@@ -0,0 +1,331 @@
+package main
+
+// I used iconv in door++, but it was horrible. It doesn't translate
+// control codes to Unicode.
+// This converts CP437 to Unicode for rendering in Unicode terminals
+// like the linux telnet client.
+// This does everything but: \x07, \x08, \x0a and \x0d.
+// 0x07, 0x08, 0x09, 0x0a, 0x0c, 0x0d, 0x1b (ANSI spec)
+func CP437_to_Unicode(cp437 string) string {
+ var result string
+ for _, char := range []byte(cp437) {
+ // for _, char := range []rune(cp437) {
+ switch int(char) {
+ case 0x01:
+ result += "\u263A"
+ case 0x02:
+ result += "\u263B"
+ case 0x03:
+ result += "\u2665"
+ case 0x04:
+ result += "\u2666"
+ case 0x05:
+ result += "\u2663"
+ case 0x06:
+ result += "\u2660"
+ case 0x09:
+ result += "\u25CB"
+ case 0x0b:
+ result += "\u2642"
+ case 0x0c:
+ result += "\u2640"
+ case 0x0e:
+ result += "\u266B"
+ case 0x0f:
+ result += "\u263C"
+ case 0x10:
+ result += "\u25BA"
+ case 0x11:
+ result += "\u25C4"
+ case 0x12:
+ result += "\u2195"
+ case 0x13:
+ result += "\u203C"
+ case 0x14:
+ result += "\xc2\xb6"
+ case 0x15:
+ result += "\xc2\xa7"
+ case 0x16:
+ result += "\u25AC"
+ case 0x17:
+ result += "\u21A8"
+ case 0x18:
+ result += "\u2191"
+ case 0x19:
+ result += "\u2193"
+ case 0x1a:
+ result += "\u2192"
+ case 0x1c:
+ result += "\u221F"
+ case 0x1d:
+ result += "\u2194"
+ case 0x1e:
+ result += "\u25B2"
+ case 0x1f:
+ result += "\u25BC"
+ case 0x7f:
+ result += "\u2302"
+ case 0x80:
+ result += "\xc3\x87"
+ case 0x81:
+ result += "\xc3\xbc"
+ case 0x82:
+ result += "\xc3\xa9"
+ case 0x83:
+ result += "\xc3\xa2"
+ case 0x84:
+ result += "\xc3\xa4"
+ case 0x85:
+ result += "\xc3\xa0"
+ case 0x86:
+ result += "\xc3\xa5"
+ case 0x87:
+ result += "\xc3\xa7"
+ case 0x88:
+ result += "\xc3\xaa"
+ case 0x89:
+ result += "\xc3\xab"
+ case 0x8a:
+ result += "\xc3\xa8"
+ case 0x8b:
+ result += "\xc3\xaf"
+ case 0x8c:
+ result += "\xc3\xae"
+ case 0x8d:
+ result += "\xc3\xac"
+ case 0x8e:
+ result += "\xc3\x84"
+ case 0x8f:
+ result += "\xc3\x85"
+ case 0x90:
+ result += "\xc3\x89"
+ case 0x91:
+ result += "\xc3\xa6"
+ case 0x92:
+ result += "\xc3\x86"
+ case 0x93:
+ result += "\xc3\xb4"
+ case 0x94:
+ result += "\xc3\xb6"
+ case 0x95:
+ result += "\xc3\xb2"
+ case 0x96:
+ result += "\xc3\xbb"
+ case 0x97:
+ result += "\xc3\xb9"
+ case 0x98:
+ result += "\xc3\xbf"
+ case 0x99:
+ result += "\xc3\x96"
+ case 0x9a:
+ result += "\xc3\x9c"
+ case 0x9b:
+ result += "\xc2\xa2"
+ case 0x9c:
+ result += "\xc2\xa3"
+ case 0x9d:
+ result += "\xc2\xa5"
+ case 0x9e:
+ result += "\u20A7"
+ case 0x9f:
+ result += "\u0192"
+ case 0xa0:
+ result += "\xc3\xa1"
+ case 0xa1:
+ result += "\xc3\xad"
+ case 0xa2:
+ result += "\xc3\xb3"
+ case 0xa3:
+ result += "\xc3\xba"
+ case 0xa4:
+ result += "\xc3\xb1"
+ case 0xa5:
+ result += "\xc3\x91"
+ case 0xa6:
+ result += "\xc2\xaa"
+ case 0xa7:
+ result += "\xc2\xba"
+ case 0xa8:
+ result += "\xc2\xbf"
+ case 0xa9:
+ result += "\u2310"
+ case 0xaa:
+ result += "\xc2\xac"
+ case 0xab:
+ result += "\xc2\xbd"
+ case 0xac:
+ result += "\xc2\xbc"
+ case 0xad:
+ result += "\xc2\xa1"
+ case 0xae:
+ result += "\xc2\xab"
+ case 0xaf:
+ result += "\xc2\xbb"
+ case 0xb0:
+ result += "\u2591"
+ case 0xb1:
+ result += "\u2592"
+ case 0xb2:
+ result += "\u2593"
+ case 0xb3:
+ result += "\u2502"
+ case 0xb4:
+ result += "\u2524"
+ case 0xb5:
+ result += "\u2561"
+ case 0xb6:
+ result += "\u2562"
+ case 0xb7:
+ result += "\u2556"
+ case 0xb8:
+ result += "\u2555"
+ case 0xb9:
+ result += "\u2563"
+ case 0xba:
+ result += "\u2551"
+ case 0xbb:
+ result += "\u2557"
+ case 0xbc:
+ result += "\u255D"
+ case 0xbd:
+ result += "\u255C"
+ case 0xbe:
+ result += "\u255B"
+ case 0xbf:
+ result += "\u2510"
+ case 0xc0:
+ result += "\u2514"
+ case 0xc1:
+ result += "\u2534"
+ case 0xc2:
+ result += "\u252C"
+ case 0xc3:
+ result += "\u251C"
+ case 0xc4:
+ result += "\u2500"
+ case 0xc5:
+ result += "\u253C"
+ case 0xc6:
+ result += "\u255E"
+ case 0xc7:
+ result += "\u255F"
+ case 0xc8:
+ result += "\u255A"
+ case 0xc9:
+ result += "\u2554"
+ case 0xca:
+ result += "\u2569"
+ case 0xcb:
+ result += "\u2566"
+ case 0xcc:
+ result += "\u2560"
+ case 0xcd:
+ result += "\u2550"
+ case 0xce:
+ result += "\u256C"
+ case 0xcf:
+ result += "\u2567"
+ case 0xd0:
+ result += "\u2568"
+ case 0xd1:
+ result += "\u2564"
+ case 0xd2:
+ result += "\u2565"
+ case 0xd3:
+ result += "\u2559"
+ case 0xd4:
+ result += "\u2558"
+ case 0xd5:
+ result += "\u2552"
+ case 0xd6:
+ result += "\u2553"
+ case 0xd7:
+ result += "\u256B"
+ case 0xd8:
+ result += "\u256A"
+ case 0xd9:
+ result += "\u2518"
+ case 0xda:
+ result += "\u250C"
+ case 0xdb:
+ result += "\u2588"
+ case 0xdc:
+ result += "\u2584"
+ case 0xdd:
+ result += "\u258C"
+ case 0xde:
+ result += "\u2590"
+ case 0xdf:
+ result += "\u2580"
+ case 0xe0:
+ result += "\u03B1"
+ case 0xe1:
+ result += "\xc3\x9f"
+ case 0xe2:
+ result += "\u0393"
+ case 0xe3:
+ result += "\u03C0"
+ case 0xe4:
+ result += "\u03A3"
+ case 0xe5:
+ result += "\u03C3"
+ case 0xe6:
+ result += "\xc2\xb5"
+ case 0xe7:
+ result += "\u03C4"
+ case 0xe8:
+ result += "\u03A6"
+ case 0xe9:
+ result += "\u0398"
+ case 0xea:
+ result += "\u03A9"
+ case 0xeb:
+ result += "\u03B4"
+ case 0xec:
+ result += "\u221E"
+ case 0xed:
+ result += "\u03C6"
+ case 0xee:
+ result += "\u03B5"
+ case 0xef:
+ result += "\u2229"
+ case 0xf0:
+ result += "\u2261"
+ case 0xf1:
+ result += "\xc2\xb1"
+ case 0xf2:
+ result += "\u2265"
+ case 0xf3:
+ result += "\u2264"
+ case 0xf4:
+ result += "\u2320"
+ case 0xf5:
+ result += "\u2321"
+ case 0xf6:
+ result += "\xc3\xb7"
+ case 0xf7:
+ result += "\u2248"
+ case 0xf8:
+ result += "\xc2\xb0"
+ case 0xf9:
+ result += "\u2219"
+ case 0xfa:
+ result += "\xc2\xb7"
+ case 0xfb:
+ result += "\u221A"
+ case 0xfc:
+ result += "\u207F"
+ case 0xfd:
+ result += "\xc2\xb2"
+ case 0xfe:
+ result += "\u25A0"
+ case 0xff:
+ result += "\xc2\xa0"
+ default:
+ result += string(char)
+ }
+ return result
+}
