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annotate test/testiconv.c @ 1782:23fe15f88c03

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author Sam Lantinga <slouken@libsdl.org>
date Mon, 08 May 2006 06:23:11 +0000
parents ff3322d66771
children 782fd950bd46 c121d94672cb 6a4f3a32c2e6
rev   line source
1501
73dc5d39bbf8 Added UTF-8 <-> UTF-16 <-> UTF-32 <-> UCS-2 <-> UCS-4 conversion capability
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1
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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 widelen(char *data)
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7 {
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8 size_t len = 0;
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9 Uint32 *p = (Uint32 *)data;
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10 while(*p++) {
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11 ++len;
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12 }
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13 return len;
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14 }
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15
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16 int main(int argc, char *argv[])
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17 {
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18 const char * formats[] = {
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19 "UTF8",
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20 "UTF-8",
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21 "UTF16BE",
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22 "UTF-16BE",
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23 "UTF16LE",
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24 "UTF-16LE",
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25 "UTF32BE",
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26 "UTF-32BE",
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27 "UTF32LE",
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28 "UTF-32LE",
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29 "UCS4",
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30 "UCS-4",
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31 };
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32 char buffer[BUFSIZ];
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33 char *ucs4;
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34 char *test[2];
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35 int i, index = 0;
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36 FILE *file;
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37 int errors = 0;
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38
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39 if ( !argv[1] ) {
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40 argv[1] = "utf8.txt";
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41 }
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42 file = fopen(argv[1], "rb");
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43 if ( !file ) {
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44 fprintf(stderr, "Unable to open %s\n", argv[1]);
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45 return (1);
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46 }
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47
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48 while ( fgets(buffer, sizeof(buffer), file) ) {
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49 /* Convert to UCS-4 */
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50 size_t len;
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51 ucs4 = SDL_iconv_string("UCS-4", "UTF-8", buffer, SDL_strlen(buffer)+1);
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52 len = (widelen(ucs4)+1)*4;
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53 for ( i = 0; i < SDL_arraysize(formats); ++i ) {
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54 test[0] = SDL_iconv_string(formats[i], "UCS-4", ucs4, len);
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55 test[1] = SDL_iconv_string("UCS-4", formats[i], test[0], len);
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56 if ( SDL_memcmp(test[1], ucs4, len) != 0 ) {
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57 fprintf(stderr, "FAIL: %s\n", formats[i]);
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58 ++errors;
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59 }
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60 SDL_free(test[0]);
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61 SDL_free(test[1]);
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62 }
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63 test[0] = SDL_iconv_string("UTF-8", "UCS-4", ucs4, len);
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64 SDL_free(ucs4);
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65 fputs(test[0], stdout);
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66 SDL_free(test[0]);
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67 }
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68 return (errors ? errors + 1 : 0);
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69 }