LyoKICogIENvcHlyaWdodCAoYykgMjAxNyBUaGUgV2ViUlRDIHByb2plY3QgYXV0aG9ycy4gQWxsIFJpZ2h0cyBSZXNlcnZlZC4KICoKICogIFVzZSBvZiB0aGlzIHNvdXJjZSBjb2RlIGlzIGdvdmVybmVkIGJ5IGEgQlNELXN0eWxlIGxpY2Vuc2UKICogIHRoYXQgY2FuIGJlIGZvdW5kIGluIHRoZSBMSUNFTlNFIGZpbGUgaW4gdGhlIHJvb3Qgb2YgdGhlIHNvdXJjZQogKiAgdHJlZS4gQW4gYWRkaXRpb25hbCBpbnRlbGxlY3R1YWwgcHJvcGVydHkgcmlnaHRzIGdyYW50IGNhbiBiZSBmb3VuZAogKiAgaW4gdGhlIGZpbGUgUEFURU5UUy4gIEFsbCBjb250cmlidXRpbmcgcHJvamVjdCBhdXRob3JzIG1heQogKiAgYmUgZm91bmQgaW4gdGhlIEFVVEhPUlMgZmlsZSBpbiB0aGUgcm9vdCBvZiB0aGUgc291cmNlIHRyZWUuCiAqLwoKI2luY2x1ZGUgIm1vZHVsZXMvYXVkaW9fcHJvY2Vzc2luZy9hZWMzL3JlbmRlcl9zaWduYWxfYW5hbHl6ZXIuaCIKCiNpbmNsdWRlIDxtYXRoLmg+CiNpbmNsdWRlIDxhbGdvcml0aG0+CgojaW5jbHVkZSAicnRjX2Jhc2UvY2hlY2tzLmgiCgpuYW1lc3BhY2Ugd2VicnRjIHsKCm5hbWVzcGFjZSB7CmNvbnN0ZXhwciBzaXplX3Qga0NvdW50ZXJUaHJlc2hvbGQgPSA1OwoKLy8gSWRlbnRpZmllcyBsb2NhbCBiYW5kcyB3aXRoIG5hcnJvdyBjaGFyYWN0ZXJpc3RpY3MuCnZvaWQgSWRlbnRpZnlTbWFsbE5hcnJvd0JhbmRSZWdpb25zKAogICAgY29uc3QgUmVuZGVyQnVmZmVyJiByZW5kZXJfYnVmZmVyLAogICAgY29uc3QgcnRjOjpPcHRpb25hbDxzaXplX3Q+JiBkZWxheV9wYXJ0aXRpb25zLAogICAgc3RkOjphcnJheTxzaXplX3QsIGtGZnRMZW5ndGhCeTIgLSAxPiogbmFycm93X2JhbmRfY291bnRlcnMpIHsKICBpZiAoIWRlbGF5X3BhcnRpdGlvbnMpIHsKICAgIG5hcnJvd19iYW5kX2NvdW50ZXJzLT5maWxsKDApOwogICAgcmV0dXJuOwogIH0KCiAgcnRjOjpBcnJheVZpZXc8Y29uc3QgZmxvYXQ+IFgyID0gcmVuZGVyX2J1ZmZlci5TcGVjdHJ1bSgqZGVsYXlfcGFydGl0aW9ucyk7CiAgUlRDX0RDSEVDS19FUShrRmZ0TGVuZ3RoQnkyUGx1czEsIFgyLnNpemUoKSk7CgogIGZvciAoc2l6ZV90IGsgPSAxOyBrIDwgKFgyLnNpemUoKSAtIDEpOyArK2spIHsKICAgICgqbmFycm93X2JhbmRfY291bnRlcnMpW2sgLSAxXSA9IFgyW2tdID4gMyAqIHN0ZDo6bWF4KFgyW2sgLSAxXSwgWDJbayArIDFdKQogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgID8gKCpuYXJyb3dfYmFuZF9jb3VudGVycylbayAtIDFdICsgMQogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIDogMDsKICB9Cn0KCi8vIElkZW50aWZpZXMgd2hldGhlciB0aGUgc2lnbmFsIGhhcyBhIHNpbmdsZSBzdHJvbmcgbmFycm93LWJhbmQgY29tcG9uZW50Lgp2b2lkIElkZW50aWZ5U3Ryb25nTmFycm93QmFuZENvbXBvbmVudChjb25zdCBSZW5kZXJCdWZmZXImIHJlbmRlcl9idWZmZXIsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHJ0Yzo6T3B0aW9uYWw8aW50PiogbmFycm93X3BlYWtfYmFuZCwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc2l6ZV90KiBuYXJyb3dfcGVha19jb3VudGVyKSB7CiAgY29uc3QgYXV0byBYMl9sYXRlc3QgPSByZW5kZXJfYnVmZmVyLlNwZWN0cnVtKDApOwoKICAvLyBJZGVudGlmeSB0aGUgc3BlY3RyYWwgcGVhay4KICBjb25zdCBpbnQgcGVha19iaW4gPSBzdGF0aWNfY2FzdDxpbnQ+KAogICAgICBzdGQ6Om1heF9lbGVtZW50KFgyX2xhdGVzdC5iZWdpbigpLCBYMl9sYXRlc3QuZW5kKCkpIC0gWDJfbGF0ZXN0LmJlZ2luKCkpOwoKICAvLyBDb21wdXRlIHRoZSBsZXZlbCBhcm91bmQgdGhlIHBlYWsuCiAgZmxvYXQgbm9uX3BlYWtfcG93ZXIgPSAwLmY7CiAgZm9yIChpbnQgayA9IHN0ZDo6bWF4KDUsIHBlYWtfYmluIC0gMTQpOyBrIDwgcGVha19iaW4gLSA0OyArK2spIHsKICAgIG5vbl9wZWFrX3Bvd2VyID0gc3RkOjptYXgoWDJfbGF0ZXN0W2tdLCBub25fcGVha19wb3dlcik7CiAgfQogIGZvciAoaW50IGsgPSBwZWFrX2JpbiArIDU7CiAgICAgICBrIDwgc3RkOjptaW4ocGVha19iaW4gKyAxNSwgc3RhdGljX2Nhc3Q8aW50PihrRmZ0TGVuZ3RoQnkyUGx1czEpKTsgKytrKSB7CiAgICBub25fcGVha19wb3dlciA9IHN0ZDo6bWF4KFgyX2xhdGVzdFtrXSwgbm9uX3BlYWtfcG93ZXIpOwogIH0KCiAgLy8gQXNzZXNzIHRoZSByZW5kZXIgc2lnbmFsIHN0cmVuZ3RoCiAgY29uc3Qgc3RkOjp2ZWN0b3I8c3RkOjp2ZWN0b3I8ZmxvYXQ+PiYgeF9sYXRlc3QgPSByZW5kZXJfYnVmZmVyLkJsb2NrKDApOwogIGF1dG8gcmVzdWx0MCA9IHN0ZDo6bWlubWF4X2VsZW1lbnQoeF9sYXRlc3RbMF0uYmVnaW4oKSwgeF9sYXRlc3RbMF0uZW5kKCkpOwogIGZsb2F0IG1heF9hYnMgPSBzdGQ6Om1heChmYWJzKCpyZXN1bHQwLmZpcnN0KSwgZmFicygqcmVzdWx0MC5zZWNvbmQpKTsKCiAgaWYgKHhfbGF0ZXN0LnNpemUoKSA+IDEpIHsKICAgIGNvbnN0IGF1dG8gcmVzdWx0MSA9CiAgICAgICAgc3RkOjptaW5tYXhfZWxlbWVudCh4X2xhdGVzdFsxXS5iZWdpbigpLCB4X2xhdGVzdFsxXS5lbmQoKSk7CiAgICBtYXhfYWJzID0KICAgICAgICBzdGQ6Om1heChtYXhfYWJzLCBzdGF0aWNfY2FzdDxmbG9hdD4oc3RkOjptYXgoZmFicygqcmVzdWx0MS5maXJzdCksCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGZhYnMoKnJlc3VsdDEuc2Vjb25kKSkpKTsKICB9CgogIC8vIERldGVjdCB3aGV0aGVyIHRoZSBzcGVjdGFsIHBlYWsgaGFzIGFzIHN0cm9uZyBuYXJyb3diYW5kIG5hdHVyZS4KICBpZiAocGVha19iaW4gPiA2ICYmIG1heF9hYnMgPiAxMDAgJiYKICAgICAgWDJfbGF0ZXN0W3BlYWtfYmluXSA+IDEwMCAqIG5vbl9wZWFrX3Bvd2VyKSB7CiAgICAqbmFycm93X3BlYWtfYmFuZCA9IHBlYWtfYmluOwogICAgKm5hcnJvd19wZWFrX2NvdW50ZXIgPSAwOwogIH0gZWxzZSB7CiAgICBpZiAoKm5hcnJvd19wZWFrX2JhbmQgJiYgKysoKm5hcnJvd19wZWFrX2NvdW50ZXIpID4gNykgewogICAgICAqbmFycm93X3BlYWtfYmFuZCA9IHJ0Yzo6bnVsbG9wdDsKICAgIH0KICB9Cn0KCn0gIC8vIG5hbWVzcGFjZQoKUmVuZGVyU2lnbmFsQW5hbHl6ZXI6OlJlbmRlclNpZ25hbEFuYWx5emVyKCkgewogIG5hcnJvd19iYW5kX2NvdW50ZXJzXy5maWxsKDApOwp9ClJlbmRlclNpZ25hbEFuYWx5emVyOjp+UmVuZGVyU2lnbmFsQW5hbHl6ZXIoKSA9IGRlZmF1bHQ7Cgp2b2lkIFJlbmRlclNpZ25hbEFuYWx5emVyOjpVcGRhdGUoCiAgICBjb25zdCBSZW5kZXJCdWZmZXImIHJlbmRlcl9idWZmZXIsCiAgICBjb25zdCBydGM6Ok9wdGlvbmFsPHNpemVfdD4mIGRlbGF5X3BhcnRpdGlvbnMpIHsKICAvLyBJZGVudGlmeSBiYW5kcyBvZiBuYXJyb3cgbmF0dXJlLgogIElkZW50aWZ5U21hbGxOYXJyb3dCYW5kUmVnaW9ucyhyZW5kZXJfYnVmZmVyLCBkZWxheV9wYXJ0aXRpb25zLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAmbmFycm93X2JhbmRfY291bnRlcnNfKTsKCiAgLy8gSWRlbnRpZnkgdGhlIHByZXNlbmNlIG9mIGEgc3Ryb25nIG5hcnJvdyBiYW5kLgogIElkZW50aWZ5U3Ryb25nTmFycm93QmFuZENvbXBvbmVudChyZW5kZXJfYnVmZmVyLCAmbmFycm93X3BlYWtfYmFuZF8sCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICZuYXJy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