(http://qa.mandrakesoft.com/show_bug.cgi?id=12289), curl would print a newline to "finish" the progress meter after each redirect and not only after a completed transfer.
		
			
				
	
	
		
			425 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			425 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/***************************************************************************
 | 
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 *                                  _   _ ____  _
 | 
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 *  Project                     ___| | | |  _ \| |
 | 
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 *                             / __| | | | |_) | |
 | 
						|
 *                            | (__| |_| |  _ <| |___
 | 
						|
 *                             \___|\___/|_| \_\_____|
 | 
						|
 *
 | 
						|
 * 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
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						|
  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;
 | 
						|
}
 |