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annotate test/testiconv.c @ 1696:3695d3637045 SDL-1.3

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Fixed bug #256
author Sam Lantinga <slouken@libsdl.org>
date Wed, 21 Jun 2006 07:36:00 +0000
parents 4da1ee79c9af
children
rev   line source
1501
73dc5d39bbf8 Added UTF-8 <-> UTF-16 <-> UTF-32 <-> UCS-2 <-> UCS-4 conversion capability
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parents:
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1
73dc5d39bbf8 Added UTF-8 <-> UTF-16 <-> UTF-32 <-> UCS-2 <-> UCS-4 conversion capability
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2 #include <stdio.h>
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3
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4 #include "SDL.h"
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5
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6 static size_t
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7 widelen(char *data)
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8 {
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9 size_t len = 0;
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10 Uint32 *p = (Uint32 *) data;
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11 while (*p++) {
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12 ++len;
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13 }
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14 return len;
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15 }
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16
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17 int
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18 main(int argc, char *argv[])
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19 {
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20 const char *formats[] = {
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21 "UTF8",
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22 "UTF-8",
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23 "UTF16BE",
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24 "UTF-16BE",
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25 "UTF16LE",
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26 "UTF-16LE",
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27 "UTF32BE",
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28 "UTF-32BE",
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29 "UTF32LE",
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30 "UTF-32LE",
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31 "UCS4",
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32 "UCS-4",
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33 };
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34 char buffer[BUFSIZ];
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35 char *ucs4;
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36 char *test[2];
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37 int i, index = 0;
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38 FILE *file;
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39 int errors = 0;
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40
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41 if (!argv[1]) {
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42 argv[1] = "utf8.txt";
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43 }
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44 file = fopen(argv[1], "rb");
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45 if (!file) {
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46 fprintf(stderr, "Unable to open %s\n", argv[1]);
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47 return (1);
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48 }
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49
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50 while (fgets(buffer, sizeof(buffer), file)) {
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51 /* Convert to UCS-4 */
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52 size_t len;
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53 ucs4 =
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54 SDL_iconv_string("UCS-4", "UTF-8", buffer,
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55 SDL_strlen(buffer) + 1);
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56 len = (widelen(ucs4) + 1) * 4;
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57 for (i = 0; i < SDL_arraysize(formats); ++i) {
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58 test[0] = SDL_iconv_string(formats[i], "UCS-4", ucs4, len);
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59 test[1] = SDL_iconv_string("UCS-4", formats[i], test[0], len);
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60 if (SDL_memcmp(test[1], ucs4, len) != 0) {
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61 fprintf(stderr, "FAIL: %s\n", formats[i]);
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62 ++errors;
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63 }
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64 SDL_free(test[0]);
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65 SDL_free(test[1]);
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66 }
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67 test[0] = SDL_iconv_string("UTF-8", "UCS-4", ucs4, len);
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68 SDL_free(ucs4);
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69 fputs(test[0], stdout);
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70 SDL_free(test[0]);
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71 }
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72 return (errors ? errors + 1 : 0);
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73 }