1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
21 ***************************************************************************/
23 #include "curl_setup.h"
29 #define _MPRINTF_REPLACE /* use our functions only */
30 #include <curl/mprintf.h>
32 /* Provide a string that is 2 + 1 + 2 + 1 + 2 = 8 letters long (plus the zero
34 static void time2str(char *r, curl_off_t seconds)
36 curl_off_t d, h, m, s;
38 strcpy(r, "--:--:--");
41 h = seconds / CURL_OFF_T_C(3600);
42 if(h <= CURL_OFF_T_C(99)) {
43 m = (seconds - (h*CURL_OFF_T_C(3600))) / CURL_OFF_T_C(60);
44 s = (seconds - (h*CURL_OFF_T_C(3600))) - (m*CURL_OFF_T_C(60));
45 snprintf(r, 9, "%2" CURL_FORMAT_CURL_OFF_T ":%02" CURL_FORMAT_CURL_OFF_T
46 ":%02" CURL_FORMAT_CURL_OFF_T, h, m, s);
49 /* this equals to more than 99 hours, switch to a more suitable output
50 format to fit within the limits. */
51 d = seconds / CURL_OFF_T_C(86400);
52 h = (seconds - (d*CURL_OFF_T_C(86400))) / CURL_OFF_T_C(3600);
53 if(d <= CURL_OFF_T_C(999))
54 snprintf(r, 9, "%3" CURL_FORMAT_CURL_OFF_T
55 "d %02" CURL_FORMAT_CURL_OFF_T "h", d, h);
57 snprintf(r, 9, "%7" CURL_FORMAT_CURL_OFF_T "d", d);
61 /* The point of this function would be to return a string of the input data,
62 but never longer than 5 columns (+ one zero byte).
63 Add suffix k, M, G when suitable... */
64 static char *max5data(curl_off_t bytes, char *max5)
66 #define ONE_KILOBYTE CURL_OFF_T_C(1024)
67 #define ONE_MEGABYTE (CURL_OFF_T_C(1024) * ONE_KILOBYTE)
68 #define ONE_GIGABYTE (CURL_OFF_T_C(1024) * ONE_MEGABYTE)
69 #define ONE_TERABYTE (CURL_OFF_T_C(1024) * ONE_GIGABYTE)
70 #define ONE_PETABYTE (CURL_OFF_T_C(1024) * ONE_TERABYTE)
72 if(bytes < CURL_OFF_T_C(100000))
73 snprintf(max5, 6, "%5" CURL_FORMAT_CURL_OFF_T, bytes);
75 else if(bytes < CURL_OFF_T_C(10000) * ONE_KILOBYTE)
76 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "k", bytes/ONE_KILOBYTE);
78 else if(bytes < CURL_OFF_T_C(100) * ONE_MEGABYTE)
79 /* 'XX.XM' is good as long as we're less than 100 megs */
80 snprintf(max5, 6, "%2" CURL_FORMAT_CURL_OFF_T ".%0"
81 CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE,
82 (bytes%ONE_MEGABYTE) / (ONE_MEGABYTE/CURL_OFF_T_C(10)) );
84 #if (CURL_SIZEOF_CURL_OFF_T > 4)
86 else if(bytes < CURL_OFF_T_C(10000) * ONE_MEGABYTE)
87 /* 'XXXXM' is good until we're at 10000MB or above */
88 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE);
90 else if(bytes < CURL_OFF_T_C(100) * ONE_GIGABYTE)
91 /* 10000 MB - 100 GB, we show it as XX.XG */
92 snprintf(max5, 6, "%2" CURL_FORMAT_CURL_OFF_T ".%0"
93 CURL_FORMAT_CURL_OFF_T "G", bytes/ONE_GIGABYTE,
94 (bytes%ONE_GIGABYTE) / (ONE_GIGABYTE/CURL_OFF_T_C(10)) );
96 else if(bytes < CURL_OFF_T_C(10000) * ONE_GIGABYTE)
97 /* up to 10000GB, display without decimal: XXXXG */
98 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "G", bytes/ONE_GIGABYTE);
100 else if(bytes < CURL_OFF_T_C(10000) * ONE_TERABYTE)
101 /* up to 10000TB, display without decimal: XXXXT */
102 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "T", bytes/ONE_TERABYTE);
105 /* up to 10000PB, display without decimal: XXXXP */
106 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "P", bytes/ONE_PETABYTE);
108 /* 16384 petabytes (16 exabytes) is the maximum a 64 bit unsigned number
109 can hold, but our data type is signed so 8192PB will be the maximum. */
114 snprintf(max5, 6, "%4" CURL_FORMAT_CURL_OFF_T "M", bytes/ONE_MEGABYTE);
123 New proposed interface, 9th of February 2000:
125 pgrsStartNow() - sets start time
126 pgrsSetDownloadSize(x) - known expected download size
127 pgrsSetUploadSize(x) - known expected upload size
128 pgrsSetDownloadCounter() - amount of data currently downloaded
129 pgrsSetUploadCounter() - amount of data currently uploaded
130 pgrsUpdate() - show progress
131 pgrsDone() - transfer complete
135 int Curl_pgrsDone(struct connectdata *conn)
138 struct SessionHandle *data = conn->data;
139 data->progress.lastshow=0;
140 rc = Curl_pgrsUpdate(conn); /* the final (forced) update */
144 if(!(data->progress.flags & PGRS_HIDE) &&
145 !data->progress.callback)
146 /* only output if we don't use a progress callback and we're not
148 fprintf(data->set.err, "\n");
150 data->progress.speeder_c = 0; /* reset the progress meter display */
154 /* reset all times except redirect, and reset the known transfer sizes */
155 void Curl_pgrsResetTimesSizes(struct SessionHandle *data)
157 data->progress.t_nslookup = 0.0;
158 data->progress.t_connect = 0.0;
159 data->progress.t_pretransfer = 0.0;
160 data->progress.t_starttransfer = 0.0;
162 Curl_pgrsSetDownloadSize(data, -1);
163 Curl_pgrsSetUploadSize(data, -1);
166 void Curl_pgrsTime(struct SessionHandle *data, timerid timer)
168 struct timeval now = Curl_tvnow();
176 /* This is set at the start of a transfer */
177 data->progress.t_startop = now;
179 case TIMER_STARTSINGLE:
180 /* This is set at the start of each single fetch */
181 data->progress.t_startsingle = now;
184 case TIMER_STARTACCEPT:
185 data->progress.t_acceptdata = Curl_tvnow();
188 case TIMER_NAMELOOKUP:
189 data->progress.t_nslookup =
190 Curl_tvdiff_secs(now, data->progress.t_startsingle);
193 data->progress.t_connect =
194 Curl_tvdiff_secs(now, data->progress.t_startsingle);
196 case TIMER_APPCONNECT:
197 data->progress.t_appconnect =
198 Curl_tvdiff_secs(now, data->progress.t_startsingle);
200 case TIMER_PRETRANSFER:
201 data->progress.t_pretransfer =
202 Curl_tvdiff_secs(now, data->progress.t_startsingle);
204 case TIMER_STARTTRANSFER:
205 data->progress.t_starttransfer =
206 Curl_tvdiff_secs(now, data->progress.t_startsingle);
208 case TIMER_POSTRANSFER:
209 /* this is the normal end-of-transfer thing */
212 data->progress.t_redirect = Curl_tvdiff_secs(now, data->progress.start);
217 void Curl_pgrsStartNow(struct SessionHandle *data)
219 data->progress.speeder_c = 0; /* reset the progress meter display */
220 data->progress.start = Curl_tvnow();
221 /* clear all bits except HIDE and HEADERS_OUT */
222 data->progress.flags &= PGRS_HIDE|PGRS_HEADERS_OUT;
225 void Curl_pgrsSetDownloadCounter(struct SessionHandle *data, curl_off_t size)
227 data->progress.downloaded = size;
230 void Curl_pgrsSetUploadCounter(struct SessionHandle *data, curl_off_t size)
232 data->progress.uploaded = size;
235 void Curl_pgrsSetDownloadSize(struct SessionHandle *data, curl_off_t size)
238 data->progress.size_dl = size;
239 data->progress.flags |= PGRS_DL_SIZE_KNOWN;
242 data->progress.size_dl = 0;
243 data->progress.flags &= ~PGRS_DL_SIZE_KNOWN;
247 void Curl_pgrsSetUploadSize(struct SessionHandle *data, curl_off_t size)
250 data->progress.size_ul = size;
251 data->progress.flags |= PGRS_UL_SIZE_KNOWN;
254 data->progress.size_ul = 0;
255 data->progress.flags &= ~PGRS_UL_SIZE_KNOWN;
260 * Curl_pgrsUpdate() returns 0 for success or the value returned by the
263 int Curl_pgrsUpdate(struct connectdata *conn)
268 curl_off_t dlpercen=0;
269 curl_off_t ulpercen=0;
270 curl_off_t total_percen=0;
271 curl_off_t total_transfer;
272 curl_off_t total_expected_transfer;
273 curl_off_t timespent;
274 struct SessionHandle *data = conn->data;
275 int nowindex = data->progress.speeder_c% CURR_TIME;
277 int countindex; /* amount of seconds stored in the speeder array */
281 curl_off_t ulestimate=0;
282 curl_off_t dlestimate=0;
283 curl_off_t total_estimate;
286 now = Curl_tvnow(); /* what time is it */
288 /* The time spent so far (from the start) */
289 data->progress.timespent =
290 (double)(now.tv_sec - data->progress.start.tv_sec) +
291 (double)(now.tv_usec - data->progress.start.tv_usec)/1000000.0;
292 timespent = (curl_off_t)data->progress.timespent;
294 /* The average download speed this far */
295 data->progress.dlspeed = (curl_off_t)
296 ((double)data->progress.downloaded/
297 (data->progress.timespent>0?data->progress.timespent:1));
299 /* The average upload speed this far */
300 data->progress.ulspeed = (curl_off_t)
301 ((double)data->progress.uploaded/
302 (data->progress.timespent>0?data->progress.timespent:1));
304 /* Calculations done at most once a second, unless end is reached */
305 if(data->progress.lastshow != (long)now.tv_sec) {
308 data->progress.lastshow = now.tv_sec;
310 /* Let's do the "current speed" thing, which should use the fastest
311 of the dl/ul speeds. Store the faster speed at entry 'nowindex'. */
312 data->progress.speeder[ nowindex ] =
313 data->progress.downloaded>data->progress.uploaded?
314 data->progress.downloaded:data->progress.uploaded;
316 /* remember the exact time for this moment */
317 data->progress.speeder_time [ nowindex ] = now;
319 /* advance our speeder_c counter, which is increased every time we get
320 here and we expect it to never wrap as 2^32 is a lot of seconds! */
321 data->progress.speeder_c++;
323 /* figure out how many index entries of data we have stored in our speeder
324 array. With N_ENTRIES filled in, we have about N_ENTRIES-1 seconds of
325 transfer. Imagine, after one second we have filled in two entries,
326 after two seconds we've filled in three entries etc. */
327 countindex = ((data->progress.speeder_c>=CURR_TIME)?
328 CURR_TIME:data->progress.speeder_c) - 1;
330 /* first of all, we don't do this if there's no counted seconds yet */
334 /* Get the index position to compare with the 'nowindex' position.
335 Get the oldest entry possible. While we have less than CURR_TIME
336 entries, the first entry will remain the oldest. */
337 checkindex = (data->progress.speeder_c>=CURR_TIME)?
338 data->progress.speeder_c%CURR_TIME:0;
340 /* Figure out the exact time for the time span */
341 span_ms = Curl_tvdiff(now,
342 data->progress.speeder_time[checkindex]);
344 span_ms=1; /* at least one millisecond MUST have passed */
346 /* Calculate the average speed the last 'span_ms' milliseconds */
348 curl_off_t amount = data->progress.speeder[nowindex]-
349 data->progress.speeder[checkindex];
351 if(amount > CURL_OFF_T_C(4294967) /* 0xffffffff/1000 */)
352 /* the 'amount' value is bigger than would fit in 32 bits if
353 multiplied with 1000, so we use the double math for this */
354 data->progress.current_speed = (curl_off_t)
355 ((double)amount/((double)span_ms/1000.0));
357 /* the 'amount' value is small enough to fit within 32 bits even
358 when multiplied with 1000 */
359 data->progress.current_speed = amount*CURL_OFF_T_C(1000)/span_ms;
363 /* the first second we use the main average */
364 data->progress.current_speed =
365 (data->progress.ulspeed>data->progress.dlspeed)?
366 data->progress.ulspeed:data->progress.dlspeed;
368 } /* Calculations end */
370 if(!(data->progress.flags & PGRS_HIDE)) {
371 /* progress meter has not been shut off */
373 if(data->set.fxferinfo) {
374 /* There's a callback set, call that */
375 result= data->set.fxferinfo(data->set.progress_client,
376 data->progress.size_dl,
377 data->progress.downloaded,
378 data->progress.size_ul,
379 data->progress.uploaded);
381 failf(data, "Callback aborted");
384 else if(data->set.fprogress) {
385 /* The older deprecated callback is set, call that */
386 result= data->set.fprogress(data->set.progress_client,
387 (double)data->progress.size_dl,
388 (double)data->progress.downloaded,
389 (double)data->progress.size_ul,
390 (double)data->progress.uploaded);
392 failf(data, "Callback aborted");
397 /* only show the internal progress meter once per second */
400 /* If there's no external callback set, use internal code to show
403 if(!(data->progress.flags & PGRS_HEADERS_OUT)) {
404 if(data->state.resume_from) {
405 fprintf(data->set.err,
406 "** Resuming transfer from byte position %"
407 CURL_FORMAT_CURL_OFF_T "\n", data->state.resume_from);
409 fprintf(data->set.err,
410 " %% Total %% Received %% Xferd Average Speed "
411 "Time Time Time Current\n"
413 "Total Spent Left Speed\n");
414 data->progress.flags |= PGRS_HEADERS_OUT; /* headers are shown */
417 /* Figure out the estimated time of arrival for the upload */
418 if((data->progress.flags & PGRS_UL_SIZE_KNOWN) &&
419 (data->progress.ulspeed > CURL_OFF_T_C(0))) {
420 ulestimate = data->progress.size_ul / data->progress.ulspeed;
422 if(data->progress.size_ul > CURL_OFF_T_C(10000))
423 ulpercen = data->progress.uploaded /
424 (data->progress.size_ul/CURL_OFF_T_C(100));
425 else if(data->progress.size_ul > CURL_OFF_T_C(0))
426 ulpercen = (data->progress.uploaded*100) /
427 data->progress.size_ul;
430 /* ... and the download */
431 if((data->progress.flags & PGRS_DL_SIZE_KNOWN) &&
432 (data->progress.dlspeed > CURL_OFF_T_C(0))) {
433 dlestimate = data->progress.size_dl / data->progress.dlspeed;
435 if(data->progress.size_dl > CURL_OFF_T_C(10000))
436 dlpercen = data->progress.downloaded /
437 (data->progress.size_dl/CURL_OFF_T_C(100));
438 else if(data->progress.size_dl > CURL_OFF_T_C(0))
439 dlpercen = (data->progress.downloaded*100) /
440 data->progress.size_dl;
443 /* Now figure out which of them is slower and use that one for the
445 total_estimate = ulestimate>dlestimate?ulestimate:dlestimate;
447 /* create the three time strings */
448 time2str(time_left, total_estimate > 0?(total_estimate - timespent):0);
449 time2str(time_total, total_estimate);
450 time2str(time_spent, timespent);
452 /* Get the total amount of data expected to get transferred */
453 total_expected_transfer =
454 (data->progress.flags & PGRS_UL_SIZE_KNOWN?
455 data->progress.size_ul:data->progress.uploaded)+
456 (data->progress.flags & PGRS_DL_SIZE_KNOWN?
457 data->progress.size_dl:data->progress.downloaded);
459 /* We have transferred this much so far */
460 total_transfer = data->progress.downloaded + data->progress.uploaded;
462 /* Get the percentage of data transferred so far */
463 if(total_expected_transfer > CURL_OFF_T_C(10000))
464 total_percen = total_transfer /
465 (total_expected_transfer/CURL_OFF_T_C(100));
466 else if(total_expected_transfer > CURL_OFF_T_C(0))
467 total_percen = (total_transfer*100) / total_expected_transfer;
469 fprintf(data->set.err,
471 "%3" CURL_FORMAT_CURL_OFF_T " %s "
472 "%3" CURL_FORMAT_CURL_OFF_T " %s "
473 "%3" CURL_FORMAT_CURL_OFF_T " %s %s %s %s %s %s %s",
474 total_percen, /* 3 letters */ /* total % */
475 max5data(total_expected_transfer, max5[2]), /* total size */
476 dlpercen, /* 3 letters */ /* rcvd % */
477 max5data(data->progress.downloaded, max5[0]), /* rcvd size */
478 ulpercen, /* 3 letters */ /* xfer % */
479 max5data(data->progress.uploaded, max5[1]), /* xfer size */
480 max5data(data->progress.dlspeed, max5[3]), /* avrg dl speed */
481 max5data(data->progress.ulspeed, max5[4]), /* avrg ul speed */
482 time_total, /* 8 letters */ /* total time */
483 time_spent, /* 8 letters */ /* time spent */
484 time_left, /* 8 letters */ /* time left */
485 max5data(data->progress.current_speed, max5[5]) /* current speed */
488 /* we flush the output stream to make it appear as soon as possible */
489 fflush(data->set.err);
491 } /* !(data->progress.flags & PGRS_HIDE) */