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annotate dep/utf8proc/test/fuzz_main.c @ 343:1faa72660932

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*: transfer back to cmake from autotools autotools just made lots of things more complicated than they should have and many things broke (i.e. translations)
author Paper <paper@paper.us.eu.org>
date Thu, 20 Jun 2024 05:56:06 -0400
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343
1faa72660932 *: transfer back to cmake from autotools
Paper <paper@paper.us.eu.org>
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1 #include <stdio.h>
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Paper <paper@paper.us.eu.org>
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2 #include <stdlib.h>
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Paper <paper@paper.us.eu.org>
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3 #include <stdint.h>
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4
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5 /* Fuzz target entry point, works without libFuzzer */
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6
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7 int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size);
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8
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9 int main(int argc, char **argv)
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10 {
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11 FILE *f;
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12 char *buf = NULL;
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Paper <paper@paper.us.eu.org>
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13 long siz_buf;
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14
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15 if(argc < 2)
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16 {
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Paper <paper@paper.us.eu.org>
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17 fprintf(stderr, "no input file\n");
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Paper <paper@paper.us.eu.org>
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18 goto err;
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Paper <paper@paper.us.eu.org>
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19 }
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20
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21 f = fopen(argv[1], "rb");
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Paper <paper@paper.us.eu.org>
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22 if(f == NULL)
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Paper <paper@paper.us.eu.org>
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23 {
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Paper <paper@paper.us.eu.org>
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24 fprintf(stderr, "error opening input file %s\n", argv[1]);
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Paper <paper@paper.us.eu.org>
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25 goto err;
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Paper <paper@paper.us.eu.org>
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26 }
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27
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28 fseek(f, 0, SEEK_END);
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29
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30 siz_buf = ftell(f);
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31 rewind(f);
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32
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33 if(siz_buf < 1) goto err;
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34
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35 buf = (char*)malloc(siz_buf);
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36 if(buf == NULL)
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37 {
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Paper <paper@paper.us.eu.org>
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38 fprintf(stderr, "malloc() failed\n");
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Paper <paper@paper.us.eu.org>
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39 goto err;
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Paper <paper@paper.us.eu.org>
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40 }
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41
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42 if(fread(buf, siz_buf, 1, f) != 1)
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43 {
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44 fprintf(stderr, "fread() failed\n");
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45 goto err;
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Paper <paper@paper.us.eu.org>
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46 }
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Paper <paper@paper.us.eu.org>
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47
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Paper <paper@paper.us.eu.org>
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48 (void)LLVMFuzzerTestOneInput((uint8_t*)buf, siz_buf);
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49
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50 err:
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Paper <paper@paper.us.eu.org>
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51 free(buf);
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52
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53 return 0;
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Paper <paper@paper.us.eu.org>
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54 }