- if (mode == MODE_COMPAT_HOST || mode == MODE_COMPAT_IPONLY)
- {
- bool lowercase = Conf.ReadFlag("cloak", "lowercase", 0);
-
- /* These are *not* using the need_positive parameter of ReadInteger -
- * that will limit the valid values to only the positive values in a
- * signed int. Instead, accept any value that fits into an int and
- * cast it to an unsigned int. That will, a bit oddly, give us the full
- * spectrum of an unsigned integer. - Special
- *
- * We must limit the keys or else we get different results on
- * amd64/x86 boxes. - psychon */
- const unsigned int limit = 0x80000000;
- compatkey[0] = (unsigned int) Conf.ReadInteger("cloak","key1",0,false);
- compatkey[1] = (unsigned int) Conf.ReadInteger("cloak","key2",0,false);
- compatkey[2] = (unsigned int) Conf.ReadInteger("cloak","key3",0,false);
- compatkey[3] = (unsigned int) Conf.ReadInteger("cloak","key4",0,false);
-
- if (!lowercase)
- {
- xtab[0] = "F92E45D871BCA630";
- xtab[1] = "A1B9D80C72E653F4";
- xtab[2] = "1ABC078934DEF562";
- xtab[3] = "ABCDEF5678901234";
- }
- else
- {
- xtab[0] = "f92e45d871bca630";
- xtab[1] = "a1b9d80c72e653f4";
- xtab[2] = "1abc078934def562";
- xtab[3] = "abcdef5678901234";
- }
-
- if (prefix.empty())
- prefix = ServerInstance->Config->Network;
-
- if (!compatkey[0] || !compatkey[1] || !compatkey[2] || !compatkey[3] ||
- compatkey[0] >= limit || compatkey[1] >= limit || compatkey[2] >= limit || compatkey[3] >= limit)
- {
- std::string detail;
- if (!compatkey[0] || compatkey[0] >= limit)
- detail = "<cloak:key1> is not valid, it may be set to a too high/low value, or it may not exist.";
- else if (!compatkey[1] || compatkey[1] >= limit)
- detail = "<cloak:key2> is not valid, it may be set to a too high/low value, or it may not exist.";
- else if (!compatkey[2] || compatkey[2] >= limit)
- detail = "<cloak:key3> is not valid, it may be set to a too high/low value, or it may not exist.";
- else if (!compatkey[3] || compatkey[3] >= limit)
- detail = "<cloak:key4> is not valid, it may be set to a too high/low value, or it may not exist.";
-
- throw ModuleException("You have not defined cloak keys for m_cloaking!!! THIS IS INSECURE AND SHOULD BE CHECKED! - " + detail);
- }
- }
- else
- {
- key = Conf.ReadFlag("cloak", "key", 0);
- if (key.empty() || key == "secret")
- throw ModuleException("You have not defined cloak keys for m_cloaking. Define <cloak:key> as a network-wide secret.");
- }