diff options
| -rw-r--r-- | src/inspircd.cpp | 15 | ||||
| -rw-r--r-- | src/server.cpp | 53 |
2 files changed, 68 insertions, 0 deletions
diff --git a/src/inspircd.cpp b/src/inspircd.cpp index 5c1835b03..e7d43edff 100644 --- a/src/inspircd.cpp +++ b/src/inspircd.cpp @@ -529,6 +529,21 @@ InspIRCd::InspIRCd(int argc, char** argv) FreeConsole(); } #endif + + + /* + * Initialise UID. XXX, we need to read SID from config, and use it instead of 000. + * For an explanation as to exactly how this works, and why it works this way, see GetUID(). + * -- w00t + */ + int i; + + for(i = 0; i < 3; i++) + current_uid[i] = '0'; + + for(i = 3; i < UUID_LENGTH - 1; i++) + current_uid[i] = 'A'; + printf("\nInspIRCd is now running!\n"); Log(DEFAULT,"Startup complete."); diff --git a/src/server.cpp b/src/server.cpp index 1ab5b5efd..ac693adb1 100644 --- a/src/server.cpp +++ b/src/server.cpp @@ -131,9 +131,62 @@ bool InspIRCd::FindServerName(const std::string &servername) return false; } +/* + * Retrieve the next valid UUID that is free for this server. + */ std::string InspIRCd::GetUID() { + bool HasUID = false; + int i; + while (!HasUID) + { + /* + * Okay. The rules for generating a UID go like this... + * -- > ABCDEFGHIJKLMNOPQRSTUVWXYZ --> 012345679 --> WRAP + * That is, we start at A. When we reach Z, we go to 0. At 9, we go to + * A again, in an iterative fashion.. so.. + * AAA9 -> AABA, and so on. -- w00t + */ + + /* start at the end of the current UID string, work backwards. don't trample on SID! */ + for (i = UUID_LENGTH - 2; i > 3; i--) + { + if (current_uid[i] == 'Z') + { + /* reached the end of alphabetical, go to numeric range */ + current_uid[i] = '0'; + } + else if (current_uid[i] == '9') + { + /* we reached the end of the sequence, set back to A */ + current_uid[i] = 'A'; + + /* we also need to increment the next digit. */ + continue; + } + else + { + /* most common case .. increment current UID */ + current_uid[i]++; + } + + /* + * XXX! + * Check if it's in use here, continue; if it is! + * This will only be an issue once we have a server that gets + * an assload of connections, but.. -- w00t + * + * Until we have a map to check, just bail. -- w00t + */ + if (current_uid[3] == 'Z') + { + InspIRCd::Exit(0); + } + + return std::string(current_uid); + } + } } |