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0001 /*
0002  * linux/fs/nls/nls_cp737.c
0003  *
0004  * Charset cp737 translation tables.
0005  * Generated automatically from the Unicode and charset
0006  * tables from the Unicode Organization (www.unicode.org).
0007  * The Unicode to charset table has only exact mappings.
0008  */
0009 
0010 #include <linux/module.h>
0011 #include <linux/kernel.h>
0012 #include <linux/string.h>
0013 #include <linux/nls.h>
0014 #include <linux/errno.h>
0015 
0016 static const wchar_t charset2uni[256] = {
0017     /* 0x00*/
0018     0x0000, 0x0001, 0x0002, 0x0003,
0019     0x0004, 0x0005, 0x0006, 0x0007,
0020     0x0008, 0x0009, 0x000a, 0x000b,
0021     0x000c, 0x000d, 0x000e, 0x000f,
0022     /* 0x10*/
0023     0x0010, 0x0011, 0x0012, 0x0013,
0024     0x0014, 0x0015, 0x0016, 0x0017,
0025     0x0018, 0x0019, 0x001a, 0x001b,
0026     0x001c, 0x001d, 0x001e, 0x001f,
0027     /* 0x20*/
0028     0x0020, 0x0021, 0x0022, 0x0023,
0029     0x0024, 0x0025, 0x0026, 0x0027,
0030     0x0028, 0x0029, 0x002a, 0x002b,
0031     0x002c, 0x002d, 0x002e, 0x002f,
0032     /* 0x30*/
0033     0x0030, 0x0031, 0x0032, 0x0033,
0034     0x0034, 0x0035, 0x0036, 0x0037,
0035     0x0038, 0x0039, 0x003a, 0x003b,
0036     0x003c, 0x003d, 0x003e, 0x003f,
0037     /* 0x40*/
0038     0x0040, 0x0041, 0x0042, 0x0043,
0039     0x0044, 0x0045, 0x0046, 0x0047,
0040     0x0048, 0x0049, 0x004a, 0x004b,
0041     0x004c, 0x004d, 0x004e, 0x004f,
0042     /* 0x50*/
0043     0x0050, 0x0051, 0x0052, 0x0053,
0044     0x0054, 0x0055, 0x0056, 0x0057,
0045     0x0058, 0x0059, 0x005a, 0x005b,
0046     0x005c, 0x005d, 0x005e, 0x005f,
0047     /* 0x60*/
0048     0x0060, 0x0061, 0x0062, 0x0063,
0049     0x0064, 0x0065, 0x0066, 0x0067,
0050     0x0068, 0x0069, 0x006a, 0x006b,
0051     0x006c, 0x006d, 0x006e, 0x006f,
0052     /* 0x70*/
0053     0x0070, 0x0071, 0x0072, 0x0073,
0054     0x0074, 0x0075, 0x0076, 0x0077,
0055     0x0078, 0x0079, 0x007a, 0x007b,
0056     0x007c, 0x007d, 0x007e, 0x007f,
0057     /* 0x80*/
0058     0x0391, 0x0392, 0x0393, 0x0394,
0059     0x0395, 0x0396, 0x0397, 0x0398,
0060     0x0399, 0x039a, 0x039b, 0x039c,
0061     0x039d, 0x039e, 0x039f, 0x03a0,
0062     /* 0x90*/
0063     0x03a1, 0x03a3, 0x03a4, 0x03a5,
0064     0x03a6, 0x03a7, 0x03a8, 0x03a9,
0065     0x03b1, 0x03b2, 0x03b3, 0x03b4,
0066     0x03b5, 0x03b6, 0x03b7, 0x03b8,
0067     /* 0xa0*/
0068     0x03b9, 0x03ba, 0x03bb, 0x03bc,
0069     0x03bd, 0x03be, 0x03bf, 0x03c0,
0070     0x03c1, 0x03c3, 0x03c2, 0x03c4,
0071     0x03c5, 0x03c6, 0x03c7, 0x03c8,
0072     /* 0xb0*/
0073     0x2591, 0x2592, 0x2593, 0x2502,
0074     0x2524, 0x2561, 0x2562, 0x2556,
0075     0x2555, 0x2563, 0x2551, 0x2557,
0076     0x255d, 0x255c, 0x255b, 0x2510,
0077     /* 0xc0*/
0078     0x2514, 0x2534, 0x252c, 0x251c,
0079     0x2500, 0x253c, 0x255e, 0x255f,
0080     0x255a, 0x2554, 0x2569, 0x2566,
0081     0x2560, 0x2550, 0x256c, 0x2567,
0082     /* 0xd0*/
0083     0x2568, 0x2564, 0x2565, 0x2559,
0084     0x2558, 0x2552, 0x2553, 0x256b,
0085     0x256a, 0x2518, 0x250c, 0x2588,
0086     0x2584, 0x258c, 0x2590, 0x2580,
0087     /* 0xe0*/
0088     0x03c9, 0x03ac, 0x03ad, 0x03ae,
0089     0x03ca, 0x03af, 0x03cc, 0x03cd,
0090     0x03cb, 0x03ce, 0x0386, 0x0388,
0091     0x0389, 0x038a, 0x038c, 0x038e,
0092     /* 0xf0*/
0093     0x038f, 0x00b1, 0x2265, 0x2264,
0094     0x03aa, 0x03ab, 0x00f7, 0x2248,
0095     0x00b0, 0x2219, 0x00b7, 0x221a,
0096     0x207f, 0x00b2, 0x25a0, 0x00a0,
0097 };
0098 
0099 static const unsigned char page00[256] = {
0100     0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
0101     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
0102     0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
0103     0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
0104     0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
0105     0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
0106     0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
0107     0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
0108     0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
0109     0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
0110     0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
0111     0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
0112     0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
0113     0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
0114     0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
0115     0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
0116 
0117     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
0118     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
0119     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
0120     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
0121     0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
0122     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
0123     0xf8, 0xf1, 0xfd, 0x00, 0x00, 0x00, 0x00, 0xfa, /* 0xb0-0xb7 */
0124     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
0125     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0-0xc7 */
0126     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
0127     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
0128     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
0129     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xe0-0xe7 */
0130     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xe8-0xef */
0131     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf6, /* 0xf0-0xf7 */
0132 };
0133 
0134 static const unsigned char page03[256] = {
0135     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
0136     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
0137     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
0138     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
0139     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
0140     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
0141     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
0142     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
0143     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
0144     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
0145     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
0146     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
0147     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
0148     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
0149     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
0150     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
0151 
0152     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xea, 0x00, /* 0x80-0x87 */
0153     0xeb, 0xec, 0xed, 0x00, 0xee, 0x00, 0xef, 0xf0, /* 0x88-0x8f */
0154     0x00, 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, /* 0x90-0x97 */
0155     0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, /* 0x98-0x9f */
0156     0x8f, 0x90, 0x00, 0x91, 0x92, 0x93, 0x94, 0x95, /* 0xa0-0xa7 */
0157     0x96, 0x97, 0xf4, 0xf5, 0xe1, 0xe2, 0xe3, 0xe5, /* 0xa8-0xaf */
0158     0x00, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, /* 0xb0-0xb7 */
0159     0x9f, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, /* 0xb8-0xbf */
0160     0xa7, 0xa8, 0xaa, 0xa9, 0xab, 0xac, 0xad, 0xae, /* 0xc0-0xc7 */
0161     0xaf, 0xe0, 0xe4, 0xe8, 0xe6, 0xe7, 0xe9, 0x00, /* 0xc8-0xcf */
0162 };
0163 
0164 static const unsigned char page20[256] = {
0165     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
0166     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
0167     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
0168     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
0169     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
0170     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
0171     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
0172     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
0173     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
0174     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
0175     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
0176     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
0177     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
0178     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
0179     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
0180     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, /* 0x78-0x7f */
0181 };
0182 
0183 static const unsigned char page22[256] = {
0184     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
0185     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
0186     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
0187     0x00, 0xf9, 0xfb, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
0188     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
0189     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
0190     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
0191     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
0192     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
0193     0xf7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
0194     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
0195     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
0196     0x00, 0x00, 0x00, 0x00, 0xf3, 0xf2, 0x00, 0x00, /* 0x60-0x67 */
0197 };
0198 
0199 static const unsigned char page25[256] = {
0200     0xc4, 0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
0201     0x00, 0x00, 0x00, 0x00, 0xda, 0x00, 0x00, 0x00, /* 0x08-0x0f */
0202     0xbf, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, /* 0x10-0x17 */
0203     0xd9, 0x00, 0x00, 0x00, 0xc3, 0x00, 0x00, 0x00, /* 0x18-0x1f */
0204     0x00, 0x00, 0x00, 0x00, 0xb4, 0x00, 0x00, 0x00, /* 0x20-0x27 */
0205     0x00, 0x00, 0x00, 0x00, 0xc2, 0x00, 0x00, 0x00, /* 0x28-0x2f */
0206     0x00, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00, /* 0x30-0x37 */
0207     0x00, 0x00, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00, /* 0x38-0x3f */
0208     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
0209     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
0210     0xcd, 0xba, 0xd5, 0xd6, 0xc9, 0xb8, 0xb7, 0xbb, /* 0x50-0x57 */
0211     0xd4, 0xd3, 0xc8, 0xbe, 0xbd, 0xbc, 0xc6, 0xc7, /* 0x58-0x5f */
0212     0xcc, 0xb5, 0xb6, 0xb9, 0xd1, 0xd2, 0xcb, 0xcf, /* 0x60-0x67 */
0213     0xd0, 0xca, 0xd8, 0xd7, 0xce, 0x00, 0x00, 0x00, /* 0x68-0x6f */
0214     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
0215     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
0216 
0217     0xdf, 0x00, 0x00, 0x00, 0xdc, 0x00, 0x00, 0x00, /* 0x80-0x87 */
0218     0xdb, 0x00, 0x00, 0x00, 0xdd, 0x00, 0x00, 0x00, /* 0x88-0x8f */
0219     0xde, 0xb0, 0xb1, 0xb2, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
0220     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
0221     0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
0222 };
0223 
0224 static const unsigned char *const page_uni2charset[256] = {
0225     page00, NULL,   NULL,   page03, NULL,   NULL,   NULL,   NULL,   
0226     NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
0227     NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
0228     NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   NULL,   
0229     page20, NULL,   page22, NULL,   NULL,   page25, NULL,   NULL,   
0230 };
0231 
0232 static const unsigned char charset2lower[256] = {
0233     0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
0234     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
0235     0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
0236     0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
0237     0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
0238     0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
0239     0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
0240     0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
0241     0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x40-0x47 */
0242     0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x48-0x4f */
0243     0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x50-0x57 */
0244     0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
0245     0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
0246     0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
0247     0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
0248     0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
0249 
0250     0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, /* 0x80-0x87 */
0251     0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0x88-0x8f */
0252     0xa8, 0xa9, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xe0, /* 0x90-0x97 */
0253     0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, /* 0x98-0x9f */
0254     0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0xa0-0xa7 */
0255     0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
0256     0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
0257     0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
0258     0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */
0259     0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
0260     0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
0261     0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xd8-0xdf */
0262     0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
0263     0xe8, 0xe9, 0xe1, 0xe2, 0xe3, 0xe5, 0xe6, 0xe7, /* 0xe8-0xef */
0264     0xe9, 0xf1, 0xf2, 0xf3, 0xe4, 0xe8, 0xf6, 0xf7, /* 0xf0-0xf7 */
0265     0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0xf8-0xff */
0266 };
0267 
0268 static const unsigned char charset2upper[256] = {
0269     0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
0270     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
0271     0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
0272     0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
0273     0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
0274     0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
0275     0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
0276     0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
0277     0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
0278     0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
0279     0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
0280     0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
0281     0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x60-0x67 */
0282     0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x68-0x6f */
0283     0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x70-0x77 */
0284     0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
0285 
0286     0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 0x80-0x87 */
0287     0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, /* 0x88-0x8f */
0288     0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
0289     0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 0x98-0x9f */
0290     0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, /* 0xa0-0xa7 */
0291     0x90, 0x91, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /* 0xa8-0xaf */
0292     0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
0293     0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
0294     0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */
0295     0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
0296     0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
0297     0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xd8-0xdf */
0298     0x97, 0xea, 0xeb, 0xec, 0xf4, 0xed, 0xee, 0xef, /* 0xe0-0xe7 */
0299     0xf5, 0xf0, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
0300     0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
0301     0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0xf8-0xff */
0302 };
0303 
0304 static int uni2char(wchar_t uni, unsigned char *out, int boundlen)
0305 {
0306     const unsigned char *uni2charset;
0307     unsigned char cl = uni & 0x00ff;
0308     unsigned char ch = (uni & 0xff00) >> 8;
0309 
0310     if (boundlen <= 0)
0311         return -ENAMETOOLONG;
0312 
0313     uni2charset = page_uni2charset[ch];
0314     if (uni2charset && uni2charset[cl])
0315         out[0] = uni2charset[cl];
0316     else
0317         return -EINVAL;
0318     return 1;
0319 }
0320 
0321 static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni)
0322 {
0323     *uni = charset2uni[*rawstring];
0324     if (*uni == 0x0000)
0325         return -EINVAL;
0326     return 1;
0327 }
0328 
0329 static struct nls_table table = {
0330     .charset    = "cp737",
0331     .uni2char   = uni2char,
0332     .char2uni   = char2uni,
0333     .charset2lower  = charset2lower,
0334     .charset2upper  = charset2upper,
0335 };
0336 
0337 static int __init init_nls_cp737(void)
0338 {
0339     return register_nls(&table);
0340 }
0341 
0342 static void __exit exit_nls_cp737(void)
0343 {
0344     unregister_nls(&table);
0345 }
0346 
0347 module_init(init_nls_cp737)
0348 module_exit(exit_nls_cp737)
0349 
0350 MODULE_LICENSE("Dual BSD/GPL");
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