/*  -*- c-file-style: "linux" -*- * * Copyright (C) 1996-2000 by Andrew Tridgell * Copyright (C) Paul Mackerras 1996 * Copyright (C) 2001, 2002 by Martin Pool <mbp@samba.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "rsync.h" static OFF_T  last_ofs;static struct timeval print_time;static struct timeval start_time;static OFF_T  start_ofs; static unsigned long msdiff(struct timeval *t1, struct timeval *t2){	return (t2->tv_sec - t1->tv_sec) * 1000	     + (t2->tv_usec - t1->tv_usec) / 1000;}  /** * @param ofs Current position in file * @param size Total size of file * @param is_last True if this is the last time progress will be * printed for this file, so we should output a newline.  (Not * necessarily the same as all bytes being received.) **/static void rprint_progress(OFF_T ofs, OFF_T size, struct timeval *now,			    int is_last){	int pct = (ofs == size) ? 100 : (int)((100.0*ofs)/size);	unsigned long diff = msdiff(&start_time, now);	double rate = diff ? (double) (ofs-start_ofs) * 1000.0 / diff / 1024.0 : 0;	const char *units;	/* If we've finished transferring this file, show the time taken;	 * otherwise show expected time to complete.  That's kind of	 * inconsistent, but people can probably cope.  Hopefully we'll	 * get more consistent and complete progress reporting soon. --	 * mbp */	double remain = is_last ? (double) diff / 1000.0	              : rate ? (double) (size-ofs) / rate / 1000.0 : 0.0;	int remain_h, remain_m, remain_s; 	if (rate > 1024*1024) {		rate /= 1024.0 * 1024.0;		units = "GB/s";	} else if (rate > 1024) {		rate /= 1024.0;		units = "MB/s";	} else {		units = "kB/s";	} 	remain_s = (int) remain % 60;	remain_m = (int) (remain / 60.0) % 60;	remain_h = (int) (remain / 3600.0); 	rprintf(FINFO, "%12.0f %3d%% %7.2f%s %4d:%02d:%02d%s",		(double) ofs, pct, rate, units,		remain_h, remain_m, remain_s,		is_last ? "\n" : "\r");} void end_progress(OFF_T size){	extern int am_server; 	if (!am_server) {		struct timeval now;		gettimeofday(&now, NULL);		rprint_progress(size, size, &now, True);	}	last_ofs = 0;	start_ofs = 0;	print_time.tv_sec = print_time.tv_usec = 0;	start_time.tv_sec = start_time.tv_usec = 0;} void show_progress(OFF_T ofs, OFF_T size){	extern int am_server;	struct timeval now; 	if (!start_time.tv_sec) {		gettimeofday(&now, NULL);		start_time.tv_sec = now.tv_sec;		start_time.tv_usec = now.tv_usec;		start_ofs = ofs;		if (am_server)			return;	}	else {		if (am_server)			return;		gettimeofday(&now, NULL);	} 	if (ofs > last_ofs + 1000 && msdiff(&print_time, &now) > 250) {		rprint_progress(ofs, size, &now, False);		last_ofs = ofs;		print_time.tv_sec = now.tv_sec;		print_time.tv_usec = now.tv_usec;	}}