jisx0212.h

libiconv是一个很不错的字符集转换库。程序接口也很简单

  0x9d34, 0x9d3a, 0x9d3c, 0x9d45, 0x9d3d, 0x9d42, 0x9d43, 0x9d47,
  0x9d4a, 0x9d53, 0x9d54, 0x9d5f, 0x9d63, 0x9d62, 0x9d65, 0x9d69,
  0x9d6a, 0x9d6b, 0x9d70, 0x9d76, 0x9d77, 0x9d7b,
  /* 0x6c */
  0x9d7c, 0x9d7e, 0x9d83, 0x9d84, 0x9d86, 0x9d8a, 0x9d8d, 0x9d8e,
  0x9d92, 0x9d93, 0x9d95, 0x9d96, 0x9d97, 0x9d98, 0x9da1, 0x9daa,
  0x9dac, 0x9dae, 0x9db1, 0x9db5, 0x9db9, 0x9dbc, 0x9dbf, 0x9dc3,
  0x9dc7, 0x9dc9, 0x9dca, 0x9dd4, 0x9dd5, 0x9dd6, 0x9dd7, 0x9dda,
  0x9dde, 0x9ddf, 0x9de0, 0x9de5, 0x9de7, 0x9de9, 0x9deb, 0x9dee,
  0x9df0, 0x9df3, 0x9df4, 0x9dfe, 0x9e0a, 0x9e02, 0x9e07, 0x9e0e,
  0x9e10, 0x9e11, 0x9e12, 0x9e15, 0x9e16, 0x9e19, 0x9e1c, 0x9e1d,
  0x9e7a, 0x9e7b, 0x9e7c, 0x9e80, 0x9e82, 0x9e83, 0x9e84, 0x9e85,
  0x9e87, 0x9e8e, 0x9e8f, 0x9e96, 0x9e98, 0x9e9b, 0x9e9e, 0x9ea4,
  0x9ea8, 0x9eac, 0x9eae, 0x9eaf, 0x9eb0, 0x9eb3, 0x9eb4, 0x9eb5,
  0x9ec6, 0x9ec8, 0x9ecb, 0x9ed5, 0x9edf, 0x9ee4, 0x9ee7, 0x9eec,
  0x9eed, 0x9eee, 0x9ef0, 0x9ef1, 0x9ef2, 0x9ef5,
  /* 0x6d */
  0x9ef8, 0x9eff, 0x9f02, 0x9f03, 0x9f09, 0x9f0f, 0x9f10, 0x9f11,
  0x9f12, 0x9f14, 0x9f16, 0x9f17, 0x9f19, 0x9f1a, 0x9f1b, 0x9f1f,
  0x9f22, 0x9f26, 0x9f2a, 0x9f2b, 0x9f2f, 0x9f31, 0x9f32, 0x9f34,
  0x9f37, 0x9f39, 0x9f3a, 0x9f3c, 0x9f3d, 0x9f3f, 0x9f41, 0x9f43,
  0x9f44, 0x9f45, 0x9f46, 0x9f47, 0x9f53, 0x9f55, 0x9f56, 0x9f57,
  0x9f58, 0x9f5a, 0x9f5d, 0x9f5e, 0x9f68, 0x9f69, 0x9f6d, 0x9f6e,
  0x9f6f, 0x9f70, 0x9f71, 0x9f73, 0x9f75, 0x9f7a, 0x9f7d, 0x9f8f,
  0x9f90, 0x9f91, 0x9f92, 0x9f94, 0x9f96, 0x9f97, 0x9f9e, 0x9fa1,
  0x9fa2, 0x9fa3, 0x9fa5,
};

static int
jisx0212_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
  unsigned char c1 = s[0];
  if ((c1 == 0x22) || (c1 >= 0x26 && c1 <= 0x27) || (c1 >= 0x29 && c1 <= 0x2b) || (c1 >= 0x30 && c1 <= 0x6d)) {
    if (n >= 2) {
      unsigned char c2 = s[1];
      if (c2 >= 0x21 && c2 < 0x7f) {
        unsigned int i = 94 * (c1 - 0x21) + (c2 - 0x21);
        unsigned short wc = 0xfffd;
        if (i < 470) {
          if (i < 175)
            wc = jisx0212_2uni_page22[i-94];
        } else if (i < 752) {
          if (i < 658)
            wc = jisx0212_2uni_page26[i-470];
        } else if (i < 1410) {
          if (i < 1027)
            wc = jisx0212_2uni_page29[i-752];
        } else {
          if (i < 7211)
            wc = jisx0212_2uni_page30[i-1410];
        }
        if (wc != 0xfffd) {
          *pwc = (ucs4_t) wc;
          return 2;
        }
      }
      return RET_ILSEQ;
    }
    return RET_TOOFEW(0);
  }
  return RET_ILSEQ;
}

static const unsigned short jisx0212_2charset[6067] = {
  0x2242, 0x2270, 0x2243, 0x226d, 0x226c, 0x226e, 0x2234, 0x2231,
  0x226b, 0x2244, 0x2a22, 0x2a21, 0x2a24, 0x2a2a, 0x2a23, 0x2a29,
  0x2921, 0x2a2e, 0x2a32, 0x2a31, 0x2a34, 0x2a33, 0x2a40, 0x2a3f,
  0x2a42, 0x2a41, 0x2a50, 0x2a52, 0x2a51, 0x2a54, 0x2a58, 0x2a53,
  0x292c, 0x2a63, 0x2a62, 0x2a65, 0x2a64, 0x2a72, 0x2930, 0x294e,
  0x2b22, 0x2b21, 0x2b24, 0x2b2a, 0x2b23, 0x2b29, 0x2941, 0x2b2e,
  0x2b32, 0x2b31, 0x2b34, 0x2b33, 0x2b40, 0x2b3f, 0x2b42, 0x2b41,
  0x2943, 0x2b50, 0x2b52, 0x2b51, 0x2b54, 0x2b58, 0x2b53, 0x294c,
  0x2b63, 0x2b62, 0x2b65, 0x2b64, 0x2b72, 0x2950, 0x2b73, 0x2a27,
  0x2b27, 0x2a25, 0x2b25, 0x2a28, 0x2b28, 0x2a2b, 0x2b2b, 0x2a2c,
  0x2b2c, 0x2a2f, 0x2b2f, 0x2a2d, 0x2b2d, 0x2a30, 0x2b30, 0x2922,
  0x2942, 0x2a37, 0x2b37, 0x2a36, 0x2b36, 0x2a38, 0x2b38, 0x2a35,
  0x2b35, 0x2a3a, 0x2b3a, 0x2a3b, 0x2b3b, 0x2a3d, 0x2b3d, 0x2a3c,
  0x2a3e, 0x2b3e, 0x2924, 0x2944, 0x2a47, 0x2b47, 0x2a45, 0x2b45,
  0x2a46, 0x2b46, 0x2a44, 0x2945, 0x2926, 0x2946, 0x2a48, 0x2b48,
  0x2a49, 0x2b49, 0x2947, 0x2a4a, 0x2b4a, 0x2a4c, 0x2b4c, 0x2a4b,
  0x2b4b, 0x2929, 0x2949, 0x2928, 0x2948, 0x2a4d, 0x2b4d, 0x2a4f,
  0x2b4f, 0x2a4e, 0x2b4e, 0x294a, 0x292b, 0x294b, 0x2a57, 0x2b57,
  0x2a56, 0x2b56, 0x292d, 0x294d, 0x2a59, 0x2b59, 0x2a5b, 0x2b5b,
  0x2a5a, 0x2b5a, 0x2a5c, 0x2b5c, 0x2a5d, 0x2b5d, 0x2a5f, 0x2b5f,
  0x2a5e, 0x2b5e, 0x2a61, 0x2b61, 0x2a60, 0x2b60, 0x292f, 0x294f,
  0x2a6c, 0x2b6c, 0x2a69, 0x2b69, 0x2a66, 0x2b66, 0x2a6b, 0x2b6b,
  0x2a68, 0x2b68, 0x2a6a, 0x2b6a, 0x2a71, 0x2b71, 0x2a74, 0x2b74,
  0x2a73, 0x2a75, 0x2b75, 0x2a77, 0x2b77, 0x2a76, 0x2b76, 0x2a26,
  0x2b26, 0x2a43, 0x2b43, 0x2a55, 0x2b55, 0x2a67, 0x2b67, 0x2a70,
  0x2b70, 0x2a6d, 0x2b6d, 0x2a6f, 0x2b6f, 0x2a6e, 0x2b6e, 0x2b39,
  0x2230, 0x222f, 0x2232, 0x2236, 0x2235, 0x2233, 0x2238, 0x2239,
  0x2661, 0x2662, 0x2663, 0x2664, 0x2667, 0x2669, 0x266c, 0x2676,
  0x2665, 0x266a, 0x2671, 0x2672, 0x2673, 0x2674, 0x267b, 0x2678,
  0x2675, 0x267a, 0x2677, 0x2679, 0x267c, 0x2742, 0x2743, 0x2744,
  0x2745, 0x2746, 0x2747, 0x2748, 0x2749, 0x274a, 0x274b, 0x274c,
  0x274d, 0x274e, 0x2772, 0x2773, 0x2774, 0x2775, 0x2776, 0x2777,
  0x2778, 0x2779, 0x277a, 0x277b, 0x277c, 0x277d, 0x277e, 0x2271,
  0x226f, 0x3021, 0x3022, 0x3023, 0x3024, 0x3025, 0x3026, 0x3027,
  0x3028, 0x3029, 0x302a, 0x302b, 0x302c, 0x302d, 0x302e, 0x302f,
  0x3030, 0x3031, 0x3032, 0x3033, 0x3034, 0x3035, 0x3036, 0x3037,
  0x3038, 0x3039, 0x303a, 0x303b, 0x303c, 0x303d, 0x303e, 0x303f,
  0x3040, 0x3041, 0x3042, 0x3043, 0x3044, 0x3045, 0x3046, 0x3047,
  0x3048, 0x3049, 0x304a, 0x304b, 0x304c, 0x304d, 0x304e, 0x304f,
  0x3050, 0x3051, 0x3052, 0x3053, 0x3054, 0x3055, 0x3056, 0x3057,
  0x3058, 0x3059, 0x305a, 0x305b, 0x305c, 0x305d, 0x305e, 0x3060,
  0x3061, 0x3062, 0x3063, 0x3064, 0x3065, 0x3066, 0x3067, 0x3068,
  0x3069, 0x306a, 0x306b, 0x306c, 0x306d, 0x306e, 0x306f, 0x3070,
  0x305f, 0x3071, 0x3072, 0x3073, 0x3074, 0x3075, 0x3076, 0x3077,
  0x3078, 0x3079, 0x307a, 0x307b, 0x307c, 0x307d, 0x307e, 0x3121,
  0x3122, 0x3123, 0x3124, 0x3125, 0x3126, 0x3127, 0x3128, 0x3129,
  0x312a, 0x312b, 0x312c, 0x312d, 0x312e, 0x312f, 0x3130, 0x3131,
  0x3132, 0x3133, 0x3134, 0x3135, 0x3136, 0x3137, 0x3138, 0x3139,
  0x313a, 0x313b, 0x313c, 0x313d, 0x313e, 0x313f, 0x3140, 0x3141,
  0x3142, 0x3143, 0x3144, 0x3145, 0x3146, 0x3147, 0x3148, 0x3149,
  0x314a, 0x314b, 0x314c, 0x314d, 0x314e, 0x314f, 0x3150, 0x3151,
  0x3152, 0x3153, 0x3154, 0x3155, 0x3156, 0x3157, 0x3158, 0x3159,
  0x315a, 0x315b, 0x315c, 0x315d, 0x315e, 0x3176, 0x315f, 0x3160,
  0x3161, 0x3162, 0x3163, 0x3164, 0x3165, 0x3166, 0x3167, 0x3168,
  0x3169, 0x316a, 0x316b, 0x316c, 0x316d, 0x316e, 0x316f, 0x3170,
  0x3171, 0x3172, 0x3173, 0x3174, 0x3175, 0x3177, 0x3178, 0x3179,
  0x317a, 0x317b, 0x317c, 0x317d, 0x317e, 0x3221, 0x3222, 0x3223,
  0x3224, 0x3225, 0x3226, 0x3227, 0x3228, 0x3229, 0x322a, 0x322b,
  0x322c, 0x322d, 0x322e, 0x322f, 0x3230, 0x3231, 0x3232, 0x3233,
  0x3234, 0x3235, 0x3236, 0x3237, 0x3238, 0x3239, 0x323a, 0x323b,
  0x323c, 0x323d, 0x323e, 0x323f, 0x3240, 0x3241, 0x3242, 0x3243,
  0x3244, 0x3245, 0x3251, 0x3246, 0x3247, 0x3248, 0x3249, 0x324a,
  0x324b, 0x324c, 0x324d, 0x324e, 0x324f, 0x3250, 0x3252, 0x3253,
  0x3254, 0x3255, 0x3256, 0x3257, 0x3258, 0x3259, 0x325a, 0x325b,
  0x325c, 0x325d, 0x325e, 0x325f, 0x3260, 0x3261, 0x3262, 0x3263,
  0x3264, 0x3265, 0x3266, 0x3267, 0x3268, 0x3269, 0x326a, 0x326b,
  0x326c, 0x326d, 0x326e, 0x326f, 0x3270, 0x3271, 0x3272, 0x3273,
  0x3274, 0x3275, 0x3276, 0x3277, 0x3278, 0x3279, 0x327a, 0x327b,
  0x327c, 0x327d, 0x327e, 0x3321, 0x3322, 0x3323, 0x3324, 0x3325,
  0x3326, 0x3327, 0x3328, 0x3329, 0x332a, 0x332b, 0x332c, 0x332d,
  0x332e, 0x332f, 0x3330, 0x3331, 0x3332, 0x3333, 0x3334, 0x3335,
  0x3336, 0x3337, 0x3338, 0x3339, 0x333a, 0x333b, 0x333c, 0x333d,
  0x333e, 0x333f, 0x3340, 0x3341, 0x3342, 0x3343, 0x3344, 0x3345,
  0x3346, 0x3347, 0x3348, 0x3349, 0x334a, 0x334b, 0x334c, 0x334d,
  0x334e, 0x334f, 0x3350, 0x3351, 0x3352, 0x3353, 0x3354, 0x3355,
  0x3356, 0x3357, 0x3358, 0x3359, 0x335a, 0x335b, 0x335c, 0x335d,
  0x335e, 0x335f, 0x3360, 0x3361, 0x3362, 0x3363, 0x3364, 0x3365,
  0x3366, 0x3367, 0x3368, 0x3369, 0x336a, 0x336b, 0x336c, 0x336d,
  0x336e, 0x336f, 0x3370, 0x3371, 0x3372, 0x3373, 0x3374, 0x3375,
  0x3376, 0x3377, 0x3378, 0x3379, 0x337a, 0x337b, 0x337c, 0x337d,
  0x337e, 0x3421, 0x3422, 0x3423, 0x3424, 0x3425, 0x3426, 0x3427,
  0x3428, 0x3429, 0x342a, 0x342b, 0x342c, 0x342d, 0x342e, 0x342f,
  0x3430, 0x3431, 0x3432, 0x3433, 0x3434, 0x3435, 0x3436, 0x3438,
  0x3437, 0x3439, 0x343a, 0x343b, 0x343c, 0x343d, 0x343e, 0x343f,
  0x3440, 0x3441, 0x3442, 0x3443, 0x3444, 0x3445, 0x3446, 0x3447,
  0x3448, 0x3449, 0x344a, 0x344b, 0x344c, 0x344d, 0x344e, 0x344f,
  0x3450, 0x3451, 0x3452, 0x3453, 0x3454, 0x3455, 0x3456, 0x3457,
  0x3458, 0x3459, 0x345a, 0x345b, 0x345c, 0x345d, 0x345e, 0x345f,
  0x3460, 0x3461, 0x3462, 0x3463, 0x3464, 0x3465, 0x3466, 0x3467,
  0x3468, 0x3469, 0x346a, 0x346b, 0x346c, 0x346d, 0x346e, 0x346f,
  0x3470, 0x3471, 0x3472, 0x3473, 0x3474, 0x3475, 0x3476, 0x3477,
  0x3478, 0x3479, 0x347a, 0x347b, 0x347c, 0x347d, 0x347e, 0x3521,
  0x3522, 0x3523, 0x3524, 0x3525, 0x3526, 0x3527, 0x3528, 0x3529,
  0x352a, 0x352b, 0x352c, 0x352d, 0x352e, 0x352f, 0x3530, 0x3531,
  0x3532, 0x3533, 0x3534, 0x3535, 0x3536, 0x3537, 0x3538, 0x3539,
  0x353a, 0x353b, 0x353c, 0x353d, 0x353e, 0x353f, 0x3540, 0x3541,
  0x3542, 0x3543, 0x3544, 0x3545, 0x3546, 0x3547, 0x3548, 0x3549,
  0x354a, 0x354b, 0x354c, 0x354d, 0x354e, 0x354f, 0x3550, 0x3551,
  0x3552, 0x3553, 0x3554, 0x3555, 0x3556, 0x3557, 0x3558, 0x3559,
  0x355a, 0x355b, 0x355c, 0x355d, 0x355e, 0x355f, 0x3560, 0x3561,
  0x3562, 0x3563, 0x3564, 0x3565, 0x3566, 0x3567, 0x3568, 0x3569,
  0x356a, 0x356b, 0x356c, 0x356d, 0x356e, 0x356f, 0x3570, 0x3571,
  0x3572, 0x3573, 0x3574, 0x3575, 0x3576, 0x3577, 0x3578, 0x3579,
  0x357a, 0x357b, 0x357c, 0x357d, 0x357e, 0x3621, 0x3622, 0x3623,
  0x3624, 0x3625, 0x3626, 0x3627, 0x3628, 0x3629, 0x362a, 0x362b,
  0x362c, 0x362d, 0x362e, 0x362f, 0x3630, 0x3631, 0x3632, 0x3633,
  0x3634, 0x3635, 0x3636, 0x3637, 0x3638, 0x3639, 0x363a, 0x363b,
  0x363c, 0x363d, 0x363e, 0x363f, 0x3640, 0x3641, 0x3642, 0x3643,
  0x3644, 0x3645, 0x3646, 0x3647, 0x3648, 0x3649, 0x364a, 0x364b,
  0x364c, 0x364d, 0x364e, 0x364f, 0x3650, 0x3651, 0x3652, 0x3653,
  0x3654, 0x3655, 0x3656, 0x3657, 0x3658, 0x3659, 0x365a, 0x365b,
  0x365c, 0x365d, 0x365e, 0x365f, 0x3660, 0x3661, 0x3662, 0x3663,
  0x3664, 0x3665, 0x3666, 0x3667, 0x3668, 0x3669, 0x366a, 0x366b,
  0x366c, 0x366d, 0x3670, 0x3671, 0x366e, 0x366f, 0x3672, 0x3673,
  0x3674, 0x3675, 0x3676, 0x3677, 0x3678, 0x3679, 0x367a, 0x367b,
  0x367d, 0x367e, 0x367c, 0x3721, 0x3722, 0x3723, 0x3724, 0x3725,
  0x3726, 0x3727, 0x3728, 0x3729, 0x372a, 0x372b, 0x372c, 0x372d,
  0x372e, 0x372f, 0x3730, 0x3731, 0x3732, 0x3733, 0x3734, 0x3735,
  0x3736, 0x3737, 0x3738, 0x3739, 0x373a, 0x373b, 0x373c, 0x373d,
  0x373e, 0x373f, 0x3740, 0x3741, 0x3742, 0x3743, 0x3744, 0x3745,
  0x3746, 0x3747, 0x3748, 0x3749, 0x374a, 0x374b, 0x374c, 0x374d,
  0x374e, 0x374f, 0x3750, 0x3751, 0x3752, 0x3753, 0x3754, 0x3755,
  0x3756, 0x3757, 0x3760, 0x3758, 0x3759, 0x375a, 0x375b, 0x375c,
  0x375d, 0x375e, 0x375f, 0x3761, 0x3762, 0x3763, 0x3764, 0x3765,
  0x3766, 0x3767, 0x3768, 0x3769, 0x376a, 0x376b, 0x376c, 0x376d,
  0x377e, 0x376e, 0x376f, 0x3770, 0x3771, 0x3772, 0x3773, 0x3774,
  0x3775, 0x3776, 0x3777, 0x3778, 0x3779, 0x377a, 0x377b, 0x377c,
  0x377d, 0x3821, 0x3822, 0x3823, 0x3824, 0x3825, 0x3826, 0x3827,
  0x3828, 0x3829, 0x382a, 0x382b, 0x382c, 0x382d, 0x382e, 0x382f,
  0x3830, 0x3831, 0x3832, 0x3833, 0x3834, 0x3835, 0x3836, 0x3837,
  0x3838, 0x3839, 0x383a, 0x383b, 0x383c, 0x383d, 0x383e, 0x383f,
  0x3840, 0x3841, 0x3842, 0x3843, 0x3844, 0x3845, 0x3846, 0x3847,
  0x3848, 0x3849, 0x384a, 0x384b, 0x384c, 0x384d, 0x384e, 0x3850,
  0x3851, 0x384f, 0x3852, 0x3853, 0x3854, 0x3855, 0x3856, 0x3857,
  0x3858, 0x3859, 0x385a, 0x385b, 0x385c, 0x385d, 0x385e, 0x385f,
  0x3860, 0x3861, 0x3862, 0x3863, 0x3864, 0x3865, 0x3867, 0x3868,
  0x3869, 0x386a, 0x386b, 0x386c, 0x386d, 0x386e, 0x386f, 0x3870,
  0x3871, 0x3872, 0x3873, 0x3874, 0x3875, 0x3876, 0x3877, 0x3878,
  0x3879, 0x387a, 0x387b, 0x387c, 0x387d, 0x387e, 0x3921, 0x3922,
  0x3923, 0x3924, 0x3925, 0x3926, 0x3927, 0x3928, 0x3929, 0x392a,
  0x392b, 0x392c, 0x392d, 0x392e, 0x392f, 0x3930, 0x3931, 0x3932,
  0x3933, 0x3934, 0x3935, 0x3936, 0x3937, 0x3938, 0x3939, 0x393a,
  0x393b, 0x393c, 0x393d, 0x393e, 0x393f, 0x3940, 0x3941, 0x3942,
  0x3943, 0x3944, 0x3945, 0x3946, 0x3947, 0x3948, 0x3949, 0x394a,
  0x394b, 0x394c, 0x394d, 0x394e, 0x394f, 0x3950, 0x3951, 0x3952,
  0x3953, 0x3954, 0x3955, 0x3956, 0x3957, 0x3958, 0x3959, 0x395a,
  0x395b, 0x395c, 0x395d, 0x395e, 0x395f, 0x3960, 0x3961, 0x3962,
  0x3963, 0x3964, 0x3965, 0x3966, 0x3967, 0x3968, 0x3969, 0x396a,
  0x396b, 0x396c, 0x396d, 0x396e, 0x396f, 0x3970, 0x3971, 0x3972,
  0x3973, 0x3974, 0x3975, 0x3976, 0x3977, 0x3978, 0x3979, 0x397a,
  0x397b, 0x397c, 0x397d, 0x397e, 0x3a21, 0x3a22, 0x3a23, 0x3a24,
  0x3a25, 0x3a26, 0x3a27, 0x3a28, 0x3a29, 0x3a2a, 0x3a2b, 0x3a2c,
  0x3a2d, 0x3a