| 363 | } |
| 364 | |
| 365 | bool feature_check_depends(const u8 *their_features, |
| 366 | size_t *depender, size_t *missing_dependency) |
| 367 | { |
| 368 | for (size_t i = 0; i < ARRAY_SIZE(feature_deps); i++) { |
| 369 | if (!feature_offered(their_features, feature_deps[i].depender)) |
| 370 | continue; |
| 371 | if (feature_offered(their_features, |
| 372 | feature_deps[i].must_also_have)) |
| 373 | continue; |
| 374 | *depender = feature_deps[i].depender; |
| 375 | *missing_dependency = feature_deps[i].must_also_have; |
| 376 | return false; |
| 377 | } |
| 378 | return true; |
| 379 | } |
| 380 | |
| 381 | /** |
| 382 | * all_supported_features - Check if we support what's being asked |
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