Ly8gQ29weXJpZ2h0IChjKSAyMDIzIFRoZSBDaHJvbWl1bSBFbWJlZGRlZCBGcmFtZXdvcmsgQXV0aG9ycy4gQWxsIHJpZ2h0cwovLyByZXNlcnZlZC4gVXNlIG9mIHRoaXMgc291cmNlIGNvZGUgaXMgZ292ZXJuZWQgYnkgYSBCU0Qtc3R5bGUgbGljZW5zZSB0aGF0Ci8vIGNhbiBiZSBmb3VuZCBpbiB0aGUgTElDRU5TRSBmaWxlLgovLwovLyAtLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KLy8KLy8gVGhpcyBmaWxlIHdhcyBnZW5lcmF0ZWQgYnkgdGhlIENFRiB0cmFuc2xhdG9yIHRvb2wuIElmIG1ha2luZyBjaGFuZ2VzIGJ5Ci8vIGhhbmQgb25seSBkbyBzbyB3aXRoaW4gdGhlIGJvZHkgb2YgZXhpc3RpbmcgbWV0aG9kIGFuZCBmdW5jdGlvbgovLyBpbXBsZW1lbnRhdGlvbnMuIFNlZSB0aGUgdHJhbnNsYXRvci5SRUFETUUudHh0IGZpbGUgaW4gdGhlIHRvb2xzIGRpcmVjdG9yeQovLyBmb3IgbW9yZSBpbmZvcm1hdGlvbi4KLy8KLy8gJGhhc2g9Mjg4Nzg0MzNmNGI1NDNiZTYzNTMxODRkOGY5MzAwOTllYTBjOWY0MSQKLy8KCiNpbmNsdWRlICJsaWJjZWZfZGxsL2NwcHRvYy9wb3N0X2RhdGFfZWxlbWVudF9jcHB0b2MuaCIKCi8vIEdMT0JBTCBGVU5DVElPTlMgLSBCb2R5IG1heSBiZSBlZGl0ZWQgYnkgaGFuZC4KCkNFRl9FWFBPUlQgY2VmX3Bvc3RfZGF0YV9lbGVtZW50X3QqIGNlZl9wb3N0X2RhdGFfZWxlbWVudF9jcmVhdGUoKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICAvLyBFeGVjdXRlCiAgQ2VmUmVmUHRyPENlZlBvc3REYXRhRWxlbWVudD4gX3JldHZhbCA9IENlZlBvc3REYXRhRWxlbWVudDo6Q3JlYXRlKCk7CgogIC8vIFJldHVybiB0eXBlOiByZWZwdHJfc2FtZQogIHJldHVybiBDZWZQb3N0RGF0YUVsZW1lbnRDcHBUb0M6OldyYXAoX3JldHZhbCk7Cn0KCm5hbWVzcGFjZSB7CgovLyBNRU1CRVIgRlVOQ1RJT05TIC0gQm9keSBtYXkgYmUgZWRpdGVkIGJ5IGhhbmQuCgppbnQgQ0VGX0NBTExCQUNLCnBvc3RfZGF0YV9lbGVtZW50X2lzX3JlYWRfb25seShzdHJ1Y3QgX2NlZl9wb3N0X2RhdGFfZWxlbWVudF90KiBzZWxmKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKSB7CiAgICByZXR1cm4gMDsKICB9CgogIC8vIEV4ZWN1dGUKICBib29sIF9yZXR2YWwgPSBDZWZQb3N0RGF0YUVsZW1lbnRDcHBUb0M6OkdldChzZWxmKS0+SXNSZWFkT25seSgpOwoKICAvLyBSZXR1cm4gdHlwZTogYm9vbAogIHJldHVybiBfcmV0dmFsOwp9Cgp2b2lkIENFRl9DQUxMQkFDSwpwb3N0X2RhdGFfZWxlbWVudF9zZXRfdG9fZW1wdHkoc3RydWN0IF9jZWZfcG9zdF9kYXRhX2VsZW1lbnRfdCogc2VsZikgewogIC8vIEFVVE8tR0VORVJBVEVEIENPTlRFTlQgLSBERUxFVEUgVEhJUyBDT01NRU5UIEJFRk9SRSBNT0RJRllJTkcKCiAgRENIRUNLKHNlbGYpOwogIGlmICghc2VsZikgewogICAgcmV0dXJuOwogIH0KCiAgLy8gRXhlY3V0ZQogIENlZlBvc3REYXRhRWxlbWVudENwcFRvQzo6R2V0KHNlbGYpLT5TZXRUb0VtcHR5KCk7Cn0KCnZvaWQgQ0VGX0NBTExCQUNLCnBvc3RfZGF0YV9lbGVtZW50X3NldF90b19maWxlKHN0cnVjdCBfY2VmX3Bvc3RfZGF0YV9lbGVtZW50X3QqIHNlbGYsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0IGNlZl9zdHJpbmdfdCogZmlsZU5hbWUpIHsKICAvLyBBVVRPLUdFTkVSQVRFRCBDT05URU5UIC0gREVMRVRFIFRISVMgQ09NTUVOVCBCRUZPUkUgTU9ESUZZSU5HCgogIERDSEVDSyhzZWxmKTsKICBpZiAoIXNlbGYpIHsKICAgIHJldHVybjsKICB9CiAgLy8gVmVyaWZ5IHBhcmFtOiBmaWxlTmFtZTsgdHlwZTogc3RyaW5nX2J5cmVmX2NvbnN0CiAgRENIRUNLKGZpbGVOYW1lKTsKICBpZiAoIWZpbGVOYW1lKSB7CiAgICByZXR1cm47CiAgfQoKICAvLyBFeGVjdXRlCiAgQ2VmUG9zdERhdGFFbGVtZW50Q3BwVG9DOjpHZXQoc2VsZiktPlNldFRvRmlsZShDZWZTdHJpbmcoZmlsZU5hbWUpKTsKfQoKdm9pZCBDRUZfQ0FMTEJBQ0sKcG9zdF9kYXRhX2VsZW1lbnRfc2V0X3RvX2J5dGVzKHN0cnVjdCBfY2VmX3Bvc3RfZGF0YV9lbGVtZW50X3QqIHNlbGYsCiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBzaXplX3Qgc2l6ZSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0IHZvaWQqIGJ5dGVzKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKSB7CiAgICByZXR1cm47CiAgfQogIC8vIFZlcmlmeSBwYXJhbTogYnl0ZXM7IHR5cGU6IHNpbXBsZV9ieWFkZHIKICBEQ0hFQ0soYnl0ZXMpOwogIGlmICghYnl0ZXMpIHsKICAgIHJldHVybjsKICB9CgogIC8vIEV4ZWN1dGUKICBDZWZQb3N0RGF0YUVsZW1lbnRDcHBUb0M6OkdldChzZWxmKS0+U2V0VG9CeXRlcyhzaXplLCBieXRlcyk7Cn0KCmNlZl9wb3N0ZGF0YWVsZW1lbnRfdHlwZV90IENFRl9DQUxMQkFDSwpwb3N0X2RhdGFfZWxlbWVudF9nZXRfdHlwZShzdHJ1Y3QgX2NlZl9wb3N0X2RhdGFfZWxlbWVudF90KiBzZWxmKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKSB7CiAgICByZXR1cm4gUERFX1RZUEVfRU1QVFk7CiAgfQoKICAvLyBFeGVjdXRlCiAgY2VmX3Bvc3RkYXRhZWxlbWVudF90eXBlX3QgX3JldHZhbCA9CiAgICAgIENlZlBvc3REYXRhRWxlbWVudENwcFRvQzo6R2V0KHNlbGYpLT5HZXRUeXBlKCk7CgogIC8vIFJldHVybiB0eXBlOiBzaW1wbGUKICByZXR1cm4gX3JldHZhbDsKfQoKY2VmX3N0cmluZ191c2VyZnJlZV90IENFRl9DQUxMQkFDSwpwb3N0X2RhdGFfZWxlbWVudF9nZXRfZmlsZShzdHJ1Y3QgX2NlZl9wb3N0X2RhdGFfZWxlbWVudF90KiBzZWxmKSB7CiAgLy8gQVVUTy1HRU5FUkFURUQgQ09OVEVOVCAtIERFTEVURSBUSElTIENPTU1FTlQgQkVGT1JFIE1PRElGWUlORwoKICBEQ0hFQ0soc2VsZik7CiAgaWYgKCFzZWxmKSB7CiAgICByZXR1cm4gTlVMTDsKICB9CgogIC8vIEV4ZWN1dGUKICBDZWZTdHJpbmcgX3JldHZhbCA9IENlZlBvc3REYXRhRWxlbWVudENwcFRvQzo6R2V0KHNlbGYpLT5HZXRGaWxlKCk7CgogIC8vIFJldHVybiB0eXBlOiBzdHJpbmcKICByZXR1cm4gX3JldHZhbC5EZXRhY2hUb1VzZXJGcmVlKCk7Cn0KCnNpemVfdCBDRUZfQ0FMTEJBQ0sKcG9zdF9kYXRhX2VsZW1lbnRfZ2V0X2J5dGVzX2NvdW50KHN0cnVjdCBfY2VmX3Bvc3RfZGF0YV9lbGVtZW50X3QqIHNlbGYpIHsKICAvLyBBVVRPLUdFTkVSQVRFRCBDT05URU5UIC0gREVMRVRFIFRISVMgQ09NTUVOVCBCRUZPUkUgTU9ESUZZSU5HCgogIERDSEVDSyhzZWxmKTsKICBpZiAoIXNlbGYpIHsKICAgIHJldHVybiAwOwogIH0KCiAgLy8gRXhlY3V0ZQogIHNpemVfdCBfcmV0dmFsID0gQ2VmUG9zdERhdGFFbGVtZW50Q3BwVG9DOjpHZXQoc2VsZiktPkdldEJ5dGVzQ291bnQoKTsKCiAgLy8gUmV0dXJuIHR5cGU6IHNpbXBsZQogIHJldHVybiBfcmV0dmFsOwp9CgpzaXplX3QgQ0VGX0NBTExCQUNLCnBvc3RfZGF0YV9lbGVtZW50X2dl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