LXR linux/fs/nls/nls

   1/*
   2 * linux/fs/nls/nls_cp874.c
   3 *
   4 * Charset cp874 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
  16static const 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        0x0000, 0x0000, 0x0000, 0x0000,
  59        0x0000, 0x2026, 0x0000, 0x0000,
  60        0x0000, 0x0000, 0x0000, 0x0000,
  61        0x0000, 0x0000, 0x0000, 0x0000,
  62        /* 0x90*/
  63        0x0000, 0x2018, 0x2019, 0x201c,
  64        0x201d, 0x2022, 0x2013, 0x2014,
  65        0x0000, 0x0000, 0x0000, 0x0000,
  66        0x0000, 0x0000, 0x0000, 0x0000,
  67        /* 0xa0*/
  68        0x00a0, 0x0e01, 0x0e02, 0x0e03,
  69        0x0e04, 0x0e05, 0x0e06, 0x0e07,
  70        0x0e08, 0x0e09, 0x0e0a, 0x0e0b,
  71        0x0e0c, 0x0e0d, 0x0e0e, 0x0e0f,
  72        /* 0xb0*/
  73        0x0e10, 0x0e11, 0x0e12, 0x0e13,
  74        0x0e14, 0x0e15, 0x0e16, 0x0e17,
  75        0x0e18, 0x0e19, 0x0e1a, 0x0e1b,
  76        0x0e1c, 0x0e1d, 0x0e1e, 0x0e1f,
  77        /* 0xc0*/
  78        0x0e20, 0x0e21, 0x0e22, 0x0e23,
  79        0x0e24, 0x0e25, 0x0e26, 0x0e27,
  80        0x0e28, 0x0e29, 0x0e2a, 0x0e2b,
  81        0x0e2c, 0x0e2d, 0x0e2e, 0x0e2f,
  82        /* 0xd0*/
  83        0x0e30, 0x0e31, 0x0e32, 0x0e33,
  84        0x0e34, 0x0e35, 0x0e36, 0x0e37,
  85        0x0e38, 0x0e39, 0x0e3a, 0x0000,
  86        0x0000, 0x0000, 0x0000, 0x0e3f,
  87        /* 0xe0*/
  88        0x0e40, 0x0e41, 0x0e42, 0x0e43,
  89        0x0e44, 0x0e45, 0x0e46, 0x0e47,
  90        0x0e48, 0x0e49, 0x0e4a, 0x0e4b,
  91        0x0e4c, 0x0e4d, 0x0e4e, 0x0e4f,
  92        /* 0xf0*/
  93        0x0e50, 0x0e51, 0x0e52, 0x0e53,
  94        0x0e54, 0x0e55, 0x0e56, 0x0e57,
  95        0x0e58, 0x0e59, 0x0e5a, 0x0e5b,
  96        0x0000, 0x0000, 0x0000, 0x0000,
  97};
  98
  99static const 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        0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
 122};
 123
 124static const unsigned char page0e[256] = {
 125        0x00, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0x00-0x07 */
 126        0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0x08-0x0f */
 127        0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0x10-0x17 */
 128        0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0x18-0x1f */
 129        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x20-0x27 */
 130        0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x28-0x2f */
 131        0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0x30-0x37 */
 132        0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0xdf, /* 0x38-0x3f */
 133        0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0x40-0x47 */
 134        0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0x48-0x4f */
 135        0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0x50-0x57 */
 136        0xf8, 0xf9, 0xfa, 0xfb, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
 137};
 138
 139static const unsigned char page20[256] = {
 140        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
 141        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
 142        0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
 143        0x91, 0x92, 0x00, 0x00, 0x93, 0x94, 0x00, 0x00, /* 0x18-0x1f */
 144        0x00, 0x00, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
 145};
 146
 147static const unsigned char *const page_uni2charset[256] = {
 148        page00, NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
 149        NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   page0e, NULL,   
 150        NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
 151        NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
 152        page20, NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
 153};
 154
 155static const unsigned char charset2lower[256] = {
 156        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
 157        0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
 158        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
 159        0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
 160        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
 161        0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
 162        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
 163        0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
 164        0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x40-0x47 */
 165        0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x48-0x4f */
 166        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x50-0x57 */
 167        0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
 168        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
 169        0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
 170        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
 171        0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
 172
 173        0x00, 0x00, 0x00, 0x00, 0x00, 0x85, 0x00, 0x00, /* 0x80-0x87 */
 174        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 175        0x00, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
 176        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 177        0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0xa0-0xa7 */
 178        0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
 179        0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
 180        0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
 181        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */
 182        0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
 183        0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
 184        0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0xdf, /* 0xd8-0xdf */
 185        0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
 186        0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
 187        0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
 188        0xf8, 0xf9, 0xfa, 0xfb, 0x00, 0x00, 0x00, 0x00, /* 0xf8-0xff */
 189};
 190
 191static const unsigned char charset2upper[256] = {
 192        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
 193        0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
 194        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
 195        0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
 196        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
 197        0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
 198        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
 199        0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
 200        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
 201        0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
 202        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
 203        0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
 204        0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x60-0x67 */
 205        0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x68-0x6f */
 206        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x70-0x77 */
 207        0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
 208
 209        0x00, 0x00, 0x00, 0x00, 0x00, 0x85, 0x00, 0x00, /* 0x80-0x87 */
 210        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
 211        0x00, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
 212        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
 213        0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0xa0-0xa7 */
 214        0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
 215        0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
 216        0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
 217        0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */
 218        0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
 219        0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
 220        0xd8, 0xd9, 0xda, 0x00, 0x00, 0x00, 0x00, 0xdf, /* 0xd8-0xdf */
 221        0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
 222        0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
 223        0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
 224        0xf8, 0xf9, 0xfa, 0xfb, 0x00, 0x00, 0x00, 0x00, /* 0xf8-0xff */
 225};
 226
 227static int uni2char(wchar_t uni, unsigned char *out, int boundlen)
 228{
 229        const unsigned char *uni2charset;
 230        unsigned char cl = uni & 0x00ff;
 231        unsigned char ch = (uni & 0xff00) >> 8;
 232
 233        if (boundlen <= 0)
 234                return -ENAMETOOLONG;
 235
 236        uni2charset = page_uni2charset[ch];
 237        if (uni2charset && uni2charset[cl])
 238                out[0] = uni2charset[cl];
 239        else
 240                return -EINVAL;
 241        return 1;
 242}
 243
 244static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni)
 245{
 246        *uni = charset2uni[*rawstring];
 247        if (*uni == 0x0000)
 248                return -EINVAL;
 249        return 1;
 250}
 251
 252static struct nls_table table = {
 253        .charset        = "cp874",
 254        .alias          = "tis-620",
 255        .uni2char       = uni2char,
 256        .char2uni       = char2uni,
 257        .charset2lower  = charset2lower,
 258        .charset2upper  = charset2upper,
 259};
 260
 261static int __init init_nls_cp874(void)
 262{
 263        return register_nls(&table);
 264}
 265
 266static void __exit exit_nls_cp874(void)
 267{
 268        unregister_nls(&table);
 269}
 270
 271module_init(init_nls_cp874)
 272module_exit(exit_nls_cp874)
 273
 274MODULE_LICENSE("Dual BSD/GPL");
 275MODULE_ALIAS_NLS(tis-620);
 276