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lazygit/vendor/github.com/gdamore/encoding/ebcdic.go
2021-04-06 19:34:32 +10:00

274 lines
5.1 KiB
Go

// Copyright 2015 Garrett D'Amore
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use file except in compliance with the License.
// You may obtain a copy of the license at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package encoding
import (
"golang.org/x/text/encoding"
)
// EBCDIC represents the 8-bit EBCDIC scheme, found in some mainframe
// environments. If you don't know what this is, consider yourself lucky.
var EBCDIC encoding.Encoding
func init() {
cm := &Charmap{
ReplacementChar: '\x3f',
Map: map[byte]rune{
// 0x00-0x03 match
0x04: RuneError,
0x05: '\t',
0x06: RuneError,
0x07: '\x7f',
0x08: RuneError,
0x09: RuneError,
0x0a: RuneError,
// 0x0b-0x13 match
0x14: RuneError,
0x15: '\x85', // Not in any ISO code
0x16: '\x08',
0x17: RuneError,
// 0x18-0x19 match
0x1a: RuneError,
0x1b: RuneError,
// 0x1c-0x1f match
0x20: RuneError,
0x21: RuneError,
0x22: RuneError,
0x23: RuneError,
0x24: RuneError,
0x25: '\n',
0x26: '\x17',
0x27: '\x1b',
0x28: RuneError,
0x29: RuneError,
0x2a: RuneError,
0x2b: RuneError,
0x2c: RuneError,
0x2d: '\x05',
0x2e: '\x06',
0x2f: '\x07',
0x30: RuneError,
0x31: RuneError,
0x32: '\x16',
0x33: RuneError,
0x34: RuneError,
0x35: RuneError,
0x36: RuneError,
0x37: '\x04',
0x38: RuneError,
0x39: RuneError,
0x3a: RuneError,
0x3b: RuneError,
0x3c: '\x14',
0x3d: '\x15',
0x3e: RuneError,
0x3f: '\x1a', // also replacement char
0x40: ' ',
0x41: '\xa0',
0x42: RuneError,
0x43: RuneError,
0x44: RuneError,
0x45: RuneError,
0x46: RuneError,
0x47: RuneError,
0x48: RuneError,
0x49: RuneError,
0x4a: RuneError,
0x4b: '.',
0x4c: '<',
0x4d: '(',
0x4e: '+',
0x4f: '|',
0x50: '&',
0x51: RuneError,
0x52: RuneError,
0x53: RuneError,
0x54: RuneError,
0x55: RuneError,
0x56: RuneError,
0x57: RuneError,
0x58: RuneError,
0x59: RuneError,
0x5a: '!',
0x5b: '$',
0x5c: '*',
0x5d: ')',
0x5e: ';',
0x5f: '¬',
0x60: '-',
0x61: '/',
0x62: RuneError,
0x63: RuneError,
0x64: RuneError,
0x65: RuneError,
0x66: RuneError,
0x67: RuneError,
0x68: RuneError,
0x69: RuneError,
0x6a: '¦',
0x6b: ',',
0x6c: '%',
0x6d: '_',
0x6e: '>',
0x6f: '?',
0x70: RuneError,
0x71: RuneError,
0x72: RuneError,
0x73: RuneError,
0x74: RuneError,
0x75: RuneError,
0x76: RuneError,
0x77: RuneError,
0x78: RuneError,
0x79: '`',
0x7a: ':',
0x7b: '#',
0x7c: '@',
0x7d: '\'',
0x7e: '=',
0x7f: '"',
0x80: RuneError,
0x81: 'a',
0x82: 'b',
0x83: 'c',
0x84: 'd',
0x85: 'e',
0x86: 'f',
0x87: 'g',
0x88: 'h',
0x89: 'i',
0x8a: RuneError,
0x8b: RuneError,
0x8c: RuneError,
0x8d: RuneError,
0x8e: RuneError,
0x8f: '±',
0x90: RuneError,
0x91: 'j',
0x92: 'k',
0x93: 'l',
0x94: 'm',
0x95: 'n',
0x96: 'o',
0x97: 'p',
0x98: 'q',
0x99: 'r',
0x9a: RuneError,
0x9b: RuneError,
0x9c: RuneError,
0x9d: RuneError,
0x9e: RuneError,
0x9f: RuneError,
0xa0: RuneError,
0xa1: '~',
0xa2: 's',
0xa3: 't',
0xa4: 'u',
0xa5: 'v',
0xa6: 'w',
0xa7: 'x',
0xa8: 'y',
0xa9: 'z',
0xaa: RuneError,
0xab: RuneError,
0xac: RuneError,
0xad: RuneError,
0xae: RuneError,
0xaf: RuneError,
0xb0: '^',
0xb1: RuneError,
0xb2: RuneError,
0xb3: RuneError,
0xb4: RuneError,
0xb5: RuneError,
0xb6: RuneError,
0xb7: RuneError,
0xb8: RuneError,
0xb9: RuneError,
0xba: '[',
0xbb: ']',
0xbc: RuneError,
0xbd: RuneError,
0xbe: RuneError,
0xbf: RuneError,
0xc0: '{',
0xc1: 'A',
0xc2: 'B',
0xc3: 'C',
0xc4: 'D',
0xc5: 'E',
0xc6: 'F',
0xc7: 'G',
0xc8: 'H',
0xc9: 'I',
0xca: '\xad', // NB: soft hyphen
0xcb: RuneError,
0xcc: RuneError,
0xcd: RuneError,
0xce: RuneError,
0xcf: RuneError,
0xd0: '}',
0xd1: 'J',
0xd2: 'K',
0xd3: 'L',
0xd4: 'M',
0xd5: 'N',
0xd6: 'O',
0xd7: 'P',
0xd8: 'Q',
0xd9: 'R',
0xda: RuneError,
0xdb: RuneError,
0xdc: RuneError,
0xdd: RuneError,
0xde: RuneError,
0xdf: RuneError,
0xe0: '\\',
0xe1: '\u2007', // Non-breaking space
0xe2: 'S',
0xe3: 'T',
0xe4: 'U',
0xe5: 'V',
0xe6: 'W',
0xe7: 'X',
0xe8: 'Y',
0xe9: 'Z',
0xea: RuneError,
0xeb: RuneError,
0xec: RuneError,
0xed: RuneError,
0xee: RuneError,
0xef: RuneError,
0xf0: '0',
0xf1: '1',
0xf2: '2',
0xf3: '3',
0xf4: '4',
0xf5: '5',
0xf6: '6',
0xf7: '7',
0xf8: '8',
0xf9: '9',
0xfa: RuneError,
0xfb: RuneError,
0xfc: RuneError,
0xfd: RuneError,
0xfe: RuneError,
0xff: RuneError,
}}
cm.Init()
EBCDIC = cm
}