big5.c

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/* ========================================================================
 * Copyright 1988-2006 University of Washington
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 
 * ========================================================================
 */

/*
 * Program:	BIG-5 conversion table
 *
 * Author:	Mark Crispin
 *		Networks and Distributed Computing
 *		Computing & Communications
 *		University of Washington
 *		Administration Building, AG-44
 *		Seattle, WA  98195
 *		Internet: [e-mail]
 *
 * Date:	3 July 1997
 * Last Edited:	30 August 2006
 */

/* Big-5 is the de-facto industrial standard of the Republic of China
 * (Taiwan), and is commonly used in the Hong Kong Special Administrative
 * Region of the People's Republic of China (mainland China).
 */

#define BASE_BIG5_KU 0xa1
#define BASE_BIG5_TEN_0 0x40
#define BASE_BIG5_TEN_1 0xa1
#define MAX_BIG5_KU 89
#define MAX_BIG5_TEN_0 63
#define MAX_BIG5_TEN_1 94


#define BIG5TOUNICODE(c,c1,ku,ten)			\
  (((ku = c - BASE_BIG5_KU) < MAX_BIG5_KU) ?		\
   ((c1 & 0x80) ?					\
    (((ten = c1 - BASE_BIG5_TEN_1) < MAX_BIG5_TEN_1) ?	\
     big5tab[ku].plane1[ten] : UBOGON) :		\
    (((ten = c1 - BASE_BIG5_TEN_0) < MAX_BIG5_TEN_0) ?	\
     big5tab[ku].plane0[ten] : UBOGON)) : UBOGON)


typedef struct big5_ku {
  unsigned short plane0[MAX_BIG5_TEN_0];
  unsigned short plane1[MAX_BIG5_TEN_1];
} BIG5;


static const BIG5 big5tab[MAX_BIG5_KU] = {
  {				/* ku 01 */
    {
      0x3000,0xff0c,0x3001,0x3002,0xff0e,0x2022,0xff1b,0xff1a,0xff1f,0xff01,
      0xfe30,0x2026,0x2025,0xfe50,0xff64,0xfe52,0x00b7,0xfe54,0xfe55,0xfe56,
      0xfe57,0xff5c,0x2013,0xfe31,0x2014,0xfe33,0xfffd,0xfe34,0xfe4f,0xff08,
      0xff09,0xfe35,0xfe36,0xff5b,0xff5d,0xfe37,0xfe38,0x3014,0x3015,0xfe39,
      0xfe3a,0x3010,0x3011,0xfe3b,0xfe3c,0x300a,0x300b,0xfe3d,0xfe3e,0x3008,
      0x3009,0xfe3f,0xfe40,0x300c,0x300d,0xfe41,0xfe42,0x300e,0x300f,0xfe43,
      0xfe44,0xfe59,0xfe5a
    },{
      0xfe5b,0xfe5c,0xfe5d,0xfe5e,0x2018,0x2019,0x201c,0x201d,0x301d,0x301e,
      0x2035,0x2032,0xff03,0xff06,0xff0a,0x203b,0x00a7,0x3003,0x25cb,0x25cf,
      0x25b3,0x25b2,0x25ce,0x2606,0x2605,0x25c7,0x25c6,0x25a1,0x25a0,0x25bd,
      0x25bc,0x32a3,0x2105,0x203e,0xfffd,0xff3f,0xfffd,0xfe49,0xfe4a,0xfe4d,
      0xfe4e,0xfe4b,0xfe4c,0xfe5f,0xfe60,0xfe61,0xff0b,0xff0d,0x00d7,0x00f7,
      0x00b1,0x221a,0xff1c,0xff1e,0xff1d,0x2266,0x2267,0x2260,0x221e,0x2252,
      0x2261,0xfe62,0xfe63,0xfe64,0xfe65,0xfe66,0x223c,0x2229,0x222a,0x22a5,
      0x2220,0x221f,0x22bf,0x33d2,0x33d1,0x222b,0x222e,0x2235,0x2234,0x2640,
      0x2642,0x2641,0x2609,0x2191,0x2193,0x2190,0x2192,0x2196,0x2197,0x2199,
      0x2198,0x2225,0x2223,0xfffd
    }
  },
  {				/* ku 02 */
    {
      0xfffd,0xff0f,0xff3c,0xff04,0x00a5,0x3012,0x00a2,0x00a3,0xff05,0xff20,
      0x2103,0x2109,0xfe69,0xfe6a,0xfe6b,0x33d5,0x339c,0x339d,0x339e,0x33ce,
      0x33a1,0x338e,0x338f,0x33c4,0x00b0,0x5159,0x515b,0x515e,0x515d,0x5161,
      0x5163,0x55e7,0x74e9,0x7cce,0x2581,0x2582,0x2583,0x2584,0x2585,0x2586,
      0x2587,0x2588,0x258f,0x258e,0x258d,0x258c,0x258b,0x258a,0x2589,0x253c,
      0x2534,0x252c,0x2524,0x251c,0x2594,0x2500,0x2502,0x2595,0x250c,0x2510,
      0x2514,0x2518,0x256d
    },{
      0x256e,0x2570,0x256f,0x2550,0x255e,0x256a,0x2561,0x25e2,0x25e3,0x25e5,
      0x25e4,0x2571,0x2572,0x2573,0xff10,0xff11,0xff12,0xff13,0xff14,0xff15,
      0xff16,0xff17,0xff18,0xff19,0x2160,0x2161,0x2162,0x2163,0x2164,0x2165,
      0x2166,0x2167,0x2168,0x2169,0x3021,0x3022,0x3023,0x3024,0x3025,0x3026,
      0x3027,0x3028,0x3029,0xfffd,0x5344,0xfffd,0xff21,0xff22,0xff23,0xff24,
      0xff25,0xff26,0xff27,0xff28,0xff29,0xff2a,0xff2b,0xff2c,0xff2d,0xff2e,
      0xff2f,0xff30,0xff31,0xff32,0xff33,0xff34,0xff35,0xff36,0xff37,0xff38,
      0xff39,0xff3a,0xff41,0xff42,0xff43,0xff44,0xff45,0xff46,0xff47,0xff48,
      0xff49,0xff4a,0xff4b,0xff4c,0xff4d,0xff4e,0xff4f,0xff50,0xff51,0xff52,
      0xff53,0xff54,0xff55,0xff56
    }
  },
  {				/* ku 03 */
    {
      0xff57,0xff58,0xff59,0xff5a,0x0391,0x0392,0x0393,0x0394,0x0395,0x0396,
      0x0397,0x0398,0x0399,0x039a,0x039b,0x039c,0x039d,0x039e,0x039f,0x03a0,
      0x03a1,0x03a3,0x03a4,0x03a5,0x03a6,0x03a7,0x03a8,0x03a9,0x03b1,0x03b2,
      0x03b3,0x03b4,0x03b5,0x03b6,0x03b7,0x03b8,0x03b9,0x03ba,0x03bb,0x03bc,
      0x03bd,0x03be,0x03bf,0x03c0,0x03c1,0x03c3,0x03c4,0x03c5,0x03c6,0x03c7,
      0x03c8,0x03c9,0x3105,0x3106,0x3107,0x3108,0x3109,0x310a,0x310b,0x310c,
      0x310d,0x310e,0x310f
    },{
      0x3110,0x3111,0x3112,0x3113,0x3114,0x3115,0x3116,0x3117,0x3118,0x3119,
      0x311a,0x311b,0x311c,0x311d,0x311e,0x311f,0x3120,0x3121,0x3122,0x3123,
      0x3124,0x3125,0x3126,0x3127,0x3128,0x3129,0x02d9,0x02c9,0x02ca,0x02c7,
      0x02cb,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,UBOGON,
      UBOGON,UBOGON,UBOGON,UBOGON
    }
  },
  {				/* ku 04 */
    {
      0x4e00,0x4e59,0x4e01,0x4e03,0x4e43,0x4e5d,0x4e86,0x4e8c,0x4eba,0x513f,
      0x5165,0x516b,0x51e0,0x5200,0x5201,0x529b,0x5315,0x5341,0x535c,0x53c8,
      0x4e09,0x4e0b,0x4e08,0x4e0a,0x4e2b,0x4e38,0x51e1,0x4e45,0x4e48,0x4e5f,
      0x4e5e,0x4e8e,0x4ea1,0x5140,0x5203,0x52fa,0x5343,0x53c9,0x53e3,0x571f,
      0x58eb,0x5915,0x5927,0x5973,0x5b50,0x5b51,0x5b53,0x5bf8,0x5c0f,0x5c22,
      0x5c38,0x5c71,0x5ddd,0x5de5,0x5df1,0x5df2,0x5df3,0x5dfe,0x5e72,0x5efe,
      0x5f0b,0x5f13,0x624d
    },{
      0x4e11,0x4e10,0x4e0d,0x4e2d,0x4e30,0x4e39,0x4e4b,0x5c39,0x4e88,0x4e91,
      0x4e95,0x4e92,0x4e94,0x4ea2,0x4ec1,0x4ec0,0x4ec3,0x4ec6,0x4ec7,0x4ecd,
      0x4eca,0x4ecb,0x4ec4,0x5143,0x5141,0x5167,0x516d,0x516e,0x516c,0x5197,
      0x51f6,0x5206,0x5207,0x5208,0x52fb,0x52fe,0x52ff,0x5316,0x5339,0x5348,
      0x5347,0x5345,0x535e,0x5384,0x53cb,0x53ca,0x53cd,0x58ec,0x5929,0x592b,
      0x592a,0x592d,0x5b54,0x5c11,0x5c24,0x5c3a,0x5c6f,0x5df4,0x5e7b,0x5eff,
      0x5f14,0x5f15,0x5fc3,0x6208,0x6236,0x624b,0x624e,0x652f,0x6587,0x6597,
      0x65a4,0x65b9,0x65e5,0x66f0,0x6708,0x6728,0x6b20,0x6b62,0x6b79,0x6bcb,
      0x6bd4,0x6bdb,0x6c0f,0x6c34,0x706b,0x722a,0x7236,0x723b,0x7247,0x7259,
      0x725b,0x72ac,0x738b,0x4e19
    }
  },
  {				/* ku 05 */
    {
      0x4e16,0x4e15,0x4e14,0x4e18,0x4e3b,0x4e4d,0x4e4f,0x4e4e,0x4ee5,0x4ed8,
      0x4ed4,0x4ed5,0x4ed6,0x4ed7,0x4ee3,0x4ee4,0x4ed9,0x4ede,0x5145,0x5144,
      0x5189,0x518a,0x51ac,0x51f9,0x51fa,0x51f8,0x520a,0x52a0,0x529f,0x5305,
      0x5306,0x5317,0x531d,0x4edf,0x534a,0x5349,0x5361,0x5360,0x536f,0x536e,
      0x53bb,0x53ef,0x53e4,0x53f3,0x53ec,0x53ee,0x53e9,0x53e8,0x53fc,0x53f8,
      0x53f5,0x53eb,0x53e6,0x53ea,0x53f2,0x53f1,0x53f0,0x53e5,0x53ed,0x53fb,
      0x56db,0x56da,0x5916
    },{
      0x592e,0x5931,0x5974,0x5976,0x5b55,0x5b83,0x5c3c,0x5de8,0x5de7,0x5de6,
      0x5e02,0x5e03,0x5e73,0x5e7c,0x5f01,0x5f18,0x5f17,0x5fc5,0x620a,0x6253,
      0x6254,0x6252,0x6251,0x65a5,0x65e6,0x672e,0x672c,0x672a,0x672b,0x672d,
      0x6b63,0x6bcd,0x6c11,0x6c10,0x6c38,0x6c41,0x6c40,0x6c3e,0x72af,0x7384,
      0x7389,0x74dc,0x74e6,0x7518,0x751f,0x7528,0x7529,0x7530,0x7531,0x7532,
      0x7533,0x758b,0x767d,0x76ae,0x76bf,0x76ee,0x77db,0x77e2,0x77f3,0x793a,
      0x79be,0x7a74,0x7acb,0x4e1e,0x4e1f,0x4e52,0x4e53,0x4e69,0x4e99,0x4ea4,
      0x4ea6,0x4ea5,0x4eff,0x4f09,0x4f19,0x4f0a,0x4f15,0x4f0d,0x4f10,0x4f11,
      0x4f0f,0x4ef2,0x4ef6,0x4efb,0x4ef0,0x4ef3,0x4efd,0x4f01,0x4f0b,0x5149,
      0x5147,0x5146,0x5148,0x5168
    }
  },
  {				/* ku 06 */
    {
      0x5171,0x518d,0x51b0,0x5217,0x5211,0x5212,0x520e,0x5216,0x52a3,0x5308,
      0x5321,0x5320,0x5370,0x5371,0x5409,0x540f,0x540c,0x540a,0x5410,0x5401,
      0x540b,0x5404,0x5411,0x540d,0x5408,0x5403,0x540e,0x5406,0x5412,0x56e0,
      0x56de,0x56dd,0x5733,0x5730,0x5728,0x572d,0x572c,0x572f,0x5729,0x5919,
      0x591a,0x5937,0x5938,0x5984,0x5978,0x5983,0x597d,0x5979,0x5982,0x5981,
      0x5b57,0x5b58,0x5b87,0x5b88,0x5b85,0x5b89,0x5bfa,0x5c16,0x5c79,0x5dde,
      0x5e06,0x5e76,0x5e74
    },{
      0x5f0f,0x5f1b,0x5fd9,0x5fd6,0x620e,0x620c,0x620d,0x6210,0x6263,0x625b,
      0x6258,0x6536,0x65e9,0x65e8,0x65ec,0x65ed,0x66f2,0x66f3,0x6709,0x673d,
      0x6734,0x6731,0x6735,0x6b21,0x6b64,0x6b7b,0x6c16,0x6c5d,0x6c57,0x6c59,
      0x6c5f,0x6c60,0x6c50,0x6c55,0x6c61,0x6c5b,0x6c4d,0x6c4e,0x7070,0x725f,
      0x725d,0x767e,0x7af9,0x7c73,0x7cf8,0x7f36,0x7f8a,0x7fbd,0x8001,0x8003,
      0x800c,0x8012,0x8033,0x807f,0x8089,0x808b,0x808c,0x81e3,0x81ea,0x81f3,
      0x81fc,0x820c,0x821b,0x821f,0x826e,0x8272,0x827e,0x866b,0x8840,0x884c,
      0x8863,0x897f,0x9621,0x4e32,0x4ea8,0x4f4d,0x4f4f,0x4f47,0x4f57,0x4f5e,
      0x4f34,0x4f5b,0x4f55,0x4f30,0x4f50,0x4f51,0x4f3d,0x4f3a,0x4f38,0x4f43,
      0x4f54,0x4f3c,0x4f46,0x4f63
    }
  },
  {				/* ku 07 */
    {
      0x4f5c,0x4f60,0x4f2f,0x4f4e,0x4f36,0x4f59,0x4f5d,0x4f48,0x4f5a,0x514c,
      0x514b,0x514d,0x5175,0x51b6,0x51b7,0x5225,0x5224,0x5229,0x522a,0x5228,
      0x52ab,0x52a9,0x52aa,0x52ac,0x5323,0x5373,0x5375,0x541d,0x542d,0x541e,
      0x543e,0x5426,0x544e,0x5427,0x5446,0x5443,0x5433,0x5448,0x5442,0x541b,
      0x5429,0x544a,0x5439,0x543b,0x5438,0x542e,0x5435,0x5436,0x5420,0x543c,
      0x5440,0x5431,0x542b,0x541f,0x542c,0x56ea,0x56f0,0x56e4,0x56eb,0x574a,
      0x5751,0x5740,0x574d
    },{
      0x5747,0x574e,0x573e,0x5750,0x574f,0x573b,0x58ef,0x593e,0x599d,0x5992,
      0x59a8,0x599e,0x59a3,0x5999,0x5996,0x598d,0x59a4,0x5993,0x598a,0x59a5,
      0x5b5d,0x5b5c,0x5b5a,0x5b5b,0x5b8c,0x5b8b,0x5b8f,0x5c2c,0x5c40,0x5c41,
      0x5c3f,0x5c3e,0x5c90,0x5c91,0x5c94,0x5c8c,0x5deb,0x5e0c,0x5e8f,0x5e87,
      0x5e8a,0x5ef7,0x5f04,0x5f1f,0x5f64,0x5f62,0x5f77,0x5f79,0x5fd8,0x5fcc,
      0x5fd7,0x5fcd,0x5ff1,0x5feb,0x5ff8,0x5fea,0x6212,0x6211,0x6284,0x6297,
      0x6296,0x6280,0x6276,0x6289,0x626d,0x628a,0x627c,0x627e,0x6279,0x6273,
      0x6292,0x626f,0x6298,0x626e,0x6295,0x6293,0x6291,0x6286,0x6539,0x653b,
      0x6538,0x65f1,0x66f4,0x675f,0x674e,0x674f,0x6750,0x6751,0x675c,0x6756,
      0x675e,0x6749,0x6746,0x6760
    }
  },
  {				/* ku 08 */
    {
      0x6753,0x6757,0x6b65,0x6bcf,0x6c42,0x6c5e,0x6c99,0x6c81,0x6c88,0x6c89,
      0x6c85,0x6c9b,0x6c6a,0x6c7a,0x6c90,0x6c70,0x6c8c,0x6c68,0x6c96,0x6c92,
      0x6c7d,0x6c83,0x6c72,0x6c7e,0x6c74,0x6c86,0x6c76,0x6c8d,0x6c94,0x6c98,
      0x6c82,0x7076,0x707c,0x707d,0x7078,0x7262,0x7261,0x7260,0x72c4,0x72c2,
      0x7396,0x752c,0x752b,0x7537,0x7538,0x7682,0x76ef,0x77e3,0x79c1,0x79c0,
      0x79bf,0x7a76,0x7cfb,0x7f55,0x8096,0x8093,0x809d,0x8098,0x809b,0x809a,
      0x80b2,0x826f,0x8292
    },{
      0x828b,0x828d,0x898b,0x89d2,0x8a00,0x8c37,0x8c46,0x8c55,0x8c9d,0x8d64,
      0x8d70,0x8db3,0x8eab,0x8eca,0x8f9b,0x8fb0,0x8fc2,0x8fc6,0x8fc5,0x8fc4,
      0x5de1,0x9091,0x90a2,0x90aa,0x90a6,0x90a3,0x9149,0x91c6,0x91cc,0x9632,
      0x962e,0x9631,0x962a,0x962c,0x4e26,0x4e56,0x4e73,0x4e8b,0x4e9b,0x4e9e,
      0x4eab,0x4eac,0x4f6f,0x4f9d,0x4f8d,0x4f73,0x4f7f,0x4f6c,0x4f9b,0x4f8b,
      0x4f86,0x4f83,0x4f70,0x4f75,0x4f88,0x4f69,0x4f7b,0x4f96,0x4f7e,0x4f8f,
      0x4f91,0x4f7a,0x5154,0x5152,0x5155,0x5169,0x5177,0x5176,0x5178,0x51bd,
      0x51fd,0x523b,0x5238,0x5237,0x523a,0x5230,0x522e,0x5236,0x5241,0x52be,
      0x52bb,0x5352,0x5354,0x5353,0x5351,0x5366,0x5377,0x5378,0x5379,0x53d6,
      0x53d4,0x53d7,0x5473,0x5475
    }
  },
  {				/* ku 09 */
    {