tftp: add optiona support for progress bar

function                                             old     new   delta
tftp_protocol                                       1662    1834    +172
progress_meter                                       212     365    +153
tftp_progress_init                                     -      14     +14
tftp_main                                            276     281      +5
tftpd_main                                           513     500     -13
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(add/remove: 1/0 grow/shrink: 3/1 up/down: 344/-13)           Total: 331 bytes

Signed-off-by: Magnus Damm <magnus.damm@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2 files changed