Ly8gQ29weXJpZ2h0IDIwMjAgVGhlIFRpbnQgQXV0aG9ycy4KLy8KLy8gTGljZW5zZWQgdW5kZXIgdGhlIEFwYWNoZSBMaWNlbnNlLCBWZXJzaW9uIDIuMCAodGhlICJMaWNlbnNlIik7Ci8vIHlvdSBtYXkgbm90IHVzZSB0aGlzIGZpbGUgZXhjZXB0IGluIGNvbXBsaWFuY2Ugd2l0aCB0aGUgTGljZW5zZS4KLy8gWW91IG1heSBvYnRhaW4gYSBjb3B5IG9mIHRoZSBMaWNlbnNlIGF0Ci8vCi8vICAgICBodHRwOi8vd3d3LmFwYWNoZS5vcmcvbGljZW5zZXMvTElDRU5TRS0yLjAKLy8KLy8gVW5sZXNzIHJlcXVpcmVkIGJ5IGFwcGxpY2FibGUgbGF3IG9yIGFncmVlZCB0byBpbiB3cml0aW5nLCBzb2Z0d2FyZQovLyBkaXN0cmlidXRlZCB1bmRlciB0aGUgTGljZW5zZSBpcyBkaXN0cmlidXRlZCBvbiBhbiAiQVMgSVMiIEJBU0lTLAovLyBXSVRIT1VUIFdBUlJBTlRJRVMgT1IgQ09ORElUSU9OUyBPRiBBTlkgS0lORCwgZWl0aGVyIGV4cHJlc3Mgb3IgaW1wbGllZC4KLy8gU2VlIHRoZSBMaWNlbnNlIGZvciB0aGUgc3BlY2lmaWMgbGFuZ3VhZ2UgZ292ZXJuaW5nIHBlcm1pc3Npb25zIGFuZAovLyBsaW1pdGF0aW9ucyB1bmRlciB0aGUgTGljZW5zZS4KCiNpbmNsdWRlICJzcmMvdGludC93cml0ZXIvZmxvYXRfdG9fc3RyaW5nLmgiCgojaW5jbHVkZSA8Y21hdGg+CiNpbmNsdWRlIDxjc3RyaW5nPgojaW5jbHVkZSA8ZnVuY3Rpb25hbD4KI2luY2x1ZGUgPGlvbWFuaXA+CiNpbmNsdWRlIDxsaW1pdHM+CgojaW5jbHVkZSAic3JjL3RpbnQvY29yZS9zdHJpbmdfc3RyZWFtLmgiCiNpbmNsdWRlICJzcmMvdGludC9kZWJ1Zy5oIgoKbmFtZXNwYWNlIHRpbnQ6OndyaXRlciB7CgpuYW1lc3BhY2UgewoKdGVtcGxhdGUgPHR5cGVuYW1lIFQ+CnN0cnVjdCBUcmFpdHM7Cgp0ZW1wbGF0ZSA8PgpzdHJ1Y3QgVHJhaXRzPGZsb2F0PiB7CiAgICB1c2luZyB1aW50X3QgPSB1aW50MzJfdDsKICAgIHN0YXRpYyBjb25zdGV4cHIgaW50IGtFeHBvbmVudEJpYXMgPSAxMjc7CiAgICBzdGF0aWMgY29uc3RleHByIHVpbnRfdCBrRXhwb25lbnRNYXNrID0gMHg3ZjgwMDAwMDsKICAgIHN0YXRpYyBjb25zdGV4cHIgdWludF90IGtNYW50aXNzYU1hc2sgPSAweDAwN2ZmZmZmOwogICAgc3RhdGljIGNvbnN0ZXhwciB1aW50X3Qga1NpZ25NYXNrID0gMHg4MDAwMDAwMDsKICAgIHN0YXRpYyBjb25zdGV4cHIgaW50IGtNYW50aXNzYUJpdHMgPSAyMzsKfTsKCnRlbXBsYXRlIDw+CnN0cnVjdCBUcmFpdHM8ZG91YmxlPiB7CiAgICB1c2luZyB1aW50X3QgPSB1aW50NjRfdDsKICAgIHN0YXRpYyBjb25zdGV4cHIgaW50IGtFeHBvbmVudEJpYXMgPSAxMDIzOwogICAgc3RhdGljIGNvbnN0ZXhwciB1aW50X3Qga0V4cG9uZW50TWFzayA9IDB4N2ZmMDAwMDAwMDAwMDAwMDsKICAgIHN0YXRpYyBjb25zdGV4cHIgdWludF90IGtNYW50aXNzYU1hc2sgPSAweDAwMGZmZmZmZmZmZmZmZmY7CiAgICBzdGF0aWMgY29uc3RleHByIHVpbnRfdCBrU2lnbk1hc2sgPSAweDgwMDAwMDAwMDAwMDAwMDA7CiAgICBzdGF0aWMgY29uc3RleHByIGludCBrTWFudGlzc2FCaXRzID0gNTI7Cn07Cgp0ZW1wbGF0ZSA8dHlwZW5hbWUgRj4Kc3RkOjpzdHJpbmcgVG9TdHJpbmcoRiBmKSB7CiAgICB1dGlsczo6U3RyaW5nU3RyZWFtIHM7CiAgICBzIDw8IGY7CiAgICByZXR1cm4gcy5zdHIoKTsKfQoKdGVtcGxhdGUgPHR5cGVuYW1lIEY+CnN0ZDo6c3RyaW5nIFRvQml0UHJlc2VydmluZ1N0cmluZyhGIGYpIHsKICAgIHVzaW5nIFQgPSBUcmFpdHM8Rj47CiAgICB1c2luZyB1aW50X3QgPSB0eXBlbmFtZSBUOjp1aW50X3Q7CgogICAgLy8gRm9yIHRoZSBOYU4gY2FzZSwgYXZvaWQgaGFuZGxpbmcgdGhlIG51bWJlciBhcyBhIGZsb2F0aW5nIHBvaW50IHZhbHVlLgogICAgLy8gU29tZSBtYWNoaW5lcyB3aWxsIG1vZGlmeSB0aGUgdG9wIGJpdCBpbiB0aGUgbWFudGlzc2Egb2YgYSBOYU4uCgogICAgc3RkOjpzdHJpbmdzdHJlYW0gc3M7CgogICAgdHlwZW5hbWUgVDo6dWludF90IGZsb2F0X2JpdHMgPSAwdTsKICAgIHN0YXRpY19hc3NlcnQoc2l6ZW9mKGZsb2F0X2JpdHMpID09IHNpemVvZihmKSk7CiAgICBzdGQ6Om1lbWNweSgmZmxvYXRfYml0cywgJmYsIHNpemVvZihmbG9hdF9iaXRzKSk7CgogICAgLy8gSGFuZGxlIHRoZSBzaWduLgogICAgaWYgKGZsb2F0X2JpdHMgJiBUOjprU2lnbk1hc2spIHsKICAgICAgICAvLyBJZiBgZmAgaXMgLTAuMCBwcmludCAtMC4wLgogICAgICAgIHNzIDw8ICctJzsKICAgICAgICAvLyBTdHJpcCBzaWduIGJpdC4KICAgICAgICBmbG9hdF9iaXRzID0gZmxvYXRfYml0cyAmICh+VDo6a1NpZ25NYXNrKTsKICAgIH0KCiAgICBzd2l0Y2ggKHN0ZDo6ZnBjbGFzc2lmeShmKSkgewogICAgICAgIGNhc2UgRlBfWkVSTzoKICAgICAgICBjYXNlIEZQX05PUk1BTDoKICAgICAgICAgICAgc3RkOjptZW1jcHkoJmYsICZmbG9hdF9iaXRzLCBzaXplb2YoZmxvYXRfYml0cykpOwogICAgICAgICAgICBzcyA8PCBUb1N0cmluZyhmKTsKICAgICAgICAgICAgYnJlYWs7CgogICAgICAgIGRlZmF1bHQ6IHsKICAgICAgICAgICAgLy8gSW5maW5pdHksIE5hTiwgYW5kIFN1Ym5vcm1hbAogICAgICAgICAgICAvLyBUT0RPKGRuZXRvKTogSXQncyB1bmNsZWFyIGhvdyBJbmZpbml0eSBhbmQgTmFOIHNob3VsZCBiZSBoYW5kbGVkLgogICAgICAgICAgICAvLyBTZWUgaHR0cHM6Ly9naXRodWIuY29tL2dwdXdlYi9ncHV3ZWIvaXNzdWVzLzE3NjkKCiAgICAgICAgICAgIC8vIHN0ZDo6aGV4ZmxvYXQgcHJpbnRzICduYW4nIGFuZCAnaW5mJyBpbnN0ZWFkIG9mIGFuIGV4cGxpY2l0IHJlcHJlc2VudGF0aW9uIGxpa2Ugd2UKICAgICAgICAgICAgLy8gd2FudC4gU3BsaXQgaXQgb3V0IG1hbnVhbGx5LgogICAgICAgICAgICBpbnQgbWFudGlzc2FfbmliYmxlcyA9IChUOjprTWFudGlzc2FCaXRzICsgMykgLyA0OwoKICAgICAgICAgICAgY29uc3QgaW50IGJpYXNlZF9leHBvbmVudCA9CiAgICAgICAgICAgICAgICBzdGF0aWNfY2FzdDxpbnQ+KChmbG9hdF9iaXRzICYgVDo6a0V4cG9uZW50TWFzaykgPj4gVDo6a01hbnRpc3NhQml0cyk7CiAgICAgICAgICAgIGludCBleHBvbmVudCA9IGJpYXNlZF9leHBvbmVudCAtIFQ6OmtFeHBvbmVudEJpYXM7CiAgICAgICAgICAgIHVpbnRfdCBtYW50aXNzYSA9IGZsb2F0X2JpdHMgJiBUOjprTWFudGlzc2FNYXNrOwoKICAgICAgICAgICAgc3MgPDwgIjB4IjsKCiAgICAgICAgICAgIGlmIChleHBvbmVudCA9PSBUOjprRXhwb25lbnRCaWFzICsgMSkgewogICAgICAgICAgICAgICAgaWYgKG1hbnRpc3NhID09IDApIHsKICAgICAgICAgICAgICAgICAgICAvLyAgSW5maW5pdHkgY2FzZS4KICAgICAgICAgICAgICAgICAgICBzcyA8PCAiMXArIiA8PCBleHBvbmVudDsKICAgICAgICAgICAgICAgIH0gZWxzZSB7CiAgICAgICAgICAgICAgICAgICAgLy8gTmFOIGNhc2UuCiAgICAgICAgICAgICAgICAgICAgLy8gRW1pdCB0aGUgbWFudGlzc2EgYml0cyBhcyBpZiB0aGV5IGFyZSBsZWZ0LWp1c3RpZmllZCBhZnRlciB0aGUgYmluYXJ5IHBvaW50LgogICAgICAgICAgICAgICAgICAgIC8vIFRoaXMgaXMgd2hhdCBTUElSVi1Ub29scyBoZXggZmxvYXQgZW1pdHRlciBkb2VzLCBhbmQgaXQncyBhIGp1c3RpZmlhYmxlCiAgICAgICAgICAgICAgICAgICAgLy8gY2hvaWNlIGluZGVwZW5kZW50IG9mIHRoZSBiaXQgd2lkdGggb2YgdGhlIG1hbnRpc3NhLgogICAgICAgICAgICAgICAgICAgIG1hbnRpc3NhIDw8PSAoNCAtIChU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