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This is a heavily modified version of the demonstration program Jüri Aedla posted to the mailing list. Verified to pass with the current commit, but fail with the tree from two commits ago. http://lists.xiph.org/pipermail/opus/2012-November/001834.html
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
/* Check for overflow in reading the padding length.
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* Example by Jüri Aedla and Ralph Giles
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* http://lists.xiph.org/pipermail/opus/2012-November/001834.html
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "opus.h"
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#include "test_opus_common.h"
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#define PACKETSIZE 16909318
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#define CHANNELS 2
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#define FRAMESIZE 5760
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int test_overflow(void)
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{
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OpusDecoder *decoder;
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int result;
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int error;
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unsigned char *in = malloc(PACKETSIZE);
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opus_int16 *out = malloc(FRAMESIZE*CHANNELS*sizeof(*out));
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fprintf(stderr, " Checking for padding overflow... ");
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if (!in || !out) {
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fprintf(stderr, "FAIL (out of memory)\n");
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return -1;
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}
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in[0] = 0xff;
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in[1] = 0x41;
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memset(in + 2, 0xff, PACKETSIZE - 3);
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in[PACKETSIZE-1] = 0x0b;
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decoder = opus_decoder_create(48000, CHANNELS, &error);
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result = opus_decode(decoder, in, PACKETSIZE, out, FRAMESIZE, 0);
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opus_decoder_destroy(decoder);
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free(in);
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free(out);
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if (result != OPUS_INVALID_PACKET) {
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fprintf(stderr, "FAIL!\n");
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test_failed();
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}
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fprintf(stderr, "OK.\n");
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return 1;
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}
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int main(void)
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{
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const char *oversion;
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int tests = 0;;
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iseed = 0;
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oversion = opus_get_version_string();
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if (!oversion) test_failed();
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fprintf(stderr, "Testing %s padding.\n", oversion);
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tests += test_overflow();
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fprintf(stderr, "All padding tests passed.\n");
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return 0;
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}
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