Ly8gQ29weXJpZ2h0IChjKSAyMDIwIFRoZSBDaHJvbWl1bSBFbWJlZGRlZCBGcmFtZXdvcmsgQXV0aG9ycy4gQWxsIHJpZ2h0cwovLyByZXNlcnZlZC4gVXNlIG9mIHRoaXMgc291cmNlIGNvZGUgaXMgZ292ZXJuZWQgYnkgYSBCU0Qtc3R5bGUgbGljZW5zZSB0aGF0Ci8vIGNhbiBiZSBmb3VuZCBpbiB0aGUgTElDRU5TRSBmaWxlLgovLwovLyAtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KLy8KLy8gVGhpcyBmaWxlIHdhcyBnZW5lcmF0ZWQgYnkgdGhlIENFRiB0cmFuc2xhdG9yIHRvb2wuIElmIG1ha2luZyBjaGFuZ2VzIGJ5Ci8vIGhhbmQgb25seSBkbyBzbyB3aXRoaW4gdGhlIGJvZHkgb2YgZXhpc3RpbmcgbWV0aG9kIGFuZCBmdW5jdGlvbgovLyBpbXBsZW1lbnRhdGlvbnMuIFNlZSB0aGUgdHJhbnNsYXRvci5SRUFETUUudHh0IGZpbGUgaW4gdGhlIHRvb2xzIGRpcmVjdG9yeQovLyBmb3IgbW9yZSBpbmZvcm1hdGlvbi4KLy8KLy8gJGhhc2g9MDJhNzJmNGU2YWNlMzRmOGRkZWVjOGYyYjkwNTVjYzMwNGE1ZGZjZCQKLy8KCiNpbmNsdWRlICJsaWJjZWZfZGxsL2NwcHRvYy9zdHJlYW1fcmVhZGVyX2NwcHRvYy5oIgojaW5jbHVkZSAibGliY2VmX2RsbC9jdG9jcHAvcmVhZF9oYW5kbGVyX2N0b2NwcC5oIgojaW5jbHVkZSAibGliY2VmX2RsbC9zaHV0ZG93bl9jaGVja2VyLmgiCgovLyBHTE9CQUwgRlVOQ1RJT05TIC0gQm9keSBtYXkgYmUgZWRpdGVkIGJ5IGhhbmQuCgpDRUZfRVhQT1JUIGNlZl9zdHJlYW1fcmVhZGVyX3QqIGNlZl9zdHJlYW1fcmVhZGVyX2NyZWF0ZV9mb3JfZmlsZSgKICAgIGNvbnN0IGNlZl9zdHJpbmdfdCogZmlsZU5hbWUpIHsKICBzaHV0ZG93bl9jaGVja2VyOjpBc3NlcnROb3RTaHV0ZG93bigpOwoKICAvLyBBVVRPLUdFTkVSQVRFRCBDT05URU5UIC0gREVMRVRFIFRISVMgQ09NTUVOVCBCRUZPUkUgTU9ESUZZSU5HCgogIC8vIFZlcmlmeSBwYXJhbTogZmlsZU5hbWU7IHR5cGU6IHN0cmluZ19ieXJlZl9jb25zdAogIERDSEVDSyhmaWxlTmFtZSk7CiAgaWYgKCFmaWxlTmFtZSkKICAgIHJldHVybiBOVUxMOwoKICAvLyBFeGVjdXRlCiAgQ2VmUmVmUHRyPENlZlN0cmVhbVJlYWRlcj4gX3JldHZhbCA9CiAgICAgIENlZlN0cmVhbVJlYWRlcjo6Q3JlYXRlRm9yRmlsZShDZWZTdHJpbmcoZmlsZU5hbWUpKTsKCiAgLy8gUmV0dXJuIHR5cGU6IHJlZnB0cl9zYW1lCiAgcmV0dXJuIENlZlN0cmVhbVJlYWRlckNwcFRvQzo6V3JhcChfcmV0dmFsKTsKfQoKQ0VGX0VYUE9SVCBjZWZfc3RyZWFtX3JlYWRlcl90KiBjZWZfc3RyZWFtX3JlYWRlcl9jcmVhdGVfZm9yX2RhdGEodm9pZCogZGF0YSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc2l6ZV90IHNpemUpIHsKICBzaHV0ZG93bl9jaGVja2VyOjpBc3NlcnROb3RTaHV0ZG93bigpOwoKICAvLyBBVVRPLUdFTkVSQVRFRCBDT05URU5UIC0gREVMRVRFIFRISVMgQ09NTUVOVCBCRUZPUkUgTU9ESUZZSU5HCgogIC8vIFZlcmlmeSBwYXJhbTogZGF0YTsgdHlwZTogc2ltcGxlX2J5YWRkcgogIERDSEVDSyhkYXRhKTsKICBpZiAoIWRhdGEpCiAgICByZXR1cm4gTlVMTDsKCiAgLy8gRXhlY3V0ZQogIENlZlJlZlB0cjxDZWZTdHJlYW1SZWFkZXI+IF9yZXR2YWwgPQogICAgICBDZWZTdHJlYW1SZWFkZXI6OkNyZWF0ZUZvckRhdGEoZGF0YSwgc2l6ZSk7CgogIC8vIFJldHVybiB0eXBlOiByZWZwdHJfc2FtZQogIHJldHVybiBDZWZTdHJlYW1SZWFkZXJDcHBUb0M6OldyYXAoX3JldHZhbCk7Cn0KCkNFRl9FWFBPUlQgY2VmX3N0cmVhbV9yZWFkZXJfdCogY2VmX3N0cmVhbV9yZWFkZXJfY3JlYXRlX2Zvcl9oYW5kbGVyKAogICAgY2VmX3JlYWRfaGFuZGxlcl90KiBoYW5kbGVyKSB7CiAgc2h1dGRvd25fY2hlY2tlcjo6QXNzZXJ0Tm90U2h1dGRvd24oKTsKCiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICAvLyBWZXJpZnkgcGFyYW06IGhhbmRsZXI7IHR5cGU6IHJlZnB0cl9kaWZmCiAgRENIRUNLKGhhbmRsZXIpOwogIGlmICghaGFuZGxlcikKICAgIHJldHVybiBOVUxMOwoKICAvLyBFeGVjdXRlCiAgQ2VmUmVmUHRyPENlZlN0cmVhbVJlYWRlcj4gX3JldHZhbCA9CiAgICAgIENlZlN0cmVhbVJlYWRlcjo6Q3JlYXRlRm9ySGFuZGxlcihDZWZSZWFkSGFuZGxlckNUb0NwcDo6V3JhcChoYW5kbGVyKSk7CgogIC8vIFJldHVybiB0eXBlOiByZWZwdHJfc2FtZQogIHJldHVybiBDZWZTdHJlYW1SZWFkZXJDcHBUb0M6OldyYXAoX3JldHZhbCk7Cn0KCm5hbWVzcGFjZSB7CgovLyBNRU1CRVIgRlVOQ1RJT05TIC0gQm9keSBtYXkgYmUgZWRpdGVkIGJ5IGhhbmQuCgpzaXplX3QgQ0VGX0NBTExCQUNLIHN0cmVhbV9yZWFkZXJfcmVhZChzdHJ1Y3QgX2NlZl9zdHJlYW1fcmVhZGVyX3QqIHNlbGYsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHZvaWQqIHB0ciwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc2l6ZV90IHNpemUsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHNpemVfdCBuKSB7CiAgc2h1dGRvd25fY2hlY2tlcjo6QXNzZXJ0Tm90U2h1dGRvd24oKTsKCiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKQogICAgcmV0dXJuIDA7CiAgLy8gVmVyaWZ5IHBhcmFtOiBwdHI7IHR5cGU6IHNpbXBsZV9ieWFkZHIKICBEQ0hFQ0socHRyKTsKICBpZiAoIXB0cikKICAgIHJldHVybiAwOwoKICAvLyBFeGVjdXRlCiAgc2l6ZV90IF9yZXR2YWwgPSBDZWZTdHJlYW1SZWFkZXJDcHBUb0M6OkdldChzZWxmKS0+UmVhZChwdHIsIHNpemUsIG4pOwoKICAvLyBSZXR1cm4gdHlwZTogc2ltcGxlCiAgcmV0dXJuIF9yZXR2YWw7Cn0KCmludCBDRUZfQ0FMTEJBQ0sgc3RyZWFtX3JlYWRlcl9zZWVrKHN0cnVjdCBfY2VmX3N0cmVhbV9yZWFkZXJfdCogc2VsZiwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgaW50NjQgb2Zmc2V0LAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBpbnQgd2hlbmNlKSB7CiAgc2h1dGRvd25fY2hlY2tlcjo6QXNzZXJ0Tm90U2h1dGRvd24oKTsKCiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKQogICAgcmV0dXJuIDA7CgogIC8vIEV4ZWN1dGUKICBpbnQgX3JldHZhbCA9IENlZlN0cmVhbVJlYWRlckNwcFRvQzo6R2V0KHNlbGYpLT5TZWVrKG9mZnNldCwgd2hlbmNlKTsKCiAgLy8gUmV0dXJuIHR5cGU6IHNpbXBsZQogIHJldHVybiBfcmV0dmFsOwp9CgppbnQ2NCBDRUZfQ0FMTEJBQ0sgc3RyZWFtX3JlYWRlcl90ZWxsKHN0cnVjdCBfY2VmX3N0cmVhbV9yZWFkZXJfdCogc2VsZikgewogIHNodXRkb3duX2NoZWNrZXI6OkFzc2VydE5vdFNodXRkb3duKCk7CgogIC8vIEFVVE8tR0VORVJBVEVEIENPTlRFTlQgLSBERUxFVEUgVEhJUyBDT01NRU5UIEJFRk9SRSBNT0RJRllJTkcKCiAgRENIRUNLKHNlbGYpOwogIGlmICghc2VsZikKICAgIHJldHVybiAwOwoKICAvLyBFeGVjdXRlCiAgaW50NjQgX3JldHZhbCA9IENlZlN0cmVhbVJlYWRl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