fs/nls/nls_cp857.c

   1 /*
   2  * linux/fs/nls_cp857.c
   3  *
   4  * Charset cp857 translation tables.
   5  * Generated automatically from the Unicode and charset
   6  * tables from the Unicode Organization (www.unicode.org).
   7  * The Unicode to charset table has only exact mappings.
   8  */
   9
  10 #include <linux/module.h>
  11 #include <linux/kernel.h>
  12 #include <linux/string.h>
  13 #include <linux/nls.h>
  14 #include <linux/errno.h>
  15
  16 static wchar_t charset2uni[256] = {
  17         /* 0x00*/
  18         0x0000, 0x0001, 0x0002, 0x0003,
  19         0x0004, 0x0005, 0x0006, 0x0007,
  20         0x0008, 0x0009, 0x000a, 0x000b,
  21         0x000c, 0x000d, 0x000e, 0x000f,
  22         /* 0x10*/
  23         0x0010, 0x0011, 0x0012, 0x0013,
  24         0x0014, 0x0015, 0x0016, 0x0017,
  25         0x0018, 0x0019, 0x001a, 0x001b,
  26         0x001c, 0x001d, 0x001e, 0x001f,
  27         /* 0x20*/
  28         0x0020, 0x0021, 0x0022, 0x0023,
  29         0x0024, 0x0025, 0x0026, 0x0027,
  30         0x0028, 0x0029, 0x002a, 0x002b,
  31         0x002c, 0x002d, 0x002e, 0x002f,
  32         /* 0x30*/
  33         0x0030, 0x0031, 0x0032, 0x0033,
  34         0x0034, 0x0035, 0x0036, 0x0037,
  35         0x0038, 0x0039, 0x003a, 0x003b,
  36         0x003c, 0x003d, 0x003e, 0x003f,
  37         /* 0x40*/
  38         0x0040, 0x0041, 0x0042, 0x0043,
  39         0x0044, 0x0045, 0x0046, 0x0047,
  40         0x0048, 0x0049, 0x004a, 0x004b,
  41         0x004c, 0x004d, 0x004e, 0x004f,
  42         /* 0x50*/
  43         0x0050, 0x0051, 0x0052, 0x0053,
  44         0x0054, 0x0055, 0x0056, 0x0057,
  45         0x0058, 0x0059, 0x005a, 0x005b,
  46         0x005c, 0x005d, 0x005e, 0x005f,
  47         /* 0x60*/
  48         0x0060, 0x0061, 0x0062, 0x0063,
  49         0x0064, 0x0065, 0x0066, 0x0067,
  50         0x0068, 0x0069, 0x006a, 0x006b,
  51         0x006c, 0x006d, 0x006e, 0x006f,
  52         /* 0x70*/
  53         0x0070, 0x0071, 0x0072, 0x0073,
  54         0x0074, 0x0075, 0x0076, 0x0077,
  55         0x0078, 0x0079, 0x007a, 0x007b,
  56         0x007c, 0x007d, 0x007e, 0x007f,
  57         /* 0x80*/
  58         0x00c7, 0x00fc, 0x00e9, 0x00e2,
  59         0x00e4, 0x00e0, 0x00e5, 0x00e7,
  60         0x00ea, 0x00eb, 0x00e8, 0x00ef,
  61         0x00ee, 0x0131, 0x00c4, 0x00c5,
  62         /* 0x90*/
  63         0x00c9, 0x00e6, 0x00c6, 0x00f4,
  64         0x00f6, 0x00f2, 0x00fb, 0x00f9,
  65         0x0130, 0x00d6, 0x00dc, 0x00f8,
  66         0x00a3, 0x00d8, 0x015e, 0x015f,
  67         /* 0xa0*/
  68         0x00e1, 0x00ed, 0x00f3, 0x00fa,
  69         0x00f1, 0x00d1, 0x011e, 0x011f,
  70         0x00bf, 0x00ae, 0x00ac, 0x00bd,
  71         0x00bc, 0x00a1, 0x00ab, 0x00bb,
  72         /* 0xb0*/
  73         0x2591, 0x2592, 0x2593, 0x2502,
  74         0x2524, 0x00c1, 0x00c2, 0x00c0,
  75         0x00a9, 0x2563, 0x2551, 0x2557,
  76         0x255d, 0x00a2, 0x00a5, 0x2510,
  77         /* 0xc0*/
  78         0x2514, 0x2534, 0x252c, 0x251c,
  79         0x2500, 0x253c, 0x00e3, 0x00c3,
  80         0x255a, 0x2554, 0x2569, 0x2566,
  81         0x2560, 0x2550, 0x256c, 0x00a4,
  82         /* 0xd0*/
  83         0x00ba, 0x00aa, 0x00ca, 0x00cb,
  84         0x00c8, 0x0000, 0x00cd, 0x00ce,
  85         0x00cf, 0x2518, 0x250c, 0x2588,
  86         0x2584, 0x00a6, 0x00cc, 0x2580,
  87         /* 0xe0*/
  88         0x00d3, 0x00df, 0x00d4, 0x00d2,
  89         0x00f5, 0x00d5, 0x00b5, 0x0000,
  90         0x00d7, 0x00da, 0x00db, 0x00d9,
  91         0x00ec, 0x00ff, 0x00af, 0x00b4,
  92         /* 0xf0*/
  93         0x00ad, 0x00b1, 0x0000, 0x00be,
  94         0x00b6, 0x00a7, 0x00f7, 0x00b8,
  95         0x00b0, 0x00a8, 0x00b7, 0x00b9,
  96         0x00b3, 0x00b2, 0x25a0, 0x00a0,
  97 };
  98
  99 static unsigned char page00[256] = {
 100         0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
 101         0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
 102         0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
 103         0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
 104         0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
 105         0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
 106         0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
 107         0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
 108         0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
 109         0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
 110         0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
 111         0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
 112         0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
 113         0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
 114         0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
 115         0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
 116
 117         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
 118         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 119         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
 120         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 121         0xff, 0xad, 0xbd, 0x9c, 0xcf, 0xbe, 0xdd, 0xf5, /* 0xa0-0xa7 */
 122         0xf9, 0xb8, 0xd1, 0xae, 0xaa, 0xf0, 0xa9, 0xee, /* 0xa8-0xaf */
 123         0xf8, 0xf1, 0xfd, 0xfc, 0xef, 0xe6, 0xf4, 0xfa, /* 0xb0-0xb7 */
 124         0xf7, 0xfb, 0xd0, 0xaf, 0xac, 0xab, 0xf3, 0xa8, /* 0xb8-0xbf */
 125         0xb7, 0xb5, 0xb6, 0xc7, 0x8e, 0x8f, 0x92, 0x80, /* 0xc0-0xc7 */
 126         0xd4, 0x90, 0xd2, 0xd3, 0xde, 0xd6, 0xd7, 0xd8, /* 0xc8-0xcf */
 127         0x00, 0xa5, 0xe3, 0xe0, 0xe2, 0xe5, 0x99, 0xe8, /* 0xd0-0xd7 */
 128         0x9d, 0xeb, 0xe9, 0xea, 0x9a, 0x00, 0x00, 0xe1, /* 0xd8-0xdf */
 129         0x85, 0xa0, 0x83, 0xc6, 0x84, 0x86, 0x91, 0x87, /* 0xe0-0xe7 */
 130         0x8a, 0x82, 0x88, 0x89, 0xec, 0xa1, 0x8c, 0x8b, /* 0xe8-0xef */
 131         0x00, 0xa4, 0x95, 0xa2, 0x93, 0xe4, 0x94, 0xf6, /* 0xf0-0xf7 */
 132         0x9b, 0x97, 0xa3, 0x96, 0x81, 0x00, 0x00, 0xed, /* 0xf8-0xff */
 133 };
 134
 135 static unsigned char page01[256] = {
 136         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
 137         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
 138         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
 139         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa6, 0xa7, /* 0x18-0x1f */
 140         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
 141         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
 142         0x98, 0x8d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
 143         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
 144         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
 145         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
 146         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
 147         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x9e, 0x9f, /* 0x58-0x5f */
 148 };
 149
 150 static unsigned char page25[256] = {
 151         0xc4, 0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
 152         0x00, 0x00, 0x00, 0x00, 0xda, 0x00, 0x00, 0x00, /* 0x08-0x0f */
 153         0xbf, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, /* 0x10-0x17 */
 154         0xd9, 0x00, 0x00, 0x00, 0xc3, 0x00, 0x00, 0x00, /* 0x18-0x1f */
 155         0x00, 0x00, 0x00, 0x00, 0xb4, 0x00, 0x00, 0x00, /* 0x20-0x27 */
 156         0x00, 0x00, 0x00, 0x00, 0xc2, 0x00, 0x00, 0x00, /* 0x28-0x2f */
 157         0x00, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00, /* 0x30-0x37 */
 158         0x00, 0x00, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00, /* 0x38-0x3f */
 159         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
 160         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
 161         0xcd, 0xba, 0x00, 0x00, 0xc9, 0x00, 0x00, 0xbb, /* 0x50-0x57 */
 162         0x00, 0x00, 0xc8, 0x00, 0x00, 0xbc, 0x00, 0x00, /* 0x58-0x5f */
 163         0xcc, 0x00, 0x00, 0xb9, 0x00, 0x00, 0xcb, 0x00, /* 0x60-0x67 */
 164         0x00, 0xca, 0x00, 0x00, 0xce, 0x00, 0x00, 0x00, /* 0x68-0x6f */
 165         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
 166         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
 167
 168         0xdf, 0x00, 0x00, 0x00, 0xdc, 0x00, 0x00, 0x00, /* 0x80-0x87 */
 169         0xdb, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 170         0x00, 0xb0, 0xb1, 0xb2, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
 171         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 172         0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
 173 };
 174
 175 static unsigned char *page_uni2charset[256] = {
 176         page00, page01, NULL,   NULL,   NULL,   NULL,   NULL,   NULL,
 177         NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,
 178         NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,
 179         NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,
 180         NULL,   NULL,   NULL,   NULL,   NULL,   page25, NULL,   NULL,
 181 };
 182
 183 static unsigned char charset2lower[256] = {
 184         0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
 185         0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
 186         0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
 187         0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
 188         0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
 189         0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
 190         0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
 191         0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
 192         0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x40-0x47 */
 193         0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x48-0x4f */
 194         0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x50-0x57 */
 195         0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
 196         0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
 197         0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
 198         0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
 199         0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
 200
 201         0x87, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 0x80-0x87 */
 202         0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x84, 0x86, /* 0x88-0x8f */
 203         0x82, 0x91, 0x91, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
 204         0x69, 0x94, 0x81, 0x9b, 0x9c, 0x9b, 0x9f, 0x9f, /* 0x98-0x9f */
 205         0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa4, 0xa7, 0xa7, /* 0xa0-0xa7 */
 206         0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
 207         0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xa0, 0x83, 0x85, /* 0xb0-0xb7 */
 208         0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
 209         0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc6, /* 0xc0-0xc7 */
 210         0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
 211         0xd0, 0xd1, 0x88, 0x89, 0x8a, 0x00, 0xa1, 0x8c, /* 0xd0-0xd7 */
 212         0x8b, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xec, 0xdf, /* 0xd8-0xdf */
 213         0xa2, 0xe1, 0x93, 0x95, 0xe4, 0xe4, 0xe6, 0x00, /* 0xe0-0xe7 */
 214         0xe8, 0xa3, 0x96, 0x97, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
 215         0xf0, 0xf1, 0x00, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
 216         0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0xf8-0xff */
 217 };
 218
 219 static unsigned char charset2upper[256] = {
 220         0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
 221         0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
 222         0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
 223         0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
 224         0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
 225         0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
 226         0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
 227         0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
 228         0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
 229         0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
 230         0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
 231         0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
 232         0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x60-0x67 */
 233         0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x68-0x6f */
 234         0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x70-0x77 */
 235         0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
 236
 237         0x80, 0x9a, 0x90, 0xb6, 0x8e, 0xb7, 0x8f, 0x80, /* 0x80-0x87 */
 238         0xd2, 0xd3, 0xd4, 0xd8, 0xd7, 0x49, 0x8e, 0x8f, /* 0x88-0x8f */
 239         0x90, 0x92, 0x92, 0xe2, 0x99, 0xe3, 0xea, 0xeb, /* 0x90-0x97 */
 240         0x98, 0x99, 0x9a, 0x9d, 0x9c, 0x9d, 0x9e, 0x9e, /* 0x98-0x9f */
 241         0xb5, 0xd6, 0xe0, 0xe9, 0xa5, 0xa5, 0xa6, 0xa6, /* 0xa0-0xa7 */
 242         0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
 243         0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
 244         0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
 245         0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc7, 0xc7, /* 0xc0-0xc7 */
 246         0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
 247         0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0x00, 0xd6, 0xd7, /* 0xd0-0xd7 */
 248         0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xd8-0xdf */
 249         0xe0, 0xe1, 0xe2, 0xe3, 0xe5, 0xe5, 0x00, 0x00, /* 0xe0-0xe7 */
 250         0xe8, 0xe9, 0xea, 0xeb, 0xde, 0x00, 0xee, 0xef, /* 0xe8-0xef */
 251         0xf0, 0xf1, 0x00, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
 252         0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0xf8-0xff */
 253 };
 254
 255 static int uni2char(wchar_t uni, unsigned char *out, int boundlen)
 256 {
 257         unsigned char *uni2charset;
 258         unsigned char cl = uni & 0x00ff;
 259         unsigned char ch = (uni & 0xff00) >> 8;
 260
 261         if (boundlen <= 0)
 262                 return -ENAMETOOLONG;
 263
 264         uni2charset = page_uni2charset[ch];
 265         if (uni2charset && uni2charset[cl])
 266                 out[0] = uni2charset[cl];
 267         else
 268                 return -EINVAL;
 269         return 1;
 270 }
 271
 272 static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni)
 273 {
 274         *uni = charset2uni[*rawstring];
 275         if (*uni == 0x0000)
 276                 return -EINVAL;
 277         return 1;
 278 }
 279
 280 static struct nls_table table = {
 281         .charset        = "cp857",
 282         .uni2char       = uni2char,
 283         .char2uni       = char2uni,
 284         .charset2lower  = charset2lower,
 285         .charset2upper  = charset2upper,
 286         .owner          = THIS_MODULE,
 287 };
 288
 289 static int __init init_nls_cp857(void)
 290 {
 291         return register_nls(&table);
 292 }
 293
 294 static void __exit exit_nls_cp857(void)
 295 {
 296         unregister_nls(&table);
 297 }
 298
 299 module_init(init_nls_cp857)
 300 module_exit(exit_nls_cp857)
 301
 302 MODULE_LICENSE("Dual BSD/GPL");