| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, 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 <string.h> |
| #include <time.h> |
| |
| #if defined(__EMX__) |
| #include <stdlib.h> |
| #endif |
| |
| #include <curl/curl.h> |
| #include "urldata.h" |
| #include "sendf.h" |
| #include "progress.h" |
| |
| #define _MPRINTF_REPLACE /* use our functions only */ |
| #include <curl/mprintf.h> |
| |
| /* Provide a string that is 2 + 1 + 2 + 1 + 2 = 8 letters long (plus the zero |
| byte) */ |
| static void time2str(char *r, long t) |
| { |
| long h; |
| if(!t) { |
| strcpy(r, "--:--:--"); |
| return; |
| } |
| h = (t/3600); |
| if(h <= 99) { |
| long m = (t-(h*3600))/60; |
| long s = (t-(h*3600)-(m*60)); |
| snprintf(r, 9, "%2ld:%02ld:%02ld",h,m,s); |
| } |
| else { |
| /* this equals to more than 99 hours, switch to a more suitable output |
| format to fit within the limits. */ |
| if(h/24 <= 999) |
| snprintf(r, 9, "%3ldd %02ldh", h/24, h-(h/24)*24); |
| else |
| snprintf(r, 9, "%7ldd", h/24); |
| } |
| } |
| |
| /* The point of this function would be to return a string of the input data, |
| but never longer than 5 columns (+ one zero byte). |
| Add suffix k, M, G when suitable... */ |
| static char *max5data(curl_off_t bytes, char *max5) |
| { |
| #define ONE_KILOBYTE 1024 |
| #define ONE_MEGABYTE (1024* ONE_KILOBYTE) |
| #define ONE_GIGABYTE (1024* ONE_MEGABYTE) |
| #define ONE_TERRABYTE ((curl_off_t)1024* ONE_GIGABYTE) |
| #define ONE_PETABYTE ((curl_off_t)1024* ONE_TERRABYTE) |
| |
| if(bytes < 100000) { |
| snprintf(max5, 6, "%5" FORMAT_OFF_T, bytes); |
| } |
| else if(bytes < (10000*ONE_KILOBYTE)) { |
| snprintf(max5, 6, "%4" FORMAT_OFF_T "k", (curl_off_t)(bytes/ONE_KILOBYTE)); |
| } |
| else if(bytes < (100*ONE_MEGABYTE)) { |
| /* 'XX.XM' is good as long as we're less than 100 megs */ |
| snprintf(max5, 6, "%2d.%0dM", |
| (int)(bytes/ONE_MEGABYTE), |
| (int)(bytes%ONE_MEGABYTE)/(ONE_MEGABYTE/10) ); |
| } |
| #if SIZEOF_CURL_OFF_T > 4 |
| else if(bytes < ( (curl_off_t)10000*ONE_MEGABYTE)) |
| /* 'XXXXM' is good until we're at 10000MB or above */ |
| snprintf(max5, 6, "%4" FORMAT_OFF_T "M", (curl_off_t)(bytes/ONE_MEGABYTE)); |
| |
| else if(bytes < (curl_off_t)100*ONE_GIGABYTE) |
| /* 10000 MB - 100 GB, we show it as XX.XG */ |
| snprintf(max5, 6, "%2d.%0dG", |
| (int)(bytes/ONE_GIGABYTE), |
| (int)(bytes%ONE_GIGABYTE)/(ONE_GIGABYTE/10) ); |
| |
| else if(bytes < (curl_off_t)10000 * ONE_GIGABYTE) |
| /* up to 10000GB, display without decimal: XXXXG */ |
| snprintf(max5, 6, "%4dG", (int)(bytes/ONE_GIGABYTE)); |
| |
| else if(bytes < (curl_off_t)10000 * ONE_TERRABYTE) |
| /* up to 10000TB, display without decimal: XXXXT */ |
| snprintf(max5, 6, "%4dT", (int)(bytes/ONE_TERRABYTE)); |
| else { |
| /* up to 10000PB, display without decimal: XXXXP */ |
| snprintf(max5, 6, "%4dP", (int)(bytes/ONE_PETABYTE)); |
| |
| /* 16384 petabytes (16 exabytes) is maximum a 64 bit number can hold, |
| but this type is signed so 8192PB will be max.*/ |
| } |
| |
| #else |
| else |
| snprintf(max5, 6, "%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; |
| data->progress.lastshow=0; |
| Curl_pgrsUpdate(conn); /* the final (forced) update */ |
| |
| data->progress.speeder_c = 0; /* reset the progress meter display */ |
| } |
| |
| /* 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 = |
| Curl_tvdiff_secs(Curl_tvnow(), data->progress.t_startsingle); |
| break; |
| case TIMER_CONNECT: |
| data->progress.t_connect = |
| Curl_tvdiff_secs(Curl_tvnow(), data->progress.t_startsingle); |
| break; |
| case TIMER_PRETRANSFER: |
| data->progress.t_pretransfer = |
| Curl_tvdiff_secs(Curl_tvnow(), data->progress.t_startsingle); |
| break; |
| case TIMER_STARTTRANSFER: |
| data->progress.t_starttransfer = |
| Curl_tvdiff_secs(Curl_tvnow(), data->progress.t_startsingle); |
| break; |
| case TIMER_POSTRANSFER: |
| /* this is the normal end-of-transfer thing */ |
| break; |
| case TIMER_REDIRECT: |
| data->progress.t_redirect = |
| Curl_tvdiff_secs(Curl_tvnow(), data->progress.start); |
| 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; |
| } |
| |
| int Curl_pgrsUpdate(struct connectdata *conn) |
| { |
| struct timeval now; |
| int result; |
| char max5[6][10]; |
| int dlpercen=0; |
| int ulpercen=0; |
| int total_percen=0; |
| curl_off_t total_transfer; |
| curl_off_t total_expected_transfer; |
| long 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_spent[10]; |
| long ulestimate=0; |
| long dlestimate=0; |
| long 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 Time Time Current\n" |
| " Dload Upload Total Spent Left Speed\n"); |
| } |
| data->progress.flags |= PGRS_HEADERS_OUT; /* headers are shown */ |
| } |
| |
| now = Curl_tvnow(); /* what time is it */ |
| |
| /* The time spent so far (from the start) */ |
| data->progress.timespent = Curl_tvdiff_secs(now, data->progress.start); |
| timespent = (long)data->progress.timespent; |
| |
| /* The average download speed this far */ |
| data->progress.dlspeed = (curl_off_t) |
| ((double)data->progress.downloaded/ |
| (data->progress.timespent>0?data->progress.timespent:1)); |
| |
| /* The average upload speed this far */ |
| data->progress.ulspeed = (curl_off_t) |
| ((double)data->progress.uploaded/ |
| (data->progress.timespent>0?data->progress.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 'span_ms' milliseconds */ |
| { |
| curl_off_t amount = data->progress.speeder[nowindex]- |
| data->progress.speeder[checkindex]; |
| |
| if(amount > 4294967 /* 0xffffffff/1000 */) |
| /* the 'amount' value is bigger than would fit in 32 bits if |
| multiplied with 1000, so we use the double math for this */ |
| data->progress.current_speed = (curl_off_t) |
| ((double)amount/((double)span_ms/1000.0)); |
| else |
| /* the 'amount' value is small enough to fit within 32 bits even |
| when multiplied with 1000 */ |
| data->progress.current_speed = amount*1000/span_ms; |
| } |
| } |
| 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) && |
| (data->progress.size_ul > 100) ) { |
| ulestimate = (long)(data->progress.size_ul / data->progress.ulspeed); |
| ulpercen = (int)(100*(data->progress.uploaded/100) / |
| (data->progress.size_ul/100) ); |
| } |
| |
| /* ... and the download */ |
| if((data->progress.flags & PGRS_DL_SIZE_KNOWN) && |
| (data->progress.dlspeed>0) && |
| (data->progress.size_dl>100)) { |
| dlestimate = (long)(data->progress.size_dl / data->progress.dlspeed); |
| dlpercen = (int)(100*(data->progress.downloaded/100) / |
| (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; |
| |
| /* create the three time strings */ |
| time2str(time_left, total_estimate > 0?(total_estimate - timespent):0); |
| time2str(time_total, total_estimate); |
| time2str(time_spent, 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 > 100) |
| total_percen=(int)(100*(total_transfer/100) / |
| (total_expected_transfer/100) ); |
| |
| fprintf(data->set.err, |
| "\r%3d %s %3d %s %3d %s %s %s %s %s %s %s", |
| total_percen, /* 3 letters */ /* total % */ |
| max5data(total_expected_transfer, max5[2]), /* total size */ |
| dlpercen, /* 3 letters */ /* rcvd % */ |
| max5data(data->progress.downloaded, max5[0]), /* rcvd size */ |
| ulpercen, /* 3 letters */ /* 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, /* 8 letters */ /* total time */ |
| time_spent, /* 8 letters */ /* time spent */ |
| time_left, /* 8 letters */ /* 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; |
| } |