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1 /* Copyright (c) 2012 Xiph.Org Foundation
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2 Written by Jüri Aedla and Ralph Giles */
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3 /*
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4 Redistribution and use in source and binary forms, with or without
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5 modification, are permitted provided that the following conditions
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6 are met:
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7
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8 - Redistributions of source code must retain the above copyright
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9 notice, this list of conditions and the following disclaimer.
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10
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11 - Redistributions in binary form must reproduce the above copyright
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12 notice, this list of conditions and the following disclaimer in the
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13 documentation and/or other materials provided with the distribution.
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14
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15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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16 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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17 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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18 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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19 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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20 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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21 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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22 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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23 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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24 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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25 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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26 */
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27
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28 /* Check for overflow in reading the padding length.
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29 * http://lists.xiph.org/pipermail/opus/2012-November/001834.html
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30 */
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31
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32 #include <stdio.h>
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33 #include <stdlib.h>
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34 #include <string.h>
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35 #include "opus.h"
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36 #include "test_opus_common.h"
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37
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38 #define PACKETSIZE 16909318
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39 #define CHANNELS 2
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40 #define FRAMESIZE 5760
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41
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42 int test_overflow(void)
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43 {
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44 OpusDecoder *decoder;
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45 int result;
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46 int error;
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47
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48 unsigned char *in = malloc(PACKETSIZE);
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49 opus_int16 *out = malloc(FRAMESIZE*CHANNELS*sizeof(*out));
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50
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51 fprintf(stderr, " Checking for padding overflow... ");
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52 if (!in || !out) {
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53 fprintf(stderr, "FAIL (out of memory)\n");
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54 return -1;
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55 }
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56 in[0] = 0xff;
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57 in[1] = 0x41;
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58 memset(in + 2, 0xff, PACKETSIZE - 3);
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59 in[PACKETSIZE-1] = 0x0b;
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60
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61 decoder = opus_decoder_create(48000, CHANNELS, &error);
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62 result = opus_decode(decoder, in, PACKETSIZE, out, FRAMESIZE, 0);
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63 opus_decoder_destroy(decoder);
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64
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65 free(in);
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66 free(out);
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67
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68 if (result != OPUS_INVALID_PACKET) {
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69 fprintf(stderr, "FAIL!\n");
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70 test_failed();
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71 }
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72
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73 fprintf(stderr, "OK.\n");
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74
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75 return 1;
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76 }
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77
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78 int main(void)
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79 {
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80 const char *oversion;
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81 int tests = 0;;
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82
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83 iseed = 0;
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84 oversion = opus_get_version_string();
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85 if (!oversion) test_failed();
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86 fprintf(stderr, "Testing %s padding.\n", oversion);
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87
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88 tests += test_overflow();
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89
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90 fprintf(stderr, "All padding tests passed.\n");
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91
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92 return 0;
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93 }
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