cns11643_3.h

libiconv是一个很不错的字符集转换库。程序接口也很简单

  0x184b, 0x67a3, 0x67cd, 0x6799, 0x679d, 0x18d0, 0x18ce, 0x6939,
  0x18cf, 0x6944, 0x18c4, 0x18cc, 0x6935, 0x18d2, 0x1935, 0x6aaf,
  0x0a03, 0x1d2f, 0x009e, 0x00af, 0x6b8e, 0x020c, 0x229f, 0x229b,
  0x229e, 0x2296, 0x2294, 0x22a0, 0x027c, 0x273b, 0x0330, 0x0331,
  0x273a, 0x29c1, 0x2b4d, 0x2b5d, 0x2df3, 0x05a1, 0x059e, 0x0668,
  0x0661, 0x30f6, 0x30e5, 0x30ea, 0x30e7, 0x3105, 0x0665, 0x30f9,
  0x0666, 0x066a, 0x06ab, 0x36ab, 0x36ed, 0x36b2, 0x36b0, 0x36b5,
  0x36be, 0x36c1, 0x36c8, 0x07f9, 0x36c0, 0x36bc,
  /* 0x58 */
  0x36b1, 0x36c4, 0x36bf, 0x0858, 0x088a, 0x3c08, 0x3c03, 0x3bfd,
  0x3c10, 0x3c02, 0x3c13, 0x0a04, 0x3dfa, 0x3e00, 0x40b9, 0x40bc,
  0x0b02, 0x425b, 0x4251, 0x424f, 0x42eb, 0x43b8, 0x0c79, 0x43b9,
  0x43c1, 0x43c0, 0x43be, 0x450b, 0x0ceb, 0x4507, 0x450a, 0x4508,
  0x0ce9, 0x450d, 0x4506, 0x4515, 0x45af, 0x0d20, 0x0d21, 0x0d81,
  0x46f5, 0x0e4d, 0x0e59, 0x482e, 0x0e58, 0x481b, 0x81d1, 0x481a,
  0x4824, 0x0ea5, 0x0ea9, 0x48e6, 0x48e3, 0x0f1a, 0x0f19, 0x4a5d,
  0x4a4f, 0x4a66, 0x4a5b, 0x4b47, 0x4bb4, 0x0f96, 0x0f98, 0x0f97,
  0x4bfa, 0x4c2e, 0x82df, 0x0fc8, 0x4dce, 0x1043, 0x1045, 0x4e19,
  0x1152, 0x1157, 0x51cc, 0x51b2, 0x1155, 0x51bb, 0x51c1, 0x1156,
  0x1158, 0x11f2, 0x53e9, 0x53ee, 0x53f0, 0x53d6, 0x540e, 0x53da,
  0x5548, 0x554a, 0x554e, 0x554d, 0x55b1, 0x55b0,
  /* 0x59 */
  0x55b3, 0x1307, 0x5738, 0x5732, 0x1308, 0x572d, 0x130a, 0x5734,
  0x0f1b, 0x5729, 0x5874, 0x1361, 0x1362, 0x5903, 0x13c2, 0x13c6,
  0x59a9, 0x5a58, 0x141e, 0x1425, 0x5abf, 0x5ac1, 0x5b4a, 0x5bac,
  0x14b0, 0x5c89, 0x5d3d, 0x5d3c, 0x5da9, 0x5fa0, 0x153d, 0x5f90,
  0x153e, 0x5f93, 0x5f8b, 0x5fad, 0x5fbb, 0x5fb8, 0x1546, 0x1545,
  0x5f9c, 0x61d8, 0x61d7, 0x1603, 0x1626, 0x1627, 0x635d, 0x63a9,
  0x63da, 0x1698, 0x16ad, 0x16d5, 0x16da, 0x6454, 0x16d9, 0x6455,
  0x644b, 0x16dd, 0x643f, 0x64b9, 0x1715, 0x1716, 0x1717, 0x1721,
  0x6538, 0x6536, 0x6540, 0x174c, 0x653b, 0x6539, 0x65a4, 0x1796,
  0x1798, 0x6608, 0x660c, 0x179b, 0x6610, 0x17ff, 0x6707, 0x1825,
  0x67d2, 0x184f, 0x67c2, 0x67bb, 0x67cc, 0x67cb, 0x1856, 0x1854,
  0x694d, 0x6963, 0x694e, 0x18d8, 0x6950, 0x6955,
  /* 0x5a */
  0x18d7, 0x695e, 0x1926, 0x6a90, 0x6ab2, 0x6ab1, 0x1938, 0x6aca,
  0x6b02, 0x6b27, 0x6b26, 0x198a, 0x22af, 0x24e0, 0x24dc, 0x0334,
  0x2739, 0x0335, 0x856a, 0x277c, 0x27f3, 0x8570, 0x03a1, 0x286b,
  0x29c4, 0x310b, 0x3108, 0x310a, 0x066c, 0x066d, 0x31dc, 0x0729,
  0x072a, 0x32e1, 0x32df, 0x36ce, 0x36d4, 0x36e3, 0x36d7, 0x36e2,
  0x0800, 0x0808, 0x0806, 0x0805, 0x36d8, 0x36d5, 0x36d2, 0x08b1,
  0x0988, 0x3c1e, 0x3c2c, 0x3c25, 0x3bf3, 0x3e04, 0x3e08, 0x3e15,
  0x0a09, 0x40c4, 0x40c9, 0x40c7, 0x40c8, 0x42a9, 0x43c6, 0x43c5,
  0x4518, 0x451a, 0x4520, 0x0d22, 0x4666, 0x4664, 0x466a, 0x0dd5,
  0x0e61, 0x0e5d, 0x0e62, 0x0e4f, 0x0e60, 0x4835, 0x4834, 0x0eaa,
  0x0f22, 0x4a6c, 0x0f21, 0x4a6e, 0x4a71, 0x1046, 0x4dd4, 0x4dd6,
  0x4e1a, 0x4e62, 0x4e65, 0x4e76, 0x51db, 0x51d6,
  /* 0x5b */
  0x1162, 0x51e7, 0x1160, 0x1164, 0x51f4, 0x86b6, 0x53fd, 0x53d5,
  0x5407, 0x11f6, 0x540f, 0x53f8, 0x86c1, 0x1219, 0x5587, 0x1291,
  0x55b5, 0x55f5, 0x130d, 0x573f, 0x5743, 0x574c, 0x1365, 0x590b,
  0x5a6b, 0x5a68, 0x5a70, 0x5a75, 0x5a77, 0x143f, 0x5ac3, 0x154b,
  0x5fe9, 0x5fea, 0x5fcb, 0x5fc5, 0x5fc6, 0x1548, 0x5fed, 0x5fd3,
  0x1552, 0x5fe5, 0x154a, 0x1551, 0x5fdb, 0x5feb, 0x5fe0, 0x5fc1,
  0x1550, 0x154c, 0x61dd, 0x15ee, 0x1604, 0x1606, 0x162d, 0x162e,
  0x162f, 0x167b, 0x1678, 0x1677, 0x63b2, 0x63b4, 0x63b1, 0x63b5,
  0x63f2, 0x16a2, 0x16a1, 0x16e3, 0x6456, 0x171a, 0x1719, 0x1757,
  0x6544, 0x179e, 0x6626, 0x661f, 0x6618, 0x6621, 0x6617, 0x17dd,
  0x6709, 0x1805, 0x1828, 0x67c5, 0x67df, 0x1860, 0x67e3, 0x1866,
  0x67e9, 0x67ee, 0x1867, 0x1868, 0x6966, 0x697a,
  /* 0x5c */
  0x18de, 0x696e, 0x6991, 0x6983, 0x6976, 0x697e, 0x696d, 0x18e1,
  0x6a95, 0x6ae3, 0x1969, 0x1977, 0x6b03, 0x6b04, 0x8719, 0x6b17,
  0x00a6, 0x1d36, 0x00a5, 0x1f36, 0x0214, 0x2742, 0x0336, 0x0338,
  0x2744, 0x2746, 0x277e, 0x29ca, 0x29c8, 0x29cc, 0x2af0, 0x0670,
  0x3185, 0x32e5, 0x32e7, 0x072b, 0x0811, 0x080a, 0x36f4, 0x080d,
  0x36e9, 0x0816, 0x0810, 0x0809, 0x080e, 0x087a, 0x3c3d, 0x098c,
  0x3c36, 0x0991, 0x3e16, 0x0a0a, 0x3e12, 0x3e0f, 0x3e17, 0x3e11,
  0x3e0b, 0x0a08, 0x0a0b, 0x40cd, 0x40d0, 0x40cc, 0x40ce, 0x40d1,
  0x0b07, 0x4189, 0x0cf2, 0x466f, 0x484b, 0x4844, 0x4855, 0x0eae,
  0x0f24, 0x0f26, 0x0f27, 0x4a7f, 0x5771, 0x0f99, 0x4c2f, 0x4c7a,
  0x4c7b, 0x4c7c, 0x115f, 0x116a, 0x1171, 0x51fc, 0x5210, 0x5202,
  0x116c, 0x116f, 0x51ee, 0x5203, 0x1168, 0x520d,
  /* 0x5d */
  0x5213, 0x5208, 0x520f, 0x5418, 0x5412, 0x1201, 0x1268, 0x5567,
  0x5565, 0x55bb, 0x5769, 0x5762, 0x1313, 0x576e, 0x1316, 0x5761,
  0x1318, 0x5764, 0x574d, 0x5851, 0x1389, 0x13c8, 0x5a83, 0x5ac6,
  0x1484, 0x601f, 0x1554, 0x6004, 0x6017, 0x6008, 0x6005, 0x1556,
  0x5ff3, 0x601e, 0x6002, 0x601a, 0x601b, 0x6027, 0x601c, 0x155a,
  0x62b5, 0x1605, 0x1607, 0x6333, 0x1631, 0x6334, 0x6331, 0x63b8,
  0x63ba, 0x16a3, 0x63fc, 0x16eb, 0x171c, 0x64c3, 0x175a, 0x654d,
  0x175b, 0x662f, 0x17a6, 0x17aa, 0x17a5, 0x66c9, 0x17e1, 0x66c8,
  0x66c4, 0x672a, 0x6738, 0x6750, 0x182a, 0x680a, 0x67fb, 0x6804,
  0x67fc, 0x67fe, 0x1872, 0x186f, 0x1873, 0x6802, 0x67f6, 0x681b,
  0x67f9, 0x6815, 0x6810, 0x67ff, 0x6800, 0x680c, 0x186b, 0x18e6,
  0x6995, 0x69a5, 0x18e9, 0x18ec, 0x18e8, 0x18f0,
  /* 0x5e */
  0x6a98, 0x6ac1, 0x198c, 0x6b5a, 0x1d64, 0x22bb, 0x0215, 0x24e6,
  0x2749, 0x27f7, 0x0371, 0x0426, 0x29d0, 0x04c6, 0x2bc2, 0x05a8,
  0x3111, 0x0673, 0x36ff, 0x36fe, 0x36fd, 0x0815, 0x3701, 0x0998,
  0x0997, 0x3c4b, 0x3c4d, 0x3c47, 0x40d3, 0x4268, 0x4267, 0x0bd7,
  0x0c80, 0x43d1, 0x4530, 0x4532, 0x452e, 0x0d88, 0x6b9d, 0x46c9,
  0x46c8, 0x0e69, 0x4856, 0x4851, 0x0e6b, 0x0f29, 0x0f28, 0x4a85,
  0x4a89, 0x4a8e, 0x4a84, 0x105f, 0x4e6a, 0x522b, 0x522f, 0x5228,
  0x1174, 0x5216, 0x5215, 0x521d, 0x541a, 0x1202, 0x126a, 0x1294,
  0x55bc, 0x5775, 0x577c, 0x138a, 0x5911, 0x5912, 0x5b5c, 0x5dbb,
  0x1564, 0x5ff4, 0x155e, 0x1561, 0x602d, 0x1565, 0x1566, 0x62e4,
  0x6337, 0x6336, 0x6367, 0x63be, 0x63bd, 0x63e2, 0x6468, 0x6466,
  0x64c8, 0x64ca, 0x64c7, 0x64dc, 0x175f, 0x654f,
  /* 0x5f */
  0x65a9, 0x663c, 0x17af, 0x663b, 0x66ce, 0x180d, 0x6714, 0x6753,
  0x187c, 0x682e, 0x187a, 0x681f, 0x1876, 0x1879, 0x187d, 0x1877,
  0x69b0, 0x69bd, 0x18f6, 0x18f1, 0x69ae, 0x69c4, 0x6a7b, 0x0c0b,
  0x1929, 0x6a9e, 0x196f, 0x6b05, 0x199a, 0x6b69, 0x6ba1, 0x22c7,
  0x231d, 0x274a, 0x29d3, 0x0469, 0x2b72, 0x2e02, 0x05ab, 0x2e35,
  0x3127, 0x311e, 0x311f, 0x072c, 0x072d, 0x3707, 0x3706, 0x0817,
  0x099a, 0x3c54, 0x3e1c, 0x3e20, 0x46f8, 0x0e6e, 0x485d, 0x4858,
  0x0f2c, 0x4a92, 0x4b4e, 0x0fca, 0x1178, 0x1206, 0x5427, 0x1207,
  0x5781, 0x5783, 0x1320, 0x5844, 0x1353, 0x13ce, 0x147a, 0x1479,
  0x6042, 0x604d, 0x6054, 0x604e, 0x156b, 0x6043, 0x1567, 0x156d,
  0x633c, 0x6340, 0x63c0, 0x1685, 0x16b0, 0x16f3, 0x1763, 0x655a,
  0x6651, 0x17b6, 0x66dd, 0x1882, 0x187f, 0x6838,
  /* 0x60 */
  0x1886, 0x6845, 0x683a, 0x1884, 0x6835, 0x18fc, 0x18fd, 0x18fa,
  0x6af1, 0x1987, 0x6b93, 0x1e9a, 0x021a, 0x0219, 0x5241, 0x29d7,
  0x0675, 0x3128, 0x081a, 0x081b, 0x0819, 0x3c53, 0x3c59, 0x099c,
  0x3e21, 0x0a10, 0x426f, 0x4537, 0x45b5, 0x4862, 0x485e, 0x48f5,
  0x117b, 0x117c, 0x523d, 0x1208, 0x542d, 0x5589, 0x578d, 0x5787,
  0x5790, 0x591a, 0x5a99, 0x1441, 0x14e3, 0x1572, 0x605f, 0x1573,
  0x1568, 0x6056, 0x6061, 0x605b, 0x605a, 0x605c, 0x6065, 0x1635,
  0x6341, 0x1688, 0x169d, 0x646e, 0x646c, 0x646d, 0x0e75, 0x65aa,
  0x665c, 0x6658, 0x66de, 0x188f, 0x684f, 0x6851, 0x188e, 0x6853,
  0x1905, 0x1904, 0x18ff, 0x69fc, 0x6b39, 0x199e, 0x1d3e, 0x0154,
  0x22d2, 0x0281, 0x274f, 0x3714, 0x0cfa, 0x4672, 0x4673, 0x0f32,
  0x1270, 0x126e, 0x5791, 0x86d6, 0x147c, 0x5dbf,
  /* 0x61 */
  0x1575, 0x606c, 0x1574, 0x1577, 0x62e6, 0x6345, 0x1637, 0x63c8,
  0x63e4, 0x655d, 0x17ba, 0x6721, 0x1811, 0x672c, 0x6757, 0x1892,
  0x1899, 0x685d, 0x6861, 0x6865, 0x6a08, 0x190a, 0x192a, 0x192b,
  0x1944, 0x1979, 0x6b45, 0x00aa, 0x0348, 0x2e05, 0x32ef, 0x371b,
  0x371d, 0x3e25, 0x3e24, 0x486d, 0x0eb4, 0x5242, 0x5249, 0x120d,
  0x5578, 0x558a, 0x5797, 0x1354, 0x589b, 0x591c, 0x1430, 0x5aa2,
  0x1609, 0x1638, 0x1636, 0x168b, 0x16f7, 0x1766, 0x17bd, 0x181e,
  0x686c, 0x1896, 0x686f, 0x190d, 0x6a0e, 0x1973, 0x6b08, 0x6b1d,
  0x6ba3, 0x033b, 0x033c, 0x2b60, 0x371c, 0x09a0, 0x0cfb, 0x6cfd,
  0x48f3, 0x1181, 0x579b, 0x5aa7, 0x5dc4, 0x1578, 0x607a, 0x168d,
  0x1773, 0x6661, 0x6663, 0x66d7, 0x6876, 0x19a6, 0x6ba5, 0x05ad,
  0x3c67, 0x0a11, 0x3eab, 0x524a, 0x557d, 0x579d,
  /* 0x62 */
  0x5853, 0x5b65, 0x607b, 0x1639, 0x64cd, 0x64dd, 0x17bf, 0x6730,
  0x6a16, 0x190f, 0x19a7, 0x19b5, 0x0bdc, 0x1431, 0x62e7, 0x6a18,
  0x6aa2, 0x19a8, 0x6b7c, 0x0d25, 0x4a9e, 0x6084, 0x17c1, 0x6a1c,
  0x0d90, 0x4871, 0x63ca, 0x1296, 0x147f, 0x1910, 0x6aa3, 0x160a,
  0x687b, 0x6b97, 0x1912, 0x163a, 0x6350, 0x163b,
};
static const unsigned short cns11643_3_2uni_page64[292] = {
  /* 0x64 */
  0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd,
  0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd,
  0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd,
  0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd,
  0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x6cfd, 0x1b66,
  0x1b68, 0x1be7, 0x1c3f, 0x6cfd, 0x1ca6, 0x1d0f, 0x1e3e, 0x1f24,
  0x1f65, 0x1f9b, 0x1d7f, 0x20cb, 0x2173, 0x2171, 0x216b, 0x21f4,
  0x2222, 0x2220, 0x2292, 0x22ba, 0x2291, 0x22b0, 0x2359, 0x238a,
  0x240f, 0x2412, 0x2413, 0x2447, 0x249b, 0x2500, 0x254d, 0x26d1,
  0x26d3, 0x2767, 0x2857, 0x2877, 0x28d5, 0x2975, 0x298e, 0x29a5,
  0x29b6, 0x29bf, 0x2a65, 0x2acd, 0x2aed, 0x2b94, 0x2b9a, 0x2bba,
  0x2d25, 0x2d50, 0x2ea3, 0x2f60, 0x2f64, 0x2fb6,
  /* 0x65 */
  0x3003, 0x30b6, 0x311a, 0x4625, 0x2821, 0x32e2, 0x3302, 0x33a4,
  0x33ac, 0x3410, 0x3406, 0x345e, 0x345a, 0x352c, 0x3529, 0x362d,
  0x3677, 0x367a, 0x36ca, 0x36e6, 0x36f5, 0x370d, 0x370e, 0x37dc,
  0x37dd, 0x37f6, 0x381e, 0x3863, 0x39a5, 0x3a0f, 0x3a8a, 0x3a84,
  0x3a8b, 0x3a7c, 0x3b4c, 0x3b48, 0x3b49, 0x3b9d, 0x3b99, 0x3bf8,
  0x3c2e, 0x3c2d, 0x3c5c, 0x45cc, 0x3cbf, 0x3cea, 0x3ce5, 0x3d11,
  0x3d12, 0x3d3f, 0x3d39, 0x3d3b, 0x3d3d, 0x3d77, 0x3d75, 0x3d76,
  0x3d71, 0x3d96, 0x3d93, 0x3db4, 0x3ddd, 0x3dde, 0x3e0e, 0x2511,
  0x3e18, 0x3f47, 0x3f48, 0x3fef, 0x4012, 0x403b, 0x40a4, 0x408d,
  0x40b4, 0x4273, 0x4277, 0x42bc, 0x4419, 0x441b, 0x443d, 0x4453,
  0x4454, 0x4458, 0x44b7, 0x44d8, 0x44ee, 0x4522, 0x454d, 0x4586,
  0x4599, 0x45a3, 0x45bc, 0x46a7, 0x4737, 0x4759,
  /* 0x66 */
  0x47d0, 0x482f, 0x4832, 0x4842, 0x484e, 0x4868, 0x48a9, 0x48ed,
  0x49d0, 0x4a07, 0x49d3, 0x4a64, 0x4b40, 0x6cfd, 0x4c41, 0x4c63,
  0x4cbb, 0x3311, 0x3325, 0x4e48, 0x4f10, 0x4f62, 0x4f12, 0x5021,
  0x501e, 0x50e2, 0x50de, 0x50e1, 0x5173, 0x51d4, 0x51f5, 0x5237,
  0x5245, 0x5272, 0x534a, 0x53a9, 0x53a5, 0x53f5, 0x5434, 0x5450,
  0x5487, 0x5554, 0x5584, 0x5703, 0x5852, 0x58d8, 0x590c, 0x5918,
  0x59b0, 0x5abc, 0x5ad5, 0x5baa, 0x5c9c, 0x6cfd, 0x5d5c, 0x5e2b,
  0x5e21, 0x5e73, 0x5ef4, 0x5ef5, 0x5f3f, 0x5f42, 0x5f86, 0x5fbe,
  0x5fbc, 0x5fbd, 0x5ff1, 0x5ff2, 0x5fef, 0x6022, 0x6023, 0x6024,
  0x6067, 0x6066, 0x6197, 0x61ce, 0x61e7, 0x633b, 0x634d, 0x64e4,
  0x6542, 0x671d, 0x6798, 0x6cfd, 0x6949, 0x3049, 0x2a71, 0x2a85,
  0x2dd3, 0x650e, 0x4c02, 0x441e, 0x6cfd, 0x6cfd,
  /* 0x67 */
  0x2128, 0x2172, 0x21ba, 0x21f0, 0x21ee, 0x22b8, 0x22b9, 0x22c4,
  0x4c53, 0x5eb0,
};

static const ucs4_t cns11643_3_2uni_upages[136] = {
  0x03400, 0x03500, 0x03600, 0x03700, 0x03800, 0x03900, 0x03a00, 0x03b00,
  0x03c00, 0x03d00, 0x03e00, 0x03f00, 0x04000, 0x04100, 0x04200, 0x04300,
  0x04400, 0x04500, 0x04600, 0x04700, 0x04800, 0x04900, 0x04a00, 0x04b00,
  0x04c00, 0x04d00, 0x04e00, 0x04f00, 0x05000, 0x05100, 0x05200, 0x05300,
  0x05400, 0x05500, 0x05600, 0x05700, 0x05800, 0x05900, 0x05a00, 0x05b00,
  0x05c00, 0x05d00, 0x05e00, 0x05f00, 0x06000, 0x06100, 0x06200, 0x06300,
  0x06400, 0x06500, 0x06600, 0x06700, 0x06800, 0x06900, 0x06a00, 0x06b00,
  0x06c00, 0x06d00, 0x06e00, 0x06f00, 0x07000, 0x07100, 0x07200, 0x07300,
  0x07400, 0x07500, 0x07600, 0x07700, 0x07800, 0x07900, 0x07a00, 0x07b00,
  0x07c00, 0x07d00, 0x07e00, 0x07f00, 0x08000, 0x08100, 0x08200, 0x08300,
  0x08400, 0x08500, 0x08600, 0x08700, 0x08800, 0x08900, 0x08a00, 0x08b00,
  0x08c00, 0x08d00, 0x08e00, 0x08f00, 0x09000, 0x09100, 0x09200, 0x09300,
  0x09400, 0x09500, 0x09600, 0x09700, 0x09800, 0x09900, 0x09a00, 0x09b00,
  0x09c00, 0x09d00, 0x09e00, 0x09f00, 0x0ff00, 0x20000, 0x20100, 0x20200,
  0x20500, 0x20600, 0x20b00, 0x20d00, 0x21300, 0x21600, 0x21700, 0x21d00,
  0x22300, 0x22500, 0x23000, 0x23500, 0x23c00, 0x24000, 0x24a00, 0x25100,
  0x25900, 0x25c00, 0x26500, 0x28c00, 0x29900, 0x2f800, 0x2f900, 0x2fa00,
};

static int
cns11643_3_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
  unsigned char c1 = s[0];
  if ((c1 >= 0x21 && c1 <= 0x62) || (c1 >= 0x64 && c1 <= 0x67)) {
    if (n >= 2) {
      unsigned char c2 = s[1];
      if (c2 >= 0x21 && c2 < 0x7f) {
        unsigned int i = 94 * (c1 - 0x21) + (c2 - 0x21);
        ucs4_t wc = 0xfffd;
        unsigned short swc;
        if (i < 6298) {
          if (i < 6148)
            swc = cns11643_3_2uni_page21[i],
            wc = cns11643_3_2uni_upages[swc>>8] | (swc & 0xff);
        } else {
          if (i < 6590)
            swc = cns11643_3_2uni_page64[i-6298],
            wc = cns11643_3_2uni_upages[swc>>8] | (swc & 0xff);
        }
        if (wc != 0xfffd) {
          *pwc = wc;
          return 2;
        }
      }
      return RET_ILSEQ;
    }
    return RET_TOOFEW(0);
  }
  return RET_ILSEQ;
}