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testiconv.c
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#include <stdio.h>
#include "SDL.h"
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static size_t
widelen(char *data)
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size_t len = 0;
Uint32 *p = (Uint32 *) data;
while (*p++) {
++len;
}
return len;
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int
main(int argc, char *argv[])
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const char *formats[] = {
"UTF8",
"UTF-8",
"UTF16BE",
"UTF-16BE",
"UTF16LE",
"UTF-16LE",
"UTF32BE",
"UTF-32BE",
"UTF32LE",
"UTF-32LE",
"UCS4",
"UCS-4",
};
char buffer[BUFSIZ];
char *ucs4;
char *test[2];
int i, index = 0;
FILE *file;
int errors = 0;
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if (!argv[1]) {
argv[1] = "utf8.txt";
}
file = fopen(argv[1], "rb");
if (!file) {
fprintf(stderr, "Unable to open %s\n", argv[1]);
return (1);
}
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while (fgets(buffer, sizeof(buffer), file)) {
/* Convert to UCS-4 */
size_t len;
ucs4 =
SDL_iconv_string("UCS-4", "UTF-8", buffer,
SDL_strlen(buffer) + 1);
len = (widelen(ucs4) + 1) * 4;
for (i = 0; i < SDL_arraysize(formats); ++i) {
test[0] = SDL_iconv_string(formats[i], "UCS-4", ucs4, len);
test[1] = SDL_iconv_string("UCS-4", formats[i], test[0], len);
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if (!test[1] || SDL_memcmp(test[1], ucs4, len) != 0) {
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fprintf(stderr, "FAIL: %s\n", formats[i]);
++errors;
}
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if (test[0]) {
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SDL_free(test[0]);
}
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if (test[1]) {
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SDL_free(test[1]);
}
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}
test[0] = SDL_iconv_string("UTF-8", "UCS-4", ucs4, len);
SDL_free(ucs4);
fputs(test[0], stdout);
SDL_free(test[0]);
}
return (errors ? errors + 1 : 0);