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-rw-r--r--Utilities/cmcurl/progress.c424
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diff --git a/Utilities/cmcurl/progress.c b/Utilities/cmcurl/progress.c
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+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2006, 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(data->reqdata.resume_from)
+ fprintf(data->set.err,
+ "** Resuming transfer from byte position %" FORMAT_OFF_T
+ "\n",
+ data->reqdata.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;
+}
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