-/** Case sensitive map.
- * Can technically also be used for ASCII case sensitive comparisons, as [ != {, etc.
- */
-unsigned const char rfc_case_sensitive_map[256] = {
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
- 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
- 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60,
- 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80,
- 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100,
- 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120,
- 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140,
- 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160,
- 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180,
- 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200,
- 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220,
- 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240,
- 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255
-};
-
-/* convert a string to lowercase. Note following special circumstances
- * taken from RFC 1459. Many "official" server branches still hold to this
- * rule so i will too;
- *
- * Because of IRC's scandanavian origin, the characters {}| are
- * considered to be the lower case equivalents of the characters []\,
- * respectively. This is a critical issue when determining the
- * equivalence of two nicknames.
- */
-void nspace::strlower(char *n)
-{
- if (n)
- {
- for (char* t = n; *t; t++)
- *t = national_case_insensitive_map[(unsigned char)*t];
- }
-}
-
-#if defined(WINDOWS) && !defined(HASHMAP_DEPRECATED)
- size_t nspace::hash_compare<std::string, std::less<std::string> >::operator()(const std::string &s) const
-#else
- #ifdef HASHMAP_DEPRECATED
- size_t CoreExport nspace::insensitive::operator()(const std::string &s) const
- #else
- size_t nspace::hash<std::string>::operator()(const std::string &s) const
- #endif
-#endif
-{
- /* XXX: NO DATA COPIES! :)
- * The hash function here is practically
- * a copy of the one in STL's hash_fun.h,
- * only with *x replaced with national_case_insensitive_map[*x].
- * This avoids a copy to use hash<const char*>
- */
- register size_t t = 0;
- for (std::string::const_iterator x = s.begin(); x != s.end(); ++x) /* ++x not x++, as its faster */
- t = 5 * t + national_case_insensitive_map[(unsigned char)*x];
- return t;
-}