1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
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.
13 *
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.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22 #include "tool_setup.h"
23
24 #include "rawstr.h"
25
26 #define ENABLE_CURLX_PRINTF
27 /* use our own printf() functions */
28 #include "curlx.h"
29
30 #include "tool_binmode.h"
31 #include "tool_cfgable.h"
32 #include "tool_cb_prg.h"
33 #include "tool_formparse.h"
34 #include "tool_getparam.h"
35 #include "tool_helpers.h"
36 #include "tool_libinfo.h"
37 #include "tool_metalink.h"
38 #include "tool_msgs.h"
39 #include "tool_paramhlp.h"
40 #include "tool_parsecfg.h"
41
42 #include "memdebug.h" /* keep this as LAST include */
43
44 #ifdef MSDOS
45 # define USE_WATT32
46 #endif
47
48 #define GetStr(str,val) do { \
49 if(*(str)) { \
50 free(*(str)); \
51 *(str) = NULL; \
52 } \
53 if((val)) { \
54 *(str) = strdup((val)); \
55 if(!(*(str))) \
56 return PARAM_NO_MEM; \
57 } \
58 } WHILE_FALSE
59
60 struct LongShort {
61 const char *letter; /* short name option */
62 const char *lname; /* long name option */
63 bool extraparam; /* whether it takes an additional argument */
64 };
65
66 static const struct LongShort aliases[]= {
67 /* all these ones, starting with "*" or "$" as a short-option have *no*
68 short option to mention. */
69 {"*", "url", TRUE},
70 {"*4", "dns-ipv4-addr", TRUE},
71 {"*6", "dns-ipv6-addr", TRUE},
72 {"*a", "random-file", TRUE},
73 {"*b", "egd-file", TRUE},
74 {"*B", "oauth2-bearer", TRUE},
75 {"*c", "connect-timeout", TRUE},
76 {"*d", "ciphers", TRUE},
77 {"*D", "dns-interface", TRUE},
78 {"*e", "disable-epsv", FALSE},
79 {"*E", "epsv", FALSE},
80 /* 'epsv' made like this to make --no-epsv and --epsv to work
81 although --disable-epsv is the documented option */
82 #ifdef USE_ENVIRONMENT
83 {"*f", "environment", FALSE},
84 #endif
85 {"*F", "dns-servers", TRUE},
86 {"*g", "trace", TRUE},
87 {"*G", "npn", FALSE},
88 {"*h", "trace-ascii", TRUE},
89 {"*H", "alpn", FALSE},
90 {"*i", "limit-rate", TRUE},
91 {"*j", "compressed", FALSE},
92 {"*J", "tr-encoding", FALSE},
93 {"*k", "digest", FALSE},
94 {"*l", "negotiate", FALSE},
95 {"*m", "ntlm", FALSE},
96 {"*M", "ntlm-wb", FALSE},
97 {"*n", "basic", FALSE},
98 {"*o", "anyauth", FALSE},
99 #ifdef USE_WATT32
100 {"*p", "wdebug", FALSE},
101 #endif
102 {"*q", "ftp-create-dirs", FALSE},
103 {"*r", "create-dirs", FALSE},
104 {"*s", "max-redirs", TRUE},
105 {"*t", "proxy-ntlm", FALSE},
106 {"*u", "crlf", FALSE},
107 {"*v", "stderr", TRUE},
108 {"*w", "interface", TRUE},
109 {"*x", "krb" , TRUE},
110 {"*x", "krb4" , TRUE},
111 /* 'krb4' is the previous name */
112 {"*y", "max-filesize", TRUE},
113 {"*z", "disable-eprt", FALSE},
114 {"*Z", "eprt", FALSE},
115 /* 'eprt' made like this to make --no-eprt and --eprt to work
116 although --disable-eprt is the documented option */
117 {"$a", "ftp-ssl", FALSE},
118 /* 'ftp-ssl' deprecated name since 7.20.0 */
119 {"$a", "ssl", FALSE},
120 /* 'ssl' new option name in 7.20.0, previously this was ftp-ssl */
121 {"$b", "ftp-pasv", FALSE},
122 {"$c", "socks5", TRUE},
123 {"$c", "socks", TRUE},
124 /* 'socks' is how the option once was documented but we prefer
125 the --socks5 version for explicit version */
126 {"$d", "tcp-nodelay", FALSE},
127 {"$e", "proxy-digest", FALSE},
128 {"$f", "proxy-basic", FALSE},
129 {"$g", "retry", TRUE},
130 {"$h", "retry-delay", TRUE},
131 {"$i", "retry-max-time", TRUE},
132 {"$k", "proxy-negotiate", FALSE},
133 {"$m", "ftp-account", TRUE},
134 {"$n", "proxy-anyauth", FALSE},
135 {"$o", "trace-time", FALSE},
136 {"$p", "ignore-content-length", FALSE},
137 {"$q", "ftp-skip-pasv-ip", FALSE},
138 {"$r", "ftp-method", TRUE},
139 {"$s", "local-port", TRUE},
140 {"$t", "socks4", TRUE},
141 {"$T", "socks4a", TRUE},
142 {"$u", "ftp-alternative-to-user", TRUE},
143 {"$v", "ftp-ssl-reqd", FALSE},
144 /* 'ftp-ssl-reqd' deprecated name since 7.20.0 */
145 {"$v", "ssl-reqd", FALSE},
146 /* 'ssl-reqd' new in 7.20.0, previously this was ftp-ssl-reqd */
147 {"$w", "sessionid", FALSE},
148 /* 'sessionid' listed as --no-sessionid in the help */
149 {"$x", "ftp-ssl-control", FALSE},
150 {"$y", "ftp-ssl-ccc", FALSE},
151 {"$j", "ftp-ssl-ccc-mode", TRUE},
152 {"$z", "libcurl", TRUE},
153 {"$#", "raw", FALSE},
154 {"$0", "post301", FALSE},
155 {"$1", "keepalive", FALSE},
156 /* 'keepalive' listed as --no-keepalive in the help */
157 {"$2", "socks5-hostname", TRUE},
158 {"$3", "keepalive-time", TRUE},
159 {"$4", "post302", FALSE},
160 {"$5", "noproxy", TRUE},
161 #if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
162 {"$6", "socks5-gssapi-service", TRUE},
163 {"$7", "socks5-gssapi-nec", FALSE},
164 {"$O", "proxy-service-name", TRUE},
165 {"$P", "service-name", TRUE},
166 #endif
167 {"$8", "proxy1.0", TRUE},
168 {"$9", "tftp-blksize", TRUE},
169 {"$A", "mail-from", TRUE},
170 {"$B", "mail-rcpt", TRUE},
171 {"$C", "ftp-pret", FALSE},
172 {"$D", "proto", TRUE},
173 {"$E", "proto-redir", TRUE},
174 {"$F", "resolve", TRUE},
175 {"$G", "delegation", TRUE},
176 {"$H", "mail-auth", TRUE},
177 {"$I", "post303", FALSE},
178 {"$J", "metalink", FALSE},
179 {"$K", "sasl-ir", FALSE},
180 {"$L", "test-event", FALSE},
181 {"$M", "unix-socket", TRUE},
182 {"$N", "path-as-is", FALSE},
183 {"0", "http1.0", FALSE},
184 {"01", "http1.1", FALSE},
185 {"02", "http2", FALSE},
186 {"1", "tlsv1", FALSE},
187 {"10", "tlsv1.0", FALSE},
188 {"11", "tlsv1.1", FALSE},
189 {"12", "tlsv1.2", FALSE},
190 {"2", "sslv2", FALSE},
191 {"3", "sslv3", FALSE},
192 {"4", "ipv4", FALSE},
193 {"6", "ipv6", FALSE},
194 {"a", "append", FALSE},
195 {"A", "user-agent", TRUE},
196 {"b", "cookie", TRUE},
197 {"B", "use-ascii", FALSE},
198 {"c", "cookie-jar", TRUE},
199 {"C", "continue-at", TRUE},
200 {"d", "data", TRUE},
201 {"dr", "data-raw", TRUE},
202 {"da", "data-ascii", TRUE},
203 {"db", "data-binary", TRUE},
204 {"de", "data-urlencode", TRUE},
205 {"D", "dump-header", TRUE},
206 {"e", "referer", TRUE},
207 {"E", "cert", TRUE},
208 {"Ea", "cacert", TRUE},
209 {"Eb", "cert-type", TRUE},
210 {"Ec", "key", TRUE},
211 {"Ed", "key-type", TRUE},
212 {"Ee", "pass", TRUE},
213 {"Ef", "engine", TRUE},
214 {"Eg", "capath ", TRUE},
215 {"Eh", "pubkey", TRUE},
216 {"Ei", "hostpubmd5", TRUE},
217 {"Ej", "crlfile", TRUE},
218 {"Ek", "tlsuser", TRUE},
219 {"El", "tlspassword", TRUE},
220 {"Em", "tlsauthtype", TRUE},
221 {"En", "ssl-allow-beast", FALSE},
222 {"Eo", "login-options", TRUE},
223 {"Ep", "pinnedpubkey", TRUE},
224 {"Eq", "cert-status", FALSE},
225 {"Er", "false-start", FALSE},
226 {"f", "fail", FALSE},
227 {"F", "form", TRUE},
228 {"Fs", "form-string", TRUE},
229 {"g", "globoff", FALSE},
230 {"G", "get", FALSE},
231 {"h", "help", FALSE},
232 {"H", "header", TRUE},
233 {"Hp", "proxy-header", TRUE},
234 {"i", "include", FALSE},
235 {"I", "head", FALSE},
236 {"j", "junk-session-cookies", FALSE},
237 {"J", "remote-header-name", FALSE},
238 {"k", "insecure", FALSE},
239 {"K", "config", TRUE},
240 {"l", "list-only", FALSE},
241 {"L", "location", FALSE},
242 {"Lt", "location-trusted", FALSE},
243 {"m", "max-time", TRUE},
244 {"M", "manual", FALSE},
245 {"n", "netrc", FALSE},
246 {"no", "netrc-optional", FALSE},
247 {"ne", "netrc-file", TRUE},
248 {"N", "buffer", FALSE},
249 /* 'buffer' listed as --no-buffer in the help */
250 {"o", "output", TRUE},
251 {"O", "remote-name", FALSE},
252 {"Oa", "remote-name-all", FALSE},
253 {"p", "proxytunnel", FALSE},
254 {"P", "ftpport", TRUE},
255 /* 'ftpport' old version */
256 {"P", "ftp-port", TRUE},
257 {"q", "disable", FALSE},
258 {"Q", "quote", TRUE},
259 {"r", "range", TRUE},
260 {"R", "remote-time", FALSE},
261 {"s", "silent", FALSE},
262 {"S", "show-error", FALSE},
263 {"t", "telnet-options", TRUE},
264 /* 'telnet-options' documented as telnet-option */
265 {"T", "upload-file", TRUE},
266 {"u", "user", TRUE},
267 {"U", "proxy-user", TRUE},
268 {"v", "verbose", FALSE},
269 {"V", "version", FALSE},
270 {"w", "write-out", TRUE},
271 {"x", "proxy", TRUE},
272 {"X", "request", TRUE},
273 {"X", "http-request", TRUE},
274 /* 'http-request' OBSOLETE VERSION */
275 {"Y", "speed-limit", TRUE},
276 {"y", "speed-time", TRUE},
277 {"z", "time-cond", TRUE},
278 {"#", "progress-bar", FALSE},
279 {":", "next", FALSE},
280 {"~", "xattr", FALSE},
281 };
282
283 /* Split the argument of -E to 'certname' and 'passphrase' separated by colon.
284 * We allow ':' and '\' to be escaped by '\' so that we can use certificate
285 * nicknames containing ':'. See <https://sourceforge.net/p/curl/bugs/1196/>
286 * for details. */
287 #ifndef UNITTESTS
288 static
289 #endif
parse_cert_parameter(const char * cert_parameter,char ** certname,char ** passphrase)290 void parse_cert_parameter(const char *cert_parameter,
291 char **certname,
292 char **passphrase)
293 {
294 size_t param_length = strlen(cert_parameter);
295 size_t span;
296 const char *param_place = NULL;
297 char *certname_place = NULL;
298 *certname = NULL;
299 *passphrase = NULL;
300
301 /* most trivial assumption: cert_parameter is empty */
302 if(param_length == 0)
303 return;
304
305 /* next less trivial: cert_parameter contains no colon nor backslash; this
306 * means no passphrase was given and no characters escaped */
307 if(!strpbrk(cert_parameter, ":\\")) {
308 *certname = strdup(cert_parameter);
309 return;
310 }
311 /* deal with escaped chars; find unescaped colon if it exists */
312 certname_place = malloc(param_length + 1);
313 if(!certname_place)
314 return;
315
316 *certname = certname_place;
317 param_place = cert_parameter;
318 while(*param_place) {
319 span = strcspn(param_place, ":\\");
320 strncpy(certname_place, param_place, span);
321 param_place += span;
322 certname_place += span;
323 /* we just ate all the non-special chars. now we're on either a special
324 * char or the end of the string. */
325 switch(*param_place) {
326 case '\0':
327 break;
328 case '\\':
329 param_place++;
330 switch(*param_place) {
331 case '\0':
332 *certname_place++ = '\\';
333 break;
334 case '\\':
335 *certname_place++ = '\\';
336 param_place++;
337 break;
338 case ':':
339 *certname_place++ = ':';
340 param_place++;
341 break;
342 default:
343 *certname_place++ = '\\';
344 *certname_place++ = *param_place;
345 param_place++;
346 break;
347 }
348 break;
349 case ':':
350 /* Since we live in a world of weirdness and confusion, the win32
351 dudes can use : when using drive letters and thus c:\file:password
352 needs to work. In order not to break compatibility, we still use : as
353 separator, but we try to detect when it is used for a file name! On
354 windows. */
355 #ifdef WIN32
356 if(param_place &&
357 (param_place == &cert_parameter[1]) &&
358 (cert_parameter[2] == '\\' || cert_parameter[2] == '/') &&
359 (ISALPHA(cert_parameter[0])) ) {
360 /* colon in the second column, followed by a backslash, and the
361 first character is an alphabetic letter:
362
363 this is a drive letter colon */
364 *certname_place++ = ':';
365 param_place++;
366 break;
367 }
368 #endif
369 /* escaped colons and Windows drive letter colons were handled
370 * above; if we're still here, this is a separating colon */
371 param_place++;
372 if(strlen(param_place) > 0) {
373 *passphrase = strdup(param_place);
374 }
375 goto done;
376 }
377 }
378 done:
379 *certname_place = '\0';
380 }
381
getparameter(char * flag,char * nextarg,bool * usedarg,struct GlobalConfig * global,struct OperationConfig * config)382 ParameterError getparameter(char *flag, /* f or -long-flag */
383 char *nextarg, /* NULL if unset */
384 bool *usedarg, /* set to TRUE if the arg
385 has been used */
386 struct GlobalConfig *global,
387 struct OperationConfig *config)
388 {
389 char letter;
390 char subletter = '\0'; /* subletters can only occur on long options */
391 int rc;
392 const char *parse = NULL;
393 unsigned int j;
394 time_t now;
395 int hit = -1;
396 bool longopt = FALSE;
397 bool singleopt = FALSE; /* when true means '-o foo' used '-ofoo' */
398 ParameterError err;
399 bool toggle = TRUE; /* how to switch boolean options, on or off. Controlled
400 by using --OPTION or --no-OPTION */
401
402
403 if(('-' != flag[0]) ||
404 (('-' == flag[0]) && ('-' == flag[1]))) {
405 /* this should be a long name */
406 char *word = ('-' == flag[0]) ? flag+2 : flag;
407 size_t fnam = strlen(word);
408 int numhits = 0;
409
410 if(!strncmp(word, "no-", 3)) {
411 /* disable this option but ignore the "no-" part when looking for it */
412 word += 3;
413 toggle = FALSE;
414 }
415
416 for(j = 0; j < sizeof(aliases)/sizeof(aliases[0]); j++) {
417 if(curlx_strnequal(aliases[j].lname, word, fnam)) {
418 longopt = TRUE;
419 numhits++;
420 if(curlx_raw_equal(aliases[j].lname, word)) {
421 parse = aliases[j].letter;
422 hit = j;
423 numhits = 1; /* a single unique hit */
424 break;
425 }
426 parse = aliases[j].letter;
427 hit = j;
428 }
429 }
430 if(numhits > 1) {
431 /* this is at least the second match! */
432 return PARAM_OPTION_AMBIGUOUS;
433 }
434 if(hit < 0) {
435 return PARAM_OPTION_UNKNOWN;
436 }
437 }
438 else {
439 flag++; /* prefixed with one dash, pass it */
440 hit = -1;
441 parse = flag;
442 }
443
444 do {
445 /* we can loop here if we have multiple single-letters */
446
447 if(!longopt) {
448 letter = (char)*parse;
449 subletter='\0';
450 }
451 else {
452 letter = parse[0];
453 subletter = parse[1];
454 }
455 *usedarg = FALSE; /* default is that we don't use the arg */
456
457 if(hit < 0) {
458 for(j = 0; j < sizeof(aliases)/sizeof(aliases[0]); j++) {
459 if(letter == aliases[j].letter[0]) {
460 hit = j;
461 break;
462 }
463 }
464 if(hit < 0) {
465 return PARAM_OPTION_UNKNOWN;
466 }
467 }
468
469 if(aliases[hit].extraparam) {
470 /* this option requires an extra parameter */
471 if(!longopt && parse[1]) {
472 nextarg = (char *)&parse[1]; /* this is the actual extra parameter */
473 singleopt = TRUE; /* don't loop anymore after this */
474 }
475 else if(!nextarg)
476 return PARAM_REQUIRES_PARAMETER;
477 else
478 *usedarg = TRUE; /* mark it as used */
479 }
480
481 switch(letter) {
482 case '*': /* options without a short option */
483 switch(subletter) {
484 case '4': /* --dns-ipv4-addr */
485 /* addr in dot notation */
486 GetStr(&config->dns_ipv4_addr, nextarg);
487 break;
488 case '6': /* --dns-ipv6-addr */
489 /* addr in dot notation */
490 GetStr(&config->dns_ipv6_addr, nextarg);
491 break;
492 case 'a': /* random-file */
493 GetStr(&config->random_file, nextarg);
494 break;
495 case 'b': /* egd-file */
496 GetStr(&config->egd_file, nextarg);
497 break;
498 case 'B': /* XOAUTH2 Bearer */
499 GetStr(&config->xoauth2_bearer, nextarg);
500 break;
501 case 'c': /* connect-timeout */
502 err = str2udouble(&config->connecttimeout, nextarg);
503 if(err)
504 return err;
505 break;
506 case 'd': /* ciphers */
507 GetStr(&config->cipher_list, nextarg);
508 break;
509 case 'D': /* --dns-interface */
510 /* interface name */
511 GetStr(&config->dns_interface, nextarg);
512 break;
513 case 'e': /* --disable-epsv */
514 config->disable_epsv = toggle;
515 break;
516 case 'E': /* --epsv */
517 config->disable_epsv = (!toggle)?TRUE:FALSE;
518 break;
519 #ifdef USE_ENVIRONMENT
520 case 'f':
521 config->writeenv = toggle;
522 break;
523 #endif
524 case 'F': /* --dns-servers */
525 /* IP addrs of DNS servers */
526 GetStr(&config->dns_servers, nextarg);
527 break;
528 case 'g': /* --trace */
529 GetStr(&global->trace_dump, nextarg);
530 if(global->tracetype && (global->tracetype != TRACE_BIN))
531 warnf(global, "--trace overrides an earlier trace/verbose option\n");
532 global->tracetype = TRACE_BIN;
533 break;
534 case 'G': /* --npn */
535 config->nonpn = (!toggle)?TRUE:FALSE;
536 break;
537 case 'h': /* --trace-ascii */
538 GetStr(&global->trace_dump, nextarg);
539 if(global->tracetype && (global->tracetype != TRACE_ASCII))
540 warnf(global,
541 "--trace-ascii overrides an earlier trace/verbose option\n");
542 global->tracetype = TRACE_ASCII;
543 break;
544 case 'H': /* --alpn */
545 config->noalpn = (!toggle)?TRUE:FALSE;
546 break;
547 case 'i': /* --limit-rate */
548 {
549 /* We support G, M, K too */
550 char *unit;
551 curl_off_t value = curlx_strtoofft(nextarg, &unit, 0);
552
553 if(!*unit)
554 unit = (char *)"b";
555 else if(strlen(unit) > 1)
556 unit = (char *)"w"; /* unsupported */
557
558 switch(*unit) {
559 case 'G':
560 case 'g':
561 value *= 1024*1024*1024;
562 break;
563 case 'M':
564 case 'm':
565 value *= 1024*1024;
566 break;
567 case 'K':
568 case 'k':
569 value *= 1024;
570 break;
571 case 'b':
572 case 'B':
573 /* for plain bytes, leave as-is */
574 break;
575 default:
576 warnf(global, "unsupported rate unit. Use G, M, K or B!\n");
577 return PARAM_BAD_USE;
578 }
579 config->recvpersecond = value;
580 config->sendpersecond = value;
581 }
582 break;
583
584 case 'j': /* --compressed */
585 if(toggle && !(curlinfo->features & CURL_VERSION_LIBZ))
586 return PARAM_LIBCURL_DOESNT_SUPPORT;
587 config->encoding = toggle;
588 break;
589
590 case 'J': /* --tr-encoding */
591 config->tr_encoding = toggle;
592 break;
593
594 case 'k': /* --digest */
595 if(toggle)
596 config->authtype |= CURLAUTH_DIGEST;
597 else
598 config->authtype &= ~CURLAUTH_DIGEST;
599 break;
600
601 case 'l': /* --negotiate */
602 if(toggle) {
603 if(curlinfo->features & CURL_VERSION_SPNEGO)
604 config->authtype |= CURLAUTH_NEGOTIATE;
605 else
606 return PARAM_LIBCURL_DOESNT_SUPPORT;
607 }
608 else
609 config->authtype &= ~CURLAUTH_NEGOTIATE;
610 break;
611
612 case 'm': /* --ntlm */
613 if(toggle) {
614 if(curlinfo->features & CURL_VERSION_NTLM)
615 config->authtype |= CURLAUTH_NTLM;
616 else
617 return PARAM_LIBCURL_DOESNT_SUPPORT;
618 }
619 else
620 config->authtype &= ~CURLAUTH_NTLM;
621 break;
622
623 case 'M': /* --ntlm-wb */
624 if(toggle) {
625 if(curlinfo->features & CURL_VERSION_NTLM_WB)
626 config->authtype |= CURLAUTH_NTLM_WB;
627 else
628 return PARAM_LIBCURL_DOESNT_SUPPORT;
629 }
630 else
631 config->authtype &= ~CURLAUTH_NTLM_WB;
632 break;
633
634 case 'n': /* --basic for completeness */
635 if(toggle)
636 config->authtype |= CURLAUTH_BASIC;
637 else
638 config->authtype &= ~CURLAUTH_BASIC;
639 break;
640
641 case 'o': /* --anyauth, let libcurl pick it */
642 if(toggle)
643 config->authtype = CURLAUTH_ANY;
644 /* --no-anyauth simply doesn't touch it */
645 break;
646
647 #ifdef USE_WATT32
648 case 'p': /* --wdebug */
649 dbug_init();
650 break;
651 #endif
652 case 'q': /* --ftp-create-dirs */
653 config->ftp_create_dirs = toggle;
654 break;
655
656 case 'r': /* --create-dirs */
657 config->create_dirs = toggle;
658 break;
659
660 case 's': /* --max-redirs */
661 /* specified max no of redirects (http(s)), this accepts -1 as a
662 special condition */
663 err = str2num(&config->maxredirs, nextarg);
664 if(err)
665 return err;
666 if(config->maxredirs < -1)
667 return PARAM_BAD_NUMERIC;
668 break;
669
670 case 't': /* --proxy-ntlm */
671 if(curlinfo->features & CURL_VERSION_NTLM)
672 config->proxyntlm = toggle;
673 else
674 return PARAM_LIBCURL_DOESNT_SUPPORT;
675 break;
676
677 case 'u': /* --crlf */
678 /* LF -> CRLF conversion? */
679 config->crlf = toggle;
680 break;
681
682 case 'v': /* --stderr */
683 if(strcmp(nextarg, "-")) {
684 FILE *newfile = fopen(nextarg, FOPEN_WRITETEXT);
685 if(!newfile)
686 warnf(global, "Failed to open %s!\n", nextarg);
687 else {
688 if(global->errors_fopened)
689 fclose(global->errors);
690 global->errors = newfile;
691 global->errors_fopened = TRUE;
692 }
693 }
694 else
695 global->errors = stdout;
696 break;
697 case 'w': /* --interface */
698 /* interface */
699 GetStr(&config->iface, nextarg);
700 break;
701 case 'x': /* --krb */
702 /* kerberos level string */
703 if(curlinfo->features & CURL_VERSION_KERBEROS4)
704 GetStr(&config->krblevel, nextarg);
705 else
706 return PARAM_LIBCURL_DOESNT_SUPPORT;
707 break;
708 case 'y': /* --max-filesize */
709 err = str2offset(&config->max_filesize, nextarg);
710 if(err)
711 return err;
712 break;
713 case 'z': /* --disable-eprt */
714 config->disable_eprt = toggle;
715 break;
716 case 'Z': /* --eprt */
717 config->disable_eprt = (!toggle)?TRUE:FALSE;
718 break;
719
720 default: /* the URL! */
721 {
722 struct getout *url;
723 if(config->url_get || ((config->url_get = config->url_list) != NULL)) {
724 /* there's a node here, if it already is filled-in continue to find
725 an "empty" node */
726 while(config->url_get && (config->url_get->flags & GETOUT_URL))
727 config->url_get = config->url_get->next;
728 }
729
730 /* now there might or might not be an available node to fill in! */
731
732 if(config->url_get)
733 /* existing node */
734 url = config->url_get;
735 else
736 /* there was no free node, create one! */
737 url = new_getout(config);
738
739 if(!url)
740 return PARAM_NO_MEM;
741 else {
742 /* fill in the URL */
743 GetStr(&url->url, nextarg);
744 url->flags |= GETOUT_URL;
745 }
746 }
747 }
748 break;
749 case '$': /* more options without a short option */
750 switch(subletter) {
751 case 'a': /* --ftp-ssl */
752 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
753 return PARAM_LIBCURL_DOESNT_SUPPORT;
754 config->ftp_ssl = toggle;
755 break;
756 case 'b': /* --ftp-pasv */
757 Curl_safefree(config->ftpport);
758 break;
759 case 'c': /* --socks5 specifies a socks5 proxy to use, and resolves
760 the name locally and passes on the resolved address */
761 GetStr(&config->socksproxy, nextarg);
762 config->socksver = CURLPROXY_SOCKS5;
763 break;
764 case 't': /* --socks4 specifies a socks4 proxy to use */
765 GetStr(&config->socksproxy, nextarg);
766 config->socksver = CURLPROXY_SOCKS4;
767 break;
768 case 'T': /* --socks4a specifies a socks4a proxy to use */
769 GetStr(&config->socksproxy, nextarg);
770 config->socksver = CURLPROXY_SOCKS4A;
771 break;
772 case '2': /* --socks5-hostname specifies a socks5 proxy and enables name
773 resolving with the proxy */
774 GetStr(&config->socksproxy, nextarg);
775 config->socksver = CURLPROXY_SOCKS5_HOSTNAME;
776 break;
777 case 'd': /* --tcp-nodelay option */
778 config->tcp_nodelay = toggle;
779 break;
780 case 'e': /* --proxy-digest */
781 config->proxydigest = toggle;
782 break;
783 case 'f': /* --proxy-basic */
784 config->proxybasic = toggle;
785 break;
786 case 'g': /* --retry */
787 err = str2unum(&config->req_retry, nextarg);
788 if(err)
789 return err;
790 break;
791 case 'h': /* --retry-delay */
792 err = str2unum(&config->retry_delay, nextarg);
793 if(err)
794 return err;
795 break;
796 case 'i': /* --retry-max-time */
797 err = str2unum(&config->retry_maxtime, nextarg);
798 if(err)
799 return err;
800 break;
801
802 case 'k': /* --proxy-negotiate */
803 if(curlinfo->features & CURL_VERSION_SPNEGO)
804 config->proxynegotiate = toggle;
805 else
806 return PARAM_LIBCURL_DOESNT_SUPPORT;
807 break;
808
809 case 'm': /* --ftp-account */
810 GetStr(&config->ftp_account, nextarg);
811 break;
812 case 'n': /* --proxy-anyauth */
813 config->proxyanyauth = toggle;
814 break;
815 case 'o': /* --trace-time */
816 global->tracetime = toggle;
817 break;
818 case 'p': /* --ignore-content-length */
819 config->ignorecl = toggle;
820 break;
821 case 'q': /* --ftp-skip-pasv-ip */
822 config->ftp_skip_ip = toggle;
823 break;
824 case 'r': /* --ftp-method (undocumented at this point) */
825 config->ftp_filemethod = ftpfilemethod(config, nextarg);
826 break;
827 case 's': /* --local-port */
828 rc = sscanf(nextarg, "%d - %d",
829 &config->localport,
830 &config->localportrange);
831 if(!rc)
832 return PARAM_BAD_USE;
833 else if(rc == 1)
834 config->localportrange = 1; /* default number of ports to try */
835 else {
836 config->localportrange -= config->localport;
837 if(config->localportrange < 1) {
838 warnf(global, "bad range input\n");
839 return PARAM_BAD_USE;
840 }
841 }
842 break;
843 case 'u': /* --ftp-alternative-to-user */
844 GetStr(&config->ftp_alternative_to_user, nextarg);
845 break;
846 case 'v': /* --ftp-ssl-reqd */
847 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
848 return PARAM_LIBCURL_DOESNT_SUPPORT;
849 config->ftp_ssl_reqd = toggle;
850 break;
851 case 'w': /* --no-sessionid */
852 config->disable_sessionid = (!toggle)?TRUE:FALSE;
853 break;
854 case 'x': /* --ftp-ssl-control */
855 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
856 return PARAM_LIBCURL_DOESNT_SUPPORT;
857 config->ftp_ssl_control = toggle;
858 break;
859 case 'y': /* --ftp-ssl-ccc */
860 config->ftp_ssl_ccc = toggle;
861 if(!config->ftp_ssl_ccc_mode)
862 config->ftp_ssl_ccc_mode = CURLFTPSSL_CCC_PASSIVE;
863 break;
864 case 'j': /* --ftp-ssl-ccc-mode */
865 config->ftp_ssl_ccc = TRUE;
866 config->ftp_ssl_ccc_mode = ftpcccmethod(config, nextarg);
867 break;
868 case 'z': /* --libcurl */
869 #ifdef CURL_DISABLE_LIBCURL_OPTION
870 warnf(global,
871 "--libcurl option was disabled at build-time!\n");
872 return PARAM_OPTION_UNKNOWN;
873 #else
874 GetStr(&global->libcurl, nextarg);
875 break;
876 #endif
877 case '#': /* --raw */
878 config->raw = toggle;
879 break;
880 case '0': /* --post301 */
881 config->post301 = toggle;
882 break;
883 case '1': /* --no-keepalive */
884 config->nokeepalive = (!toggle)?TRUE:FALSE;
885 break;
886 case '3': /* --keepalive-time */
887 err = str2unum(&config->alivetime, nextarg);
888 if(err)
889 return err;
890 break;
891 case '4': /* --post302 */
892 config->post302 = toggle;
893 break;
894 case 'I': /* --post303 */
895 config->post303 = toggle;
896 break;
897 case '5': /* --noproxy */
898 /* This specifies the noproxy list */
899 GetStr(&config->noproxy, nextarg);
900 break;
901 #if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
902 case '6': /* --socks5-gssapi-service */
903 GetStr(&config->socks5_gssapi_service, nextarg);
904 break;
905 case '7': /* --socks5-gssapi-nec*/
906 config->socks5_gssapi_nec = toggle;
907 break;
908 case 'O': /* --proxy-service-name */
909 GetStr(&config->proxy_service_name, nextarg);
910 break;
911 case 'P': /* --service-name */
912 GetStr(&config->service_name, nextarg);
913 break;
914 #endif
915 case '8': /* --proxy1.0 */
916 /* http 1.0 proxy */
917 GetStr(&config->proxy, nextarg);
918 config->proxyver = CURLPROXY_HTTP_1_0;
919 break;
920 case '9': /* --tftp-blksize */
921 err = str2unum(&config->tftp_blksize, nextarg);
922 if(err)
923 return err;
924 break;
925 case 'A': /* --mail-from */
926 GetStr(&config->mail_from, nextarg);
927 break;
928 case 'B': /* --mail-rcpt */
929 /* append receiver to a list */
930 err = add2list(&config->mail_rcpt, nextarg);
931 if(err)
932 return err;
933 break;
934 case 'C': /* --ftp-pret */
935 config->ftp_pret = toggle;
936 break;
937 case 'D': /* --proto */
938 config->proto_present = TRUE;
939 if(proto2num(config, &config->proto, nextarg))
940 return PARAM_BAD_USE;
941 break;
942 case 'E': /* --proto-redir */
943 config->proto_redir_present = TRUE;
944 if(proto2num(config, &config->proto_redir, nextarg))
945 return PARAM_BAD_USE;
946 break;
947 case 'F': /* --resolve */
948 err = add2list(&config->resolve, nextarg);
949 if(err)
950 return err;
951 break;
952 case 'G': /* --delegation LEVEL */
953 config->gssapi_delegation = delegation(config, nextarg);
954 break;
955 case 'H': /* --mail-auth */
956 GetStr(&config->mail_auth, nextarg);
957 break;
958 case 'J': /* --metalink */
959 {
960 #ifdef USE_METALINK
961 int mlmaj, mlmin, mlpatch;
962 metalink_get_version(&mlmaj, &mlmin, &mlpatch);
963 if((mlmaj*10000)+(mlmin*100)+mlpatch < CURL_REQ_LIBMETALINK_VERS) {
964 warnf(global,
965 "--metalink option cannot be used because the version of "
966 "the linked libmetalink library is too old. "
967 "Required: %d.%d.%d, found %d.%d.%d\n",
968 CURL_REQ_LIBMETALINK_MAJOR,
969 CURL_REQ_LIBMETALINK_MINOR,
970 CURL_REQ_LIBMETALINK_PATCH,
971 mlmaj, mlmin, mlpatch);
972 return PARAM_BAD_USE;
973 }
974 else
975 config->use_metalink = toggle;
976 #else
977 warnf(global, "--metalink option is ignored because the binary is "
978 "built without the Metalink support.\n");
979 #endif
980 break;
981 }
982 case 'K': /* --sasl-ir */
983 config->sasl_ir = toggle;
984 break;
985 case 'L': /* --test-event */
986 #ifdef CURLDEBUG
987 config->test_event_based = toggle;
988 #else
989 warnf(global, "--test-event is ignored unless a debug build!\n");
990 #endif
991 break;
992 case 'M': /* --unix-socket */
993 GetStr(&config->unix_socket_path, nextarg);
994 break;
995 case 'N': /* --path-as-is */
996 config->path_as_is = toggle;
997 break;
998 }
999 break;
1000 case '#': /* --progress-bar */
1001 if(toggle)
1002 global->progressmode = CURL_PROGRESS_BAR;
1003 else
1004 global->progressmode = CURL_PROGRESS_STATS;
1005 break;
1006 case ':': /* --next */
1007 return PARAM_NEXT_OPERATION;
1008 case '~': /* --xattr */
1009 config->xattr = toggle;
1010 break;
1011 case '0': /* --http* options */
1012 switch(subletter) {
1013 case '\0':
1014 /* HTTP version 1.0 */
1015 config->httpversion = CURL_HTTP_VERSION_1_0;
1016 break;
1017 case '1':
1018 /* HTTP version 1.1 */
1019 config->httpversion = CURL_HTTP_VERSION_1_1;
1020 break;
1021 case '2':
1022 /* HTTP version 2.0 */
1023 config->httpversion = CURL_HTTP_VERSION_2_0;
1024 break;
1025 }
1026 break;
1027 case '1': /* --tlsv1* options */
1028 switch(subletter) {
1029 case '\0':
1030 /* TLS version 1.x */
1031 config->ssl_version = CURL_SSLVERSION_TLSv1;
1032 break;
1033 case '0':
1034 /* TLS version 1.0 */
1035 config->ssl_version = CURL_SSLVERSION_TLSv1_0;
1036 break;
1037 case '1':
1038 /* TLS version 1.1 */
1039 config->ssl_version = CURL_SSLVERSION_TLSv1_1;
1040 break;
1041 case '2':
1042 /* TLS version 1.2 */
1043 config->ssl_version = CURL_SSLVERSION_TLSv1_2;
1044 break;
1045 }
1046 break;
1047 case '2':
1048 /* SSL version 2 */
1049 config->ssl_version = CURL_SSLVERSION_SSLv2;
1050 break;
1051 case '3':
1052 /* SSL version 3 */
1053 config->ssl_version = CURL_SSLVERSION_SSLv3;
1054 break;
1055 case '4':
1056 /* IPv4 */
1057 config->ip_version = 4;
1058 break;
1059 case '6':
1060 /* IPv6 */
1061 config->ip_version = 6;
1062 break;
1063 case 'a':
1064 /* This makes the FTP sessions use APPE instead of STOR */
1065 config->ftp_append = toggle;
1066 break;
1067 case 'A':
1068 /* This specifies the User-Agent name */
1069 GetStr(&config->useragent, nextarg);
1070 break;
1071 case 'b': /* cookie string coming up: */
1072 if(nextarg[0] == '@') {
1073 nextarg++;
1074 }
1075 else if(strchr(nextarg, '=')) {
1076 /* A cookie string must have a =-letter */
1077 GetStr(&config->cookie, nextarg);
1078 break;
1079 }
1080 /* We have a cookie file to read from! */
1081 GetStr(&config->cookiefile, nextarg);
1082 break;
1083 case 'B':
1084 /* use ASCII/text when transferring */
1085 config->use_ascii = toggle;
1086 break;
1087 case 'c':
1088 /* get the file name to dump all cookies in */
1089 GetStr(&config->cookiejar, nextarg);
1090 break;
1091 case 'C':
1092 /* This makes us continue an ftp transfer at given position */
1093 if(!curlx_strequal(nextarg, "-")) {
1094 err = str2offset(&config->resume_from, nextarg);
1095 if(err)
1096 return err;
1097 config->resume_from_current = FALSE;
1098 }
1099 else {
1100 config->resume_from_current = TRUE;
1101 config->resume_from = 0;
1102 }
1103 config->use_resume=TRUE;
1104 break;
1105 case 'd':
1106 /* postfield data */
1107 {
1108 char *postdata = NULL;
1109 FILE *file;
1110 size_t size = 0;
1111 bool raw_mode = (subletter == 'r');
1112
1113 if(subletter == 'e') { /* --data-urlencode*/
1114 /* [name]=[content], we encode the content part only
1115 * [name]@[file name]
1116 *
1117 * Case 2: we first load the file using that name and then encode
1118 * the content.
1119 */
1120 const char *p = strchr(nextarg, '=');
1121 size_t nlen;
1122 char is_file;
1123 if(!p)
1124 /* there was no '=' letter, check for a '@' instead */
1125 p = strchr(nextarg, '@');
1126 if(p) {
1127 nlen = p - nextarg; /* length of the name part */
1128 is_file = *p++; /* pass the separator */
1129 }
1130 else {
1131 /* neither @ nor =, so no name and it isn't a file */
1132 nlen = is_file = 0;
1133 p = nextarg;
1134 }
1135 if('@' == is_file) {
1136 /* a '@' letter, it means that a file name or - (stdin) follows */
1137 if(curlx_strequal("-", p)) {
1138 file = stdin;
1139 set_binmode(stdin);
1140 }
1141 else {
1142 file = fopen(p, "rb");
1143 if(!file)
1144 warnf(global,
1145 "Couldn't read data from file \"%s\", this makes "
1146 "an empty POST.\n", nextarg);
1147 }
1148
1149 err = file2memory(&postdata, &size, file);
1150
1151 if(file && (file != stdin))
1152 fclose(file);
1153 if(err)
1154 return err;
1155 }
1156 else {
1157 GetStr(&postdata, p);
1158 if(postdata)
1159 size = strlen(postdata);
1160 }
1161
1162 if(!postdata) {
1163 /* no data from the file, point to a zero byte string to make this
1164 get sent as a POST anyway */
1165 postdata = strdup("");
1166 if(!postdata)
1167 return PARAM_NO_MEM;
1168 size = 0;
1169 }
1170 else {
1171 char *enc = curl_easy_escape(config->easy, postdata, (int)size);
1172 Curl_safefree(postdata); /* no matter if it worked or not */
1173 if(enc) {
1174 /* now make a string with the name from above and append the
1175 encoded string */
1176 size_t outlen = nlen + strlen(enc) + 2;
1177 char *n = malloc(outlen);
1178 if(!n) {
1179 curl_free(enc);
1180 return PARAM_NO_MEM;
1181 }
1182 if(nlen > 0) { /* only append '=' if we have a name */
1183 snprintf(n, outlen, "%.*s=%s", nlen, nextarg, enc);
1184 size = outlen-1;
1185 }
1186 else {
1187 strcpy(n, enc);
1188 size = outlen-2; /* since no '=' was inserted */
1189 }
1190 curl_free(enc);
1191 postdata = n;
1192 }
1193 else
1194 return PARAM_NO_MEM;
1195 }
1196 }
1197 else if('@' == *nextarg && !raw_mode) {
1198 /* the data begins with a '@' letter, it means that a file name
1199 or - (stdin) follows */
1200 nextarg++; /* pass the @ */
1201
1202 if(curlx_strequal("-", nextarg)) {
1203 file = stdin;
1204 if(subletter == 'b') /* forced data-binary */
1205 set_binmode(stdin);
1206 }
1207 else {
1208 file = fopen(nextarg, "rb");
1209 if(!file)
1210 warnf(global, "Couldn't read data from file \"%s\", this makes "
1211 "an empty POST.\n", nextarg);
1212 }
1213
1214 if(subletter == 'b')
1215 /* forced binary */
1216 err = file2memory(&postdata, &size, file);
1217 else {
1218 err = file2string(&postdata, file);
1219 if(postdata)
1220 size = strlen(postdata);
1221 }
1222
1223 if(file && (file != stdin))
1224 fclose(file);
1225 if(err)
1226 return err;
1227
1228 if(!postdata) {
1229 /* no data from the file, point to a zero byte string to make this
1230 get sent as a POST anyway */
1231 postdata = strdup("");
1232 if(!postdata)
1233 return PARAM_NO_MEM;
1234 }
1235 }
1236 else {
1237 GetStr(&postdata, nextarg);
1238 if(postdata)
1239 size = strlen(postdata);
1240 }
1241
1242 #ifdef CURL_DOES_CONVERSIONS
1243 if(subletter != 'b') {
1244 /* NOT forced binary, convert to ASCII */
1245 if(convert_to_network(postdata, strlen(postdata))) {
1246 Curl_safefree(postdata);
1247 return PARAM_NO_MEM;
1248 }
1249 }
1250 #endif
1251
1252 if(config->postfields) {
1253 /* we already have a string, we append this one with a separating
1254 &-letter */
1255 char *oldpost = config->postfields;
1256 curl_off_t oldlen = config->postfieldsize;
1257 curl_off_t newlen = oldlen + curlx_uztoso(size) + 2;
1258 config->postfields = malloc((size_t)newlen);
1259 if(!config->postfields) {
1260 Curl_safefree(oldpost);
1261 Curl_safefree(postdata);
1262 return PARAM_NO_MEM;
1263 }
1264 memcpy(config->postfields, oldpost, (size_t)oldlen);
1265 /* use byte value 0x26 for '&' to accommodate non-ASCII platforms */
1266 config->postfields[oldlen] = '\x26';
1267 memcpy(&config->postfields[oldlen+1], postdata, size);
1268 config->postfields[oldlen+1+size] = '\0';
1269 Curl_safefree(oldpost);
1270 Curl_safefree(postdata);
1271 config->postfieldsize += size+1;
1272 }
1273 else {
1274 config->postfields = postdata;
1275 config->postfieldsize = curlx_uztoso(size);
1276 }
1277 }
1278 /*
1279 We can't set the request type here, as this data might be used in
1280 a simple GET if -G is used. Already or soon.
1281
1282 if(SetHTTPrequest(HTTPREQ_SIMPLEPOST, &config->httpreq)) {
1283 Curl_safefree(postdata);
1284 return PARAM_BAD_USE;
1285 }
1286 */
1287 break;
1288 case 'D':
1289 /* dump-header to given file name */
1290 GetStr(&config->headerfile, nextarg);
1291 break;
1292 case 'e':
1293 {
1294 char *ptr = strstr(nextarg, ";auto");
1295 if(ptr) {
1296 /* Automatic referer requested, this may be combined with a
1297 set initial one */
1298 config->autoreferer = TRUE;
1299 *ptr = 0; /* zero terminate here */
1300 }
1301 else
1302 config->autoreferer = FALSE;
1303 GetStr(&config->referer, nextarg);
1304 }
1305 break;
1306 case 'E':
1307 switch(subletter) {
1308 case 'a': /* CA info PEM file */
1309 /* CA info PEM file */
1310 GetStr(&config->cacert, nextarg);
1311 break;
1312 case 'b': /* cert file type */
1313 GetStr(&config->cert_type, nextarg);
1314 break;
1315 case 'c': /* private key file */
1316 GetStr(&config->key, nextarg);
1317 break;
1318 case 'd': /* private key file type */
1319 GetStr(&config->key_type, nextarg);
1320 break;
1321 case 'e': /* private key passphrase */
1322 GetStr(&config->key_passwd, nextarg);
1323 cleanarg(nextarg);
1324 break;
1325 case 'f': /* crypto engine */
1326 GetStr(&config->engine, nextarg);
1327 if(config->engine && curlx_raw_equal(config->engine, "list"))
1328 return PARAM_ENGINES_REQUESTED;
1329 break;
1330 case 'g': /* CA info PEM file */
1331 /* CA cert directory */
1332 GetStr(&config->capath, nextarg);
1333 break;
1334 case 'h': /* --pubkey public key file */
1335 GetStr(&config->pubkey, nextarg);
1336 break;
1337 case 'i': /* --hostpubmd5 md5 of the host public key */
1338 GetStr(&config->hostpubmd5, nextarg);
1339 if(!config->hostpubmd5 || strlen(config->hostpubmd5) != 32)
1340 return PARAM_BAD_USE;
1341 break;
1342 case 'j': /* CRL info PEM file */
1343 /* CRL file */
1344 GetStr(&config->crlfile, nextarg);
1345 break;
1346 case 'k': /* TLS username */
1347 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1348 GetStr(&config->tls_username, nextarg);
1349 else
1350 return PARAM_LIBCURL_DOESNT_SUPPORT;
1351 break;
1352 case 'l': /* TLS password */
1353 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1354 GetStr(&config->tls_password, nextarg);
1355 else
1356 return PARAM_LIBCURL_DOESNT_SUPPORT;
1357 break;
1358 case 'm': /* TLS authentication type */
1359 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1360 GetStr(&config->tls_authtype, nextarg);
1361 if(!strequal(config->tls_authtype, "SRP"))
1362 return PARAM_LIBCURL_DOESNT_SUPPORT; /* only support TLS-SRP */
1363 }
1364 else
1365 return PARAM_LIBCURL_DOESNT_SUPPORT;
1366 break;
1367 case 'n': /* no empty SSL fragments, --ssl-allow-beast */
1368 if(curlinfo->features & CURL_VERSION_SSL)
1369 config->ssl_allow_beast = toggle;
1370 break;
1371
1372 case 'o': /* --login-options */
1373 GetStr(&config->login_options, nextarg);
1374 break;
1375
1376 case 'p': /* Pinned public key DER file */
1377 /* Pinned public key DER file */
1378 GetStr(&config->pinnedpubkey, nextarg);
1379 break;
1380
1381 case 'q': /* --cert-status */
1382 config->verifystatus = TRUE;
1383 break;
1384
1385 case 'r': /* --false-start */
1386 config->falsestart = TRUE;
1387 break;
1388
1389 default: /* certificate file */
1390 {
1391 char *certname, *passphrase;
1392 parse_cert_parameter(nextarg, &certname, &passphrase);
1393 Curl_safefree(config->cert);
1394 config->cert = certname;
1395 if(passphrase) {
1396 Curl_safefree(config->key_passwd);
1397 config->key_passwd = passphrase;
1398 }
1399 cleanarg(nextarg);
1400 }
1401 }
1402 break;
1403 case 'f':
1404 /* fail hard on errors */
1405 config->failonerror = toggle;
1406 break;
1407 case 'F':
1408 /* "form data" simulation, this is a little advanced so lets do our best
1409 to sort this out slowly and carefully */
1410 if(formparse(config,
1411 nextarg,
1412 &config->httppost,
1413 &config->last_post,
1414 (subletter=='s')?TRUE:FALSE)) /* 's' means literal string */
1415 return PARAM_BAD_USE;
1416 if(SetHTTPrequest(config, HTTPREQ_POST, &config->httpreq))
1417 return PARAM_BAD_USE;
1418 break;
1419
1420 case 'g': /* g disables URLglobbing */
1421 config->globoff = toggle;
1422 break;
1423
1424 case 'G': /* HTTP GET */
1425 config->use_httpget = TRUE;
1426 break;
1427
1428 case 'h': /* h for help */
1429 if(toggle) {
1430 return PARAM_HELP_REQUESTED;
1431 }
1432 /* we now actually support --no-help too! */
1433 break;
1434 case 'H':
1435 /* A custom header to append to a list */
1436 if(subletter == 'p') /* --proxy-header */
1437 err = add2list(&config->proxyheaders, nextarg);
1438 else
1439 err = add2list(&config->headers, nextarg);
1440 if(err)
1441 return err;
1442 break;
1443 case 'i':
1444 config->include_headers = toggle; /* include the headers as well in the
1445 general output stream */
1446 break;
1447 case 'j':
1448 config->cookiesession = toggle;
1449 break;
1450 case 'I':
1451 /*
1452 * no_body will imply include_headers later on
1453 */
1454 config->no_body = toggle;
1455 if(SetHTTPrequest(config,
1456 (config->no_body)?HTTPREQ_HEAD:HTTPREQ_GET,
1457 &config->httpreq))
1458 return PARAM_BAD_USE;
1459 break;
1460 case 'J': /* --remote-header-name */
1461 if(config->include_headers) {
1462 warnf(global,
1463 "--include and --remote-header-name cannot be combined.\n");
1464 return PARAM_BAD_USE;
1465 }
1466 config->content_disposition = toggle;
1467 break;
1468 case 'k': /* allow insecure SSL connects */
1469 config->insecure_ok = toggle;
1470 break;
1471 case 'K': /* parse config file */
1472 if(parseconfig(nextarg, global))
1473 warnf(global, "error trying read config from the '%s' file\n",
1474 nextarg);
1475 break;
1476 case 'l':
1477 config->dirlistonly = toggle; /* only list the names of the FTP dir */
1478 break;
1479 case 'L':
1480 config->followlocation = toggle; /* Follow Location: HTTP headers */
1481 switch (subletter) {
1482 case 't':
1483 /* Continue to send authentication (user+password) when following
1484 * locations, even when hostname changed */
1485 config->unrestricted_auth = toggle;
1486 break;
1487 }
1488 break;
1489 case 'm':
1490 /* specified max time */
1491 err = str2udouble(&config->timeout, nextarg);
1492 if(err)
1493 return err;
1494 break;
1495 case 'M': /* M for manual, huge help */
1496 if(toggle) { /* --no-manual shows no manual... */
1497 #ifdef USE_MANUAL
1498 return PARAM_MANUAL_REQUESTED;
1499 #else
1500 warnf(global,
1501 "built-in manual was disabled at build-time!\n");
1502 return PARAM_OPTION_UNKNOWN;
1503 #endif
1504 }
1505 break;
1506 case 'n':
1507 switch(subletter) {
1508 case 'o': /* CA info PEM file */
1509 /* use .netrc or URL */
1510 config->netrc_opt = toggle;
1511 break;
1512 case 'e': /* netrc-file */
1513 GetStr(&config->netrc_file, nextarg);
1514 break;
1515 default:
1516 /* pick info from .netrc, if this is used for http, curl will
1517 automatically enfore user+password with the request */
1518 config->netrc = toggle;
1519 break;
1520 }
1521 break;
1522 case 'N':
1523 /* disable the output I/O buffering. note that the option is called
1524 --buffer but is mostly used in the negative form: --no-buffer */
1525 if(longopt)
1526 config->nobuffer = (!toggle)?TRUE:FALSE;
1527 else
1528 config->nobuffer = toggle;
1529 break;
1530 case 'O': /* --remote-name */
1531 if(subletter == 'a') { /* --remote-name-all */
1532 config->default_node_flags = toggle?GETOUT_USEREMOTE:0;
1533 break;
1534 }
1535 /* fall-through! */
1536 case 'o': /* --output */
1537 /* output file */
1538 {
1539 struct getout *url;
1540 if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
1541 /* there's a node here, if it already is filled-in continue to find
1542 an "empty" node */
1543 while(config->url_out && (config->url_out->flags & GETOUT_OUTFILE))
1544 config->url_out = config->url_out->next;
1545 }
1546
1547 /* now there might or might not be an available node to fill in! */
1548
1549 if(config->url_out)
1550 /* existing node */
1551 url = config->url_out;
1552 else
1553 /* there was no free node, create one! */
1554 url = new_getout(config);
1555
1556 if(!url)
1557 return PARAM_NO_MEM;
1558 else {
1559 /* fill in the outfile */
1560 if('o' == letter) {
1561 GetStr(&url->outfile, nextarg);
1562 url->flags &= ~GETOUT_USEREMOTE; /* switch off */
1563 }
1564 else {
1565 url->outfile = NULL; /* leave it */
1566 if(toggle)
1567 url->flags |= GETOUT_USEREMOTE; /* switch on */
1568 else
1569 url->flags &= ~GETOUT_USEREMOTE; /* switch off */
1570 }
1571 url->flags |= GETOUT_OUTFILE;
1572 }
1573 }
1574 break;
1575 case 'P':
1576 /* This makes the FTP sessions use PORT instead of PASV */
1577 /* use <eth0> or <192.168.10.10> style addresses. Anything except
1578 this will make us try to get the "default" address.
1579 NOTE: this is a changed behaviour since the released 4.1!
1580 */
1581 GetStr(&config->ftpport, nextarg);
1582 break;
1583 case 'p':
1584 /* proxy tunnel for non-http protocols */
1585 config->proxytunnel = toggle;
1586 break;
1587
1588 case 'q': /* if used first, already taken care of, we do it like
1589 this so we don't cause an error! */
1590 break;
1591 case 'Q':
1592 /* QUOTE command to send to FTP server */
1593 switch(nextarg[0]) {
1594 case '-':
1595 /* prefixed with a dash makes it a POST TRANSFER one */
1596 nextarg++;
1597 err = add2list(&config->postquote, nextarg);
1598 break;
1599 case '+':
1600 /* prefixed with a plus makes it a just-before-transfer one */
1601 nextarg++;
1602 err = add2list(&config->prequote, nextarg);
1603 break;
1604 default:
1605 err = add2list(&config->quote, nextarg);
1606 break;
1607 }
1608 if(err)
1609 return err;
1610 break;
1611 case 'r':
1612 /* Specifying a range WITHOUT A DASH will create an illegal HTTP range
1613 (and won't actually be range by definition). The man page previously
1614 claimed that to be a good way, why this code is added to work-around
1615 it. */
1616 if(ISDIGIT(*nextarg) && !strchr(nextarg, '-')) {
1617 char buffer[32];
1618 curl_off_t off;
1619 warnf(global,
1620 "A specified range MUST include at least one dash (-). "
1621 "Appending one for you!\n");
1622 off = curlx_strtoofft(nextarg, NULL, 10);
1623 snprintf(buffer, sizeof(buffer), "%" CURL_FORMAT_CURL_OFF_T "-", off);
1624 Curl_safefree(config->range);
1625 config->range = strdup(buffer);
1626 if(!config->range)
1627 return PARAM_NO_MEM;
1628 }
1629 {
1630 /* byte range requested */
1631 char *tmp_range;
1632 tmp_range = nextarg;
1633 while(*tmp_range != '\0') {
1634 if(!ISDIGIT(*tmp_range) && *tmp_range != '-' && *tmp_range != ',') {
1635 warnf(global, "Invalid character is found in given range. "
1636 "A specified range MUST have only digits in "
1637 "\'start\'-\'stop\'. The server's response to this "
1638 "request is uncertain.\n");
1639 break;
1640 }
1641 tmp_range++;
1642 }
1643 /* byte range requested */
1644 GetStr(&config->range, nextarg);
1645 }
1646 break;
1647 case 'R':
1648 /* use remote file's time */
1649 config->remote_time = toggle;
1650 break;
1651 case 's':
1652 /* don't show progress meter, don't show errors : */
1653 if(toggle)
1654 global->mute = global->noprogress = TRUE;
1655 else
1656 global->mute = global->noprogress = FALSE;
1657 if(global->showerror < 0)
1658 /* if still on the default value, set showerror to the reverse of
1659 toggle. This is to allow -S and -s to be used in an independent
1660 order but still have the same effect. */
1661 global->showerror = (!toggle)?TRUE:FALSE; /* toggle off */
1662 break;
1663 case 'S':
1664 /* show errors */
1665 global->showerror = toggle?1:0; /* toggle on if used with -s */
1666 break;
1667 case 't':
1668 /* Telnet options */
1669 err = add2list(&config->telnet_options, nextarg);
1670 if(err)
1671 return err;
1672 break;
1673 case 'T':
1674 /* we are uploading */
1675 {
1676 struct getout *url;
1677 if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
1678 /* there's a node here, if it already is filled-in continue to find
1679 an "empty" node */
1680 while(config->url_out && (config->url_out->flags & GETOUT_UPLOAD))
1681 config->url_out = config->url_out->next;
1682 }
1683
1684 /* now there might or might not be an available node to fill in! */
1685
1686 if(config->url_out)
1687 /* existing node */
1688 url = config->url_out;
1689 else
1690 /* there was no free node, create one! */
1691 url = new_getout(config);
1692
1693 if(!url)
1694 return PARAM_NO_MEM;
1695 else {
1696 url->flags |= GETOUT_UPLOAD; /* mark -T used */
1697 if(!*nextarg)
1698 url->flags |= GETOUT_NOUPLOAD;
1699 else {
1700 /* "-" equals stdin, but keep the string around for now */
1701 GetStr(&url->infile, nextarg);
1702 }
1703 }
1704 }
1705 break;
1706 case 'u':
1707 /* user:password */
1708 GetStr(&config->userpwd, nextarg);
1709 cleanarg(nextarg);
1710 break;
1711 case 'U':
1712 /* Proxy user:password */
1713 GetStr(&config->proxyuserpwd, nextarg);
1714 cleanarg(nextarg);
1715 break;
1716 case 'v':
1717 if(toggle) {
1718 /* the '%' thing here will cause the trace get sent to stderr */
1719 Curl_safefree(global->trace_dump);
1720 global->trace_dump = strdup("%");
1721 if(!global->trace_dump)
1722 return PARAM_NO_MEM;
1723 if(global->tracetype && (global->tracetype != TRACE_PLAIN))
1724 warnf(global,
1725 "-v, --verbose overrides an earlier trace/verbose option\n");
1726 global->tracetype = TRACE_PLAIN;
1727 }
1728 else
1729 /* verbose is disabled here */
1730 global->tracetype = TRACE_NONE;
1731 break;
1732 case 'V':
1733 if(toggle) /* --no-version yields no output! */
1734 return PARAM_VERSION_INFO_REQUESTED;
1735 break;
1736
1737 case 'w':
1738 /* get the output string */
1739 if('@' == *nextarg) {
1740 /* the data begins with a '@' letter, it means that a file name
1741 or - (stdin) follows */
1742 FILE *file;
1743 const char *fname;
1744 nextarg++; /* pass the @ */
1745 if(curlx_strequal("-", nextarg)) {
1746 fname = "<stdin>";
1747 file = stdin;
1748 }
1749 else {
1750 fname = nextarg;
1751 file = fopen(nextarg, FOPEN_READTEXT);
1752 }
1753 err = file2string(&config->writeout, file);
1754 if(file && (file != stdin))
1755 fclose(file);
1756 if(err)
1757 return err;
1758 if(!config->writeout)
1759 warnf(global, "Failed to read %s", fname);
1760 }
1761 else
1762 GetStr(&config->writeout, nextarg);
1763 break;
1764 case 'x':
1765 /* proxy */
1766 GetStr(&config->proxy, nextarg);
1767 config->proxyver = CURLPROXY_HTTP;
1768 break;
1769 case 'X':
1770 /* set custom request */
1771 GetStr(&config->customrequest, nextarg);
1772 break;
1773 case 'y':
1774 /* low speed time */
1775 err = str2unum(&config->low_speed_time, nextarg);
1776 if(err)
1777 return err;
1778 if(!config->low_speed_limit)
1779 config->low_speed_limit = 1;
1780 break;
1781 case 'Y':
1782 /* low speed limit */
1783 err = str2unum(&config->low_speed_limit, nextarg);
1784 if(err)
1785 return err;
1786 if(!config->low_speed_time)
1787 config->low_speed_time = 30;
1788 break;
1789 case 'z': /* time condition coming up */
1790 switch(*nextarg) {
1791 case '+':
1792 nextarg++;
1793 /* FALLTHROUGH */
1794 default:
1795 /* If-Modified-Since: (section 14.28 in RFC2068) */
1796 config->timecond = CURL_TIMECOND_IFMODSINCE;
1797 break;
1798 case '-':
1799 /* If-Unmodified-Since: (section 14.24 in RFC2068) */
1800 config->timecond = CURL_TIMECOND_IFUNMODSINCE;
1801 nextarg++;
1802 break;
1803 case '=':
1804 /* Last-Modified: (section 14.29 in RFC2068) */
1805 config->timecond = CURL_TIMECOND_LASTMOD;
1806 nextarg++;
1807 break;
1808 }
1809 now = time(NULL);
1810 config->condtime=curl_getdate(nextarg, &now);
1811 if(-1 == (int)config->condtime) {
1812 /* now let's see if it is a file name to get the time from instead! */
1813 struct_stat statbuf;
1814 if(-1 == stat(nextarg, &statbuf)) {
1815 /* failed, remove time condition */
1816 config->timecond = CURL_TIMECOND_NONE;
1817 warnf(global,
1818 "Illegal date format for -z, --timecond (and not "
1819 "a file name). Disabling time condition. "
1820 "See curl_getdate(3) for valid date syntax.\n");
1821 }
1822 else {
1823 /* pull the time out from the file */
1824 config->condtime = statbuf.st_mtime;
1825 }
1826 }
1827 break;
1828 default: /* unknown flag */
1829 return PARAM_OPTION_UNKNOWN;
1830 }
1831 hit = -1;
1832
1833 } while(!longopt && !singleopt && *++parse && !*usedarg);
1834
1835 return PARAM_OK;
1836 }
1837
parse_args(struct GlobalConfig * config,int argc,argv_item_t argv[])1838 ParameterError parse_args(struct GlobalConfig *config, int argc,
1839 argv_item_t argv[])
1840 {
1841 int i;
1842 bool stillflags;
1843 char *orig_opt = NULL;
1844 ParameterError result = PARAM_OK;
1845 struct OperationConfig *operation = config->first;
1846
1847 for(i = 1, stillflags = TRUE; i < argc && !result; i++) {
1848 orig_opt = argv[i];
1849
1850 if(stillflags && ('-' == argv[i][0])) {
1851 char *nextarg;
1852 bool passarg;
1853 char *flag = argv[i];
1854
1855 if(curlx_strequal("--", argv[i]))
1856 /* This indicates the end of the flags and thus enables the
1857 following (URL) argument to start with -. */
1858 stillflags = FALSE;
1859 else {
1860 nextarg = (i < (argc - 1)) ? argv[i + 1] : NULL;
1861
1862 result = getparameter(flag, nextarg, &passarg, config, operation);
1863 if(result == PARAM_NEXT_OPERATION) {
1864 /* Reset result as PARAM_NEXT_OPERATION is only used here and not
1865 returned from this function */
1866 result = PARAM_OK;
1867
1868 if(operation->url_list && operation->url_list->url) {
1869 /* Allocate the next config */
1870 operation->next = malloc(sizeof(struct OperationConfig));
1871 if(operation->next) {
1872 /* Initialise the newly created config */
1873 config_init(operation->next);
1874
1875 /* Copy the easy handle */
1876 operation->next->easy = config->easy;
1877
1878 /* Set the global config pointer */
1879 operation->next->global = config;
1880
1881 /* Update the last operation pointer */
1882 config->last = operation->next;
1883
1884 /* Move onto the new config */
1885 operation->next->prev = operation;
1886 operation = operation->next;
1887 }
1888 else
1889 result = PARAM_NO_MEM;
1890 }
1891 }
1892 else if(!result && passarg)
1893 i++; /* we're supposed to skip this */
1894 }
1895 }
1896 else {
1897 bool used;
1898
1899 /* Just add the URL please */
1900 result = getparameter((char *)"--url", argv[i], &used, config,
1901 operation);
1902 }
1903 }
1904
1905 if(result && result != PARAM_HELP_REQUESTED &&
1906 result != PARAM_MANUAL_REQUESTED &&
1907 result != PARAM_VERSION_INFO_REQUESTED &&
1908 result != PARAM_ENGINES_REQUESTED) {
1909 const char *reason = param2text(result);
1910
1911 if(orig_opt && !curlx_strequal(":", orig_opt))
1912 helpf(config->errors, "option %s: %s\n", orig_opt, reason);
1913 else
1914 helpf(config->errors, "%s\n", reason);
1915 }
1916
1917 return result;
1918 }
1919