TRANSFERRING FILES

摘要

Systems and techniques for transferring one or more files by connecting to a communications system host; sending, to a client connected to the communications system host, a request to transfer one or more files; when a client permits access to the one or more files, establishing a direct socket connection from the client and bypassing the communications system host; and initiating the transfer of the one or more files from the client over the direct socket connection.

主权项

1. A method comprising:
receiving a file by a second device from a first client device, a copy of the file being stored on the first client device, wherein the second device includes at least one processor; establishing, by the second device, a connection with the first client device; determining, using the at least one processor, when the copy of the file stored on the first client device was last modified based on information received from the first client device; determining, using the at least one processor, that the copy of the file is incomplete or outdated based on when the copy of the file was last modified; sending, by the second device, a request for a transfer of additional or updated portions of the copy of the file, the request identifying the additional or updated portions; and receiving, by the second device, the transfer from the first client device with the additional or updated portions of the copy of the file.