Added missing convert.go file.

convert.go

@@ -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
+}