Neels Hofmeyr | eef4578 | 2019-10-21 03:24:04 +0200 | [diff] [blame] | 1 | #include <stdio.h> |
| 2 | #include <string.h> |
| 3 | #include <osmocom/core/utils.h> |
| 4 | #include <osmocom/msc/sdp_msg.h> |
| 5 | |
| 6 | struct sdp_test_data { |
| 7 | const char *sdp_input; |
| 8 | const char *expect_sdp_str; |
| 9 | }; |
| 10 | |
| 11 | static void dump_sdp(const char *str, const char *prefix) |
| 12 | { |
| 13 | while (str && *str) { |
| 14 | const char *line_end = sdp_msg_line_end(str); |
| 15 | while (*line_end == '\r' || *line_end == '\n') |
| 16 | line_end++; |
| 17 | printf("%s%s\n", prefix, osmo_escape_str(str, line_end - str)); |
| 18 | str = line_end; |
| 19 | } |
| 20 | } |
| 21 | |
| 22 | struct sdp_test_data sdp_tests[] = { |
| 23 | { |
| 24 | "v=0\r\n" |
| 25 | "o=- 5628250 5628250 IN IP4 192.168.11.121\r\n" |
| 26 | "s=-\r\n" |
| 27 | "c=IN IP4 192.168.11.121\r\n" |
| 28 | "t=0 0\r\n" |
| 29 | "m=audio 10020 RTP/AVP 18 0 2 4 8 96 97 98 100 101\r\n" |
| 30 | "a=rtpmap:18 G729/8000\r\n" |
| 31 | "a=rtpmap:0 PCMU/8000\r\n" |
| 32 | "a=rtpmap:2 G726-32/8000\r\n" |
| 33 | "a=rtpmap:4 G723/8000\r\n" |
| 34 | "a=rtpmap:8 PCMA/8000\r\n" |
| 35 | "a=rtpmap:96 G726-40/8000\r\n" |
| 36 | "a=rtpmap:97 G726-24/8000\r\n" |
| 37 | "a=rtpmap:98 G726-16/8000\r\n" |
| 38 | "a=rtpmap:100 NSE/8000\r\n" |
| 39 | "a=fmtp:100 192-193\r\n" |
| 40 | "a=rtpmap:101 telephone-event/8000\r\n" |
| 41 | "a=fmtp:101 0-15\r\n" |
| 42 | "a=ptime:20\r\n" |
| 43 | "a=sendrecv\r\n" |
| 44 | , |
| 45 | "v=0\r\n" |
| 46 | "o=OsmoMSC 0 0 IN IP4 192.168.11.121\r\n" |
| 47 | "s=GSM Call\r\n" |
| 48 | "c=IN IP4 192.168.11.121\r\n" |
| 49 | "t=0 0\r\n" |
| 50 | "m=audio 10020 RTP/AVP 18 0 2 4 8 96 97 98 100 101\r\n" |
| 51 | "a=rtpmap:18 G729/8000\r\n" |
| 52 | "a=rtpmap:0 PCMU/8000\r\n" |
| 53 | "a=rtpmap:2 G726-32/8000\r\n" |
| 54 | "a=rtpmap:4 G723/8000\r\n" |
| 55 | "a=rtpmap:8 PCMA/8000\r\n" |
| 56 | "a=rtpmap:96 G726-40/8000\r\n" |
| 57 | "a=rtpmap:97 G726-24/8000\r\n" |
| 58 | "a=rtpmap:98 G726-16/8000\r\n" |
| 59 | "a=rtpmap:100 NSE/8000\r\n" |
| 60 | "a=fmtp:100 192-193\r\n" |
| 61 | "a=rtpmap:101 telephone-event/8000\r\n" |
| 62 | "a=fmtp:101 0-15\r\n" |
| 63 | "a=ptime:20\r\n" |
| 64 | , |
| 65 | }, |
| 66 | { |
| 67 | "v=0\r\n" |
| 68 | "o=FooBar 1565090289 1565090290 IN IP4 192.168.11.151\r\n" |
| 69 | "s=FooBar\r\n" |
| 70 | "c=IN IP4 192.168.11.151\r\n" |
| 71 | "t=0 0\r\n" |
| 72 | "m=audio 16398 RTP/AVP 98\r\n" |
| 73 | "a=rtpmap:98 AMR/8000\r\n" |
| 74 | "a=fmtp:98 octet-align=1; mode-set=4\r\n" |
| 75 | "a=ptime:20\r\n" |
| 76 | "a=rtcp:16399 IN IP4 192.168.11.151\r\n" |
| 77 | , |
| 78 | "v=0\r\n" |
| 79 | "o=OsmoMSC 0 0 IN IP4 192.168.11.151\r\n" |
| 80 | "s=GSM Call\r\n" |
| 81 | "c=IN IP4 192.168.11.151\r\n" |
| 82 | "t=0 0\r\n" |
| 83 | "m=audio 16398 RTP/AVP 98\r\n" |
| 84 | "a=rtpmap:98 AMR/8000\r\n" |
| 85 | "a=fmtp:98 octet-align=1; mode-set=4\r\n" |
| 86 | "a=ptime:20\r\n" |
| 87 | , |
| 88 | }, |
| 89 | { |
| 90 | "v=0\r\n" |
| 91 | "o=FooBar 1565090289 1565090290 IN IP4 192.168.11.151\r\n" |
| 92 | "s=FooBar\r\n" |
| 93 | "c=IN IP4 192.168.11.140\r\n" |
| 94 | "t=0 0\r\n" |
| 95 | "m=audio 30436 RTP/AVP 18 0 4 8 101\r\n" |
| 96 | "a=rtpmap:18 G729/8000\r\n" |
| 97 | "a=rtpmap:0 PCMU/8000\r\n" |
| 98 | "a=rtpmap:4 G723/8000\r\n" |
| 99 | "a=rtpmap:8 PCMA/8000\r\n" |
| 100 | "a=rtpmap:101 telephone-event/8000\r\n" |
| 101 | "a=fmtp:101 0-15\r\n" |
| 102 | "a=sendrecv\r\n" |
| 103 | "a=rtcp:30437\r\n" |
| 104 | "a=ptime:20\r\n" |
| 105 | , |
| 106 | "v=0\r\n" |
| 107 | "o=OsmoMSC 0 0 IN IP4 192.168.11.140\r\n" /* <- NOTE: loses the 'o=' address, uses only 'c=' */ |
| 108 | "s=GSM Call\r\n" |
| 109 | "c=IN IP4 192.168.11.140\r\n" |
| 110 | "t=0 0\r\n" |
| 111 | "m=audio 30436 RTP/AVP 18 0 4 8 101\r\n" |
| 112 | "a=rtpmap:18 G729/8000\r\n" |
| 113 | "a=rtpmap:0 PCMU/8000\r\n" |
| 114 | "a=rtpmap:4 G723/8000\r\n" |
| 115 | "a=rtpmap:8 PCMA/8000\r\n" |
| 116 | "a=rtpmap:101 telephone-event/8000\r\n" |
| 117 | "a=fmtp:101 0-15\r\n" |
| 118 | "a=ptime:20\r\n" |
| 119 | , |
| 120 | }, |
| 121 | }; |
| 122 | |
| 123 | void test_parse_and_compose() |
| 124 | { |
| 125 | int i; |
| 126 | bool ok = true; |
| 127 | |
| 128 | printf("\n\n%s\n", __func__); |
| 129 | |
| 130 | for (i = 0; i < ARRAY_SIZE(sdp_tests); i++) { |
| 131 | struct sdp_test_data *t = &sdp_tests[i]; |
| 132 | struct sdp_msg sdp = {}; |
| 133 | char str[1024]; |
| 134 | printf("\n[%d]\n", i); |
| 135 | dump_sdp(t->sdp_input, "sdp input: "); |
| 136 | |
| 137 | sdp_msg_from_str(&sdp, t->sdp_input); |
| 138 | sdp_msg_to_str(str, sizeof(str), &sdp); |
| 139 | |
| 140 | dump_sdp(str, "sdp_msg_to_str: "); |
| 141 | if (strcmp(str, t->expect_sdp_str)) { |
| 142 | int j; |
| 143 | ok = false; |
| 144 | printf("ERROR:\n"); |
| 145 | dump_sdp(t->expect_sdp_str, "expect_sdp_str: "); |
| 146 | for (j = 0; t->expect_sdp_str[j]; j++) { |
| 147 | if (t->expect_sdp_str[j] != str[j]) { |
| 148 | printf("ERROR at position %d, at:\n", j); |
| 149 | dump_sdp(str + j, " mismatch: "); |
| 150 | break; |
| 151 | } |
| 152 | } |
| 153 | } else |
| 154 | printf("[%d] ok\n", i); |
| 155 | } |
| 156 | |
| 157 | OSMO_ASSERT(ok); |
| 158 | } |
| 159 | |
| 160 | struct sdp_intersect_test_data { |
| 161 | const char *descr; |
| 162 | const char *sdp_a; |
| 163 | const char *sdp_b; |
| 164 | const char *expect_intersection; |
| 165 | }; |
| 166 | |
| 167 | #define SDP_1 \ |
| 168 | "v=0\r\n" \ |
| 169 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" \ |
| 170 | "s=GSM Call\r\n" \ |
| 171 | "c=IN IP4 23.42.23.42\r\n" \ |
| 172 | "t=0 0\r\n" \ |
| 173 | "m=audio 30436 RTP/AVP 112 3 111 110\r\n" \ |
| 174 | "a=rtpmap:112 AMR/8000\r\n" \ |
| 175 | "a=fmtp:112 octet-align=1\r\n" \ |
| 176 | "a=rtpmap:3 GSM/8000\r\n" \ |
| 177 | "a=rtpmap:111 GSM-HR-08/8000\r\n" \ |
| 178 | "a=rtpmap:110 GSM-EFR/8000\r\n" \ |
| 179 | "a=ptime:20\r\n" |
| 180 | |
| 181 | #define SDP_2 \ |
| 182 | "v=0\r\n" \ |
| 183 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" \ |
| 184 | "s=GSM Call\r\n" \ |
| 185 | "c=IN IP4 23.42.23.42\r\n" \ |
| 186 | "t=0 0\r\n" \ |
| 187 | "m=audio 30436 RTP/AVP 112 110\r\n" \ |
| 188 | "a=rtpmap:112 AMR/8000\r\n" \ |
| 189 | "a=fmtp:112 octet-align=1\r\n" \ |
| 190 | "a=rtpmap:110 GSM-EFR/8000\r\n" \ |
| 191 | "a=ptime:20\r\n" |
| 192 | |
| 193 | #define SDP_3 \ |
| 194 | "v=0\r\n" \ |
| 195 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" \ |
| 196 | "s=GSM Call\r\n" \ |
| 197 | "c=IN IP4 23.42.23.42\r\n" \ |
| 198 | "t=0 0\r\n" \ |
| 199 | "m=audio 30436 RTP/AVP 3 111\r\n" \ |
| 200 | "a=rtpmap:3 GSM/8000\r\n" \ |
| 201 | "a=rtpmap:111 GSM-HR-08/8000\r\n" \ |
| 202 | "a=ptime:20\r\n" |
| 203 | |
| 204 | |
| 205 | struct sdp_intersect_test_data sdp_intersect_tests[] = { |
| 206 | { |
| 207 | "identical codecs lead to no change" |
| 208 | , |
| 209 | SDP_1 |
| 210 | , |
| 211 | "c=IN IP4 5.6.7.8\r\n" \ |
| 212 | "m=audio 12345 RTP/AVP 112 3 111 110\r\n" |
| 213 | "a=rtpmap:112 AMR/8000\r\n" |
| 214 | "a=fmtp:112 octet-align=1\r\n" |
| 215 | "a=rtpmap:3 GSM/8000\r\n" |
| 216 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 217 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 218 | , |
| 219 | SDP_1 |
| 220 | }, |
| 221 | { |
| 222 | "identical codecs in different order also lead to no change" |
| 223 | , |
| 224 | SDP_1 |
| 225 | , |
| 226 | "c=IN IP4 5.6.7.8\r\n" \ |
| 227 | "m=audio 12345 RTP/AVP 3 110 111 112\r\n" |
| 228 | "a=rtpmap:3 GSM/8000\r\n" |
| 229 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 230 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 231 | "a=rtpmap:112 AMR/8000\r\n" |
| 232 | "a=fmtp:112 octet-align=1\r\n" |
| 233 | , |
| 234 | SDP_1 |
| 235 | }, |
| 236 | { |
| 237 | "identical codecs with mismatching payload type numbers also lead to no change" |
| 238 | , |
| 239 | SDP_1 |
| 240 | , |
| 241 | "c=IN IP4 5.6.7.8\r\n" \ |
| 242 | "m=audio 12345 RTP/AVP 96 97 98 99\r\n" |
| 243 | "a=rtpmap:96 GSM/8000\r\n" |
| 244 | "a=rtpmap:97 GSM-EFR/8000\r\n" |
| 245 | "a=rtpmap:98 GSM-HR-08/8000\r\n" |
| 246 | "a=rtpmap:99 AMR/8000\r\n" |
| 247 | "a=fmtp:99 octet-align=1\r\n" |
| 248 | , |
| 249 | SDP_1 |
| 250 | }, |
| 251 | { |
| 252 | "identical codecs plus some extra codecs also lead to no change" |
| 253 | , |
| 254 | SDP_1 |
| 255 | , |
| 256 | "c=IN IP4 5.6.7.8\r\n" \ |
| 257 | "m=audio 12345 RTP/AVP 8 0 96 97 98 99\r\n" |
| 258 | "a=rtpmap:8 PCMA/8000\r\n" |
| 259 | "a=rtpmap:0 PCMU/8000\r\n" |
| 260 | "a=rtpmap:96 GSM/8000\r\n" |
| 261 | "a=rtpmap:97 GSM-EFR/8000\r\n" |
| 262 | "a=rtpmap:98 GSM-HR-08/8000\r\n" |
| 263 | "a=rtpmap:99 AMR/8000\r\n" |
| 264 | "a=fmtp:99 octet-align=1\r\n" |
| 265 | , |
| 266 | SDP_1 |
| 267 | }, |
| 268 | { |
| 269 | "some codecs removed", |
| 270 | SDP_1, |
| 271 | SDP_2, |
| 272 | SDP_2, |
| 273 | }, |
| 274 | { |
| 275 | "other codecs removed", |
| 276 | SDP_1, |
| 277 | SDP_3, |
| 278 | SDP_3, |
| 279 | }, |
| 280 | { |
| 281 | "all codecs removed", |
| 282 | SDP_1 |
| 283 | , |
| 284 | "s=empty" |
| 285 | , |
| 286 | "v=0\r\n" \ |
| 287 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" \ |
| 288 | "s=GSM Call\r\n" \ |
| 289 | "c=IN IP4 23.42.23.42\r\n" \ |
| 290 | "t=0 0\r\n" \ |
| 291 | "m=audio 30436 RTP/AVP\r\n" \ |
| 292 | "a=ptime:20\r\n" |
| 293 | }, |
| 294 | { |
| 295 | "some real world test case" |
| 296 | , |
| 297 | "v=0\r\n" |
| 298 | "o=OsmoMSC 0 0 IN IP4 0.0.0.0\r\n" |
| 299 | "s=GSM Call\r\n" |
| 300 | "c=IN IP4 0.0.0.0\r\n" |
| 301 | "t=0 0\r\n" |
| 302 | "m=audio 0 RTP/AVP 112 113 110 3 111\r\n" |
| 303 | "a=rtpmap:112 AMR/8000\r\n" |
| 304 | "a=fmtp:112 octet-align=1;mode-set=0,1,2,3\r\n" |
| 305 | "a=rtpmap:113 AMR-WB/8000\r\n" |
| 306 | "a=fmtp:113 octet-align=1\r\n" |
| 307 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 308 | "a=rtpmap:3 GSM/8000\r\n" |
| 309 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 310 | "a=ptime:20\r\n" |
| 311 | , |
| 312 | "v=0\r\n" |
| 313 | "o=OsmoMSC 0 0 IN IP4 0.0.0.0\r\n" |
| 314 | "s=GSM Call\r\n" |
| 315 | "c=IN IP4 0.0.0.0\r\n" |
| 316 | "t=0 0\r\n" |
| 317 | "m=audio 0 RTP/AVP 112 113 110 3 111\r\n" |
| 318 | "a=rtpmap:112 AMR/8000\r\n" |
| 319 | "a=fmtp:112 octet-align=1;mode-set=0,1,2,3\r\n" |
| 320 | "a=rtpmap:113 AMR-WB/8000\r\n" |
| 321 | "a=fmtp:113 octet-align=1\r\n" |
| 322 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 323 | "a=rtpmap:3 GSM/8000\r\n" |
| 324 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 325 | "a=ptime:20\r\n" |
| 326 | , |
| 327 | "v=0\r\n" |
| 328 | "o=OsmoMSC 0 0 IN IP4 0.0.0.0\r\n" |
| 329 | "s=GSM Call\r\n" |
| 330 | "c=IN IP4 0.0.0.0\r\n" |
| 331 | "t=0 0\r\n" |
| 332 | "m=audio 0 RTP/AVP 112 113 110 3 111\r\n" |
| 333 | "a=rtpmap:112 AMR/8000\r\n" |
| 334 | "a=fmtp:112 octet-align=1;mode-set=0,1,2,3\r\n" |
| 335 | "a=rtpmap:113 AMR-WB/8000\r\n" |
| 336 | "a=fmtp:113 octet-align=1\r\n" |
| 337 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 338 | "a=rtpmap:3 GSM/8000\r\n" |
| 339 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 340 | "a=ptime:20\r\n" |
| 341 | } |
| 342 | }; |
| 343 | |
| 344 | const char *sdp_msg_logstr(const struct sdp_msg *sdp) |
| 345 | { |
| 346 | static char buf[1024]; |
| 347 | sdp_msg_to_str(buf, sizeof(buf), sdp); |
| 348 | return buf; |
| 349 | } |
| 350 | |
| 351 | static void test_intersect() |
| 352 | { |
| 353 | int i; |
| 354 | bool ok = true; |
| 355 | int rc; |
| 356 | |
| 357 | printf("\n\n%s\n", __func__); |
| 358 | |
| 359 | for (i = 0; i < ARRAY_SIZE(sdp_intersect_tests); i++) { |
| 360 | struct sdp_intersect_test_data *t = &sdp_intersect_tests[i]; |
| 361 | struct sdp_msg sdp_a = {}; |
| 362 | struct sdp_msg sdp_b = {}; |
| 363 | char str[1024]; |
| 364 | printf("\n[%d] %s\n", i, t->descr); |
| 365 | dump_sdp(t->sdp_a, "SDP A: "); |
| 366 | dump_sdp(t->sdp_b, " SDP B: "); |
| 367 | |
| 368 | rc = sdp_msg_from_str(&sdp_a, t->sdp_a); |
| 369 | if (rc) { |
| 370 | printf("ERROR parsing SDP A: %d\n", rc); |
| 371 | break; |
| 372 | } |
| 373 | dump_sdp(sdp_msg_logstr(&sdp_a), "parsed SDP A: "); |
| 374 | rc = sdp_msg_from_str(&sdp_b, t->sdp_b); |
| 375 | if (rc) { |
| 376 | printf("ERROR parsing SDP A: %d\n", rc); |
| 377 | break; |
| 378 | } |
| 379 | dump_sdp(sdp_msg_logstr(&sdp_b), "parsed SDP B: "); |
| 380 | sdp_audio_codecs_intersection(&sdp_a.audio_codecs, &sdp_b.audio_codecs, false); |
| 381 | sdp_msg_to_str(str, sizeof(str), &sdp_a); |
| 382 | |
| 383 | dump_sdp(str, "sdp_msg_intersection(a,b): "); |
| 384 | if (strcmp(str, t->expect_intersection)) { |
| 385 | int j; |
| 386 | ok = false; |
| 387 | printf("ERROR:\n"); |
| 388 | dump_sdp(t->expect_intersection, "expect_intersection: "); |
| 389 | for (j = 0; t->expect_intersection[j]; j++) { |
| 390 | if (t->expect_intersection[j] != str[j]) { |
| 391 | printf("ERROR at position %d, at:\n", j); |
| 392 | dump_sdp(str + j, " mismatch: "); |
| 393 | break; |
| 394 | } |
| 395 | } |
| 396 | } else |
| 397 | printf("[%d] ok\n", i); |
| 398 | } |
| 399 | |
| 400 | OSMO_ASSERT(ok); |
| 401 | } |
| 402 | |
| 403 | struct sdp_select_test_data { |
| 404 | const char *sdp; |
| 405 | unsigned int select_payload_type; |
| 406 | const char *expect_sdp; |
| 407 | }; |
| 408 | |
| 409 | struct sdp_select_test_data sdp_select_tests[] = { |
| 410 | { |
| 411 | "v=0\r\n" |
| 412 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 413 | "s=GSM Call\r\n" |
| 414 | "c=IN IP4 23.42.23.42\r\n" |
| 415 | "t=0 0\r\n" |
| 416 | "m=audio 30436 RTP/AVP 112 3 111 110\r\n" |
| 417 | "a=rtpmap:112 AMR/8000\r\n" |
| 418 | "a=fmtp:112 octet-align=1\r\n" |
| 419 | "a=rtpmap:3 GSM/8000\r\n" |
| 420 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 421 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 422 | "a=ptime:20\r\n" |
| 423 | , |
| 424 | 112, |
| 425 | NULL |
| 426 | }, |
| 427 | { |
| 428 | "v=0\r\n" |
| 429 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 430 | "s=GSM Call\r\n" |
| 431 | "c=IN IP4 23.42.23.42\r\n" |
| 432 | "t=0 0\r\n" |
| 433 | "m=audio 30436 RTP/AVP 112 3 111 110\r\n" |
| 434 | "a=rtpmap:112 AMR/8000\r\n" |
| 435 | "a=fmtp:112 octet-align=1\r\n" |
| 436 | "a=rtpmap:3 GSM/8000\r\n" |
| 437 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 438 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 439 | "a=ptime:20\r\n" |
| 440 | , |
| 441 | 3, |
| 442 | "v=0\r\n" |
| 443 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 444 | "s=GSM Call\r\n" |
| 445 | "c=IN IP4 23.42.23.42\r\n" |
| 446 | "t=0 0\r\n" |
| 447 | "m=audio 30436 RTP/AVP 3 112 111 110\r\n" |
| 448 | "a=rtpmap:3 GSM/8000\r\n" |
| 449 | "a=rtpmap:112 AMR/8000\r\n" |
| 450 | "a=fmtp:112 octet-align=1\r\n" |
| 451 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 452 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 453 | "a=ptime:20\r\n" |
| 454 | }, |
| 455 | { |
| 456 | "v=0\r\n" |
| 457 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 458 | "s=GSM Call\r\n" |
| 459 | "c=IN IP4 23.42.23.42\r\n" |
| 460 | "t=0 0\r\n" |
| 461 | "m=audio 30436 RTP/AVP 112 3 111 110\r\n" |
| 462 | "a=rtpmap:112 AMR/8000\r\n" |
| 463 | "a=fmtp:112 octet-align=1\r\n" |
| 464 | "a=rtpmap:3 GSM/8000\r\n" |
| 465 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 466 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 467 | "a=ptime:20\r\n" |
| 468 | , |
| 469 | 111, |
| 470 | "v=0\r\n" |
| 471 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 472 | "s=GSM Call\r\n" |
| 473 | "c=IN IP4 23.42.23.42\r\n" |
| 474 | "t=0 0\r\n" |
| 475 | "m=audio 30436 RTP/AVP 111 112 3 110\r\n" |
| 476 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 477 | "a=rtpmap:112 AMR/8000\r\n" |
| 478 | "a=fmtp:112 octet-align=1\r\n" |
| 479 | "a=rtpmap:3 GSM/8000\r\n" |
| 480 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 481 | "a=ptime:20\r\n" |
| 482 | }, |
| 483 | { |
| 484 | "v=0\r\n" |
| 485 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 486 | "s=GSM Call\r\n" |
| 487 | "c=IN IP4 23.42.23.42\r\n" |
| 488 | "t=0 0\r\n" |
| 489 | "m=audio 30436 RTP/AVP 112 3 111 110\r\n" |
| 490 | "a=rtpmap:112 AMR/8000\r\n" |
| 491 | "a=fmtp:112 octet-align=1\r\n" |
| 492 | "a=rtpmap:3 GSM/8000\r\n" |
| 493 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 494 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 495 | "a=ptime:20\r\n" |
| 496 | , |
| 497 | 110, |
| 498 | "v=0\r\n" |
| 499 | "o=OsmoMSC 0 0 IN IP4 23.42.23.42\r\n" |
| 500 | "s=GSM Call\r\n" |
| 501 | "c=IN IP4 23.42.23.42\r\n" |
| 502 | "t=0 0\r\n" |
| 503 | "m=audio 30436 RTP/AVP 110 112 3 111\r\n" |
| 504 | "a=rtpmap:110 GSM-EFR/8000\r\n" |
| 505 | "a=rtpmap:112 AMR/8000\r\n" |
| 506 | "a=fmtp:112 octet-align=1\r\n" |
| 507 | "a=rtpmap:3 GSM/8000\r\n" |
| 508 | "a=rtpmap:111 GSM-HR-08/8000\r\n" |
| 509 | "a=ptime:20\r\n" |
| 510 | }, |
| 511 | |
| 512 | }; |
| 513 | |
| 514 | static void test_select() |
| 515 | { |
| 516 | int i; |
| 517 | bool ok = true; |
| 518 | int rc; |
| 519 | |
| 520 | printf("\n\n%s\n", __func__); |
| 521 | |
| 522 | for (i = 0; i < ARRAY_SIZE(sdp_select_tests); i++) { |
| 523 | struct sdp_select_test_data *t = &sdp_select_tests[i]; |
| 524 | struct sdp_msg sdp = {}; |
| 525 | struct sdp_audio_codec *codec; |
| 526 | char buf[1024]; |
| 527 | printf("\n[%d]\n", i); |
| 528 | rc = sdp_msg_from_str(&sdp, t->sdp); |
| 529 | if (rc) { |
| 530 | printf("ERROR parsing SDP: %d\n", rc); |
| 531 | break; |
| 532 | } |
| 533 | printf("SDP: %s\n", sdp_audio_codecs_name(&sdp.audio_codecs)); |
| 534 | codec = sdp_audio_codec_by_payload_type(&sdp.audio_codecs, t->select_payload_type, false); |
| 535 | OSMO_ASSERT(codec); |
| 536 | printf("Select: %s\n", sdp_audio_codec_name(codec)); |
| 537 | |
| 538 | sdp_audio_codecs_select(&sdp.audio_codecs, codec); |
| 539 | |
| 540 | printf("SDP: %s\n", sdp_audio_codecs_name(&sdp.audio_codecs)); |
| 541 | sdp_msg_to_str(buf, sizeof(buf), &sdp); |
| 542 | |
| 543 | if (strcmp(buf, t->expect_sdp ? : t->sdp)) { |
| 544 | int j; |
| 545 | ok = false; |
| 546 | printf("ERROR:\n"); |
| 547 | dump_sdp(buf, "selection result: "); |
| 548 | dump_sdp(t->expect_sdp, "expect result: "); |
| 549 | for (j = 0; t->expect_sdp[j]; j++) { |
| 550 | if (t->expect_sdp[j] != buf[j]) { |
| 551 | printf("ERROR at position %d, at:\n", j); |
| 552 | dump_sdp(buf + j, " mismatch: "); |
| 553 | break; |
| 554 | } |
| 555 | } |
| 556 | } else |
| 557 | printf("[%d] ok\n", i); |
| 558 | } |
| 559 | |
| 560 | OSMO_ASSERT(ok); |
| 561 | } |
| 562 | |
| 563 | int main(void) |
| 564 | { |
| 565 | test_parse_and_compose(); |
| 566 | test_intersect(); |
| 567 | test_select(); |
| 568 | return 0; |
| 569 | } |