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Introduced image size tolerance of 300 kB in order to recognize SUN Disk Label

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that was generated by genisoimage -B "...".
This commit is contained in:
Thomas Schmitt 2016-02-27 15:12:11 +01:00
parent 477bbb89bb
commit cd84f0927f
1 changed files with 2 additions and 1 deletions
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libisofs/fs_image.c
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@ -4578,7 +4578,8 @@ int iso_analyze_sun(IsoImage *image, IsoDataSource *src, int flag)
iso_read_msb(usad + 144, 2) != 0x10 || iso_read_msb(usad + 144, 2) != 0x10 ||
iso_read_msb(usad + 444, 4) != 0 || iso_read_msb(usad + 444, 4) != 0 ||
sai->image_size > 0x3fffffff || sai->image_size > 0x3fffffff ||
iso_read_msb(usad + 448, 4) != sai->image_size * 4) iso_read_msb(usad + 448, 4) < sai->image_size * 4 - 600 ||
iso_read_msb(usad + 448, 4) > sai->image_size * 4)
return 0; return 0;
checksum[0] = checksum[1] = 0; checksum[0] = checksum[1] = 0;
for (i = 0; i < 510; i += 2) { for (i = 0; i < 510; i += 2) {