| 388 | |
| 389 | |
| 390 | bool ISC_analyze_protocol(const char* protocol, tstring& expanded_name, tstring& node_name, |
| 391 | const char* separator, bool need_file) |
| 392 | { |
| 393 | /************************************** |
| 394 | * |
| 395 | * I S C _ a n a l y z e _ p r o t o c o l |
| 396 | * |
| 397 | ************************************** |
| 398 | * |
| 399 | * Functional description |
| 400 | * Analyze a filename for a known protocol prefix. |
| 401 | * If one is found, extract the node name, compute the residual |
| 402 | * file name, and return true. Otherwise return false. |
| 403 | * |
| 404 | **************************************/ |
| 405 | node_name.erase(); |
| 406 | |
| 407 | const PathName prefix = PathName(protocol) + "://"; |
| 408 | |
| 409 | if (prefix.length() > expanded_name.length()) |
| 410 | return false; |
| 411 | |
| 412 | if (IgnoreCaseComparator::compare(prefix.c_str(), expanded_name.c_str(), prefix.length()) != 0) |
| 413 | return false; |
| 414 | |
| 415 | PathName savedName = expanded_name; |
| 416 | expanded_name.erase(0, prefix.length()); |
| 417 | |
| 418 | if (separator) // this implies node name is expected! |
| 419 | { |
| 420 | size p = expanded_name.find_first_of('/'); |
| 421 | if (p != 0 && p != npos) |
| 422 | { |
| 423 | node_name = p == npos ? expanded_name : expanded_name.substr(0, p); |
| 424 | expanded_name.erase(0, node_name.length() + 1); |
| 425 | |
| 426 | if (node_name[0] == '[') |
| 427 | { |
| 428 | p = node_name.find_first_of(']'); |
| 429 | if (p == npos) |
| 430 | p = 0; |
| 431 | } |
| 432 | else |
| 433 | p = 0; |
| 434 | |
| 435 | p = node_name.find_first_of(':', p); |
| 436 | if (p != npos) |
| 437 | node_name[p] = *separator; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | if (need_file && !expanded_name.hasData()) |
| 442 | { |
| 443 | expanded_name = savedName; |
| 444 | return false; |
| 445 | } |
| 446 | |
| 447 | return true; |