3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at http://curl.haxx.se/docs/copyright.html.
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
23 ***************************************************************************/
26 * If you have libcurl problems, all docs and details are found here:
27 * http://curl.haxx.se/libcurl/
29 * curl-library mailing list subscription and unsubscription web interface:
30 * http://cool.haxx.se/mailman/listinfo/curl-library/
33 #include "curlver.h" /* libcurl version defines */
34 #include "curlbuild.h" /* libcurl build definitions */
35 #include "curlrules.h" /* libcurl rules enforcement */
38 * Define WIN32 when build target is Win32 API
41 #if (defined(_WIN32) || defined(__WIN32__)) && \
42 !defined(WIN32) && !defined(__SYMBIAN32__)
49 #if defined(__FreeBSD__) && (__FreeBSD__ >= 2)
50 /* Needed for __FreeBSD_version symbol definition */
51 #include <osreldate.h>
54 /* The include stuff here below is mainly for time_t! */
55 #include <sys/types.h>
58 #if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__CYGWIN__)
59 #if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H) || defined(__LWIP_OPT_H__))
60 /* The check above prevents the winsock2 inclusion if winsock.h already was
61 included, since they can't co-exist without problems */
67 /* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
68 libc5-based Linux systems. Only include it on systems that are known to
70 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
71 defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
72 defined(ANDROID) || defined(__ANDROID__) || \
73 (defined(__FreeBSD_version) && (__FreeBSD_version < 800000))
74 #include <sys/select.h>
77 #if !defined(WIN32) && !defined(_WIN32_WCE)
78 #include <sys/socket.h>
81 #if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__)
86 #include <support/SupportDefs.h>
96 * libcurl external API function linkage decorations.
101 #elif defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)
102 # if defined(BUILDING_LIBCURL)
103 # define CURL_EXTERN __declspec(dllexport)
105 # define CURL_EXTERN __declspec(dllimport)
107 #elif defined(BUILDING_LIBCURL) && defined(CURL_HIDDEN_SYMBOLS)
108 # define CURL_EXTERN CURL_EXTERN_SYMBOL
113 #ifndef curl_socket_typedef
115 #if defined(WIN32) && !defined(__LWIP_OPT_H__)
116 typedef SOCKET curl_socket_t;
117 #define CURL_SOCKET_BAD INVALID_SOCKET
119 typedef int curl_socket_t;
120 #define CURL_SOCKET_BAD -1
122 #define curl_socket_typedef
123 #endif /* curl_socket_typedef */
125 struct curl_httppost {
126 struct curl_httppost *next; /* next entry in the list */
127 char *name; /* pointer to allocated name */
128 long namelength; /* length of name length */
129 char *contents; /* pointer to allocated data contents */
130 long contentslength; /* length of contents field */
131 char *buffer; /* pointer to allocated buffer contents */
132 long bufferlength; /* length of buffer field */
133 char *contenttype; /* Content-Type */
134 struct curl_slist* contentheader; /* list of extra headers for this form */
135 struct curl_httppost *more; /* if one field name has more than one
136 file, this link should link to following
138 long flags; /* as defined below */
139 #define HTTPPOST_FILENAME (1<<0) /* specified content is a file name */
140 #define HTTPPOST_READFILE (1<<1) /* specified content is a file name */
141 #define HTTPPOST_PTRNAME (1<<2) /* name is only stored pointer
142 do not free in formfree */
143 #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer
144 do not free in formfree */
145 #define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */
146 #define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */
147 #define HTTPPOST_CALLBACK (1<<6) /* upload file contents by using the
148 regular read callback to get the data
149 and pass the given pointer as custom
152 char *showfilename; /* The file name to show. If not set, the
153 actual file name will be used (if this
155 void *userp; /* custom pointer used for
156 HTTPPOST_CALLBACK posts */
159 typedef int (*curl_progress_callback)(void *clientp,
165 #ifndef CURL_MAX_WRITE_SIZE
166 /* Tests have proven that 20K is a very bad buffer size for uploads on
167 Windows, while 16K for some odd reason performed a lot better.
168 We do the ifndef check to allow this value to easier be changed at build
169 time for those who feel adventurous. The practical minimum is about
170 400 bytes since libcurl uses a buffer of this size as a scratch area
171 (unrelated to network send operations). */
172 #define CURL_MAX_WRITE_SIZE 16384
175 #ifndef CURL_MAX_HTTP_HEADER
176 /* The only reason to have a max limit for this is to avoid the risk of a bad
177 server feeding libcurl with a never-ending header that will cause reallocs
179 #define CURL_MAX_HTTP_HEADER (100*1024)
182 /* This is a magic return code for the write callback that, when returned,
183 will signal libcurl to pause receiving on the current transfer. */
184 #define CURL_WRITEFUNC_PAUSE 0x10000001
186 typedef size_t (*curl_write_callback)(char *buffer,
193 /* enumeration of file types */
195 CURLFILETYPE_FILE = 0,
196 CURLFILETYPE_DIRECTORY,
197 CURLFILETYPE_SYMLINK,
198 CURLFILETYPE_DEVICE_BLOCK,
199 CURLFILETYPE_DEVICE_CHAR,
200 CURLFILETYPE_NAMEDPIPE,
202 CURLFILETYPE_DOOR, /* is possible only on Sun Solaris now */
204 CURLFILETYPE_UNKNOWN /* should never occur */
207 #define CURLFINFOFLAG_KNOWN_FILENAME (1<<0)
208 #define CURLFINFOFLAG_KNOWN_FILETYPE (1<<1)
209 #define CURLFINFOFLAG_KNOWN_TIME (1<<2)
210 #define CURLFINFOFLAG_KNOWN_PERM (1<<3)
211 #define CURLFINFOFLAG_KNOWN_UID (1<<4)
212 #define CURLFINFOFLAG_KNOWN_GID (1<<5)
213 #define CURLFINFOFLAG_KNOWN_SIZE (1<<6)
214 #define CURLFINFOFLAG_KNOWN_HLINKCOUNT (1<<7)
216 /* Content of this structure depends on information which is known and is
217 achievable (e.g. by FTP LIST parsing). Please see the url_easy_setopt(3) man
218 page for callbacks returning this structure -- some fields are mandatory,
219 some others are optional. The FLAG field has special meaning. */
220 struct curl_fileinfo {
222 curlfiletype filetype;
231 /* If some of these fields is not NULL, it is a pointer to b_data. */
236 char *target; /* pointer to the target filename of a symlink */
241 /* used internally */
247 /* return codes for CURLOPT_CHUNK_BGN_FUNCTION */
248 #define CURL_CHUNK_BGN_FUNC_OK 0
249 #define CURL_CHUNK_BGN_FUNC_FAIL 1 /* tell the lib to end the task */
250 #define CURL_CHUNK_BGN_FUNC_SKIP 2 /* skip this chunk over */
252 /* if splitting of data transfer is enabled, this callback is called before
253 download of an individual chunk started. Note that parameter "remains" works
254 only for FTP wildcard downloading (for now), otherwise is not used */
255 typedef long (*curl_chunk_bgn_callback)(const void *transfer_info,
259 /* return codes for CURLOPT_CHUNK_END_FUNCTION */
260 #define CURL_CHUNK_END_FUNC_OK 0
261 #define CURL_CHUNK_END_FUNC_FAIL 1 /* tell the lib to end the task */
263 /* If splitting of data transfer is enabled this callback is called after
264 download of an individual chunk finished.
265 Note! After this callback was set then it have to be called FOR ALL chunks.
266 Even if downloading of this chunk was skipped in CHUNK_BGN_FUNC.
267 This is the reason why we don't need "transfer_info" parameter in this
268 callback and we are not interested in "remains" parameter too. */
269 typedef long (*curl_chunk_end_callback)(void *ptr);
271 /* return codes for FNMATCHFUNCTION */
272 #define CURL_FNMATCHFUNC_MATCH 0 /* string corresponds to the pattern */
273 #define CURL_FNMATCHFUNC_NOMATCH 1 /* pattern doesn't match the string */
274 #define CURL_FNMATCHFUNC_FAIL 2 /* an error occurred */
276 /* callback type for wildcard downloading pattern matching. If the
277 string matches the pattern, return CURL_FNMATCHFUNC_MATCH value, etc. */
278 typedef int (*curl_fnmatch_callback)(void *ptr,
282 /* These are the return codes for the seek callbacks */
283 #define CURL_SEEKFUNC_OK 0
284 #define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */
285 #define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so
286 libcurl might try other means instead */
287 typedef int (*curl_seek_callback)(void *instream,
289 int origin); /* 'whence' */
291 /* This is a return code for the read callback that, when returned, will
292 signal libcurl to immediately abort the current transfer. */
293 #define CURL_READFUNC_ABORT 0x10000000
294 /* This is a return code for the read callback that, when returned, will
295 signal libcurl to pause sending data on the current transfer. */
296 #define CURL_READFUNC_PAUSE 0x10000001
298 typedef size_t (*curl_read_callback)(char *buffer,
304 CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
305 CURLSOCKTYPE_ACCEPT, /* socket created by accept() call */
306 CURLSOCKTYPE_LAST /* never use */
309 /* The return code from the sockopt_callback can signal information back
311 #define CURL_SOCKOPT_OK 0
312 #define CURL_SOCKOPT_ERROR 1 /* causes libcurl to abort and return
313 CURLE_ABORTED_BY_CALLBACK */
314 #define CURL_SOCKOPT_ALREADY_CONNECTED 2
316 typedef int (*curl_sockopt_callback)(void *clientp,
317 curl_socket_t curlfd,
318 curlsocktype purpose);
320 struct curl_sockaddr {
324 unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it
325 turned really ugly and painful on the systems that
327 struct sockaddr addr;
330 typedef curl_socket_t
331 (*curl_opensocket_callback)(void *clientp,
332 curlsocktype purpose,
333 struct curl_sockaddr *address);
336 (*curl_closesocket_callback)(void *clientp, curl_socket_t item);
339 CURLIOE_OK, /* I/O operation successful */
340 CURLIOE_UNKNOWNCMD, /* command was unknown to callback */
341 CURLIOE_FAILRESTART, /* failed to restart the read */
342 CURLIOE_LAST /* never use */
346 CURLIOCMD_NOP, /* no operation */
347 CURLIOCMD_RESTARTREAD, /* restart the read stream from start */
348 CURLIOCMD_LAST /* never use */
351 typedef curlioerr (*curl_ioctl_callback)(CURL *handle,
356 * The following typedef's are signatures of malloc, free, realloc, strdup and
357 * calloc respectively. Function pointers of these types can be passed to the
358 * curl_global_init_mem() function to set user defined memory management
361 typedef void *(*curl_malloc_callback)(size_t size);
362 typedef void (*curl_free_callback)(void *ptr);
363 typedef void *(*curl_realloc_callback)(void *ptr, size_t size);
364 typedef char *(*curl_strdup_callback)(const char *str);
365 typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size);
367 /* the kind of data that is passed to information_callback*/
370 CURLINFO_HEADER_IN, /* 1 */
371 CURLINFO_HEADER_OUT, /* 2 */
372 CURLINFO_DATA_IN, /* 3 */
373 CURLINFO_DATA_OUT, /* 4 */
374 CURLINFO_SSL_DATA_IN, /* 5 */
375 CURLINFO_SSL_DATA_OUT, /* 6 */
379 typedef int (*curl_debug_callback)
380 (CURL *handle, /* the handle/transfer this concerns */
381 curl_infotype type, /* what kind of data */
382 char *data, /* points to the data */
383 size_t size, /* size of the data pointed to */
384 void *userptr); /* whatever the user please */
386 /* All possible error codes from all sorts of curl functions. Future versions
387 may return other values, stay prepared.
389 Always add new return codes last. Never *EVER* remove any. The return
390 codes must remain the same!
395 CURLE_UNSUPPORTED_PROTOCOL, /* 1 */
396 CURLE_FAILED_INIT, /* 2 */
397 CURLE_URL_MALFORMAT, /* 3 */
398 CURLE_NOT_BUILT_IN, /* 4 - [was obsoleted in August 2007 for
399 7.17.0, reused in April 2011 for 7.21.5] */
400 CURLE_COULDNT_RESOLVE_PROXY, /* 5 */
401 CURLE_COULDNT_RESOLVE_HOST, /* 6 */
402 CURLE_COULDNT_CONNECT, /* 7 */
403 CURLE_FTP_WEIRD_SERVER_REPLY, /* 8 */
404 CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server
405 due to lack of access - when login fails
406 this is not returned. */
407 CURLE_FTP_ACCEPT_FAILED, /* 10 - [was obsoleted in April 2006 for
408 7.15.4, reused in Dec 2011 for 7.24.0]*/
409 CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */
410 CURLE_FTP_ACCEPT_TIMEOUT, /* 12 - timeout occurred accepting server
411 [was obsoleted in August 2007 for 7.17.0,
412 reused in Dec 2011 for 7.24.0]*/
413 CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */
414 CURLE_FTP_WEIRD_227_FORMAT, /* 14 */
415 CURLE_FTP_CANT_GET_HOST, /* 15 */
416 CURLE_OBSOLETE16, /* 16 - NOT USED */
417 CURLE_FTP_COULDNT_SET_TYPE, /* 17 */
418 CURLE_PARTIAL_FILE, /* 18 */
419 CURLE_FTP_COULDNT_RETR_FILE, /* 19 */
420 CURLE_OBSOLETE20, /* 20 - NOT USED */
421 CURLE_QUOTE_ERROR, /* 21 - quote command failure */
422 CURLE_HTTP_RETURNED_ERROR, /* 22 */
423 CURLE_WRITE_ERROR, /* 23 */
424 CURLE_OBSOLETE24, /* 24 - NOT USED */
425 CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */
426 CURLE_READ_ERROR, /* 26 - couldn't open/read from file */
427 CURLE_OUT_OF_MEMORY, /* 27 */
428 /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error
429 instead of a memory allocation error if CURL_DOES_CONVERSIONS
432 CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */
433 CURLE_OBSOLETE29, /* 29 - NOT USED */
434 CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */
435 CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */
436 CURLE_OBSOLETE32, /* 32 - NOT USED */
437 CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */
438 CURLE_HTTP_POST_ERROR, /* 34 */
439 CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */
440 CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */
441 CURLE_FILE_COULDNT_READ_FILE, /* 37 */
442 CURLE_LDAP_CANNOT_BIND, /* 38 */
443 CURLE_LDAP_SEARCH_FAILED, /* 39 */
444 CURLE_OBSOLETE40, /* 40 - NOT USED */
445 CURLE_FUNCTION_NOT_FOUND, /* 41 */
446 CURLE_ABORTED_BY_CALLBACK, /* 42 */
447 CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */
448 CURLE_OBSOLETE44, /* 44 - NOT USED */
449 CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */
450 CURLE_OBSOLETE46, /* 46 - NOT USED */
451 CURLE_TOO_MANY_REDIRECTS , /* 47 - catch endless re-direct loops */
452 CURLE_UNKNOWN_OPTION, /* 48 - User specified an unknown option */
453 CURLE_TELNET_OPTION_SYNTAX , /* 49 - Malformed telnet option */
454 CURLE_OBSOLETE50, /* 50 - NOT USED */
455 CURLE_PEER_FAILED_VERIFICATION, /* 51 - peer's certificate or fingerprint
456 wasn't verified fine */
457 CURLE_GOT_NOTHING, /* 52 - when this is a specific error */
458 CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */
459 CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as
461 CURLE_SEND_ERROR, /* 55 - failed sending network data */
462 CURLE_RECV_ERROR, /* 56 - failure in receiving network data */
463 CURLE_OBSOLETE57, /* 57 - NOT IN USE */
464 CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */
465 CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */
466 CURLE_SSL_CACERT, /* 60 - problem with the CA cert (path?) */
467 CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized/bad encoding */
468 CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */
469 CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */
470 CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */
471 CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind
473 CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */
474 CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not
475 accepted and we failed to login */
476 CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */
477 CURLE_TFTP_PERM, /* 69 - permission problem on server */
478 CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */
479 CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */
480 CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */
481 CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */
482 CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */
483 CURLE_CONV_FAILED, /* 75 - conversion failed */
484 CURLE_CONV_REQD, /* 76 - caller must register conversion
485 callbacks using curl_easy_setopt options
486 CURLOPT_CONV_FROM_NETWORK_FUNCTION,
487 CURLOPT_CONV_TO_NETWORK_FUNCTION, and
488 CURLOPT_CONV_FROM_UTF8_FUNCTION */
489 CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing
491 CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */
492 CURLE_SSH, /* 79 - error from the SSH layer, somewhat
493 generic so the error message will be of
494 interest when this has happened */
496 CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL
498 CURLE_AGAIN, /* 81 - socket is not ready for send/recv,
499 wait till it's ready and try again (Added
501 CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or
502 wrong format (Added in 7.19.0) */
503 CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in
505 CURLE_FTP_PRET_FAILED, /* 84 - a PRET command failed */
506 CURLE_RTSP_CSEQ_ERROR, /* 85 - mismatch of RTSP CSeq numbers */
507 CURLE_RTSP_SESSION_ERROR, /* 86 - mismatch of RTSP Session Ids */
508 CURLE_FTP_BAD_FILE_LIST, /* 87 - unable to parse FTP file list */
509 CURLE_CHUNK_FAILED, /* 88 - chunk callback reported error */
510 CURLE_NO_CONNECTION_AVAILABLE, /* 89 - No connection available, the
511 session will be queued */
512 CURL_LAST /* never use! */
515 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
516 the obsolete stuff removed! */
518 /* Previously obsoletes error codes re-used in 7.24.0 */
519 #define CURLE_OBSOLETE10 CURLE_FTP_ACCEPT_FAILED
520 #define CURLE_OBSOLETE12 CURLE_FTP_ACCEPT_TIMEOUT
522 /* compatibility with older names */
523 #define CURLOPT_ENCODING CURLOPT_ACCEPT_ENCODING
525 /* The following were added in 7.21.5, April 2011 */
526 #define CURLE_UNKNOWN_TELNET_OPTION CURLE_UNKNOWN_OPTION
528 /* The following were added in 7.17.1 */
529 /* These are scheduled to disappear by 2009 */
530 #define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION
532 /* The following were added in 7.17.0 */
533 /* These are scheduled to disappear by 2009 */
534 #define CURLE_OBSOLETE CURLE_OBSOLETE50 /* no one should be using this! */
535 #define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46
536 #define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44
537 #define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10
538 #define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16
539 #define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32
540 #define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29
541 #define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12
542 #define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20
543 #define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40
544 #define CURLE_MALFORMAT_USER CURLE_OBSOLETE24
545 #define CURLE_SHARE_IN_USE CURLE_OBSOLETE57
546 #define CURLE_URL_MALFORMAT_USER CURLE_NOT_BUILT_IN
548 #define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED
549 #define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE
550 #define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR
551 #define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL
552 #define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS
553 #define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR
554 #define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED
556 /* The following were added earlier */
558 #define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT
560 #define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR
561 #define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED
562 #define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED
564 #define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE
565 #define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME
567 /* This was the error code 50 in 7.7.3 and a few earlier versions, this
568 is no longer used by libcurl but is instead #defined here only to not
569 make programs break */
570 #define CURLE_ALREADY_COMPLETE 99999
572 #endif /*!CURL_NO_OLDIES*/
574 /* This prototype applies to all conversion callbacks */
575 typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length);
577 typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */
578 void *ssl_ctx, /* actually an
583 CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use
585 CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT
587 CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already
589 CURLPROXY_SOCKS5 = 5, /* added in 7.10 */
590 CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */
591 CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the
592 host name rather than the IP address. added
594 } curl_proxytype; /* this enum was added in 7.10 */
597 * Bitmasks for CURLOPT_HTTPAUTH and CURLOPT_PROXYAUTH options:
599 * CURLAUTH_NONE - No HTTP authentication
600 * CURLAUTH_BASIC - HTTP Basic authentication (default)
601 * CURLAUTH_DIGEST - HTTP Digest authentication
602 * CURLAUTH_GSSNEGOTIATE - HTTP GSS-Negotiate authentication
603 * CURLAUTH_NTLM - HTTP NTLM authentication
604 * CURLAUTH_DIGEST_IE - HTTP Digest authentication with IE flavour
605 * CURLAUTH_NTLM_WB - HTTP NTLM authentication delegated to winbind helper
606 * CURLAUTH_ONLY - Use together with a single other type to force no
607 * authentication or just that single type
608 * CURLAUTH_ANY - All fine types set
609 * CURLAUTH_ANYSAFE - All fine types except Basic
612 #define CURLAUTH_NONE ((unsigned long)0)
613 #define CURLAUTH_BASIC (((unsigned long)1)<<0)
614 #define CURLAUTH_DIGEST (((unsigned long)1)<<1)
615 #define CURLAUTH_GSSNEGOTIATE (((unsigned long)1)<<2)
616 #define CURLAUTH_NTLM (((unsigned long)1)<<3)
617 #define CURLAUTH_DIGEST_IE (((unsigned long)1)<<4)
618 #define CURLAUTH_NTLM_WB (((unsigned long)1)<<5)
619 #define CURLAUTH_ONLY (((unsigned long)1)<<31)
620 #define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE)
621 #define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE))
623 #define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */
624 #define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */
625 #define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */
626 #define CURLSSH_AUTH_PASSWORD (1<<1) /* password */
627 #define CURLSSH_AUTH_HOST (1<<2) /* host key files */
628 #define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */
629 #define CURLSSH_AUTH_AGENT (1<<4) /* agent (ssh-agent, pageant...) */
630 #define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY
632 #define CURLGSSAPI_DELEGATION_NONE 0 /* no delegation (default) */
633 #define CURLGSSAPI_DELEGATION_POLICY_FLAG (1<<0) /* if permitted by policy */
634 #define CURLGSSAPI_DELEGATION_FLAG (1<<1) /* delegate always */
636 #define CURL_ERROR_SIZE 256
639 const char *key; /* points to a zero-terminated string encoded with base64
640 if len is zero, otherwise to the "raw" data */
650 /* this is the set of return values expected from the curl_sshkeycallback
653 CURLKHSTAT_FINE_ADD_TO_FILE,
655 CURLKHSTAT_REJECT, /* reject the connection, return an error */
656 CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so
657 this causes a CURLE_DEFER error but otherwise the
658 connection will be left intact etc */
659 CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */
662 /* this is the set of status codes pass in to the callback */
664 CURLKHMATCH_OK, /* match */
665 CURLKHMATCH_MISMATCH, /* host found, key mismatch! */
666 CURLKHMATCH_MISSING, /* no matching host/key found */
667 CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */
671 (*curl_sshkeycallback) (CURL *easy, /* easy handle */
672 const struct curl_khkey *knownkey, /* known */
673 const struct curl_khkey *foundkey, /* found */
674 enum curl_khmatch, /* libcurl's view on the keys */
675 void *clientp); /* custom pointer passed from app */
677 /* parameter for the CURLOPT_USE_SSL option */
679 CURLUSESSL_NONE, /* do not attempt to use SSL */
680 CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */
681 CURLUSESSL_CONTROL, /* SSL for the control connection or fail */
682 CURLUSESSL_ALL, /* SSL for all communication or fail */
683 CURLUSESSL_LAST /* not an option, never use */
686 /* Definition of bits for the CURLOPT_SSL_OPTIONS argument: */
688 /* - ALLOW_BEAST tells libcurl to allow the BEAST SSL vulnerability in the
689 name of improving interoperability with older servers. Some SSL libraries
690 have introduced work-arounds for this flaw but those work-arounds sometimes
691 make the SSL communication fail. To regain functionality with those broken
692 servers, a user can this way allow the vulnerability back. */
693 #define CURLSSLOPT_ALLOW_BEAST (1<<0)
695 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
696 the obsolete stuff removed! */
698 /* Backwards compatibility with older names */
699 /* These are scheduled to disappear by 2009 */
701 #define CURLFTPSSL_NONE CURLUSESSL_NONE
702 #define CURLFTPSSL_TRY CURLUSESSL_TRY
703 #define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL
704 #define CURLFTPSSL_ALL CURLUSESSL_ALL
705 #define CURLFTPSSL_LAST CURLUSESSL_LAST
706 #define curl_ftpssl curl_usessl
707 #endif /*!CURL_NO_OLDIES*/
709 /* parameter for the CURLOPT_FTP_SSL_CCC option */
711 CURLFTPSSL_CCC_NONE, /* do not send CCC */
712 CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */
713 CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */
714 CURLFTPSSL_CCC_LAST /* not an option, never use */
717 /* parameter for the CURLOPT_FTPSSLAUTH option */
719 CURLFTPAUTH_DEFAULT, /* let libcurl decide */
720 CURLFTPAUTH_SSL, /* use "AUTH SSL" */
721 CURLFTPAUTH_TLS, /* use "AUTH TLS" */
722 CURLFTPAUTH_LAST /* not an option, never use */
725 /* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */
727 CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */
728 CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD
729 again if MKD succeeded, for SFTP this does
731 CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD
732 again even if MKD failed! */
733 CURLFTP_CREATE_DIR_LAST /* not an option, never use */
736 /* parameter for the CURLOPT_FTP_FILEMETHOD option */
738 CURLFTPMETHOD_DEFAULT, /* let libcurl pick */
739 CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */
740 CURLFTPMETHOD_NOCWD, /* no CWD at all */
741 CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */
742 CURLFTPMETHOD_LAST /* not an option, never use */
745 /* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */
746 #define CURLPROTO_HTTP (1<<0)
747 #define CURLPROTO_HTTPS (1<<1)
748 #define CURLPROTO_FTP (1<<2)
749 #define CURLPROTO_FTPS (1<<3)
750 #define CURLPROTO_SCP (1<<4)
751 #define CURLPROTO_SFTP (1<<5)
752 #define CURLPROTO_TELNET (1<<6)
753 #define CURLPROTO_LDAP (1<<7)
754 #define CURLPROTO_LDAPS (1<<8)
755 #define CURLPROTO_DICT (1<<9)
756 #define CURLPROTO_FILE (1<<10)
757 #define CURLPROTO_TFTP (1<<11)
758 #define CURLPROTO_IMAP (1<<12)
759 #define CURLPROTO_IMAPS (1<<13)
760 #define CURLPROTO_POP3 (1<<14)
761 #define CURLPROTO_POP3S (1<<15)
762 #define CURLPROTO_SMTP (1<<16)
763 #define CURLPROTO_SMTPS (1<<17)
764 #define CURLPROTO_RTSP (1<<18)
765 #define CURLPROTO_RTMP (1<<19)
766 #define CURLPROTO_RTMPT (1<<20)
767 #define CURLPROTO_RTMPE (1<<21)
768 #define CURLPROTO_RTMPTE (1<<22)
769 #define CURLPROTO_RTMPS (1<<23)
770 #define CURLPROTO_RTMPTS (1<<24)
771 #define CURLPROTO_GOPHER (1<<25)
772 #define CURLPROTO_ALL (~0) /* enable everything */
774 /* long may be 32 or 64 bits, but we should never depend on anything else
776 #define CURLOPTTYPE_LONG 0
777 #define CURLOPTTYPE_OBJECTPOINT 10000
778 #define CURLOPTTYPE_FUNCTIONPOINT 20000
779 #define CURLOPTTYPE_OFF_T 30000
781 /* name is uppercase CURLOPT_<name>,
782 type is one of the defined CURLOPTTYPE_<type>
783 number is unique identifier */
789 #define CINIT(na,t,nu) CURLOPT_ ## na = CURLOPTTYPE_ ## t + nu
791 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
792 #define LONG CURLOPTTYPE_LONG
793 #define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT
794 #define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT
795 #define OFF_T CURLOPTTYPE_OFF_T
796 #define CINIT(name,type,number) CURLOPT_/**/name = type + number
800 * This macro-mania below setups the CURLOPT_[what] enum, to be used with
801 * curl_easy_setopt(). The first argument in the CINIT() macro is the [what]
806 /* This is the FILE * or void * the regular output should be written to. */
807 CINIT(FILE, OBJECTPOINT, 1),
809 /* The full URL to get/put */
810 CINIT(URL, OBJECTPOINT, 2),
812 /* Port number to connect to, if other than default. */
813 CINIT(PORT, LONG, 3),
815 /* Name of proxy to use. */
816 CINIT(PROXY, OBJECTPOINT, 4),
818 /* "name:password" to use when fetching. */
819 CINIT(USERPWD, OBJECTPOINT, 5),
821 /* "name:password" to use with proxy. */
822 CINIT(PROXYUSERPWD, OBJECTPOINT, 6),
824 /* Range to get, specified as an ASCII string. */
825 CINIT(RANGE, OBJECTPOINT, 7),
829 /* Specified file stream to upload from (use as input): */
830 CINIT(INFILE, OBJECTPOINT, 9),
832 /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE
833 * bytes big. If this is not used, error messages go to stderr instead: */
834 CINIT(ERRORBUFFER, OBJECTPOINT, 10),
836 /* Function that will be called to store the output (instead of fwrite). The
837 * parameters will use fwrite() syntax, make sure to follow them. */
838 CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11),
840 /* Function that will be called to read the input (instead of fread). The
841 * parameters will use fread() syntax, make sure to follow them. */
842 CINIT(READFUNCTION, FUNCTIONPOINT, 12),
844 /* Time-out the read operation after this amount of seconds */
845 CINIT(TIMEOUT, LONG, 13),
847 /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about
848 * how large the file being sent really is. That allows better error
849 * checking and better verifies that the upload was successful. -1 means
852 * For large file support, there is also a _LARGE version of the key
853 * which takes an off_t type, allowing platforms with larger off_t
854 * sizes to handle larger files. See below for INFILESIZE_LARGE.
856 CINIT(INFILESIZE, LONG, 14),
858 /* POST static input fields. */
859 CINIT(POSTFIELDS, OBJECTPOINT, 15),
861 /* Set the referrer page (needed by some CGIs) */
862 CINIT(REFERER, OBJECTPOINT, 16),
864 /* Set the FTP PORT string (interface name, named or numerical IP address)
865 Use i.e '-' to use default address. */
866 CINIT(FTPPORT, OBJECTPOINT, 17),
868 /* Set the User-Agent string (examined by some CGIs) */
869 CINIT(USERAGENT, OBJECTPOINT, 18),
871 /* If the download receives less than "low speed limit" bytes/second
872 * during "low speed time" seconds, the operations is aborted.
873 * You could i.e if you have a pretty high speed connection, abort if
874 * it is less than 2000 bytes/sec during 20 seconds.
877 /* Set the "low speed limit" */
878 CINIT(LOW_SPEED_LIMIT, LONG, 19),
880 /* Set the "low speed time" */
881 CINIT(LOW_SPEED_TIME, LONG, 20),
883 /* Set the continuation offset.
885 * Note there is also a _LARGE version of this key which uses
886 * off_t types, allowing for large file offsets on platforms which
887 * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE.
889 CINIT(RESUME_FROM, LONG, 21),
891 /* Set cookie in request: */
892 CINIT(COOKIE, OBJECTPOINT, 22),
894 /* This points to a linked list of headers, struct curl_slist kind */
895 CINIT(HTTPHEADER, OBJECTPOINT, 23),
897 /* This points to a linked list of post entries, struct curl_httppost */
898 CINIT(HTTPPOST, OBJECTPOINT, 24),
900 /* name of the file keeping your private SSL-certificate */
901 CINIT(SSLCERT, OBJECTPOINT, 25),
903 /* password for the SSL or SSH private key */
904 CINIT(KEYPASSWD, OBJECTPOINT, 26),
906 /* send TYPE parameter? */
907 CINIT(CRLF, LONG, 27),
909 /* send linked-list of QUOTE commands */
910 CINIT(QUOTE, OBJECTPOINT, 28),
912 /* send FILE * or void * to store headers to, if you use a callback it
913 is simply passed to the callback unmodified */
914 CINIT(WRITEHEADER, OBJECTPOINT, 29),
916 /* point to a file to read the initial cookies from, also enables
917 "cookie awareness" */
918 CINIT(COOKIEFILE, OBJECTPOINT, 31),
920 /* What version to specifically try to use.
921 See CURL_SSLVERSION defines below. */
922 CINIT(SSLVERSION, LONG, 32),
924 /* What kind of HTTP time condition to use, see defines */
925 CINIT(TIMECONDITION, LONG, 33),
927 /* Time to use with the above condition. Specified in number of seconds
929 CINIT(TIMEVALUE, LONG, 34),
933 /* Custom request, for customizing the get command like
934 HTTP: DELETE, TRACE and others
935 FTP: to use a different list command
937 CINIT(CUSTOMREQUEST, OBJECTPOINT, 36),
939 /* HTTP request, for odd commands like DELETE, TRACE and others */
940 CINIT(STDERR, OBJECTPOINT, 37),
944 /* send linked-list of post-transfer QUOTE commands */
945 CINIT(POSTQUOTE, OBJECTPOINT, 39),
947 CINIT(WRITEINFO, OBJECTPOINT, 40), /* DEPRECATED, do not use! */
949 CINIT(VERBOSE, LONG, 41), /* talk a lot */
950 CINIT(HEADER, LONG, 42), /* throw the header out too */
951 CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */
952 CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */
953 CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 300 */
954 CINIT(UPLOAD, LONG, 46), /* this is an upload */
955 CINIT(POST, LONG, 47), /* HTTP POST method */
956 CINIT(DIRLISTONLY, LONG, 48), /* bare names when listing directories */
958 CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */
960 /* Specify whether to read the user+password from the .netrc or the URL.
961 * This must be one of the CURL_NETRC_* enums below. */
962 CINIT(NETRC, LONG, 51),
964 CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */
966 CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */
967 CINIT(PUT, LONG, 54), /* HTTP PUT */
971 /* Function that will be called instead of the internal progress display
972 * function. This function should be defined as the curl_progress_callback
973 * prototype defines. */
974 CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56),
976 /* Data passed to the progress callback */
977 CINIT(PROGRESSDATA, OBJECTPOINT, 57),
979 /* We want the referrer field set automatically when following locations */
980 CINIT(AUTOREFERER, LONG, 58),
982 /* Port of the proxy, can be set in the proxy string as well with:
984 CINIT(PROXYPORT, LONG, 59),
986 /* size of the POST input data, if strlen() is not good to use */
987 CINIT(POSTFIELDSIZE, LONG, 60),
989 /* tunnel non-http operations through a HTTP proxy */
990 CINIT(HTTPPROXYTUNNEL, LONG, 61),
992 /* Set the interface string to use as outgoing network interface */
993 CINIT(INTERFACE, OBJECTPOINT, 62),
995 /* Set the krb4/5 security level, this also enables krb4/5 awareness. This
996 * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string
997 * is set but doesn't match one of these, 'private' will be used. */
998 CINIT(KRBLEVEL, OBJECTPOINT, 63),
1000 /* Set if we should verify the peer in ssl handshake, set 1 to verify. */
1001 CINIT(SSL_VERIFYPEER, LONG, 64),
1003 /* The CApath or CAfile used to validate the peer certificate
1004 this option is used only if SSL_VERIFYPEER is true */
1005 CINIT(CAINFO, OBJECTPOINT, 65),
1010 /* Maximum number of http redirects to follow */
1011 CINIT(MAXREDIRS, LONG, 68),
1013 /* Pass a long set to 1 to get the date of the requested document (if
1014 possible)! Pass a zero to shut it off. */
1015 CINIT(FILETIME, LONG, 69),
1017 /* This points to a linked list of telnet options */
1018 CINIT(TELNETOPTIONS, OBJECTPOINT, 70),
1020 /* Max amount of cached alive connections */
1021 CINIT(MAXCONNECTS, LONG, 71),
1023 CINIT(CLOSEPOLICY, LONG, 72), /* DEPRECATED, do not use! */
1027 /* Set to explicitly use a new connection for the upcoming transfer.
1028 Do not use this unless you're absolutely sure of this, as it makes the
1029 operation slower and is less friendly for the network. */
1030 CINIT(FRESH_CONNECT, LONG, 74),
1032 /* Set to explicitly forbid the upcoming transfer's connection to be re-used
1033 when done. Do not use this unless you're absolutely sure of this, as it
1034 makes the operation slower and is less friendly for the network. */
1035 CINIT(FORBID_REUSE, LONG, 75),
1037 /* Set to a file name that contains random data for libcurl to use to
1038 seed the random engine when doing SSL connects. */
1039 CINIT(RANDOM_FILE, OBJECTPOINT, 76),
1041 /* Set to the Entropy Gathering Daemon socket pathname */
1042 CINIT(EGDSOCKET, OBJECTPOINT, 77),
1044 /* Time-out connect operations after this amount of seconds, if connects are
1045 OK within this time, then fine... This only aborts the connect phase. */
1046 CINIT(CONNECTTIMEOUT, LONG, 78),
1048 /* Function that will be called to store headers (instead of fwrite). The
1049 * parameters will use fwrite() syntax, make sure to follow them. */
1050 CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79),
1052 /* Set this to force the HTTP request to get back to GET. Only really usable
1053 if POST, PUT or a custom request have been used first.
1055 CINIT(HTTPGET, LONG, 80),
1057 /* Set if we should verify the Common name from the peer certificate in ssl
1058 * handshake, set 1 to check existence, 2 to ensure that it matches the
1059 * provided hostname. */
1060 CINIT(SSL_VERIFYHOST, LONG, 81),
1062 /* Specify which file name to write all known cookies in after completed
1063 operation. Set file name to "-" (dash) to make it go to stdout. */
1064 CINIT(COOKIEJAR, OBJECTPOINT, 82),
1066 /* Specify which SSL ciphers to use */
1067 CINIT(SSL_CIPHER_LIST, OBJECTPOINT, 83),
1069 /* Specify which HTTP version to use! This must be set to one of the
1070 CURL_HTTP_VERSION* enums set below. */
1071 CINIT(HTTP_VERSION, LONG, 84),
1073 /* Specifically switch on or off the FTP engine's use of the EPSV command. By
1074 default, that one will always be attempted before the more traditional
1076 CINIT(FTP_USE_EPSV, LONG, 85),
1078 /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */
1079 CINIT(SSLCERTTYPE, OBJECTPOINT, 86),
1081 /* name of the file keeping your private SSL-key */
1082 CINIT(SSLKEY, OBJECTPOINT, 87),
1084 /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */
1085 CINIT(SSLKEYTYPE, OBJECTPOINT, 88),
1087 /* crypto engine for the SSL-sub system */
1088 CINIT(SSLENGINE, OBJECTPOINT, 89),
1090 /* set the crypto engine for the SSL-sub system as default
1091 the param has no meaning...
1093 CINIT(SSLENGINE_DEFAULT, LONG, 90),
1095 /* Non-zero value means to use the global dns cache */
1096 CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* DEPRECATED, do not use! */
1098 /* DNS cache timeout */
1099 CINIT(DNS_CACHE_TIMEOUT, LONG, 92),
1101 /* send linked-list of pre-transfer QUOTE commands */
1102 CINIT(PREQUOTE, OBJECTPOINT, 93),
1104 /* set the debug function */
1105 CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94),
1107 /* set the data for the debug function */
1108 CINIT(DEBUGDATA, OBJECTPOINT, 95),
1110 /* mark this as start of a cookie session */
1111 CINIT(COOKIESESSION, LONG, 96),
1113 /* The CApath directory used to validate the peer certificate
1114 this option is used only if SSL_VERIFYPEER is true */
1115 CINIT(CAPATH, OBJECTPOINT, 97),
1117 /* Instruct libcurl to use a smaller receive buffer */
1118 CINIT(BUFFERSIZE, LONG, 98),
1120 /* Instruct libcurl to not use any signal/alarm handlers, even when using
1121 timeouts. This option is useful for multi-threaded applications.
1122 See libcurl-the-guide for more background information. */
1123 CINIT(NOSIGNAL, LONG, 99),
1125 /* Provide a CURLShare for mutexing non-ts data */
1126 CINIT(SHARE, OBJECTPOINT, 100),
1128 /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default),
1129 CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5. */
1130 CINIT(PROXYTYPE, LONG, 101),
1132 /* Set the Accept-Encoding string. Use this to tell a server you would like
1133 the response to be compressed. Before 7.21.6, this was known as
1135 CINIT(ACCEPT_ENCODING, OBJECTPOINT, 102),
1137 /* Set pointer to private data */
1138 CINIT(PRIVATE, OBJECTPOINT, 103),
1140 /* Set aliases for HTTP 200 in the HTTP Response header */
1141 CINIT(HTTP200ALIASES, OBJECTPOINT, 104),
1143 /* Continue to send authentication (user+password) when following locations,
1144 even when hostname changed. This can potentially send off the name
1145 and password to whatever host the server decides. */
1146 CINIT(UNRESTRICTED_AUTH, LONG, 105),
1148 /* Specifically switch on or off the FTP engine's use of the EPRT command (
1149 it also disables the LPRT attempt). By default, those ones will always be
1150 attempted before the good old traditional PORT command. */
1151 CINIT(FTP_USE_EPRT, LONG, 106),
1153 /* Set this to a bitmask value to enable the particular authentications
1154 methods you like. Use this in combination with CURLOPT_USERPWD.
1155 Note that setting multiple bits may cause extra network round-trips. */
1156 CINIT(HTTPAUTH, LONG, 107),
1158 /* Set the ssl context callback function, currently only for OpenSSL ssl_ctx
1159 in second argument. The function must be matching the
1160 curl_ssl_ctx_callback proto. */
1161 CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108),
1163 /* Set the userdata for the ssl context callback function's third
1165 CINIT(SSL_CTX_DATA, OBJECTPOINT, 109),
1167 /* FTP Option that causes missing dirs to be created on the remote server.
1168 In 7.19.4 we introduced the convenience enums for this option using the
1169 CURLFTP_CREATE_DIR prefix.
1171 CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110),
1173 /* Set this to a bitmask value to enable the particular authentications
1174 methods you like. Use this in combination with CURLOPT_PROXYUSERPWD.
1175 Note that setting multiple bits may cause extra network round-trips. */
1176 CINIT(PROXYAUTH, LONG, 111),
1178 /* FTP option that changes the timeout, in seconds, associated with
1179 getting a response. This is different from transfer timeout time and
1180 essentially places a demand on the FTP server to acknowledge commands
1181 in a timely manner. */
1182 CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112),
1183 #define CURLOPT_SERVER_RESPONSE_TIMEOUT CURLOPT_FTP_RESPONSE_TIMEOUT
1185 /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to
1186 tell libcurl to resolve names to those IP versions only. This only has
1187 affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */
1188 CINIT(IPRESOLVE, LONG, 113),
1190 /* Set this option to limit the size of a file that will be downloaded from
1191 an HTTP or FTP server.
1193 Note there is also _LARGE version which adds large file support for
1194 platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */
1195 CINIT(MAXFILESIZE, LONG, 114),
1197 /* See the comment for INFILESIZE above, but in short, specifies
1198 * the size of the file being uploaded. -1 means unknown.
1200 CINIT(INFILESIZE_LARGE, OFF_T, 115),
1202 /* Sets the continuation offset. There is also a LONG version of this;
1203 * look above for RESUME_FROM.
1205 CINIT(RESUME_FROM_LARGE, OFF_T, 116),
1207 /* Sets the maximum size of data that will be downloaded from
1208 * an HTTP or FTP server. See MAXFILESIZE above for the LONG version.
1210 CINIT(MAXFILESIZE_LARGE, OFF_T, 117),
1212 /* Set this option to the file name of your .netrc file you want libcurl
1213 to parse (using the CURLOPT_NETRC option). If not set, libcurl will do
1214 a poor attempt to find the user's home directory and check for a .netrc
1216 CINIT(NETRC_FILE, OBJECTPOINT, 118),
1218 /* Enable SSL/TLS for FTP, pick one of:
1219 CURLUSESSL_TRY - try using SSL, proceed anyway otherwise
1220 CURLUSESSL_CONTROL - SSL for the control connection or fail
1221 CURLUSESSL_ALL - SSL for all communication or fail
1223 CINIT(USE_SSL, LONG, 119),
1225 /* The _LARGE version of the standard POSTFIELDSIZE option */
1226 CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120),
1228 /* Enable/disable the TCP Nagle algorithm */
1229 CINIT(TCP_NODELAY, LONG, 121),
1231 /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1232 /* 123 OBSOLETE. Gone in 7.16.0 */
1233 /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1234 /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1235 /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1236 /* 127 OBSOLETE. Gone in 7.16.0 */
1237 /* 128 OBSOLETE. Gone in 7.16.0 */
1239 /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option
1240 can be used to change libcurl's default action which is to first try
1241 "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK
1242 response has been received.
1244 Available parameters are:
1245 CURLFTPAUTH_DEFAULT - let libcurl decide
1246 CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS
1247 CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL
1249 CINIT(FTPSSLAUTH, LONG, 129),
1251 CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130),
1252 CINIT(IOCTLDATA, OBJECTPOINT, 131),
1254 /* 132 OBSOLETE. Gone in 7.16.0 */
1255 /* 133 OBSOLETE. Gone in 7.16.0 */
1257 /* zero terminated string for pass on to the FTP server when asked for
1259 CINIT(FTP_ACCOUNT, OBJECTPOINT, 134),
1261 /* feed cookies into cookie engine */
1262 CINIT(COOKIELIST, OBJECTPOINT, 135),
1264 /* ignore Content-Length */
1265 CINIT(IGNORE_CONTENT_LENGTH, LONG, 136),
1267 /* Set to non-zero to skip the IP address received in a 227 PASV FTP server
1268 response. Typically used for FTP-SSL purposes but is not restricted to
1269 that. libcurl will then instead use the same IP address it used for the
1270 control connection. */
1271 CINIT(FTP_SKIP_PASV_IP, LONG, 137),
1273 /* Select "file method" to use when doing FTP, see the curl_ftpmethod
1275 CINIT(FTP_FILEMETHOD, LONG, 138),
1277 /* Local port number to bind the socket to */
1278 CINIT(LOCALPORT, LONG, 139),
1280 /* Number of ports to try, including the first one set with LOCALPORT.
1281 Thus, setting it to 1 will make no additional attempts but the first.
1283 CINIT(LOCALPORTRANGE, LONG, 140),
1285 /* no transfer, set up connection and let application use the socket by
1286 extracting it with CURLINFO_LASTSOCKET */
1287 CINIT(CONNECT_ONLY, LONG, 141),
1289 /* Function that will be called to convert from the
1290 network encoding (instead of using the iconv calls in libcurl) */
1291 CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142),
1293 /* Function that will be called to convert to the
1294 network encoding (instead of using the iconv calls in libcurl) */
1295 CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143),
1297 /* Function that will be called to convert from UTF8
1298 (instead of using the iconv calls in libcurl)
1299 Note that this is used only for SSL certificate processing */
1300 CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144),
1302 /* if the connection proceeds too quickly then need to slow it down */
1303 /* limit-rate: maximum number of bytes per second to send or receive */
1304 CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145),
1305 CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146),
1307 /* Pointer to command string to send if USER/PASS fails. */
1308 CINIT(FTP_ALTERNATIVE_TO_USER, OBJECTPOINT, 147),
1310 /* callback function for setting socket options */
1311 CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148),
1312 CINIT(SOCKOPTDATA, OBJECTPOINT, 149),
1314 /* set to 0 to disable session ID re-use for this transfer, default is
1316 CINIT(SSL_SESSIONID_CACHE, LONG, 150),
1318 /* allowed SSH authentication methods */
1319 CINIT(SSH_AUTH_TYPES, LONG, 151),
1321 /* Used by scp/sftp to do public/private key authentication */
1322 CINIT(SSH_PUBLIC_KEYFILE, OBJECTPOINT, 152),
1323 CINIT(SSH_PRIVATE_KEYFILE, OBJECTPOINT, 153),
1325 /* Send CCC (Clear Command Channel) after authentication */
1326 CINIT(FTP_SSL_CCC, LONG, 154),
1328 /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */
1329 CINIT(TIMEOUT_MS, LONG, 155),
1330 CINIT(CONNECTTIMEOUT_MS, LONG, 156),
1332 /* set to zero to disable the libcurl's decoding and thus pass the raw body
1333 data to the application even when it is encoded/compressed */
1334 CINIT(HTTP_TRANSFER_DECODING, LONG, 157),
1335 CINIT(HTTP_CONTENT_DECODING, LONG, 158),
1337 /* Permission used when creating new files and directories on the remote
1338 server for protocols that support it, SFTP/SCP/FILE */
1339 CINIT(NEW_FILE_PERMS, LONG, 159),
1340 CINIT(NEW_DIRECTORY_PERMS, LONG, 160),
1342 /* Set the behaviour of POST when redirecting. Values must be set to one
1343 of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */
1344 CINIT(POSTREDIR, LONG, 161),
1346 /* used by scp/sftp to verify the host's public key */
1347 CINIT(SSH_HOST_PUBLIC_KEY_MD5, OBJECTPOINT, 162),
1349 /* Callback function for opening socket (instead of socket(2)). Optionally,
1350 callback is able change the address or refuse to connect returning
1351 CURL_SOCKET_BAD. The callback should have type
1352 curl_opensocket_callback */
1353 CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
1354 CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
1356 /* POST volatile input fields. */
1357 CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165),
1359 /* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy */
1360 CINIT(PROXY_TRANSFER_MODE, LONG, 166),
1362 /* Callback function for seeking in the input stream */
1363 CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167),
1364 CINIT(SEEKDATA, OBJECTPOINT, 168),
1367 CINIT(CRLFILE, OBJECTPOINT, 169),
1369 /* Issuer certificate */
1370 CINIT(ISSUERCERT, OBJECTPOINT, 170),
1372 /* (IPv6) Address scope */
1373 CINIT(ADDRESS_SCOPE, LONG, 171),
1375 /* Collect certificate chain info and allow it to get retrievable with
1376 CURLINFO_CERTINFO after the transfer is complete. (Unfortunately) only
1377 working with OpenSSL-powered builds. */
1378 CINIT(CERTINFO, LONG, 172),
1380 /* "name" and "pwd" to use when fetching. */
1381 CINIT(USERNAME, OBJECTPOINT, 173),
1382 CINIT(PASSWORD, OBJECTPOINT, 174),
1384 /* "name" and "pwd" to use with Proxy when fetching. */
1385 CINIT(PROXYUSERNAME, OBJECTPOINT, 175),
1386 CINIT(PROXYPASSWORD, OBJECTPOINT, 176),
1388 /* Comma separated list of hostnames defining no-proxy zones. These should
1389 match both hostnames directly, and hostnames within a domain. For
1390 example, local.com will match local.com and www.local.com, but NOT
1391 notlocal.com or www.notlocal.com. For compatibility with other
1392 implementations of this, .local.com will be considered to be the same as
1393 local.com. A single * is the only valid wildcard, and effectively
1394 disables the use of proxy. */
1395 CINIT(NOPROXY, OBJECTPOINT, 177),
1397 /* block size for TFTP transfers */
1398 CINIT(TFTP_BLKSIZE, LONG, 178),
1401 CINIT(SOCKS5_GSSAPI_SERVICE, OBJECTPOINT, 179),
1404 CINIT(SOCKS5_GSSAPI_NEC, LONG, 180),
1406 /* set the bitmask for the protocols that are allowed to be used for the
1407 transfer, which thus helps the app which takes URLs from users or other
1408 external inputs and want to restrict what protocol(s) to deal
1409 with. Defaults to CURLPROTO_ALL. */
1410 CINIT(PROTOCOLS, LONG, 181),
1412 /* set the bitmask for the protocols that libcurl is allowed to follow to,
1413 as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
1414 to be set in both bitmasks to be allowed to get redirected to. Defaults
1415 to all protocols except FILE and SCP. */
1416 CINIT(REDIR_PROTOCOLS, LONG, 182),
1418 /* set the SSH knownhost file name to use */
1419 CINIT(SSH_KNOWNHOSTS, OBJECTPOINT, 183),
1421 /* set the SSH host key callback, must point to a curl_sshkeycallback
1423 CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184),
1425 /* set the SSH host key callback custom pointer */
1426 CINIT(SSH_KEYDATA, OBJECTPOINT, 185),
1428 /* set the SMTP mail originator */
1429 CINIT(MAIL_FROM, OBJECTPOINT, 186),
1431 /* set the SMTP mail receiver(s) */
1432 CINIT(MAIL_RCPT, OBJECTPOINT, 187),
1434 /* FTP: send PRET before PASV */
1435 CINIT(FTP_USE_PRET, LONG, 188),
1437 /* RTSP request method (OPTIONS, SETUP, PLAY, etc...) */
1438 CINIT(RTSP_REQUEST, LONG, 189),
1440 /* The RTSP session identifier */
1441 CINIT(RTSP_SESSION_ID, OBJECTPOINT, 190),
1443 /* The RTSP stream URI */
1444 CINIT(RTSP_STREAM_URI, OBJECTPOINT, 191),
1446 /* The Transport: header to use in RTSP requests */
1447 CINIT(RTSP_TRANSPORT, OBJECTPOINT, 192),
1449 /* Manually initialize the client RTSP CSeq for this handle */
1450 CINIT(RTSP_CLIENT_CSEQ, LONG, 193),
1452 /* Manually initialize the server RTSP CSeq for this handle */
1453 CINIT(RTSP_SERVER_CSEQ, LONG, 194),
1455 /* The stream to pass to INTERLEAVEFUNCTION. */
1456 CINIT(INTERLEAVEDATA, OBJECTPOINT, 195),
1458 /* Let the application define a custom write method for RTP data */
1459 CINIT(INTERLEAVEFUNCTION, FUNCTIONPOINT, 196),
1461 /* Turn on wildcard matching */
1462 CINIT(WILDCARDMATCH, LONG, 197),
1464 /* Directory matching callback called before downloading of an
1465 individual file (chunk) started */
1466 CINIT(CHUNK_BGN_FUNCTION, FUNCTIONPOINT, 198),
1468 /* Directory matching callback called after the file (chunk)
1469 was downloaded, or skipped */
1470 CINIT(CHUNK_END_FUNCTION, FUNCTIONPOINT, 199),
1472 /* Change match (fnmatch-like) callback for wildcard matching */
1473 CINIT(FNMATCH_FUNCTION, FUNCTIONPOINT, 200),
1475 /* Let the application define custom chunk data pointer */
1476 CINIT(CHUNK_DATA, OBJECTPOINT, 201),
1478 /* FNMATCH_FUNCTION user pointer */
1479 CINIT(FNMATCH_DATA, OBJECTPOINT, 202),
1481 /* send linked-list of name:port:address sets */
1482 CINIT(RESOLVE, OBJECTPOINT, 203),
1484 /* Set a username for authenticated TLS */
1485 CINIT(TLSAUTH_USERNAME, OBJECTPOINT, 204),
1487 /* Set a password for authenticated TLS */
1488 CINIT(TLSAUTH_PASSWORD, OBJECTPOINT, 205),
1490 /* Set authentication type for authenticated TLS */
1491 CINIT(TLSAUTH_TYPE, OBJECTPOINT, 206),
1493 /* Set to 1 to enable the "TE:" header in HTTP requests to ask for
1494 compressed transfer-encoded responses. Set to 0 to disable the use of TE:
1495 in outgoing requests. The current default is 0, but it might change in a
1496 future libcurl release.
1498 libcurl will ask for the compressed methods it knows of, and if that
1499 isn't any, it will not ask for transfer-encoding at all even if this
1503 CINIT(TRANSFER_ENCODING, LONG, 207),
1505 /* Callback function for closing socket (instead of close(2)). The callback
1506 should have type curl_closesocket_callback */
1507 CINIT(CLOSESOCKETFUNCTION, FUNCTIONPOINT, 208),
1508 CINIT(CLOSESOCKETDATA, OBJECTPOINT, 209),
1510 /* allow GSSAPI credential delegation */
1511 CINIT(GSSAPI_DELEGATION, LONG, 210),
1513 /* Set the name servers to use for DNS resolution */
1514 CINIT(DNS_SERVERS, OBJECTPOINT, 211),
1516 /* Time-out accept operations (currently for FTP only) after this amount
1518 CINIT(ACCEPTTIMEOUT_MS, LONG, 212),
1520 /* Set TCP keepalive */
1521 CINIT(TCP_KEEPALIVE, LONG, 213),
1523 /* non-universal keepalive knobs (Linux, AIX, HP-UX, more) */
1524 CINIT(TCP_KEEPIDLE, LONG, 214),
1525 CINIT(TCP_KEEPINTVL, LONG, 215),
1527 /* Enable/disable specific SSL features with a bitmask, see CURLSSLOPT_* */
1528 CINIT(SSL_OPTIONS, LONG, 216),
1530 /* set the SMTP auth originator */
1531 CINIT(MAIL_AUTH, OBJECTPOINT, 217),
1533 CURLOPT_LASTENTRY /* the last unused */
1536 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
1537 the obsolete stuff removed! */
1539 /* Backwards compatibility with older names */
1540 /* These are scheduled to disappear by 2011 */
1542 /* This was added in version 7.19.1 */
1543 #define CURLOPT_POST301 CURLOPT_POSTREDIR
1545 /* These are scheduled to disappear by 2009 */
1547 /* The following were added in 7.17.0 */
1548 #define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD
1549 #define CURLOPT_FTPAPPEND CURLOPT_APPEND
1550 #define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY
1551 #define CURLOPT_FTP_SSL CURLOPT_USE_SSL
1553 /* The following were added earlier */
1555 #define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD
1556 #define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL
1559 /* This is set if CURL_NO_OLDIES is defined at compile-time */
1560 #undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */
1564 /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host
1565 name resolves addresses using more than one IP protocol version, this
1566 option might be handy to force libcurl to use a specific IP version. */
1567 #define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP
1568 versions that your system allows */
1569 #define CURL_IPRESOLVE_V4 1 /* resolve to ipv4 addresses */
1570 #define CURL_IPRESOLVE_V6 2 /* resolve to ipv6 addresses */
1572 /* three convenient "aliases" that follow the name scheme better */
1573 #define CURLOPT_WRITEDATA CURLOPT_FILE
1574 #define CURLOPT_READDATA CURLOPT_INFILE
1575 #define CURLOPT_HEADERDATA CURLOPT_WRITEHEADER
1576 #define CURLOPT_RTSPHEADER CURLOPT_HTTPHEADER
1578 /* These enums are for use with the CURLOPT_HTTP_VERSION option. */
1580 CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd
1581 like the library to choose the best possible
1583 CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */
1584 CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */
1586 CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */
1590 * Public API enums for RTSP requests
1593 CURL_RTSPREQ_NONE, /* first in list */
1594 CURL_RTSPREQ_OPTIONS,
1595 CURL_RTSPREQ_DESCRIBE,
1596 CURL_RTSPREQ_ANNOUNCE,
1600 CURL_RTSPREQ_TEARDOWN,
1601 CURL_RTSPREQ_GET_PARAMETER,
1602 CURL_RTSPREQ_SET_PARAMETER,
1603 CURL_RTSPREQ_RECORD,
1604 CURL_RTSPREQ_RECEIVE,
1605 CURL_RTSPREQ_LAST /* last in list */
1608 /* These enums are for use with the CURLOPT_NETRC option. */
1609 enum CURL_NETRC_OPTION {
1610 CURL_NETRC_IGNORED, /* The .netrc will never be read.
1611 * This is the default. */
1612 CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred
1613 * to one in the .netrc. */
1614 CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored.
1615 * Unless one is set programmatically, the .netrc
1616 * will be queried. */
1621 CURL_SSLVERSION_DEFAULT,
1622 CURL_SSLVERSION_TLSv1,
1623 CURL_SSLVERSION_SSLv2,
1624 CURL_SSLVERSION_SSLv3,
1626 CURL_SSLVERSION_LAST /* never use, keep last */
1632 CURL_TLSAUTH_LAST /* never use, keep last */
1635 /* symbols to use with CURLOPT_POSTREDIR.
1636 CURL_REDIR_POST_301, CURL_REDIR_POST_302 and CURL_REDIR_POST_303
1637 can be bitwise ORed so that CURL_REDIR_POST_301 | CURL_REDIR_POST_302
1638 | CURL_REDIR_POST_303 == CURL_REDIR_POST_ALL */
1640 #define CURL_REDIR_GET_ALL 0
1641 #define CURL_REDIR_POST_301 1
1642 #define CURL_REDIR_POST_302 2
1643 #define CURL_REDIR_POST_303 4
1644 #define CURL_REDIR_POST_ALL \
1645 (CURL_REDIR_POST_301|CURL_REDIR_POST_302|CURL_REDIR_POST_303)
1650 CURL_TIMECOND_IFMODSINCE,
1651 CURL_TIMECOND_IFUNMODSINCE,
1652 CURL_TIMECOND_LASTMOD,
1658 /* curl_strequal() and curl_strnequal() are subject for removal in a future
1659 libcurl, see lib/README.curlx for details */
1660 CURL_EXTERN int (curl_strequal)(const char *s1, const char *s2);
1661 CURL_EXTERN int (curl_strnequal)(const char *s1, const char *s2, size_t n);
1663 /* name is uppercase CURLFORM_<name> */
1669 #define CFINIT(name) CURLFORM_ ## name
1671 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
1672 #define CFINIT(name) CURLFORM_/**/name
1676 CFINIT(NOTHING), /********* the first one is unused ************/
1682 CFINIT(COPYCONTENTS),
1683 CFINIT(PTRCONTENTS),
1684 CFINIT(CONTENTSLENGTH),
1685 CFINIT(FILECONTENT),
1692 CFINIT(BUFFERLENGTH),
1694 CFINIT(CONTENTTYPE),
1695 CFINIT(CONTENTHEADER),
1702 CURLFORM_LASTENTRY /* the last unused */
1705 #undef CFINIT /* done */
1707 /* structure to be used as parameter for CURLFORM_ARRAY */
1709 CURLformoption option;
1713 /* use this for multipart formpost building */
1714 /* Returns code for curl_formadd()
1717 * CURL_FORMADD_OK on success
1718 * CURL_FORMADD_MEMORY if the FormInfo allocation fails
1719 * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form
1720 * CURL_FORMADD_NULL if a null pointer was given for a char
1721 * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed
1722 * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used
1723 * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error)
1724 * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated
1725 * CURL_FORMADD_MEMORY if some allocation for string copying failed.
1726 * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array
1728 ***************************************************************************/
1730 CURL_FORMADD_OK, /* first, no error */
1732 CURL_FORMADD_MEMORY,
1733 CURL_FORMADD_OPTION_TWICE,
1735 CURL_FORMADD_UNKNOWN_OPTION,
1736 CURL_FORMADD_INCOMPLETE,
1737 CURL_FORMADD_ILLEGAL_ARRAY,
1738 CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */
1740 CURL_FORMADD_LAST /* last */
1744 * NAME curl_formadd()
1748 * Pretty advanced function for building multi-part formposts. Each invoke
1749 * adds one part that together construct a full post. Then use
1750 * CURLOPT_HTTPPOST to send it off to libcurl.
1752 CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost,
1753 struct curl_httppost **last_post,
1757 * callback function for curl_formget()
1758 * The void *arg pointer will be the one passed as second argument to
1760 * The character buffer passed to it must not be freed.
1761 * Should return the buffer length passed to it as the argument "len" on
1764 typedef size_t (*curl_formget_callback)(void *arg, const char *buf,
1768 * NAME curl_formget()
1772 * Serialize a curl_httppost struct built with curl_formadd().
1773 * Accepts a void pointer as second argument which will be passed to
1774 * the curl_formget_callback function.
1775 * Returns 0 on success.
1777 CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg,
1778 curl_formget_callback append);
1780 * NAME curl_formfree()
1784 * Free a multipart formpost previously built with curl_formadd().
1786 CURL_EXTERN void curl_formfree(struct curl_httppost *form);
1789 * NAME curl_getenv()
1793 * Returns a malloc()'ed string that MUST be curl_free()ed after usage is
1794 * complete. DEPRECATED - see lib/README.curlx
1796 CURL_EXTERN char *curl_getenv(const char *variable);
1799 * NAME curl_version()
1803 * Returns a static ascii string of the libcurl version.
1805 CURL_EXTERN char *curl_version(void);
1808 * NAME curl_easy_escape()
1812 * Escapes URL strings (converts all letters consider illegal in URLs to their
1813 * %XX versions). This function returns a new allocated string or NULL if an
1816 CURL_EXTERN char *curl_easy_escape(CURL *handle,
1820 /* the previous version: */
1821 CURL_EXTERN char *curl_escape(const char *string,
1826 * NAME curl_easy_unescape()
1830 * Unescapes URL encoding in strings (converts all %XX codes to their 8bit
1831 * versions). This function returns a new allocated string or NULL if an error
1833 * Conversion Note: On non-ASCII platforms the ASCII %XX codes are
1834 * converted into the host encoding.
1836 CURL_EXTERN char *curl_easy_unescape(CURL *handle,
1841 /* the previous version */
1842 CURL_EXTERN char *curl_unescape(const char *string,
1850 * Provided for de-allocation in the same translation unit that did the
1851 * allocation. Added in libcurl 7.10
1853 CURL_EXTERN void curl_free(void *p);
1856 * NAME curl_global_init()
1860 * curl_global_init() should be invoked exactly once for each application that
1861 * uses libcurl and before any call of other libcurl functions.
1863 * This function is not thread-safe!
1865 CURL_EXTERN CURLcode curl_global_init(long flags);
1868 * NAME curl_global_init_mem()
1872 * curl_global_init() or curl_global_init_mem() should be invoked exactly once
1873 * for each application that uses libcurl. This function can be used to
1874 * initialize libcurl and set user defined memory management callback
1875 * functions. Users can implement memory management routines to check for
1876 * memory leaks, check for mis-use of the curl library etc. User registered
1877 * callback routines with be invoked by this library instead of the system
1878 * memory management routines like malloc, free etc.
1880 CURL_EXTERN CURLcode curl_global_init_mem(long flags,
1881 curl_malloc_callback m,
1882 curl_free_callback f,
1883 curl_realloc_callback r,
1884 curl_strdup_callback s,
1885 curl_calloc_callback c);
1888 * NAME curl_global_cleanup()
1892 * curl_global_cleanup() should be invoked exactly once for each application
1895 CURL_EXTERN void curl_global_cleanup(void);
1897 /* linked-list structure for the CURLOPT_QUOTE option (and other) */
1900 struct curl_slist *next;
1904 * NAME curl_slist_append()
1908 * Appends a string to a linked list. If no list exists, it will be created
1909 * first. Returns the new list, after appending.
1911 CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *,
1915 * NAME curl_slist_free_all()
1919 * free a previously built curl_slist.
1921 CURL_EXTERN void curl_slist_free_all(struct curl_slist *);
1924 * NAME curl_getdate()
1928 * Returns the time, in seconds since 1 Jan 1970 of the time string given in
1929 * the first argument. The time argument in the second parameter is unused
1930 * and should be set to NULL.
1932 CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused);
1934 /* info about the certificate chain, only for OpenSSL builds. Asked
1935 for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */
1936 struct curl_certinfo {
1937 int num_of_certs; /* number of certificates with information */
1938 struct curl_slist **certinfo; /* for each index in this array, there's a
1939 linked list with textual information in the
1940 format "name: value" */
1943 #define CURLINFO_STRING 0x100000
1944 #define CURLINFO_LONG 0x200000
1945 #define CURLINFO_DOUBLE 0x300000
1946 #define CURLINFO_SLIST 0x400000
1947 #define CURLINFO_MASK 0x0fffff
1948 #define CURLINFO_TYPEMASK 0xf00000
1951 CURLINFO_NONE, /* first, never use this */
1952 CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1,
1953 CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2,
1954 CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3,
1955 CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4,
1956 CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5,
1957 CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6,
1958 CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7,
1959 CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8,
1960 CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9,
1961 CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10,
1962 CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11,
1963 CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12,
1964 CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13,
1965 CURLINFO_FILETIME = CURLINFO_LONG + 14,
1966 CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15,
1967 CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16,
1968 CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17,
1969 CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18,
1970 CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19,
1971 CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20,
1972 CURLINFO_PRIVATE = CURLINFO_STRING + 21,
1973 CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22,
1974 CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23,
1975 CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24,
1976 CURLINFO_OS_ERRNO = CURLINFO_LONG + 25,
1977 CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26,
1978 CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27,
1979 CURLINFO_COOKIELIST = CURLINFO_SLIST + 28,
1980 CURLINFO_LASTSOCKET = CURLINFO_LONG + 29,
1981 CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30,
1982 CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31,
1983 CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32,
1984 CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33,
1985 CURLINFO_CERTINFO = CURLINFO_SLIST + 34,
1986 CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35,
1987 CURLINFO_RTSP_SESSION_ID = CURLINFO_STRING + 36,
1988 CURLINFO_RTSP_CLIENT_CSEQ = CURLINFO_LONG + 37,
1989 CURLINFO_RTSP_SERVER_CSEQ = CURLINFO_LONG + 38,
1990 CURLINFO_RTSP_CSEQ_RECV = CURLINFO_LONG + 39,
1991 CURLINFO_PRIMARY_PORT = CURLINFO_LONG + 40,
1992 CURLINFO_LOCAL_IP = CURLINFO_STRING + 41,
1993 CURLINFO_LOCAL_PORT = CURLINFO_LONG + 42,
1994 /* Fill in new entries below here! */
1996 CURLINFO_LASTONE = 42
1999 /* CURLINFO_RESPONSE_CODE is the new name for the option previously known as
2000 CURLINFO_HTTP_CODE */
2001 #define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE
2004 CURLCLOSEPOLICY_NONE, /* first, never use this */
2006 CURLCLOSEPOLICY_OLDEST,
2007 CURLCLOSEPOLICY_LEAST_RECENTLY_USED,
2008 CURLCLOSEPOLICY_LEAST_TRAFFIC,
2009 CURLCLOSEPOLICY_SLOWEST,
2010 CURLCLOSEPOLICY_CALLBACK,
2012 CURLCLOSEPOLICY_LAST /* last, never use this */
2015 #define CURL_GLOBAL_SSL (1<<0)
2016 #define CURL_GLOBAL_WIN32 (1<<1)
2017 #define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32)
2018 #define CURL_GLOBAL_NOTHING 0
2019 #define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL
2020 #define CURL_GLOBAL_ACK_EINTR (1<<2)
2023 /*****************************************************************************
2024 * Setup defines, protos etc for the sharing stuff.
2027 /* Different data locks for a single share */
2029 CURL_LOCK_DATA_NONE = 0,
2030 /* CURL_LOCK_DATA_SHARE is used internally to say that
2031 * the locking is just made to change the internal state of the share
2034 CURL_LOCK_DATA_SHARE,
2035 CURL_LOCK_DATA_COOKIE,
2037 CURL_LOCK_DATA_SSL_SESSION,
2038 CURL_LOCK_DATA_CONNECT,
2042 /* Different lock access types */
2044 CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */
2045 CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */
2046 CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */
2047 CURL_LOCK_ACCESS_LAST /* never use */
2050 typedef void (*curl_lock_function)(CURL *handle,
2051 curl_lock_data data,
2052 curl_lock_access locktype,
2054 typedef void (*curl_unlock_function)(CURL *handle,
2055 curl_lock_data data,
2058 typedef void CURLSH;
2061 CURLSHE_OK, /* all is fine */
2062 CURLSHE_BAD_OPTION, /* 1 */
2063 CURLSHE_IN_USE, /* 2 */
2064 CURLSHE_INVALID, /* 3 */
2065 CURLSHE_NOMEM, /* 4 out of memory */
2066 CURLSHE_NOT_BUILT_IN, /* 5 feature not present in lib */
2067 CURLSHE_LAST /* never use */
2071 CURLSHOPT_NONE, /* don't use */
2072 CURLSHOPT_SHARE, /* specify a data type to share */
2073 CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */
2074 CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */
2075 CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */
2076 CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock
2077 callback functions */
2078 CURLSHOPT_LAST /* never use */
2081 CURL_EXTERN CURLSH *curl_share_init(void);
2082 CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...);
2083 CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *);
2085 /****************************************************************************
2086 * Structures for querying information about the curl library at runtime.
2094 CURLVERSION_LAST /* never actually use this */
2097 /* The 'CURLVERSION_NOW' is the symbolic name meant to be used by
2098 basically all programs ever that want to get version information. It is
2099 meant to be a built-in version number for what kind of struct the caller
2100 expects. If the struct ever changes, we redefine the NOW to another enum
2102 #define CURLVERSION_NOW CURLVERSION_FOURTH
2105 CURLversion age; /* age of the returned struct */
2106 const char *version; /* LIBCURL_VERSION */
2107 unsigned int version_num; /* LIBCURL_VERSION_NUM */
2108 const char *host; /* OS/host/cpu/machine when configured */
2109 int features; /* bitmask, see defines below */
2110 const char *ssl_version; /* human readable string */
2111 long ssl_version_num; /* not used anymore, always 0 */
2112 const char *libz_version; /* human readable string */
2113 /* protocols is terminated by an entry with a NULL protoname */
2114 const char * const *protocols;
2116 /* The fields below this were added in CURLVERSION_SECOND */
2120 /* This field was added in CURLVERSION_THIRD */
2123 /* These field were added in CURLVERSION_FOURTH */
2125 /* Same as '_libiconv_version' if built with HAVE_ICONV */
2128 const char *libssh_version; /* human readable string */
2130 } curl_version_info_data;
2132 #define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */
2133 #define CURL_VERSION_KERBEROS4 (1<<1) /* kerberos auth is supported */
2134 #define CURL_VERSION_SSL (1<<2) /* SSL options are present */
2135 #define CURL_VERSION_LIBZ (1<<3) /* libz features are present */
2136 #define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */
2137 #define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth support */
2138 #define CURL_VERSION_DEBUG (1<<6) /* built with debug capabilities */
2139 #define CURL_VERSION_ASYNCHDNS (1<<7) /* asynchronous dns resolves */
2140 #define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth */
2141 #define CURL_VERSION_LARGEFILE (1<<9) /* supports files bigger than 2GB */
2142 #define CURL_VERSION_IDN (1<<10) /* International Domain Names support */
2143 #define CURL_VERSION_SSPI (1<<11) /* SSPI is supported */
2144 #define CURL_VERSION_CONV (1<<12) /* character conversions supported */
2145 #define CURL_VERSION_CURLDEBUG (1<<13) /* debug memory tracking supported */
2146 #define CURL_VERSION_TLSAUTH_SRP (1<<14) /* TLS-SRP auth is supported */
2147 #define CURL_VERSION_NTLM_WB (1<<15) /* NTLM delegating to winbind helper */
2150 * NAME curl_version_info()
2154 * This function returns a pointer to a static copy of the version info
2155 * struct. See above.
2157 CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion);
2160 * NAME curl_easy_strerror()
2164 * The curl_easy_strerror function may be used to turn a CURLcode value
2165 * into the equivalent human readable error string. This is useful
2166 * for printing meaningful error messages.
2168 CURL_EXTERN const char *curl_easy_strerror(CURLcode);
2171 * NAME curl_share_strerror()
2175 * The curl_share_strerror function may be used to turn a CURLSHcode value
2176 * into the equivalent human readable error string. This is useful
2177 * for printing meaningful error messages.
2179 CURL_EXTERN const char *curl_share_strerror(CURLSHcode);
2182 * NAME curl_easy_pause()
2186 * The curl_easy_pause function pauses or unpauses transfers. Select the new
2187 * state by setting the bitmask, use the convenience defines below.
2190 CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask);
2192 #define CURLPAUSE_RECV (1<<0)
2193 #define CURLPAUSE_RECV_CONT (0)
2195 #define CURLPAUSE_SEND (1<<2)
2196 #define CURLPAUSE_SEND_CONT (0)
2198 #define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND)
2199 #define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT)
2205 /* unfortunately, the easy.h and multi.h include files need options and info
2206 stuff before they can be included! */
2207 #include "easy.h" /* nothing in curl is fun without the easy stuff */
2210 /* the typechecker doesn't work in C++ (yet) */
2211 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && \
2212 ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \
2213 !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK)
2214 #include "typecheck-gcc.h"
2216 #if defined(__STDC__) && (__STDC__ >= 1)
2217 /* This preprocessor magic that replaces a call with the exact same call is
2218 only done to make sure application authors pass exactly three arguments
2219 to these functions. */
2220 #define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param)
2221 #define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg)
2222 #define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
2223 #define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
2224 #endif /* __STDC__ >= 1 */
2225 #endif /* gcc >= 4.3 && !__cplusplus */
2227 #endif /* __CURL_CURL_H */