Ly8gQ29weXJpZ2h0IChjKSAyMDEzIFRoZSBDaHJvbWl1bSBBdXRob3JzLiBBbGwgcmlnaHRzIHJlc2VydmVkLgovLyBVc2Ugb2YgdGhpcyBzb3VyY2UgY29kZSBpcyBnb3Zlcm5lZCBieSBhIEJTRC1zdHlsZSBsaWNlbnNlIHRoYXQgY2FuIGJlCi8vIGZvdW5kIGluIHRoZSBMSUNFTlNFIGZpbGUuCgojaW5jbHVkZSAibmV0L3RoaXJkX3BhcnR5L3F1aWNoZS9zcmMvcXVpYy9jb3JlL2h0dHAvc3BkeV91dGlscy5oIgoKI2luY2x1ZGUgPG1lbW9yeT4KI2luY2x1ZGUgPHN0cmluZz4KI2luY2x1ZGUgPHZlY3Rvcj4KCiNpbmNsdWRlICJuZXQvdGhpcmRfcGFydHkvcXVpY2hlL3NyYy9xdWljL3BsYXRmb3JtL2FwaS9xdWljX2ZsYWdfdXRpbHMuaCIKI2luY2x1ZGUgIm5ldC90aGlyZF9wYXJ0eS9xdWljaGUvc3JjL3F1aWMvcGxhdGZvcm0vYXBpL3F1aWNfZmxhZ3MuaCIKI2luY2x1ZGUgIm5ldC90aGlyZF9wYXJ0eS9xdWljaGUvc3JjL3F1aWMvcGxhdGZvcm0vYXBpL3F1aWNfbG9nZ2luZy5oIgojaW5jbHVkZSAibmV0L3RoaXJkX3BhcnR5L3F1aWNoZS9zcmMvcXVpYy9wbGF0Zm9ybS9hcGkvcXVpY19tYXBfdXRpbC5oIgojaW5jbHVkZSAibmV0L3RoaXJkX3BhcnR5L3F1aWNoZS9zcmMvcXVpYy9wbGF0Zm9ybS9hcGkvcXVpY19zdHJpbmdfcGllY2UuaCIKI2luY2x1ZGUgIm5ldC90aGlyZF9wYXJ0eS9xdWljaGUvc3JjL3F1aWMvcGxhdGZvcm0vYXBpL3F1aWNfdGV4dF91dGlscy5oIgojaW5jbHVkZSAibmV0L3RoaXJkX3BhcnR5L3F1aWNoZS9zcmMvc3BkeS9jb3JlL3NwZHlfcHJvdG9jb2wuaCIKCnVzaW5nIHNwZHk6OlNwZHlIZWFkZXJCbG9jazsKCm5hbWVzcGFjZSBxdWljIHsKCi8vIHN0YXRpYwpib29sIFNwZHlVdGlsczo6RXh0cmFjdENvbnRlbnRMZW5ndGhGcm9tSGVhZGVycyhpbnQ2NF90KiBjb250ZW50X2xlbmd0aCwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgU3BkeUhlYWRlckJsb2NrKiBoZWFkZXJzKSB7CiAgYXV0byBpdCA9IGhlYWRlcnMtPmZpbmQoImNvbnRlbnQtbGVuZ3RoIik7CiAgaWYgKGl0ID09IGhlYWRlcnMtPmVuZCgpKSB7CiAgICByZXR1cm4gZmFsc2U7CiAgfSBlbHNlIHsKICAgIC8vIENoZWNrIHdoZXRoZXIgbXVsdGlwbGUgdmFsdWVzIGFyZSBjb25zaXN0ZW50LgogICAgUXVpY1N0cmluZ1BpZWNlIGNvbnRlbnRfbGVuZ3RoX2hlYWRlciA9IGl0LT5zZWNvbmQ7CiAgICBzdGQ6OnZlY3RvcjxRdWljU3RyaW5nUGllY2U+IHZhbHVlcyA9CiAgICAgICAgUXVpY1RleHRVdGlsczo6U3BsaXQoY29udGVudF9sZW5ndGhfaGVhZGVyLCAnXDAnKTsKICAgIGZvciAoY29uc3QgUXVpY1N0cmluZ1BpZWNlJiB2YWx1ZSA6IHZhbHVlcykgewogICAgICB1aW50NjRfdCBuZXdfdmFsdWU7CiAgICAgIGlmICghUXVpY1RleHRVdGlsczo6U3RyaW5nVG9VaW50NjQodmFsdWUsICZuZXdfdmFsdWUpKSB7CiAgICAgICAgUVVJQ19ETE9HKEVSUk9SKQogICAgICAgICAgICA8PCAiQ29udGVudCBsZW5ndGggd2FzIGVpdGhlciB1bnBhcnNlYWJsZSBvciBuZWdhdGl2ZS4iOwogICAgICAgIHJldHVybiBmYWxzZTsKICAgICAgfQogICAgICBpZiAoKmNvbnRlbnRfbGVuZ3RoIDwgMCkgewogICAgICAgICpjb250ZW50X2xlbmd0aCA9IG5ld192YWx1ZTsKICAgICAgICBjb250aW51ZTsKICAgICAgfQogICAgICBpZiAobmV3X3ZhbHVlICE9IHN0YXRpY19jYXN0PHVpbnQ2NF90PigqY29udGVudF9sZW5ndGgpKSB7CiAgICAgICAgUVVJQ19ETE9HKEVSUk9SKQogICAgICAgICAgICA8PCAiUGFyc2VkIGNvbnRlbnQgbGVuZ3RoICIgPDwgbmV3X3ZhbHVlIDw8ICIgaXMgIgogICAgICAgICAgICA8PCAiaW5jb25zaXN0ZW50IHdpdGggcHJldmlvdXNseSBkZXRlY3RlZCBjb250ZW50IGxlbmd0aCAiCiAgICAgICAgICAgIDw8ICpjb250ZW50X2xlbmd0aDsKICAgICAgICByZXR1cm4gZmFsc2U7CiAgICAgIH0KICAgIH0KICAgIHJldHVybiB0cnVlOwogIH0KfQoKYm9vbCBTcGR5VXRpbHM6OkNvcHlBbmRWYWxpZGF0ZUhlYWRlcnMoY29uc3QgUXVpY0hlYWRlckxpc3QmIGhlYWRlcl9saXN0LAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBpbnQ2NF90KiBjb250ZW50X2xlbmd0aCwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgU3BkeUhlYWRlckJsb2NrKiBoZWFkZXJzKSB7CiAgZm9yIChjb25zdCBhdXRvJiBwIDogaGVhZGVyX2xpc3QpIHsKICAgIGNvbnN0IHN0ZDo6c3RyaW5nJiBuYW1lID0gcC5maXJzdDsKICAgIGlmIChuYW1lLmVtcHR5KCkpIHsKICAgICAgUVVJQ19ETE9HKEVSUk9SKSA8PCAiSGVhZGVyIG5hbWUgbXVzdCBub3QgYmUgZW1wdHkuIjsKICAgICAgcmV0dXJuIGZhbHNlOwogICAgfQoKICAgIGlmIChRdWljVGV4dFV0aWxzOjpDb250YWluc1VwcGVyQ2FzZShuYW1lKSkgewogICAgICBRVUlDX0RMT0coRVJST1IpIDw8ICJNYWxmb3JtZWQgaGVhZGVyOiBIZWFkZXIgbmFtZSAiIDw8IG5hbWUKICAgICAgICAgICAgICAgICAgICAgICA8PCAiIGNvbnRhaW5zIHVwcGVyLWNhc2UgY2hhcmFjdGVycy4iOwogICAgICByZXR1cm4gZmFsc2U7CiAgICB9CgogICAgaGVhZGVycy0+QXBwZW5kVmFsdWVPckFkZEhlYWRlcihuYW1lLCBwLnNlY29uZCk7CiAgfQoKICBpZiAoUXVpY0NvbnRhaW5zS2V5KCpoZWFkZXJzLCAiY29udGVudC1sZW5ndGgiKSAmJgogICAgICAhRXh0cmFjdENvbnRlbnRMZW5ndGhGcm9tSGVhZGVycyhjb250ZW50X2xlbmd0aCwgaGVhZGVycykpIHsKICAgIHJldHVybiBmYWxzZTsKICB9CgogIFFVSUNfRFZMT0coMSkgPDwgIlN1Y2Nlc3NmdWxseSBwYXJzZWQgaGVhZGVyczogIiA8PCBoZWFkZXJzLT5EZWJ1Z1N0cmluZygpOwogIHJldHVybiB0cnVlOwp9Cgpib29sIFNwZHlVdGlsczo6Q29weUFuZFZhbGlkYXRlVHJhaWxlcnMoY29uc3QgUXVpY0hlYWRlckxpc3QmIGhlYWRlcl9saXN0LAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgYm9vbCBleHBlY3RfZmluYWxfYnl0ZV9vZmZzZXQsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBzaXplX3QqIGZpbmFsX2J5dGVfb2Zmc2V0LAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgU3BkeUhlYWRlckJsb2NrKiB0cmFpbGVycykgewogIGJvb2wgZm91bmRfZmluYWxfYnl0ZV9vZmZzZXQgPSBmYWxzZTsKICBmb3IgKGNvbnN0IGF1dG8mIHAgOiBoZWFkZXJfbGlzdCkgewogICAgY29uc3Qgc3RkOjpzdHJpbmcmIG5hbWUgPSBwLmZpcnN0OwoKICAgIC8vIFB1bGwgb3V0IHRoZSBmaW5hbCBvZmZzZXQgcHNldWRvIGhlYWRlciB3aGljaCBpbmRpY2F0ZXMgdGhlIG51bWJlciBvZgogICAgLy8gcmVzcG9uc2UgYm9keSBieXRlcyBleHBlY3RlZC4KICAgIGlmIChleHBlY3RfZmluYWxfYnl0ZV9vZmZzZXQgJiYgIWZvdW5kX2ZpbmFsX2J5dGVfb2Zmc2V0ICYmCiAgICAgICAgbmFtZSA9PSBrRmluYWxPZmZzZXRIZWFkZXJLZXkgJiYKICAgICAgICBRdWljVGV4dFV0aWxzOjpTdHJpbmdUb1NpemVUKHAuc2Vjb25kLCBmaW5hbF9ieXRlX29mZnNldCkpIHsKICAgICAgZm91bmRfZmluYWxfYnl0ZV9vZmZzZXQgPSB0cnVlOwogICAgICBjb250aW51ZTsKICAgIH0KCiAgICBpZiAobmFtZS5lbXB0eSgpIHx8IG5hbWVbMF0gPT0gJzonKSB7CiAgICAgIFFVSUNfRExPRyhFUlJPUikKICAgICAgICAgIDw8ICJUcmFpbGVycyBtdXN0IG5vdCBiZSBlbXB0eSwgYW5kIG11c3Qg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