| /* |
| * Copyright (C) 2001 Edmund Grimley Evans <edmundo@rano.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #include <errno.h> |
| #include <iconv.h> |
| #include <stdio.h> |
| |
| int main(int argc, char *argv[]) |
| { |
| iconv_t cd; |
| const char *ib; |
| char *ob; |
| size_t ibl, obl, k; |
| unsigned char c, buf[4]; |
| int i, wc; |
| |
| if (argc != 2) { |
| printf("Usage: %s ENCODING\n", argv[0]); |
| printf("Output a charset map for the 8-bit ENCODING.\n"); |
| return 1; |
| } |
| |
| cd = iconv_open("UCS-4", argv[1]); |
| if (cd == (iconv_t)(-1)) { |
| perror("iconv_open"); |
| return 1; |
| } |
| |
| for (i = 0; i < 256; i++) { |
| c = i; |
| ib = &c; |
| ibl = 1; |
| ob = buf; |
| obl = 4; |
| k = iconv(cd, &ib, &ibl, &ob, &obl); |
| if (!k && !ibl && !obl) { |
| wc = (buf[0] << 24) + (buf[1] << 16) + (buf[2] << 8) + buf[3]; |
| if (wc >= 0xffff) { |
| printf("Dodgy value.\n"); |
| return 1; |
| } |
| } |
| else if (k == (size_t)(-1) && errno == EILSEQ) |
| wc = 0xffff; |
| else { |
| printf("Non-standard iconv.\n"); |
| return 1; |
| } |
| |
| if (i % 8 == 0) |
| printf(" "); |
| printf("0x%04x", wc); |
| if (i == 255) |
| printf("\n"); |
| else if (i % 8 == 7) |
| printf(",\n"); |
| else |
| printf(", "); |
| } |
| |
| return 0; |
| } |