1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2017, 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 https://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>
44 #define ENABLE_CURLX_PRINTF
45 /* use our own printf() functions */
48 #include "tool_binmode.h"
49 #include "tool_cfgable.h"
50 #include "tool_cb_dbg.h"
51 #include "tool_cb_hdr.h"
52 #include "tool_cb_prg.h"
53 #include "tool_cb_rea.h"
54 #include "tool_cb_see.h"
55 #include "tool_cb_wrt.h"
56 #include "tool_dirhie.h"
57 #include "tool_doswin.h"
58 #include "tool_easysrc.h"
59 #include "tool_getparam.h"
60 #include "tool_helpers.h"
61 #include "tool_homedir.h"
62 #include "tool_libinfo.h"
63 #include "tool_main.h"
64 #include "tool_metalink.h"
65 #include "tool_msgs.h"
66 #include "tool_operate.h"
67 #include "tool_operhlp.h"
68 #include "tool_paramhlp.h"
69 #include "tool_parsecfg.h"
70 #include "tool_setopt.h"
71 #include "tool_sleep.h"
72 #include "tool_urlglob.h"
73 #include "tool_util.h"
74 #include "tool_writeenv.h"
75 #include "tool_writeout.h"
76 #include "tool_xattr.h"
78 #include "tool_help.h"
79 #include "tool_hugehelp.h"
81 #include "memdebug.h" /* keep this as LAST include */
84 /* libcurl's debug builds provide an extra function */
85 CURLcode curl_easy_perform_ev(CURL *easy);
88 #define CURLseparator "--_curl_--"
91 /* since O_BINARY as used in bitmasks, setting it to zero makes it usable in
92 source code but yet it doesn't ruin anything */
96 #define CURL_CA_CERT_ERRORMSG1 \
97 "More details here: https://curl.haxx.se/docs/sslcerts.html\n\n" \
98 "curl performs SSL certificate verification by default, " \
99 "using a \"bundle\"\n" \
100 " of Certificate Authority (CA) public keys (CA certs). If the default\n" \
101 " bundle file isn't adequate, you can specify an alternate file\n" \
102 " using the --cacert option.\n"
104 #define CURL_CA_CERT_ERRORMSG2 \
105 "If this HTTPS server uses a certificate signed by a CA represented in\n" \
106 " the bundle, the certificate verification probably failed due to a\n" \
107 " problem with the certificate (it might be expired, or the name might\n" \
108 " not match the domain name in the URL).\n" \
109 "If you'd like to turn off curl's verification of the certificate, use\n" \
110 " the -k (or --insecure) option.\n"
112 static bool is_fatal_error(CURLcode code)
115 /* TODO: Should CURLE_SSL_CACERT be included as critical error ? */
116 case CURLE_FAILED_INIT:
117 case CURLE_OUT_OF_MEMORY:
118 case CURLE_UNKNOWN_OPTION:
119 case CURLE_FUNCTION_NOT_FOUND:
120 case CURLE_BAD_FUNCTION_ARGUMENT:
127 /* no error or not critical */
133 * get_vms_file_size does what it takes to get the real size of the file
135 * For fixed files, find out the size of the EOF block and adjust.
137 * For all others, have to read the entire file in, discarding the contents.
138 * Most posted text files will be small, and binary files like zlib archives
139 * and CD/DVD images should be either a STREAM_LF format or a fixed format.
142 static curl_off_t vms_realfilesize(const char *name,
143 const struct_stat *stat_buf)
150 /* !checksrc! disable FOPENMODE 1 */
151 file = fopen(name, "r"); /* VMS */
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_do(struct GlobalConfig *global,
188 struct OperationConfig *config)
190 char errorbuffer[CURL_ERROR_SIZE];
191 struct ProgressData progressbar;
192 struct getout *urlnode;
194 struct HdrCbData hdrcbdata;
195 struct OutStruct heads;
197 metalinkfile *mlfile_last = NULL;
199 CURL *curl = config->easy;
200 char *httpgetfields = NULL;
202 CURLcode result = CURLE_OK;
204 bool capath_from_env;
206 /* Save the values of noprogress and isatty to restore them later on */
207 bool orig_noprogress = global->noprogress;
208 bool orig_isatty = global->isatty;
210 errorbuffer[0] = '\0';
212 /* default headers output stream is stdout */
213 memset(&hdrcbdata, 0, sizeof(struct HdrCbData));
214 memset(&heads, 0, sizeof(struct OutStruct));
215 heads.stream = stdout;
216 heads.config = config;
219 ** Beyond this point no return'ing from this function allowed.
220 ** Jump to label 'quit_curl' in order to abandon this function
221 ** from outside of nested loops further down below.
224 /* Check we have a url */
225 if(!config->url_list || !config->url_list->url) {
226 helpf(global->errors, "no URL specified!\n");
227 result = CURLE_FAILED_INIT;
231 /* On WIN32 we can't set the path to curl-ca-bundle.crt
232 * at compile time. So we look here for the file in two ways:
233 * 1: look at the environment variable CURL_CA_BUNDLE for a path
234 * 2: if #1 isn't found, use the windows API function SearchPath()
235 * to find it along the app's path (includes app's dir and CWD)
237 * We support the environment variable thing for non-Windows platforms
238 * too. Just for the sake of it.
240 capath_from_env = false;
241 if(!config->cacert &&
243 !config->insecure_ok) {
245 env = curlx_getenv("CURL_CA_BUNDLE");
247 config->cacert = strdup(env);
248 if(!config->cacert) {
250 helpf(global->errors, "out of memory\n");
251 result = CURLE_OUT_OF_MEMORY;
256 env = curlx_getenv("SSL_CERT_DIR");
258 config->capath = strdup(env);
259 if(!config->capath) {
261 helpf(global->errors, "out of memory\n");
262 result = CURLE_OUT_OF_MEMORY;
265 capath_from_env = true;
268 env = curlx_getenv("SSL_CERT_FILE");
270 config->cacert = strdup(env);
271 if(!config->cacert) {
273 helpf(global->errors, "out of memory\n");
274 result = CURLE_OUT_OF_MEMORY;
285 result = FindWin32CACert(config, "curl-ca-bundle.crt");
292 if(config->postfields) {
293 if(config->use_httpget) {
294 /* Use the postfields data for a http get */
295 httpgetfields = strdup(config->postfields);
296 Curl_safefree(config->postfields);
298 helpf(global->errors, "out of memory\n");
299 result = CURLE_OUT_OF_MEMORY;
302 if(SetHTTPrequest(config,
303 (config->no_body?HTTPREQ_HEAD:HTTPREQ_GET),
305 result = CURLE_FAILED_INIT;
310 if(SetHTTPrequest(config, HTTPREQ_SIMPLEPOST, &config->httpreq)) {
311 result = CURLE_FAILED_INIT;
317 /* Single header file for all URLs */
318 if(config->headerfile) {
319 /* open file for output: */
320 if(strcmp(config->headerfile, "-")) {
321 FILE *newfile = fopen(config->headerfile, "wb");
323 warnf(config->global, "Failed to open %s\n", config->headerfile);
324 result = CURLE_WRITE_ERROR;
328 heads.filename = config->headerfile;
329 heads.s_isreg = TRUE;
330 heads.fopened = TRUE;
331 heads.stream = newfile;
335 /* always use binary mode for protocol header output */
336 set_binmode(heads.stream);
341 ** Nested loops start here.
344 /* loop through the list of given URLs */
346 for(urlnode = config->url_list; urlnode; urlnode = urlnode->next) {
348 unsigned long up; /* upload file counter within a single upload glob */
349 char *infiles; /* might be a glob pattern */
351 unsigned long infilenum;
354 int metalink = 0; /* nonzero for metalink download. */
355 metalinkfile *mlfile;
356 metalink_resource *mlres;
362 if(urlnode->flags & GETOUT_METALINK) {
364 if(mlfile_last == NULL) {
365 mlfile_last = config->metalinkfile_list;
367 mlfile = mlfile_last;
368 mlfile_last = mlfile_last->next;
369 mlres = mlfile->resource;
376 /* urlnode->url is the full URL (it might be NULL) */
379 /* This node has no URL. Free node data without destroying the
380 node itself nor modifying next pointer and continue to next */
381 Curl_safefree(urlnode->outfile);
382 Curl_safefree(urlnode->infile);
384 continue; /* next URL please */
387 /* save outfile pattern before expansion */
388 if(urlnode->outfile) {
389 outfiles = strdup(urlnode->outfile);
391 helpf(global->errors, "out of memory\n");
392 result = CURLE_OUT_OF_MEMORY;
397 infiles = urlnode->infile;
399 if(!config->globoff && infiles) {
400 /* Unless explicitly shut off */
401 result = glob_url(&inglob, infiles, &infilenum,
402 global->showerror?global->errors:NULL);
404 Curl_safefree(outfiles);
409 /* Here's the loop for uploading multiple files within the same
410 single globbed string. If no upload, we enter the loop once anyway. */
411 for(up = 0 ; up < infilenum; up++) {
413 char *uploadfile; /* a single file, never a glob */
416 unsigned long urlnum;
426 result = glob_next_url(&uploadfile, inglob);
427 if(result == CURLE_OUT_OF_MEMORY)
428 helpf(global->errors, "out of memory\n");
431 uploadfile = strdup(infiles);
433 helpf(global->errors, "out of memory\n");
434 result = CURLE_OUT_OF_MEMORY;
444 /* For Metalink download, we don't use glob. Instead we use
445 the number of resources as urlnum. */
446 urlnum = count_next_metalink_resource(mlfile);
449 if(!config->globoff) {
450 /* Unless explicitly shut off, we expand '{...}' and '[...]'
451 expressions and return total number of URLs in pattern set */
452 result = glob_url(&urls, urlnode->url, &urlnum,
453 global->showerror?global->errors:NULL);
455 Curl_safefree(uploadfile);
460 urlnum = 1; /* without globbing, this is a single URL */
462 /* if multiple files extracted to stdout, insert separators! */
463 separator= ((!outfiles || !strcmp(outfiles, "-")) && urlnum > 1);
465 /* Here's looping around each globbed URL */
466 for(li = 0 ; li < urlnum; li++) {
471 struct OutStruct outs;
472 struct InStruct input;
473 struct timeval retrystart;
474 curl_off_t uploadfilesize;
475 long retry_numretries;
476 long retry_sleep_default;
478 char *this_url = NULL;
479 int metalink_next_res = 0;
484 uploadfilesize = -1; /* -1 means unknown */
486 /* default output stream is stdout */
487 memset(&outs, 0, sizeof(struct OutStruct));
488 outs.stream = stdout;
489 outs.config = config;
492 /* For Metalink download, use name in Metalink file as
494 outfile = strdup(mlfile->filename);
496 result = CURLE_OUT_OF_MEMORY;
499 this_url = strdup(mlres->url);
501 result = CURLE_OUT_OF_MEMORY;
507 result = glob_next_url(&this_url, urls);
512 this_url = strdup(urlnode->url);
514 result = CURLE_OUT_OF_MEMORY;
524 outfile = strdup(outfiles);
526 result = CURLE_OUT_OF_MEMORY;
532 if(((urlnode->flags&GETOUT_USEREMOTE) ||
533 (outfile && strcmp("-", outfile))) &&
534 (metalink || !config->use_metalink)) {
537 * We have specified a file name to store the result in, or we have
538 * decided we want to use the remote file name.
542 /* extract the file name from the URL */
543 result = get_url_file_name(&outfile, this_url);
546 if(!*outfile && !config->content_disposition) {
547 helpf(global->errors, "Remote file name has no length!\n");
548 result = CURLE_WRITE_ERROR;
553 /* fill '#1' ... '#9' terms from URL pattern */
554 char *storefile = outfile;
555 result = glob_match_url(&outfile, storefile, urls);
556 Curl_safefree(storefile);
559 warnf(config->global, "bad output glob!\n");
564 /* Create the directory hierarchy, if not pre-existent to a multiple
567 if(config->create_dirs || metalink) {
568 result = create_dir_hierarchy(outfile, global->errors);
569 /* create_dir_hierarchy shows error upon CURLE_WRITE_ERROR */
570 if(result == CURLE_WRITE_ERROR)
577 if((urlnode->flags & GETOUT_USEREMOTE)
578 && config->content_disposition) {
579 /* Our header callback MIGHT set the filename */
580 DEBUGASSERT(!outs.filename);
583 if(config->resume_from_current) {
584 /* We're told to continue from where we are now. Get the size
585 of the file as it is now and open it for append instead */
586 struct_stat fileinfo;
587 /* VMS -- Danger, the filesize is only valid for stream files */
588 if(0 == stat(outfile, &fileinfo))
589 /* set offset to current file size: */
590 config->resume_from = fileinfo.st_size;
592 /* let offset be 0 */
593 config->resume_from = 0;
596 if(config->resume_from) {
598 /* open file for output, forcing VMS output format into stream
599 mode which is needed for stat() call above to always work. */
600 FILE *file = fopen(outfile, config->resume_from?"ab":"wb",
601 "ctx=stm", "rfm=stmlf", "rat=cr", "mrs=0");
603 /* open file for output: */
604 FILE *file = fopen(outfile, config->resume_from?"ab":"wb");
607 helpf(global->errors, "Can't open '%s'!\n", outfile);
608 result = CURLE_WRITE_ERROR;
613 outs.init = config->resume_from;
616 outs.stream = NULL; /* open when needed */
618 outs.filename = outfile;
622 if(uploadfile && !stdin_upload(uploadfile)) {
624 * We have specified a file to upload and it isn't "-".
626 struct_stat fileinfo;
628 this_url = add_file_name_to_url(curl, this_url, uploadfile);
630 result = CURLE_OUT_OF_MEMORY;
635 * Reading binary from files can be a problem... Only FIXED, VAR
636 * etc WITHOUT implied CC will work Others need a \n appended to a
639 * - Stat gives a size but this is UNRELIABLE in VMS As a f.e. a
640 * fixed file with implied CC needs to have a byte added for every
641 * record processed, this can by derived from Filesize & recordsize
642 * for VARiable record files the records need to be counted! for
643 * every record add 1 for linefeed and subtract 2 for the record
644 * header for VARIABLE header files only the bare record data needs
645 * to be considered with one appended if implied CC
648 /* Calculate the real upload site for VMS */
650 if(stat(uploadfile, &fileinfo) == 0) {
651 fileinfo.st_size = VmsSpecialSize(uploadfile, &fileinfo);
652 switch(fileinfo.st_fab_rfm) {
656 infd = open(uploadfile, O_RDONLY | O_BINARY);
659 infd = open(uploadfile, O_RDONLY | O_BINARY,
660 "rfm=stmlf", "ctx=stm");
665 infd = open(uploadfile, O_RDONLY | O_BINARY);
666 if((infd == -1) || fstat(infd, &fileinfo))
669 helpf(global->errors, "Can't open '%s'!\n", uploadfile);
674 result = CURLE_READ_ERROR;
679 /* we ignore file size for char/block devices, sockets, etc. */
680 if(S_ISREG(fileinfo.st_mode))
681 uploadfilesize = fileinfo.st_size;
684 else if(uploadfile && stdin_upload(uploadfile)) {
685 /* count to see if there are more than one auth bit set
686 in the authtype field */
689 while(bitcheck < 32) {
690 if(config->authtype & (1UL << bitcheck++)) {
693 /* more than one, we're done! */
700 * If the user has also selected --anyauth or --proxy-anyauth
701 * we should warn him/her.
703 if(config->proxyanyauth || (authbits>1)) {
704 warnf(config->global,
705 "Using --anyauth or --proxy-anyauth with upload from stdin"
706 " involves a big risk of it not working. Use a temporary"
707 " file or a fixed auth type instead!\n");
710 DEBUGASSERT(infdopen == FALSE);
711 DEBUGASSERT(infd == STDIN_FILENO);
714 if(!strcmp(uploadfile, ".")) {
715 if(curlx_nonblock((curl_socket_t)infd, TRUE) < 0)
716 warnf(config->global,
717 "fcntl failed on fd=%d: %s\n", infd, strerror(errno));
721 if(uploadfile && config->resume_from_current)
722 config->resume_from = -1; /* -1 will then force get-it-yourself */
724 if(output_expected(this_url, uploadfile) && outs.stream &&
725 isatty(fileno(outs.stream)))
726 /* we send the output to a tty, therefore we switch off the progress
728 global->noprogress = global->isatty = TRUE;
730 /* progress meter is per download, so restore config
732 global->noprogress = orig_noprogress;
733 global->isatty = orig_isatty;
736 if(urlnum > 1 && !global->mute) {
737 fprintf(global->errors, "\n[%lu/%lu]: %s --> %s\n",
738 li+1, urlnum, this_url, outfile ? outfile : "<stdout>");
740 printf("%s%s\n", CURLseparator, this_url);
744 /* Find out whether the url contains a file name */
745 const char *pc = strstr(this_url, "://");
752 pc = strrchr(pc, '/'); /* check for a slash */
755 /* there is a slash present in the URL */
758 /* Ouch, there's already a question mark in the URL string, we
759 then append the data with an ampersand separator instead! */
763 * Then append ? followed by the get fields to the url.
766 urlbuffer = aprintf("%s%c%s", this_url, sep, httpgetfields);
768 /* Append / before the ? to create a well-formed url
769 if the url contains a hostname only
771 urlbuffer = aprintf("%s/?%s", this_url, httpgetfields);
774 result = CURLE_OUT_OF_MEMORY;
778 Curl_safefree(this_url); /* free previous URL */
779 this_url = urlbuffer; /* use our new URL instead! */
783 global->errors = stderr;
785 if((!outfile || !strcmp(outfile, "-")) && !config->use_ascii) {
786 /* We get the output to stdout and we have not got the ASCII/text
787 flag, then set stdout to be binary */
791 if(!config->tcp_nodelay)
792 my_setopt(curl, CURLOPT_TCP_NODELAY, 0L);
794 if(config->tcp_fastopen)
795 my_setopt(curl, CURLOPT_TCP_FASTOPEN, 1L);
798 my_setopt(curl, CURLOPT_WRITEDATA, &outs);
799 my_setopt(curl, CURLOPT_INTERLEAVEDATA, &outs);
800 if(metalink || !config->use_metalink)
801 /* what call to write */
802 my_setopt(curl, CURLOPT_WRITEFUNCTION, tool_write_cb);
805 /* Set Metalink specific write callback function to parse
806 XML data progressively. */
807 my_setopt(curl, CURLOPT_WRITEFUNCTION, metalink_write_cb);
808 #endif /* USE_METALINK */
812 input.config = config;
813 /* Note that if CURLOPT_READFUNCTION is fread (the default), then
814 * lib/telnet.c will Curl_poll() on the input file descriptor
815 * rather then calling the READFUNCTION at regular intervals.
816 * The circumstances in which it is preferable to enable this
817 * behaviour, by omitting to set the READFUNCTION & READDATA options,
818 * have not been determined.
820 my_setopt(curl, CURLOPT_READDATA, &input);
821 /* what call to read */
822 my_setopt(curl, CURLOPT_READFUNCTION, tool_read_cb);
824 /* in 7.18.0, the CURLOPT_SEEKFUNCTION/DATA pair is taking over what
825 CURLOPT_IOCTLFUNCTION/DATA pair previously provided for seeking */
826 my_setopt(curl, CURLOPT_SEEKDATA, &input);
827 my_setopt(curl, CURLOPT_SEEKFUNCTION, tool_seek_cb);
829 if(config->recvpersecond)
830 /* tell libcurl to use a smaller sized buffer as it allows us to
831 make better sleeps! 7.9.9 stuff! */
832 my_setopt(curl, CURLOPT_BUFFERSIZE, (long)config->recvpersecond);
834 /* size of uploaded file: */
835 if(uploadfilesize != -1)
836 my_setopt(curl, CURLOPT_INFILESIZE_LARGE, uploadfilesize);
837 my_setopt_str(curl, CURLOPT_URL, this_url); /* what to fetch */
838 my_setopt(curl, CURLOPT_NOPROGRESS, global->noprogress?1L:0L);
839 if(config->no_body) {
840 my_setopt(curl, CURLOPT_NOBODY, 1L);
841 my_setopt(curl, CURLOPT_HEADER, 1L);
843 /* If --metalink is used, we ignore --include (headers in
844 output) option because mixing headers to the body will
845 confuse XML parser and/or hash check will fail. */
846 else if(!config->use_metalink)
847 my_setopt(curl, CURLOPT_HEADER, config->include_headers?1L:0L);
849 if(config->oauth_bearer)
850 my_setopt_str(curl, CURLOPT_XOAUTH2_BEARER, config->oauth_bearer);
852 #if !defined(CURL_DISABLE_PROXY)
854 /* TODO: Make this a run-time check instead of compile-time one. */
856 my_setopt_str(curl, CURLOPT_PROXY, config->proxy);
857 /* new in libcurl 7.5 */
859 my_setopt_enum(curl, CURLOPT_PROXYTYPE, config->proxyver);
861 my_setopt_str(curl, CURLOPT_PROXYUSERPWD, config->proxyuserpwd);
863 /* new in libcurl 7.3 */
864 my_setopt(curl, CURLOPT_HTTPPROXYTUNNEL, config->proxytunnel?1L:0L);
866 /* new in libcurl 7.52.0 */
868 my_setopt_str(curl, CURLOPT_PRE_PROXY, config->preproxy);
870 /* new in libcurl 7.10.6 */
871 if(config->proxyanyauth)
872 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
874 else if(config->proxynegotiate)
875 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
876 (long)CURLAUTH_GSSNEGOTIATE);
877 else if(config->proxyntlm)
878 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
879 (long)CURLAUTH_NTLM);
880 else if(config->proxydigest)
881 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
882 (long)CURLAUTH_DIGEST);
883 else if(config->proxybasic)
884 my_setopt_bitmask(curl, CURLOPT_PROXYAUTH,
885 (long)CURLAUTH_BASIC);
887 /* new in libcurl 7.19.4 */
888 my_setopt_str(curl, CURLOPT_NOPROXY, config->noproxy);
892 my_setopt(curl, CURLOPT_FAILONERROR, config->failonerror?1L:0L);
893 my_setopt(curl, CURLOPT_UPLOAD, uploadfile?1L:0L);
894 my_setopt(curl, CURLOPT_DIRLISTONLY, config->dirlistonly?1L:0L);
895 my_setopt(curl, CURLOPT_APPEND, config->ftp_append?1L:0L);
897 if(config->netrc_opt)
898 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_OPTIONAL);
899 else if(config->netrc || config->netrc_file)
900 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_REQUIRED);
902 my_setopt_enum(curl, CURLOPT_NETRC, (long)CURL_NETRC_IGNORED);
904 if(config->netrc_file)
905 my_setopt_str(curl, CURLOPT_NETRC_FILE, config->netrc_file);
907 my_setopt(curl, CURLOPT_TRANSFERTEXT, config->use_ascii?1L:0L);
908 if(config->login_options)
909 my_setopt_str(curl, CURLOPT_LOGIN_OPTIONS, config->login_options);
910 my_setopt_str(curl, CURLOPT_USERPWD, config->userpwd);
911 my_setopt_str(curl, CURLOPT_RANGE, config->range);
912 my_setopt(curl, CURLOPT_ERRORBUFFER, errorbuffer);
913 my_setopt(curl, CURLOPT_TIMEOUT_MS, (long)(config->timeout * 1000));
915 if(built_in_protos & CURLPROTO_HTTP) {
919 my_setopt(curl, CURLOPT_FOLLOWLOCATION,
920 config->followlocation?1L:0L);
921 my_setopt(curl, CURLOPT_UNRESTRICTED_AUTH,
922 config->unrestricted_auth?1L:0L);
924 switch(config->httpreq) {
925 case HTTPREQ_SIMPLEPOST:
926 my_setopt_str(curl, CURLOPT_POSTFIELDS,
928 my_setopt(curl, CURLOPT_POSTFIELDSIZE_LARGE,
929 config->postfieldsize);
931 case HTTPREQ_FORMPOST:
932 my_setopt_httppost(curl, CURLOPT_HTTPPOST, config->httppost);
938 my_setopt_str(curl, CURLOPT_REFERER, config->referer);
939 my_setopt(curl, CURLOPT_AUTOREFERER, config->autoreferer?1L:0L);
940 my_setopt_str(curl, CURLOPT_USERAGENT, config->useragent);
941 my_setopt_slist(curl, CURLOPT_HTTPHEADER, config->headers);
943 /* new in libcurl 7.36.0 */
944 if(config->proxyheaders) {
945 my_setopt_slist(curl, CURLOPT_PROXYHEADER, config->proxyheaders);
946 my_setopt(curl, CURLOPT_HEADEROPT, CURLHEADER_SEPARATE);
949 /* new in libcurl 7.5 */
950 my_setopt(curl, CURLOPT_MAXREDIRS, config->maxredirs);
952 if(config->httpversion)
953 my_setopt_enum(curl, CURLOPT_HTTP_VERSION, config->httpversion);
954 else if(curlinfo->features & CURL_VERSION_HTTP2) {
955 my_setopt_enum(curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_2TLS);
958 /* new in libcurl 7.10.6 (default is Basic) */
960 my_setopt_bitmask(curl, CURLOPT_HTTPAUTH, (long)config->authtype);
962 /* curl 7.19.1 (the 301 version existed in 7.18.2),
963 303 was added in 7.26.0 */
965 postRedir |= CURL_REDIR_POST_301;
967 postRedir |= CURL_REDIR_POST_302;
969 postRedir |= CURL_REDIR_POST_303;
970 my_setopt(curl, CURLOPT_POSTREDIR, postRedir);
972 /* new in libcurl 7.21.6 */
974 my_setopt_str(curl, CURLOPT_ACCEPT_ENCODING, "");
976 /* new in libcurl 7.21.6 */
977 if(config->tr_encoding)
978 my_setopt(curl, CURLOPT_TRANSFER_ENCODING, 1L);
980 } /* (built_in_protos & CURLPROTO_HTTP) */
982 my_setopt_str(curl, CURLOPT_FTPPORT, config->ftpport);
983 my_setopt(curl, CURLOPT_LOW_SPEED_LIMIT,
984 config->low_speed_limit);
985 my_setopt(curl, CURLOPT_LOW_SPEED_TIME, config->low_speed_time);
986 my_setopt(curl, CURLOPT_MAX_SEND_SPEED_LARGE,
987 config->sendpersecond);
988 my_setopt(curl, CURLOPT_MAX_RECV_SPEED_LARGE,
989 config->recvpersecond);
991 if(config->use_resume)
992 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, config->resume_from);
994 my_setopt(curl, CURLOPT_RESUME_FROM_LARGE, CURL_OFF_T_C(0));
996 my_setopt_str(curl, CURLOPT_KEYPASSWD, config->key_passwd);
997 my_setopt_str(curl, CURLOPT_PROXY_KEYPASSWD, config->proxy_key_passwd);
999 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1001 /* SSH and SSL private key uses same command-line option */
1002 /* new in libcurl 7.16.1 */
1003 my_setopt_str(curl, CURLOPT_SSH_PRIVATE_KEYFILE, config->key);
1004 /* new in libcurl 7.16.1 */
1005 my_setopt_str(curl, CURLOPT_SSH_PUBLIC_KEYFILE, config->pubkey);
1007 /* new in libcurl 7.17.1: SSH host key md5 checking allows us
1008 to fail if we are not talking to who we think we should */
1009 my_setopt_str(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_MD5,
1010 config->hostpubmd5);
1014 my_setopt_str(curl, CURLOPT_CAINFO, config->cacert);
1015 if(config->proxy_cacert)
1016 my_setopt_str(curl, CURLOPT_PROXY_CAINFO, config->proxy_cacert);
1018 if(config->capath) {
1019 result = res_setopt_str(curl, CURLOPT_CAPATH, config->capath);
1020 if(result == CURLE_NOT_BUILT_IN) {
1021 warnf(config->global, "ignoring %s, not supported by libcurl\n",
1023 "SSL_CERT_DIR environment variable":"--capath");
1028 /* For the time being if --proxy-capath is not set then we use the
1029 --capath value for it, if any. See #1257 */
1030 if(config->proxy_capath || config->capath) {
1031 result = res_setopt_str(curl, CURLOPT_PROXY_CAPATH,
1032 (config->proxy_capath ?
1033 config->proxy_capath :
1035 if(result == CURLE_NOT_BUILT_IN) {
1036 if(config->proxy_capath) {
1037 warnf(config->global,
1038 "ignoring --proxy-capath, not supported by libcurl\n");
1046 my_setopt_str(curl, CURLOPT_CRLFILE, config->crlfile);
1047 if(config->proxy_crlfile)
1048 my_setopt_str(curl, CURLOPT_PROXY_CRLFILE, config->proxy_crlfile);
1049 else if(config->crlfile) /* CURLOPT_PROXY_CRLFILE default is crlfile */
1050 my_setopt_str(curl, CURLOPT_PROXY_CRLFILE, config->crlfile);
1052 if(config->pinnedpubkey)
1053 my_setopt_str(curl, CURLOPT_PINNEDPUBLICKEY, config->pinnedpubkey);
1055 if(curlinfo->features & CURL_VERSION_SSL) {
1056 my_setopt_str(curl, CURLOPT_SSLCERT, config->cert);
1057 my_setopt_str(curl, CURLOPT_PROXY_SSLCERT, config->proxy_cert);
1058 my_setopt_str(curl, CURLOPT_SSLCERTTYPE, config->cert_type);
1059 my_setopt_str(curl, CURLOPT_PROXY_SSLCERTTYPE,
1060 config->proxy_cert_type);
1061 my_setopt_str(curl, CURLOPT_SSLKEY, config->key);
1062 my_setopt_str(curl, CURLOPT_PROXY_SSLKEY, config->proxy_key);
1063 my_setopt_str(curl, CURLOPT_SSLKEYTYPE, config->key_type);
1064 my_setopt_str(curl, CURLOPT_PROXY_SSLKEYTYPE,
1065 config->proxy_key_type);
1067 if(config->insecure_ok) {
1068 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
1069 my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
1072 my_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
1073 /* libcurl default is strict verifyhost -> 2L */
1074 /* my_setopt(curl, CURLOPT_SSL_VERIFYHOST, 2L); */
1076 if(config->proxy_insecure_ok) {
1077 my_setopt(curl, CURLOPT_PROXY_SSL_VERIFYPEER, 0L);
1078 my_setopt(curl, CURLOPT_PROXY_SSL_VERIFYHOST, 0L);
1081 my_setopt(curl, CURLOPT_PROXY_SSL_VERIFYPEER, 1L);
1084 if(config->verifystatus)
1085 my_setopt(curl, CURLOPT_SSL_VERIFYSTATUS, 1L);
1087 if(config->falsestart)
1088 my_setopt(curl, CURLOPT_SSL_FALSESTART, 1L);
1090 my_setopt_enum(curl, CURLOPT_SSLVERSION, config->ssl_version);
1091 my_setopt_enum(curl, CURLOPT_PROXY_SSLVERSION,
1092 config->proxy_ssl_version);
1094 if(config->path_as_is)
1095 my_setopt(curl, CURLOPT_PATH_AS_IS, 1L);
1097 if(built_in_protos & (CURLPROTO_SCP|CURLPROTO_SFTP)) {
1098 if(!config->insecure_ok) {
1101 result = CURLE_OUT_OF_MEMORY;
1104 file = aprintf("%s/%sssh/known_hosts", home, DOT_CHAR);
1106 /* new in curl 7.19.6 */
1107 result = res_setopt_str(curl, CURLOPT_SSH_KNOWNHOSTS, file);
1109 if(result == CURLE_UNKNOWN_OPTION)
1110 /* libssh2 version older than 1.1.1 */
1113 Curl_safefree(home);
1120 if(config->no_body || config->remote_time) {
1121 /* no body or use remote time */
1122 my_setopt(curl, CURLOPT_FILETIME, 1L);
1125 my_setopt(curl, CURLOPT_CRLF, config->crlf?1L:0L);
1126 my_setopt_slist(curl, CURLOPT_QUOTE, config->quote);
1127 my_setopt_slist(curl, CURLOPT_POSTQUOTE, config->postquote);
1128 my_setopt_slist(curl, CURLOPT_PREQUOTE, config->prequote);
1130 #if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
1132 my_setopt_str(curl, CURLOPT_COOKIE, config->cookie);
1134 if(config->cookiefile)
1135 my_setopt_str(curl, CURLOPT_COOKIEFILE, config->cookiefile);
1137 /* new in libcurl 7.9 */
1138 if(config->cookiejar)
1139 my_setopt_str(curl, CURLOPT_COOKIEJAR, config->cookiejar);
1141 /* new in libcurl 7.9.7 */
1142 my_setopt(curl, CURLOPT_COOKIESESSION, config->cookiesession?1L:0L);
1144 if(config->cookie || config->cookiefile || config->cookiejar) {
1145 warnf(config->global, "cookie option(s) used even though cookie "
1146 "support is disabled!\n");
1147 return CURLE_NOT_BUILT_IN;
1151 my_setopt_enum(curl, CURLOPT_TIMECONDITION, (long)config->timecond);
1152 my_setopt(curl, CURLOPT_TIMEVALUE, (long)config->condtime);
1153 my_setopt_str(curl, CURLOPT_CUSTOMREQUEST, config->customrequest);
1154 customrequest_helper(config, config->httpreq, config->customrequest);
1155 my_setopt(curl, CURLOPT_STDERR, global->errors);
1157 /* three new ones in libcurl 7.3: */
1158 my_setopt_str(curl, CURLOPT_INTERFACE, config->iface);
1159 my_setopt_str(curl, CURLOPT_KRBLEVEL, config->krblevel);
1161 progressbarinit(&progressbar, config);
1162 if((global->progressmode == CURL_PROGRESS_BAR) &&
1163 !global->noprogress && !global->mute) {
1164 /* we want the alternative style, then we have to implement it
1166 my_setopt(curl, CURLOPT_XFERINFOFUNCTION, tool_progress_cb);
1167 my_setopt(curl, CURLOPT_XFERINFODATA, &progressbar);
1170 /* new in libcurl 7.24.0: */
1171 if(config->dns_servers)
1172 my_setopt_str(curl, CURLOPT_DNS_SERVERS, config->dns_servers);
1174 /* new in libcurl 7.33.0: */
1175 if(config->dns_interface)
1176 my_setopt_str(curl, CURLOPT_DNS_INTERFACE, config->dns_interface);
1177 if(config->dns_ipv4_addr)
1178 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP4, config->dns_ipv4_addr);
1179 if(config->dns_ipv6_addr)
1180 my_setopt_str(curl, CURLOPT_DNS_LOCAL_IP6, config->dns_ipv6_addr);
1182 /* new in libcurl 7.6.2: */
1183 my_setopt_slist(curl, CURLOPT_TELNETOPTIONS, config->telnet_options);
1185 /* new in libcurl 7.7: */
1186 my_setopt_str(curl, CURLOPT_RANDOM_FILE, config->random_file);
1187 my_setopt_str(curl, CURLOPT_EGDSOCKET, config->egd_file);
1188 my_setopt(curl, CURLOPT_CONNECTTIMEOUT_MS,
1189 (long)(config->connecttimeout * 1000));
1191 if(config->cipher_list)
1192 my_setopt_str(curl, CURLOPT_SSL_CIPHER_LIST, config->cipher_list);
1194 if(config->proxy_cipher_list)
1195 my_setopt_str(curl, CURLOPT_PROXY_SSL_CIPHER_LIST,
1196 config->proxy_cipher_list);
1198 /* new in libcurl 7.9.2: */
1199 if(config->disable_epsv)
1201 my_setopt(curl, CURLOPT_FTP_USE_EPSV, 0L);
1203 /* new in libcurl 7.10.5 */
1204 if(config->disable_eprt)
1206 my_setopt(curl, CURLOPT_FTP_USE_EPRT, 0L);
1208 if(global->tracetype != TRACE_NONE) {
1209 my_setopt(curl, CURLOPT_DEBUGFUNCTION, tool_debug_cb);
1210 my_setopt(curl, CURLOPT_DEBUGDATA, config);
1211 my_setopt(curl, CURLOPT_VERBOSE, 1L);
1214 /* new in curl 7.9.3 */
1215 if(config->engine) {
1216 result = res_setopt_str(curl, CURLOPT_SSLENGINE, config->engine);
1221 /* new in curl 7.10.7, extended in 7.19.4. Modified to use
1222 CREATE_DIR_RETRY in 7.49.0 */
1223 my_setopt(curl, CURLOPT_FTP_CREATE_MISSING_DIRS,
1224 (long)(config->ftp_create_dirs?
1225 CURLFTP_CREATE_DIR_RETRY:
1226 CURLFTP_CREATE_DIR_NONE));
1228 /* new in curl 7.10.8 */
1229 if(config->max_filesize)
1230 my_setopt(curl, CURLOPT_MAXFILESIZE_LARGE,
1231 config->max_filesize);
1233 if(4 == config->ip_version)
1234 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
1235 else if(6 == config->ip_version)
1236 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V6);
1238 my_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_WHATEVER);
1240 /* new in curl 7.15.5 */
1241 if(config->ftp_ssl_reqd)
1242 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
1244 /* new in curl 7.11.0 */
1245 else if(config->ftp_ssl)
1246 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY);
1248 /* new in curl 7.16.0 */
1249 else if(config->ftp_ssl_control)
1250 my_setopt_enum(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_CONTROL);
1252 /* new in curl 7.16.1 */
1253 if(config->ftp_ssl_ccc)
1254 my_setopt_enum(curl, CURLOPT_FTP_SSL_CCC,
1255 (long)config->ftp_ssl_ccc_mode);
1257 /* new in curl 7.19.4 */
1258 if(config->socks5_gssapi_nec)
1259 my_setopt_str(curl, CURLOPT_SOCKS5_GSSAPI_NEC,
1260 config->socks5_gssapi_nec);
1262 /* new in curl 7.43.0 */
1263 if(config->proxy_service_name)
1264 my_setopt_str(curl, CURLOPT_PROXY_SERVICE_NAME,
1265 config->proxy_service_name);
1267 /* new in curl 7.43.0 */
1268 if(config->service_name)
1269 my_setopt_str(curl, CURLOPT_SERVICE_NAME,
1270 config->service_name);
1273 my_setopt_str(curl, CURLOPT_FTP_ACCOUNT, config->ftp_account);
1275 my_setopt(curl, CURLOPT_IGNORE_CONTENT_LENGTH, config->ignorecl?1L:0L);
1278 my_setopt(curl, CURLOPT_FTP_SKIP_PASV_IP, config->ftp_skip_ip?1L:0L);
1281 my_setopt(curl, CURLOPT_FTP_FILEMETHOD, (long)config->ftp_filemethod);
1284 if(config->localport) {
1285 my_setopt(curl, CURLOPT_LOCALPORT, (long)config->localport);
1286 my_setopt_str(curl, CURLOPT_LOCALPORTRANGE,
1287 (long)config->localportrange);
1291 my_setopt_str(curl, CURLOPT_FTP_ALTERNATIVE_TO_USER,
1292 config->ftp_alternative_to_user);
1295 if(config->disable_sessionid)
1297 my_setopt(curl, CURLOPT_SSL_SESSIONID_CACHE, 0L);
1301 my_setopt(curl, CURLOPT_HTTP_CONTENT_DECODING, 0L);
1302 my_setopt(curl, CURLOPT_HTTP_TRANSFER_DECODING, 0L);
1306 if(!config->nokeepalive) {
1307 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1L);
1308 if(config->alivetime != 0) {
1309 my_setopt(curl, CURLOPT_TCP_KEEPIDLE, config->alivetime);
1310 my_setopt(curl, CURLOPT_TCP_KEEPINTVL, config->alivetime);
1314 my_setopt(curl, CURLOPT_TCP_KEEPALIVE, 0L);
1317 if(config->tftp_blksize)
1318 my_setopt(curl, CURLOPT_TFTP_BLKSIZE, config->tftp_blksize);
1320 if(config->mail_from)
1321 my_setopt_str(curl, CURLOPT_MAIL_FROM, config->mail_from);
1323 if(config->mail_rcpt)
1324 my_setopt_slist(curl, CURLOPT_MAIL_RCPT, config->mail_rcpt);
1327 if(config->ftp_pret)
1328 my_setopt(curl, CURLOPT_FTP_USE_PRET, 1L);
1330 if(config->proto_present)
1331 my_setopt_flags(curl, CURLOPT_PROTOCOLS, config->proto);
1332 if(config->proto_redir_present)
1333 my_setopt_flags(curl, CURLOPT_REDIR_PROTOCOLS, config->proto_redir);
1335 if(config->content_disposition
1336 && (urlnode->flags & GETOUT_USEREMOTE))
1337 hdrcbdata.honor_cd_filename = TRUE;
1339 hdrcbdata.honor_cd_filename = FALSE;
1341 hdrcbdata.outs = &outs;
1342 hdrcbdata.heads = &heads;
1344 my_setopt(curl, CURLOPT_HEADERFUNCTION, tool_header_cb);
1345 my_setopt(curl, CURLOPT_HEADERDATA, &hdrcbdata);
1349 my_setopt_slist(curl, CURLOPT_RESOLVE, config->resolve);
1351 if(config->connect_to)
1353 my_setopt_slist(curl, CURLOPT_CONNECT_TO, config->connect_to);
1356 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1357 if(config->tls_username)
1358 my_setopt_str(curl, CURLOPT_TLSAUTH_USERNAME,
1359 config->tls_username);
1360 if(config->tls_password)
1361 my_setopt_str(curl, CURLOPT_TLSAUTH_PASSWORD,
1362 config->tls_password);
1363 if(config->tls_authtype)
1364 my_setopt_str(curl, CURLOPT_TLSAUTH_TYPE,
1365 config->tls_authtype);
1366 if(config->proxy_tls_username)
1367 my_setopt_str(curl, CURLOPT_PROXY_TLSAUTH_USERNAME,
1368 config->proxy_tls_username);
1369 if(config->proxy_tls_password)
1370 my_setopt_str(curl, CURLOPT_PROXY_TLSAUTH_PASSWORD,
1371 config->proxy_tls_password);
1372 if(config->proxy_tls_authtype)
1373 my_setopt_str(curl, CURLOPT_PROXY_TLSAUTH_TYPE,
1374 config->proxy_tls_authtype);
1378 if(config->gssapi_delegation)
1379 my_setopt_str(curl, CURLOPT_GSSAPI_DELEGATION,
1380 config->gssapi_delegation);
1382 /* new in 7.25.0 and 7.44.0 */
1384 long mask = (config->ssl_allow_beast ? CURLSSLOPT_ALLOW_BEAST : 0) |
1385 (config->ssl_no_revoke ? CURLSSLOPT_NO_REVOKE : 0);
1387 my_setopt_bitmask(curl, CURLOPT_SSL_OPTIONS, mask);
1390 if(config->proxy_ssl_allow_beast)
1391 my_setopt(curl, CURLOPT_PROXY_SSL_OPTIONS,
1392 (long)CURLSSLOPT_ALLOW_BEAST);
1394 if(config->mail_auth)
1395 my_setopt_str(curl, CURLOPT_MAIL_AUTH, config->mail_auth);
1399 my_setopt(curl, CURLOPT_SASL_IR, 1L);
1402 my_setopt(curl, CURLOPT_SSL_ENABLE_NPN, 0L);
1405 if(config->noalpn) {
1406 my_setopt(curl, CURLOPT_SSL_ENABLE_ALPN, 0L);
1409 /* new in 7.40.0, abstract support added in 7.53.0 */
1410 if(config->unix_socket_path) {
1411 if(config->abstract_unix_socket) {
1412 my_setopt_str(curl, CURLOPT_ABSTRACT_UNIX_SOCKET,
1413 config->unix_socket_path);
1416 my_setopt_str(curl, CURLOPT_UNIX_SOCKET_PATH,
1417 config->unix_socket_path);
1421 if(config->proto_default)
1422 my_setopt_str(curl, CURLOPT_DEFAULT_PROTOCOL, config->proto_default);
1425 if(config->expect100timeout > 0)
1426 my_setopt_str(curl, CURLOPT_EXPECT_100_TIMEOUT_MS,
1427 (long)(config->expect100timeout*1000));
1430 if(config->tftp_no_options)
1431 my_setopt(curl, CURLOPT_TFTP_NO_OPTIONS, 1L);
1433 /* initialize retry vars for loop below */
1434 retry_sleep_default = (config->retry_delay) ?
1435 config->retry_delay*1000L : RETRY_SLEEP_DEFAULT; /* ms */
1437 retry_numretries = config->req_retry;
1438 retry_sleep = retry_sleep_default; /* ms */
1439 retrystart = tvnow();
1441 #ifndef CURL_DISABLE_LIBCURL_OPTION
1442 if(global->libcurl) {
1443 result = easysrc_perform();
1451 if(!metalink && config->use_metalink) {
1452 /* If outs.metalink_parser is non-NULL, delete it first. */
1453 if(outs.metalink_parser)
1454 metalink_parser_context_delete(outs.metalink_parser);
1455 outs.metalink_parser = metalink_parser_context_new();
1456 if(outs.metalink_parser == NULL) {
1457 result = CURLE_OUT_OF_MEMORY;
1460 fprintf(config->global->errors,
1461 "Metalink: parsing (%s) metalink/XML...\n", this_url);
1464 fprintf(config->global->errors,
1465 "Metalink: fetching (%s) from (%s)...\n",
1466 mlfile->filename, this_url);
1467 #endif /* USE_METALINK */
1470 if(config->test_event_based)
1471 result = curl_easy_perform_ev(curl);
1474 result = curl_easy_perform(curl);
1476 if(!result && !outs.stream && !outs.bytes) {
1477 /* we have received no data despite the transfer was successful
1478 ==> force cration of an empty output file (if an output file
1480 long cond_unmet = 0L;
1481 /* do not create (or even overwrite) the file in case we get no
1482 data because of unmet condition */
1483 curl_easy_getinfo(curl, CURLINFO_CONDITION_UNMET, &cond_unmet);
1484 if(!cond_unmet && !tool_create_output_file(&outs))
1485 result = CURLE_WRITE_ERROR;
1488 if(outs.is_cd_filename && outs.stream && !global->mute &&
1490 printf("curl: Saved to filename '%s'\n", outs.filename);
1492 /* if retry-max-time is non-zero, make sure we haven't exceeded the
1494 if(retry_numretries &&
1495 (!config->retry_maxtime ||
1496 (tvdiff(tvnow(), retrystart) <
1497 config->retry_maxtime*1000L)) ) {
1504 RETRY_LAST /* not used */
1507 if((CURLE_OPERATION_TIMEDOUT == result) ||
1508 (CURLE_COULDNT_RESOLVE_HOST == result) ||
1509 (CURLE_COULDNT_RESOLVE_PROXY == result) ||
1510 (CURLE_FTP_ACCEPT_TIMEOUT == result))
1511 /* retry timeout always */
1512 retry = RETRY_TIMEOUT;
1513 else if(config->retry_connrefused &&
1514 (CURLE_COULDNT_CONNECT == result)) {
1516 curl_easy_getinfo(curl, CURLINFO_OS_ERRNO, &oserrno);
1517 if(ECONNREFUSED == oserrno)
1518 retry = RETRY_CONNREFUSED;
1520 else if((CURLE_OK == result) ||
1521 (config->failonerror &&
1522 (CURLE_HTTP_RETURNED_ERROR == result))) {
1523 /* If it returned OK. _or_ failonerror was enabled and it
1524 returned due to such an error, check for HTTP transient
1525 errors to retry on. */
1526 char *effective_url = NULL;
1527 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1529 checkprefix("http", effective_url)) {
1530 /* This was HTTP(S) */
1531 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1534 case 500: /* Internal Server Error */
1535 case 502: /* Bad Gateway */
1536 case 503: /* Service Unavailable */
1537 case 504: /* Gateway Timeout */
1540 * At this point, we have already written data to the output
1541 * file (or terminal). If we write to a file, we must rewind
1542 * or close/re-open the file so that the next attempt starts
1543 * over from the beginning.
1545 * TODO: similar action for the upload case. We might need
1546 * to start over reading from a previous point if we have
1547 * uploaded something when this was returned.
1554 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1556 if(response/100 == 4)
1558 * This is typically when the FTP server only allows a certain
1559 * amount of users and we are not one of them. All 4xx codes
1566 static const char * const m[]={
1569 "connection refused",
1574 warnf(config->global, "Transient problem: %s "
1575 "Will retry in %ld seconds. "
1576 "%ld retries left.\n",
1577 m[retry], retry_sleep/1000L, retry_numretries);
1579 tool_go_sleep(retry_sleep);
1581 if(!config->retry_delay) {
1583 if(retry_sleep > RETRY_SLEEP_MAX)
1584 retry_sleep = RETRY_SLEEP_MAX;
1586 if(outs.bytes && outs.filename && outs.stream) {
1587 /* We have written data to a output file, we truncate file
1590 fprintf(global->errors, "Throwing away %"
1591 CURL_FORMAT_CURL_OFF_T " bytes\n",
1593 fflush(outs.stream);
1594 /* truncate file at the position where we started appending */
1595 #ifdef HAVE_FTRUNCATE
1596 if(ftruncate(fileno(outs.stream), outs.init)) {
1597 /* when truncate fails, we can't just append as then we'll
1598 create something strange, bail out */
1600 fprintf(global->errors,
1601 "failed to truncate, exiting\n");
1602 result = CURLE_WRITE_ERROR;
1605 /* now seek to the end of the file, the position where we
1606 just truncated the file in a large file-safe way */
1607 fseek(outs.stream, 0, SEEK_END);
1609 /* ftruncate is not available, so just reposition the file
1610 to the location we would have truncated it. This won't
1611 work properly with large files on 32-bit systems, but
1612 most of those will have ftruncate. */
1613 fseek(outs.stream, (long)outs.init, SEEK_SET);
1615 outs.bytes = 0; /* clear for next round */
1617 continue; /* curl_easy_perform loop */
1619 } /* if retry_numretries */
1621 /* Metalink: Decide to try the next resource or
1622 not. Basically, we want to try the next resource if
1623 download was not successful. */
1625 if(CURLE_OK == result) {
1626 /* TODO We want to try next resource when download was
1627 not successful. How to know that? */
1628 char *effective_url = NULL;
1629 curl_easy_getinfo(curl, CURLINFO_EFFECTIVE_URL, &effective_url);
1631 curl_strnequal(effective_url, "http", 4)) {
1632 /* This was HTTP(S) */
1633 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &response);
1634 if(response != 200 && response != 206) {
1635 metalink_next_res = 1;
1636 fprintf(global->errors,
1637 "Metalink: fetching (%s) from (%s) FAILED "
1638 "(HTTP status code %ld)\n",
1639 mlfile->filename, this_url, response);
1644 metalink_next_res = 1;
1645 fprintf(global->errors,
1646 "Metalink: fetching (%s) from (%s) FAILED (%s)\n",
1647 mlfile->filename, this_url,
1649 errorbuffer : curl_easy_strerror(result));
1652 if(metalink && !metalink_next_res)
1653 fprintf(global->errors, "Metalink: fetching (%s) from (%s) OK\n",
1654 mlfile->filename, this_url);
1656 /* In all ordinary cases, just break out of loop here */
1657 break; /* curl_easy_perform loop */
1661 if((global->progressmode == CURL_PROGRESS_BAR) &&
1663 /* if the custom progress bar has been displayed, we output a
1665 fputs("\n", progressbar.out);
1667 if(config->writeout)
1668 ourWriteOut(curl, &outs, config->writeout);
1670 if(config->writeenv)
1674 ** Code within this loop may jump directly here to label 'show_error'
1675 ** in order to display an error message for CURLcode stored in 'res'
1676 ** variable and exit loop once that necessary writing and cleanup
1677 ** in label 'quit_urls' has been done.
1683 if(is_vms_shell()) {
1684 /* VMS DCL shell behavior */
1685 if(!global->showerror)
1686 vms_show = VMSSTS_HIDE;
1690 if(result && global->showerror) {
1691 fprintf(global->errors, "curl: (%d) %s\n", result, (errorbuffer[0]) ?
1692 errorbuffer : curl_easy_strerror(result));
1693 if(result == CURLE_SSL_CACERT)
1694 fprintf(global->errors, "%s%s%s",
1695 CURL_CA_CERT_ERRORMSG1, CURL_CA_CERT_ERRORMSG2,
1697 curl_strnequal(config->proxy, "https://", 8)) ?
1698 "HTTPS proxy has similar options --proxy-cacert "
1699 "and --proxy-insecure.\n" :
1703 /* Fall through comment to 'quit_urls' label */
1706 ** Upon error condition and always that a message has already been
1707 ** displayed, code within this loop may jump directly here to label
1708 ** 'quit_urls' otherwise it should jump to 'show_error' label above.
1710 ** When 'res' variable is _not_ CURLE_OK loop will exit once that
1711 ** all code following 'quit_urls' has been executed. Otherwise it
1712 ** will loop to the beginning from where it may exit if there are
1713 ** no more urls left.
1718 /* Set file extended attributes */
1719 if(!result && config->xattr && outs.fopened && outs.stream) {
1720 int rc = fwrite_xattr(curl, fileno(outs.stream));
1722 warnf(config->global, "Error setting extended attributes: %s\n",
1726 /* Close the file */
1727 if(outs.fopened && outs.stream) {
1728 int rc = fclose(outs.stream);
1730 /* something went wrong in the writing process */
1731 result = CURLE_WRITE_ERROR;
1732 fprintf(global->errors, "(%d) Failed writing body\n", result);
1735 else if(!outs.s_isreg && outs.stream) {
1736 /* Dump standard stream buffered data */
1737 int rc = fflush(outs.stream);
1739 /* something went wrong in the writing process */
1740 result = CURLE_WRITE_ERROR;
1741 fprintf(global->errors, "(%d) Failed writing body\n", result);
1746 if(!result && outs.s_isreg && outs.filename) {
1747 /* Set the url (up to 80 chars) as comment for the file */
1748 if(strlen(url) > 78)
1750 SetComment(outs.filename, url);
1754 #if defined(HAVE_UTIME) || \
1755 (defined(WIN32) && (CURL_SIZEOF_CURL_OFF_T >= 8))
1756 /* File time can only be set _after_ the file has been closed */
1757 if(!result && config->remote_time && outs.s_isreg && outs.filename) {
1758 /* Ask libcurl if we got a remote file time */
1760 curl_easy_getinfo(curl, CURLINFO_FILETIME, &filetime);
1762 /* Windows utime() may attempt to adjust our unix gmt 'filetime' by a daylight
1763 saving time offset and since it's GMT that is bad behavior. When we have
1764 access to a 64-bit type we can bypass utime and set the times directly. */
1765 #if defined(WIN32) && (CURL_SIZEOF_CURL_OFF_T >= 8)
1766 /* 910670515199 is the maximum unix filetime that can be used as a
1767 Windows FILETIME without overflow: 30827-12-31T23:59:59. */
1768 if(filetime <= CURL_OFF_T_C(910670515199)) {
1769 HANDLE hfile = CreateFileA(outs.filename, FILE_WRITE_ATTRIBUTES,
1770 (FILE_SHARE_READ | FILE_SHARE_WRITE |
1772 NULL, OPEN_EXISTING, 0, NULL);
1773 if(hfile != INVALID_HANDLE_VALUE) {
1774 curl_off_t converted = ((curl_off_t)filetime * 10000000) +
1775 CURL_OFF_T_C(116444736000000000);
1777 ft.dwLowDateTime = (DWORD)(converted & 0xFFFFFFFF);
1778 ft.dwHighDateTime = (DWORD)(converted >> 32);
1779 if(!SetFileTime(hfile, NULL, &ft, &ft)) {
1780 fprintf(config->global->errors,
1781 "Failed to set filetime %ld on outfile: "
1782 "SetFileTime failed: GetLastError %u\n",
1783 filetime, GetLastError());
1788 fprintf(config->global->errors,
1789 "Failed to set filetime %ld on outfile: "
1790 "CreateFile failed: GetLastError %u\n",
1791 filetime, GetLastError());
1795 fprintf(config->global->errors,
1796 "Failed to set filetime %ld on outfile: overflow\n",
1799 #elif defined(HAVE_UTIME)
1800 struct utimbuf times;
1801 times.actime = (time_t)filetime;
1802 times.modtime = (time_t)filetime;
1803 if(utime(outs.filename, ×)) {
1804 fprintf(config->global->errors,
1805 "Failed to set filetime %ld on outfile: errno %d\n",
1811 #endif /* defined(HAVE_UTIME) || \
1812 (defined(WIN32) && (CURL_SIZEOF_CURL_OFF_T >= 8)) */
1815 if(!metalink && config->use_metalink && result == CURLE_OK) {
1816 int rv = parse_metalink(config, &outs, this_url);
1818 fprintf(config->global->errors, "Metalink: parsing (%s) OK\n",
1821 fprintf(config->global->errors, "Metalink: parsing (%s) FAILED\n",
1824 else if(metalink && result == CURLE_OK && !metalink_next_res) {
1825 int rv = metalink_check_hash(global, mlfile, outs.filename);
1827 metalink_next_res = 1;
1830 #endif /* USE_METALINK */
1832 /* No more business with this output struct */
1833 if(outs.alloc_filename)
1834 Curl_safefree(outs.filename);
1836 if(outs.metalink_parser)
1837 metalink_parser_context_delete(outs.metalink_parser);
1838 #endif /* USE_METALINK */
1839 memset(&outs, 0, sizeof(struct OutStruct));
1840 hdrcbdata.outs = NULL;
1842 /* Free loop-local allocated memory and close loop-local opened fd */
1844 Curl_safefree(outfile);
1845 Curl_safefree(this_url);
1851 /* Should exit if error is fatal. */
1852 if(is_fatal_error(result)) {
1855 if(!metalink_next_res)
1857 mlres = mlres->next;
1859 /* TODO If metalink_next_res is 1 and mlres is NULL,
1860 * set res to error code
1866 /* when url globbing, exit loop upon critical error */
1867 if(is_fatal_error(result))
1871 /* when not url globbing, exit loop upon any error */
1874 } /* loop to the next URL */
1876 /* Free loop-local allocated memory */
1878 Curl_safefree(uploadfile);
1881 /* Free list of remaining URLs */
1887 /* when file globbing, exit loop upon critical error */
1888 if(is_fatal_error(result))
1892 /* when not file globbing, exit loop upon any error */
1895 } /* loop to the next globbed upload file */
1897 /* Free loop-local allocated memory */
1899 Curl_safefree(outfiles);
1902 /* Free list of globbed upload files */
1903 glob_cleanup(inglob);
1907 /* Free this URL node data without destroying the
1908 the node itself nor modifying next pointer. */
1909 Curl_safefree(urlnode->url);
1910 Curl_safefree(urlnode->outfile);
1911 Curl_safefree(urlnode->infile);
1915 ** Bail out upon critical errors or --fail-early
1917 if(is_fatal_error(result) || (result && global->fail_early))
1920 } /* for-loop through all URLs */
1923 ** Nested loops end here.
1928 /* Reset the global config variables */
1929 global->noprogress = orig_noprogress;
1930 global->isatty = orig_isatty;
1932 /* Free function-local referenced allocated memory */
1933 Curl_safefree(httpgetfields);
1935 /* Free list of given URLs */
1936 clean_getout(config);
1938 hdrcbdata.heads = NULL;
1940 /* Close function-local opened file descriptors */
1941 if(heads.fopened && heads.stream)
1942 fclose(heads.stream);
1944 if(heads.alloc_filename)
1945 Curl_safefree(heads.filename);
1947 /* Release metalink related resources here */
1948 clean_metalink(config);
1953 CURLcode operate(struct GlobalConfig *config, int argc, argv_item_t argv[])
1955 CURLcode result = CURLE_OK;
1957 /* Setup proper locale from environment */
1958 #ifdef HAVE_SETLOCALE
1959 setlocale(LC_ALL, "");
1962 /* Parse .curlrc if necessary */
1964 (!curl_strequal(argv[1], "-q") &&
1965 !curl_strequal(argv[1], "--disable"))) {
1966 parseconfig(NULL, config); /* ignore possible failure */
1968 /* If we had no arguments then make sure a url was specified in .curlrc */
1969 if((argc < 2) && (!config->first->url_list)) {
1970 helpf(config->errors, NULL);
1971 result = CURLE_FAILED_INIT;
1976 /* Parse the command line arguments */
1977 ParameterError res = parse_args(config, argc, argv);
1981 /* Check if we were asked for the help */
1982 if(res == PARAM_HELP_REQUESTED)
1984 /* Check if we were asked for the manual */
1985 else if(res == PARAM_MANUAL_REQUESTED)
1987 /* Check if we were asked for the version information */
1988 else if(res == PARAM_VERSION_INFO_REQUESTED)
1989 tool_version_info();
1990 /* Check if we were asked to list the SSL engines */
1991 else if(res == PARAM_ENGINES_REQUESTED)
1992 tool_list_engines(config->easy);
1993 else if(res == PARAM_LIBCURL_UNSUPPORTED_PROTOCOL)
1994 result = CURLE_UNSUPPORTED_PROTOCOL;
1996 result = CURLE_FAILED_INIT;
1999 #ifndef CURL_DISABLE_LIBCURL_OPTION
2000 if(config->libcurl) {
2001 /* Initialise the libcurl source output */
2002 result = easysrc_init();
2006 /* Perform the main operations */
2009 struct OperationConfig *operation = config->first;
2011 /* Get the required aguments for each operation */
2012 while(!result && operation) {
2013 result = get_args(operation, count++);
2015 operation = operation->next;
2018 /* Set the current operation pointer */
2019 config->current = config->first;
2021 /* Perform each operation */
2022 while(!result && config->current) {
2023 result = operate_do(config, config->current);
2025 config->current = config->current->next;
2027 if(config->current && config->current->easy)
2028 curl_easy_reset(config->current->easy);
2031 #ifndef CURL_DISABLE_LIBCURL_OPTION
2032 if(config->libcurl) {
2033 /* Cleanup the libcurl source output */
2036 /* Dump the libcurl code if previously enabled */
2037 dumpeasysrc(config);
2042 helpf(config->errors, "out of memory\n");