Ly8gQ29weXJpZ2h0IChjKSAyMDIwIFRoZSBDaHJvbWl1bSBFbWJlZGRlZCBGcmFtZXdvcmsgQXV0aG9ycy4gQWxsIHJpZ2h0cwovLyByZXNlcnZlZC4gVXNlIG9mIHRoaXMgc291cmNlIGNvZGUgaXMgZ292ZXJuZWQgYnkgYSBCU0Qtc3R5bGUgbGljZW5zZSB0aGF0Ci8vIGNhbiBiZSBmb3VuZCBpbiB0aGUgTElDRU5TRSBmaWxlLgovLwovLyAtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KLy8KLy8gVGhpcyBmaWxlIHdhcyBnZW5lcmF0ZWQgYnkgdGhlIENFRiB0cmFuc2xhdG9yIHRvb2wuIElmIG1ha2luZyBjaGFuZ2VzIGJ5Ci8vIGhhbmQgb25seSBkbyBzbyB3aXRoaW4gdGhlIGJvZHkgb2YgZXhpc3RpbmcgbWV0aG9kIGFuZCBmdW5jdGlvbgovLyBpbXBsZW1lbnRhdGlvbnMuIFNlZSB0aGUgdHJhbnNsYXRvci5SRUFETUUudHh0IGZpbGUgaW4gdGhlIHRvb2xzIGRpcmVjdG9yeQovLyBmb3IgbW9yZSBpbmZvcm1hdGlvbi4KLy8KLy8gJGhhc2g9MjFjYzE1YWQ5YjFmMTc2ZTRjMzk5Y2M3NGZjYzQ1OWIzMmQzOGZlZSQKLy8KCiNpbmNsdWRlICJsaWJjZWZfZGxsL2NwcHRvYy92OGFjY2Vzc29yX2NwcHRvYy5oIgojaW5jbHVkZSAibGliY2VmX2RsbC9jdG9jcHAvdjh2YWx1ZV9jdG9jcHAuaCIKCm5hbWVzcGFjZSB7CgovLyBNRU1CRVIgRlVOQ1RJT05TIC0gQm9keSBtYXkgYmUgZWRpdGVkIGJ5IGhhbmQuCgppbnQgQ0VGX0NBTExCQUNLIHY4YWNjZXNzb3JfZ2V0KHN0cnVjdCBfY2VmX3Y4YWNjZXNzb3JfdCogc2VsZiwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjb25zdCBjZWZfc3RyaW5nX3QqIG5hbWUsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IF9jZWZfdjh2YWx1ZV90KiBvYmplY3QsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IF9jZWZfdjh2YWx1ZV90KiogcmV0dmFsLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNlZl9zdHJpbmdfdCogZXhjZXB0aW9uKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKQogICAgcmV0dXJuIDA7CiAgLy8gVmVyaWZ5IHBhcmFtOiBuYW1lOyB0eXBlOiBzdHJpbmdfYnlyZWZfY29uc3QKICBEQ0hFQ0sobmFtZSk7CiAgaWYgKCFuYW1lKQogICAgcmV0dXJuIDA7CiAgLy8gVmVyaWZ5IHBhcmFtOiBvYmplY3Q7IHR5cGU6IHJlZnB0cl9kaWZmCiAgRENIRUNLKG9iamVjdCk7CiAgaWYgKCFvYmplY3QpCiAgICByZXR1cm4gMDsKICAvLyBWZXJpZnkgcGFyYW06IHJldHZhbDsgdHlwZTogcmVmcHRyX2RpZmZfYnlyZWYKICBEQ0hFQ0socmV0dmFsKTsKICBpZiAoIXJldHZhbCkKICAgIHJldHVybiAwOwogIC8vIFZlcmlmeSBwYXJhbTogZXhjZXB0aW9uOyB0eXBlOiBzdHJpbmdfYnlyZWYKICBEQ0hFQ0soZXhjZXB0aW9uKTsKICBpZiAoIWV4Y2VwdGlvbikKICAgIHJldHVybiAwOwoKICAvLyBUcmFuc2xhdGUgcGFyYW06IHJldHZhbDsgdHlwZTogcmVmcHRyX2RpZmZfYnlyZWYKICBDZWZSZWZQdHI8Q2VmVjhWYWx1ZT4gcmV0dmFsUHRyOwogIGlmIChyZXR2YWwgJiYgKnJldHZhbCkKICAgIHJldHZhbFB0ciA9IENlZlY4VmFsdWVDVG9DcHA6OldyYXAoKnJldHZhbCk7CiAgQ2VmVjhWYWx1ZSogcmV0dmFsT3JpZyA9IHJldHZhbFB0ci5nZXQoKTsKICAvLyBUcmFuc2xhdGUgcGFyYW06IGV4Y2VwdGlvbjsgdHlwZTogc3RyaW5nX2J5cmVmCiAgQ2VmU3RyaW5nIGV4Y2VwdGlvblN0cihleGNlcHRpb24pOwoKICAvLyBFeGVjdXRlCiAgYm9vbCBfcmV0dmFsID0gQ2VmVjhBY2Nlc3NvckNwcFRvQzo6R2V0KHNlbGYpLT5HZXQoCiAgICAgIENlZlN0cmluZyhuYW1lKSwgQ2VmVjhWYWx1ZUNUb0NwcDo6V3JhcChvYmplY3QpLCByZXR2YWxQdHIsIGV4Y2VwdGlvblN0cik7CgogIC8vIFJlc3RvcmUgcGFyYW06IHJldHZhbDsgdHlwZTogcmVmcHRyX2RpZmZfYnlyZWYKICBpZiAocmV0dmFsKSB7CiAgICBpZiAocmV0dmFsUHRyLmdldCgpKSB7CiAgICAgIGlmIChyZXR2YWxQdHIuZ2V0KCkgIT0gcmV0dmFsT3JpZykgewogICAgICAgICpyZXR2YWwgPSBDZWZWOFZhbHVlQ1RvQ3BwOjpVbndyYXAocmV0dmFsUHRyKTsKICAgICAgfQogICAgfSBlbHNlIHsKICAgICAgKnJldHZhbCA9IG51bGxwdHI7CiAgICB9CiAgfQoKICAvLyBSZXR1cm4gdHlwZTogYm9vbAogIHJldHVybiBfcmV0dmFsOwp9CgppbnQgQ0VGX0NBTExCQUNLIHY4YWNjZXNzb3Jfc2V0KHN0cnVjdCBfY2VmX3Y4YWNjZXNzb3JfdCogc2VsZiwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjb25zdCBjZWZfc3RyaW5nX3QqIG5hbWUsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IF9jZWZfdjh2YWx1ZV90KiBvYmplY3QsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IF9jZWZfdjh2YWx1ZV90KiB2YWx1ZSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjZWZfc3RyaW5nX3QqIGV4Y2VwdGlvbikgewogIC8vIEFVVE8tR0VORVJBVEVEIENPTlRFTlQgLSBERUxFVEUgVEhJUyBDT01NRU5UIEJFRk9SRSBNT0RJRllJTkcKCiAgRENIRUNLKHNlbGYpOwogIGlmICghc2VsZikKICAgIHJldHVybiAwOwogIC8vIFZlcmlmeSBwYXJhbTogbmFtZTsgdHlwZTogc3RyaW5nX2J5cmVmX2NvbnN0CiAgRENIRUNLKG5hbWUpOwogIGlmICghbmFtZSkKICAgIHJldHVybiAwOwogIC8vIFZlcmlmeSBwYXJhbTogb2JqZWN0OyB0eXBlOiByZWZwdHJfZGlmZgogIERDSEVDSyhvYmplY3QpOwogIGlmICghb2JqZWN0KQogICAgcmV0dXJuIDA7CiAgLy8gVmVyaWZ5IHBhcmFtOiB2YWx1ZTsgdHlwZTogcmVmcHRyX2RpZmYKICBEQ0hFQ0sodmFsdWUpOwogIGlmICghdmFsdWUpCiAgICByZXR1cm4gMDsKICAvLyBWZXJpZnkgcGFyYW06IGV4Y2VwdGlvbjsgdHlwZTogc3RyaW5nX2J5cmVmCiAgRENIRUNLKGV4Y2VwdGlvbik7CiAgaWYgKCFleGNlcHRpb24pCiAgICByZXR1cm4gMDsKCiAgLy8gVHJhbnNsYXRlIHBhcmFtOiBleGNlcHRpb247IHR5cGU6IHN0cmluZ19ieXJlZgogIENlZlN0cmluZyBleGNlcHRpb25TdHIoZXhjZXB0aW9uKTsKCiAgLy8gRXhlY3V0ZQogIGJvb2wgX3JldHZhbCA9IENlZlY4QWNjZXNzb3JDcHBUb0M6OkdldChzZWxmKS0+U2V0KAogICAgICBDZWZTdHJpbmcobmFtZSksIENlZlY4VmFsdWVDVG9DcHA6OldyYXAob2JqZWN0KSwKICAgICAgQ2VmVjhWYWx1ZUNUb0NwcDo6V3JhcCh2YWx1ZSksIGV4Y2VwdGlvblN0cik7CgogIC8vIFJldHVybiB0eXBlOiBib29sCiAgcmV0dXJuIF9yZXR2YWw7Cn0KCn0gIC8vIG5hbWVzcGFjZQoKLy8gQ09OU1RSVUNUT1IgLSBEbyBub3QgZWRpdCBieSBoYW5kLgoKQ2VmVjhBY2Nlc3NvckNwcFRvQzo6Q2VmVjhBY2Nlc3NvckNwcFRvQygpIHsKICBHZXRTdHJ1Y3QoKS0+Z2V0ID0gdjhhY2Nlc3Nvcl9nZXQ7CiAgR2V0U3RydWN0KCktPnNldCA9IHY4YWNjZXNzb3Jfc2V0Owp9CgovLyBERVNUUlVDVE9SIC0gRG8gbm90IGVkaXQgYnkgaGFuZC4KCkNlZlY4QWNjZXNzb3JDcHBUb0M6On5DZWZWOEFjY2Vzc29yQ3BwVG9DKCkge30KCnRlbXBsYXRlIDw+CkNlZlJlZlB0cjxDZWZWOEFjY2Vzc29yPgpDZWZDcHBUb0NSZWZDb3VudGVkPENlZlY4QWNjZXNzb3JDcHBUb0MsIENlZlY4QWNjZXNzb3IsIGNlZl92OGFj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