xref: /linux/fs/nls/nls_cp1250.c (revision 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2)
1*1da177e4SLinus Torvalds /*
2*1da177e4SLinus Torvalds  * linux/fs/nls_cp1250.c
3*1da177e4SLinus Torvalds  *
4*1da177e4SLinus Torvalds  * Charset cp1250 translation tables.
5*1da177e4SLinus Torvalds  * Generated automatically from the Unicode and charset
6*1da177e4SLinus Torvalds  * tables from the Unicode Organization (www.unicode.org).
7*1da177e4SLinus Torvalds  * The Unicode to charset table has only exact mappings.
8*1da177e4SLinus Torvalds  */
9*1da177e4SLinus Torvalds 
10*1da177e4SLinus Torvalds #include <linux/module.h>
11*1da177e4SLinus Torvalds #include <linux/kernel.h>
12*1da177e4SLinus Torvalds #include <linux/string.h>
13*1da177e4SLinus Torvalds #include <linux/nls.h>
14*1da177e4SLinus Torvalds #include <linux/errno.h>
15*1da177e4SLinus Torvalds 
16*1da177e4SLinus Torvalds static wchar_t charset2uni[256] = {
17*1da177e4SLinus Torvalds 	/* 0x00*/
18*1da177e4SLinus Torvalds 	0x0000, 0x0001, 0x0002, 0x0003,
19*1da177e4SLinus Torvalds 	0x0004, 0x0005, 0x0006, 0x0007,
20*1da177e4SLinus Torvalds 	0x0008, 0x0009, 0x000a, 0x000b,
21*1da177e4SLinus Torvalds 	0x000c, 0x000d, 0x000e, 0x000f,
22*1da177e4SLinus Torvalds 	/* 0x10*/
23*1da177e4SLinus Torvalds 	0x0010, 0x0011, 0x0012, 0x0013,
24*1da177e4SLinus Torvalds 	0x0014, 0x0015, 0x0016, 0x0017,
25*1da177e4SLinus Torvalds 	0x0018, 0x0019, 0x001a, 0x001b,
26*1da177e4SLinus Torvalds 	0x001c, 0x001d, 0x001e, 0x001f,
27*1da177e4SLinus Torvalds 	/* 0x20*/
28*1da177e4SLinus Torvalds 	0x0020, 0x0021, 0x0022, 0x0023,
29*1da177e4SLinus Torvalds 	0x0024, 0x0025, 0x0026, 0x0027,
30*1da177e4SLinus Torvalds 	0x0028, 0x0029, 0x002a, 0x002b,
31*1da177e4SLinus Torvalds 	0x002c, 0x002d, 0x002e, 0x002f,
32*1da177e4SLinus Torvalds 	/* 0x30*/
33*1da177e4SLinus Torvalds 	0x0030, 0x0031, 0x0032, 0x0033,
34*1da177e4SLinus Torvalds 	0x0034, 0x0035, 0x0036, 0x0037,
35*1da177e4SLinus Torvalds 	0x0038, 0x0039, 0x003a, 0x003b,
36*1da177e4SLinus Torvalds 	0x003c, 0x003d, 0x003e, 0x003f,
37*1da177e4SLinus Torvalds 	/* 0x40*/
38*1da177e4SLinus Torvalds 	0x0040, 0x0041, 0x0042, 0x0043,
39*1da177e4SLinus Torvalds 	0x0044, 0x0045, 0x0046, 0x0047,
40*1da177e4SLinus Torvalds 	0x0048, 0x0049, 0x004a, 0x004b,
41*1da177e4SLinus Torvalds 	0x004c, 0x004d, 0x004e, 0x004f,
42*1da177e4SLinus Torvalds 	/* 0x50*/
43*1da177e4SLinus Torvalds 	0x0050, 0x0051, 0x0052, 0x0053,
44*1da177e4SLinus Torvalds 	0x0054, 0x0055, 0x0056, 0x0057,
45*1da177e4SLinus Torvalds 	0x0058, 0x0059, 0x005a, 0x005b,
46*1da177e4SLinus Torvalds 	0x005c, 0x005d, 0x005e, 0x005f,
47*1da177e4SLinus Torvalds 	/* 0x60*/
48*1da177e4SLinus Torvalds 	0x0060, 0x0061, 0x0062, 0x0063,
49*1da177e4SLinus Torvalds 	0x0064, 0x0065, 0x0066, 0x0067,
50*1da177e4SLinus Torvalds 	0x0068, 0x0069, 0x006a, 0x006b,
51*1da177e4SLinus Torvalds 	0x006c, 0x006d, 0x006e, 0x006f,
52*1da177e4SLinus Torvalds 	/* 0x70*/
53*1da177e4SLinus Torvalds 	0x0070, 0x0071, 0x0072, 0x0073,
54*1da177e4SLinus Torvalds 	0x0074, 0x0075, 0x0076, 0x0077,
55*1da177e4SLinus Torvalds 	0x0078, 0x0079, 0x007a, 0x007b,
56*1da177e4SLinus Torvalds 	0x007c, 0x007d, 0x007e, 0x007f,
57*1da177e4SLinus Torvalds 	/* 0x80*/
58*1da177e4SLinus Torvalds 	0x20ac, 0x0000, 0x201a, 0x0000,
59*1da177e4SLinus Torvalds 	0x201e, 0x2026, 0x2020, 0x2021,
60*1da177e4SLinus Torvalds 	0x0000, 0x2030, 0x0160, 0x2039,
61*1da177e4SLinus Torvalds 	0x015a, 0x0164, 0x017d, 0x0179,
62*1da177e4SLinus Torvalds 	/* 0x90*/
63*1da177e4SLinus Torvalds 	0x0000, 0x2018, 0x2019, 0x201c,
64*1da177e4SLinus Torvalds 	0x201d, 0x2022, 0x2013, 0x2014,
65*1da177e4SLinus Torvalds 	0x0000, 0x2122, 0x0161, 0x203a,
66*1da177e4SLinus Torvalds 	0x015b, 0x0165, 0x017e, 0x017a,
67*1da177e4SLinus Torvalds 	/* 0xa0*/
68*1da177e4SLinus Torvalds 	0x00a0, 0x02c7, 0x02d8, 0x0141,
69*1da177e4SLinus Torvalds 	0x00a4, 0x0104, 0x00a6, 0x00a7,
70*1da177e4SLinus Torvalds 	0x00a8, 0x00a9, 0x015e, 0x00ab,
71*1da177e4SLinus Torvalds 	0x00ac, 0x00ad, 0x00ae, 0x017b,
72*1da177e4SLinus Torvalds 	/* 0xb0*/
73*1da177e4SLinus Torvalds 	0x00b0, 0x00b1, 0x02db, 0x0142,
74*1da177e4SLinus Torvalds 	0x00b4, 0x00b5, 0x00b6, 0x00b7,
75*1da177e4SLinus Torvalds 	0x00b8, 0x0105, 0x015f, 0x00bb,
76*1da177e4SLinus Torvalds 	0x013d, 0x02dd, 0x013e, 0x017c,
77*1da177e4SLinus Torvalds 	/* 0xc0*/
78*1da177e4SLinus Torvalds 	0x0154, 0x00c1, 0x00c2, 0x0102,
79*1da177e4SLinus Torvalds 	0x00c4, 0x0139, 0x0106, 0x00c7,
80*1da177e4SLinus Torvalds 	0x010c, 0x00c9, 0x0118, 0x00cb,
81*1da177e4SLinus Torvalds 	0x011a, 0x00cd, 0x00ce, 0x010e,
82*1da177e4SLinus Torvalds 	/* 0xd0*/
83*1da177e4SLinus Torvalds 	0x0110, 0x0143, 0x0147, 0x00d3,
84*1da177e4SLinus Torvalds 	0x00d4, 0x0150, 0x00d6, 0x00d7,
85*1da177e4SLinus Torvalds 	0x0158, 0x016e, 0x00da, 0x0170,
86*1da177e4SLinus Torvalds 	0x00dc, 0x00dd, 0x0162, 0x00df,
87*1da177e4SLinus Torvalds 	/* 0xe0*/
88*1da177e4SLinus Torvalds 	0x0155, 0x00e1, 0x00e2, 0x0103,
89*1da177e4SLinus Torvalds 	0x00e4, 0x013a, 0x0107, 0x00e7,
90*1da177e4SLinus Torvalds 	0x010d, 0x00e9, 0x0119, 0x00eb,
91*1da177e4SLinus Torvalds 	0x011b, 0x00ed, 0x00ee, 0x010f,
92*1da177e4SLinus Torvalds 	/* 0xf0*/
93*1da177e4SLinus Torvalds 	0x0111, 0x0144, 0x0148, 0x00f3,
94*1da177e4SLinus Torvalds 	0x00f4, 0x0151, 0x00f6, 0x00f7,
95*1da177e4SLinus Torvalds 	0x0159, 0x016f, 0x00fa, 0x0171,
96*1da177e4SLinus Torvalds 	0x00fc, 0x00fd, 0x0163, 0x02d9,
97*1da177e4SLinus Torvalds 	};
98*1da177e4SLinus Torvalds 
99*1da177e4SLinus Torvalds static unsigned char page00[256] = {
100*1da177e4SLinus Torvalds 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
101*1da177e4SLinus Torvalds 	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
102*1da177e4SLinus Torvalds 	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
103*1da177e4SLinus Torvalds 	0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
104*1da177e4SLinus Torvalds 	0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
105*1da177e4SLinus Torvalds 	0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
106*1da177e4SLinus Torvalds 	0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
107*1da177e4SLinus Torvalds 	0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
108*1da177e4SLinus Torvalds 	0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
109*1da177e4SLinus Torvalds 	0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
110*1da177e4SLinus Torvalds 	0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
111*1da177e4SLinus Torvalds 	0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
112*1da177e4SLinus Torvalds 	0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
113*1da177e4SLinus Torvalds 	0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
114*1da177e4SLinus Torvalds 	0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
115*1da177e4SLinus Torvalds 	0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
116*1da177e4SLinus Torvalds 
117*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
118*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
119*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
120*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
121*1da177e4SLinus Torvalds 	0xa0, 0x00, 0x00, 0x00, 0xa4, 0x00, 0xa6, 0xa7, /* 0xa0-0xa7 */
122*1da177e4SLinus Torvalds 	0xa8, 0xa9, 0x00, 0xab, 0xac, 0xad, 0xae, 0x00, /* 0xa8-0xaf */
123*1da177e4SLinus Torvalds 	0xb0, 0xb1, 0x00, 0x00, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
124*1da177e4SLinus Torvalds 	0xb8, 0x00, 0x00, 0xbb, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
125*1da177e4SLinus Torvalds 	0x00, 0xc1, 0xc2, 0x00, 0xc4, 0x00, 0x00, 0xc7, /* 0xc0-0xc7 */
126*1da177e4SLinus Torvalds 	0x00, 0xc9, 0x00, 0xcb, 0x00, 0xcd, 0xce, 0x00, /* 0xc8-0xcf */
127*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0xd3, 0xd4, 0x00, 0xd6, 0xd7, /* 0xd0-0xd7 */
128*1da177e4SLinus Torvalds 	0x00, 0x00, 0xda, 0x00, 0xdc, 0xdd, 0x00, 0xdf, /* 0xd8-0xdf */
129*1da177e4SLinus Torvalds 	0x00, 0xe1, 0xe2, 0x00, 0xe4, 0x00, 0x00, 0xe7, /* 0xe0-0xe7 */
130*1da177e4SLinus Torvalds 	0x00, 0xe9, 0x00, 0xeb, 0x00, 0xed, 0xee, 0x00, /* 0xe8-0xef */
131*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0xf3, 0xf4, 0x00, 0xf6, 0xf7, /* 0xf0-0xf7 */
132*1da177e4SLinus Torvalds 	0x00, 0x00, 0xfa, 0x00, 0xfc, 0xfd, 0x00, 0x00, /* 0xf8-0xff */
133*1da177e4SLinus Torvalds 	};
134*1da177e4SLinus Torvalds 
135*1da177e4SLinus Torvalds static unsigned char page01[256] = {
136*1da177e4SLinus Torvalds 	0x00, 0x00, 0xc3, 0xe3, 0xa5, 0xb9, 0xc6, 0xe6, /* 0x00-0x07 */
137*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0xc8, 0xe8, 0xcf, 0xef, /* 0x08-0x0f */
138*1da177e4SLinus Torvalds 	0xd0, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
139*1da177e4SLinus Torvalds 	0xca, 0xea, 0xcc, 0xec, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
140*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
141*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
142*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
143*1da177e4SLinus Torvalds 	0x00, 0xc5, 0xe5, 0x00, 0x00, 0xbc, 0xbe, 0x00, /* 0x38-0x3f */
144*1da177e4SLinus Torvalds 	0x00, 0xa3, 0xb3, 0xd1, 0xf1, 0x00, 0x00, 0xd2, /* 0x40-0x47 */
145*1da177e4SLinus Torvalds 	0xf2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
146*1da177e4SLinus Torvalds 	0xd5, 0xf5, 0x00, 0x00, 0xc0, 0xe0, 0x00, 0x00, /* 0x50-0x57 */
147*1da177e4SLinus Torvalds 	0xd8, 0xf8, 0x8c, 0x9c, 0x00, 0x00, 0xaa, 0xba, /* 0x58-0x5f */
148*1da177e4SLinus Torvalds 	0x8a, 0x9a, 0xde, 0xfe, 0x8d, 0x9d, 0x00, 0x00, /* 0x60-0x67 */
149*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd9, 0xf9, /* 0x68-0x6f */
150*1da177e4SLinus Torvalds 	0xdb, 0xfb, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
151*1da177e4SLinus Torvalds 	0x00, 0x8f, 0x9f, 0xaf, 0xbf, 0x8e, 0x9e, 0x00, /* 0x78-0x7f */
152*1da177e4SLinus Torvalds 
153*1da177e4SLinus Torvalds 	};
154*1da177e4SLinus Torvalds 
155*1da177e4SLinus Torvalds static unsigned char page02[256] = {
156*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
157*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
158*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
159*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
160*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
161*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
162*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
163*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
164*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
165*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
166*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
167*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
168*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
169*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
170*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
171*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
172*1da177e4SLinus Torvalds 
173*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
174*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
175*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
176*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
177*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
178*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
179*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb0-0xb7 */
180*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
181*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa1, /* 0xc0-0xc7 */
182*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
183*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
184*1da177e4SLinus Torvalds 	0xa2, 0xff, 0x00, 0xb2, 0x00, 0xbd, 0x00, 0x00, /* 0xd8-0xdf */
185*1da177e4SLinus Torvalds 	};
186*1da177e4SLinus Torvalds 
187*1da177e4SLinus Torvalds static unsigned char page20[256] = {
188*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
189*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
190*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
191*1da177e4SLinus Torvalds 	0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
192*1da177e4SLinus Torvalds 	0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
193*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
194*1da177e4SLinus Torvalds 	0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
195*1da177e4SLinus Torvalds 	0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
196*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
197*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
198*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
199*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
200*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
201*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
202*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
203*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
204*1da177e4SLinus Torvalds 
205*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
206*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
207*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
208*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */
209*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */
210*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
211*1da177e4SLinus Torvalds 	};
212*1da177e4SLinus Torvalds 
213*1da177e4SLinus Torvalds static unsigned char page21[256] = {
214*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */
215*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
216*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
217*1da177e4SLinus Torvalds 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */
218*1da177e4SLinus Torvalds 	0x00, 0x00, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
219*1da177e4SLinus Torvalds 	};
220*1da177e4SLinus Torvalds 
221*1da177e4SLinus Torvalds static unsigned char *page_uni2charset[256] = {
222*1da177e4SLinus Torvalds 	page00,	page01,	page02,	NULL,	NULL,	NULL,	NULL,	NULL,
223*1da177e4SLinus Torvalds 	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,
224*1da177e4SLinus Torvalds 	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,
225*1da177e4SLinus Torvalds 	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,
226*1da177e4SLinus Torvalds 	page20,	page21,	NULL,	NULL,	NULL,	NULL,	NULL,	NULL,
227*1da177e4SLinus Torvalds 	};
228*1da177e4SLinus Torvalds 
229*1da177e4SLinus Torvalds static unsigned char charset2lower[256] = {
230*1da177e4SLinus Torvalds 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
231*1da177e4SLinus Torvalds 	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
232*1da177e4SLinus Torvalds 	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
233*1da177e4SLinus Torvalds 	0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
234*1da177e4SLinus Torvalds 	0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
235*1da177e4SLinus Torvalds 	0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
236*1da177e4SLinus Torvalds 	0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
237*1da177e4SLinus Torvalds 	0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
238*1da177e4SLinus Torvalds 	0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x40-0x47 */
239*1da177e4SLinus Torvalds 	0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x48-0x4f */
240*1da177e4SLinus Torvalds 	0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x50-0x57 */
241*1da177e4SLinus Torvalds 	0x78, 0x79, 0x7a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
242*1da177e4SLinus Torvalds 	0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, /* 0x60-0x67 */
243*1da177e4SLinus Torvalds 	0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, /* 0x68-0x6f */
244*1da177e4SLinus Torvalds 	0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, /* 0x70-0x77 */
245*1da177e4SLinus Torvalds 	0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
246*1da177e4SLinus Torvalds 
247*1da177e4SLinus Torvalds 	0x80, 0x00, 0x82, 0x00, 0x84, 0x85, 0x86, 0x87, /* 0x80-0x87 */
248*1da177e4SLinus Torvalds 	0x00, 0x89, 0x9a, 0x8b, 0x9c, 0x9d, 0x9e, 0x9f, /* 0x88-0x8f */
249*1da177e4SLinus Torvalds 	0x00, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
250*1da177e4SLinus Torvalds 	0x00, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, /* 0x98-0x9f */
251*1da177e4SLinus Torvalds 	0xa0, 0xa1, 0xa2, 0xb3, 0xa4, 0xb9, 0xa6, 0xa7, /* 0xa0-0xa7 */
252*1da177e4SLinus Torvalds 	0xa8, 0xa9, 0xba, 0xab, 0xac, 0xad, 0xae, 0xbf, /* 0xa8-0xaf */
253*1da177e4SLinus Torvalds 	0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
254*1da177e4SLinus Torvalds 	0xb8, 0xb9, 0xba, 0xbb, 0xbe, 0xbd, 0xbe, 0xbf, /* 0xb8-0xbf */
255*1da177e4SLinus Torvalds 	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xc0-0xc7 */
256*1da177e4SLinus Torvalds 	0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xc8-0xcf */
257*1da177e4SLinus Torvalds 	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xd7, /* 0xd0-0xd7 */
258*1da177e4SLinus Torvalds 	0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xdf, /* 0xd8-0xdf */
259*1da177e4SLinus Torvalds 	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
260*1da177e4SLinus Torvalds 	0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
261*1da177e4SLinus Torvalds 	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
262*1da177e4SLinus Torvalds 	0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, /* 0xf8-0xff */
263*1da177e4SLinus Torvalds 	};
264*1da177e4SLinus Torvalds 
265*1da177e4SLinus Torvalds static unsigned char charset2upper[256] = {
266*1da177e4SLinus Torvalds 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, /* 0x00-0x07 */
267*1da177e4SLinus Torvalds 	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
268*1da177e4SLinus Torvalds 	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* 0x10-0x17 */
269*1da177e4SLinus Torvalds 	0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
270*1da177e4SLinus Torvalds 	0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, /* 0x20-0x27 */
271*1da177e4SLinus Torvalds 	0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, /* 0x28-0x2f */
272*1da177e4SLinus Torvalds 	0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, /* 0x30-0x37 */
273*1da177e4SLinus Torvalds 	0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, /* 0x38-0x3f */
274*1da177e4SLinus Torvalds 	0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x40-0x47 */
275*1da177e4SLinus Torvalds 	0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x48-0x4f */
276*1da177e4SLinus Torvalds 	0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x50-0x57 */
277*1da177e4SLinus Torvalds 	0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, /* 0x58-0x5f */
278*1da177e4SLinus Torvalds 	0x60, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, /* 0x60-0x67 */
279*1da177e4SLinus Torvalds 	0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, /* 0x68-0x6f */
280*1da177e4SLinus Torvalds 	0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, /* 0x70-0x77 */
281*1da177e4SLinus Torvalds 	0x58, 0x59, 0x5a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, /* 0x78-0x7f */
282*1da177e4SLinus Torvalds 
283*1da177e4SLinus Torvalds 	0x80, 0x00, 0x82, 0x00, 0x84, 0x85, 0x86, 0x87, /* 0x80-0x87 */
284*1da177e4SLinus Torvalds 	0x00, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, /* 0x88-0x8f */
285*1da177e4SLinus Torvalds 	0x00, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, /* 0x90-0x97 */
286*1da177e4SLinus Torvalds 	0x00, 0x99, 0x8a, 0x9b, 0x8c, 0x8d, 0x8e, 0x8f, /* 0x98-0x9f */
287*1da177e4SLinus Torvalds 	0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, /* 0xa0-0xa7 */
288*1da177e4SLinus Torvalds 	0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, /* 0xa8-0xaf */
289*1da177e4SLinus Torvalds 	0xb0, 0xb1, 0xb2, 0xa3, 0xb4, 0xb5, 0xb6, 0xb7, /* 0xb0-0xb7 */
290*1da177e4SLinus Torvalds 	0xb8, 0xa5, 0xaa, 0xbb, 0xbc, 0xbd, 0xbc, 0xaf, /* 0xb8-0xbf */
291*1da177e4SLinus Torvalds 	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xc0-0xc7 */
292*1da177e4SLinus Torvalds 	0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xc8-0xcf */
293*1da177e4SLinus Torvalds 	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
294*1da177e4SLinus Torvalds 	0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0x00, /* 0xd8-0xdf */
295*1da177e4SLinus Torvalds 	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0xe0-0xe7 */
296*1da177e4SLinus Torvalds 	0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0xe8-0xef */
297*1da177e4SLinus Torvalds 	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xf7, /* 0xf0-0xf7 */
298*1da177e4SLinus Torvalds 	0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xff, /* 0xf8-0xff */
299*1da177e4SLinus Torvalds 	};
300*1da177e4SLinus Torvalds 
301*1da177e4SLinus Torvalds static int uni2char(wchar_t uni, unsigned char *out, int boundlen)
302*1da177e4SLinus Torvalds {
303*1da177e4SLinus Torvalds         unsigned char *uni2charset;
304*1da177e4SLinus Torvalds         unsigned char cl = uni & 0x00ff;
305*1da177e4SLinus Torvalds         unsigned char ch = (uni & 0xff00) >> 8;
306*1da177e4SLinus Torvalds 
307*1da177e4SLinus Torvalds         if (boundlen <= 0)
308*1da177e4SLinus Torvalds                 return -ENAMETOOLONG;
309*1da177e4SLinus Torvalds 
310*1da177e4SLinus Torvalds         uni2charset = page_uni2charset[ch];
311*1da177e4SLinus Torvalds         if (uni2charset && uni2charset[cl])
312*1da177e4SLinus Torvalds                 out[0] = uni2charset[cl];
313*1da177e4SLinus Torvalds         else
314*1da177e4SLinus Torvalds                 return -EINVAL;
315*1da177e4SLinus Torvalds         return 1;
316*1da177e4SLinus Torvalds }
317*1da177e4SLinus Torvalds 
318*1da177e4SLinus Torvalds static int char2uni(const unsigned char *rawstring, int boundlen, wchar_t *uni)
319*1da177e4SLinus Torvalds {
320*1da177e4SLinus Torvalds         *uni = charset2uni[*rawstring];
321*1da177e4SLinus Torvalds         if (*uni == 0x0000)
322*1da177e4SLinus Torvalds                 return -EINVAL;
323*1da177e4SLinus Torvalds         return 1;
324*1da177e4SLinus Torvalds }
325*1da177e4SLinus Torvalds 
326*1da177e4SLinus Torvalds static struct nls_table table = {
327*1da177e4SLinus Torvalds 	.charset	= "cp1250",
328*1da177e4SLinus Torvalds 	.uni2char	= uni2char,
329*1da177e4SLinus Torvalds 	.char2uni	= char2uni,
330*1da177e4SLinus Torvalds 	.charset2lower	= charset2lower,
331*1da177e4SLinus Torvalds 	.charset2upper	= charset2upper,
332*1da177e4SLinus Torvalds 	.owner		= THIS_MODULE,
333*1da177e4SLinus Torvalds };
334*1da177e4SLinus Torvalds 
335*1da177e4SLinus Torvalds static int __init init_nls_cp1250(void)
336*1da177e4SLinus Torvalds {
337*1da177e4SLinus Torvalds         return register_nls(&table);
338*1da177e4SLinus Torvalds }
339*1da177e4SLinus Torvalds static void __exit exit_nls_cp1250(void)
340*1da177e4SLinus Torvalds {
341*1da177e4SLinus Torvalds         unregister_nls(&table);
342*1da177e4SLinus Torvalds }
343*1da177e4SLinus Torvalds 
344*1da177e4SLinus Torvalds module_init(init_nls_cp1250)
345*1da177e4SLinus Torvalds module_exit(exit_nls_cp1250)
346*1da177e4SLinus Torvalds 
347*1da177e4SLinus Torvalds MODULE_LICENSE("Dual BSD/GPL");
348