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 ***************************************************************************/
22 #include "tool_setup.h"
30 #elif defined(HAVE_SYS_UTIME_H)
31 # include <sys/utime.h>
38 #ifdef HAVE_NETINET_TCP_H
39 # include <netinet/tcp.h>
48 #define ENABLE_CURLX_PRINTF
49 /* use our own printf() functions */
52 #include "tool_binmode.h"
53 #include "tool_cfgable.h"
54 #include "tool_cb_dbg.h"
55 #include "tool_cb_hdr.h"
56 #include "tool_cb_prg.h"
57 #include "tool_cb_rea.h"
58 #include "tool_cb_see.h"
59 #include "tool_cb_wrt.h"
60 #include "tool_dirhie.h"
61 #include "tool_doswin.h"
62 #include "tool_easysrc.h"
63 #include "tool_getparam.h"
64 #include "tool_helpers.h"
65 #include "tool_homedir.h"
66 #include "tool_libinfo.h"
67 #include "tool_main.h"
68 #include "tool_metalink.h"
69 #include "tool_msgs.h"
70 #include "tool_operate.h"
71 #include "tool_operhlp.h"
72 #include "tool_paramhlp.h"
73 #include "tool_parsecfg.h"
74 #include "tool_setopt.h"
75 #include "tool_sleep.h"
76 #include "tool_urlglob.h"
77 #include "tool_util.h"
78 #include "tool_writeenv.h"
79 #include "tool_writeout.h"
80 #include "tool_xattr.h"
83 #include "memdebug.h" /* keep this as LAST include */
86 /* libcurl's debug builds provide an extra function */
87 CURLcode curl_easy_perform_ev(CURL *easy);
90 #define CURLseparator "--_curl_--"
93 /* since O_BINARY as used in bitmasks, setting it to zero makes it usable in
94 source code but yet it doesn't ruin anything */
98 #define CURL_CA_CERT_ERRORMSG1 \
99 "More details here: http://curl.haxx.se/docs/sslcerts.html\n\n" \
100 "curl performs SSL certificate verification by default, " \
101 "using a \"bundle\"\n" \
102 " of Certificate Authority (CA) public keys (CA certs). If the default\n" \
103 " bundle file isn't adequate, you can specify an alternate file\n" \
104 " using the --cacert option.\n"
106 #define CURL_CA_CERT_ERRORMSG2 \
107 "If this HTTPS server uses a certificate signed by a CA represented in\n" \
108 " the bundle, the certificate verification probably failed due to a\n" \
109 " problem with the certificate (it might be expired, or the name might\n" \
110 " not match the domain name in the URL).\n" \
111 "If you'd like to turn off curl's verification of the certificate, use\n" \
112 " the -k (or --insecure) option.\n"
114 static int is_fatal_error(int code)
117 /* TODO: Should CURLE_SSL_CACERT be included as critical error ? */
118 case CURLE_FAILED_INIT:
119 case CURLE_OUT_OF_MEMORY:
120 case CURLE_UNKNOWN_OPTION:
121 case CURLE_FUNCTION_NOT_FOUND:
122 case CURLE_BAD_FUNCTION_ARGUMENT:
128 /* no error or not critical */
134 * get_vms_file_size does what it takes to get the real size of the file
136 * For fixed files, find out the size of the EOF block and adjust.
138 * For all others, have to read the entire file in, discarding the contents.
139 * Most posted text files will be small, and binary files like zlib archives
140 * and CD/DVD images should be either a STREAM_LF format or a fixed format.
143 static curl_off_t vms_realfilesize(const char * name,
144 const struct_stat * stat_buf)
151 file = fopen(name, "r");
157 while(ret_stat > 0) {
158 ret_stat = fread(buffer, 1, sizeof(buffer), file);
169 * VmsSpecialSize checks to see if the stat st_size can be trusted and
170 * if not to call a routine to get the correct size.
173 static curl_off_t VmsSpecialSize(const char * name,
174 const struct_stat * stat_buf)
176 switch(stat_buf->st_fab_rfm) {
179 return vms_realfilesize(name, stat_buf);
182 return stat_buf->st_size;
187 static CURLcode operate_init(struct Configurable *config)
189 /* Get a curl handle to use for all forthcoming curl transfers */
190 config->easy = curl_easy_init();
192 helpf(config->errors, "error initializing curl easy handle\n");
193 return CURLE_FAILED_INIT;
196 /* Setup proper locale from environment */
197 #ifdef HAVE_SETLOCALE
198 setlocale(LC_ALL, "");
204 static int operate_do(struct Configurable *config)
206 char errorbuffer[CURL_ERROR_SIZE];
207 struct ProgressData progressbar;
208 struct getout *urlnode;
210 struct HdrCbData hdrcbdata;
211 struct OutStruct heads;
213 metalinkfile *mlfile_last = NULL;
215 CURL *curl = config->easy;
216 char *httpgetfields = NULL;
221 bool orig_noprogress;
224 errorbuffer[0] = '\0';
225 /* default headers output stream is stdout */
226 memset(&hdrcbdata, 0, sizeof(struct HdrCbData));
227 memset(&heads, 0, sizeof(struct OutStruct));
228 heads.stream = stdout;
229 heads.config = config;
232 ** Beyond this point no return'ing from this function allowed.
233 ** Jump to label 'quit_curl' in order to abandon this function
234 ** from outside of nested loops further down below.
237 if(config->userpwd && !config->xoauth2_bearer) {
238 res = checkpasswd("host", &config->userpwd);
243 if(config->proxyuserpwd) {
244 res = checkpasswd("proxy", &config->proxyuserpwd);
249 if(!config->url_list || !config->url_list->url) {
250 helpf(config->errors, "no URL specified!\n");
251 res = CURLE_FAILED_INIT;
255 if(!config->useragent)
256 config->useragent = my_useragent();
257 if(!config->useragent) {
258 helpf(config->errors, "out of memory\n");
259 res = CURLE_OUT_OF_MEMORY;
263 /* On WIN32 we can't set the path to curl-ca-bundle.crt
264 * at compile time. So we look here for the file in two ways:
265 * 1: look at the environment variable CURL_CA_BUNDLE for a path
266 * 2: if #1 isn't found, use the windows API function SearchPath()
267 * to find it along the app's path (includes app's dir and CWD)
269 * We support the environment variable thing for non-Windows platforms
270 * too. Just for the sake of it.
272 if(!config->cacert &&
274 !config->insecure_ok) {
276 env = curlx_getenv("CURL_CA_BUNDLE");
278 config->cacert = strdup(env);
279 if(!config->cacert) {
281 helpf(config->errors, "out of memory\n");
282 res = CURLE_OUT_OF_MEMORY;
287 env = curlx_getenv("SSL_CERT_DIR");
289 config->capath = strdup(env);
290 if(!config->capath) {
292 helpf(config->errors, "out of memory\n");
293 res = CURLE_OUT_OF_MEMORY;
298 env = curlx_getenv("SSL_CERT_FILE");
300 config->cacert = strdup(env);
301 if(!config->cacert) {
303 helpf(config->errors, "out of memory\n");
304 res = CURLE_OUT_OF_MEMORY;
315 res = FindWin32CACert(config, "curl-ca-bundle.crt");
322 if(config->postfields) {
323 if(config->use_httpget) {
324 /* Use the postfields data for a http get */
325 httpgetfields = strdup(config->postfields);
326 Curl_safefree(config->postfields);
328 helpf(config->errors, "out of memory\n");
329 res = CURLE_OUT_OF_MEMORY;
332 if(SetHTTPrequest(config,
333 (config->no_body?HTTPREQ_HEAD:HTTPREQ_GET),
340 if(SetHTTPrequest(config, HTTPREQ_SIMPLEPOST, &config->httpreq)) {
347 #ifndef CURL_DISABLE_LIBCURL_OPTION
348 res = easysrc_init();
350 helpf(config->errors, "out of memory\n");
355 /* Single header file for all URLs */
356 if(config->headerfile) {
357 /* open file for output: */
358 if(!curlx_strequal(config->headerfile, "-")) {
359 FILE *newfile = fopen(config->headerfile, "wb");
361 warnf(config, "Failed to open %s\n", config->headerfile);
362 res = CURLE_WRITE_ERROR;
366 heads.filename = config->headerfile;
367 heads.s_isreg = TRUE;
368 heads.fopened = TRUE;
369 heads.stream = newfile;
373 /* always use binary mode for protocol header output */
374 set_binmode(heads.stream);
378 /* save the values of noprogress and isatty to restore them later on */
379 orig_noprogress = config->noprogress;
380 orig_isatty = config->isatty;
383 ** Nested loops start here.
386 /* loop through the list of given URLs */
388 for(urlnode = config->url_list; urlnode; urlnode = urlnode->next) {
390 unsigned long up; /* upload file counter within a single upload glob */
391 char *infiles; /* might be a glob pattern */
393 unsigned long infilenum;
396 int metalink = 0; /* nonzero for metalink download. */
397 metalinkfile *mlfile;
398 metalink_resource *mlres;
404 if(urlnode->flags & GETOUT_METALINK) {
406 if(mlfile_last == NULL) {
407 mlfile_last = config->metalinkfile_list;
409 mlfile = mlfile_last;
410 mlfile_last = mlfile_last->next;
411 mlres = mlfile->resource;
418 /* urlnode->url is the full URL (it might be NULL) */
421 /* This node has no URL. Free node data without destroying the
422 node itself nor modifying next pointer and continue to next */
423 Curl_safefree(urlnode->outfile);
424 Curl_safefree(urlnode->infile);
426 continue; /* next URL please */
429 /* save outfile pattern before expansion */
430 if(urlnode->outfile) {
431 outfiles = strdup(urlnode->outfile);
433 helpf(config->errors, "out of memory\n");
434 res = CURLE_OUT_OF_MEMORY;
439 infiles = urlnode->infile;
441 if(!config->globoff && infiles) {
442 /* Unless explicitly shut off */
443 res = glob_url(&inglob, infiles, &infilenum,
444 config->showerror?config->errors:NULL);
446 Curl_safefree(outfiles);
451 /* Here's the loop for uploading multiple files within the same
452 single globbed string. If no upload, we enter the loop once anyway. */
453 for(up = 0 ; up < infilenum; up++) {
455 char *uploadfile; /* a single file, never a glob */
458 unsigned long urlnum;
468 res = glob_next_url(&uploadfile, inglob);
469 if(res == CURLE_OUT_OF_MEMORY)
470 helpf(config->errors, "out of memory\n");
473 uploadfile = strdup(infiles);
475 helpf(config->errors, "out of memory\n");
476 res = CURLE_OUT_OF_MEMORY;
486 /* For Metalink download, we don't use glob. Instead we use
487 the number of resources as urlnum. */
488 urlnum = count_next_metalink_resource(mlfile);
491 if(!config->globoff) {
492 /* Unless explicitly shut off, we expand '{...}' and '[...]'
493 expressions and return total number of URLs in pattern set */
494 res = glob_url(&urls, urlnode->url, &urlnum,
495 config->showerror?config->errors:NULL);
497 Curl_safefree(uploadfile);
502 urlnum = 1; /* without globbing, this is a single URL */
504 /* if multiple files extracted to stdout, insert separators! */
505 separator= ((!outfiles || curlx_strequal(outfiles, "-")) && urlnum > 1);
507 /* Here's looping around each globbed URL */
508 for(li = 0 ; li < urlnum; li++) {
513 struct OutStruct outs;
514 struct InStruct input;
515 struct timeval retrystart;
516 curl_off_t uploadfilesize;
517 long retry_numretries;
518 long retry_sleep_default;
520 char *this_url = NULL;
521 int metalink_next_res = 0;
526 uploadfilesize = -1; /* -1 means unknown */
528 /* default output stream is stdout */
529 memset(&outs, 0, sizeof(struct OutStruct));
530 outs.stream = stdout;
531 outs.config = config;
534 /* For Metalink download, use name in Metalink file as
536 outfile = strdup(mlfile->filename);
538 res = CURLE_OUT_OF_MEMORY;
541 this_url = strdup(mlres->url);
543 res = CURLE_OUT_OF_MEMORY;
549 res = glob_next_url(&this_url, urls);
554 this_url = strdup(urlnode->url);
556 res = CURLE_OUT_OF_MEMORY;
566 outfile = strdup(outfiles);
568 res = CURLE_OUT_OF_MEMORY;
574 if(((urlnode->flags&GETOUT_USEREMOTE) ||
575 (outfile && !curlx_strequal("-", outfile))) &&
576 (metalink || !config->use_metalink)) {
579 * We have specified a file name to store the result in, or we have
580 * decided we want to use the remote file name.
584 /* extract the file name from the URL */
585 res = get_url_file_name(&outfile, this_url);
588 if((!outfile || !*outfile) && !config->content_disposition) {
589 helpf(config->errors, "Remote file name has no length!\n");
590 res = CURLE_WRITE_ERROR;
593 #if defined(MSDOS) || defined(WIN32)
594 /* For DOS and WIN32, we do some major replacing of
595 bad characters in the file name before using it */
596 outfile = sanitize_dos_name(outfile);
598 res = CURLE_OUT_OF_MEMORY;
601 #endif /* MSDOS || WIN32 */
604 /* fill '#1' ... '#9' terms from URL pattern */
605 char *storefile = outfile;
606 res = glob_match_url(&outfile, storefile, urls);
607 Curl_safefree(storefile);
610 warnf(config, "bad output glob!\n");
615 /* Create the directory hierarchy, if not pre-existent to a multiple
618 if(config->create_dirs || metalink) {
619 res = create_dir_hierarchy(outfile, config->errors);
620 /* create_dir_hierarchy shows error upon CURLE_WRITE_ERROR */
621 if(res == CURLE_WRITE_ERROR)
628 if((urlnode->flags & GETOUT_USEREMOTE)
629 && config->content_disposition) {
630 /* Our header callback MIGHT set the filename */
631 DEBUGASSERT(!outs.filename);
634 if(config->resume_from_current) {
635 /* We're told to continue from where we are now. Get the size
636 of the file as it is now and open it for append instead */
637 struct_stat fileinfo;
638 /* VMS -- Danger, the filesize is only valid for stream files */
639 if(0 == stat(outfile, &fileinfo))
640 /* set offset to current file size: */
641 config->resume_from = fileinfo.st_size;
643 /* let offset be 0 */
644 config->resume_from = 0;
647 if(config->resume_from) {
649 /* open file for output, forcing VMS output format into stream
650 mode which is needed for stat() call above to always work. */
651 FILE *file = fopen(outfile, config->resume_from?"ab":"wb",
652 "ctx=stm", "rfm=stmlf", "rat=cr", "mrs=0");
654 /* open file for output: */
655 FILE *file = fopen(outfile, config->resume_from?"ab":"wb");
658 helpf(config->errors, "Can't open '%s'!\n", outfile);
659 res = CURLE_WRITE_ERROR;
664 outs.init = config->resume_from;
667 outs.stream = NULL; /* open when needed */
669 outs.filename = outfile;
673 if(uploadfile && !stdin_upload(uploadfile)) {
675 * We have specified a file to upload and it isn't "-".
677 struct_stat fileinfo;
679 this_url = add_file_name_to_url(curl, this_url, uploadfile);
681 res = CURLE_OUT_OF_MEMORY;
686 * Reading binary from files can be a problem... Only FIXED, VAR
687 * etc WITHOUT implied CC will work Others need a \n appended to a
690 * - Stat gives a size but this is UNRELIABLE in VMS As a f.e. a
691 * fixed file with implied CC needs to have a byte added for every
692 * record processed, this can by derived from Filesize & recordsize
693 * for VARiable record files the records need to be counted! for
694 * every record add 1 for linefeed and subtract 2 for the record
695 * header for VARIABLE header files only the bare record data needs
696 * to be considered with one appended if implied CC
699 /* Calculate the real upload site for VMS */
701 if(stat(uploadfile, &fileinfo) == 0) {
702 fileinfo.st_size = VmsSpecialSize(uploadfile, &fileinfo);
703 switch (fileinfo.st_fab_rfm) {
707 infd = open(uploadfile, O_RDONLY | O_BINARY);
710 infd = open(uploadfile, O_RDONLY | O_BINARY,
711 "rfm=stmlf", "ctx=stm");
716 infd = open(uploadfile, O_RDONLY | O_BINARY);
717 if((infd == -1) || fstat(infd, &fileinfo))
720 helpf(config->errors, "Can't open '%s'!\n", uploadfile);
725 res = CURLE_READ_ERROR;
730 /* we ignore file size for char/block devices, sockets, etc. */
731 if(S_ISREG(fileinfo.st_mode))
732 uploadfilesize = fileinfo.st_size;
735 else if(uploadfile && stdin_upload(uploadfile)) {
736 /* count to see if there are more than one auth bit set
737 in the authtype field */
740 while(bitcheck < 32) {
741 if(config->authtype & (1UL << bitcheck++)) {
744 /* more than one, we're done! */
751 * If the user has also selected --anyauth or --proxy-anyauth
752 * we should warn him/her.
754 if(config->proxyanyauth || (authbits>1)) {
756 "Using --anyauth or --proxy-anyauth with upload from stdin"
757 " involves a big risk of it not working. Use a temporary"
758 " file or a fixed auth type instead!\n");
761 DEBUGASSERT(infdopen == FALSE);
762 DEBUGASSERT(infd == STDIN_FILENO);
765 if(curlx_strequal(uploadfile, ".")) {
766 if(curlx_nonblock((curl_socket_t)infd, TRUE) < 0)
768 "fcntl failed on fd=%d: %s\n", infd, strerror(errno));
772 if(uploadfile && config->resume_from_current)
773 config->resume_from = -1; /* -1 will then force get-it-yourself */
775 if(output_expected(this_url, uploadfile)
776 && outs.stream && isatty(fileno(outs.stream)))
777 /* we send the output to a tty, therefore we switch off the progress
779 config->noprogress = config->isatty = TRUE;
781 /* progress meter is per download, so restore config
783 config->noprogress = orig_noprogress;
784 config->isatty = orig_isatty;
787 if(urlnum > 1 && !(config->mute)) {
788 fprintf(config->errors, "\n[%lu/%lu]: %s --> %s\n",
789 li+1, urlnum, this_url, outfile ? outfile : "<stdout>");
791 printf("%s%s\n", CURLseparator, this_url);
795 /* Find out whether the url contains a file name */
796 const char *pc = strstr(this_url, "://");
803 pc = strrchr(pc, '/'); /* check for a slash */
806 /* there is a slash present in the URL */
809 /* Ouch, there's already a question mark in the URL string, we
810 then append the data with an ampersand separator instead! */
814 * Then append ? followed by the get fields to the url.
817 urlbuffer = aprintf("%s%c%s", this_url, sep, httpgetfields);
819 /* Append / before the ? to create a well-formed url
820 if the url contains a hostname only
822 urlbuffer = aprintf("%s/?%s", this_url, httpgetfields);
825 res = CURLE_OUT_OF_MEMORY;
829 Curl_safefree(this_url); /* free previous URL */
830 this_url = urlbuffer; /* use our new URL instead! */
834 config->errors = stderr;
836 if((!outfile || !strcmp(outfile, "-")) && !config->use_ascii) {
837 /* We get the output to stdout and we have not got the ASCII/text
838 flag, then set stdout to be binary */
842 if(config->tcp_nodelay)
843 my_setopt(curl, CURLOPT_TCP_NODELAY, 1L);
846 my_setopt(curl, CURLOPT_WRITEDATA, &outs);
847 if(metalink || !config->use_metalink)
848 /* what call to write */
849 my_setopt(curl, CURLOPT_WRITEFUNCTION, tool_write_cb);
852 /* Set Metalink specific write callback function to parse
853 XML data progressively. */
854 my_setopt(curl, CURLOPT_WRITEFUNCTION, metalink_write_cb);
855 #endif /* USE_METALINK */
859 input.config = config;
860 /* Note that if CURLOPT_READFUNCTION is fread (the default), then
861 * lib/telnet.c will Curl_poll() on the input file descriptor
862 * rather then calling the READFUNCTION at regular intervals.
863 * The circumstances in which it is preferable to enable this
864 * behaviour, by omitting to set the READFUNCTION & READDATA options,
865 * have not been determined.
867 my_setopt(curl, CURLOPT_READDATA, &input);
868 /* what call to read */
869 my_setopt(curl, CURLOPT_READFUNCTION, tool_read_cb);
871 /* in 7.18.0, the CURLOPT_SEEKFUNCTION/DATA pair is taking over what
872 CURLOPT_IOCTLFUNCTION/DATA pair previously provided for seeking */
873 my_setopt(curl, CURLOPT_SEEKDATA, &input);
874 my_setopt(curl, CURLOPT_SEEKFUNCTION, tool_seek_cb);
876 if(config->recvpersecond)
877 /* tell libcurl to use a smaller sized buffer as it allows us to
878 make better sleeps! 7.9.9 stuff! */
879 my_setopt(curl, CURLOPT_BUFFERSIZE, (long)config->recvpersecond);
881 /* size of uploaded file: */
882 if(uploadfilesize != -1)
883 my_setopt(curl, CURLOPT_INFILESIZE_LARGE, uploadfilesize);
884 my_setopt_str(curl, CURLOPT_URL, this_url); /* what to fetch */
885 my_setopt(curl, CURLOPT_NOPROGRESS, config->noprogress?1L:0L);
886 if(config->no_body) {
887 my_setopt(curl, CURLOPT_NOBODY, 1L);
888 my_setopt(curl, CURLOPT_HEADER, 1L);
890 /* If --metalink is used, we ignore --include (headers in
891 output) option because mixing headers to the body will
892 confuse XML parser and/or hash check will fail. */
893 else if(!config->use_metalink)
894 my_setopt(curl, CURLOPT_HEADER, config->include_headers?1L:0L);
896 if(config->xoauth2_bearer)
897 my_setopt_str(curl, CURLOPT_XOAUTH2_BEARER, config->xoauth2_bearer);
899 #if !defined(CURL_DISABLE_PROXY)
901 /* TODO: Make this a run-time check instead of compile-time one. */
903 my_setopt_str(curl, CURLOPT_PROXY, config->proxy);
904 my_setopt_str(curl, CURLOPT_PROXYUSERPWD, config->proxyuserpwd);
906 /* new in libcurl 7.3 */
907 my_setopt(curl, CURLOPT_HTTPPROXYTUNNEL, config->proxytunnel?1L:0L);
909 /* new in libcurl 7.5 */
911 my_setopt_enum(curl, CURLOPT_PROXYTYPE, (long)config->proxyver);
913 /* new in libcurl 7.10 */
914 if(config->socksproxy) {
915 my_setopt_str(curl, CURLOPT_PROXY, config->socksproxy);
916 my_setopt_enum(curl, CURLOPT_PROXYTYPE, (long)config->socksver);
919 /* new in libcurl 7.10.6 */
920 if(config->proxyanyauth)
921 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
923 else if(config->proxynegotiate)
924 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
925 (long)CURLAUTH_GSSNEGOTIATE);
926 else if(config->proxyntlm)
927 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
928 (long)CURLAUTH_NTLM);
929 else if(config->proxydigest)
930 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
931 (long)CURLAUTH_DIGEST);
932 else if(config->proxybasic)
933 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
934 (long)CURLAUTH_BASIC);
936 /* new in libcurl 7.19.4 */
937 my_setopt(curl, CURLOPT_NOPROXY, config->noproxy);
941 my_setopt(curl, CURLOPT_FAILONERROR, config->failonerror?1L:0L);
942 my_setopt(curl, CURLOPT_UPLOAD, uploadfile?1L:0L);
943 my_setopt(curl, CURLOPT_DIRLISTONLY, config->dirlistonly?1L:0L);
944 my_setopt(curl, CURLOPT_APPEND, config->ftp_append?1L:0L);
946 if(config->netrc_opt)
947 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_OPTIONAL);
948 else if(config->netrc || config->netrc_file)
949 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_REQUIRED);
951 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_IGNORED);
953 if(config->netrc_file)
954 my_setopt(curl, CURLOPT_NETRC_FILE, config->netrc_file);
956 my_setopt(curl, CURLOPT_TRANSFERTEXT, config->use_ascii?1L:0L);
957 if(config->login_options)
958 my_setopt_str(curl, CURLOPT_LOGIN_OPTIONS, config->login_options);
959 my_setopt_str(curl, CURLOPT_USERPWD, config->userpwd);
960 my_setopt_str(curl, CURLOPT_RANGE, config->range);
961 my_setopt(curl, CURLOPT_ERRORBUFFER, errorbuffer);
962 my_setopt(curl, CURLOPT_TIMEOUT_MS, (long)(config->timeout * 1000));
964 if(built_in_protos & CURLPROTO_HTTP) {
968 my_setopt(curl, CURLOPT_FOLLOWLOCATION,
969 config->followlocation?1L:0L);
970 my_setopt(curl, CURLOPT_UNRESTRICTED_AUTH,
971 config->unrestricted_auth?1L:0L);
973 switch(config->httpreq) {
974 case HTTPREQ_SIMPLEPOST:
975 my_setopt_str(curl, CURLOPT_POSTFIELDS,
977 my_setopt(curl, CURLOPT_POSTFIELDSIZE_LARGE,
978 config->postfieldsize);
981 my_setopt_httppost(curl, CURLOPT_HTTPPOST, config->httppost);
987 my_setopt_str(curl, CURLOPT_REFERER, config->referer);
988 my_setopt(curl, CURLOPT_AUTOREFERER, config->autoreferer?1L:0L);
989 my_setopt_str(curl, CURLOPT_USERAGENT, config->useragent);
990 my_setopt_slist(curl, CURLOPT_HTTPHEADER, config->headers);
992 /* new in libcurl 7.5 */
993 my_setopt(curl, CURLOPT_MAXREDIRS, config->maxredirs);
995 /* new in libcurl 7.9.1 */
996 if(config->httpversion)
997 my_setopt_enum(curl, CURLOPT_HTTP_VERSION, config->httpversion);
999 /* new in libcurl 7.10.6 (default is Basic) */
1000 if(config->authtype)
1001 my_setopt_bitmask(curl, CURLOPT_HTTPAUTH, (long)config->authtype);
1003 /* curl 7.19.1 (the 301 version existed in 7.18.2),
1004 303 was added in 7.26.0 */
1006 postRedir |= CURL_REDIR_POST_301;
1008 postRedir |= CURL_REDIR_POST_302;
1010 postRedir |= CURL_REDIR_POST_303;
1011 my_setopt(curl, CURLOPT_POSTREDIR, postRedir);
1013 /* new in libcurl 7.21.6 */
1014 if(config->encoding)
1015 my_setopt_str(curl, CURLOPT_ACCEPT_ENCODING, "");
1017 /* new in libcurl 7.21.6 */
1018 if(config->tr_encoding)
1019 my_setopt(curl, CURLOPT_TRANSFER_ENCODING, 1L);
1021 } /* (built_in_protos & CURLPROTO_HTTP) */
1023 my_setopt_str(curl, CURLOPT_FTPPORT, config->ftpport);
1024 my_setopt(curl, CURLOPT_LOW_SPEED_LIMIT,
1025 config->low_speed_limit);
1026 my_setopt(curl, CURLOPT_LOW_SPEED_TIME, config->low_speed_time);
1027 my_setopt(curl, CURLOPT_MAX_SEND_SPEED_LARGE,
1028 config->sendpersecond);
1029 my_setopt(curl, CURLOPT_MAX_RECV_SPEED_LARGE,
1030 config->recvpersecond);
1032 if(config->use_resume)
1033 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, config->resume_from);
1035 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, CURL_OFF_T_C(0));
1037 my_setopt_str(curl, CURLOPT_SSLCERT, config->cert);
1038 my_setopt_str(curl, CURLOPT_SSLCERTTYPE, config->cert_type);
1039 my_setopt_str(curl, CURLOPT_SSLKEY, config->key);
1040 my_setopt_str(curl, CURLOPT_SSLKEYTYPE, config->key_type);
1041 my_setopt_str(curl, CURLOPT_KEYPASSWD, config->key_passwd);
1043 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1045 /* SSH and SSL private key uses same command-line option */
1046 /* new in libcurl 7.16.1 */
1047 my_setopt_str(curl, CURLOPT_SSH_PRIVATE_KEYFILE, config->key);
1048 /* new in libcurl 7.16.1 */
1049 my_setopt_str(curl, CURLOPT_SSH_PUBLIC_KEYFILE, config->pubkey);
1051 /* new in libcurl 7.17.1: SSH host key md5 checking allows us
1052 to fail if we are not talking to who we think we should */
1053 my_setopt_str(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_MD5,
1054 config->hostpubmd5);
1058 my_setopt_str(curl, CURLOPT_CAINFO, config->cacert);
1060 my_setopt_str(curl, CURLOPT_CAPATH, config->capath);
1062 my_setopt_str(curl, CURLOPT_CRLFILE, config->crlfile);
1064 if(curlinfo->features & CURL_VERSION_SSL) {
1065 if(config->insecure_ok) {
1066 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
1067 my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
1070 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
1071 /* libcurl default is strict verifyhost -> 2L */
1072 /* my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 2L); */
1076 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1077 if(!config->insecure_ok) {
1080 res = CURLE_OUT_OF_MEMORY;
1083 file = aprintf("%s/%sssh/known_hosts", home, DOT_CHAR);
1085 /* new in curl 7.19.6 */
1086 res = res_setopt_str(curl, CURLOPT_SSH_KNOWNHOSTS, file);
1088 if(res == CURLE_UNKNOWN_OPTION)
1089 /* libssh2 version older than 1.1.1 */
1092 Curl_safefree(home);
1099 if(config->no_body || config->remote_time) {
1100 /* no body or use remote time */
1101 my_setopt(curl, CURLOPT_FILETIME, 1L);
1104 my_setopt(curl, CURLOPT_CRLF, config->crlf?1L:0L);
1105 my_setopt_slist(curl, CURLOPT_QUOTE, config->quote);
1106 my_setopt_slist(curl, CURLOPT_POSTQUOTE, config->postquote);
1107 my_setopt_slist(curl, CURLOPT_PREQUOTE, config->prequote);
1109 #if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
1111 /* TODO: Make this a run-time check instead of compile-time one. */
1114 my_setopt_str(curl, CURLOPT_COOKIE, config->cookie);
1116 if(config->cookiefile)
1117 my_setopt_str(curl, CURLOPT_COOKIEFILE, config->cookiefile);
1119 /* new in libcurl 7.9 */
1120 if(config->cookiejar)
1121 my_setopt_str(curl, CURLOPT_COOKIEJAR, config->cookiejar);
1123 /* new in libcurl 7.9.7 */
1124 my_setopt(curl, CURLOPT_COOKIESESSION, config->cookiesession?1L:0L);
1128 my_setopt_enum(curl, CURLOPT_SSLVERSION, config->ssl_version);
1129 my_setopt_enum(curl, CURLOPT_TIMECONDITION, (long)config->timecond);
1130 my_setopt(curl, CURLOPT_TIMEVALUE, (long)config->condtime);
1131 my_setopt_str(curl, CURLOPT_CUSTOMREQUEST, config->customrequest);
1132 my_setopt(curl, CURLOPT_STDERR, config->errors);
1134 /* three new ones in libcurl 7.3: */
1135 my_setopt_str(curl, CURLOPT_INTERFACE, config->iface);
1136 my_setopt_str(curl, CURLOPT_KRBLEVEL, config->krblevel);
1138 progressbarinit(&progressbar, config);
1139 if((config->progressmode == CURL_PROGRESS_BAR) &&
1140 !config->noprogress && !config->mute) {
1141 /* we want the alternative style, then we have to implement it
1143 my_setopt(curl, CURLOPT_XFERINFOFUNCTION, tool_progress_cb);
1144 my_setopt(curl, CURLOPT_XFERINFODATA, &progressbar);
1147 /* new in libcurl 7.24.0: */
1148 if(config->dns_servers)
1149 my_setopt_str(curl, CURLOPT_DNS_SERVERS, config->dns_servers);
1151 /* new in libcurl 7.33.0: */
1152 if(config->dns_interface)
1153 my_setopt_str(curl, CURLOPT_DNS_INTERFACE, config->dns_interface);
1154 if(config->dns_ipv4_addr)
1155 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP4, config->dns_ipv4_addr);
1156 if(config->dns_ipv6_addr)
1157 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP6, config->dns_ipv6_addr);
1159 /* new in libcurl 7.6.2: */
1160 my_setopt_slist(curl, CURLOPT_TELNETOPTIONS, config->telnet_options);
1162 /* new in libcurl 7.7: */
1163 my_setopt_str(curl, CURLOPT_RANDOM_FILE, config->random_file);
1164 my_setopt_str(curl, CURLOPT_EGDSOCKET, config->egd_file);
1165 my_setopt(curl, CURLOPT_CONNECTTIMEOUT_MS,
1166 (long)(config->connecttimeout * 1000));
1168 if(config->cipher_list)
1169 my_setopt_str(curl, CURLOPT_SSL_CIPHER_LIST, config->cipher_list);
1171 /* new in libcurl 7.9.2: */
1172 if(config->disable_epsv)
1174 my_setopt(curl, CURLOPT_FTP_USE_EPSV, 0L);
1176 /* new in libcurl 7.10.5 */
1177 if(config->disable_eprt)
1179 my_setopt(curl, CURLOPT_FTP_USE_EPRT, 0L);
1181 if(config->tracetype != TRACE_NONE) {
1182 my_setopt(curl, CURLOPT_DEBUGFUNCTION, tool_debug_cb);
1183 my_setopt(curl, CURLOPT_DEBUGDATA, config);
1184 my_setopt(curl, CURLOPT_VERBOSE, 1L);
1187 /* new in curl 7.9.3 */
1188 if(config->engine) {
1189 res = res_setopt_str(curl, CURLOPT_SSLENGINE, config->engine);
1192 my_setopt(curl, CURLOPT_SSLENGINE_DEFAULT, 1L);
1195 /* new in curl 7.10.7, extended in 7.19.4 but this only sets 0 or 1 */
1196 my_setopt(curl, CURLOPT_FTP_CREATE_MISSING_DIRS,
1197 config->ftp_create_dirs?1L:0L);
1199 /* new in curl 7.10.8 */
1200 if(config->max_filesize)
1201 my_setopt(curl, CURLOPT_MAXFILESIZE_LARGE,
1202 config->max_filesize);
1204 if(4 == config->ip_version)
1205 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
1206 else if(6 == config->ip_version)
1207 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V6);
1209 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_WHATEVER);
1211 /* new in curl 7.15.5 */
1212 if(config->ftp_ssl_reqd)
1213 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
1215 /* new in curl 7.11.0 */
1216 else if(config->ftp_ssl)
1217 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY);
1219 /* new in curl 7.16.0 */
1220 else if(config->ftp_ssl_control)
1221 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_CONTROL);
1223 /* new in curl 7.16.1 */
1224 if(config->ftp_ssl_ccc)
1225 my_setopt_enum(curl, CURLOPT_FTP_SSL_CCC,
1226 (long)config->ftp_ssl_ccc_mode);
1228 #if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
1230 /* TODO: Make this a run-time check instead of compile-time one. */
1232 /* new in curl 7.19.4 */
1233 if(config->socks5_gssapi_service)
1234 my_setopt_str(curl, CURLOPT_SOCKS5_GSSAPI_SERVICE,
1235 config->socks5_gssapi_service);
1237 /* new in curl 7.19.4 */
1238 if(config->socks5_gssapi_nec)
1239 my_setopt_str(curl, CURLOPT_SOCKS5_GSSAPI_NEC,
1240 config->socks5_gssapi_nec);
1244 my_setopt_str(curl, CURLOPT_FTP_ACCOUNT, config->ftp_account);
1246 my_setopt(curl, CURLOPT_IGNORE_CONTENT_LENGTH, config->ignorecl?1L:0L);
1249 my_setopt(curl, CURLOPT_FTP_SKIP_PASV_IP, config->ftp_skip_ip?1L:0L);
1252 my_setopt(curl, CURLOPT_FTP_FILEMETHOD, (long)config->ftp_filemethod);
1255 if(config->localport) {
1256 my_setopt(curl, CURLOPT_LOCALPORT, (long)config->localport);
1257 my_setopt_str(curl, CURLOPT_LOCALPORTRANGE,
1258 (long)config->localportrange);
1262 my_setopt_str(curl, CURLOPT_FTP_ALTERNATIVE_TO_USER,
1263 config->ftp_alternative_to_user);
1266 if(config->disable_sessionid)
1268 my_setopt(curl, CURLOPT_SSL_SESSIONID_CACHE, 0L);
1272 my_setopt(curl, CURLOPT_HTTP_CONTENT_DECODING, 0L);
1273 my_setopt(curl, CURLOPT_HTTP_TRANSFER_DECODING, 0L);
1277 if(!config->nokeepalive) {
1278 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
1279 if(config->alivetime != 0) {
1280 #if !defined(TCP_KEEPIDLE) || !defined(TCP_KEEPINTVL)
1281 warnf(config, "Keep-alive functionality somewhat crippled due to "
1282 "missing support in your operating system!\n");
1284 my_setopt(curl, CURLOPT_TCP_KEEPIDLE, config->alivetime);
1285 my_setopt(curl, CURLOPT_TCP_KEEPINTVL, config->alivetime);
1289 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 0L);
1292 if(config->tftp_blksize)
1293 my_setopt(curl, CURLOPT_TFTP_BLKSIZE, config->tftp_blksize);
1295 if(config->mail_from)
1296 my_setopt_str(curl, CURLOPT_MAIL_FROM, config->mail_from);
1298 if(config->mail_rcpt)
1299 my_setopt_slist(curl, CURLOPT_MAIL_RCPT, config->mail_rcpt);
1302 if(config->ftp_pret)
1303 my_setopt(curl, CURLOPT_FTP_USE_PRET, 1L);
1305 if(config->proto_present)
1306 my_setopt_flags(curl, CURLOPT_PROTOCOLS, config->proto);
1307 if(config->proto_redir_present)
1308 my_setopt_flags(curl, CURLOPT_REDIR_PROTOCOLS, config->proto_redir);
1310 if(config->content_disposition
1311 && (urlnode->flags & GETOUT_USEREMOTE)
1312 && (checkprefix("http://", this_url) ||
1313 checkprefix("https://", this_url)))
1314 hdrcbdata.honor_cd_filename = TRUE;
1316 hdrcbdata.honor_cd_filename = FALSE;
1318 hdrcbdata.outs = &outs;
1319 hdrcbdata.heads = &heads;
1321 my_setopt(curl, CURLOPT_HEADERFUNCTION, tool_header_cb);
1322 my_setopt(curl, CURLOPT_HEADERDATA, &hdrcbdata);
1326 my_setopt_slist(curl, CURLOPT_RESOLVE, config->resolve);
1329 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1330 if(config->tls_username)
1331 my_setopt_str(curl, CURLOPT_TLSAUTH_USERNAME,
1332 config->tls_username);
1333 if(config->tls_password)
1334 my_setopt_str(curl, CURLOPT_TLSAUTH_PASSWORD,
1335 config->tls_password);
1336 if(config->tls_authtype)
1337 my_setopt_str(curl, CURLOPT_TLSAUTH_TYPE,
1338 config->tls_authtype);
1342 if(config->gssapi_delegation)
1343 my_setopt_str(curl, CURLOPT_GSSAPI_DELEGATION,
1344 config->gssapi_delegation);
1347 if(config->ssl_allow_beast)
1348 my_setopt(curl, CURLOPT_SSL_OPTIONS, (long)CURLSSLOPT_ALLOW_BEAST);
1350 if(config->mail_auth)
1351 my_setopt_str(curl, CURLOPT_MAIL_AUTH, config->mail_auth);
1355 my_setopt(curl, CURLOPT_SASL_IR, 1L);
1358 my_setopt(curl, CURLOPT_SSL_ENABLE_NPN, 0L);
1361 if(config->noalpn) {
1362 my_setopt(curl, CURLOPT_SSL_ENABLE_ALPN, 0L);
1365 /* initialize retry vars for loop below */
1366 retry_sleep_default = (config->retry_delay) ?
1367 config->retry_delay*1000L : RETRY_SLEEP_DEFAULT; /* ms */
1369 retry_numretries = config->req_retry;
1370 retry_sleep = retry_sleep_default; /* ms */
1371 retrystart = tvnow();
1373 #ifndef CURL_DISABLE_LIBCURL_OPTION
1374 res = easysrc_perform();
1382 if(!metalink && config->use_metalink) {
1383 /* If outs.metalink_parser is non-NULL, delete it first. */
1384 if(outs.metalink_parser)
1385 metalink_parser_context_delete(outs.metalink_parser);
1386 outs.metalink_parser = metalink_parser_context_new();
1387 if(outs.metalink_parser == NULL) {
1388 res = CURLE_OUT_OF_MEMORY;
1391 fprintf(config->errors, "Metalink: parsing (%s) metalink/XML...\n",
1395 fprintf(config->errors, "Metalink: fetching (%s) from (%s)...\n",
1396 mlfile->filename, this_url);
1397 #endif /* USE_METALINK */
1400 if(config->test_event_based)
1401 res = curl_easy_perform_ev(curl);
1404 res = curl_easy_perform(curl);
1406 if(outs.is_cd_filename && outs.stream && !config->mute &&
1408 printf("curl: Saved to filename '%s'\n", outs.filename);
1410 /* if retry-max-time is non-zero, make sure we haven't exceeded the
1412 if(retry_numretries &&
1413 (!config->retry_maxtime ||
1414 (tvdiff(tvnow(), retrystart) <
1415 config->retry_maxtime*1000L)) ) {
1421 RETRY_LAST /* not used */
1424 if((CURLE_OPERATION_TIMEDOUT == res) ||
1425 (CURLE_COULDNT_RESOLVE_HOST == res) ||
1426 (CURLE_COULDNT_RESOLVE_PROXY == res) ||
1427 (CURLE_FTP_ACCEPT_TIMEOUT == res))
1428 /* retry timeout always */
1429 retry = RETRY_TIMEOUT;
1430 else if((CURLE_OK == res) ||
1431 (config->failonerror &&
1432 (CURLE_HTTP_RETURNED_ERROR == res))) {
1433 /* If it returned OK. _or_ failonerror was enabled and it
1434 returned due to such an error, check for HTTP transient
1435 errors to retry on. */
1436 char *effective_url = NULL;
1437 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1439 checkprefix("http", effective_url)) {
1440 /* This was HTTP(S) */
1441 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1444 case 500: /* Internal Server Error */
1445 case 502: /* Bad Gateway */
1446 case 503: /* Service Unavailable */
1447 case 504: /* Gateway Timeout */
1450 * At this point, we have already written data to the output
1451 * file (or terminal). If we write to a file, we must rewind
1452 * or close/re-open the file so that the next attempt starts
1453 * over from the beginning.
1455 * TODO: similar action for the upload case. We might need
1456 * to start over reading from a previous point if we have
1457 * uploaded something when this was returned.
1464 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1466 if(response/100 == 4)
1468 * This is typically when the FTP server only allows a certain
1469 * amount of users and we are not one of them. All 4xx codes
1476 static const char * const m[]={
1477 NULL, "timeout", "HTTP error", "FTP error"
1479 warnf(config, "Transient problem: %s "
1480 "Will retry in %ld seconds. "
1481 "%ld retries left.\n",
1482 m[retry], retry_sleep/1000L, retry_numretries);
1484 tool_go_sleep(retry_sleep);
1486 if(!config->retry_delay) {
1488 if(retry_sleep > RETRY_SLEEP_MAX)
1489 retry_sleep = RETRY_SLEEP_MAX;
1491 if(outs.bytes && outs.filename) {
1492 /* We have written data to a output file, we truncate file
1495 fprintf(config->errors, "Throwing away %"
1496 CURL_FORMAT_CURL_OFF_T " bytes\n",
1498 fflush(outs.stream);
1499 /* truncate file at the position where we started appending */
1500 #ifdef HAVE_FTRUNCATE
1501 if(ftruncate( fileno(outs.stream), outs.init)) {
1502 /* when truncate fails, we can't just append as then we'll
1503 create something strange, bail out */
1505 fprintf(config->errors,
1506 "failed to truncate, exiting\n");
1507 res = CURLE_WRITE_ERROR;
1510 /* now seek to the end of the file, the position where we
1511 just truncated the file in a large file-safe way */
1512 fseek(outs.stream, 0, SEEK_END);
1514 /* ftruncate is not available, so just reposition the file
1515 to the location we would have truncated it. This won't
1516 work properly with large files on 32-bit systems, but
1517 most of those will have ftruncate. */
1518 fseek(outs.stream, (long)outs.init, SEEK_SET);
1520 outs.bytes = 0; /* clear for next round */
1522 continue; /* curl_easy_perform loop */
1524 } /* if retry_numretries */
1526 /* Metalink: Decide to try the next resource or
1527 not. Basically, we want to try the next resource if
1528 download was not successful. */
1530 if(CURLE_OK == res) {
1531 /* TODO We want to try next resource when download was
1532 not successful. How to know that? */
1533 char *effective_url = NULL;
1534 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1536 curlx_strnequal(effective_url, "http", 4)) {
1537 /* This was HTTP(S) */
1538 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1539 if(response != 200 && response != 206) {
1540 metalink_next_res = 1;
1541 fprintf(config->errors,
1542 "Metalink: fetching (%s) from (%s) FAILED "
1543 "(HTTP status code %d)\n",
1544 mlfile->filename, this_url, response);
1549 metalink_next_res = 1;
1550 fprintf(config->errors,
1551 "Metalink: fetching (%s) from (%s) FAILED (%s)\n",
1552 mlfile->filename, this_url,
1554 errorbuffer : curl_easy_strerror((CURLcode)res));
1557 if(metalink && !metalink_next_res)
1558 fprintf(config->errors, "Metalink: fetching (%s) from (%s) OK\n",
1559 mlfile->filename, this_url);
1561 /* In all ordinary cases, just break out of loop here */
1562 break; /* curl_easy_perform loop */
1566 if((config->progressmode == CURL_PROGRESS_BAR) &&
1568 /* if the custom progress bar has been displayed, we output a
1570 fputs("\n", progressbar.out);
1572 if(config->writeout)
1573 ourWriteOut(curl, &outs, config->writeout);
1575 if(config->writeenv)
1579 ** Code within this loop may jump directly here to label 'show_error'
1580 ** in order to display an error message for CURLcode stored in 'res'
1581 ** variable and exit loop once that necessary writing and cleanup
1582 ** in label 'quit_urls' has been done.
1588 if(is_vms_shell()) {
1589 /* VMS DCL shell behavior */
1590 if(!config->showerror)
1591 vms_show = VMSSTS_HIDE;
1595 if(res && config->showerror) {
1596 fprintf(config->errors, "curl: (%d) %s\n", res, (errorbuffer[0]) ?
1597 errorbuffer : curl_easy_strerror((CURLcode)res));
1598 if(res == CURLE_SSL_CACERT)
1599 fprintf(config->errors, "%s%s",
1600 CURL_CA_CERT_ERRORMSG1, CURL_CA_CERT_ERRORMSG2);
1603 /* Fall through comment to 'quit_urls' label */
1606 ** Upon error condition and always that a message has already been
1607 ** displayed, code within this loop may jump directly here to label
1608 ** 'quit_urls' otherwise it should jump to 'show_error' label above.
1610 ** When 'res' variable is _not_ CURLE_OK loop will exit once that
1611 ** all code following 'quit_urls' has been executed. Otherwise it
1612 ** will loop to the beginning from where it may exit if there are
1613 ** no more urls left.
1618 /* Set file extended attributes */
1619 if(!res && config->xattr && outs.fopened && outs.stream) {
1620 int rc = fwrite_xattr(curl, fileno(outs.stream));
1622 warnf(config, "Error setting extended attributes: %s\n",
1626 /* Close the file */
1627 if(outs.fopened && outs.stream) {
1628 int rc = fclose(outs.stream);
1630 /* something went wrong in the writing process */
1631 res = CURLE_WRITE_ERROR;
1632 fprintf(config->errors, "(%d) Failed writing body\n", res);
1635 else if(!outs.s_isreg && outs.stream) {
1636 /* Dump standard stream buffered data */
1637 int rc = fflush(outs.stream);
1639 /* something went wrong in the writing process */
1640 res = CURLE_WRITE_ERROR;
1641 fprintf(config->errors, "(%d) Failed writing body\n", res);
1646 if(!res && outs.s_isreg && outs.filename) {
1647 /* Set the url (up to 80 chars) as comment for the file */
1648 if(strlen(url) > 78)
1650 SetComment(outs.filename, url);
1655 /* File time can only be set _after_ the file has been closed */
1656 if(!res && config->remote_time && outs.s_isreg && outs.filename) {
1657 /* Ask libcurl if we got a remote file time */
1659 curl_easy_getinfo(curl, CURLINFO_FILETIME, &filetime);
1661 struct utimbuf times;
1662 times.actime = (time_t)filetime;
1663 times.modtime = (time_t)filetime;
1664 utime(outs.filename, ×); /* set the time we got */
1670 if(!metalink && config->use_metalink && res == CURLE_OK) {
1671 int rv = parse_metalink(config, &outs, this_url);
1673 fprintf(config->errors, "Metalink: parsing (%s) OK\n", this_url);
1675 fprintf(config->errors, "Metalink: parsing (%s) FAILED\n",
1678 else if(metalink && res == CURLE_OK && !metalink_next_res) {
1679 int rv = metalink_check_hash(config, mlfile, outs.filename);
1681 metalink_next_res = 1;
1684 #endif /* USE_METALINK */
1686 /* No more business with this output struct */
1687 if(outs.alloc_filename)
1688 Curl_safefree(outs.filename);
1690 if(outs.metalink_parser)
1691 metalink_parser_context_delete(outs.metalink_parser);
1692 #endif /* USE_METALINK */
1693 memset(&outs, 0, sizeof(struct OutStruct));
1694 hdrcbdata.outs = NULL;
1696 /* Free loop-local allocated memory and close loop-local opened fd */
1698 Curl_safefree(outfile);
1699 Curl_safefree(this_url);
1705 /* Should exit if error is fatal. */
1706 if(is_fatal_error(res)) {
1709 if(!metalink_next_res)
1711 mlres = mlres->next;
1713 /* TODO If metalink_next_res is 1 and mlres is NULL,
1714 * set res to error code
1720 /* when url globbing, exit loop upon critical error */
1721 if(is_fatal_error(res))
1725 /* when not url globbing, exit loop upon any error */
1728 } /* loop to the next URL */
1730 /* Free loop-local allocated memory */
1732 Curl_safefree(uploadfile);
1735 /* Free list of remaining URLs */
1741 /* when file globbing, exit loop upon critical error */
1742 if(is_fatal_error(res))
1746 /* when not file globbing, exit loop upon any error */
1749 } /* loop to the next globbed upload file */
1751 /* Free loop-local allocated memory */
1753 Curl_safefree(outfiles);
1756 /* Free list of globbed upload files */
1757 glob_cleanup(inglob);
1761 /* Free this URL node data without destroying the
1762 the node itself nor modifying next pointer. */
1763 Curl_safefree(urlnode->url);
1764 Curl_safefree(urlnode->outfile);
1765 Curl_safefree(urlnode->infile);
1769 ** Bail out upon critical errors
1771 if(is_fatal_error(res))
1774 } /* for-loop through all URLs */
1777 ** Nested loops end here.
1782 /* Free function-local referenced allocated memory */
1783 Curl_safefree(httpgetfields);
1785 /* Free list of given URLs */
1786 clean_getout(config);
1788 #ifndef CURL_DISABLE_LIBCURL_OPTION
1792 hdrcbdata.heads = NULL;
1794 /* Close function-local opened file descriptors */
1796 if(heads.fopened && heads.stream)
1797 fclose(heads.stream);
1798 if(heads.alloc_filename)
1799 Curl_safefree(heads.filename);
1801 #ifndef CURL_DISABLE_LIBCURL_OPTION
1802 /* Dump the libcurl code if previously enabled.
1803 NOTE: that this function relies on config->errors amongst other things
1804 so not everything can be closed and cleaned before this is called */
1805 dumpeasysrc(config);
1811 static void operate_free(struct Configurable *config)
1814 curl_easy_cleanup(config->easy);
1815 config->easy = NULL;
1818 /* Release metalink related resources here */
1819 clean_metalink(config);
1822 int operate(struct Configurable *config, int argc, argv_item_t argv[])
1826 /* Initialize the easy interface */
1827 result = operate_init(config);
1831 /* Parse .curlrc if necessary */
1832 if((argc == 1) || (!curlx_strequal(argv[1], "-q"))) {
1833 parseconfig(NULL, config); /* ignore possible failure */
1835 /* If we had no arguments then make sure a url was specified in .curlrc */
1836 if((argc < 2) && (!config->url_list)) {
1837 helpf(config->errors, NULL);
1838 result = CURLE_FAILED_INIT;
1843 /* Parse the command line arguments */
1844 ParameterError res = parse_args(config, argc, argv);
1846 if(res != PARAM_HELP_REQUESTED)
1847 result = CURLE_FAILED_INIT;
1851 /* Check if we were asked to list the SSL engines */
1852 else if(config->list_engines) {
1853 struct curl_slist *engines = NULL;
1854 curl_easy_getinfo(config->easy, CURLINFO_SSL_ENGINES, &engines);
1855 list_engines(engines);
1856 curl_slist_free_all(engines);
1858 /* Perform the main operations */
1860 struct Configurable *operation = config;
1862 while(!result && operation) {
1863 result = operate_do(operation);
1865 operation = operation->next;
1870 /* Perform the cleanup */
1871 operate_free(config);