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493 lines
17 KiB
493 lines
17 KiB
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#include "urldata.h"
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#include "sendf.h"
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#include "progress.h"
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#include "curl_printf.h"
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/* Provide a string that is 2 + 1 + 2 + 1 + 2 = 8 letters long (plus the zero
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byte) */
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static void time2str(char *r, curl_off_t seconds)
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{
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curl_off_t d, h, m, s;
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if(seconds <= 0) {
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strcpy(r, "--:--:--");
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return;
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}
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h = seconds / CURL_OFF_T_C(3600);
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if(h <= CURL_OFF_T_C(99)) {
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m = (seconds - (h*CURL_OFF_T_C(3600))) / CURL_OFF_T_C(60);
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s = (seconds - (h*CURL_OFF_T_C(3600))) - (m*CURL_OFF_T_C(60));
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snprintf(r, 9, "%2" CURL_FORMAT_CURL_OFF_T ":%02" CURL_FORMAT_CURL_OFF_T
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":%02" CURL_FORMAT_CURL_OFF_T, h, m, s);
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}
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else {
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/* this equals to more than 99 hours, switch to a more suitable output
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format to fit within the limits. */
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d = seconds / CURL_OFF_T_C(86400);
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h = (seconds - (d*CURL_OFF_T_C(86400))) / CURL_OFF_T_C(3600);
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if(d <= CURL_OFF_T_C(999))
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snprintf(r, 9, "%3" CURL_FORMAT_CURL_OFF_T
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"d %02" CURL_FORMAT_CURL_OFF_T "h", d, h);
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else
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snprintf(r, 9, "%7" CURL_FORMAT_CURL_OFF_T "d", d);
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}
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}
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/* The point of this function would be to return a string of the input data,
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but never longer than 5 columns (+ one zero byte).
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Add suffix k, M, G when suitable... */
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static char *max5data(curl_off_t bytes, char *max5)
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{
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#define ONE_KILOBYTE CURL_OFF_T_C(1024)
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#define ONE_MEGABYTE (CURL_OFF_T_C(1024) * ONE_KILOBYTE)
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#define ONE_GIGABYTE (CURL_OFF_T_C(1024) * ONE_MEGABYTE)
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#define ONE_TERABYTE (CURL_OFF_T_C(1024) * ONE_GIGABYTE)
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#define ONE_PETABYTE (CURL_OFF_T_C(1024) * ONE_TERABYTE)
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if(bytes < CURL_OFF_T_C(100000))
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snprintf(max5, 6, "%5" CURL_FORMAT_CURL_OFF_T, bytes);
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else if(bytes < CURL_OFF_T_C(10000) * ONE_KILOBYTE)
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "k", bytes/ONE_KILOBYTE);
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else if(bytes < CURL_OFF_T_C(100) * ONE_MEGABYTE)
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/* 'XX.XM' is good as long as we're less than 100 megs */
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snprintf(max5, 6, "%2" CURL_FORMAT_CURL_OFF_T ".%0"
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CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE,
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(bytes%ONE_MEGABYTE) / (ONE_MEGABYTE/CURL_OFF_T_C(10)) );
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#if (CURL_SIZEOF_CURL_OFF_T > 4)
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else if(bytes < CURL_OFF_T_C(10000) * ONE_MEGABYTE)
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/* 'XXXXM' is good until we're at 10000MB or above */
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE);
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else if(bytes < CURL_OFF_T_C(100) * ONE_GIGABYTE)
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/* 10000 MB - 100 GB, we show it as XX.XG */
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snprintf(max5, 6, "%2" CURL_FORMAT_CURL_OFF_T ".%0"
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CURL_FORMAT_CURL_OFF_T "G", bytes/ONE_GIGABYTE,
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(bytes%ONE_GIGABYTE) / (ONE_GIGABYTE/CURL_OFF_T_C(10)) );
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else if(bytes < CURL_OFF_T_C(10000) * ONE_GIGABYTE)
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/* up to 10000GB, display without decimal: XXXXG */
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "G", bytes/ONE_GIGABYTE);
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else if(bytes < CURL_OFF_T_C(10000) * ONE_TERABYTE)
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/* up to 10000TB, display without decimal: XXXXT */
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "T", bytes/ONE_TERABYTE);
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else
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/* up to 10000PB, display without decimal: XXXXP */
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "P", bytes/ONE_PETABYTE);
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/* 16384 petabytes (16 exabytes) is the maximum a 64 bit unsigned number
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can hold, but our data type is signed so 8192PB will be the maximum. */
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#else
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else
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snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE);
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#endif
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return max5;
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}
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/*
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New proposed interface, 9th of February 2000:
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pgrsStartNow() - sets start time
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pgrsSetDownloadSize(x) - known expected download size
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pgrsSetUploadSize(x) - known expected upload size
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pgrsSetDownloadCounter() - amount of data currently downloaded
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pgrsSetUploadCounter() - amount of data currently uploaded
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pgrsUpdate() - show progress
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pgrsDone() - transfer complete
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*/
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int Curl_pgrsDone(struct connectdata *conn)
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{
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int rc;
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struct Curl_easy *data = conn->data;
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data->progress.lastshow=0;
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rc = Curl_pgrsUpdate(conn); /* the final (forced) update */
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if(rc)
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return rc;
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if(!(data->progress.flags & PGRS_HIDE) &&
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!data->progress.callback)
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/* only output if we don't use a progress callback and we're not
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* hidden */
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fprintf(data->set.err, "\n");
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data->progress.speeder_c = 0; /* reset the progress meter display */
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return 0;
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}
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/* reset all times except redirect, and reset the known transfer sizes */
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void Curl_pgrsResetTimesSizes(struct Curl_easy *data)
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{
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data->progress.t_nslookup = 0.0;
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data->progress.t_connect = 0.0;
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data->progress.t_pretransfer = 0.0;
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data->progress.t_starttransfer = 0.0;
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Curl_pgrsSetDownloadSize(data, -1);
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Curl_pgrsSetUploadSize(data, -1);
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}
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void Curl_pgrsTime(struct Curl_easy *data, timerid timer)
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{
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struct timeval now = Curl_tvnow();
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switch(timer) {
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default:
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case TIMER_NONE:
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/* mistake filter */
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break;
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case TIMER_STARTOP:
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/* This is set at the start of a transfer */
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data->progress.t_startop = now;
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break;
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case TIMER_STARTSINGLE:
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/* This is set at the start of each single fetch */
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data->progress.t_startsingle = now;
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break;
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case TIMER_STARTACCEPT:
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data->progress.t_acceptdata = Curl_tvnow();
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break;
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case TIMER_NAMELOOKUP:
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data->progress.t_nslookup =
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Curl_tvdiff_secs(now, data->progress.t_startsingle);
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break;
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case TIMER_CONNECT:
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data->progress.t_connect =
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Curl_tvdiff_secs(now, data->progress.t_startsingle);
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break;
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case TIMER_APPCONNECT:
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data->progress.t_appconnect =
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Curl_tvdiff_secs(now, data->progress.t_startsingle);
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break;
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case TIMER_PRETRANSFER:
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data->progress.t_pretransfer =
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Curl_tvdiff_secs(now, data->progress.t_startsingle);
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break;
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case TIMER_STARTTRANSFER:
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data->progress.t_starttransfer =
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Curl_tvdiff_secs(now, data->progress.t_startsingle);
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break;
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case TIMER_POSTRANSFER:
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/* this is the normal end-of-transfer thing */
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break;
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case TIMER_REDIRECT:
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data->progress.t_redirect = Curl_tvdiff_secs(now, data->progress.start);
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break;
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}
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}
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void Curl_pgrsStartNow(struct Curl_easy *data)
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{
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data->progress.speeder_c = 0; /* reset the progress meter display */
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data->progress.start = Curl_tvnow();
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/* clear all bits except HIDE and HEADERS_OUT */
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data->progress.flags &= PGRS_HIDE|PGRS_HEADERS_OUT;
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}
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void Curl_pgrsSetDownloadCounter(struct Curl_easy *data, curl_off_t size)
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{
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data->progress.downloaded = size;
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}
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void Curl_pgrsSetUploadCounter(struct Curl_easy *data, curl_off_t size)
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{
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data->progress.uploaded = size;
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}
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void Curl_pgrsSetDownloadSize(struct Curl_easy *data, curl_off_t size)
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{
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if(size >= 0) {
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data->progress.size_dl = size;
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data->progress.flags |= PGRS_DL_SIZE_KNOWN;
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}
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else {
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data->progress.size_dl = 0;
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data->progress.flags &= ~PGRS_DL_SIZE_KNOWN;
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}
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}
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void Curl_pgrsSetUploadSize(struct Curl_easy *data, curl_off_t size)
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{
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if(size >= 0) {
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data->progress.size_ul = size;
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data->progress.flags |= PGRS_UL_SIZE_KNOWN;
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}
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else {
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data->progress.size_ul = 0;
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data->progress.flags &= ~PGRS_UL_SIZE_KNOWN;
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}
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}
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/*
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* Curl_pgrsUpdate() returns 0 for success or the value returned by the
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* progress callback!
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*/
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int Curl_pgrsUpdate(struct connectdata *conn)
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{
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struct timeval now;
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int result;
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char max5[6][10];
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curl_off_t dlpercen=0;
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curl_off_t ulpercen=0;
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curl_off_t total_percen=0;
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curl_off_t total_transfer;
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curl_off_t total_expected_transfer;
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curl_off_t timespent;
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struct Curl_easy *data = conn->data;
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int nowindex = data->progress.speeder_c% CURR_TIME;
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int checkindex;
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int countindex; /* amount of seconds stored in the speeder array */
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char time_left[10];
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char time_total[10];
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char time_spent[10];
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curl_off_t ulestimate=0;
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curl_off_t dlestimate=0;
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curl_off_t total_estimate;
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bool shownow=FALSE;
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now = Curl_tvnow(); /* what time is it */
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/* The time spent so far (from the start) */
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data->progress.timespent =
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(double)(now.tv_sec - data->progress.start.tv_sec) +
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(double)(now.tv_usec - data->progress.start.tv_usec)/1000000.0;
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timespent = (curl_off_t)data->progress.timespent;
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/* The average download speed this far */
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data->progress.dlspeed = (curl_off_t)
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((double)data->progress.downloaded/
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(data->progress.timespent>0?data->progress.timespent:1));
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/* The average upload speed this far */
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data->progress.ulspeed = (curl_off_t)
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((double)data->progress.uploaded/
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(data->progress.timespent>0?data->progress.timespent:1));
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/* Calculations done at most once a second, unless end is reached */
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if(data->progress.lastshow != (long)now.tv_sec) {
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shownow = TRUE;
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data->progress.lastshow = now.tv_sec;
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/* Let's do the "current speed" thing, which should use the fastest
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of the dl/ul speeds. Store the faster speed at entry 'nowindex'. */
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data->progress.speeder[ nowindex ] =
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data->progress.downloaded>data->progress.uploaded?
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data->progress.downloaded:data->progress.uploaded;
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/* remember the exact time for this moment */
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data->progress.speeder_time [ nowindex ] = now;
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/* advance our speeder_c counter, which is increased every time we get
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here and we expect it to never wrap as 2^32 is a lot of seconds! */
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data->progress.speeder_c++;
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/* figure out how many index entries of data we have stored in our speeder
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array. With N_ENTRIES filled in, we have about N_ENTRIES-1 seconds of
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transfer. Imagine, after one second we have filled in two entries,
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after two seconds we've filled in three entries etc. */
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countindex = ((data->progress.speeder_c>=CURR_TIME)?
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CURR_TIME:data->progress.speeder_c) - 1;
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/* first of all, we don't do this if there's no counted seconds yet */
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if(countindex) {
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long span_ms;
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/* Get the index position to compare with the 'nowindex' position.
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Get the oldest entry possible. While we have less than CURR_TIME
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entries, the first entry will remain the oldest. */
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checkindex = (data->progress.speeder_c>=CURR_TIME)?
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data->progress.speeder_c%CURR_TIME:0;
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/* Figure out the exact time for the time span */
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span_ms = Curl_tvdiff(now,
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data->progress.speeder_time[checkindex]);
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if(0 == span_ms)
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span_ms=1; /* at least one millisecond MUST have passed */
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/* Calculate the average speed the last 'span_ms' milliseconds */
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{
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curl_off_t amount = data->progress.speeder[nowindex]-
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data->progress.speeder[checkindex];
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if(amount > CURL_OFF_T_C(4294967) /* 0xffffffff/1000 */)
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/* the 'amount' value is bigger than would fit in 32 bits if
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multiplied with 1000, so we use the double math for this */
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data->progress.current_speed = (curl_off_t)
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((double)amount/((double)span_ms/1000.0));
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else
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/* the 'amount' value is small enough to fit within 32 bits even
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when multiplied with 1000 */
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data->progress.current_speed = amount*CURL_OFF_T_C(1000)/span_ms;
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}
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}
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else
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/* the first second we use the main average */
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data->progress.current_speed =
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(data->progress.ulspeed>data->progress.dlspeed)?
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data->progress.ulspeed:data->progress.dlspeed;
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} /* Calculations end */
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if(!(data->progress.flags & PGRS_HIDE)) {
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/* progress meter has not been shut off */
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if(data->set.fxferinfo) {
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/* There's a callback set, call that */
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result= data->set.fxferinfo(data->set.progress_client,
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data->progress.size_dl,
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data->progress.downloaded,
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data->progress.size_ul,
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data->progress.uploaded);
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if(result)
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failf(data, "Callback aborted");
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return result;
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}
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else if(data->set.fprogress) {
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/* The older deprecated callback is set, call that */
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result= data->set.fprogress(data->set.progress_client,
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(double)data->progress.size_dl,
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(double)data->progress.downloaded,
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(double)data->progress.size_ul,
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(double)data->progress.uploaded);
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if(result)
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failf(data, "Callback aborted");
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return result;
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}
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if(!shownow)
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/* only show the internal progress meter once per second */
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return 0;
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/* If there's no external callback set, use internal code to show
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progress */
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if(!(data->progress.flags & PGRS_HEADERS_OUT)) {
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if(data->state.resume_from) {
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fprintf(data->set.err,
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"** Resuming transfer from byte position %"
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CURL_FORMAT_CURL_OFF_T "\n", data->state.resume_from);
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}
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fprintf(data->set.err,
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" %% Total %% Received %% Xferd Average Speed "
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"Time Time Time Current\n"
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" Dload Upload "
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"Total Spent Left Speed\n");
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data->progress.flags |= PGRS_HEADERS_OUT; /* headers are shown */
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}
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/* Figure out the estimated time of arrival for the upload */
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if((data->progress.flags & PGRS_UL_SIZE_KNOWN) &&
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(data->progress.ulspeed > CURL_OFF_T_C(0))) {
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ulestimate = data->progress.size_ul / data->progress.ulspeed;
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if(data->progress.size_ul > CURL_OFF_T_C(10000))
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ulpercen = data->progress.uploaded /
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(data->progress.size_ul/CURL_OFF_T_C(100));
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else if(data->progress.size_ul > CURL_OFF_T_C(0))
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ulpercen = (data->progress.uploaded*100) /
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data->progress.size_ul;
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}
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/* ... and the download */
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if((data->progress.flags & PGRS_DL_SIZE_KNOWN) &&
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(data->progress.dlspeed > CURL_OFF_T_C(0))) {
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dlestimate = data->progress.size_dl / data->progress.dlspeed;
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if(data->progress.size_dl > CURL_OFF_T_C(10000))
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dlpercen = data->progress.downloaded /
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(data->progress.size_dl/CURL_OFF_T_C(100));
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else if(data->progress.size_dl > CURL_OFF_T_C(0))
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dlpercen = (data->progress.downloaded*100) /
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data->progress.size_dl;
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}
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/* Now figure out which of them is slower and use that one for the
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total estimate! */
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total_estimate = ulestimate>dlestimate?ulestimate:dlestimate;
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/* create the three time strings */
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time2str(time_left, total_estimate > 0?(total_estimate - timespent):0);
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time2str(time_total, total_estimate);
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time2str(time_spent, timespent);
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|
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/* Get the total amount of data expected to get transferred */
|
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total_expected_transfer =
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(data->progress.flags & PGRS_UL_SIZE_KNOWN?
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data->progress.size_ul:data->progress.uploaded)+
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(data->progress.flags & PGRS_DL_SIZE_KNOWN?
|
|
data->progress.size_dl:data->progress.downloaded);
|
|
|
|
/* We have transferred this much so far */
|
|
total_transfer = data->progress.downloaded + data->progress.uploaded;
|
|
|
|
/* Get the percentage of data transferred so far */
|
|
if(total_expected_transfer > CURL_OFF_T_C(10000))
|
|
total_percen = total_transfer /
|
|
(total_expected_transfer/CURL_OFF_T_C(100));
|
|
else if(total_expected_transfer > CURL_OFF_T_C(0))
|
|
total_percen = (total_transfer*100) / total_expected_transfer;
|
|
|
|
fprintf(data->set.err,
|
|
"\r"
|
|
"%3" CURL_FORMAT_CURL_OFF_T " %s "
|
|
"%3" CURL_FORMAT_CURL_OFF_T " %s "
|
|
"%3" CURL_FORMAT_CURL_OFF_T " %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);
|
|
|
|
} /* !(data->progress.flags & PGRS_HIDE) */
|
|
|
|
return 0;
|
|
}
|