/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2004, Daniel Stenberg, , et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms * are also available at http://curl.haxx.se/docs/copyright.html. * * You may opt to use, copy, modify, merge, publish, distribute and/or sell * copies of the Software, and permit persons to whom the Software is * furnished to do so, under the terms of the COPYING file. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * * $Id$ ***************************************************************************/ #include "setup.h" #include #include /* 20000318 mgs * later we use _scrsize to determine the screen width, this emx library * function needs stdlib.h to be included */ #if defined(__EMX__) #include #endif #include #include "urldata.h" #include "sendf.h" #include "progress.h" #define _MPRINTF_REPLACE /* use our functions only */ #include static void time2str(char *r, int t) { int h = (t/3600); int m = (t-(h*3600))/60; int s = (t-(h*3600)-(m*60)); sprintf(r,"%2d:%02d:%02d",h,m,s); } /* The point of this function would be to return a string of the input data, but never longer than 5 columns. Add suffix k, M, G when suitable... */ static char *max5data(double bytes, char *max5) { #define ONE_KILOBYTE 1024 #define ONE_MEGABYTE (1024*1024) #define ONE_GIGABYTE (1024*1024*1024) if(bytes < 100000) { sprintf(max5, "%5" FORMAT_OFF_T, (curl_off_t)bytes); return max5; } if(bytes < (10000*ONE_KILOBYTE)) { sprintf(max5, "%4" FORMAT_OFF_T "k", (curl_off_t)bytes/ONE_KILOBYTE); return max5; } if(bytes < (100*ONE_MEGABYTE)) { /* 'XX.XM' is good as long as we're less than 100 megs */ sprintf(max5, "%4.1fM", bytes/ONE_MEGABYTE); return max5; } #if SIZEOF_CURL_OFF_T > 4 if((curl_off_t)bytes < ((curl_off_t)10000*ONE_MEGABYTE)) { sprintf(max5, "%4" FORMAT_OFF_T "M", (curl_off_t)bytes/ONE_MEGABYTE); return max5; } /* 10000 MB - 8589934587 GB !! */ sprintf(max5, "%4.1fG", bytes/ONE_GIGABYTE); #else sprintf(max5, "%4" FORMAT_OFF_T "M", (curl_off_t)bytes/ONE_MEGABYTE); #endif return max5; } /* New proposed interface, 9th of February 2000: pgrsStartNow() - sets start time pgrsSetDownloadSize(x) - known expected download size pgrsSetUploadSize(x) - known expected upload size pgrsSetDownloadCounter() - amount of data currently downloaded pgrsSetUploadCounter() - amount of data currently uploaded pgrsUpdate() - show progress pgrsDone() - transfer complete */ void Curl_pgrsDone(struct connectdata *conn) { struct SessionHandle *data = conn->data; if(!(data->progress.flags & PGRS_HIDE)) { data->progress.lastshow=0; Curl_pgrsUpdate(conn); /* the final (forced) update */ if(!data->progress.callback) /* only output if we don't use progress callback */ fprintf(data->set.err, "\n"); } } /* reset all times except redirect */ void Curl_pgrsResetTimes(struct SessionHandle *data) { data->progress.t_nslookup = 0.0; data->progress.t_connect = 0.0; data->progress.t_pretransfer = 0.0; data->progress.t_starttransfer = 0.0; } void Curl_pgrsTime(struct SessionHandle *data, timerid timer) { switch(timer) { default: case TIMER_NONE: /* mistake filter */ break; case TIMER_STARTSINGLE: /* This is set at the start of a single fetch */ data->progress.t_startsingle = Curl_tvnow(); break; case TIMER_NAMELOOKUP: data->progress.t_nslookup = (double)Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle)/1000.0; break; case TIMER_CONNECT: data->progress.t_connect = (double)Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle)/1000.0; break; case TIMER_PRETRANSFER: data->progress.t_pretransfer = (double)Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle)/1000.0; break; case TIMER_STARTTRANSFER: data->progress.t_starttransfer = (double)Curl_tvdiff(Curl_tvnow(), data->progress.t_startsingle)/1000.0; break; case TIMER_POSTRANSFER: /* this is the normal end-of-transfer thing */ break; case TIMER_REDIRECT: data->progress.t_redirect = (double)Curl_tvdiff(Curl_tvnow(), data->progress.start)/1000.0; break; } } void Curl_pgrsStartNow(struct SessionHandle *data) { data->progress.speeder_c = 0; /* reset the progress meter display */ data->progress.start = Curl_tvnow(); } void Curl_pgrsSetDownloadCounter(struct SessionHandle *data, curl_off_t size) { data->progress.downloaded = size; } void Curl_pgrsSetUploadCounter(struct SessionHandle *data, curl_off_t size) { data->progress.uploaded = size; } void Curl_pgrsSetDownloadSize(struct SessionHandle *data, curl_off_t size) { data->progress.size_dl = size; if(size > 0) data->progress.flags |= PGRS_DL_SIZE_KNOWN; else data->progress.flags &= ~PGRS_DL_SIZE_KNOWN; } void Curl_pgrsSetUploadSize(struct SessionHandle *data, curl_off_t size) { data->progress.size_ul = size; if(size > 0) data->progress.flags |= PGRS_UL_SIZE_KNOWN; else data->progress.flags &= ~PGRS_UL_SIZE_KNOWN; } /* EXAMPLE OUTPUT to follow: % Total % Received % Xferd Average Speed Time Curr. Dload Upload Total Current Left Speed 100 12345 100 12345 100 12345 12345 12345 12:12:12 12:12:12 12:12:12 12345 */ int Curl_pgrsUpdate(struct connectdata *conn) { struct timeval now; int result; char max5[6][10]; double dlpercen=0; double ulpercen=0; double total_percen=0; curl_off_t total_transfer; curl_off_t total_expected_transfer; double timespent; struct SessionHandle *data = conn->data; int nowindex = data->progress.speeder_c% CURR_TIME; int checkindex; int countindex; /* amount of seconds stored in the speeder array */ char time_left[10]; char time_total[10]; char time_current[10]; double ulestimate=0; double dlestimate=0; double total_estimate; if(data->progress.flags & PGRS_HIDE) ; /* We do enter this function even if we don't wanna see anything, since this is were lots of the calculations are being made that will be used even when not displayed! */ else if(!(data->progress.flags & PGRS_HEADERS_OUT)) { if (!data->progress.callback) { if(conn->resume_from) fprintf(data->set.err, "** Resuming transfer from byte position %" FORMAT_OFF_T "\n", conn->resume_from); fprintf(data->set.err, " %% Total %% Received %% Xferd Average Speed Time Curr.\n" " Dload Upload Total Current Left Speed\n"); } data->progress.flags |= PGRS_HEADERS_OUT; /* headers are shown */ } now = Curl_tvnow(); /* what time is it */ /* The exact time spent so far (from the start) */ timespent = (double)Curl_tvdiff (now, data->progress.start)/1000; data->progress.timespent = timespent; /* The average download speed this far */ data->progress.dlspeed = data->progress.downloaded/(timespent>0.01?timespent:1.0); /* The average upload speed this far */ data->progress.ulspeed = data->progress.uploaded/(timespent>0.01?timespent:1); if(data->progress.lastshow == Curl_tvlong(now)) return 0; /* never update this more than once a second if the end isn't reached */ data->progress.lastshow = now.tv_sec; /* Let's do the "current speed" thing, which should use the fastest of the dl/ul speeds. Store the fasted speed at entry 'nowindex'. */ data->progress.speeder[ nowindex ] = data->progress.downloaded>data->progress.uploaded? data->progress.downloaded:data->progress.uploaded; /* remember the exact time for this moment */ data->progress.speeder_time [ nowindex ] = now; /* advance our speeder_c counter, which is increased every time we get here and we expect it to never wrap as 2^32 is a lot of seconds! */ data->progress.speeder_c++; /* figure out how many index entries of data we have stored in our speeder array. With N_ENTRIES filled in, we have about N_ENTRIES-1 seconds of transfer. Imagine, after one second we have filled in two entries, after two seconds we've filled in three entries etc. */ countindex = ((data->progress.speeder_c>=CURR_TIME)? CURR_TIME:data->progress.speeder_c) - 1; /* first of all, we don't do this if there's no counted seconds yet */ if(countindex) { long span_ms; /* Get the index position to compare with the 'nowindex' position. Get the oldest entry possible. While we have less than CURR_TIME entries, the first entry will remain the oldest. */ checkindex = (data->progress.speeder_c>=CURR_TIME)? data->progress.speeder_c%CURR_TIME:0; /* Figure out the exact time for the time span */ span_ms = Curl_tvdiff(now, data->progress.speeder_time[checkindex]); if(0 == span_ms) span_ms=1; /* at least one millisecond MUST have passed */ /* Calculate the average speed the last 'countindex' seconds */ data->progress.current_speed = (data->progress.speeder[nowindex]- data->progress.speeder[checkindex])/((double)span_ms/1000); } else /* the first second we use the main average */ data->progress.current_speed = (data->progress.ulspeed>data->progress.dlspeed)? data->progress.ulspeed:data->progress.dlspeed; if(data->progress.flags & PGRS_HIDE) return 0; else if(data->set.fprogress) { /* There's a callback set, so we call that instead of writing anything ourselves. This really is the way to go. */ result= data->set.fprogress(data->set.progress_client, (double)data->progress.size_dl, (double)data->progress.downloaded, (double)data->progress.size_ul, (double)data->progress.uploaded); if(result) failf(data, "Callback aborted"); return result; } /* Figure out the estimated time of arrival for the upload */ if((data->progress.flags & PGRS_UL_SIZE_KNOWN) && (data->progress.ulspeed > 0)) { ulestimate = (double)data->progress.size_ul / data->progress.ulspeed; ulpercen = ((double)data->progress.uploaded / data->progress.size_ul)*100; } /* ... and the download */ if((data->progress.flags & PGRS_DL_SIZE_KNOWN) && (data->progress.dlspeed > 0)) { dlestimate = (double)data->progress.size_dl / data->progress.dlspeed; dlpercen = ((double)data->progress.downloaded / data->progress.size_dl)*100; } /* Now figure out which of them that is slower and use for the for total estimate! */ total_estimate = ulestimate>dlestimate?ulestimate:dlestimate; /* If we have a total estimate, we can display that and the expected time left */ if(total_estimate > 0) { time2str(time_left, (int)(total_estimate - data->progress.timespent)); time2str(time_total, (int)total_estimate); } else { /* otherwise we blank those times */ strcpy(time_left, "--:--:--"); strcpy(time_total, "--:--:--"); } /* The time spent so far is always known */ time2str(time_current, (int)data->progress.timespent); /* Get the total amount of data expected to get transfered */ total_expected_transfer = (data->progress.flags & PGRS_UL_SIZE_KNOWN? data->progress.size_ul:data->progress.uploaded)+ (data->progress.flags & PGRS_DL_SIZE_KNOWN? data->progress.size_dl:data->progress.downloaded); /* We have transfered this much so far */ total_transfer = data->progress.downloaded + data->progress.uploaded; /* Get the percentage of data transfered so far */ if(total_expected_transfer > 0) total_percen=((double)total_transfer/total_expected_transfer)*100; fprintf(data->set.err, "\r%3d %s %3d %s %3d %s %s %s %s %s %s %s", (int)total_percen, /* total % */ max5data(total_expected_transfer, max5[2]), /* total size */ (int)dlpercen, /* rcvd % */ max5data(data->progress.downloaded, max5[0]), /* rcvd size */ (int)ulpercen, /* xfer % */ max5data(data->progress.uploaded, max5[1]), /* xfer size */ max5data(data->progress.dlspeed, max5[3]), /* avrg dl speed */ max5data(data->progress.ulspeed, max5[4]), /* avrg ul speed */ time_total, /* total time */ time_current, /* current time */ time_left, /* time left */ max5data(data->progress.current_speed, max5[5]) /* current speed */ ); /* we flush the output stream to make it appear as soon as possible */ fflush(data->set.err); return 0; }