| 454 | tlli = 0; |
| 455 | tlli2 = 0xffeeddbb; |
| 456 | offs = 0; |
| 457 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 458 | data[offs++] = tlli2 >> 24; |
| 459 | data[offs++] = tlli2 >> 16; |
| 460 | data[offs++] = tlli2 >> 8; |
| 461 | data[offs++] = tlli2 >> 0; |
| 462 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 463 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 464 | OSMO_ASSERT(num_chunks == 1); |
| 465 | OSMO_ASSERT(tlli == tlli2); |
| 466 | OSMO_ASSERT(chunks[0].offset == 5); |
| 467 | OSMO_ASSERT(chunks[0].length == 15); |
| 468 | OSMO_ASSERT(!chunks[0].is_complete); |
| 469 | |
| 470 | /* Like TS 44.060, B.8.1 but with TLLI */ |
| 471 | cs = GprsCodingScheme::MCS4; |
| 472 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 473 | rdbi.e = 0; |
| 474 | rdbi.ti = 1; |
| 475 | rdbi.cv = 15; |
| 476 | tlli = 0; |
| 477 | tlli2 = 0xffeeddaa; |
| 478 | offs = 0; |
| 479 | data[offs++] = (11 << 1) | (0 << 0); |
| 480 | data[offs++] = (26 << 1) | (1 << 0); |
| 481 | /* Little endian */ |
| 482 | data[offs++] = tlli2 >> 0; |
| 483 | data[offs++] = tlli2 >> 8; |
| 484 | data[offs++] = tlli2 >> 16; |
| 485 | data[offs++] = tlli2 >> 24; |
| 486 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 487 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 488 | OSMO_ASSERT(num_chunks == 3); |
| 489 | OSMO_ASSERT(tlli == tlli2); |
| 490 | OSMO_ASSERT(chunks[0].offset == 6); |
| 491 | OSMO_ASSERT(chunks[0].length == 11); |
| 492 | OSMO_ASSERT(chunks[0].is_complete); |
| 493 | OSMO_ASSERT(chunks[1].offset == 17); |
| 494 | OSMO_ASSERT(chunks[1].length == 26); |
| 495 | OSMO_ASSERT(chunks[1].is_complete); |
| 496 | OSMO_ASSERT(chunks[2].offset == 43); |
| 497 | OSMO_ASSERT(chunks[2].length == 1); |
| 498 | OSMO_ASSERT(!chunks[2].is_complete); |
| 499 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 500 | rdbi.e = 0; |
| 501 | rdbi.ti = 0; |
| 502 | rdbi.cv = 1; |
| 503 | tlli = 0; |
| 504 | offs = 0; |
| 505 | data[offs++] = 1; |
| 506 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 507 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 508 | |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 509 | OSMO_ASSERT(num_chunks == 2); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 510 | OSMO_ASSERT(chunks[0].offset == 1); |
Aravind Sirsikar | 22a9019 | 2016-09-15 17:24:49 +0530 | [diff] [blame] | 511 | OSMO_ASSERT(chunks[0].length == 0); |
| 512 | OSMO_ASSERT(chunks[0].is_complete); |
| 513 | |
| 514 | OSMO_ASSERT(chunks[1].offset == 1); |
| 515 | OSMO_ASSERT(chunks[1].length == 43); |
| 516 | OSMO_ASSERT(!chunks[1].is_complete); |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame] | 517 | |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 518 | printf("=== end %s ===\n", __func__); |
| 519 | } |
| 520 | |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 521 | static void test_rlc_unit_encoder() |
| 522 | { |
| 523 | struct gprs_rlc_data_block_info rdbi = {0}; |
| 524 | GprsCodingScheme cs; |
| 525 | uint8_t data[74]; |
| 526 | uint8_t llc_data[1500] = {0,}; |
| 527 | int num_chunks = 0; |
| 528 | int write_offset; |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 529 | int count_payload; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 530 | struct gprs_llc llc; |
| 531 | Encoding::AppendResult ar; |
| 532 | |
| 533 | printf("=== start %s ===\n", __func__); |
| 534 | |
| 535 | llc.init(); |
| 536 | |
| 537 | /* TS 44.060, B.1 */ |
| 538 | cs = GprsCodingScheme::CS4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 539 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 540 | num_chunks = 0; |
| 541 | write_offset = 0; |
| 542 | memset(data, 0, sizeof(data)); |
| 543 | |
| 544 | llc.reset(); |
| 545 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 546 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 547 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 548 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 549 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 550 | |
| 551 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 552 | OSMO_ASSERT(rdbi.e == 0); |
| 553 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 554 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 555 | OSMO_ASSERT(num_chunks == 1); |
| 556 | |
| 557 | llc.reset(); |
| 558 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 559 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 560 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 561 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 562 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 563 | |
| 564 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 565 | OSMO_ASSERT(rdbi.e == 0); |
| 566 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 567 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 568 | OSMO_ASSERT(num_chunks == 2); |
| 569 | |
| 570 | llc.reset(); |
| 571 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 572 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 573 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 574 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 575 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 576 | |
| 577 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 578 | OSMO_ASSERT(rdbi.e == 0); |
| 579 | OSMO_ASSERT(rdbi.cv != 0); |
| 580 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 581 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 582 | OSMO_ASSERT(num_chunks == 3); |
| 583 | |
| 584 | OSMO_ASSERT(data[0] == ((11 << 2) | (1 << 1) | (0 << 0))); |
| 585 | OSMO_ASSERT(data[1] == ((26 << 2) | (1 << 1) | (1 << 0))); |
| 586 | OSMO_ASSERT(data[2] == 0); |
| 587 | |
| 588 | /* TS 44.060, B.2 */ |
| 589 | cs = GprsCodingScheme::CS1; |
| 590 | |
| 591 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 592 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 593 | num_chunks = 0; |
| 594 | write_offset = 0; |
| 595 | memset(data, 0, sizeof(data)); |
| 596 | |
| 597 | llc.reset(); |
| 598 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 599 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 600 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 601 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 602 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 603 | |
| 604 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 605 | OSMO_ASSERT(rdbi.e == 0); |
| 606 | OSMO_ASSERT(write_offset == 1 + 19); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 607 | OSMO_ASSERT(count_payload == 19); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 608 | OSMO_ASSERT(num_chunks == 1); |
| 609 | |
| 610 | OSMO_ASSERT(data[0] == ((0 << 2) | (0 << 1) | (1 << 0))); |
| 611 | OSMO_ASSERT(data[1] == 0); |
| 612 | |
| 613 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 614 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 615 | num_chunks = 0; |
| 616 | write_offset = 0; |
| 617 | memset(data, 0, sizeof(data)); |
| 618 | |
| 619 | OSMO_ASSERT(llc.chunk_size() == 1); |
| 620 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 621 | count_payload = -1; |
| 622 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 623 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 624 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 625 | |
| 626 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 627 | OSMO_ASSERT(rdbi.e == 0); |
| 628 | OSMO_ASSERT(write_offset == 1 + 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 629 | OSMO_ASSERT(count_payload == 1); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 630 | OSMO_ASSERT(num_chunks == 1); |
| 631 | |
| 632 | llc.reset(); |
| 633 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 634 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 635 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 636 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 637 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 638 | |
| 639 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 640 | OSMO_ASSERT(rdbi.e == 0); |
| 641 | OSMO_ASSERT(write_offset == 1 + 1 + 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 642 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 643 | OSMO_ASSERT(num_chunks == 2); |
| 644 | |
| 645 | OSMO_ASSERT(data[0] == ((1 << 2) | (1 << 1) | (1 << 0))); |
| 646 | OSMO_ASSERT(data[1] == 0); |
| 647 | |
| 648 | /* TS 44.060, B.3 */ |
| 649 | cs = GprsCodingScheme::CS1; |
| 650 | |
| 651 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 652 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 653 | num_chunks = 0; |
| 654 | write_offset = 0; |
| 655 | memset(data, 0, sizeof(data)); |
| 656 | |
| 657 | llc.reset(); |
| 658 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 659 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 660 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 661 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 662 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 663 | |
| 664 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 665 | OSMO_ASSERT(rdbi.e == 0); |
| 666 | OSMO_ASSERT(write_offset == 1 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 667 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 668 | OSMO_ASSERT(num_chunks == 1); |
| 669 | |
| 670 | llc.reset(); |
| 671 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 672 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 673 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 674 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 675 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 676 | |
| 677 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 678 | OSMO_ASSERT(rdbi.e == 0); |
| 679 | OSMO_ASSERT(write_offset == 2 + 7 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 680 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 681 | OSMO_ASSERT(num_chunks == 2); |
| 682 | |
| 683 | OSMO_ASSERT(data[0] == ((7 << 2) | (1 << 1) | (0 << 0))); |
| 684 | OSMO_ASSERT(data[1] == ((11 << 2) | (0 << 1) | (1 << 0))); |
| 685 | OSMO_ASSERT(data[2] == 0); |
| 686 | |
| 687 | /* TS 44.060, B.4 */ |
| 688 | cs = GprsCodingScheme::CS1; |
| 689 | |
| 690 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 691 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 692 | num_chunks = 0; |
| 693 | write_offset = 0; |
| 694 | memset(data, 0, sizeof(data)); |
| 695 | |
| 696 | llc.reset(); |
| 697 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 698 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 699 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 700 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 701 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 702 | |
| 703 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 704 | OSMO_ASSERT(rdbi.e == 1); |
| 705 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 706 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 707 | OSMO_ASSERT(num_chunks == 1); |
| 708 | OSMO_ASSERT(rdbi.cv != 0); |
| 709 | |
| 710 | OSMO_ASSERT(data[0] == 0); |
| 711 | |
| 712 | /* TS 44.060, B.5 */ |
| 713 | cs = GprsCodingScheme::CS1; |
| 714 | |
| 715 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 716 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 717 | num_chunks = 0; |
| 718 | write_offset = 0; |
| 719 | memset(data, 0, sizeof(data)); |
| 720 | |
| 721 | llc.reset(); |
| 722 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 723 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 724 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 725 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 726 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 727 | |
| 728 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 729 | OSMO_ASSERT(rdbi.e == 1); |
| 730 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 731 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 732 | OSMO_ASSERT(num_chunks == 1); |
| 733 | OSMO_ASSERT(rdbi.cv == 0); |
| 734 | |
| 735 | OSMO_ASSERT(data[0] == 0); |
| 736 | |
| 737 | /* TS 44.060, B.7 */ |
| 738 | cs = GprsCodingScheme::CS1; |
| 739 | |
| 740 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 741 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 742 | num_chunks = 0; |
| 743 | write_offset = 0; |
| 744 | memset(data, 0, sizeof(data)); |
| 745 | |
| 746 | llc.reset(); |
| 747 | llc.put_frame(llc_data, 30); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 748 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 749 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 750 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 751 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 752 | |
| 753 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 754 | OSMO_ASSERT(rdbi.e == 1); |
| 755 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 756 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 757 | OSMO_ASSERT(num_chunks == 1); |
| 758 | |
| 759 | OSMO_ASSERT(data[0] == 0); |
| 760 | |
| 761 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 762 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 763 | num_chunks = 0; |
| 764 | write_offset = 0; |
| 765 | memset(data, 0, sizeof(data)); |
| 766 | |
| 767 | OSMO_ASSERT(llc.chunk_size() == 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 768 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 769 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 770 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 771 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 772 | |
| 773 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 774 | OSMO_ASSERT(rdbi.e == 0); |
| 775 | OSMO_ASSERT(write_offset == 1 + 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 776 | OSMO_ASSERT(count_payload == 10); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 777 | OSMO_ASSERT(num_chunks == 1); |
| 778 | |
| 779 | llc.reset(); |
| 780 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 781 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 782 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 783 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 784 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 785 | |
| 786 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 787 | OSMO_ASSERT(rdbi.e == 0); |
| 788 | OSMO_ASSERT(write_offset == 1 + 10 + 9); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 789 | OSMO_ASSERT(count_payload == 9); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 790 | OSMO_ASSERT(num_chunks == 2); |
| 791 | |
| 792 | OSMO_ASSERT(data[0] == ((10 << 2) | (1 << 1) | (1 << 0))); |
| 793 | OSMO_ASSERT(data[1] == 0); |
| 794 | |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 795 | /* TS 44.060, B.8.1 */ |
| 796 | cs = GprsCodingScheme::MCS4; |
| 797 | |
| 798 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 799 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 800 | num_chunks = 0; |
| 801 | write_offset = 0; |
| 802 | memset(data, 0, sizeof(data)); |
| 803 | |
| 804 | llc.reset(); |
| 805 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 806 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 807 | |
| 808 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 809 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 810 | |
| 811 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 812 | OSMO_ASSERT(rdbi.e == 0); |
| 813 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 814 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 815 | OSMO_ASSERT(num_chunks == 1); |
| 816 | |
| 817 | llc.reset(); |
| 818 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 819 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 820 | |
| 821 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 822 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 823 | |
| 824 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 825 | OSMO_ASSERT(rdbi.e == 0); |
| 826 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 827 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 828 | OSMO_ASSERT(num_chunks == 2); |
| 829 | |
| 830 | llc.reset(); |
| 831 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 832 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 833 | |
| 834 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 835 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 836 | |
| 837 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 838 | OSMO_ASSERT(rdbi.e == 0); |
| 839 | OSMO_ASSERT(rdbi.cv != 0); |
| 840 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 841 | OSMO_ASSERT(count_payload == 5); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 842 | OSMO_ASSERT(num_chunks == 3); |
| 843 | |
| 844 | OSMO_ASSERT(data[0] == ((11 << 1) | (0 << 0))); |
| 845 | OSMO_ASSERT(data[1] == ((26 << 1) | (1 << 0))); |
| 846 | OSMO_ASSERT(data[2] == 0); |
| 847 | |
| 848 | /* TS 44.060, B.8.2 */ |
| 849 | |
| 850 | /* Note that the spec confuses the byte numbering here, since it |
| 851 | * includes the FBI/E header bits into the N2 octet count which |
| 852 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 853 | |
| 854 | cs = GprsCodingScheme::MCS2; |
| 855 | |
| 856 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 857 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 858 | num_chunks = 0; |
| 859 | write_offset = 0; |
| 860 | memset(data, 0, sizeof(data)); |
| 861 | |
| 862 | llc.reset(); |
| 863 | llc.put_frame(llc_data, 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 864 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 865 | |
| 866 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 867 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 868 | |
| 869 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 870 | OSMO_ASSERT(rdbi.e == 0); |
| 871 | OSMO_ASSERT(write_offset == 1 + 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 872 | OSMO_ASSERT(count_payload == 15); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 873 | OSMO_ASSERT(num_chunks == 1); |
| 874 | |
| 875 | llc.reset(); |
| 876 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 877 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 878 | |
| 879 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 880 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 881 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 882 | /* 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] | 883 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 884 | OSMO_ASSERT(rdbi.e == 0); |
| 885 | OSMO_ASSERT(rdbi.cv != 0); |
| 886 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 887 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 888 | OSMO_ASSERT(num_chunks == 2); |
| 889 | |
| 890 | OSMO_ASSERT(data[0] == ((15 << 1) | (1 << 0))); |
| 891 | OSMO_ASSERT(data[1] == 0); |
| 892 | |
| 893 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 894 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 895 | num_chunks = 0; |
| 896 | write_offset = 0; |
| 897 | memset(data, 0, sizeof(data)); |
| 898 | |
| 899 | OSMO_ASSERT(llc.chunk_size() == 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 900 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 901 | |
| 902 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 903 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 904 | |
| 905 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 906 | OSMO_ASSERT(rdbi.e == 0); |
| 907 | OSMO_ASSERT(write_offset == 1 + 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 908 | OSMO_ASSERT(count_payload == 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 909 | OSMO_ASSERT(num_chunks == 1); |
| 910 | |
| 911 | llc.reset(); |
| 912 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 913 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 914 | |
| 915 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 916 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 917 | |
| 918 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 919 | OSMO_ASSERT(rdbi.e == 0); |
| 920 | OSMO_ASSERT(rdbi.cv != 0); |
| 921 | OSMO_ASSERT(write_offset == 2 + 0 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 922 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 923 | OSMO_ASSERT(num_chunks == 2); |
| 924 | |
| 925 | llc.reset(); |
| 926 | llc.put_frame(llc_data, 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 927 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 928 | |
| 929 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 930 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 931 | |
| 932 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 933 | OSMO_ASSERT(rdbi.e == 0); |
| 934 | OSMO_ASSERT(rdbi.cv != 0); |
| 935 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 936 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 937 | OSMO_ASSERT(num_chunks == 3); |
| 938 | |
| 939 | OSMO_ASSERT(data[0] == ((0 << 1) | (0 << 0))); |
| 940 | OSMO_ASSERT(data[1] == ((7 << 1) | (0 << 0))); |
| 941 | OSMO_ASSERT(data[2] == ((18 << 1) | (1 << 0))); |
| 942 | OSMO_ASSERT(data[3] == 0); |
| 943 | |
| 944 | /* Block 3 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 945 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 946 | num_chunks = 0; |
| 947 | write_offset = 0; |
| 948 | memset(data, 0, sizeof(data)); |
| 949 | |
| 950 | llc.reset(); |
| 951 | llc.put_frame(llc_data, 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 952 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 953 | |
| 954 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 955 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 956 | |
| 957 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 958 | OSMO_ASSERT(rdbi.e == 0); |
| 959 | OSMO_ASSERT(write_offset == 1 + 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 960 | OSMO_ASSERT(count_payload == 6); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 961 | OSMO_ASSERT(num_chunks == 1); |
| 962 | |
| 963 | llc.reset(); |
| 964 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 965 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 966 | |
| 967 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 968 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 969 | |
| 970 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 971 | OSMO_ASSERT(rdbi.e == 0); |
| 972 | OSMO_ASSERT(rdbi.cv == 0); |
| 973 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 974 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 975 | OSMO_ASSERT(num_chunks == 3); |
| 976 | |
| 977 | OSMO_ASSERT(data[0] == ((6 << 1) | (0 << 0))); |
| 978 | OSMO_ASSERT(data[1] == ((12 << 1) | (0 << 0))); |
| 979 | OSMO_ASSERT(data[2] == ((127 << 1) | (1 << 0))); |
| 980 | OSMO_ASSERT(data[3] == 0); |
| 981 | |
| 982 | /* TS 44.060, B.8.3 */ |
| 983 | |
| 984 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 985 | |
| 986 | cs = GprsCodingScheme::MCS2; |
| 987 | |
| 988 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 989 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 990 | num_chunks = 0; |
| 991 | write_offset = 0; |
| 992 | memset(data, 0, sizeof(data)); |
| 993 | |
| 994 | llc.reset(); |
| 995 | llc.put_frame(llc_data, rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 996 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 997 | |
| 998 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 999 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1000 | |
| 1001 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1002 | OSMO_ASSERT(rdbi.e == 1); |
| 1003 | OSMO_ASSERT(rdbi.cv == 0); |
| 1004 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1005 | 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] | 1006 | OSMO_ASSERT(num_chunks == 1); |
| 1007 | |
| 1008 | OSMO_ASSERT(data[0] == 0); |
| 1009 | |
| 1010 | /* Final block with an LLC of size data_len-1 */ |
| 1011 | |
| 1012 | cs = GprsCodingScheme::MCS2; |
| 1013 | |
| 1014 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1015 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1016 | num_chunks = 0; |
| 1017 | write_offset = 0; |
| 1018 | memset(data, 0, sizeof(data)); |
| 1019 | |
| 1020 | llc.reset(); |
| 1021 | llc.put_frame(llc_data, rdbi.data_len - 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1022 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1023 | |
| 1024 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1025 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1026 | |
| 1027 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1028 | OSMO_ASSERT(rdbi.e == 0); |
| 1029 | OSMO_ASSERT(rdbi.cv == 0); |
| 1030 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1031 | OSMO_ASSERT((rdbi.data_len - 1) <= INT_MAX |
| 1032 | && count_payload == (int)(rdbi.data_len - 1)); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1033 | OSMO_ASSERT(num_chunks == 1); |
| 1034 | |
| 1035 | OSMO_ASSERT(data[0] == (((rdbi.data_len-1) << 1) | (1 << 0))); |
| 1036 | OSMO_ASSERT(data[1] == 0); |
| 1037 | |
| 1038 | /* Final block with an LLC of size data_len-2 */ |
| 1039 | |
| 1040 | cs = GprsCodingScheme::MCS2; |
| 1041 | |
| 1042 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1043 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1044 | num_chunks = 0; |
| 1045 | write_offset = 0; |
| 1046 | memset(data, 0, sizeof(data)); |
| 1047 | |
| 1048 | llc.reset(); |
| 1049 | llc.put_frame(llc_data, rdbi.data_len - 2); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1050 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1051 | |
| 1052 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1053 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1054 | |
| 1055 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1056 | OSMO_ASSERT(rdbi.e == 0); |
| 1057 | OSMO_ASSERT(rdbi.cv == 0); |
| 1058 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1059 | OSMO_ASSERT((rdbi.data_len - 2) <= INT_MAX |
| 1060 | && count_payload == (int)(rdbi.data_len - 2)); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1061 | OSMO_ASSERT(num_chunks == 2); |
| 1062 | |
| 1063 | OSMO_ASSERT(data[0] == (((rdbi.data_len-2) << 1) | (0 << 0))); |
| 1064 | OSMO_ASSERT(data[1] == ((127 << 1) | (1 << 0))); |
| 1065 | OSMO_ASSERT(data[2] == 0); |
| 1066 | |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 1067 | printf("=== end %s ===\n", __func__); |
| 1068 | } |
| 1069 | |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1070 | static void test_rlc_unaligned_copy() |
| 1071 | { |
| 1072 | uint8_t bits[256]; |
| 1073 | uint8_t saved_block[256]; |
| 1074 | uint8_t test_block[256]; |
| 1075 | uint8_t out_block[256]; |
| 1076 | GprsCodingScheme::Scheme scheme; |
| 1077 | int pattern; |
| 1078 | volatile unsigned int block_idx, i; |
| 1079 | |
| 1080 | for (scheme = GprsCodingScheme::CS1; |
| 1081 | scheme < GprsCodingScheme::NUM_SCHEMES; |
| 1082 | scheme = GprsCodingScheme::Scheme(scheme + 1)) |
| 1083 | { |
| 1084 | GprsCodingScheme cs(scheme); |
| 1085 | |
| 1086 | for (pattern = 0; pattern <= 0xff; pattern += 0xff) { |
| 1087 | /* prepare test block */ |
| 1088 | test_block[0] = pattern ^ 0xff; |
| 1089 | for (i = 1; i + 1 < cs.maxDataBlockBytes(); i++) |
| 1090 | test_block[i] = i; |
| 1091 | test_block[cs.maxDataBlockBytes()-1] = pattern ^ 0xff; |
| 1092 | |
| 1093 | for (block_idx = 0; |
| 1094 | block_idx < cs.numDataBlocks(); |
| 1095 | block_idx++) |
| 1096 | { |
| 1097 | struct gprs_rlc_data_info rlc; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1098 | gprs_rlc_data_info_init_dl(&rlc, cs, false, 0); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1099 | |
| 1100 | memset(bits, pattern, sizeof(bits)); |
| 1101 | Decoding::rlc_copy_to_aligned_buffer( |
| 1102 | &rlc, block_idx, bits, saved_block); |
| 1103 | |
| 1104 | fprintf(stderr, |
| 1105 | "Test data block: %s\n", |
| 1106 | osmo_hexdump(test_block, cs.maxDataBlockBytes())); |
| 1107 | |
| 1108 | Encoding::rlc_copy_from_aligned_buffer( |
| 1109 | &rlc, block_idx, bits, test_block); |
| 1110 | |
| 1111 | fprintf(stderr, |
| 1112 | "Encoded message block, %s, idx %d, " |
| 1113 | "pattern %02x: %s\n", |
| 1114 | rlc.cs.name(), block_idx, pattern, |
| 1115 | osmo_hexdump(bits, cs.sizeDL())); |
| 1116 | |
| 1117 | Decoding::rlc_copy_to_aligned_buffer( |
| 1118 | &rlc, block_idx, bits, out_block); |
| 1119 | |
| 1120 | fprintf(stderr, |
| 1121 | "Out data block: %s\n", |
| 1122 | osmo_hexdump(out_block, cs.maxDataBlockBytes())); |
| 1123 | /* restore original bits */ |
| 1124 | Encoding::rlc_copy_from_aligned_buffer( |
| 1125 | &rlc, block_idx, bits, saved_block); |
| 1126 | |
| 1127 | OSMO_ASSERT(memcmp(test_block, out_block, |
| 1128 | rlc.cs.maxDataBlockBytes()) == 0); |
| 1129 | |
| 1130 | for (i = 0; i < sizeof(bits); i++) |
| 1131 | OSMO_ASSERT(bits[i] == pattern); |
| 1132 | } |
| 1133 | } |
| 1134 | } |
| 1135 | } |
| 1136 | |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1137 | static void test_rlc_info_init() |
| 1138 | { |
| 1139 | struct gprs_rlc_data_info rlc; |
| 1140 | |
| 1141 | printf("=== start %s ===\n", __func__); |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1142 | gprs_rlc_data_info_init_dl(&rlc, |
| 1143 | GprsCodingScheme(GprsCodingScheme::CS1), false, 0); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1144 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1145 | OSMO_ASSERT(rlc.data_offs_bits[0] == 24); |
| 1146 | OSMO_ASSERT(rlc.block_info[0].data_len == 20); |
| 1147 | |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1148 | gprs_rlc_data_info_init_dl(&rlc, |
| 1149 | GprsCodingScheme(GprsCodingScheme::MCS1), false, 0); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1150 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1151 | OSMO_ASSERT(rlc.data_offs_bits[0] == 33); |
| 1152 | OSMO_ASSERT(rlc.block_info[0].data_len == 22); |
| 1153 | |
| 1154 | printf("=== end %s ===\n", __func__); |
| 1155 | } |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1156 | |
| 1157 | static const struct log_info_cat default_categories[] = { |
| 1158 | {"DCSN1", "\033[1;31m", "Concrete Syntax Notation One (CSN1)", LOGL_INFO, 0}, |
| 1159 | {"DL1IF", "\033[1;32m", "GPRS PCU L1 interface (L1IF)", LOGL_DEBUG, 1}, |
| 1160 | {"DRLCMAC", "\033[0;33m", "GPRS RLC/MAC layer (RLCMAC)", LOGL_DEBUG, 1}, |
| 1161 | {"DRLCMACDATA", "\033[0;33m", "GPRS RLC/MAC layer Data (RLCMAC)", LOGL_DEBUG, 1}, |
| 1162 | {"DRLCMACDL", "\033[1;33m", "GPRS RLC/MAC layer Downlink (RLCMAC)", LOGL_DEBUG, 1}, |
| 1163 | {"DRLCMACUL", "\033[1;36m", "GPRS RLC/MAC layer Uplink (RLCMAC)", LOGL_DEBUG, 1}, |
| 1164 | {"DRLCMACSCHED", "\033[0;36m", "GPRS RLC/MAC layer Scheduling (RLCMAC)", LOGL_DEBUG, 1}, |
| 1165 | {"DRLCMACMEAS", "\033[1;31m", "GPRS RLC/MAC layer Measurements (RLCMAC)", LOGL_INFO, 1}, |
| 1166 | {"DNS","\033[1;34m", "GPRS Network Service Protocol (NS)", LOGL_INFO , 1}, |
| 1167 | {"DBSSGP","\033[1;34m", "GPRS BSS Gateway Protocol (BSSGP)", LOGL_INFO , 1}, |
| 1168 | {"DPCU", "\033[1;35m", "GPRS Packet Control Unit (PCU)", LOGL_NOTICE, 1}, |
| 1169 | }; |
| 1170 | |
| 1171 | static int filter_fn(const struct log_context *ctx, |
| 1172 | struct log_target *tar) |
| 1173 | { |
| 1174 | return 1; |
| 1175 | } |
| 1176 | |
| 1177 | const struct log_info debug_log_info = { |
| 1178 | filter_fn, |
| 1179 | (struct log_info_cat*)default_categories, |
| 1180 | ARRAY_SIZE(default_categories), |
| 1181 | }; |
| 1182 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1183 | static void setup_bts(BTS *the_bts, uint8_t ts_no, uint8_t cs = 1) |
| 1184 | { |
| 1185 | gprs_rlcmac_bts *bts; |
| 1186 | gprs_rlcmac_trx *trx; |
| 1187 | |
| 1188 | bts = the_bts->bts_data(); |
| 1189 | bts->egprs_enabled = true; |
| 1190 | bts->alloc_algorithm = alloc_algorithm_a; |
| 1191 | bts->initial_cs_dl = cs; |
| 1192 | bts->initial_cs_ul = cs; |
| 1193 | trx = &bts->trx[0]; |
| 1194 | trx->pdch[ts_no].enable(); |
| 1195 | } |
| 1196 | static void uplink_header_type_2_parsing_test(BTS *the_bts, |
| 1197 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1198 | uint8_t ms_class) |
| 1199 | { |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1200 | struct pcu_l1_meas meas; |
| 1201 | int tfi = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1202 | uint8_t data[79] = {0}; |
| 1203 | struct gprs_rlc_ul_header_egprs_2 *egprs2 = NULL; |
| 1204 | |
| 1205 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1206 | |
| 1207 | tfi = 1; |
| 1208 | |
| 1209 | struct gprs_rlc_data_info rlc; |
| 1210 | GprsCodingScheme cs; |
| 1211 | int rc, offs; |
| 1212 | |
| 1213 | /*without padding*/ |
| 1214 | cs = GprsCodingScheme::MCS5; |
| 1215 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1216 | egprs2->r = 1; |
| 1217 | egprs2->si = 1; |
| 1218 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1219 | egprs2->tfi_hi = tfi & 0x03; |
| 1220 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1221 | egprs2->bsn1_hi = 0; |
| 1222 | egprs2->bsn1_lo = 0; |
| 1223 | egprs2->cps_hi = 3; |
| 1224 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1225 | egprs2->rsb = 0; |
| 1226 | egprs2->pi = 0; |
| 1227 | data[4] = 0x20; /* Setting E field */ |
| 1228 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1229 | OSMO_ASSERT(rc == 487); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1230 | offs = rlc.data_offs_bits[0] / 8; |
| 1231 | OSMO_ASSERT(offs == 4); |
| 1232 | OSMO_ASSERT(rlc.tfi == 1); |
| 1233 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1234 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1235 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1236 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1237 | |
| 1238 | /* with padding case */ |
| 1239 | cs = GprsCodingScheme::MCS6; |
| 1240 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1241 | egprs2->r = 1; |
| 1242 | egprs2->si = 1; |
| 1243 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1244 | egprs2->tfi_hi = tfi & 0x03; |
| 1245 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1246 | egprs2->bsn1_hi = 0; |
| 1247 | egprs2->bsn1_lo = 0; |
| 1248 | egprs2->cps_hi = 3; |
| 1249 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1250 | egprs2->rsb = 0; |
| 1251 | egprs2->pi = 0; |
| 1252 | data[10] = 0x20; /* Setting E field */ |
| 1253 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1254 | OSMO_ASSERT(rc == 679); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1255 | offs = rlc.data_offs_bits[0] / 8; |
| 1256 | OSMO_ASSERT(offs == 10); |
| 1257 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1258 | OSMO_ASSERT(rlc.tfi == 1); |
| 1259 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1260 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1261 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1262 | |
| 1263 | egprs2->r = 1; |
| 1264 | egprs2->si = 1; |
| 1265 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1266 | egprs2->tfi_hi = tfi & 0x03; |
| 1267 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1268 | egprs2->bsn1_hi = 1; |
| 1269 | egprs2->bsn1_lo = 0; |
| 1270 | egprs2->cps_hi = 2; |
| 1271 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1272 | egprs2->rsb = 0; |
| 1273 | egprs2->pi = 0; |
| 1274 | data[10] = 0x20; /* Setting E field */ |
| 1275 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1276 | OSMO_ASSERT(rc == 679); |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1277 | offs = rlc.data_offs_bits[0] / 8; |
| 1278 | OSMO_ASSERT(offs == 10); |
| 1279 | OSMO_ASSERT(rlc.tfi == 1); |
| 1280 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1281 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1282 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1283 | OSMO_ASSERT(rlc.block_info[0].bsn == 1); |
| 1284 | } |
| 1285 | |
| 1286 | static void uplink_header_type2_test(void) |
| 1287 | { |
| 1288 | BTS the_bts; |
| 1289 | int ts_no = 7; |
| 1290 | uint32_t fn = 2654218; |
| 1291 | uint16_t qta = 31; |
| 1292 | uint32_t tlli = 0xf1223344; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1293 | uint8_t ms_class = 1; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1294 | |
| 1295 | printf("=== start %s ===\n", __func__); |
| 1296 | setup_bts(&the_bts, ts_no, 10); |
| 1297 | |
| 1298 | uplink_header_type_2_parsing_test(&the_bts, ts_no, |
| 1299 | tlli, &fn, qta, ms_class); |
| 1300 | printf("=== end %s ===\n", __func__); |
| 1301 | } |
| 1302 | |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1303 | static void uplink_header_type_1_parsing_test(BTS *the_bts, |
| 1304 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1305 | uint8_t ms_class) |
| 1306 | { |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1307 | int tfi = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1308 | uint8_t data[155] = {0}; |
| 1309 | struct gprs_rlc_ul_header_egprs_1 *egprs1 = NULL; |
| 1310 | struct gprs_rlc_data_info rlc; |
| 1311 | GprsCodingScheme cs; |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 1312 | int rc; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1313 | |
| 1314 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1315 | |
| 1316 | tfi = 1; |
| 1317 | |
| 1318 | /* MCS 7 */ |
| 1319 | cs = GprsCodingScheme::MCS7; |
| 1320 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1321 | egprs1->si = 1; |
| 1322 | egprs1->r = 1; |
| 1323 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1324 | egprs1->tfi_hi = tfi & 0x03; |
| 1325 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1326 | egprs1->bsn1_hi = 0; |
| 1327 | egprs1->bsn1_lo = 0; |
| 1328 | egprs1->bsn2_hi = 1; |
| 1329 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1330 | egprs1->cps = 15; |
| 1331 | egprs1->rsb = 0; |
| 1332 | egprs1->pi = 0; |
| 1333 | data[5] = 0xc0; |
| 1334 | data[5 + 57] = 1; |
| 1335 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1336 | OSMO_ASSERT(rc == 946); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1337 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1338 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1339 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1340 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1341 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1342 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1343 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1344 | OSMO_ASSERT(rlc.tfi == 1); |
| 1345 | |
| 1346 | /* MCS 8 */ |
| 1347 | cs = GprsCodingScheme::MCS8; |
| 1348 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1349 | egprs1->si = 1; |
| 1350 | egprs1->r = 1; |
| 1351 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1352 | egprs1->tfi_hi = tfi & 0x03; |
| 1353 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1354 | egprs1->bsn1_hi = 0; |
| 1355 | egprs1->bsn1_lo = 0; |
| 1356 | egprs1->bsn2_hi = 1; |
| 1357 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1358 | egprs1->cps = 15; |
| 1359 | egprs1->rsb = 0; |
| 1360 | egprs1->pi = 0; |
| 1361 | data[5] = 0xc0; |
| 1362 | data[5 + 69] = 1; |
| 1363 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1364 | OSMO_ASSERT(rc == 1138); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1365 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1366 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1367 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1368 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1369 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1370 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1371 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1372 | OSMO_ASSERT(rlc.tfi == 1); |
| 1373 | |
| 1374 | /* MCS 9 */ |
| 1375 | cs = GprsCodingScheme::MCS9; |
| 1376 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1377 | egprs1->si = 1; |
| 1378 | egprs1->r = 1; |
| 1379 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1380 | egprs1->tfi_hi = tfi & 0x03; |
| 1381 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1382 | egprs1->bsn1_hi = 0; |
| 1383 | egprs1->bsn1_lo = 0; |
| 1384 | egprs1->bsn2_hi = 1; |
| 1385 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1386 | egprs1->cps = 15; |
| 1387 | egprs1->rsb = 0; |
| 1388 | egprs1->pi = 0; |
| 1389 | data[5] = 0xc0; |
| 1390 | data[5 + 75] = 1; |
| 1391 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
Neels Hofmeyr | de9da39 | 2017-02-08 17:34:56 +0100 | [diff] [blame] | 1392 | OSMO_ASSERT(rc == 1234); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1393 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1394 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1395 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1396 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1397 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1398 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1399 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1400 | OSMO_ASSERT(rlc.tfi == 1); |
| 1401 | } |
| 1402 | |
| 1403 | void uplink_header_type1_test(void) |
| 1404 | { |
| 1405 | BTS the_bts; |
| 1406 | int ts_no = 7; |
| 1407 | uint32_t fn = 2654218; |
| 1408 | uint16_t qta = 31; |
| 1409 | uint32_t tlli = 0xf1223344; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1410 | uint8_t ms_class = 1; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1411 | |
| 1412 | printf("=== start %s ===\n", __func__); |
| 1413 | setup_bts(&the_bts, ts_no, 12); |
| 1414 | uplink_header_type_1_parsing_test(&the_bts, ts_no, tlli, &fn, |
| 1415 | qta, ms_class); |
| 1416 | printf("=== end %s ===\n", __func__); |
| 1417 | } |
| 1418 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1419 | int main(int argc, char **argv) |
| 1420 | { |
| 1421 | struct vty_app_info pcu_vty_info = {0}; |
| 1422 | |
| 1423 | tall_pcu_ctx = talloc_named_const(NULL, 1, "EdgeTest context"); |
| 1424 | if (!tall_pcu_ctx) |
| 1425 | abort(); |
| 1426 | |
Neels Hofmeyr | 78ce591 | 2017-02-08 17:07:31 +0100 | [diff] [blame] | 1427 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1428 | osmo_init_logging(&debug_log_info); |
| 1429 | log_set_use_color(osmo_stderr_target, 0); |
| 1430 | log_set_print_filename(osmo_stderr_target, 0); |
| 1431 | |
| 1432 | vty_init(&pcu_vty_info); |
| 1433 | pcu_vty_init(&debug_log_info); |
| 1434 | |
| 1435 | test_coding_scheme(); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1436 | test_rlc_info_init(); |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 1437 | test_rlc_unit_decoder(); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1438 | test_rlc_unaligned_copy(); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 1439 | test_rlc_unit_encoder(); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1440 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1441 | uplink_header_type2_test(); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1442 | uplink_header_type1_test(); |
| 1443 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1444 | if (getenv("TALLOC_REPORT_FULL")) |
| 1445 | talloc_report_full(tall_pcu_ctx, stderr); |
| 1446 | return EXIT_SUCCESS; |
| 1447 | } |
| 1448 | |
| 1449 | /* |
| 1450 | * stubs that should not be reached |
| 1451 | */ |
| 1452 | extern "C" { |
| 1453 | void l1if_pdch_req() { abort(); } |
| 1454 | void l1if_connect_pdch() { abort(); } |
| 1455 | void l1if_close_pdch() { abort(); } |
| 1456 | void l1if_open_pdch() { abort(); } |
| 1457 | } |