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> |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 43 | |
| 44 | void *tall_pcu_ctx; |
| 45 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
| 46 | |
| 47 | static void check_coding_scheme(GprsCodingScheme& cs, GprsCodingScheme::Mode mode) |
| 48 | { |
| 49 | volatile unsigned expected_size; |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 50 | bool need_padding; |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 51 | GprsCodingScheme new_cs; |
| 52 | |
| 53 | OSMO_ASSERT(cs.isValid()); |
| 54 | OSMO_ASSERT(cs.isCompatible(mode)); |
| 55 | |
| 56 | /* Check static getBySizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 57 | expected_size = cs.usedSizeUL(); |
| 58 | if (cs.spareBitsUL() > 0 && cs.isGprs()) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 59 | expected_size += 1; |
| 60 | OSMO_ASSERT(expected_size == cs.sizeUL()); |
| 61 | OSMO_ASSERT(cs == GprsCodingScheme::getBySizeUL(expected_size)); |
| 62 | |
| 63 | /* Check static sizeUL() */ |
Jacob Erlbeck | fc1b3e6 | 2016-01-11 09:58:11 +0100 | [diff] [blame] | 64 | expected_size = cs.usedSizeDL(); |
| 65 | if (cs.spareBitsDL() > 0 && cs.isGprs()) |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 66 | expected_size += 1; |
| 67 | OSMO_ASSERT(expected_size == cs.sizeDL()); |
| 68 | |
Jacob Erlbeck | 392a545 | 2015-12-14 10:38:29 +0100 | [diff] [blame] | 69 | /* Check data block sizes */ |
| 70 | OSMO_ASSERT(cs.maxDataBlockBytes() * cs.numDataBlocks() < cs.maxBytesDL()); |
| 71 | OSMO_ASSERT(cs.maxDataBlockBytes() * cs.numDataBlocks() < cs.maxBytesUL()); |
| 72 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 73 | /* Check inc/dec */ |
| 74 | new_cs = cs; |
| 75 | new_cs.inc(mode); |
| 76 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 77 | if (new_cs != cs) { |
| 78 | new_cs.dec(mode); |
| 79 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 80 | OSMO_ASSERT(new_cs == cs); |
| 81 | } |
| 82 | new_cs.dec(mode); |
| 83 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 84 | if (new_cs != cs) { |
| 85 | new_cs.inc(mode); |
| 86 | OSMO_ASSERT(new_cs.isCompatible(mode)); |
| 87 | OSMO_ASSERT(new_cs == cs); |
| 88 | } |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 89 | |
| 90 | new_cs = cs; |
| 91 | new_cs.decToSingleBlock(&need_padding); |
| 92 | OSMO_ASSERT(new_cs.isFamilyCompatible(cs)); |
| 93 | OSMO_ASSERT(cs.isFamilyCompatible(new_cs)); |
| 94 | OSMO_ASSERT(cs.isCompatible(new_cs)); |
| 95 | if (need_padding) { |
Jacob Erlbeck | 215e18c | 2016-02-03 18:22:34 +0100 | [diff] [blame] | 96 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == |
| 97 | new_cs.optionalPaddingBits()/8 + cs.maxDataBlockBytes()); |
Jacob Erlbeck | 2305afd | 2016-02-03 15:25:04 +0100 | [diff] [blame] | 98 | } else { |
| 99 | OSMO_ASSERT(new_cs.maxDataBlockBytes() == cs.maxDataBlockBytes()); |
| 100 | } |
| 101 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 102 | } |
| 103 | |
| 104 | static void test_coding_scheme() |
| 105 | { |
| 106 | unsigned i; |
| 107 | unsigned last_size_UL; |
| 108 | unsigned last_size_DL; |
| 109 | GprsCodingScheme::Scheme gprs_schemes[] = { |
| 110 | GprsCodingScheme::CS1, |
| 111 | GprsCodingScheme::CS2, |
| 112 | GprsCodingScheme::CS3, |
| 113 | GprsCodingScheme::CS4 |
| 114 | }; |
| 115 | struct { |
| 116 | GprsCodingScheme::Scheme s; |
| 117 | bool is_gmsk; |
| 118 | } egprs_schemes[] = { |
| 119 | {GprsCodingScheme::MCS1, true}, |
| 120 | {GprsCodingScheme::MCS2, true}, |
| 121 | {GprsCodingScheme::MCS3, true}, |
| 122 | {GprsCodingScheme::MCS4, true}, |
| 123 | {GprsCodingScheme::MCS5, false}, |
| 124 | {GprsCodingScheme::MCS6, false}, |
| 125 | {GprsCodingScheme::MCS7, false}, |
| 126 | {GprsCodingScheme::MCS8, false}, |
| 127 | {GprsCodingScheme::MCS9, false}, |
| 128 | }; |
| 129 | |
| 130 | printf("=== start %s ===\n", __func__); |
| 131 | |
| 132 | GprsCodingScheme cs; |
| 133 | OSMO_ASSERT(!cs); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 134 | OSMO_ASSERT(GprsCodingScheme::Scheme(cs) == GprsCodingScheme::UNKNOWN); |
| 135 | OSMO_ASSERT(cs == GprsCodingScheme(GprsCodingScheme::UNKNOWN)); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 136 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::GPRS)); |
| 137 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::EGPRS_GMSK)); |
| 138 | OSMO_ASSERT(!cs.isCompatible(GprsCodingScheme::EGPRS)); |
| 139 | |
| 140 | last_size_UL = 0; |
| 141 | last_size_DL = 0; |
| 142 | |
| 143 | for (i = 0; i < ARRAY_SIZE(gprs_schemes); i++) { |
| 144 | GprsCodingScheme current_cs(gprs_schemes[i]); |
| 145 | OSMO_ASSERT(current_cs.isGprs()); |
| 146 | OSMO_ASSERT(!current_cs.isEgprs()); |
| 147 | OSMO_ASSERT(!current_cs.isEgprsGmsk()); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 148 | OSMO_ASSERT(GprsCodingScheme::Scheme(current_cs) == gprs_schemes[i]); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 149 | OSMO_ASSERT(current_cs == GprsCodingScheme(gprs_schemes[i])); |
| 150 | |
| 151 | /* Check strong monotonicity */ |
| 152 | OSMO_ASSERT(current_cs.maxBytesUL() > last_size_UL); |
| 153 | OSMO_ASSERT(current_cs.maxBytesDL() > last_size_DL); |
| 154 | last_size_UL = current_cs.maxBytesUL(); |
| 155 | last_size_DL = current_cs.maxBytesDL(); |
| 156 | |
Jacob Erlbeck | 6c3dc61 | 2015-12-14 10:21:26 +0100 | [diff] [blame] | 157 | /* Check header types */ |
| 158 | OSMO_ASSERT(current_cs.headerTypeData() == |
| 159 | GprsCodingScheme::HEADER_GPRS_DATA); |
| 160 | OSMO_ASSERT(current_cs.headerTypeControl() == |
| 161 | GprsCodingScheme::HEADER_GPRS_CONTROL); |
| 162 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 163 | check_coding_scheme(current_cs, GprsCodingScheme::GPRS); |
| 164 | } |
| 165 | OSMO_ASSERT(i == 4); |
| 166 | |
| 167 | last_size_UL = 0; |
| 168 | last_size_DL = 0; |
| 169 | |
| 170 | for (i = 0; i < ARRAY_SIZE(egprs_schemes); i++) { |
| 171 | GprsCodingScheme current_cs(egprs_schemes[i].s); |
| 172 | OSMO_ASSERT(!current_cs.isGprs()); |
| 173 | OSMO_ASSERT(current_cs.isEgprs()); |
| 174 | OSMO_ASSERT(!!current_cs.isEgprsGmsk() == !!egprs_schemes[i].is_gmsk); |
Jacob Erlbeck | 4c9e549 | 2016-01-04 16:00:05 +0100 | [diff] [blame] | 175 | OSMO_ASSERT(GprsCodingScheme::Scheme(current_cs) == egprs_schemes[i].s); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 176 | OSMO_ASSERT(current_cs == GprsCodingScheme(egprs_schemes[i].s)); |
| 177 | |
| 178 | /* Check strong monotonicity */ |
| 179 | OSMO_ASSERT(current_cs.maxBytesUL() > last_size_UL); |
| 180 | OSMO_ASSERT(current_cs.maxBytesDL() > last_size_DL); |
| 181 | last_size_UL = current_cs.maxBytesUL(); |
| 182 | last_size_DL = current_cs.maxBytesDL(); |
| 183 | |
| 184 | if (egprs_schemes[i].is_gmsk) |
| 185 | check_coding_scheme(current_cs, GprsCodingScheme::EGPRS_GMSK); |
| 186 | check_coding_scheme(current_cs, GprsCodingScheme::EGPRS); |
| 187 | } |
| 188 | OSMO_ASSERT(i == 9); |
| 189 | |
| 190 | printf("=== end %s ===\n", __func__); |
| 191 | } |
| 192 | |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 193 | static void test_rlc_unit_decoder() |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 194 | { |
Jacob Erlbeck | f2ba4cb | 2016-01-07 18:59:28 +0100 | [diff] [blame] | 195 | struct gprs_rlc_data_block_info rdbi = {0}; |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 196 | GprsCodingScheme cs; |
| 197 | uint8_t data[74]; |
| 198 | Decoding::RlcData chunks[16]; |
| 199 | volatile int num_chunks = 0; |
| 200 | uint32_t tlli, tlli2; |
| 201 | unsigned int offs; |
| 202 | |
| 203 | |
| 204 | printf("=== start %s ===\n", __func__); |
| 205 | |
| 206 | /* TS 44.060, B.1 */ |
| 207 | cs = GprsCodingScheme::CS4; |
| 208 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 209 | rdbi.e = 0; |
| 210 | rdbi.ti = 0; |
| 211 | rdbi.cv = 15; |
| 212 | tlli = 0; |
| 213 | offs = 0; |
| 214 | data[offs++] = (11 << 2) | (1 << 1) | (0 << 0); |
| 215 | data[offs++] = (26 << 2) | (1 << 1) | (1 << 0); |
| 216 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 217 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 218 | OSMO_ASSERT(num_chunks == 3); |
| 219 | OSMO_ASSERT(tlli == 0); |
| 220 | OSMO_ASSERT(chunks[0].offset == 2); |
| 221 | OSMO_ASSERT(chunks[0].length == 11); |
| 222 | OSMO_ASSERT(chunks[0].is_complete); |
| 223 | OSMO_ASSERT(chunks[1].offset == 13); |
| 224 | OSMO_ASSERT(chunks[1].length == 26); |
| 225 | OSMO_ASSERT(chunks[1].is_complete); |
| 226 | OSMO_ASSERT(chunks[2].offset == 39); |
| 227 | OSMO_ASSERT(chunks[2].length == cs.maxDataBlockBytes() - 39); |
| 228 | OSMO_ASSERT(!chunks[2].is_complete); |
| 229 | |
| 230 | /* TS 44.060, B.2 */ |
| 231 | cs = GprsCodingScheme::CS1; |
| 232 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 233 | rdbi.e = 0; |
| 234 | rdbi.ti = 0; |
| 235 | rdbi.cv = 15; |
| 236 | tlli = 0; |
| 237 | offs = 0; |
| 238 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 239 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 240 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 241 | OSMO_ASSERT(num_chunks == 1); |
| 242 | OSMO_ASSERT(tlli == 0); |
| 243 | OSMO_ASSERT(chunks[0].offset == 1); |
| 244 | OSMO_ASSERT(chunks[0].length == 19); |
| 245 | OSMO_ASSERT(!chunks[0].is_complete); |
| 246 | |
| 247 | rdbi.e = 0; |
| 248 | rdbi.ti = 0; |
| 249 | rdbi.cv = 15; |
| 250 | tlli = 0; |
| 251 | offs = 0; |
| 252 | data[offs++] = (1 << 2) | (1 << 1) | (1 << 0); |
| 253 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 254 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 255 | OSMO_ASSERT(num_chunks == 2); |
| 256 | OSMO_ASSERT(tlli == 0); |
| 257 | OSMO_ASSERT(chunks[0].offset == 1); |
| 258 | OSMO_ASSERT(chunks[0].length == 1); |
| 259 | OSMO_ASSERT(chunks[0].is_complete); |
| 260 | OSMO_ASSERT(chunks[1].offset == 2); |
| 261 | OSMO_ASSERT(chunks[1].length == 18); |
| 262 | OSMO_ASSERT(!chunks[1].is_complete); |
| 263 | |
| 264 | /* TS 44.060, B.3 */ |
| 265 | cs = GprsCodingScheme::CS1; |
| 266 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 267 | rdbi.e = 0; |
| 268 | rdbi.ti = 0; |
| 269 | rdbi.cv = 15; |
| 270 | tlli = 0; |
| 271 | offs = 0; |
| 272 | data[offs++] = (7 << 2) | (1 << 1) | (0 << 0); |
| 273 | data[offs++] = (11 << 2) | (0 << 1) | (1 << 0); |
| 274 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 275 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 276 | OSMO_ASSERT(num_chunks == 2); |
| 277 | OSMO_ASSERT(tlli == 0); |
| 278 | OSMO_ASSERT(chunks[0].offset == 2); |
| 279 | OSMO_ASSERT(chunks[0].length == 7); |
| 280 | OSMO_ASSERT(chunks[0].is_complete); |
| 281 | OSMO_ASSERT(chunks[1].offset == 9); |
| 282 | OSMO_ASSERT(chunks[1].length == 11); |
| 283 | OSMO_ASSERT(chunks[1].is_complete); |
| 284 | |
| 285 | /* TS 44.060, B.4 */ |
| 286 | cs = GprsCodingScheme::CS1; |
| 287 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 288 | rdbi.e = 1; |
| 289 | rdbi.ti = 0; |
| 290 | rdbi.cv = 15; |
| 291 | tlli = 0; |
| 292 | offs = 0; |
| 293 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 294 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 295 | OSMO_ASSERT(num_chunks == 1); |
| 296 | OSMO_ASSERT(tlli == 0); |
| 297 | OSMO_ASSERT(chunks[0].offset == 0); |
| 298 | OSMO_ASSERT(chunks[0].length == 20); |
| 299 | OSMO_ASSERT(!chunks[0].is_complete); |
| 300 | |
| 301 | /* TS 44.060, B.6 */ |
| 302 | cs = GprsCodingScheme::CS1; |
| 303 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 304 | rdbi.e = 1; |
| 305 | rdbi.ti = 0; |
| 306 | rdbi.cv = 0; |
| 307 | tlli = 0; |
| 308 | offs = 0; |
| 309 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 310 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 311 | OSMO_ASSERT(num_chunks == 1); |
| 312 | OSMO_ASSERT(tlli == 0); |
| 313 | OSMO_ASSERT(chunks[0].offset == 0); |
| 314 | OSMO_ASSERT(chunks[0].length == 20); |
| 315 | OSMO_ASSERT(chunks[0].is_complete); |
| 316 | |
| 317 | /* TS 44.060, B.8.1 */ |
| 318 | cs = GprsCodingScheme::MCS4; |
| 319 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 320 | rdbi.e = 0; |
| 321 | rdbi.ti = 0; |
| 322 | rdbi.cv = 15; |
| 323 | tlli = 0; |
| 324 | offs = 0; |
| 325 | data[offs++] = (11 << 1) | (0 << 0); |
| 326 | data[offs++] = (26 << 1) | (1 << 0); |
| 327 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 328 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 329 | OSMO_ASSERT(num_chunks == 3); |
| 330 | OSMO_ASSERT(tlli == 0); |
| 331 | OSMO_ASSERT(chunks[0].offset == 2); |
| 332 | OSMO_ASSERT(chunks[0].length == 11); |
| 333 | OSMO_ASSERT(chunks[0].is_complete); |
| 334 | OSMO_ASSERT(chunks[1].offset == 13); |
| 335 | OSMO_ASSERT(chunks[1].length == 26); |
| 336 | OSMO_ASSERT(chunks[1].is_complete); |
| 337 | OSMO_ASSERT(chunks[2].offset == 39); |
| 338 | OSMO_ASSERT(chunks[2].length == 5); |
| 339 | OSMO_ASSERT(!chunks[2].is_complete); |
| 340 | |
| 341 | /* TS 44.060, B.8.2 */ |
| 342 | |
| 343 | /* Note that the spec confuses the byte numbering here, since it |
| 344 | * includes the FBI/E header bits into the N2 octet count which |
| 345 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 346 | |
| 347 | cs = GprsCodingScheme::MCS2; |
| 348 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 349 | rdbi.e = 0; |
| 350 | rdbi.ti = 0; |
| 351 | rdbi.cv = 15; |
| 352 | tlli = 0; |
| 353 | offs = 0; |
| 354 | data[offs++] = (15 << 1) | (1 << 0); |
| 355 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 356 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 357 | OSMO_ASSERT(num_chunks == 2); |
| 358 | OSMO_ASSERT(tlli == 0); |
| 359 | OSMO_ASSERT(chunks[0].offset == 1); |
| 360 | OSMO_ASSERT(chunks[0].length == 15); |
| 361 | OSMO_ASSERT(chunks[0].is_complete); |
| 362 | OSMO_ASSERT(chunks[1].offset == 16); |
| 363 | OSMO_ASSERT(chunks[1].length == 12); |
| 364 | OSMO_ASSERT(!chunks[1].is_complete); |
| 365 | |
| 366 | rdbi.e = 0; |
| 367 | rdbi.ti = 0; |
| 368 | rdbi.cv = 15; |
| 369 | tlli = 0; |
| 370 | offs = 0; |
| 371 | data[offs++] = ( 0 << 1) | (0 << 0); |
| 372 | data[offs++] = ( 7 << 1) | (0 << 0); |
| 373 | data[offs++] = (18 << 1) | (1 << 0); /* Differs from spec's N2-11 = 17 */ |
| 374 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 375 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 376 | OSMO_ASSERT(num_chunks == 3); |
| 377 | OSMO_ASSERT(tlli == 0); |
| 378 | OSMO_ASSERT(chunks[0].offset == 3); |
| 379 | OSMO_ASSERT(chunks[0].length == 0); |
| 380 | OSMO_ASSERT(chunks[0].is_complete); |
| 381 | OSMO_ASSERT(chunks[1].offset == 3); |
| 382 | OSMO_ASSERT(chunks[1].length == 7); |
| 383 | OSMO_ASSERT(chunks[1].is_complete); |
| 384 | OSMO_ASSERT(chunks[2].offset == 10); |
| 385 | OSMO_ASSERT(chunks[2].length == 18); |
| 386 | OSMO_ASSERT(chunks[2].is_complete); |
| 387 | |
| 388 | rdbi.e = 0; |
| 389 | rdbi.ti = 0; |
| 390 | rdbi.cv = 0; |
| 391 | tlli = 0; |
| 392 | offs = 0; |
| 393 | data[offs++] = ( 6 << 1) | (0 << 0); |
| 394 | data[offs++] = (12 << 1) | (0 << 0); |
| 395 | data[offs++] = (127 << 1) | (1 << 0); |
| 396 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 397 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 398 | OSMO_ASSERT(num_chunks == 2); |
| 399 | OSMO_ASSERT(tlli == 0); |
| 400 | OSMO_ASSERT(chunks[0].offset == 3); |
| 401 | OSMO_ASSERT(chunks[0].length == 6); |
| 402 | OSMO_ASSERT(chunks[0].is_complete); |
| 403 | OSMO_ASSERT(chunks[1].offset == 9); |
| 404 | OSMO_ASSERT(chunks[1].length == 12); |
| 405 | OSMO_ASSERT(chunks[1].is_complete); |
| 406 | |
| 407 | /* TS 44.060, B.8.3 */ |
| 408 | |
| 409 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 410 | |
| 411 | cs = GprsCodingScheme::MCS2; |
| 412 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 413 | rdbi.e = 1; |
| 414 | rdbi.ti = 0; |
| 415 | rdbi.cv = 0; |
| 416 | tlli = 0; |
| 417 | offs = 0; |
| 418 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 419 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 420 | OSMO_ASSERT(num_chunks == 1); |
| 421 | OSMO_ASSERT(tlli == 0); |
| 422 | OSMO_ASSERT(chunks[0].offset == 0); |
| 423 | OSMO_ASSERT(chunks[0].length == 28); |
| 424 | OSMO_ASSERT(chunks[0].is_complete); |
| 425 | |
| 426 | /* CS-1, TLLI, last block, single chunk until the end of the block */ |
| 427 | cs = GprsCodingScheme::CS1; |
| 428 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 429 | rdbi.e = 1; |
| 430 | rdbi.ti = 1; |
| 431 | rdbi.cv = 0; |
| 432 | tlli = 0; |
| 433 | tlli2 = 0xffeeddcc; |
| 434 | offs = 0; |
| 435 | data[offs++] = tlli2 >> 24; |
| 436 | data[offs++] = tlli2 >> 16; |
| 437 | data[offs++] = tlli2 >> 8; |
| 438 | data[offs++] = tlli2 >> 0; |
| 439 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 440 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 441 | OSMO_ASSERT(num_chunks == 1); |
| 442 | OSMO_ASSERT(tlli == tlli2); |
| 443 | OSMO_ASSERT(chunks[0].offset == 4); |
| 444 | OSMO_ASSERT(chunks[0].length == 16); |
| 445 | OSMO_ASSERT(chunks[0].is_complete); |
| 446 | |
| 447 | /* Like TS 44.060, B.2, first RLC block but with TLLI */ |
| 448 | cs = GprsCodingScheme::CS1; |
| 449 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 450 | rdbi.e = 0; |
| 451 | rdbi.ti = 1; |
| 452 | rdbi.cv = 15; |
| 453 | tlli = 0; |
| 454 | tlli2 = 0xffeeddbb; |
| 455 | offs = 0; |
| 456 | data[offs++] = (0 << 2) | (0 << 1) | (1 << 0); |
| 457 | data[offs++] = tlli2 >> 24; |
| 458 | data[offs++] = tlli2 >> 16; |
| 459 | data[offs++] = tlli2 >> 8; |
| 460 | data[offs++] = tlli2 >> 0; |
| 461 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 462 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 463 | OSMO_ASSERT(num_chunks == 1); |
| 464 | OSMO_ASSERT(tlli == tlli2); |
| 465 | OSMO_ASSERT(chunks[0].offset == 5); |
| 466 | OSMO_ASSERT(chunks[0].length == 15); |
| 467 | OSMO_ASSERT(!chunks[0].is_complete); |
| 468 | |
| 469 | /* Like TS 44.060, B.8.1 but with TLLI */ |
| 470 | cs = GprsCodingScheme::MCS4; |
| 471 | rdbi.data_len = cs.maxDataBlockBytes(); |
| 472 | rdbi.e = 0; |
| 473 | rdbi.ti = 1; |
| 474 | rdbi.cv = 15; |
| 475 | tlli = 0; |
| 476 | tlli2 = 0xffeeddaa; |
| 477 | offs = 0; |
| 478 | data[offs++] = (11 << 1) | (0 << 0); |
| 479 | data[offs++] = (26 << 1) | (1 << 0); |
| 480 | /* Little endian */ |
| 481 | data[offs++] = tlli2 >> 0; |
| 482 | data[offs++] = tlli2 >> 8; |
| 483 | data[offs++] = tlli2 >> 16; |
| 484 | data[offs++] = tlli2 >> 24; |
| 485 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 486 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 487 | OSMO_ASSERT(num_chunks == 3); |
| 488 | OSMO_ASSERT(tlli == tlli2); |
| 489 | OSMO_ASSERT(chunks[0].offset == 6); |
| 490 | OSMO_ASSERT(chunks[0].length == 11); |
| 491 | OSMO_ASSERT(chunks[0].is_complete); |
| 492 | OSMO_ASSERT(chunks[1].offset == 17); |
| 493 | OSMO_ASSERT(chunks[1].length == 26); |
| 494 | OSMO_ASSERT(chunks[1].is_complete); |
| 495 | OSMO_ASSERT(chunks[2].offset == 43); |
| 496 | OSMO_ASSERT(chunks[2].length == 1); |
| 497 | OSMO_ASSERT(!chunks[2].is_complete); |
| 498 | |
Aravind Sirsikar | 3463bd4 | 2016-09-15 17:19:54 +0530 | [diff] [blame^] | 499 | /* |
| 500 | * TODO: simulate 3GPP TS 44.060 version 7.27.0 Release 7 |
| 501 | * row 4 of Table 10.4.14a.1 |
| 502 | * should expect 2 chunks. but currently it fails |
| 503 | * due to bug. The assert will be fixed along with actual |
| 504 | * fix |
| 505 | */ |
| 506 | rdbi.e = 0; |
| 507 | rdbi.ti = 0; |
| 508 | rdbi.cv = 1; |
| 509 | tlli = 0; |
| 510 | offs = 0; |
| 511 | data[offs++] = 1; |
| 512 | num_chunks = Decoding::rlc_data_from_ul_data(&rdbi, cs, data, |
| 513 | chunks, ARRAY_SIZE(chunks), &tlli); |
| 514 | |
| 515 | /* |
| 516 | * TODO: we expect 2 chunks here |
| 517 | * index 0 as complete and index 1 as incomplete |
| 518 | * due to current bug we see only 1 chunk |
| 519 | * assert for index 1 will be added in subsequent |
| 520 | * patch |
| 521 | */ |
| 522 | OSMO_ASSERT(num_chunks == 1); |
| 523 | OSMO_ASSERT(chunks[0].offset == 1); |
| 524 | OSMO_ASSERT(chunks[0].length == 43); |
| 525 | OSMO_ASSERT(!chunks[0].is_complete); |
| 526 | |
Jacob Erlbeck | 6167925 | 2015-12-11 18:25:21 +0100 | [diff] [blame] | 527 | printf("=== end %s ===\n", __func__); |
| 528 | } |
| 529 | |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 530 | static void test_rlc_unit_encoder() |
| 531 | { |
| 532 | struct gprs_rlc_data_block_info rdbi = {0}; |
| 533 | GprsCodingScheme cs; |
| 534 | uint8_t data[74]; |
| 535 | uint8_t llc_data[1500] = {0,}; |
| 536 | int num_chunks = 0; |
| 537 | int write_offset; |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 538 | int count_payload; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 539 | struct gprs_llc llc; |
| 540 | Encoding::AppendResult ar; |
| 541 | |
| 542 | printf("=== start %s ===\n", __func__); |
| 543 | |
| 544 | llc.init(); |
| 545 | |
| 546 | /* TS 44.060, B.1 */ |
| 547 | cs = GprsCodingScheme::CS4; |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 548 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 549 | num_chunks = 0; |
| 550 | write_offset = 0; |
| 551 | memset(data, 0, sizeof(data)); |
| 552 | |
| 553 | llc.reset(); |
| 554 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 555 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 556 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 557 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 558 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 559 | |
| 560 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 561 | OSMO_ASSERT(rdbi.e == 0); |
| 562 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 563 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 564 | OSMO_ASSERT(num_chunks == 1); |
| 565 | |
| 566 | llc.reset(); |
| 567 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 568 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 569 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 570 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 571 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 572 | |
| 573 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 574 | OSMO_ASSERT(rdbi.e == 0); |
| 575 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 576 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 577 | OSMO_ASSERT(num_chunks == 2); |
| 578 | |
| 579 | llc.reset(); |
| 580 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 581 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 582 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 583 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 584 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 585 | |
| 586 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 587 | OSMO_ASSERT(rdbi.e == 0); |
| 588 | OSMO_ASSERT(rdbi.cv != 0); |
| 589 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 590 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 591 | OSMO_ASSERT(num_chunks == 3); |
| 592 | |
| 593 | OSMO_ASSERT(data[0] == ((11 << 2) | (1 << 1) | (0 << 0))); |
| 594 | OSMO_ASSERT(data[1] == ((26 << 2) | (1 << 1) | (1 << 0))); |
| 595 | OSMO_ASSERT(data[2] == 0); |
| 596 | |
| 597 | /* TS 44.060, B.2 */ |
| 598 | cs = GprsCodingScheme::CS1; |
| 599 | |
| 600 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 601 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 602 | num_chunks = 0; |
| 603 | write_offset = 0; |
| 604 | memset(data, 0, sizeof(data)); |
| 605 | |
| 606 | llc.reset(); |
| 607 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 608 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 609 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 610 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 611 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 612 | |
| 613 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 614 | OSMO_ASSERT(rdbi.e == 0); |
| 615 | OSMO_ASSERT(write_offset == 1 + 19); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 616 | OSMO_ASSERT(count_payload == 19); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 617 | OSMO_ASSERT(num_chunks == 1); |
| 618 | |
| 619 | OSMO_ASSERT(data[0] == ((0 << 2) | (0 << 1) | (1 << 0))); |
| 620 | OSMO_ASSERT(data[1] == 0); |
| 621 | |
| 622 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 623 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 624 | num_chunks = 0; |
| 625 | write_offset = 0; |
| 626 | memset(data, 0, sizeof(data)); |
| 627 | |
| 628 | OSMO_ASSERT(llc.chunk_size() == 1); |
| 629 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 630 | count_payload = -1; |
| 631 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 632 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 633 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 634 | |
| 635 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 636 | OSMO_ASSERT(rdbi.e == 0); |
| 637 | OSMO_ASSERT(write_offset == 1 + 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 638 | OSMO_ASSERT(count_payload == 1); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 639 | OSMO_ASSERT(num_chunks == 1); |
| 640 | |
| 641 | llc.reset(); |
| 642 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 643 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 644 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 645 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 646 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 647 | |
| 648 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 649 | OSMO_ASSERT(rdbi.e == 0); |
| 650 | OSMO_ASSERT(write_offset == 1 + 1 + 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 651 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 652 | OSMO_ASSERT(num_chunks == 2); |
| 653 | |
| 654 | OSMO_ASSERT(data[0] == ((1 << 2) | (1 << 1) | (1 << 0))); |
| 655 | OSMO_ASSERT(data[1] == 0); |
| 656 | |
| 657 | /* TS 44.060, B.3 */ |
| 658 | cs = GprsCodingScheme::CS1; |
| 659 | |
| 660 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 661 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 662 | num_chunks = 0; |
| 663 | write_offset = 0; |
| 664 | memset(data, 0, sizeof(data)); |
| 665 | |
| 666 | llc.reset(); |
| 667 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 668 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 669 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 670 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 671 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 672 | |
| 673 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 674 | OSMO_ASSERT(rdbi.e == 0); |
| 675 | OSMO_ASSERT(write_offset == 1 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 676 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 677 | OSMO_ASSERT(num_chunks == 1); |
| 678 | |
| 679 | llc.reset(); |
| 680 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 681 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 682 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 683 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 684 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 685 | |
| 686 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 687 | OSMO_ASSERT(rdbi.e == 0); |
| 688 | OSMO_ASSERT(write_offset == 2 + 7 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 689 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 690 | OSMO_ASSERT(num_chunks == 2); |
| 691 | |
| 692 | OSMO_ASSERT(data[0] == ((7 << 2) | (1 << 1) | (0 << 0))); |
| 693 | OSMO_ASSERT(data[1] == ((11 << 2) | (0 << 1) | (1 << 0))); |
| 694 | OSMO_ASSERT(data[2] == 0); |
| 695 | |
| 696 | /* TS 44.060, B.4 */ |
| 697 | cs = GprsCodingScheme::CS1; |
| 698 | |
| 699 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 700 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 701 | num_chunks = 0; |
| 702 | write_offset = 0; |
| 703 | memset(data, 0, sizeof(data)); |
| 704 | |
| 705 | llc.reset(); |
| 706 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 707 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 708 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 709 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 710 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 711 | |
| 712 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 713 | OSMO_ASSERT(rdbi.e == 1); |
| 714 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 715 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 716 | OSMO_ASSERT(num_chunks == 1); |
| 717 | OSMO_ASSERT(rdbi.cv != 0); |
| 718 | |
| 719 | OSMO_ASSERT(data[0] == 0); |
| 720 | |
| 721 | /* TS 44.060, B.5 */ |
| 722 | cs = GprsCodingScheme::CS1; |
| 723 | |
| 724 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 725 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 726 | num_chunks = 0; |
| 727 | write_offset = 0; |
| 728 | memset(data, 0, sizeof(data)); |
| 729 | |
| 730 | llc.reset(); |
| 731 | llc.put_frame(llc_data, 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 732 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 733 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 734 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 735 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 736 | |
| 737 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 738 | OSMO_ASSERT(rdbi.e == 1); |
| 739 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 740 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 741 | OSMO_ASSERT(num_chunks == 1); |
| 742 | OSMO_ASSERT(rdbi.cv == 0); |
| 743 | |
| 744 | OSMO_ASSERT(data[0] == 0); |
| 745 | |
| 746 | /* TS 44.060, B.7 */ |
| 747 | cs = GprsCodingScheme::CS1; |
| 748 | |
| 749 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 750 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 751 | num_chunks = 0; |
| 752 | write_offset = 0; |
| 753 | memset(data, 0, sizeof(data)); |
| 754 | |
| 755 | llc.reset(); |
| 756 | llc.put_frame(llc_data, 30); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 757 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 758 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 759 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 760 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 761 | |
| 762 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 763 | OSMO_ASSERT(rdbi.e == 1); |
| 764 | OSMO_ASSERT(write_offset == 20); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 765 | OSMO_ASSERT(count_payload == 20); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 766 | OSMO_ASSERT(num_chunks == 1); |
| 767 | |
| 768 | OSMO_ASSERT(data[0] == 0); |
| 769 | |
| 770 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 771 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 772 | num_chunks = 0; |
| 773 | write_offset = 0; |
| 774 | memset(data, 0, sizeof(data)); |
| 775 | |
| 776 | OSMO_ASSERT(llc.chunk_size() == 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 777 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 778 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 779 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 780 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 781 | |
| 782 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 783 | OSMO_ASSERT(rdbi.e == 0); |
| 784 | OSMO_ASSERT(write_offset == 1 + 10); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 785 | OSMO_ASSERT(count_payload == 10); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 786 | OSMO_ASSERT(num_chunks == 1); |
| 787 | |
| 788 | llc.reset(); |
| 789 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 790 | count_payload = -1; |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 791 | |
Jacob Erlbeck | 5058bd6 | 2016-01-13 10:51:25 +0100 | [diff] [blame] | 792 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 793 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 794 | |
| 795 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 796 | OSMO_ASSERT(rdbi.e == 0); |
| 797 | OSMO_ASSERT(write_offset == 1 + 10 + 9); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 798 | OSMO_ASSERT(count_payload == 9); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 799 | OSMO_ASSERT(num_chunks == 2); |
| 800 | |
| 801 | OSMO_ASSERT(data[0] == ((10 << 2) | (1 << 1) | (1 << 0))); |
| 802 | OSMO_ASSERT(data[1] == 0); |
| 803 | |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 804 | /* TS 44.060, B.8.1 */ |
| 805 | cs = GprsCodingScheme::MCS4; |
| 806 | |
| 807 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 808 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 809 | num_chunks = 0; |
| 810 | write_offset = 0; |
| 811 | memset(data, 0, sizeof(data)); |
| 812 | |
| 813 | llc.reset(); |
| 814 | llc.put_frame(llc_data, 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 815 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 816 | |
| 817 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 818 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 819 | |
| 820 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 821 | OSMO_ASSERT(rdbi.e == 0); |
| 822 | OSMO_ASSERT(write_offset == 1 + 11); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 823 | OSMO_ASSERT(count_payload == 11); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 824 | OSMO_ASSERT(num_chunks == 1); |
| 825 | |
| 826 | llc.reset(); |
| 827 | llc.put_frame(llc_data, 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 828 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 829 | |
| 830 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 831 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 832 | |
| 833 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 834 | OSMO_ASSERT(rdbi.e == 0); |
| 835 | OSMO_ASSERT(write_offset == 2 + 11 + 26); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 836 | OSMO_ASSERT(count_payload == 26); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 837 | OSMO_ASSERT(num_chunks == 2); |
| 838 | |
| 839 | llc.reset(); |
| 840 | llc.put_frame(llc_data, 99); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 841 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 842 | |
| 843 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 844 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 845 | |
| 846 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 847 | OSMO_ASSERT(rdbi.e == 0); |
| 848 | OSMO_ASSERT(rdbi.cv != 0); |
| 849 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 850 | OSMO_ASSERT(count_payload == 5); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 851 | OSMO_ASSERT(num_chunks == 3); |
| 852 | |
| 853 | OSMO_ASSERT(data[0] == ((11 << 1) | (0 << 0))); |
| 854 | OSMO_ASSERT(data[1] == ((26 << 1) | (1 << 0))); |
| 855 | OSMO_ASSERT(data[2] == 0); |
| 856 | |
| 857 | /* TS 44.060, B.8.2 */ |
| 858 | |
| 859 | /* Note that the spec confuses the byte numbering here, since it |
| 860 | * includes the FBI/E header bits into the N2 octet count which |
| 861 | * is not consistent with Section 10.3a.1 & 10.3a.2. */ |
| 862 | |
| 863 | cs = GprsCodingScheme::MCS2; |
| 864 | |
| 865 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 866 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 867 | num_chunks = 0; |
| 868 | write_offset = 0; |
| 869 | memset(data, 0, sizeof(data)); |
| 870 | |
| 871 | llc.reset(); |
| 872 | llc.put_frame(llc_data, 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 873 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 874 | |
| 875 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 876 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 877 | |
| 878 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 879 | OSMO_ASSERT(rdbi.e == 0); |
| 880 | OSMO_ASSERT(write_offset == 1 + 15); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 881 | OSMO_ASSERT(count_payload == 15); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 882 | OSMO_ASSERT(num_chunks == 1); |
| 883 | |
| 884 | llc.reset(); |
| 885 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 886 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 887 | |
| 888 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 889 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 890 | |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 891 | /* 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] | 892 | OSMO_ASSERT(ar == Encoding::AR_NEED_MORE_BLOCKS); |
| 893 | OSMO_ASSERT(rdbi.e == 0); |
| 894 | OSMO_ASSERT(rdbi.cv != 0); |
| 895 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 896 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 897 | OSMO_ASSERT(num_chunks == 2); |
| 898 | |
| 899 | OSMO_ASSERT(data[0] == ((15 << 1) | (1 << 0))); |
| 900 | OSMO_ASSERT(data[1] == 0); |
| 901 | |
| 902 | /* Block 2 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 903 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 904 | num_chunks = 0; |
| 905 | write_offset = 0; |
| 906 | memset(data, 0, sizeof(data)); |
| 907 | |
| 908 | OSMO_ASSERT(llc.chunk_size() == 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 909 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 910 | |
| 911 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 912 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 913 | |
| 914 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 915 | OSMO_ASSERT(rdbi.e == 0); |
| 916 | OSMO_ASSERT(write_offset == 1 + 0); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 917 | OSMO_ASSERT(count_payload == 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 918 | OSMO_ASSERT(num_chunks == 1); |
| 919 | |
| 920 | llc.reset(); |
| 921 | llc.put_frame(llc_data, 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 922 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 923 | |
| 924 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 925 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 926 | |
| 927 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 928 | OSMO_ASSERT(rdbi.e == 0); |
| 929 | OSMO_ASSERT(rdbi.cv != 0); |
| 930 | OSMO_ASSERT(write_offset == 2 + 0 + 7); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 931 | OSMO_ASSERT(count_payload == 7); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 932 | OSMO_ASSERT(num_chunks == 2); |
| 933 | |
| 934 | llc.reset(); |
| 935 | llc.put_frame(llc_data, 18); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 936 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 937 | |
| 938 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 939 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 940 | |
| 941 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 942 | OSMO_ASSERT(rdbi.e == 0); |
| 943 | OSMO_ASSERT(rdbi.cv != 0); |
| 944 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 945 | OSMO_ASSERT(count_payload == 18); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 946 | OSMO_ASSERT(num_chunks == 3); |
| 947 | |
| 948 | OSMO_ASSERT(data[0] == ((0 << 1) | (0 << 0))); |
| 949 | OSMO_ASSERT(data[1] == ((7 << 1) | (0 << 0))); |
| 950 | OSMO_ASSERT(data[2] == ((18 << 1) | (1 << 0))); |
| 951 | OSMO_ASSERT(data[3] == 0); |
| 952 | |
| 953 | /* Block 3 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 954 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 955 | num_chunks = 0; |
| 956 | write_offset = 0; |
| 957 | memset(data, 0, sizeof(data)); |
| 958 | |
| 959 | llc.reset(); |
| 960 | llc.put_frame(llc_data, 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 961 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 962 | |
| 963 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 964 | &llc, &write_offset, &num_chunks, data, false, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 965 | |
| 966 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_SPACE_LEFT); |
| 967 | OSMO_ASSERT(rdbi.e == 0); |
| 968 | OSMO_ASSERT(write_offset == 1 + 6); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 969 | OSMO_ASSERT(count_payload == 6); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 970 | OSMO_ASSERT(num_chunks == 1); |
| 971 | |
| 972 | llc.reset(); |
| 973 | llc.put_frame(llc_data, 12); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 974 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 975 | |
| 976 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 977 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 978 | |
| 979 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 980 | OSMO_ASSERT(rdbi.e == 0); |
| 981 | OSMO_ASSERT(rdbi.cv == 0); |
| 982 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 983 | OSMO_ASSERT(count_payload == 12); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 984 | OSMO_ASSERT(num_chunks == 3); |
| 985 | |
| 986 | OSMO_ASSERT(data[0] == ((6 << 1) | (0 << 0))); |
| 987 | OSMO_ASSERT(data[1] == ((12 << 1) | (0 << 0))); |
| 988 | OSMO_ASSERT(data[2] == ((127 << 1) | (1 << 0))); |
| 989 | OSMO_ASSERT(data[3] == 0); |
| 990 | |
| 991 | /* TS 44.060, B.8.3 */ |
| 992 | |
| 993 | /* Note that the spec confuses the byte numbering here, too (see above) */ |
| 994 | |
| 995 | cs = GprsCodingScheme::MCS2; |
| 996 | |
| 997 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 998 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 999 | num_chunks = 0; |
| 1000 | write_offset = 0; |
| 1001 | memset(data, 0, sizeof(data)); |
| 1002 | |
| 1003 | llc.reset(); |
| 1004 | llc.put_frame(llc_data, rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1005 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1006 | |
| 1007 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1008 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1009 | |
| 1010 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1011 | OSMO_ASSERT(rdbi.e == 1); |
| 1012 | OSMO_ASSERT(rdbi.cv == 0); |
| 1013 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1014 | OSMO_ASSERT(count_payload == rdbi.data_len); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1015 | OSMO_ASSERT(num_chunks == 1); |
| 1016 | |
| 1017 | OSMO_ASSERT(data[0] == 0); |
| 1018 | |
| 1019 | /* Final block with an LLC of size data_len-1 */ |
| 1020 | |
| 1021 | cs = GprsCodingScheme::MCS2; |
| 1022 | |
| 1023 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1024 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1025 | num_chunks = 0; |
| 1026 | write_offset = 0; |
| 1027 | memset(data, 0, sizeof(data)); |
| 1028 | |
| 1029 | llc.reset(); |
| 1030 | llc.put_frame(llc_data, rdbi.data_len - 1); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1031 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1032 | |
| 1033 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1034 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1035 | |
| 1036 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1037 | OSMO_ASSERT(rdbi.e == 0); |
| 1038 | OSMO_ASSERT(rdbi.cv == 0); |
| 1039 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1040 | OSMO_ASSERT(count_payload == rdbi.data_len - 1); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1041 | OSMO_ASSERT(num_chunks == 1); |
| 1042 | |
| 1043 | OSMO_ASSERT(data[0] == (((rdbi.data_len-1) << 1) | (1 << 0))); |
| 1044 | OSMO_ASSERT(data[1] == 0); |
| 1045 | |
| 1046 | /* Final block with an LLC of size data_len-2 */ |
| 1047 | |
| 1048 | cs = GprsCodingScheme::MCS2; |
| 1049 | |
| 1050 | /* Block 1 */ |
Aravind Sirsikar | 50b0970 | 2016-08-22 17:21:10 +0530 | [diff] [blame] | 1051 | gprs_rlc_data_block_info_init(&rdbi, cs, false, 0); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1052 | num_chunks = 0; |
| 1053 | write_offset = 0; |
| 1054 | memset(data, 0, sizeof(data)); |
| 1055 | |
| 1056 | llc.reset(); |
| 1057 | llc.put_frame(llc_data, rdbi.data_len - 2); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1058 | count_payload = -1; |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1059 | |
| 1060 | ar = Encoding::rlc_data_to_dl_append(&rdbi, cs, |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1061 | &llc, &write_offset, &num_chunks, data, true, &count_payload); |
Jacob Erlbeck | a88d065 | 2016-01-13 11:28:10 +0100 | [diff] [blame] | 1062 | |
| 1063 | OSMO_ASSERT(ar == Encoding::AR_COMPLETED_BLOCK_FILLED); |
| 1064 | OSMO_ASSERT(rdbi.e == 0); |
| 1065 | OSMO_ASSERT(rdbi.cv == 0); |
| 1066 | OSMO_ASSERT(write_offset == (int)rdbi.data_len); |
Alexander Couzens | 6f0dc96 | 2016-05-30 19:30:21 +0200 | [diff] [blame] | 1067 | OSMO_ASSERT(count_payload == 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]; |
| 1083 | GprsCodingScheme::Scheme scheme; |
| 1084 | int pattern; |
| 1085 | volatile unsigned int block_idx, i; |
| 1086 | |
| 1087 | for (scheme = GprsCodingScheme::CS1; |
| 1088 | scheme < GprsCodingScheme::NUM_SCHEMES; |
| 1089 | scheme = GprsCodingScheme::Scheme(scheme + 1)) |
| 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; |
| 1101 | block_idx < cs.numDataBlocks(); |
| 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", |
| 1121 | rlc.cs.name(), block_idx, pattern, |
| 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, |
| 1150 | GprsCodingScheme(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, |
| 1156 | GprsCodingScheme(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 | |
| 1164 | static const struct log_info_cat default_categories[] = { |
| 1165 | {"DCSN1", "\033[1;31m", "Concrete Syntax Notation One (CSN1)", LOGL_INFO, 0}, |
| 1166 | {"DL1IF", "\033[1;32m", "GPRS PCU L1 interface (L1IF)", LOGL_DEBUG, 1}, |
| 1167 | {"DRLCMAC", "\033[0;33m", "GPRS RLC/MAC layer (RLCMAC)", LOGL_DEBUG, 1}, |
| 1168 | {"DRLCMACDATA", "\033[0;33m", "GPRS RLC/MAC layer Data (RLCMAC)", LOGL_DEBUG, 1}, |
| 1169 | {"DRLCMACDL", "\033[1;33m", "GPRS RLC/MAC layer Downlink (RLCMAC)", LOGL_DEBUG, 1}, |
| 1170 | {"DRLCMACUL", "\033[1;36m", "GPRS RLC/MAC layer Uplink (RLCMAC)", LOGL_DEBUG, 1}, |
| 1171 | {"DRLCMACSCHED", "\033[0;36m", "GPRS RLC/MAC layer Scheduling (RLCMAC)", LOGL_DEBUG, 1}, |
| 1172 | {"DRLCMACMEAS", "\033[1;31m", "GPRS RLC/MAC layer Measurements (RLCMAC)", LOGL_INFO, 1}, |
| 1173 | {"DNS","\033[1;34m", "GPRS Network Service Protocol (NS)", LOGL_INFO , 1}, |
| 1174 | {"DBSSGP","\033[1;34m", "GPRS BSS Gateway Protocol (BSSGP)", LOGL_INFO , 1}, |
| 1175 | {"DPCU", "\033[1;35m", "GPRS Packet Control Unit (PCU)", LOGL_NOTICE, 1}, |
| 1176 | }; |
| 1177 | |
| 1178 | static int filter_fn(const struct log_context *ctx, |
| 1179 | struct log_target *tar) |
| 1180 | { |
| 1181 | return 1; |
| 1182 | } |
| 1183 | |
| 1184 | const struct log_info debug_log_info = { |
| 1185 | filter_fn, |
| 1186 | (struct log_info_cat*)default_categories, |
| 1187 | ARRAY_SIZE(default_categories), |
| 1188 | }; |
| 1189 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1190 | static void setup_bts(BTS *the_bts, uint8_t ts_no, uint8_t cs = 1) |
| 1191 | { |
| 1192 | gprs_rlcmac_bts *bts; |
| 1193 | gprs_rlcmac_trx *trx; |
| 1194 | |
| 1195 | bts = the_bts->bts_data(); |
| 1196 | bts->egprs_enabled = true; |
| 1197 | bts->alloc_algorithm = alloc_algorithm_a; |
| 1198 | bts->initial_cs_dl = cs; |
| 1199 | bts->initial_cs_ul = cs; |
| 1200 | trx = &bts->trx[0]; |
| 1201 | trx->pdch[ts_no].enable(); |
| 1202 | } |
| 1203 | static void uplink_header_type_2_parsing_test(BTS *the_bts, |
| 1204 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1205 | uint8_t ms_class) |
| 1206 | { |
| 1207 | GprsMs *ms; |
| 1208 | struct pcu_l1_meas meas; |
| 1209 | int tfi = 0; |
| 1210 | gprs_rlcmac_bts *bts; |
| 1211 | RlcMacUplink_t ulreq = {0}; |
| 1212 | uint8_t data[79] = {0}; |
| 1213 | struct gprs_rlc_ul_header_egprs_2 *egprs2 = NULL; |
| 1214 | |
| 1215 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1216 | bts = the_bts->bts_data(); |
| 1217 | |
| 1218 | tfi = 1; |
| 1219 | |
| 1220 | struct gprs_rlc_data_info rlc; |
| 1221 | GprsCodingScheme cs; |
| 1222 | int rc, offs; |
| 1223 | |
| 1224 | /*without padding*/ |
| 1225 | cs = GprsCodingScheme::MCS5; |
| 1226 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1227 | egprs2->r = 1; |
| 1228 | egprs2->si = 1; |
| 1229 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1230 | egprs2->tfi_hi = tfi & 0x03; |
| 1231 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1232 | egprs2->bsn1_hi = 0; |
| 1233 | egprs2->bsn1_lo = 0; |
| 1234 | egprs2->cps_hi = 3; |
| 1235 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1236 | egprs2->rsb = 0; |
| 1237 | egprs2->pi = 0; |
| 1238 | data[4] = 0x20; /* Setting E field */ |
| 1239 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1240 | offs = rlc.data_offs_bits[0] / 8; |
| 1241 | OSMO_ASSERT(offs == 4); |
| 1242 | OSMO_ASSERT(rlc.tfi == 1); |
| 1243 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1244 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1245 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1246 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1247 | |
| 1248 | /* with padding case */ |
| 1249 | cs = GprsCodingScheme::MCS6; |
| 1250 | egprs2 = (struct gprs_rlc_ul_header_egprs_2 *) data; |
| 1251 | egprs2->r = 1; |
| 1252 | egprs2->si = 1; |
| 1253 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1254 | egprs2->tfi_hi = tfi & 0x03; |
| 1255 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1256 | egprs2->bsn1_hi = 0; |
| 1257 | egprs2->bsn1_lo = 0; |
| 1258 | egprs2->cps_hi = 3; |
| 1259 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1260 | egprs2->rsb = 0; |
| 1261 | egprs2->pi = 0; |
| 1262 | data[10] = 0x20; /* Setting E field */ |
| 1263 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1264 | offs = rlc.data_offs_bits[0] / 8; |
| 1265 | OSMO_ASSERT(offs == 10); |
| 1266 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1267 | OSMO_ASSERT(rlc.tfi == 1); |
| 1268 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1269 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1270 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1271 | |
| 1272 | egprs2->r = 1; |
| 1273 | egprs2->si = 1; |
| 1274 | egprs2->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1275 | egprs2->tfi_hi = tfi & 0x03; |
| 1276 | egprs2->tfi_lo = (tfi & 0x1c) >> 2; |
| 1277 | egprs2->bsn1_hi = 1; |
| 1278 | egprs2->bsn1_lo = 0; |
| 1279 | egprs2->cps_hi = 2; |
| 1280 | egprs2->cps_lo = 0; |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1281 | egprs2->rsb = 0; |
| 1282 | egprs2->pi = 0; |
| 1283 | data[10] = 0x20; /* Setting E field */ |
| 1284 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1285 | offs = rlc.data_offs_bits[0] / 8; |
| 1286 | OSMO_ASSERT(offs == 10); |
| 1287 | OSMO_ASSERT(rlc.tfi == 1); |
| 1288 | OSMO_ASSERT(rlc.num_data_blocks == 1); |
| 1289 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1290 | OSMO_ASSERT(rlc.block_info[0].ti == 0); |
| 1291 | OSMO_ASSERT(rlc.block_info[0].bsn == 1); |
| 1292 | } |
| 1293 | |
| 1294 | static void uplink_header_type2_test(void) |
| 1295 | { |
| 1296 | BTS the_bts; |
| 1297 | int ts_no = 7; |
| 1298 | uint32_t fn = 2654218; |
| 1299 | uint16_t qta = 31; |
| 1300 | uint32_t tlli = 0xf1223344; |
| 1301 | const char *imsi = "0011223344"; |
| 1302 | uint8_t ms_class = 1; |
| 1303 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1304 | GprsMs *ms; |
| 1305 | |
| 1306 | printf("=== start %s ===\n", __func__); |
| 1307 | setup_bts(&the_bts, ts_no, 10); |
| 1308 | |
| 1309 | uplink_header_type_2_parsing_test(&the_bts, ts_no, |
| 1310 | tlli, &fn, qta, ms_class); |
| 1311 | printf("=== end %s ===\n", __func__); |
| 1312 | } |
| 1313 | |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1314 | static void uplink_header_type_1_parsing_test(BTS *the_bts, |
| 1315 | uint8_t ts_no, uint32_t tlli, uint32_t *fn, uint16_t qta, |
| 1316 | uint8_t ms_class) |
| 1317 | { |
| 1318 | uint8_t trx_no = 0; |
| 1319 | int tfi = 0; |
| 1320 | struct gprs_rlcmac_pdch *pdch; |
| 1321 | gprs_rlcmac_bts *bts; |
| 1322 | uint8_t data[155] = {0}; |
| 1323 | struct gprs_rlc_ul_header_egprs_1 *egprs1 = NULL; |
| 1324 | struct gprs_rlc_data_info rlc; |
| 1325 | GprsCodingScheme cs; |
| 1326 | int rc, offs; |
| 1327 | |
| 1328 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1329 | bts = the_bts->bts_data(); |
| 1330 | |
| 1331 | tfi = 1; |
| 1332 | |
| 1333 | /* MCS 7 */ |
| 1334 | cs = GprsCodingScheme::MCS7; |
| 1335 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1336 | egprs1->si = 1; |
| 1337 | egprs1->r = 1; |
| 1338 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1339 | egprs1->tfi_hi = tfi & 0x03; |
| 1340 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1341 | egprs1->bsn1_hi = 0; |
| 1342 | egprs1->bsn1_lo = 0; |
| 1343 | egprs1->bsn2_hi = 1; |
| 1344 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1345 | egprs1->cps = 15; |
| 1346 | egprs1->rsb = 0; |
| 1347 | egprs1->pi = 0; |
| 1348 | data[5] = 0xc0; |
| 1349 | data[5 + 57] = 1; |
| 1350 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1351 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1352 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1353 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1354 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1355 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1356 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1357 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1358 | OSMO_ASSERT(rlc.tfi == 1); |
| 1359 | |
| 1360 | /* MCS 8 */ |
| 1361 | cs = GprsCodingScheme::MCS8; |
| 1362 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1363 | egprs1->si = 1; |
| 1364 | egprs1->r = 1; |
| 1365 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1366 | egprs1->tfi_hi = tfi & 0x03; |
| 1367 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1368 | egprs1->bsn1_hi = 0; |
| 1369 | egprs1->bsn1_lo = 0; |
| 1370 | egprs1->bsn2_hi = 1; |
| 1371 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1372 | egprs1->cps = 15; |
| 1373 | egprs1->rsb = 0; |
| 1374 | egprs1->pi = 0; |
| 1375 | data[5] = 0xc0; |
| 1376 | data[5 + 69] = 1; |
| 1377 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1378 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1379 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1380 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1381 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1382 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1383 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1384 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1385 | OSMO_ASSERT(rlc.tfi == 1); |
| 1386 | |
| 1387 | /* MCS 9 */ |
| 1388 | cs = GprsCodingScheme::MCS9; |
| 1389 | egprs1 = (struct gprs_rlc_ul_header_egprs_1 *) data; |
| 1390 | egprs1->si = 1; |
| 1391 | egprs1->r = 1; |
| 1392 | egprs1->cv = 7; |
Tom Tsou | df69809 | 2016-07-11 17:05:19 -0700 | [diff] [blame] | 1393 | egprs1->tfi_hi = tfi & 0x03; |
| 1394 | egprs1->tfi_lo = (tfi & 0x1c) >> 2; |
| 1395 | egprs1->bsn1_hi = 0; |
| 1396 | egprs1->bsn1_lo = 0; |
| 1397 | egprs1->bsn2_hi = 1; |
| 1398 | egprs1->bsn2_lo = 0; |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1399 | egprs1->cps = 15; |
| 1400 | egprs1->rsb = 0; |
| 1401 | egprs1->pi = 0; |
| 1402 | data[5] = 0xc0; |
| 1403 | data[5 + 75] = 1; |
| 1404 | rc = Decoding::rlc_parse_ul_data_header(&rlc, data, cs); |
| 1405 | OSMO_ASSERT(rlc.num_data_blocks == 2); |
| 1406 | OSMO_ASSERT(rlc.block_info[0].e == 1); |
| 1407 | OSMO_ASSERT(rlc.block_info[0].ti == 1); |
| 1408 | OSMO_ASSERT(rlc.block_info[1].e == 1); |
| 1409 | OSMO_ASSERT(rlc.block_info[1].ti == 0); |
| 1410 | OSMO_ASSERT(rlc.block_info[0].bsn == 0); |
| 1411 | OSMO_ASSERT(rlc.block_info[1].bsn == 1); |
| 1412 | OSMO_ASSERT(rlc.tfi == 1); |
| 1413 | } |
| 1414 | |
| 1415 | void uplink_header_type1_test(void) |
| 1416 | { |
| 1417 | BTS the_bts; |
| 1418 | int ts_no = 7; |
| 1419 | uint32_t fn = 2654218; |
| 1420 | uint16_t qta = 31; |
| 1421 | uint32_t tlli = 0xf1223344; |
| 1422 | const char *imsi = "0011223344"; |
| 1423 | uint8_t ms_class = 1; |
| 1424 | gprs_rlcmac_ul_tbf *ul_tbf; |
| 1425 | GprsMs *ms; |
| 1426 | |
| 1427 | printf("=== start %s ===\n", __func__); |
| 1428 | setup_bts(&the_bts, ts_no, 12); |
| 1429 | uplink_header_type_1_parsing_test(&the_bts, ts_no, tlli, &fn, |
| 1430 | qta, ms_class); |
| 1431 | printf("=== end %s ===\n", __func__); |
| 1432 | } |
| 1433 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1434 | int main(int argc, char **argv) |
| 1435 | { |
| 1436 | struct vty_app_info pcu_vty_info = {0}; |
| 1437 | |
| 1438 | tall_pcu_ctx = talloc_named_const(NULL, 1, "EdgeTest context"); |
| 1439 | if (!tall_pcu_ctx) |
| 1440 | abort(); |
| 1441 | |
| 1442 | msgb_set_talloc_ctx(tall_pcu_ctx); |
| 1443 | osmo_init_logging(&debug_log_info); |
| 1444 | log_set_use_color(osmo_stderr_target, 0); |
| 1445 | log_set_print_filename(osmo_stderr_target, 0); |
| 1446 | |
| 1447 | vty_init(&pcu_vty_info); |
| 1448 | pcu_vty_init(&debug_log_info); |
| 1449 | |
| 1450 | test_coding_scheme(); |
Jacob Erlbeck | 6e9f9c2 | 2016-01-11 11:15:45 +0100 | [diff] [blame] | 1451 | test_rlc_info_init(); |
Jacob Erlbeck | 38f1869 | 2016-02-01 10:08:00 +0100 | [diff] [blame] | 1452 | test_rlc_unit_decoder(); |
Jacob Erlbeck | f0e4039 | 2016-01-08 10:07:53 +0100 | [diff] [blame] | 1453 | test_rlc_unaligned_copy(); |
Jacob Erlbeck | 14bb094 | 2016-01-12 11:58:13 +0100 | [diff] [blame] | 1454 | test_rlc_unit_encoder(); |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1455 | |
Aravind Sirsikar | 189742b | 2016-06-14 19:01:14 +0530 | [diff] [blame] | 1456 | uplink_header_type2_test(); |
Aravind Sirsikar | 2c9f980 | 2016-06-14 19:01:56 +0530 | [diff] [blame] | 1457 | uplink_header_type1_test(); |
| 1458 | |
Jacob Erlbeck | d0222cf | 2015-12-07 12:23:35 +0100 | [diff] [blame] | 1459 | if (getenv("TALLOC_REPORT_FULL")) |
| 1460 | talloc_report_full(tall_pcu_ctx, stderr); |
| 1461 | return EXIT_SUCCESS; |
| 1462 | } |
| 1463 | |
| 1464 | /* |
| 1465 | * stubs that should not be reached |
| 1466 | */ |
| 1467 | extern "C" { |
| 1468 | void l1if_pdch_req() { abort(); } |
| 1469 | void l1if_connect_pdch() { abort(); } |
| 1470 | void l1if_close_pdch() { abort(); } |
| 1471 | void l1if_open_pdch() { abort(); } |
| 1472 | } |