georgian_ps.h

libiconv是一个很不错的字符集转换库。程序接口也很简单

/*
 * Copyright (C) 1999-2001 Free Software Foundation, Inc.
 * This file is part of the GNU LIBICONV Library.
 *
 * The GNU LIBICONV Library is free software; you can redistribute it
 * and/or modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * The GNU LIBICONV Library is distributed in the hope that it will be
 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
 * If not, write to the Free Software Foundation, Inc., 59 Temple Place -
 * Suite 330, Boston, MA 02111-1307, USA.
 */

/*
 * GEORGIAN-PS
 */

static const unsigned short georgian_ps_2uni_1[32] = {
  /* 0x80 */
  0x0080, 0x0081, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021,
  0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008d, 0x008e, 0x008f,
  /* 0x90 */
  0x0090, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
  0x02dc, 0x2122, 0x0161, 0x203a, 0x0153, 0x009d, 0x009e, 0x0178,
};
static const unsigned short georgian_ps_2uni_2[39] = {
  /* 0xc0 */
  0x10d0, 0x10d1, 0x10d2, 0x10d3, 0x10d4, 0x10d5, 0x10d6, 0x10f1,
  0x10d7, 0x10d8, 0x10d9, 0x10da, 0x10db, 0x10dc, 0x10f2, 0x10dd,
  /* 0xd0 */
  0x10de, 0x10df, 0x10e0, 0x10e1, 0x10e2, 0x10f3, 0x10e3, 0x10e4,
  0x10e5, 0x10e6, 0x10e7, 0x10e8, 0x10e9, 0x10ea, 0x10eb, 0x10ec,
  /* 0xe0 */
  0x10ed, 0x10ee, 0x10f4, 0x10ef, 0x10f0, 0x10f5,
};

static int
georgian_ps_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
  unsigned char c = *s;
  if (c >= 0x80 && c < 0xa0)
    *pwc = (ucs4_t) georgian_ps_2uni_1[c-0x80];
  else if (c >= 0xc0 && c < 0xe6)
    *pwc = (ucs4_t) georgian_ps_2uni_2[c-0xc0];
  else
    *pwc = (ucs4_t) c;
  return 1;
}

static const unsigned char georgian_ps_page00[32] = {
  0x80, 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x8d, 0x8e, 0x8f, /* 0x88-0x8f */
  0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x9d, 0x9e, 0x00, /* 0x98-0x9f */
};
static const unsigned char georgian_ps_page01[72] = {
  0x00, 0x00, 0x8c, 0x9c, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
  0x8a, 0x9a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
  0x9f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
  0x00, 0x00, 0x83, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
};
static const unsigned char georgian_ps_page02[32] = {
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x00, /* 0xc0-0xc7 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
  0x00, 0x00, 0x00, 0x00, 0x98, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
};
static const unsigned char georgian_ps_page10[40] = {
  0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc8, /* 0xd0-0xd7 */
  0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xcf, 0xd0, 0xd1, /* 0xd8-0xdf */
  0xd2, 0xd3, 0xd4, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, /* 0xe0-0xe7 */
  0xdb, 0xdc, 0xdd, 0xde, 0xdf, 0xe0, 0xe1, 0xe3, /* 0xe8-0xef */
  0xe4, 0xc7, 0xce, 0xd5, 0xe2, 0xe5, 0x00, 0x00, /* 0xf0-0xf7 */
};
static const unsigned char georgian_ps_page20[48] = {
  0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
  0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
  0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
  0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
  0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
};

static int
georgian_ps_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
  unsigned char c = 0;
  if (wc < 0x0080) {
    *r = wc;
    return 1;
  }
  else if (wc >= 0x0080 && wc < 0x00a0)
    c = georgian_ps_page00[wc-0x0080];
  else if ((wc >= 0x00a0 && wc < 0x00c0) || (wc >= 0x00e6 && wc < 0x0100))
    c = wc;
  else if (wc >= 0x0150 && wc < 0x0198)
    c = georgian_ps_page01[wc-0x0150];
  else if (wc >= 0x02c0 && wc < 0x02e0)
    c = georgian_ps_page02[wc-0x02c0];
  else if (wc >= 0x10d0 && wc < 0x10f8)
    c = georgian_ps_page10[wc-0x10d0];
  else if (wc >= 0x2010 && wc < 0x2040)
    c = georgian_ps_page20[wc-0x2010];
  else if (wc == 0x2122)
    c = 0x99;
  if (c != 0) {
    *r = c;
    return 1;
  }
  return RET_ILUNI;
}