1 /***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ \| |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2016, 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 https://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 "strcase.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 /* 'letter' strings with more than one character have *no* short option to
68 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 {"*~", "xattr", FALSE},
118 {"$a", "ftp-ssl", FALSE},
119 /* 'ftp-ssl' deprecated name since 7.20.0 */
120 {"$a", "ssl", FALSE},
121 /* 'ssl' new option name in 7.20.0, previously this was ftp-ssl */
122 {"$b", "ftp-pasv", FALSE},
123 {"$c", "socks5", TRUE},
124 {"$d", "tcp-nodelay", FALSE},
125 {"$e", "proxy-digest", FALSE},
126 {"$f", "proxy-basic", FALSE},
127 {"$g", "retry", TRUE},
128 {"$V", "retry-connrefused", FALSE},
129 {"$h", "retry-delay", TRUE},
130 {"$i", "retry-max-time", TRUE},
131 {"$k", "proxy-negotiate", FALSE},
132 {"$m", "ftp-account", TRUE},
133 {"$n", "proxy-anyauth", FALSE},
134 {"$o", "trace-time", FALSE},
135 {"$p", "ignore-content-length", FALSE},
136 {"$q", "ftp-skip-pasv-ip", FALSE},
137 {"$r", "ftp-method", TRUE},
138 {"$s", "local-port", TRUE},
139 {"$t", "socks4", TRUE},
140 {"$T", "socks4a", TRUE},
141 {"$u", "ftp-alternative-to-user", TRUE},
142 {"$v", "ftp-ssl-reqd", FALSE},
143 /* 'ftp-ssl-reqd' deprecated name since 7.20.0 */
144 {"$v", "ssl-reqd", FALSE},
145 /* 'ssl-reqd' new in 7.20.0, previously this was ftp-ssl-reqd */
146 {"$w", "sessionid", FALSE},
147 /* 'sessionid' listed as --no-sessionid in the help */
148 {"$x", "ftp-ssl-control", FALSE},
149 {"$y", "ftp-ssl-ccc", FALSE},
150 {"$j", "ftp-ssl-ccc-mode", TRUE},
151 {"$z", "libcurl", TRUE},
152 {"$#", "raw", FALSE},
153 {"$0", "post301", FALSE},
154 {"$1", "keepalive", FALSE},
155 /* 'keepalive' listed as --no-keepalive in the help */
156 {"$2", "socks5-hostname", TRUE},
157 {"$3", "keepalive-time", TRUE},
158 {"$4", "post302", FALSE},
159 {"$5", "noproxy", TRUE},
160 {"$7", "socks5-gssapi-nec", FALSE},
161 {"$8", "proxy1.0", TRUE},
162 {"$9", "tftp-blksize", TRUE},
163 {"$A", "mail-from", TRUE},
164 {"$B", "mail-rcpt", TRUE},
165 {"$C", "ftp-pret", FALSE},
166 {"$D", "proto", TRUE},
167 {"$E", "proto-redir", TRUE},
168 {"$F", "resolve", TRUE},
169 {"$G", "delegation", TRUE},
170 {"$H", "mail-auth", TRUE},
171 {"$I", "post303", FALSE},
172 {"$J", "metalink", FALSE},
173 {"$K", "sasl-ir", FALSE},
174 {"$L", "test-event", FALSE},
175 {"$M", "unix-socket", TRUE},
176 {"$N", "path-as-is", FALSE},
177 {"$O", "socks5-gssapi-service", TRUE},
178 /* 'socks5-gssapi-service' merged with'proxy-service-name' and
179 deprecated since 7.49.0 */
180 {"$O", "proxy-service-name", TRUE},
181 {"$P", "service-name", TRUE},
182 {"$Q", "proto-default", TRUE},
183 {"$R", "expect100-timeout", TRUE},
184 {"$S", "tftp-no-options", FALSE},
185 {"$U", "connect-to", TRUE},
186 {"0", "http1.0", FALSE},
187 {"01", "http1.1", FALSE},
188 {"02", "http2", FALSE},
189 {"03", "http2-prior-knowledge", FALSE},
190 {"1", "tlsv1", FALSE},
191 {"10", "tlsv1.0", FALSE},
192 {"11", "tlsv1.1", FALSE},
193 {"12", "tlsv1.2", FALSE},
194 {"13", "tlsv1.3", FALSE},
195 {"2", "sslv2", FALSE},
196 {"3", "sslv3", FALSE},
197 {"4", "ipv4", FALSE},
198 {"6", "ipv6", FALSE},
199 {"a", "append", FALSE},
200 {"A", "user-agent", TRUE},
201 {"b", "cookie", TRUE},
202 {"B", "use-ascii", FALSE},
203 {"c", "cookie-jar", TRUE},
204 {"C", "continue-at", TRUE},
205 {"d", "data", TRUE},
206 {"dr", "data-raw", TRUE},
207 {"da", "data-ascii", TRUE},
208 {"db", "data-binary", TRUE},
209 {"de", "data-urlencode", TRUE},
210 {"D", "dump-header", TRUE},
211 {"e", "referer", TRUE},
212 {"E", "cert", TRUE},
213 {"Ea", "cacert", TRUE},
214 {"Eb", "cert-type", TRUE},
215 {"Ec", "key", TRUE},
216 {"Ed", "key-type", TRUE},
217 {"Ee", "pass", TRUE},
218 {"Ef", "engine", TRUE},
219 {"Eg", "capath", TRUE},
220 {"Eh", "pubkey", TRUE},
221 {"Ei", "hostpubmd5", TRUE},
222 {"Ej", "crlfile", TRUE},
223 {"Ek", "tlsuser", TRUE},
224 {"El", "tlspassword", TRUE},
225 {"Em", "tlsauthtype", TRUE},
226 {"En", "ssl-allow-beast", FALSE},
227 {"Eo", "login-options", TRUE},
228 {"Ep", "pinnedpubkey", TRUE},
229 {"Eq", "cert-status", FALSE},
230 {"Er", "false-start", FALSE},
231 {"Es", "ssl-no-revoke", FALSE},
232 {"Et", "tcp-fastopen", FALSE},
233 {"Eu", "proxy-tlsuser", TRUE},
234 {"Ev", "proxy-tlspassword", TRUE},
235 {"Ew", "proxy-tlsauthtype", TRUE},
236 {"Ex", "proxy-cert", TRUE},
237 {"Ey", "proxy-cert-type", TRUE},
238 {"Ez", "proxy-key", TRUE},
239 {"E0", "proxy-key-type", TRUE},
240 {"E1", "proxy-pass", TRUE},
241 {"E2", "proxy-ciphers", TRUE},
242 {"E3", "proxy-crlfile", TRUE},
243 {"E4", "proxy-ssl-allow-beast", FALSE},
244 {"E5", "login-options", TRUE},
245 {"E6", "proxy-cacert", TRUE},
246 {"E7", "proxy-capath", TRUE},
247 {"E8", "proxy-insecure", FALSE},
248 {"E9", "proxy-tlsv1", FALSE},
249 {"EA", "proxy-sslv2", FALSE},
250 {"EB", "proxy-sslv3", FALSE},
251 {"f", "fail", FALSE},
252 {"fa", "fail-early", FALSE},
253 {"F", "form", TRUE},
254 {"Fs", "form-string", TRUE},
255 {"g", "globoff", FALSE},
256 {"G", "get", FALSE},
257 {"h", "help", FALSE},
258 {"H", "header", TRUE},
259 {"Hp", "proxy-header", TRUE},
260 {"i", "include", FALSE},
261 {"I", "head", FALSE},
262 {"j", "junk-session-cookies", FALSE},
263 {"J", "remote-header-name", FALSE},
264 {"k", "insecure", FALSE},
265 {"K", "config", TRUE},
266 {"l", "list-only", FALSE},
267 {"L", "location", FALSE},
268 {"Lt", "location-trusted", FALSE},
269 {"m", "max-time", TRUE},
270 {"M", "manual", FALSE},
271 {"n", "netrc", FALSE},
272 {"no", "netrc-optional", FALSE},
273 {"ne", "netrc-file", TRUE},
274 {"N", "buffer", FALSE},
275 /* 'buffer' listed as --no-buffer in the help */
276 {"o", "output", TRUE},
277 {"O", "remote-name", FALSE},
278 {"Oa", "remote-name-all", FALSE},
279 {"p", "proxytunnel", FALSE},
280 {"P", "ftp-port", TRUE},
281 {"q", "disable", FALSE},
282 {"Q", "quote", TRUE},
283 {"r", "range", TRUE},
284 {"R", "remote-time", FALSE},
285 {"s", "silent", FALSE},
286 {"S", "show-error", FALSE},
287 {"t", "telnet-option", TRUE},
288 {"T", "upload-file", TRUE},
289 {"u", "user", TRUE},
290 {"U", "proxy-user", TRUE},
291 {"v", "verbose", FALSE},
292 {"V", "version", FALSE},
293 {"w", "write-out", TRUE},
294 {"x", "proxy", TRUE},
295 {"X", "request", TRUE},
296 {"Y", "speed-limit", TRUE},
297 {"y", "speed-time", TRUE},
298 {"z", "time-cond", TRUE},
299 {"#", "progress-bar", FALSE},
300 {":", "next", FALSE},
301 };
302
303 /* Split the argument of -E to 'certname' and 'passphrase' separated by colon.
304 * We allow ':' and '\' to be escaped by '\' so that we can use certificate
305 * nicknames containing ':'. See <https://sourceforge.net/p/curl/bugs/1196/>
306 * for details. */
307 #ifndef UNITTESTS
308 static
309 #endif
parse_cert_parameter(const char * cert_parameter,char ** certname,char ** passphrase)310 void parse_cert_parameter(const char *cert_parameter,
311 char **certname,
312 char **passphrase)
313 {
314 size_t param_length = strlen(cert_parameter);
315 size_t span;
316 const char *param_place = NULL;
317 char *certname_place = NULL;
318 *certname = NULL;
319 *passphrase = NULL;
320
321 /* most trivial assumption: cert_parameter is empty */
322 if(param_length == 0)
323 return;
324
325 /* next less trivial: cert_parameter starts 'pkcs11:' and thus
326 * looks like a RFC7512 PKCS#11 URI which can be used as-is.
327 * Also if cert_parameter contains no colon nor backslash, this
328 * means no passphrase was given and no characters escaped */
329 if(!strncmp(cert_parameter, "pkcs11:", 7) ||
330 !strpbrk(cert_parameter, ":\\")) {
331 *certname = strdup(cert_parameter);
332 return;
333 }
334 /* deal with escaped chars; find unescaped colon if it exists */
335 certname_place = malloc(param_length + 1);
336 if(!certname_place)
337 return;
338
339 *certname = certname_place;
340 param_place = cert_parameter;
341 while(*param_place) {
342 span = strcspn(param_place, ":\\");
343 strncpy(certname_place, param_place, span);
344 param_place += span;
345 certname_place += span;
346 /* we just ate all the non-special chars. now we're on either a special
347 * char or the end of the string. */
348 switch(*param_place) {
349 case '\0':
350 break;
351 case '\\':
352 param_place++;
353 switch(*param_place) {
354 case '\0':
355 *certname_place++ = '\\';
356 break;
357 case '\\':
358 *certname_place++ = '\\';
359 param_place++;
360 break;
361 case ':':
362 *certname_place++ = ':';
363 param_place++;
364 break;
365 default:
366 *certname_place++ = '\\';
367 *certname_place++ = *param_place;
368 param_place++;
369 break;
370 }
371 break;
372 case ':':
373 /* Since we live in a world of weirdness and confusion, the win32
374 dudes can use : when using drive letters and thus c:\file:password
375 needs to work. In order not to break compatibility, we still use : as
376 separator, but we try to detect when it is used for a file name! On
377 windows. */
378 #ifdef WIN32
379 if(param_place &&
380 (param_place == &cert_parameter[1]) &&
381 (cert_parameter[2] == '\\' || cert_parameter[2] == '/') &&
382 (ISALPHA(cert_parameter[0])) ) {
383 /* colon in the second column, followed by a backslash, and the
384 first character is an alphabetic letter:
385
386 this is a drive letter colon */
387 *certname_place++ = ':';
388 param_place++;
389 break;
390 }
391 #endif
392 /* escaped colons and Windows drive letter colons were handled
393 * above; if we're still here, this is a separating colon */
394 param_place++;
395 if(strlen(param_place) > 0) {
396 *passphrase = strdup(param_place);
397 }
398 goto done;
399 }
400 }
401 done:
402 *certname_place = '\0';
403 }
404
405 static void
GetFileAndPassword(char * nextarg,char ** file,char ** password)406 GetFileAndPassword(char *nextarg, char **file, char **password)
407 {
408 char *certname, *passphrase;
409 parse_cert_parameter(nextarg, &certname, &passphrase);
410 Curl_safefree(*file);
411 *file = certname;
412 if(passphrase) {
413 Curl_safefree(*password);
414 *password = passphrase;
415 }
416 cleanarg(nextarg);
417 }
418
getparameter(char * flag,char * nextarg,bool * usedarg,struct GlobalConfig * global,struct OperationConfig * config)419 ParameterError getparameter(char *flag, /* f or -long-flag */
420 char *nextarg, /* NULL if unset */
421 bool *usedarg, /* set to TRUE if the arg
422 has been used */
423 struct GlobalConfig *global,
424 struct OperationConfig *config)
425 {
426 char letter;
427 char subletter = '\0'; /* subletters can only occur on long options */
428 int rc;
429 const char *parse = NULL;
430 unsigned int j;
431 time_t now;
432 int hit = -1;
433 bool longopt = FALSE;
434 bool singleopt = FALSE; /* when true means '-o foo' used '-ofoo' */
435 ParameterError err;
436 bool toggle = TRUE; /* how to switch boolean options, on or off. Controlled
437 by using --OPTION or --no-OPTION */
438
439
440 if(('-' != flag[0]) ||
441 (('-' == flag[0]) && ('-' == flag[1]))) {
442 /* this should be a long name */
443 char *word = ('-' == flag[0]) ? flag+2 : flag;
444 size_t fnam = strlen(word);
445 int numhits = 0;
446
447 if(!strncmp(word, "no-", 3)) {
448 /* disable this option but ignore the "no-" part when looking for it */
449 word += 3;
450 toggle = FALSE;
451 }
452
453 for(j = 0; j < sizeof(aliases)/sizeof(aliases[0]); j++) {
454 if(curl_strnequal(aliases[j].lname, word, fnam)) {
455 longopt = TRUE;
456 numhits++;
457 if(curl_strequal(aliases[j].lname, word)) {
458 parse = aliases[j].letter;
459 hit = j;
460 numhits = 1; /* a single unique hit */
461 break;
462 }
463 parse = aliases[j].letter;
464 hit = j;
465 }
466 }
467 if(numhits > 1) {
468 /* this is at least the second match! */
469 return PARAM_OPTION_AMBIGUOUS;
470 }
471 if(hit < 0) {
472 return PARAM_OPTION_UNKNOWN;
473 }
474 }
475 else {
476 flag++; /* prefixed with one dash, pass it */
477 hit = -1;
478 parse = flag;
479 }
480
481 do {
482 /* we can loop here if we have multiple single-letters */
483
484 if(!longopt) {
485 letter = (char)*parse;
486 subletter='\0';
487 }
488 else {
489 letter = parse[0];
490 subletter = parse[1];
491 }
492 *usedarg = FALSE; /* default is that we don't use the arg */
493
494 if(hit < 0) {
495 for(j = 0; j < sizeof(aliases)/sizeof(aliases[0]); j++) {
496 if(letter == aliases[j].letter[0]) {
497 hit = j;
498 break;
499 }
500 }
501 if(hit < 0) {
502 return PARAM_OPTION_UNKNOWN;
503 }
504 }
505
506 if(aliases[hit].extraparam) {
507 /* this option requires an extra parameter */
508 if(!longopt && parse[1]) {
509 nextarg = (char *)&parse[1]; /* this is the actual extra parameter */
510 singleopt = TRUE; /* don't loop anymore after this */
511 }
512 else if(!nextarg)
513 return PARAM_REQUIRES_PARAMETER;
514 else
515 *usedarg = TRUE; /* mark it as used */
516 }
517
518 switch(letter) {
519 case '*': /* options without a short option */
520 switch(subletter) {
521 case '4': /* --dns-ipv4-addr */
522 /* addr in dot notation */
523 GetStr(&config->dns_ipv4_addr, nextarg);
524 break;
525 case '6': /* --dns-ipv6-addr */
526 /* addr in dot notation */
527 GetStr(&config->dns_ipv6_addr, nextarg);
528 break;
529 case 'a': /* random-file */
530 GetStr(&config->random_file, nextarg);
531 break;
532 case 'b': /* egd-file */
533 GetStr(&config->egd_file, nextarg);
534 break;
535 case 'B': /* OAuth 2.0 bearer token */
536 GetStr(&config->oauth_bearer, nextarg);
537 break;
538 case 'c': /* connect-timeout */
539 err = str2udouble(&config->connecttimeout, nextarg);
540 if(err)
541 return err;
542 break;
543 case 'd': /* ciphers */
544 GetStr(&config->cipher_list, nextarg);
545 break;
546 case 'D': /* --dns-interface */
547 /* interface name */
548 GetStr(&config->dns_interface, nextarg);
549 break;
550 case 'e': /* --disable-epsv */
551 config->disable_epsv = toggle;
552 break;
553 case 'E': /* --epsv */
554 config->disable_epsv = (!toggle)?TRUE:FALSE;
555 break;
556 #ifdef USE_ENVIRONMENT
557 case 'f':
558 config->writeenv = toggle;
559 break;
560 #endif
561 case 'F': /* --dns-servers */
562 /* IP addrs of DNS servers */
563 GetStr(&config->dns_servers, nextarg);
564 break;
565 case 'g': /* --trace */
566 GetStr(&global->trace_dump, nextarg);
567 if(global->tracetype && (global->tracetype != TRACE_BIN))
568 warnf(global, "--trace overrides an earlier trace/verbose option\n");
569 global->tracetype = TRACE_BIN;
570 break;
571 case 'G': /* --npn */
572 config->nonpn = (!toggle)?TRUE:FALSE;
573 break;
574 case 'h': /* --trace-ascii */
575 GetStr(&global->trace_dump, nextarg);
576 if(global->tracetype && (global->tracetype != TRACE_ASCII))
577 warnf(global,
578 "--trace-ascii overrides an earlier trace/verbose option\n");
579 global->tracetype = TRACE_ASCII;
580 break;
581 case 'H': /* --alpn */
582 config->noalpn = (!toggle)?TRUE:FALSE;
583 break;
584 case 'i': /* --limit-rate */
585 {
586 /* We support G, M, K too */
587 char *unit;
588 curl_off_t value = curlx_strtoofft(nextarg, &unit, 0);
589
590 if(!*unit)
591 unit = (char *)"b";
592 else if(strlen(unit) > 1)
593 unit = (char *)"w"; /* unsupported */
594
595 switch(*unit) {
596 case 'G':
597 case 'g':
598 value *= 1024*1024*1024;
599 break;
600 case 'M':
601 case 'm':
602 value *= 1024*1024;
603 break;
604 case 'K':
605 case 'k':
606 value *= 1024;
607 break;
608 case 'b':
609 case 'B':
610 /* for plain bytes, leave as-is */
611 break;
612 default:
613 warnf(global, "unsupported rate unit. Use G, M, K or B!\n");
614 return PARAM_BAD_USE;
615 }
616 config->recvpersecond = value;
617 config->sendpersecond = value;
618 }
619 break;
620
621 case 'j': /* --compressed */
622 if(toggle && !(curlinfo->features & CURL_VERSION_LIBZ))
623 return PARAM_LIBCURL_DOESNT_SUPPORT;
624 config->encoding = toggle;
625 break;
626
627 case 'J': /* --tr-encoding */
628 config->tr_encoding = toggle;
629 break;
630
631 case 'k': /* --digest */
632 if(toggle)
633 config->authtype |= CURLAUTH_DIGEST;
634 else
635 config->authtype &= ~CURLAUTH_DIGEST;
636 break;
637
638 case 'l': /* --negotiate */
639 if(toggle) {
640 if(curlinfo->features & CURL_VERSION_SPNEGO)
641 config->authtype |= CURLAUTH_NEGOTIATE;
642 else
643 return PARAM_LIBCURL_DOESNT_SUPPORT;
644 }
645 else
646 config->authtype &= ~CURLAUTH_NEGOTIATE;
647 break;
648
649 case 'm': /* --ntlm */
650 if(toggle) {
651 if(curlinfo->features & CURL_VERSION_NTLM)
652 config->authtype |= CURLAUTH_NTLM;
653 else
654 return PARAM_LIBCURL_DOESNT_SUPPORT;
655 }
656 else
657 config->authtype &= ~CURLAUTH_NTLM;
658 break;
659
660 case 'M': /* --ntlm-wb */
661 if(toggle) {
662 if(curlinfo->features & CURL_VERSION_NTLM_WB)
663 config->authtype |= CURLAUTH_NTLM_WB;
664 else
665 return PARAM_LIBCURL_DOESNT_SUPPORT;
666 }
667 else
668 config->authtype &= ~CURLAUTH_NTLM_WB;
669 break;
670
671 case 'n': /* --basic for completeness */
672 if(toggle)
673 config->authtype |= CURLAUTH_BASIC;
674 else
675 config->authtype &= ~CURLAUTH_BASIC;
676 break;
677
678 case 'o': /* --anyauth, let libcurl pick it */
679 if(toggle)
680 config->authtype = CURLAUTH_ANY;
681 /* --no-anyauth simply doesn't touch it */
682 break;
683
684 #ifdef USE_WATT32
685 case 'p': /* --wdebug */
686 dbug_init();
687 break;
688 #endif
689 case 'q': /* --ftp-create-dirs */
690 config->ftp_create_dirs = toggle;
691 break;
692
693 case 'r': /* --create-dirs */
694 config->create_dirs = toggle;
695 break;
696
697 case 's': /* --max-redirs */
698 /* specified max no of redirects (http(s)), this accepts -1 as a
699 special condition */
700 err = str2num(&config->maxredirs, nextarg);
701 if(err)
702 return err;
703 if(config->maxredirs < -1)
704 return PARAM_BAD_NUMERIC;
705 break;
706
707 case 't': /* --proxy-ntlm */
708 if(curlinfo->features & CURL_VERSION_NTLM)
709 config->proxyntlm = toggle;
710 else
711 return PARAM_LIBCURL_DOESNT_SUPPORT;
712 break;
713
714 case 'u': /* --crlf */
715 /* LF -> CRLF conversion? */
716 config->crlf = toggle;
717 break;
718
719 case 'v': /* --stderr */
720 if(strcmp(nextarg, "-")) {
721 FILE *newfile = fopen(nextarg, FOPEN_WRITETEXT);
722 if(!newfile)
723 warnf(global, "Failed to open %s!\n", nextarg);
724 else {
725 if(global->errors_fopened)
726 fclose(global->errors);
727 global->errors = newfile;
728 global->errors_fopened = TRUE;
729 }
730 }
731 else
732 global->errors = stdout;
733 break;
734 case 'w': /* --interface */
735 /* interface */
736 GetStr(&config->iface, nextarg);
737 break;
738 case 'x': /* --krb */
739 /* kerberos level string */
740 if(curlinfo->features & CURL_VERSION_KERBEROS4)
741 GetStr(&config->krblevel, nextarg);
742 else
743 return PARAM_LIBCURL_DOESNT_SUPPORT;
744 break;
745 case 'y': /* --max-filesize */
746 err = str2offset(&config->max_filesize, nextarg);
747 if(err)
748 return err;
749 break;
750 case 'z': /* --disable-eprt */
751 config->disable_eprt = toggle;
752 break;
753 case 'Z': /* --eprt */
754 config->disable_eprt = (!toggle)?TRUE:FALSE;
755 break;
756 case '~': /* --xattr */
757 config->xattr = toggle;
758 break;
759 case '@': /* the URL! */
760 {
761 struct getout *url;
762 if(config->url_get || ((config->url_get = config->url_list) != NULL)) {
763 /* there's a node here, if it already is filled-in continue to find
764 an "empty" node */
765 while(config->url_get && (config->url_get->flags & GETOUT_URL))
766 config->url_get = config->url_get->next;
767 }
768
769 /* now there might or might not be an available node to fill in! */
770
771 if(config->url_get)
772 /* existing node */
773 url = config->url_get;
774 else
775 /* there was no free node, create one! */
776 url = new_getout(config);
777
778 if(!url)
779 return PARAM_NO_MEM;
780 else {
781 /* fill in the URL */
782 GetStr(&url->url, nextarg);
783 url->flags |= GETOUT_URL;
784 }
785 }
786 }
787 break;
788 case '$': /* more options without a short option */
789 switch(subletter) {
790 case 'a': /* --ftp-ssl */
791 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
792 return PARAM_LIBCURL_DOESNT_SUPPORT;
793 config->ftp_ssl = toggle;
794 break;
795 case 'b': /* --ftp-pasv */
796 Curl_safefree(config->ftpport);
797 break;
798 case 'c': /* --socks5 specifies a socks5 proxy to use, and resolves
799 the name locally and passes on the resolved address */
800 GetStr(&config->socksproxy, nextarg);
801 config->socksver = CURLPROXY_SOCKS5;
802 break;
803 case 't': /* --socks4 specifies a socks4 proxy to use */
804 GetStr(&config->socksproxy, nextarg);
805 config->socksver = CURLPROXY_SOCKS4;
806 break;
807 case 'T': /* --socks4a specifies a socks4a proxy to use */
808 GetStr(&config->socksproxy, nextarg);
809 config->socksver = CURLPROXY_SOCKS4A;
810 break;
811 case '2': /* --socks5-hostname specifies a socks5 proxy and enables name
812 resolving with the proxy */
813 GetStr(&config->socksproxy, nextarg);
814 config->socksver = CURLPROXY_SOCKS5_HOSTNAME;
815 break;
816 case 'd': /* --tcp-nodelay option */
817 config->tcp_nodelay = toggle;
818 break;
819 case 'e': /* --proxy-digest */
820 config->proxydigest = toggle;
821 break;
822 case 'f': /* --proxy-basic */
823 config->proxybasic = toggle;
824 break;
825 case 'g': /* --retry */
826 err = str2unum(&config->req_retry, nextarg);
827 if(err)
828 return err;
829 break;
830 case 'V': /* --retry-connrefused */
831 config->retry_connrefused = toggle;
832 break;
833 case 'h': /* --retry-delay */
834 err = str2unum(&config->retry_delay, nextarg);
835 if(err)
836 return err;
837 break;
838 case 'i': /* --retry-max-time */
839 err = str2unum(&config->retry_maxtime, nextarg);
840 if(err)
841 return err;
842 break;
843
844 case 'k': /* --proxy-negotiate */
845 if(curlinfo->features & CURL_VERSION_SPNEGO)
846 config->proxynegotiate = toggle;
847 else
848 return PARAM_LIBCURL_DOESNT_SUPPORT;
849 break;
850
851 case 'm': /* --ftp-account */
852 GetStr(&config->ftp_account, nextarg);
853 break;
854 case 'n': /* --proxy-anyauth */
855 config->proxyanyauth = toggle;
856 break;
857 case 'o': /* --trace-time */
858 global->tracetime = toggle;
859 break;
860 case 'p': /* --ignore-content-length */
861 config->ignorecl = toggle;
862 break;
863 case 'q': /* --ftp-skip-pasv-ip */
864 config->ftp_skip_ip = toggle;
865 break;
866 case 'r': /* --ftp-method (undocumented at this point) */
867 config->ftp_filemethod = ftpfilemethod(config, nextarg);
868 break;
869 case 's': /* --local-port */
870 rc = sscanf(nextarg, "%d - %d",
871 &config->localport,
872 &config->localportrange);
873 if(!rc)
874 return PARAM_BAD_USE;
875 else if(rc == 1)
876 config->localportrange = 1; /* default number of ports to try */
877 else {
878 config->localportrange -= config->localport;
879 if(config->localportrange < 1) {
880 warnf(global, "bad range input\n");
881 return PARAM_BAD_USE;
882 }
883 }
884 break;
885 case 'u': /* --ftp-alternative-to-user */
886 GetStr(&config->ftp_alternative_to_user, nextarg);
887 break;
888 case 'v': /* --ftp-ssl-reqd */
889 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
890 return PARAM_LIBCURL_DOESNT_SUPPORT;
891 config->ftp_ssl_reqd = toggle;
892 break;
893 case 'w': /* --no-sessionid */
894 config->disable_sessionid = (!toggle)?TRUE:FALSE;
895 break;
896 case 'x': /* --ftp-ssl-control */
897 if(toggle && !(curlinfo->features & CURL_VERSION_SSL))
898 return PARAM_LIBCURL_DOESNT_SUPPORT;
899 config->ftp_ssl_control = toggle;
900 break;
901 case 'y': /* --ftp-ssl-ccc */
902 config->ftp_ssl_ccc = toggle;
903 if(!config->ftp_ssl_ccc_mode)
904 config->ftp_ssl_ccc_mode = CURLFTPSSL_CCC_PASSIVE;
905 break;
906 case 'j': /* --ftp-ssl-ccc-mode */
907 config->ftp_ssl_ccc = TRUE;
908 config->ftp_ssl_ccc_mode = ftpcccmethod(config, nextarg);
909 break;
910 case 'z': /* --libcurl */
911 #ifdef CURL_DISABLE_LIBCURL_OPTION
912 warnf(global,
913 "--libcurl option was disabled at build-time!\n");
914 return PARAM_OPTION_UNKNOWN;
915 #else
916 GetStr(&global->libcurl, nextarg);
917 break;
918 #endif
919 case '#': /* --raw */
920 config->raw = toggle;
921 break;
922 case '0': /* --post301 */
923 config->post301 = toggle;
924 break;
925 case '1': /* --no-keepalive */
926 config->nokeepalive = (!toggle)?TRUE:FALSE;
927 break;
928 case '3': /* --keepalive-time */
929 err = str2unum(&config->alivetime, nextarg);
930 if(err)
931 return err;
932 break;
933 case '4': /* --post302 */
934 config->post302 = toggle;
935 break;
936 case 'I': /* --post303 */
937 config->post303 = toggle;
938 break;
939 case '5': /* --noproxy */
940 /* This specifies the noproxy list */
941 GetStr(&config->noproxy, nextarg);
942 break;
943 case '7': /* --socks5-gssapi-nec*/
944 config->socks5_gssapi_nec = toggle;
945 break;
946 case '8': /* --proxy1.0 */
947 /* http 1.0 proxy */
948 GetStr(&config->proxy, nextarg);
949 config->proxyver = CURLPROXY_HTTP_1_0;
950 break;
951 case '9': /* --tftp-blksize */
952 err = str2unum(&config->tftp_blksize, nextarg);
953 if(err)
954 return err;
955 break;
956 case 'A': /* --mail-from */
957 GetStr(&config->mail_from, nextarg);
958 break;
959 case 'B': /* --mail-rcpt */
960 /* append receiver to a list */
961 err = add2list(&config->mail_rcpt, nextarg);
962 if(err)
963 return err;
964 break;
965 case 'C': /* --ftp-pret */
966 config->ftp_pret = toggle;
967 break;
968 case 'D': /* --proto */
969 config->proto_present = TRUE;
970 if(proto2num(config, &config->proto, nextarg))
971 return PARAM_BAD_USE;
972 break;
973 case 'E': /* --proto-redir */
974 config->proto_redir_present = TRUE;
975 if(proto2num(config, &config->proto_redir, nextarg))
976 return PARAM_BAD_USE;
977 break;
978 case 'F': /* --resolve */
979 err = add2list(&config->resolve, nextarg);
980 if(err)
981 return err;
982 break;
983 case 'G': /* --delegation LEVEL */
984 config->gssapi_delegation = delegation(config, nextarg);
985 break;
986 case 'H': /* --mail-auth */
987 GetStr(&config->mail_auth, nextarg);
988 break;
989 case 'J': /* --metalink */
990 {
991 #ifdef USE_METALINK
992 int mlmaj, mlmin, mlpatch;
993 metalink_get_version(&mlmaj, &mlmin, &mlpatch);
994 if((mlmaj*10000)+(mlmin*100)+mlpatch < CURL_REQ_LIBMETALINK_VERS) {
995 warnf(global,
996 "--metalink option cannot be used because the version of "
997 "the linked libmetalink library is too old. "
998 "Required: %d.%d.%d, found %d.%d.%d\n",
999 CURL_REQ_LIBMETALINK_MAJOR,
1000 CURL_REQ_LIBMETALINK_MINOR,
1001 CURL_REQ_LIBMETALINK_PATCH,
1002 mlmaj, mlmin, mlpatch);
1003 return PARAM_BAD_USE;
1004 }
1005 else
1006 config->use_metalink = toggle;
1007 #else
1008 warnf(global, "--metalink option is ignored because the binary is "
1009 "built without the Metalink support.\n");
1010 #endif
1011 break;
1012 }
1013 case 'K': /* --sasl-ir */
1014 config->sasl_ir = toggle;
1015 break;
1016 case 'L': /* --test-event */
1017 #ifdef CURLDEBUG
1018 config->test_event_based = toggle;
1019 #else
1020 warnf(global, "--test-event is ignored unless a debug build!\n");
1021 #endif
1022 break;
1023 case 'M': /* --unix-socket */
1024 GetStr(&config->unix_socket_path, nextarg);
1025 break;
1026 case 'N': /* --path-as-is */
1027 config->path_as_is = toggle;
1028 break;
1029 case 'O': /* --proxy-service-name */
1030 GetStr(&config->proxy_service_name, nextarg);
1031 break;
1032 case 'P': /* --service-name */
1033 GetStr(&config->service_name, nextarg);
1034 break;
1035 case 'Q': /* --proto-default */
1036 GetStr(&config->proto_default, nextarg);
1037 err = check_protocol(config->proto_default);
1038 if(err)
1039 return err;
1040 break;
1041 case 'R': /* --expect100-timeout */
1042 err = str2udouble(&config->expect100timeout, nextarg);
1043 if(err)
1044 return err;
1045 break;
1046 case 'S': /* --tftp-no-options */
1047 config->tftp_no_options = toggle;
1048 break;
1049 case 'U': /* --connect-to */
1050 err = add2list(&config->connect_to, nextarg);
1051 if(err)
1052 return err;
1053 break;
1054 }
1055 break;
1056 case '#': /* --progress-bar */
1057 if(toggle)
1058 global->progressmode = CURL_PROGRESS_BAR;
1059 else
1060 global->progressmode = CURL_PROGRESS_STATS;
1061 break;
1062 case ':': /* --next */
1063 return PARAM_NEXT_OPERATION;
1064 case '0': /* --http* options */
1065 switch(subletter) {
1066 case '\0':
1067 /* HTTP version 1.0 */
1068 config->httpversion = CURL_HTTP_VERSION_1_0;
1069 break;
1070 case '1':
1071 /* HTTP version 1.1 */
1072 config->httpversion = CURL_HTTP_VERSION_1_1;
1073 break;
1074 case '2':
1075 /* HTTP version 2.0 */
1076 config->httpversion = CURL_HTTP_VERSION_2_0;
1077 break;
1078 case '3':
1079 /* HTTP version 2.0 over clean TCP*/
1080 config->httpversion = CURL_HTTP_VERSION_2_PRIOR_KNOWLEDGE;
1081 break;
1082 }
1083 break;
1084 case '1': /* --tlsv1* options */
1085 switch(subletter) {
1086 case '\0':
1087 /* TLS version 1.x */
1088 config->ssl_version = CURL_SSLVERSION_TLSv1;
1089 break;
1090 case '0':
1091 /* TLS version 1.0 */
1092 config->ssl_version = CURL_SSLVERSION_TLSv1_0;
1093 break;
1094 case '1':
1095 /* TLS version 1.1 */
1096 config->ssl_version = CURL_SSLVERSION_TLSv1_1;
1097 break;
1098 case '2':
1099 /* TLS version 1.2 */
1100 config->ssl_version = CURL_SSLVERSION_TLSv1_2;
1101 break;
1102 case '3':
1103 /* TLS version 1.3 */
1104 config->ssl_version = CURL_SSLVERSION_TLSv1_3;
1105 break;
1106 }
1107 break;
1108 case '2':
1109 /* SSL version 2 */
1110 config->ssl_version = CURL_SSLVERSION_SSLv2;
1111 break;
1112 case '3':
1113 /* SSL version 3 */
1114 config->ssl_version = CURL_SSLVERSION_SSLv3;
1115 break;
1116 case '4':
1117 /* IPv4 */
1118 config->ip_version = 4;
1119 break;
1120 case '6':
1121 /* IPv6 */
1122 config->ip_version = 6;
1123 break;
1124 case 'a':
1125 /* This makes the FTP sessions use APPE instead of STOR */
1126 config->ftp_append = toggle;
1127 break;
1128 case 'A':
1129 /* This specifies the User-Agent name */
1130 GetStr(&config->useragent, nextarg);
1131 break;
1132 case 'b': /* cookie string coming up: */
1133 if(nextarg[0] == '@') {
1134 nextarg++;
1135 }
1136 else if(strchr(nextarg, '=')) {
1137 /* A cookie string must have a =-letter */
1138 GetStr(&config->cookie, nextarg);
1139 break;
1140 }
1141 /* We have a cookie file to read from! */
1142 GetStr(&config->cookiefile, nextarg);
1143 break;
1144 case 'B':
1145 /* use ASCII/text when transferring */
1146 config->use_ascii = toggle;
1147 break;
1148 case 'c':
1149 /* get the file name to dump all cookies in */
1150 GetStr(&config->cookiejar, nextarg);
1151 break;
1152 case 'C':
1153 /* This makes us continue an ftp transfer at given position */
1154 if(strcmp(nextarg, "-")) {
1155 err = str2offset(&config->resume_from, nextarg);
1156 if(err)
1157 return err;
1158 config->resume_from_current = FALSE;
1159 }
1160 else {
1161 config->resume_from_current = TRUE;
1162 config->resume_from = 0;
1163 }
1164 config->use_resume=TRUE;
1165 break;
1166 case 'd':
1167 /* postfield data */
1168 {
1169 char *postdata = NULL;
1170 FILE *file;
1171 size_t size = 0;
1172 bool raw_mode = (subletter == 'r');
1173
1174 if(subletter == 'e') { /* --data-urlencode*/
1175 /* [name]=[content], we encode the content part only
1176 * [name]@[file name]
1177 *
1178 * Case 2: we first load the file using that name and then encode
1179 * the content.
1180 */
1181 const char *p = strchr(nextarg, '=');
1182 size_t nlen;
1183 char is_file;
1184 if(!p)
1185 /* there was no '=' letter, check for a '@' instead */
1186 p = strchr(nextarg, '@');
1187 if(p) {
1188 nlen = p - nextarg; /* length of the name part */
1189 is_file = *p++; /* pass the separator */
1190 }
1191 else {
1192 /* neither @ nor =, so no name and it isn't a file */
1193 nlen = is_file = 0;
1194 p = nextarg;
1195 }
1196 if('@' == is_file) {
1197 /* a '@' letter, it means that a file name or - (stdin) follows */
1198 if(!strcmp("-", p)) {
1199 file = stdin;
1200 set_binmode(stdin);
1201 }
1202 else {
1203 file = fopen(p, "rb");
1204 if(!file)
1205 warnf(global,
1206 "Couldn't read data from file \"%s\", this makes "
1207 "an empty POST.\n", nextarg);
1208 }
1209
1210 err = file2memory(&postdata, &size, file);
1211
1212 if(file && (file != stdin))
1213 fclose(file);
1214 if(err)
1215 return err;
1216 }
1217 else {
1218 GetStr(&postdata, p);
1219 if(postdata)
1220 size = strlen(postdata);
1221 }
1222
1223 if(!postdata) {
1224 /* no data from the file, point to a zero byte string to make this
1225 get sent as a POST anyway */
1226 postdata = strdup("");
1227 if(!postdata)
1228 return PARAM_NO_MEM;
1229 size = 0;
1230 }
1231 else {
1232 char *enc = curl_easy_escape(config->easy, postdata, (int)size);
1233 Curl_safefree(postdata); /* no matter if it worked or not */
1234 if(enc) {
1235 /* now make a string with the name from above and append the
1236 encoded string */
1237 size_t outlen = nlen + strlen(enc) + 2;
1238 char *n = malloc(outlen);
1239 if(!n) {
1240 curl_free(enc);
1241 return PARAM_NO_MEM;
1242 }
1243 if(nlen > 0) { /* only append '=' if we have a name */
1244 snprintf(n, outlen, "%.*s=%s", nlen, nextarg, enc);
1245 size = outlen-1;
1246 }
1247 else {
1248 strcpy(n, enc);
1249 size = outlen-2; /* since no '=' was inserted */
1250 }
1251 curl_free(enc);
1252 postdata = n;
1253 }
1254 else
1255 return PARAM_NO_MEM;
1256 }
1257 }
1258 else if('@' == *nextarg && !raw_mode) {
1259 /* the data begins with a '@' letter, it means that a file name
1260 or - (stdin) follows */
1261 nextarg++; /* pass the @ */
1262
1263 if(!strcmp("-", nextarg)) {
1264 file = stdin;
1265 if(subletter == 'b') /* forced data-binary */
1266 set_binmode(stdin);
1267 }
1268 else {
1269 file = fopen(nextarg, "rb");
1270 if(!file)
1271 warnf(global, "Couldn't read data from file \"%s\", this makes "
1272 "an empty POST.\n", nextarg);
1273 }
1274
1275 if(subletter == 'b')
1276 /* forced binary */
1277 err = file2memory(&postdata, &size, file);
1278 else {
1279 err = file2string(&postdata, file);
1280 if(postdata)
1281 size = strlen(postdata);
1282 }
1283
1284 if(file && (file != stdin))
1285 fclose(file);
1286 if(err)
1287 return err;
1288
1289 if(!postdata) {
1290 /* no data from the file, point to a zero byte string to make this
1291 get sent as a POST anyway */
1292 postdata = strdup("");
1293 if(!postdata)
1294 return PARAM_NO_MEM;
1295 }
1296 }
1297 else {
1298 GetStr(&postdata, nextarg);
1299 if(postdata)
1300 size = strlen(postdata);
1301 }
1302
1303 #ifdef CURL_DOES_CONVERSIONS
1304 if(subletter != 'b') {
1305 /* NOT forced binary, convert to ASCII */
1306 if(convert_to_network(postdata, strlen(postdata))) {
1307 Curl_safefree(postdata);
1308 return PARAM_NO_MEM;
1309 }
1310 }
1311 #endif
1312
1313 if(config->postfields) {
1314 /* we already have a string, we append this one with a separating
1315 &-letter */
1316 char *oldpost = config->postfields;
1317 curl_off_t oldlen = config->postfieldsize;
1318 curl_off_t newlen = oldlen + curlx_uztoso(size) + 2;
1319 config->postfields = malloc((size_t)newlen);
1320 if(!config->postfields) {
1321 Curl_safefree(oldpost);
1322 Curl_safefree(postdata);
1323 return PARAM_NO_MEM;
1324 }
1325 memcpy(config->postfields, oldpost, (size_t)oldlen);
1326 /* use byte value 0x26 for '&' to accommodate non-ASCII platforms */
1327 config->postfields[oldlen] = '\x26';
1328 memcpy(&config->postfields[oldlen+1], postdata, size);
1329 config->postfields[oldlen+1+size] = '\0';
1330 Curl_safefree(oldpost);
1331 Curl_safefree(postdata);
1332 config->postfieldsize += size+1;
1333 }
1334 else {
1335 config->postfields = postdata;
1336 config->postfieldsize = curlx_uztoso(size);
1337 }
1338 }
1339 /*
1340 We can't set the request type here, as this data might be used in
1341 a simple GET if -G is used. Already or soon.
1342
1343 if(SetHTTPrequest(HTTPREQ_SIMPLEPOST, &config->httpreq)) {
1344 Curl_safefree(postdata);
1345 return PARAM_BAD_USE;
1346 }
1347 */
1348 break;
1349 case 'D':
1350 /* dump-header to given file name */
1351 GetStr(&config->headerfile, nextarg);
1352 break;
1353 case 'e':
1354 {
1355 char *ptr = strstr(nextarg, ";auto");
1356 if(ptr) {
1357 /* Automatic referer requested, this may be combined with a
1358 set initial one */
1359 config->autoreferer = TRUE;
1360 *ptr = 0; /* zero terminate here */
1361 }
1362 else
1363 config->autoreferer = FALSE;
1364 GetStr(&config->referer, nextarg);
1365 }
1366 break;
1367 case 'E':
1368 switch(subletter) {
1369 case '\0': /* certificate file */
1370 GetFileAndPassword(nextarg, &config->cert, &config->key_passwd);
1371 break;
1372 case 'a': /* CA info PEM file */
1373 /* CA info PEM file */
1374 GetStr(&config->cacert, nextarg);
1375 break;
1376 case 'b': /* cert file type */
1377 GetStr(&config->cert_type, nextarg);
1378 break;
1379 case 'c': /* private key file */
1380 GetStr(&config->key, nextarg);
1381 break;
1382 case 'd': /* private key file type */
1383 GetStr(&config->key_type, nextarg);
1384 break;
1385 case 'e': /* private key passphrase */
1386 GetStr(&config->key_passwd, nextarg);
1387 cleanarg(nextarg);
1388 break;
1389 case 'f': /* crypto engine */
1390 GetStr(&config->engine, nextarg);
1391 if(config->engine && curl_strequal(config->engine, "list"))
1392 return PARAM_ENGINES_REQUESTED;
1393 break;
1394 case 'g': /* CA info PEM file */
1395 /* CA cert directory */
1396 GetStr(&config->capath, nextarg);
1397 break;
1398 case 'h': /* --pubkey public key file */
1399 GetStr(&config->pubkey, nextarg);
1400 break;
1401 case 'i': /* --hostpubmd5 md5 of the host public key */
1402 GetStr(&config->hostpubmd5, nextarg);
1403 if(!config->hostpubmd5 || strlen(config->hostpubmd5) != 32)
1404 return PARAM_BAD_USE;
1405 break;
1406 case 'j': /* CRL info PEM file */
1407 /* CRL file */
1408 GetStr(&config->crlfile, nextarg);
1409 break;
1410 case 'k': /* TLS username */
1411 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1412 GetStr(&config->tls_username, nextarg);
1413 else
1414 return PARAM_LIBCURL_DOESNT_SUPPORT;
1415 break;
1416 case 'l': /* TLS password */
1417 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1418 GetStr(&config->tls_password, nextarg);
1419 else
1420 return PARAM_LIBCURL_DOESNT_SUPPORT;
1421 break;
1422 case 'm': /* TLS authentication type */
1423 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1424 GetStr(&config->tls_authtype, nextarg);
1425 if(!curl_strequal(config->tls_authtype, "SRP"))
1426 return PARAM_LIBCURL_DOESNT_SUPPORT; /* only support TLS-SRP */
1427 }
1428 else
1429 return PARAM_LIBCURL_DOESNT_SUPPORT;
1430 break;
1431 case 'n': /* no empty SSL fragments, --ssl-allow-beast */
1432 if(curlinfo->features & CURL_VERSION_SSL)
1433 config->ssl_allow_beast = toggle;
1434 break;
1435
1436 case 'o': /* --login-options */
1437 GetStr(&config->login_options, nextarg);
1438 break;
1439
1440 case 'p': /* Pinned public key DER file */
1441 /* Pinned public key DER file */
1442 GetStr(&config->pinnedpubkey, nextarg);
1443 break;
1444
1445 case 'q': /* --cert-status */
1446 config->verifystatus = TRUE;
1447 break;
1448
1449 case 'r': /* --false-start */
1450 config->falsestart = TRUE;
1451 break;
1452
1453 case 's': /* --ssl-no-revoke */
1454 if(curlinfo->features & CURL_VERSION_SSL)
1455 config->ssl_no_revoke = TRUE;
1456 break;
1457
1458 case 't': /* --tcp-fastopen */
1459 config->tcp_fastopen = TRUE;
1460 break;
1461
1462 case 'u': /* TLS username for proxy */
1463 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1464 GetStr(&config->proxy_tls_username, nextarg);
1465 else
1466 return PARAM_LIBCURL_DOESNT_SUPPORT;
1467 break;
1468
1469 case 'v': /* TLS password for proxy */
1470 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP)
1471 GetStr(&config->proxy_tls_password, nextarg);
1472 else
1473 return PARAM_LIBCURL_DOESNT_SUPPORT;
1474 break;
1475
1476 case 'w': /* TLS authentication type for proxy */
1477 if(curlinfo->features & CURL_VERSION_TLSAUTH_SRP) {
1478 GetStr(&config->proxy_tls_authtype, nextarg);
1479 if(!curl_strequal(config->proxy_tls_authtype, "SRP"))
1480 return PARAM_LIBCURL_DOESNT_SUPPORT; /* only support TLS-SRP */
1481 }
1482 else
1483 return PARAM_LIBCURL_DOESNT_SUPPORT;
1484 break;
1485
1486 case 'x': /* certificate file for proxy */
1487 GetFileAndPassword(nextarg, &config->proxy_cert,
1488 &config->proxy_key_passwd);
1489 break;
1490
1491 case 'y': /* cert file type for proxy */
1492 GetStr(&config->proxy_cert_type, nextarg);
1493 break;
1494
1495 case 'z': /* private key file for proxy */
1496 GetStr(&config->proxy_key, nextarg);
1497 break;
1498
1499 case '0': /* private key file type for proxy */
1500 GetStr(&config->proxy_key_type, nextarg);
1501 break;
1502
1503 case '1': /* private key passphrase for proxy */
1504 GetStr(&config->proxy_key_passwd, nextarg);
1505 cleanarg(nextarg);
1506 break;
1507
1508 case '2': /* ciphers for proxy */
1509 GetStr(&config->proxy_cipher_list, nextarg);
1510 break;
1511
1512 case '3': /* CRL info PEM file for proxy */
1513 /* CRL file */
1514 GetStr(&config->proxy_crlfile, nextarg);
1515 break;
1516
1517 case '4': /* no empty SSL fragments for proxy */
1518 if(curlinfo->features & CURL_VERSION_SSL)
1519 config->proxy_ssl_allow_beast = toggle;
1520 break;
1521
1522 case '5': /* --login-options */
1523 GetStr(&config->login_options, nextarg);
1524 break;
1525
1526 case '6': /* CA info PEM file for proxy */
1527 /* CA info PEM file */
1528 GetStr(&config->proxy_cacert, nextarg);
1529 break;
1530
1531 case '7': /* CA info PEM file for proxy */
1532 /* CA cert directory */
1533 GetStr(&config->proxy_capath, nextarg);
1534 break;
1535
1536 case '8': /* allow insecure SSL connects for proxy */
1537 config->proxy_insecure_ok = toggle;
1538 break;
1539
1540 case '9':
1541 /* TLS version 1 for proxy */
1542 config->proxy_ssl_version = CURL_SSLVERSION_TLSv1;
1543 break;
1544
1545 case 'A':
1546 /* SSL version 2 for proxy */
1547 config->proxy_ssl_version = CURL_SSLVERSION_SSLv2;
1548 break;
1549
1550 case 'B':
1551 /* SSL version 3 for proxy */
1552 config->proxy_ssl_version = CURL_SSLVERSION_SSLv3;
1553 break;
1554
1555 default: /* unknown flag */
1556 return PARAM_OPTION_UNKNOWN;
1557 }
1558 break;
1559 case 'f':
1560 switch(subletter) {
1561 case 'a': /* --fail-early */
1562 global->fail_early = toggle;
1563 break;
1564 default:
1565 /* fail hard on errors */
1566 config->failonerror = toggle;
1567 }
1568 break;
1569 case 'F':
1570 /* "form data" simulation, this is a little advanced so lets do our best
1571 to sort this out slowly and carefully */
1572 if(formparse(config,
1573 nextarg,
1574 &config->httppost,
1575 &config->last_post,
1576 (subletter=='s')?TRUE:FALSE)) /* 's' means literal string */
1577 return PARAM_BAD_USE;
1578 if(SetHTTPrequest(config, HTTPREQ_FORMPOST, &config->httpreq))
1579 return PARAM_BAD_USE;
1580 break;
1581
1582 case 'g': /* g disables URLglobbing */
1583 config->globoff = toggle;
1584 break;
1585
1586 case 'G': /* HTTP GET */
1587 config->use_httpget = TRUE;
1588 break;
1589
1590 case 'h': /* h for help */
1591 if(toggle) {
1592 return PARAM_HELP_REQUESTED;
1593 }
1594 /* we now actually support --no-help too! */
1595 break;
1596 case 'H':
1597 /* A custom header to append to a list */
1598 if(subletter == 'p') /* --proxy-header */
1599 err = add2list(&config->proxyheaders, nextarg);
1600 else
1601 err = add2list(&config->headers, nextarg);
1602 if(err)
1603 return err;
1604 break;
1605 case 'i':
1606 config->include_headers = toggle; /* include the headers as well in the
1607 general output stream */
1608 break;
1609 case 'j':
1610 config->cookiesession = toggle;
1611 break;
1612 case 'I':
1613 /*
1614 * no_body will imply include_headers later on
1615 */
1616 config->no_body = toggle;
1617 if(SetHTTPrequest(config,
1618 (config->no_body)?HTTPREQ_HEAD:HTTPREQ_GET,
1619 &config->httpreq))
1620 return PARAM_BAD_USE;
1621 break;
1622 case 'J': /* --remote-header-name */
1623 if(config->include_headers) {
1624 warnf(global,
1625 "--include and --remote-header-name cannot be combined.\n");
1626 return PARAM_BAD_USE;
1627 }
1628 config->content_disposition = toggle;
1629 break;
1630 case 'k': /* allow insecure SSL connects */
1631 config->insecure_ok = toggle;
1632 break;
1633 case 'K': /* parse config file */
1634 if(parseconfig(nextarg, global))
1635 warnf(global, "error trying read config from the '%s' file\n",
1636 nextarg);
1637 break;
1638 case 'l':
1639 config->dirlistonly = toggle; /* only list the names of the FTP dir */
1640 break;
1641 case 'L':
1642 config->followlocation = toggle; /* Follow Location: HTTP headers */
1643 switch (subletter) {
1644 case 't':
1645 /* Continue to send authentication (user+password) when following
1646 * locations, even when hostname changed */
1647 config->unrestricted_auth = toggle;
1648 break;
1649 }
1650 break;
1651 case 'm':
1652 /* specified max time */
1653 err = str2udouble(&config->timeout, nextarg);
1654 if(err)
1655 return err;
1656 break;
1657 case 'M': /* M for manual, huge help */
1658 if(toggle) { /* --no-manual shows no manual... */
1659 #ifdef USE_MANUAL
1660 return PARAM_MANUAL_REQUESTED;
1661 #else
1662 warnf(global,
1663 "built-in manual was disabled at build-time!\n");
1664 return PARAM_OPTION_UNKNOWN;
1665 #endif
1666 }
1667 break;
1668 case 'n':
1669 switch(subletter) {
1670 case 'o': /* CA info PEM file */
1671 /* use .netrc or URL */
1672 config->netrc_opt = toggle;
1673 break;
1674 case 'e': /* netrc-file */
1675 GetStr(&config->netrc_file, nextarg);
1676 break;
1677 default:
1678 /* pick info from .netrc, if this is used for http, curl will
1679 automatically enfore user+password with the request */
1680 config->netrc = toggle;
1681 break;
1682 }
1683 break;
1684 case 'N':
1685 /* disable the output I/O buffering. note that the option is called
1686 --buffer but is mostly used in the negative form: --no-buffer */
1687 if(longopt)
1688 config->nobuffer = (!toggle)?TRUE:FALSE;
1689 else
1690 config->nobuffer = toggle;
1691 break;
1692 case 'O': /* --remote-name */
1693 if(subletter == 'a') { /* --remote-name-all */
1694 config->default_node_flags = toggle?GETOUT_USEREMOTE:0;
1695 break;
1696 }
1697 /* fall-through! */
1698 case 'o': /* --output */
1699 /* output file */
1700 {
1701 struct getout *url;
1702 if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
1703 /* there's a node here, if it already is filled-in continue to find
1704 an "empty" node */
1705 while(config->url_out && (config->url_out->flags & GETOUT_OUTFILE))
1706 config->url_out = config->url_out->next;
1707 }
1708
1709 /* now there might or might not be an available node to fill in! */
1710
1711 if(config->url_out)
1712 /* existing node */
1713 url = config->url_out;
1714 else
1715 /* there was no free node, create one! */
1716 url = new_getout(config);
1717
1718 if(!url)
1719 return PARAM_NO_MEM;
1720 else {
1721 /* fill in the outfile */
1722 if('o' == letter) {
1723 GetStr(&url->outfile, nextarg);
1724 url->flags &= ~GETOUT_USEREMOTE; /* switch off */
1725 }
1726 else {
1727 url->outfile = NULL; /* leave it */
1728 if(toggle)
1729 url->flags |= GETOUT_USEREMOTE; /* switch on */
1730 else
1731 url->flags &= ~GETOUT_USEREMOTE; /* switch off */
1732 }
1733 url->flags |= GETOUT_OUTFILE;
1734 }
1735 }
1736 break;
1737 case 'P':
1738 /* This makes the FTP sessions use PORT instead of PASV */
1739 /* use <eth0> or <192.168.10.10> style addresses. Anything except
1740 this will make us try to get the "default" address.
1741 NOTE: this is a changed behaviour since the released 4.1!
1742 */
1743 GetStr(&config->ftpport, nextarg);
1744 break;
1745 case 'p':
1746 /* proxy tunnel for non-http protocols */
1747 config->proxytunnel = toggle;
1748 break;
1749
1750 case 'q': /* if used first, already taken care of, we do it like
1751 this so we don't cause an error! */
1752 break;
1753 case 'Q':
1754 /* QUOTE command to send to FTP server */
1755 switch(nextarg[0]) {
1756 case '-':
1757 /* prefixed with a dash makes it a POST TRANSFER one */
1758 nextarg++;
1759 err = add2list(&config->postquote, nextarg);
1760 break;
1761 case '+':
1762 /* prefixed with a plus makes it a just-before-transfer one */
1763 nextarg++;
1764 err = add2list(&config->prequote, nextarg);
1765 break;
1766 default:
1767 err = add2list(&config->quote, nextarg);
1768 break;
1769 }
1770 if(err)
1771 return err;
1772 break;
1773 case 'r':
1774 /* Specifying a range WITHOUT A DASH will create an illegal HTTP range
1775 (and won't actually be range by definition). The man page previously
1776 claimed that to be a good way, why this code is added to work-around
1777 it. */
1778 if(ISDIGIT(*nextarg) && !strchr(nextarg, '-')) {
1779 char buffer[32];
1780 curl_off_t off;
1781 warnf(global,
1782 "A specified range MUST include at least one dash (-). "
1783 "Appending one for you!\n");
1784 off = curlx_strtoofft(nextarg, NULL, 10);
1785 snprintf(buffer, sizeof(buffer), "%" CURL_FORMAT_CURL_OFF_T "-", off);
1786 Curl_safefree(config->range);
1787 config->range = strdup(buffer);
1788 if(!config->range)
1789 return PARAM_NO_MEM;
1790 }
1791 {
1792 /* byte range requested */
1793 char *tmp_range;
1794 tmp_range = nextarg;
1795 while(*tmp_range != '\0') {
1796 if(!ISDIGIT(*tmp_range) && *tmp_range != '-' && *tmp_range != ',') {
1797 warnf(global, "Invalid character is found in given range. "
1798 "A specified range MUST have only digits in "
1799 "\'start\'-\'stop\'. The server's response to this "
1800 "request is uncertain.\n");
1801 break;
1802 }
1803 tmp_range++;
1804 }
1805 /* byte range requested */
1806 GetStr(&config->range, nextarg);
1807 }
1808 break;
1809 case 'R':
1810 /* use remote file's time */
1811 config->remote_time = toggle;
1812 break;
1813 case 's':
1814 /* don't show progress meter, don't show errors : */
1815 if(toggle)
1816 global->mute = global->noprogress = TRUE;
1817 else
1818 global->mute = global->noprogress = FALSE;
1819 if(global->showerror < 0)
1820 /* if still on the default value, set showerror to the reverse of
1821 toggle. This is to allow -S and -s to be used in an independent
1822 order but still have the same effect. */
1823 global->showerror = (!toggle)?TRUE:FALSE; /* toggle off */
1824 break;
1825 case 'S':
1826 /* show errors */
1827 global->showerror = toggle?1:0; /* toggle on if used with -s */
1828 break;
1829 case 't':
1830 /* Telnet options */
1831 err = add2list(&config->telnet_options, nextarg);
1832 if(err)
1833 return err;
1834 break;
1835 case 'T':
1836 /* we are uploading */
1837 {
1838 struct getout *url;
1839 if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
1840 /* there's a node here, if it already is filled-in continue to find
1841 an "empty" node */
1842 while(config->url_out && (config->url_out->flags & GETOUT_UPLOAD))
1843 config->url_out = config->url_out->next;
1844 }
1845
1846 /* now there might or might not be an available node to fill in! */
1847
1848 if(config->url_out)
1849 /* existing node */
1850 url = config->url_out;
1851 else
1852 /* there was no free node, create one! */
1853 url = new_getout(config);
1854
1855 if(!url)
1856 return PARAM_NO_MEM;
1857 else {
1858 url->flags |= GETOUT_UPLOAD; /* mark -T used */
1859 if(!*nextarg)
1860 url->flags |= GETOUT_NOUPLOAD;
1861 else {
1862 /* "-" equals stdin, but keep the string around for now */
1863 GetStr(&url->infile, nextarg);
1864 }
1865 }
1866 }
1867 break;
1868 case 'u':
1869 /* user:password */
1870 GetStr(&config->userpwd, nextarg);
1871 cleanarg(nextarg);
1872 break;
1873 case 'U':
1874 /* Proxy user:password */
1875 GetStr(&config->proxyuserpwd, nextarg);
1876 cleanarg(nextarg);
1877 break;
1878 case 'v':
1879 if(toggle) {
1880 /* the '%' thing here will cause the trace get sent to stderr */
1881 Curl_safefree(global->trace_dump);
1882 global->trace_dump = strdup("%");
1883 if(!global->trace_dump)
1884 return PARAM_NO_MEM;
1885 if(global->tracetype && (global->tracetype != TRACE_PLAIN))
1886 warnf(global,
1887 "-v, --verbose overrides an earlier trace/verbose option\n");
1888 global->tracetype = TRACE_PLAIN;
1889 }
1890 else
1891 /* verbose is disabled here */
1892 global->tracetype = TRACE_NONE;
1893 break;
1894 case 'V':
1895 if(toggle) /* --no-version yields no output! */
1896 return PARAM_VERSION_INFO_REQUESTED;
1897 break;
1898
1899 case 'w':
1900 /* get the output string */
1901 if('@' == *nextarg) {
1902 /* the data begins with a '@' letter, it means that a file name
1903 or - (stdin) follows */
1904 FILE *file;
1905 const char *fname;
1906 nextarg++; /* pass the @ */
1907 if(!strcmp("-", nextarg)) {
1908 fname = "<stdin>";
1909 file = stdin;
1910 }
1911 else {
1912 fname = nextarg;
1913 file = fopen(nextarg, FOPEN_READTEXT);
1914 }
1915 err = file2string(&config->writeout, file);
1916 if(file && (file != stdin))
1917 fclose(file);
1918 if(err)
1919 return err;
1920 if(!config->writeout)
1921 warnf(global, "Failed to read %s", fname);
1922 }
1923 else
1924 GetStr(&config->writeout, nextarg);
1925 break;
1926 case 'x':
1927 /* proxy */
1928 GetStr(&config->proxy, nextarg);
1929 config->proxyver = CURLPROXY_HTTP;
1930 break;
1931 case 'X':
1932 /* set custom request */
1933 GetStr(&config->customrequest, nextarg);
1934 break;
1935 case 'y':
1936 /* low speed time */
1937 err = str2unum(&config->low_speed_time, nextarg);
1938 if(err)
1939 return err;
1940 if(!config->low_speed_limit)
1941 config->low_speed_limit = 1;
1942 break;
1943 case 'Y':
1944 /* low speed limit */
1945 err = str2unum(&config->low_speed_limit, nextarg);
1946 if(err)
1947 return err;
1948 if(!config->low_speed_time)
1949 config->low_speed_time = 30;
1950 break;
1951 case 'z': /* time condition coming up */
1952 switch(*nextarg) {
1953 case '+':
1954 nextarg++;
1955 /* FALLTHROUGH */
1956 default:
1957 /* If-Modified-Since: (section 14.28 in RFC2068) */
1958 config->timecond = CURL_TIMECOND_IFMODSINCE;
1959 break;
1960 case '-':
1961 /* If-Unmodified-Since: (section 14.24 in RFC2068) */
1962 config->timecond = CURL_TIMECOND_IFUNMODSINCE;
1963 nextarg++;
1964 break;
1965 case '=':
1966 /* Last-Modified: (section 14.29 in RFC2068) */
1967 config->timecond = CURL_TIMECOND_LASTMOD;
1968 nextarg++;
1969 break;
1970 }
1971 now = time(NULL);
1972 config->condtime=curl_getdate(nextarg, &now);
1973 if(-1 == (int)config->condtime) {
1974 /* now let's see if it is a file name to get the time from instead! */
1975 struct_stat statbuf;
1976 if(-1 == stat(nextarg, &statbuf)) {
1977 /* failed, remove time condition */
1978 config->timecond = CURL_TIMECOND_NONE;
1979 warnf(global,
1980 "Illegal date format for -z, --timecond (and not "
1981 "a file name). Disabling time condition. "
1982 "See curl_getdate(3) for valid date syntax.\n");
1983 }
1984 else {
1985 /* pull the time out from the file */
1986 config->condtime = statbuf.st_mtime;
1987 }
1988 }
1989 break;
1990 default: /* unknown flag */
1991 return PARAM_OPTION_UNKNOWN;
1992 }
1993 hit = -1;
1994
1995 } while(!longopt && !singleopt && *++parse && !*usedarg);
1996
1997 return PARAM_OK;
1998 }
1999
parse_args(struct GlobalConfig * config,int argc,argv_item_t argv[])2000 ParameterError parse_args(struct GlobalConfig *config, int argc,
2001 argv_item_t argv[])
2002 {
2003 int i;
2004 bool stillflags;
2005 char *orig_opt = NULL;
2006 ParameterError result = PARAM_OK;
2007 struct OperationConfig *operation = config->first;
2008
2009 for(i = 1, stillflags = TRUE; i < argc && !result; i++) {
2010 orig_opt = argv[i];
2011
2012 if(stillflags && ('-' == argv[i][0])) {
2013 char *nextarg;
2014 bool passarg;
2015 char *flag = argv[i];
2016
2017 if(!strcmp("--", argv[i]))
2018 /* This indicates the end of the flags and thus enables the
2019 following (URL) argument to start with -. */
2020 stillflags = FALSE;
2021 else {
2022 nextarg = (i < (argc - 1)) ? argv[i + 1] : NULL;
2023
2024 result = getparameter(flag, nextarg, &passarg, config, operation);
2025 if(result == PARAM_NEXT_OPERATION) {
2026 /* Reset result as PARAM_NEXT_OPERATION is only used here and not
2027 returned from this function */
2028 result = PARAM_OK;
2029
2030 if(operation->url_list && operation->url_list->url) {
2031 /* Allocate the next config */
2032 operation->next = malloc(sizeof(struct OperationConfig));
2033 if(operation->next) {
2034 /* Initialise the newly created config */
2035 config_init(operation->next);
2036
2037 /* Copy the easy handle */
2038 operation->next->easy = config->easy;
2039
2040 /* Set the global config pointer */
2041 operation->next->global = config;
2042
2043 /* Update the last operation pointer */
2044 config->last = operation->next;
2045
2046 /* Move onto the new config */
2047 operation->next->prev = operation;
2048 operation = operation->next;
2049 }
2050 else
2051 result = PARAM_NO_MEM;
2052 }
2053 }
2054 else if(!result && passarg)
2055 i++; /* we're supposed to skip this */
2056 }
2057 }
2058 else {
2059 bool used;
2060
2061 /* Just add the URL please */
2062 result = getparameter((char *)"--url", argv[i], &used, config,
2063 operation);
2064 }
2065 }
2066
2067 if(result && result != PARAM_HELP_REQUESTED &&
2068 result != PARAM_MANUAL_REQUESTED &&
2069 result != PARAM_VERSION_INFO_REQUESTED &&
2070 result != PARAM_ENGINES_REQUESTED) {
2071 const char *reason = param2text(result);
2072
2073 if(orig_opt && strcmp(":", orig_opt))
2074 helpf(config->errors, "option %s: %s\n", orig_opt, reason);
2075 else
2076 helpf(config->errors, "%s\n", reason);
2077 }
2078
2079 return result;
2080 }
2081