LyoKICogTGludXggbmF0aXZlIEFJTyBzdXBwb3J0LgogKgogKiBDb3B5cmlnaHQgKEMpIDIwMDkgSUJNLCBDb3JwLgogKiBDb3B5cmlnaHQgKEMpIDIwMDkgUmVkIEhhdCwgSW5jLgogKgogKiBUaGlzIHdvcmsgaXMgbGljZW5zZWQgdW5kZXIgdGhlIHRlcm1zIG9mIHRoZSBHTlUgR1BMLCB2ZXJzaW9uIDIgb3IgbGF0ZXIuCiAqIFNlZSB0aGUgQ09QWUlORyBmaWxlIGluIHRoZSB0b3AtbGV2ZWwgZGlyZWN0b3J5LgogKi8KI2luY2x1ZGUgInFlbXUtY29tbW9uLmgiCiNpbmNsdWRlICJxZW11LWFpby5oIgojaW5jbHVkZSAiYmxvY2tfaW50LmgiCiNpbmNsdWRlICJibG9jay9yYXctcG9zaXgtYWlvLmgiCgojaW5jbHVkZSA8c3lzL2V2ZW50ZmQuaD4KI2luY2x1ZGUgPGxpYmFpby5oPgoKLyoKICogUXVldWUgc2l6ZSAocGVyLWRldmljZSkuCiAqCiAqIFhYWDogZXZlbnR1YWxseSB3ZSBuZWVkIHRvIGNvbW11bmljYXRlIHRoaXMgdG8gdGhlIGd1ZXN0IGFuZC9vciBtYWtlIGl0CiAqICAgICAgdHVuYWJsZSBieSB0aGUgZ3Vlc3QuICBJZiB3ZSBnZXQgbW9yZSBvdXRzdGFuZGluZyByZXF1ZXN0cyBhdCBhIHRpbWUKICogICAgICB0aGFuIHRoaXMgd2Ugd2lsbCBnZXQgRUFHQUlOIGZyb20gaW9fc3VibWl0IHdoaWNoIGlzIGNvbW11bmljYXRlZCB0bwogKiAgICAgIHRoZSBndWVzdCBhcyBhbiBJL08gZXJyb3IuCiAqLwojZGVmaW5lIE1BWF9FVkVOVFMgMTI4CgpzdHJ1Y3QgcWVtdV9sYWlvY2IgewogICAgQmxvY2tEcml2ZXJBSU9DQiBjb21tb247CiAgICBzdHJ1Y3QgcWVtdV9sYWlvX3N0YXRlICpjdHg7CiAgICBzdHJ1Y3QgaW9jYiBpb2NiOwogICAgc3NpemVfdCByZXQ7CiAgICBzaXplX3QgbmJ5dGVzOwogICAgUUxJU1RfRU5UUlkocWVtdV9sYWlvY2IpIG5vZGU7Cn07CgpzdHJ1Y3QgcWVtdV9sYWlvX3N0YXRlIHsKICAgIGlvX2NvbnRleHRfdCBjdHg7CiAgICBpbnQgZWZkOwogICAgaW50IGNvdW50Owp9OwoKc3RhdGljIGlubGluZSBzc2l6ZV90IGlvX2V2ZW50X3JldChzdHJ1Y3QgaW9fZXZlbnQgKmV2KQp7CiAgICByZXR1cm4gKHNzaXplX3QpKCgodWludDY0X3QpZXYtPnJlczIgPDwgMzIpIHwgZXYtPnJlcyk7Cn0KCi8qCiAqIENvbXBsZXRlcyBhbiBBSU8gcmVxdWVzdCAoY2FsbHMgdGhlIGNhbGxiYWNrIGFuZCBmcmVlcyB0aGUgQUNCKS4KICovCnN0YXRpYyB2b2lkIHFlbXVfbGFpb19wcm9jZXNzX2NvbXBsZXRpb24oc3RydWN0IHFlbXVfbGFpb19zdGF0ZSAqcywKICAgIHN0cnVjdCBxZW11X2xhaW9jYiAqbGFpb2NiKQp7CiAgICBpbnQgcmV0OwoKICAgIHMtPmNvdW50LS07CgogICAgcmV0ID0gbGFpb2NiLT5yZXQ7CiAgICBpZiAocmV0ICE9IC1FQ0FOQ0VMRUQpIHsKICAgICAgICBpZiAocmV0ID09IGxhaW9jYi0+bmJ5dGVzKQogICAgICAgICAgICByZXQgPSAwOwogICAgICAgIGVsc2UgaWYgKHJldCA+PSAwKQogICAgICAgICAgICByZXQgPSAtRUlOVkFMOwoKICAgICAgICBsYWlvY2ItPmNvbW1vbi5jYihsYWlvY2ItPmNvbW1vbi5vcGFxdWUsIHJldCk7CiAgICB9CgogICAgcWVtdV9haW9fcmVsZWFzZShsYWlvY2IpOwp9CgpzdGF0aWMgdm9pZCBxZW11X2xhaW9fY29tcGxldGlvbl9jYih2b2lkICpvcGFxdWUpCnsKICAgIHN0cnVjdCBxZW11X2xhaW9fc3RhdGUgKnMgPSBvcGFxdWU7CgogICAgd2hpbGUgKDEpIHsKICAgICAgICBzdHJ1Y3QgaW9fZXZlbnQgZXZlbnRzW01BWF9FVkVOVFNdOwogICAgICAgIHVpbnQ2NF90IHZhbDsKICAgICAgICBzc2l6ZV90IHJldDsKICAgICAgICBzdHJ1Y3QgdGltZXNwZWMgdHMgPSB7IDAgfTsKICAgICAgICBpbnQgbmV2ZW50cywgaTsKCiAgICAgICAgZG8gewogICAgICAgICAgICByZXQgPSByZWFkKHMtPmVmZCwgJnZhbCwgc2l6ZW9mKHZhbCkpOwogICAgICAgIH0gd2hpbGUgKHJldCA9PSAtMSAmJiBlcnJubyA9PSBFSU5UUik7CgogICAgICAgIGlmIChyZXQgPT0gLTEgJiYgZXJybm8gPT0gRUFHQUlOKQogICAgICAgICAgICBicmVhazsKCiAgICAgICAgaWYgKHJldCAhPSA4KQogICAgICAgICAgICBicmVhazsKCiAgICAgICAgZG8gewogICAgICAgICAgICBuZXZlbnRzID0gaW9fZ2V0ZXZlbnRzKHMtPmN0eCwgdmFsLCBNQVhfRVZFTlRTLCBldmVudHMsICZ0cyk7CiAgICAgICAgfSB3aGlsZSAobmV2ZW50cyA9PSAtRUlOVFIpOwoKICAgICAgICBmb3IgKGkgPSAwOyBpIDwgbmV2ZW50czsgaSsrKSB7CiAgICAgICAgICAgIHN0cnVjdCBpb2NiICppb2NiID0gZXZlbnRzW2ldLm9iajsKICAgICAgICAgICAgc3RydWN0IHFlbXVfbGFpb2NiICpsYWlvY2IgPQogICAgICAgICAgICAgICAgICAgIGNvbnRhaW5lcl9vZihpb2NiLCBzdHJ1Y3QgcWVtdV9sYWlvY2IsIGlvY2IpOwoKICAgICAgICAgICAgbGFpb2NiLT5yZXQgPSBpb19ldmVudF9yZXQoJmV2ZW50c1tpXSk7CiAgICAgICAgICAgIHFlbXVfbGFpb19wcm9jZXNzX2NvbXBsZXRpb24ocywgbGFpb2NiKTsKICAgICAgICB9CiAgICB9Cn0KCnN0YXRpYyBpbnQgcWVtdV9sYWlvX2ZsdXNoX2NiKHZvaWQgKm9wYXF1ZSkKewogICAgc3RydWN0IHFlbXVfbGFpb19zdGF0ZSAqcyA9IG9wYXF1ZTsKCiAgICByZXR1cm4gKHMtPmNvdW50ID4gMCkgPyAxIDogMDsKfQoKc3RhdGljIHZvaWQgbGFpb19jYW5jZWwoQmxvY2tEcml2ZXJBSU9DQiAqYmxvY2thY2IpCnsKICAgIHN0cnVjdCBxZW11X2xhaW9jYiAqbGFpb2NiID0gKHN0cnVjdCBxZW11X2xhaW9jYiAqKWJsb2NrYWNiOwogICAgc3RydWN0IGlvX2V2ZW50IGV2ZW50OwogICAgaW50IHJldDsKCiAgICBpZiAobGFpb2NiLT5yZXQgIT0gLUVJTlBST0dSRVNTKQogICAgICAgIHJldHVybjsKCiAgICAvKgogICAgICogTm90ZSB0aGF0IGFzIG9mIExpbnV4IDIuNi4zMSBuZWl0aGVyIHRoZSBibG9jayBkZXZpY2UgY29kZSBub3IgYW55CiAgICAgKiBmaWxlc3lzdGVtIGltcGxlbWVudHMgY2FuY2VsbGF0aW9uIG9mIEFJTyByZXF1ZXN0LgogICAgICogVGh1cyB0aGUgcG9sbGluZyBsb29wIGJlbG93IGlzIHRoZSBub3JtYWwgY29kZSBwYXRoLgogICAgICovCiAgICByZXQgPSBpb19jYW5jZWwobGFpb2NiLT5jdHgtPmN0eCwgJmxhaW9jYi0+aW9jYiwgJmV2ZW50KTsKICAgIGlmIChyZXQgPT0gMCkgewogICAgICAgIGxhaW9jYi0+cmV0ID0gLUVDQU5DRUxFRDsKICAgICAgICByZXR1cm47CiAgICB9CgogICAgLyoKICAgICAqIFdlIGhhdmUgdG8gd2FpdCBmb3IgdGhlIGlvY2IgdG8gZmluaXNoLgogICAgICoKICAgICAqIFRoZSBvbmx5IHdheSB0byBnZXQgdGhlIGlvY2Igc3RhdHVzIHVwZGF0ZSBpcyBieSBwb2xsaW5nIHRoZSBpbyBjb250ZXh0LgogICAgICogV2UgbWlnaHQgYmUgYWJsZSB0byBkbyB0aGlzIHNsaWdodGx5IG1vcmUgb3B0aW1hbCBieSByZW1vdmluZyB0aGUKICAgICAqIE9fTk9OQkxPQ0sgZmxhZy4KICAgICAqLwogICAgd2hpbGUgKGxhaW9jYi0+cmV0ID09IC1FSU5QUk9HUkVTUykKICAgICAgICBxZW11X2xhaW9fY29tcGxldGlvbl9jYihsYWlvY2ItPmN0eCk7Cn0KCnN0YXRpYyBBSU9Qb29sIGxhaW9fcG9vbCA9IHsKICAgIC5haW9jYl9zaXplICAgICAgICAgPSBzaXplb2Yoc3RydWN0IHFlbXVfbGFpb2NiKSwKICAgIC5jYW5jZWwgICAgICAgICAgICAgPSBsYWlvX2NhbmNlbCwKfTsKCkJsb2NrRHJpdmVyQUlPQ0IgKmxhaW9fc3VibWl0KEJsb2NrRHJpdmVyU3RhdGUgKmJzLCB2b2lkICphaW9fY3R4LCBpbnQgZmQsCiAgICAgICAgaW50NjRfdCBzZWN0b3JfbnVtLCBRRU1VSU9WZWN0b3IgKnFpb3YsIGlu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