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;
199 static int operate_do(struct Configurable *config, int argc, argv_item_t argv[])
201 char errorbuffer[CURL_ERROR_SIZE];
202 struct ProgressData progressbar;
203 struct getout *urlnode;
205 struct HdrCbData hdrcbdata;
206 struct OutStruct heads;
208 metalinkfile *mlfile_last = NULL;
210 CURL *curl = config->easy;
211 char *httpgetfields = NULL;
216 bool orig_noprogress;
219 errorbuffer[0] = '\0';
220 /* default headers output stream is stdout */
221 memset(&hdrcbdata, 0, sizeof(struct HdrCbData));
222 memset(&heads, 0, sizeof(struct OutStruct));
223 heads.stream = stdout;
224 heads.config = config;
227 ** Beyond this point no return'ing from this function allowed.
228 ** Jump to label 'quit_curl' in order to abandon this function
229 ** from outside of nested loops further down below.
232 /* setup proper locale from environment */
233 #ifdef HAVE_SETLOCALE
234 setlocale(LC_ALL, "");
237 /* Parse .curlrc if necessary */
238 if((argc == 1) || (!curlx_strequal(argv[1], "-q"))) {
239 parseconfig(NULL, config); /* ignore possible failure */
241 /* If we had no arguments then make sure a url was specified in .curlrc */
242 if((argc < 2) && (!config->url_list)) {
243 helpf(config->errors, NULL);
244 res = CURLE_FAILED_INIT;
249 /* Parse the command line arguments */
250 res = parse_args(config, argc, argv);
252 if(res != PARAM_HELP_REQUESTED)
253 res = CURLE_FAILED_INIT;
260 if(config->userpwd && !config->xoauth2_bearer) {
261 res = checkpasswd("host", &config->userpwd);
266 if(config->proxyuserpwd) {
267 res = checkpasswd("proxy", &config->proxyuserpwd);
272 if((!config->url_list || !config->url_list->url) && !config->list_engines) {
273 helpf(config->errors, "no URL specified!\n");
274 res = CURLE_FAILED_INIT;
278 if(!config->useragent)
279 config->useragent = my_useragent();
280 if(!config->useragent) {
281 helpf(config->errors, "out of memory\n");
282 res = CURLE_OUT_OF_MEMORY;
286 /* On WIN32 we can't set the path to curl-ca-bundle.crt
287 * at compile time. So we look here for the file in two ways:
288 * 1: look at the environment variable CURL_CA_BUNDLE for a path
289 * 2: if #1 isn't found, use the windows API function SearchPath()
290 * to find it along the app's path (includes app's dir and CWD)
292 * We support the environment variable thing for non-Windows platforms
293 * too. Just for the sake of it.
295 if(!config->cacert &&
297 !config->insecure_ok) {
299 env = curlx_getenv("CURL_CA_BUNDLE");
301 config->cacert = strdup(env);
302 if(!config->cacert) {
304 helpf(config->errors, "out of memory\n");
305 res = CURLE_OUT_OF_MEMORY;
310 env = curlx_getenv("SSL_CERT_DIR");
312 config->capath = strdup(env);
313 if(!config->capath) {
315 helpf(config->errors, "out of memory\n");
316 res = CURLE_OUT_OF_MEMORY;
321 env = curlx_getenv("SSL_CERT_FILE");
323 config->cacert = strdup(env);
324 if(!config->cacert) {
326 helpf(config->errors, "out of memory\n");
327 res = CURLE_OUT_OF_MEMORY;
338 res = FindWin32CACert(config, "curl-ca-bundle.crt");
345 if(config->postfields) {
346 if(config->use_httpget) {
347 /* Use the postfields data for a http get */
348 httpgetfields = strdup(config->postfields);
349 Curl_safefree(config->postfields);
351 helpf(config->errors, "out of memory\n");
352 res = CURLE_OUT_OF_MEMORY;
355 if(SetHTTPrequest(config,
356 (config->no_body?HTTPREQ_HEAD:HTTPREQ_GET),
363 if(SetHTTPrequest(config, HTTPREQ_SIMPLEPOST, &config->httpreq)) {
370 #ifndef CURL_DISABLE_LIBCURL_OPTION
371 res = easysrc_init();
373 helpf(config->errors, "out of memory\n");
378 if(config->list_engines) {
379 struct curl_slist *engines = NULL;
380 curl_easy_getinfo(curl, CURLINFO_SSL_ENGINES, &engines);
381 list_engines(engines);
382 curl_slist_free_all(engines);
387 /* Single header file for all URLs */
388 if(config->headerfile) {
389 /* open file for output: */
390 if(!curlx_strequal(config->headerfile, "-")) {
391 FILE *newfile = fopen(config->headerfile, "wb");
393 warnf(config, "Failed to open %s\n", config->headerfile);
394 res = CURLE_WRITE_ERROR;
398 heads.filename = config->headerfile;
399 heads.s_isreg = TRUE;
400 heads.fopened = TRUE;
401 heads.stream = newfile;
406 /* save the values of noprogress and isatty to restore them later on */
407 orig_noprogress = config->noprogress;
408 orig_isatty = config->isatty;
411 ** Nested loops start here.
414 /* loop through the list of given URLs */
416 for(urlnode = config->url_list; urlnode; urlnode = urlnode->next) {
418 unsigned long up; /* upload file counter within a single upload glob */
419 char *infiles; /* might be a glob pattern */
421 unsigned long infilenum;
424 int metalink = 0; /* nonzero for metalink download. */
425 metalinkfile *mlfile;
426 metalink_resource *mlres;
432 if(urlnode->flags & GETOUT_METALINK) {
434 if(mlfile_last == NULL) {
435 mlfile_last = config->metalinkfile_list;
437 mlfile = mlfile_last;
438 mlfile_last = mlfile_last->next;
439 mlres = mlfile->resource;
446 /* urlnode->url is the full URL (it might be NULL) */
449 /* This node has no URL. Free node data without destroying the
450 node itself nor modifying next pointer and continue to next */
451 Curl_safefree(urlnode->outfile);
452 Curl_safefree(urlnode->infile);
454 continue; /* next URL please */
457 /* save outfile pattern before expansion */
458 if(urlnode->outfile) {
459 outfiles = strdup(urlnode->outfile);
461 helpf(config->errors, "out of memory\n");
462 res = CURLE_OUT_OF_MEMORY;
467 infiles = urlnode->infile;
469 if(!config->globoff && infiles) {
470 /* Unless explicitly shut off */
471 res = glob_url(&inglob, infiles, &infilenum,
472 config->showerror?config->errors:NULL);
474 Curl_safefree(outfiles);
479 /* Here's the loop for uploading multiple files within the same
480 single globbed string. If no upload, we enter the loop once anyway. */
481 for(up = 0 ; up < infilenum; up++) {
483 char *uploadfile; /* a single file, never a glob */
486 unsigned long urlnum;
496 res = glob_next_url(&uploadfile, inglob);
497 if(res == CURLE_OUT_OF_MEMORY)
498 helpf(config->errors, "out of memory\n");
501 uploadfile = strdup(infiles);
503 helpf(config->errors, "out of memory\n");
504 res = CURLE_OUT_OF_MEMORY;
514 /* For Metalink download, we don't use glob. Instead we use
515 the number of resources as urlnum. */
516 urlnum = count_next_metalink_resource(mlfile);
519 if(!config->globoff) {
520 /* Unless explicitly shut off, we expand '{...}' and '[...]'
521 expressions and return total number of URLs in pattern set */
522 res = glob_url(&urls, urlnode->url, &urlnum,
523 config->showerror?config->errors:NULL);
525 Curl_safefree(uploadfile);
530 urlnum = 1; /* without globbing, this is a single URL */
532 /* if multiple files extracted to stdout, insert separators! */
533 separator= ((!outfiles || curlx_strequal(outfiles, "-")) && urlnum > 1);
535 /* Here's looping around each globbed URL */
536 for(li = 0 ; li < urlnum; li++) {
541 struct OutStruct outs;
542 struct InStruct input;
543 struct timeval retrystart;
544 curl_off_t uploadfilesize;
545 long retry_numretries;
546 long retry_sleep_default;
548 char *this_url = NULL;
549 int metalink_next_res = 0;
554 uploadfilesize = -1; /* -1 means unknown */
556 /* default output stream is stdout */
557 memset(&outs, 0, sizeof(struct OutStruct));
558 outs.stream = stdout;
559 outs.config = config;
562 /* For Metalink download, use name in Metalink file as
564 outfile = strdup(mlfile->filename);
566 res = CURLE_OUT_OF_MEMORY;
569 this_url = strdup(mlres->url);
571 res = CURLE_OUT_OF_MEMORY;
577 res = glob_next_url(&this_url, urls);
582 this_url = strdup(urlnode->url);
584 res = CURLE_OUT_OF_MEMORY;
594 outfile = strdup(outfiles);
596 res = CURLE_OUT_OF_MEMORY;
602 if(((urlnode->flags&GETOUT_USEREMOTE) ||
603 (outfile && !curlx_strequal("-", outfile))) &&
604 (metalink || !config->use_metalink)) {
607 * We have specified a file name to store the result in, or we have
608 * decided we want to use the remote file name.
612 /* extract the file name from the URL */
613 res = get_url_file_name(&outfile, this_url);
616 if((!outfile || !*outfile) && !config->content_disposition) {
617 helpf(config->errors, "Remote file name has no length!\n");
618 res = CURLE_WRITE_ERROR;
621 #if defined(MSDOS) || defined(WIN32)
622 /* For DOS and WIN32, we do some major replacing of
623 bad characters in the file name before using it */
624 outfile = sanitize_dos_name(outfile);
626 res = CURLE_OUT_OF_MEMORY;
629 #endif /* MSDOS || WIN32 */
632 /* fill '#1' ... '#9' terms from URL pattern */
633 char *storefile = outfile;
634 res = glob_match_url(&outfile, storefile, urls);
635 Curl_safefree(storefile);
638 warnf(config, "bad output glob!\n");
643 /* Create the directory hierarchy, if not pre-existent to a multiple
646 if(config->create_dirs || metalink) {
647 res = create_dir_hierarchy(outfile, config->errors);
648 /* create_dir_hierarchy shows error upon CURLE_WRITE_ERROR */
649 if(res == CURLE_WRITE_ERROR)
656 if((urlnode->flags & GETOUT_USEREMOTE)
657 && config->content_disposition) {
658 /* Our header callback MIGHT set the filename */
659 DEBUGASSERT(!outs.filename);
662 if(config->resume_from_current) {
663 /* We're told to continue from where we are now. Get the size
664 of the file as it is now and open it for append instead */
665 struct_stat fileinfo;
666 /* VMS -- Danger, the filesize is only valid for stream files */
667 if(0 == stat(outfile, &fileinfo))
668 /* set offset to current file size: */
669 config->resume_from = fileinfo.st_size;
671 /* let offset be 0 */
672 config->resume_from = 0;
675 if(config->resume_from) {
677 /* open file for output, forcing VMS output format into stream
678 mode which is needed for stat() call above to always work. */
679 FILE *file = fopen(outfile, config->resume_from?"ab":"wb",
680 "ctx=stm", "rfm=stmlf", "rat=cr", "mrs=0");
682 /* open file for output: */
683 FILE *file = fopen(outfile, config->resume_from?"ab":"wb");
686 helpf(config->errors, "Can't open '%s'!\n", outfile);
687 res = CURLE_WRITE_ERROR;
692 outs.init = config->resume_from;
695 outs.stream = NULL; /* open when needed */
697 outs.filename = outfile;
701 if(uploadfile && !stdin_upload(uploadfile)) {
703 * We have specified a file to upload and it isn't "-".
705 struct_stat fileinfo;
707 this_url = add_file_name_to_url(curl, this_url, uploadfile);
709 res = CURLE_OUT_OF_MEMORY;
714 * Reading binary from files can be a problem... Only FIXED, VAR
715 * etc WITHOUT implied CC will work Others need a \n appended to a
718 * - Stat gives a size but this is UNRELIABLE in VMS As a f.e. a
719 * fixed file with implied CC needs to have a byte added for every
720 * record processed, this can by derived from Filesize & recordsize
721 * for VARiable record files the records need to be counted! for
722 * every record add 1 for linefeed and subtract 2 for the record
723 * header for VARIABLE header files only the bare record data needs
724 * to be considered with one appended if implied CC
727 /* Calculate the real upload site for VMS */
729 if(stat(uploadfile, &fileinfo) == 0) {
730 fileinfo.st_size = VmsSpecialSize(uploadfile, &fileinfo);
731 switch (fileinfo.st_fab_rfm) {
735 infd = open(uploadfile, O_RDONLY | O_BINARY);
738 infd = open(uploadfile, O_RDONLY | O_BINARY,
739 "rfm=stmlf", "ctx=stm");
744 infd = open(uploadfile, O_RDONLY | O_BINARY);
745 if((infd == -1) || fstat(infd, &fileinfo))
748 helpf(config->errors, "Can't open '%s'!\n", uploadfile);
753 res = CURLE_READ_ERROR;
758 /* we ignore file size for char/block devices, sockets, etc. */
759 if(S_ISREG(fileinfo.st_mode))
760 uploadfilesize = fileinfo.st_size;
763 else if(uploadfile && stdin_upload(uploadfile)) {
764 /* count to see if there are more than one auth bit set
765 in the authtype field */
768 while(bitcheck < 32) {
769 if(config->authtype & (1UL << bitcheck++)) {
772 /* more than one, we're done! */
779 * If the user has also selected --anyauth or --proxy-anyauth
780 * we should warn him/her.
782 if(config->proxyanyauth || (authbits>1)) {
784 "Using --anyauth or --proxy-anyauth with upload from stdin"
785 " involves a big risk of it not working. Use a temporary"
786 " file or a fixed auth type instead!\n");
789 DEBUGASSERT(infdopen == FALSE);
790 DEBUGASSERT(infd == STDIN_FILENO);
793 if(curlx_strequal(uploadfile, ".")) {
794 if(curlx_nonblock((curl_socket_t)infd, TRUE) < 0)
796 "fcntl failed on fd=%d: %s\n", infd, strerror(errno));
800 if(uploadfile && config->resume_from_current)
801 config->resume_from = -1; /* -1 will then force get-it-yourself */
803 if(output_expected(this_url, uploadfile)
804 && outs.stream && isatty(fileno(outs.stream)))
805 /* we send the output to a tty, therefore we switch off the progress
807 config->noprogress = config->isatty = TRUE;
809 /* progress meter is per download, so restore config
811 config->noprogress = orig_noprogress;
812 config->isatty = orig_isatty;
815 if(urlnum > 1 && !(config->mute)) {
816 fprintf(config->errors, "\n[%lu/%lu]: %s --> %s\n",
817 li+1, urlnum, this_url, outfile ? outfile : "<stdout>");
819 printf("%s%s\n", CURLseparator, this_url);
823 /* Find out whether the url contains a file name */
824 const char *pc = strstr(this_url, "://");
831 pc = strrchr(pc, '/'); /* check for a slash */
834 /* there is a slash present in the URL */
837 /* Ouch, there's already a question mark in the URL string, we
838 then append the data with an ampersand separator instead! */
842 * Then append ? followed by the get fields to the url.
845 urlbuffer = aprintf("%s%c%s", this_url, sep, httpgetfields);
847 /* Append / before the ? to create a well-formed url
848 if the url contains a hostname only
850 urlbuffer = aprintf("%s/?%s", this_url, httpgetfields);
853 res = CURLE_OUT_OF_MEMORY;
857 Curl_safefree(this_url); /* free previous URL */
858 this_url = urlbuffer; /* use our new URL instead! */
862 config->errors = stderr;
864 if((!outfile || !strcmp(outfile, "-")) && !config->use_ascii) {
865 /* We get the output to stdout and we have not got the ASCII/text
866 flag, then set stdout to be binary */
870 if(config->tcp_nodelay)
871 my_setopt(curl, CURLOPT_TCP_NODELAY, 1L);
874 my_setopt(curl, CURLOPT_WRITEDATA, &outs);
875 if(metalink || !config->use_metalink)
876 /* what call to write */
877 my_setopt(curl, CURLOPT_WRITEFUNCTION, tool_write_cb);
880 /* Set Metalink specific write callback function to parse
881 XML data progressively. */
882 my_setopt(curl, CURLOPT_WRITEFUNCTION, metalink_write_cb);
883 #endif /* USE_METALINK */
887 input.config = config;
888 /* Note that if CURLOPT_READFUNCTION is fread (the default), then
889 * lib/telnet.c will Curl_poll() on the input file descriptor
890 * rather then calling the READFUNCTION at regular intervals.
891 * The circumstances in which it is preferable to enable this
892 * behaviour, by omitting to set the READFUNCTION & READDATA options,
893 * have not been determined.
895 my_setopt(curl, CURLOPT_READDATA, &input);
896 /* what call to read */
897 my_setopt(curl, CURLOPT_READFUNCTION, tool_read_cb);
899 /* in 7.18.0, the CURLOPT_SEEKFUNCTION/DATA pair is taking over what
900 CURLOPT_IOCTLFUNCTION/DATA pair previously provided for seeking */
901 my_setopt(curl, CURLOPT_SEEKDATA, &input);
902 my_setopt(curl, CURLOPT_SEEKFUNCTION, tool_seek_cb);
904 if(config->recvpersecond)
905 /* tell libcurl to use a smaller sized buffer as it allows us to
906 make better sleeps! 7.9.9 stuff! */
907 my_setopt(curl, CURLOPT_BUFFERSIZE, (long)config->recvpersecond);
909 /* size of uploaded file: */
910 if(uploadfilesize != -1)
911 my_setopt(curl, CURLOPT_INFILESIZE_LARGE, uploadfilesize);
912 my_setopt_str(curl, CURLOPT_URL, this_url); /* what to fetch */
913 my_setopt(curl, CURLOPT_NOPROGRESS, config->noprogress?1L:0L);
914 if(config->no_body) {
915 my_setopt(curl, CURLOPT_NOBODY, 1L);
916 my_setopt(curl, CURLOPT_HEADER, 1L);
918 /* If --metalink is used, we ignore --include (headers in
919 output) option because mixing headers to the body will
920 confuse XML parser and/or hash check will fail. */
921 else if(!config->use_metalink)
922 my_setopt(curl, CURLOPT_HEADER, config->include_headers?1L:0L);
924 if(config->xoauth2_bearer)
925 my_setopt_str(curl, CURLOPT_XOAUTH2_BEARER, config->xoauth2_bearer);
927 #if !defined(CURL_DISABLE_PROXY)
929 /* TODO: Make this a run-time check instead of compile-time one. */
931 my_setopt_str(curl, CURLOPT_PROXY, config->proxy);
932 my_setopt_str(curl, CURLOPT_PROXYUSERPWD, config->proxyuserpwd);
934 /* new in libcurl 7.3 */
935 my_setopt(curl, CURLOPT_HTTPPROXYTUNNEL, config->proxytunnel?1L:0L);
937 /* new in libcurl 7.5 */
939 my_setopt_enum(curl, CURLOPT_PROXYTYPE, (long)config->proxyver);
941 /* new in libcurl 7.10 */
942 if(config->socksproxy) {
943 my_setopt_str(curl, CURLOPT_PROXY, config->socksproxy);
944 my_setopt_enum(curl, CURLOPT_PROXYTYPE, (long)config->socksver);
947 /* new in libcurl 7.10.6 */
948 if(config->proxyanyauth)
949 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
951 else if(config->proxynegotiate)
952 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
953 (long)CURLAUTH_GSSNEGOTIATE);
954 else if(config->proxyntlm)
955 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
956 (long)CURLAUTH_NTLM);
957 else if(config->proxydigest)
958 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
959 (long)CURLAUTH_DIGEST);
960 else if(config->proxybasic)
961 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
962 (long)CURLAUTH_BASIC);
964 /* new in libcurl 7.19.4 */
965 my_setopt(curl, CURLOPT_NOPROXY, config->noproxy);
969 my_setopt(curl, CURLOPT_FAILONERROR, config->failonerror?1L:0L);
970 my_setopt(curl, CURLOPT_UPLOAD, uploadfile?1L:0L);
971 my_setopt(curl, CURLOPT_DIRLISTONLY, config->dirlistonly?1L:0L);
972 my_setopt(curl, CURLOPT_APPEND, config->ftp_append?1L:0L);
974 if(config->netrc_opt)
975 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_OPTIONAL);
976 else if(config->netrc || config->netrc_file)
977 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_REQUIRED);
979 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_IGNORED);
981 if(config->netrc_file)
982 my_setopt(curl, CURLOPT_NETRC_FILE, config->netrc_file);
984 my_setopt(curl, CURLOPT_TRANSFERTEXT, config->use_ascii?1L:0L);
985 if(config->login_options)
986 my_setopt_str(curl, CURLOPT_LOGIN_OPTIONS, config->login_options);
987 my_setopt_str(curl, CURLOPT_USERPWD, config->userpwd);
988 my_setopt_str(curl, CURLOPT_RANGE, config->range);
989 my_setopt(curl, CURLOPT_ERRORBUFFER, errorbuffer);
990 my_setopt(curl, CURLOPT_TIMEOUT_MS, (long)(config->timeout * 1000));
992 if(built_in_protos & CURLPROTO_HTTP) {
996 my_setopt(curl, CURLOPT_FOLLOWLOCATION,
997 config->followlocation?1L:0L);
998 my_setopt(curl, CURLOPT_UNRESTRICTED_AUTH,
999 config->unrestricted_auth?1L:0L);
1001 switch(config->httpreq) {
1002 case HTTPREQ_SIMPLEPOST:
1003 my_setopt_str(curl, CURLOPT_POSTFIELDS,
1004 config->postfields);
1005 my_setopt(curl, CURLOPT_POSTFIELDSIZE_LARGE,
1006 config->postfieldsize);
1009 my_setopt_httppost(curl, CURLOPT_HTTPPOST, config->httppost);
1015 my_setopt_str(curl, CURLOPT_REFERER, config->referer);
1016 my_setopt(curl, CURLOPT_AUTOREFERER, config->autoreferer?1L:0L);
1017 my_setopt_str(curl, CURLOPT_USERAGENT, config->useragent);
1018 my_setopt_slist(curl, CURLOPT_HTTPHEADER, config->headers);
1020 /* new in libcurl 7.5 */
1021 my_setopt(curl, CURLOPT_MAXREDIRS, config->maxredirs);
1023 /* new in libcurl 7.9.1 */
1024 if(config->httpversion)
1025 my_setopt_enum(curl, CURLOPT_HTTP_VERSION, config->httpversion);
1027 /* new in libcurl 7.10.6 (default is Basic) */
1028 if(config->authtype)
1029 my_setopt_bitmask(curl, CURLOPT_HTTPAUTH, (long)config->authtype);
1031 /* curl 7.19.1 (the 301 version existed in 7.18.2),
1032 303 was added in 7.26.0 */
1034 postRedir |= CURL_REDIR_POST_301;
1036 postRedir |= CURL_REDIR_POST_302;
1038 postRedir |= CURL_REDIR_POST_303;
1039 my_setopt(curl, CURLOPT_POSTREDIR, postRedir);
1041 /* new in libcurl 7.21.6 */
1042 if(config->encoding)
1043 my_setopt_str(curl, CURLOPT_ACCEPT_ENCODING, "");
1045 /* new in libcurl 7.21.6 */
1046 if(config->tr_encoding)
1047 my_setopt(curl, CURLOPT_TRANSFER_ENCODING, 1L);
1049 } /* (built_in_protos & CURLPROTO_HTTP) */
1051 my_setopt_str(curl, CURLOPT_FTPPORT, config->ftpport);
1052 my_setopt(curl, CURLOPT_LOW_SPEED_LIMIT,
1053 config->low_speed_limit);
1054 my_setopt(curl, CURLOPT_LOW_SPEED_TIME, config->low_speed_time);
1055 my_setopt(curl, CURLOPT_MAX_SEND_SPEED_LARGE,
1056 config->sendpersecond);
1057 my_setopt(curl, CURLOPT_MAX_RECV_SPEED_LARGE,
1058 config->recvpersecond);
1060 if(config->use_resume)
1061 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, config->resume_from);
1063 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, CURL_OFF_T_C(0));
1065 my_setopt_str(curl, CURLOPT_SSLCERT, config->cert);
1066 my_setopt_str(curl, CURLOPT_SSLCERTTYPE, config->cert_type);
1067 my_setopt_str(curl, CURLOPT_SSLKEY, config->key);
1068 my_setopt_str(curl, CURLOPT_SSLKEYTYPE, config->key_type);
1069 my_setopt_str(curl, CURLOPT_KEYPASSWD, config->key_passwd);
1071 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1073 /* SSH and SSL private key uses same command-line option */
1074 /* new in libcurl 7.16.1 */
1075 my_setopt_str(curl, CURLOPT_SSH_PRIVATE_KEYFILE, config->key);
1076 /* new in libcurl 7.16.1 */
1077 my_setopt_str(curl, CURLOPT_SSH_PUBLIC_KEYFILE, config->pubkey);
1079 /* new in libcurl 7.17.1: SSH host key md5 checking allows us
1080 to fail if we are not talking to who we think we should */
1081 my_setopt_str(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_MD5,
1082 config->hostpubmd5);
1086 my_setopt_str(curl, CURLOPT_CAINFO, config->cacert);
1088 my_setopt_str(curl, CURLOPT_CAPATH, config->capath);
1090 my_setopt_str(curl, CURLOPT_CRLFILE, config->crlfile);
1092 if(curlinfo->features & CURL_VERSION_SSL) {
1093 if(config->insecure_ok) {
1094 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
1095 my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
1098 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
1099 /* libcurl default is strict verifyhost -> 2L */
1100 /* my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 2L); */
1104 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1105 if(!config->insecure_ok) {
1108 res = CURLE_OUT_OF_MEMORY;
1111 file = aprintf("%s/%sssh/known_hosts", home, DOT_CHAR);
1113 /* new in curl 7.19.6 */
1114 res = res_setopt_str(curl, CURLOPT_SSH_KNOWNHOSTS, file);
1116 if(res == CURLE_UNKNOWN_OPTION)
1117 /* libssh2 version older than 1.1.1 */
1120 Curl_safefree(home);
1127 if(config->no_body || config->remote_time) {
1128 /* no body or use remote time */
1129 my_setopt(curl, CURLOPT_FILETIME, 1L);
1132 my_setopt(curl, CURLOPT_CRLF, config->crlf?1L:0L);
1133 my_setopt_slist(curl, CURLOPT_QUOTE, config->quote);
1134 my_setopt_slist(curl, CURLOPT_POSTQUOTE, config->postquote);
1135 my_setopt_slist(curl, CURLOPT_PREQUOTE, config->prequote);
1137 #if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
1139 /* TODO: Make this a run-time check instead of compile-time one. */
1142 my_setopt_str(curl, CURLOPT_COOKIE, config->cookie);
1144 if(config->cookiefile)
1145 my_setopt_str(curl, CURLOPT_COOKIEFILE, config->cookiefile);
1147 /* new in libcurl 7.9 */
1148 if(config->cookiejar)
1149 my_setopt_str(curl, CURLOPT_COOKIEJAR, config->cookiejar);
1151 /* new in libcurl 7.9.7 */
1152 my_setopt(curl, CURLOPT_COOKIESESSION, config->cookiesession?1L:0L);
1156 my_setopt_enum(curl, CURLOPT_SSLVERSION, config->ssl_version);
1157 my_setopt_enum(curl, CURLOPT_TIMECONDITION, (long)config->timecond);
1158 my_setopt(curl, CURLOPT_TIMEVALUE, (long)config->condtime);
1159 my_setopt_str(curl, CURLOPT_CUSTOMREQUEST, config->customrequest);
1160 my_setopt(curl, CURLOPT_STDERR, config->errors);
1162 /* three new ones in libcurl 7.3: */
1163 my_setopt_str(curl, CURLOPT_INTERFACE, config->iface);
1164 my_setopt_str(curl, CURLOPT_KRBLEVEL, config->krblevel);
1166 progressbarinit(&progressbar, config);
1167 if((config->progressmode == CURL_PROGRESS_BAR) &&
1168 !config->noprogress && !config->mute) {
1169 /* we want the alternative style, then we have to implement it
1171 my_setopt(curl, CURLOPT_XFERINFOFUNCTION, tool_progress_cb);
1172 my_setopt(curl, CURLOPT_XFERINFODATA, &progressbar);
1175 /* new in libcurl 7.24.0: */
1176 if(config->dns_servers)
1177 my_setopt_str(curl, CURLOPT_DNS_SERVERS, config->dns_servers);
1179 /* new in libcurl 7.33.0: */
1180 if(config->dns_interface)
1181 my_setopt_str(curl, CURLOPT_DNS_INTERFACE, config->dns_interface);
1182 if(config->dns_ipv4_addr)
1183 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP4, config->dns_ipv4_addr);
1184 if(config->dns_ipv6_addr)
1185 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP6, config->dns_ipv6_addr);
1187 /* new in libcurl 7.6.2: */
1188 my_setopt_slist(curl, CURLOPT_TELNETOPTIONS, config->telnet_options);
1190 /* new in libcurl 7.7: */
1191 my_setopt_str(curl, CURLOPT_RANDOM_FILE, config->random_file);
1192 my_setopt_str(curl, CURLOPT_EGDSOCKET, config->egd_file);
1193 my_setopt(curl, CURLOPT_CONNECTTIMEOUT_MS,
1194 (long)(config->connecttimeout * 1000));
1196 if(config->cipher_list)
1197 my_setopt_str(curl, CURLOPT_SSL_CIPHER_LIST, config->cipher_list);
1199 /* new in libcurl 7.9.2: */
1200 if(config->disable_epsv)
1202 my_setopt(curl, CURLOPT_FTP_USE_EPSV, 0L);
1204 /* new in libcurl 7.10.5 */
1205 if(config->disable_eprt)
1207 my_setopt(curl, CURLOPT_FTP_USE_EPRT, 0L);
1209 if(config->tracetype != TRACE_NONE) {
1210 my_setopt(curl, CURLOPT_DEBUGFUNCTION, tool_debug_cb);
1211 my_setopt(curl, CURLOPT_DEBUGDATA, config);
1212 my_setopt(curl, CURLOPT_VERBOSE, 1L);
1215 /* new in curl 7.9.3 */
1216 if(config->engine) {
1217 res = res_setopt_str(curl, CURLOPT_SSLENGINE, config->engine);
1220 my_setopt(curl, CURLOPT_SSLENGINE_DEFAULT, 1L);
1223 /* new in curl 7.10.7, extended in 7.19.4 but this only sets 0 or 1 */
1224 my_setopt(curl, CURLOPT_FTP_CREATE_MISSING_DIRS,
1225 config->ftp_create_dirs?1L:0L);
1227 /* new in curl 7.10.8 */
1228 if(config->max_filesize)
1229 my_setopt(curl, CURLOPT_MAXFILESIZE_LARGE,
1230 config->max_filesize);
1232 if(4 == config->ip_version)
1233 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
1234 else if(6 == config->ip_version)
1235 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V6);
1237 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_WHATEVER);
1239 /* new in curl 7.15.5 */
1240 if(config->ftp_ssl_reqd)
1241 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
1243 /* new in curl 7.11.0 */
1244 else if(config->ftp_ssl)
1245 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY);
1247 /* new in curl 7.16.0 */
1248 else if(config->ftp_ssl_control)
1249 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_CONTROL);
1251 /* new in curl 7.16.1 */
1252 if(config->ftp_ssl_ccc)
1253 my_setopt_enum(curl, CURLOPT_FTP_SSL_CCC,
1254 (long)config->ftp_ssl_ccc_mode);
1256 #if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
1258 /* TODO: Make this a run-time check instead of compile-time one. */
1260 /* new in curl 7.19.4 */
1261 if(config->socks5_gssapi_service)
1262 my_setopt_str(curl, CURLOPT_SOCKS5_GSSAPI_SERVICE,
1263 config->socks5_gssapi_service);
1265 /* new in curl 7.19.4 */
1266 if(config->socks5_gssapi_nec)
1267 my_setopt_str(curl, CURLOPT_SOCKS5_GSSAPI_NEC,
1268 config->socks5_gssapi_nec);
1272 my_setopt_str(curl, CURLOPT_FTP_ACCOUNT, config->ftp_account);
1274 my_setopt(curl, CURLOPT_IGNORE_CONTENT_LENGTH, config->ignorecl?1L:0L);
1277 my_setopt(curl, CURLOPT_FTP_SKIP_PASV_IP, config->ftp_skip_ip?1L:0L);
1280 my_setopt(curl, CURLOPT_FTP_FILEMETHOD, (long)config->ftp_filemethod);
1283 if(config->localport) {
1284 my_setopt(curl, CURLOPT_LOCALPORT, (long)config->localport);
1285 my_setopt_str(curl, CURLOPT_LOCALPORTRANGE,
1286 (long)config->localportrange);
1290 my_setopt_str(curl, CURLOPT_FTP_ALTERNATIVE_TO_USER,
1291 config->ftp_alternative_to_user);
1294 if(config->disable_sessionid)
1296 my_setopt(curl, CURLOPT_SSL_SESSIONID_CACHE, 0L);
1300 my_setopt(curl, CURLOPT_HTTP_CONTENT_DECODING, 0L);
1301 my_setopt(curl, CURLOPT_HTTP_TRANSFER_DECODING, 0L);
1305 if(!config->nokeepalive) {
1306 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
1307 if(config->alivetime != 0) {
1308 #if !defined(TCP_KEEPIDLE) || !defined(TCP_KEEPINTVL)
1309 warnf(config, "Keep-alive functionality somewhat crippled due to "
1310 "missing support in your operating system!\n");
1312 my_setopt(curl, CURLOPT_TCP_KEEPIDLE, config->alivetime);
1313 my_setopt(curl, CURLOPT_TCP_KEEPINTVL, config->alivetime);
1317 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 0L);
1320 if(config->tftp_blksize)
1321 my_setopt(curl, CURLOPT_TFTP_BLKSIZE, config->tftp_blksize);
1323 if(config->mail_from)
1324 my_setopt_str(curl, CURLOPT_MAIL_FROM, config->mail_from);
1326 if(config->mail_rcpt)
1327 my_setopt_slist(curl, CURLOPT_MAIL_RCPT, config->mail_rcpt);
1330 if(config->ftp_pret)
1331 my_setopt(curl, CURLOPT_FTP_USE_PRET, 1L);
1333 if(config->proto_present)
1334 my_setopt_flags(curl, CURLOPT_PROTOCOLS, config->proto);
1335 if(config->proto_redir_present)
1336 my_setopt_flags(curl, CURLOPT_REDIR_PROTOCOLS, config->proto_redir);
1338 if(config->content_disposition
1339 && (urlnode->flags & GETOUT_USEREMOTE)
1340 && (checkprefix("http://", this_url) ||
1341 checkprefix("https://", this_url)))
1342 hdrcbdata.honor_cd_filename = TRUE;
1344 hdrcbdata.honor_cd_filename = FALSE;
1346 hdrcbdata.outs = &outs;
1347 hdrcbdata.heads = &heads;
1349 my_setopt(curl, CURLOPT_HEADERFUNCTION, tool_header_cb);
1350 my_setopt(curl, CURLOPT_HEADERDATA, &hdrcbdata);
1354 my_setopt_slist(curl, CURLOPT_RESOLVE, config->resolve);
1357 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1358 if(config->tls_username)
1359 my_setopt_str(curl, CURLOPT_TLSAUTH_USERNAME,
1360 config->tls_username);
1361 if(config->tls_password)
1362 my_setopt_str(curl, CURLOPT_TLSAUTH_PASSWORD,
1363 config->tls_password);
1364 if(config->tls_authtype)
1365 my_setopt_str(curl, CURLOPT_TLSAUTH_TYPE,
1366 config->tls_authtype);
1370 if(config->gssapi_delegation)
1371 my_setopt_str(curl, CURLOPT_GSSAPI_DELEGATION,
1372 config->gssapi_delegation);
1375 if(config->ssl_allow_beast)
1376 my_setopt(curl, CURLOPT_SSL_OPTIONS, (long)CURLSSLOPT_ALLOW_BEAST);
1378 if(config->mail_auth)
1379 my_setopt_str(curl, CURLOPT_MAIL_AUTH, config->mail_auth);
1383 my_setopt(curl, CURLOPT_SASL_IR, 1L);
1385 /* initialize retry vars for loop below */
1386 retry_sleep_default = (config->retry_delay) ?
1387 config->retry_delay*1000L : RETRY_SLEEP_DEFAULT; /* ms */
1389 retry_numretries = config->req_retry;
1390 retry_sleep = retry_sleep_default; /* ms */
1391 retrystart = tvnow();
1393 #ifndef CURL_DISABLE_LIBCURL_OPTION
1394 res = easysrc_perform();
1402 if(!metalink && config->use_metalink) {
1403 /* If outs.metalink_parser is non-NULL, delete it first. */
1404 if(outs.metalink_parser)
1405 metalink_parser_context_delete(outs.metalink_parser);
1406 outs.metalink_parser = metalink_parser_context_new();
1407 if(outs.metalink_parser == NULL) {
1408 res = CURLE_OUT_OF_MEMORY;
1411 fprintf(config->errors, "Metalink: parsing (%s) metalink/XML...\n",
1415 fprintf(config->errors, "Metalink: fetching (%s) from (%s)...\n",
1416 mlfile->filename, this_url);
1417 #endif /* USE_METALINK */
1420 if(config->test_event_based)
1421 res = curl_easy_perform_ev(curl);
1424 res = curl_easy_perform(curl);
1426 if(outs.is_cd_filename && outs.stream && !config->mute &&
1428 printf("curl: Saved to filename '%s'\n", outs.filename);
1430 /* if retry-max-time is non-zero, make sure we haven't exceeded the
1432 if(retry_numretries &&
1433 (!config->retry_maxtime ||
1434 (tvdiff(tvnow(), retrystart) <
1435 config->retry_maxtime*1000L)) ) {
1441 RETRY_LAST /* not used */
1444 if((CURLE_OPERATION_TIMEDOUT == res) ||
1445 (CURLE_COULDNT_RESOLVE_HOST == res) ||
1446 (CURLE_COULDNT_RESOLVE_PROXY == res) ||
1447 (CURLE_FTP_ACCEPT_TIMEOUT == res))
1448 /* retry timeout always */
1449 retry = RETRY_TIMEOUT;
1450 else if((CURLE_OK == res) ||
1451 (config->failonerror &&
1452 (CURLE_HTTP_RETURNED_ERROR == res))) {
1453 /* If it returned OK. _or_ failonerror was enabled and it
1454 returned due to such an error, check for HTTP transient
1455 errors to retry on. */
1456 char *effective_url = NULL;
1457 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1459 checkprefix("http", effective_url)) {
1460 /* This was HTTP(S) */
1461 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1464 case 500: /* Internal Server Error */
1465 case 502: /* Bad Gateway */
1466 case 503: /* Service Unavailable */
1467 case 504: /* Gateway Timeout */
1470 * At this point, we have already written data to the output
1471 * file (or terminal). If we write to a file, we must rewind
1472 * or close/re-open the file so that the next attempt starts
1473 * over from the beginning.
1475 * TODO: similar action for the upload case. We might need
1476 * to start over reading from a previous point if we have
1477 * uploaded something when this was returned.
1484 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1486 if(response/100 == 4)
1488 * This is typically when the FTP server only allows a certain
1489 * amount of users and we are not one of them. All 4xx codes
1496 static const char * const m[]={
1497 NULL, "timeout", "HTTP error", "FTP error"
1499 warnf(config, "Transient problem: %s "
1500 "Will retry in %ld seconds. "
1501 "%ld retries left.\n",
1502 m[retry], retry_sleep/1000L, retry_numretries);
1504 tool_go_sleep(retry_sleep);
1506 if(!config->retry_delay) {
1508 if(retry_sleep > RETRY_SLEEP_MAX)
1509 retry_sleep = RETRY_SLEEP_MAX;
1511 if(outs.bytes && outs.filename) {
1512 /* We have written data to a output file, we truncate file
1515 fprintf(config->errors, "Throwing away %"
1516 CURL_FORMAT_CURL_OFF_T " bytes\n",
1518 fflush(outs.stream);
1519 /* truncate file at the position where we started appending */
1520 #ifdef HAVE_FTRUNCATE
1521 if(ftruncate( fileno(outs.stream), outs.init)) {
1522 /* when truncate fails, we can't just append as then we'll
1523 create something strange, bail out */
1525 fprintf(config->errors,
1526 "failed to truncate, exiting\n");
1527 res = CURLE_WRITE_ERROR;
1530 /* now seek to the end of the file, the position where we
1531 just truncated the file in a large file-safe way */
1532 fseek(outs.stream, 0, SEEK_END);
1534 /* ftruncate is not available, so just reposition the file
1535 to the location we would have truncated it. This won't
1536 work properly with large files on 32-bit systems, but
1537 most of those will have ftruncate. */
1538 fseek(outs.stream, (long)outs.init, SEEK_SET);
1540 outs.bytes = 0; /* clear for next round */
1542 continue; /* curl_easy_perform loop */
1544 } /* if retry_numretries */
1546 /* Metalink: Decide to try the next resource or
1547 not. Basically, we want to try the next resource if
1548 download was not successful. */
1550 if(CURLE_OK == res) {
1551 /* TODO We want to try next resource when download was
1552 not successful. How to know that? */
1553 char *effective_url = NULL;
1554 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1556 curlx_strnequal(effective_url, "http", 4)) {
1557 /* This was HTTP(S) */
1558 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1559 if(response != 200 && response != 206) {
1560 metalink_next_res = 1;
1561 fprintf(config->errors,
1562 "Metalink: fetching (%s) from (%s) FAILED "
1563 "(HTTP status code %d)\n",
1564 mlfile->filename, this_url, response);
1569 metalink_next_res = 1;
1570 fprintf(config->errors,
1571 "Metalink: fetching (%s) from (%s) FAILED (%s)\n",
1572 mlfile->filename, this_url,
1574 errorbuffer : curl_easy_strerror((CURLcode)res));
1577 if(metalink && !metalink_next_res)
1578 fprintf(config->errors, "Metalink: fetching (%s) from (%s) OK\n",
1579 mlfile->filename, this_url);
1581 /* In all ordinary cases, just break out of loop here */
1582 break; /* curl_easy_perform loop */
1586 if((config->progressmode == CURL_PROGRESS_BAR) &&
1588 /* if the custom progress bar has been displayed, we output a
1590 fputs("\n", progressbar.out);
1592 if(config->writeout)
1593 ourWriteOut(curl, &outs, config->writeout);
1595 if(config->writeenv)
1599 ** Code within this loop may jump directly here to label 'show_error'
1600 ** in order to display an error message for CURLcode stored in 'res'
1601 ** variable and exit loop once that necessary writing and cleanup
1602 ** in label 'quit_urls' has been done.
1608 if(is_vms_shell()) {
1609 /* VMS DCL shell behavior */
1610 if(!config->showerror)
1611 vms_show = VMSSTS_HIDE;
1615 if(res && config->showerror) {
1616 fprintf(config->errors, "curl: (%d) %s\n", res, (errorbuffer[0]) ?
1617 errorbuffer : curl_easy_strerror((CURLcode)res));
1618 if(res == CURLE_SSL_CACERT)
1619 fprintf(config->errors, "%s%s",
1620 CURL_CA_CERT_ERRORMSG1, CURL_CA_CERT_ERRORMSG2);
1623 /* Fall through comment to 'quit_urls' label */
1626 ** Upon error condition and always that a message has already been
1627 ** displayed, code within this loop may jump directly here to label
1628 ** 'quit_urls' otherwise it should jump to 'show_error' label above.
1630 ** When 'res' variable is _not_ CURLE_OK loop will exit once that
1631 ** all code following 'quit_urls' has been executed. Otherwise it
1632 ** will loop to the beginning from where it may exit if there are
1633 ** no more urls left.
1638 /* Set file extended attributes */
1639 if(!res && config->xattr && outs.fopened && outs.stream) {
1640 int rc = fwrite_xattr(curl, fileno(outs.stream));
1642 warnf(config, "Error setting extended attributes: %s\n",
1646 /* Close the file */
1647 if(outs.fopened && outs.stream) {
1648 int rc = fclose(outs.stream);
1650 /* something went wrong in the writing process */
1651 res = CURLE_WRITE_ERROR;
1652 fprintf(config->errors, "(%d) Failed writing body\n", res);
1655 else if(!outs.s_isreg && outs.stream) {
1656 /* Dump standard stream buffered data */
1657 int rc = fflush(outs.stream);
1659 /* something went wrong in the writing process */
1660 res = CURLE_WRITE_ERROR;
1661 fprintf(config->errors, "(%d) Failed writing body\n", res);
1666 if(!res && outs.s_isreg && outs.filename) {
1667 /* Set the url (up to 80 chars) as comment for the file */
1668 if(strlen(url) > 78)
1670 SetComment(outs.filename, url);
1675 /* File time can only be set _after_ the file has been closed */
1676 if(!res && config->remote_time && outs.s_isreg && outs.filename) {
1677 /* Ask libcurl if we got a remote file time */
1679 curl_easy_getinfo(curl, CURLINFO_FILETIME, &filetime);
1681 struct utimbuf times;
1682 times.actime = (time_t)filetime;
1683 times.modtime = (time_t)filetime;
1684 utime(outs.filename, ×); /* set the time we got */
1690 if(!metalink && config->use_metalink && res == CURLE_OK) {
1691 int rv = parse_metalink(config, &outs, this_url);
1693 fprintf(config->errors, "Metalink: parsing (%s) OK\n", this_url);
1695 fprintf(config->errors, "Metalink: parsing (%s) FAILED\n",
1698 else if(metalink && res == CURLE_OK && !metalink_next_res) {
1699 int rv = metalink_check_hash(config, mlfile, outs.filename);
1701 metalink_next_res = 1;
1704 #endif /* USE_METALINK */
1706 /* No more business with this output struct */
1707 if(outs.alloc_filename)
1708 Curl_safefree(outs.filename);
1710 if(outs.metalink_parser)
1711 metalink_parser_context_delete(outs.metalink_parser);
1712 #endif /* USE_METALINK */
1713 memset(&outs, 0, sizeof(struct OutStruct));
1714 hdrcbdata.outs = NULL;
1716 /* Free loop-local allocated memory and close loop-local opened fd */
1718 Curl_safefree(outfile);
1719 Curl_safefree(this_url);
1725 /* Should exit if error is fatal. */
1726 if(is_fatal_error(res)) {
1729 if(!metalink_next_res)
1731 mlres = mlres->next;
1733 /* TODO If metalink_next_res is 1 and mlres is NULL,
1734 * set res to error code
1740 /* when url globbing, exit loop upon critical error */
1741 if(is_fatal_error(res))
1745 /* when not url globbing, exit loop upon any error */
1748 } /* loop to the next URL */
1750 /* Free loop-local allocated memory */
1752 Curl_safefree(uploadfile);
1755 /* Free list of remaining URLs */
1761 /* when file globbing, exit loop upon critical error */
1762 if(is_fatal_error(res))
1766 /* when not file globbing, exit loop upon any error */
1769 } /* loop to the next globbed upload file */
1771 /* Free loop-local allocated memory */
1773 Curl_safefree(outfiles);
1776 /* Free list of globbed upload files */
1777 glob_cleanup(inglob);
1781 /* Free this URL node data without destroying the
1782 the node itself nor modifying next pointer. */
1783 Curl_safefree(urlnode->url);
1784 Curl_safefree(urlnode->outfile);
1785 Curl_safefree(urlnode->infile);
1789 ** Bail out upon critical errors
1791 if(is_fatal_error(res))
1794 } /* for-loop through all URLs */
1797 ** Nested loops end here.
1802 /* Free function-local referenced allocated memory */
1803 Curl_safefree(httpgetfields);
1805 /* Free list of given URLs */
1806 clean_getout(config);
1808 /* Cleanup the curl handle now that our
1809 progressbar struct is still in scope */
1811 curl_easy_cleanup(curl);
1812 config->easy = curl = NULL;
1814 #ifndef CURL_DISABLE_LIBCURL_OPTION
1818 hdrcbdata.heads = NULL;
1820 /* Close function-local opened file descriptors */
1822 if(heads.fopened && heads.stream)
1823 fclose(heads.stream);
1824 if(heads.alloc_filename)
1825 Curl_safefree(heads.filename);
1827 if(config->trace_fopened && config->trace_stream)
1828 fclose(config->trace_stream);
1830 #ifndef CURL_DISABLE_LIBCURL_OPTION
1831 /* Dump the libcurl code if previously enabled.
1832 NOTE: that this function relies on config->errors amongst other things
1833 so not everything can be closed and cleaned before this is called */
1834 dumpeasysrc(config);
1837 if(config->errors_fopened && config->errors)
1838 fclose(config->errors);
1840 /* Release metalink related resources here */
1841 clean_metalink(config);
1846 int operate(struct Configurable *config, int argc, argv_item_t argv[])
1850 /* Initialize the easy interface */
1851 result = operate_init(config);
1855 /* Perform the main operation */
1856 return operate_do(config, argc, argv);