3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2010, 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(__GNUC__) && \
59 !defined(__CYGWIN__) || defined(__MINGW32__)
60 #if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H))
61 /* The check above prevents the winsock2 inclusion if winsock.h already was
62 included, since they can't co-exist without problems */
68 /* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
69 libc5-based Linux systems. Only include it on system that are known to
71 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
72 defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
74 (defined(__FreeBSD_version) && (__FreeBSD_version < 800000))
75 #include <sys/select.h>
79 #include <sys/socket.h>
81 #if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__)
84 #include <sys/types.h>
88 #include <support/SupportDefs.h>
98 * Decorate exportable functions for Win32 and Symbian OS DLL linking.
99 * This avoids using a .def file for building libcurl.dll.
101 #if (defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)) && \
102 !defined(CURL_STATICLIB)
103 #if defined(BUILDING_LIBCURL)
104 #define CURL_EXTERN __declspec(dllexport)
106 #define CURL_EXTERN __declspec(dllimport)
110 #ifdef CURL_HIDDEN_SYMBOLS
112 * This definition is used to make external definitions visible in the
113 * shared library when symbols are hidden by default. It makes no
114 * difference when compiling applications whether this is set or not,
115 * only when compiling the library.
117 #define CURL_EXTERN CURL_EXTERN_SYMBOL
123 #ifndef curl_socket_typedef
126 typedef SOCKET curl_socket_t;
127 #define CURL_SOCKET_BAD INVALID_SOCKET
129 typedef int curl_socket_t;
130 #define CURL_SOCKET_BAD -1
132 #define curl_socket_typedef
133 #endif /* curl_socket_typedef */
135 struct curl_httppost {
136 struct curl_httppost *next; /* next entry in the list */
137 char *name; /* pointer to allocated name */
138 long namelength; /* length of name length */
139 char *contents; /* pointer to allocated data contents */
140 long contentslength; /* length of contents field */
141 char *buffer; /* pointer to allocated buffer contents */
142 long bufferlength; /* length of buffer field */
143 char *contenttype; /* Content-Type */
144 struct curl_slist* contentheader; /* list of extra headers for this form */
145 struct curl_httppost *more; /* if one field name has more than one
146 file, this link should link to following
148 long flags; /* as defined below */
149 #define HTTPPOST_FILENAME (1<<0) /* specified content is a file name */
150 #define HTTPPOST_READFILE (1<<1) /* specified content is a file name */
151 #define HTTPPOST_PTRNAME (1<<2) /* name is only stored pointer
152 do not free in formfree */
153 #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer
154 do not free in formfree */
155 #define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */
156 #define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */
157 #define HTTPPOST_CALLBACK (1<<6) /* upload file contents by using the
158 regular read callback to get the data
159 and pass the given pointer as custom
162 char *showfilename; /* The file name to show. If not set, the
163 actual file name will be used (if this
165 void *userp; /* custom pointer used for
166 HTTPPOST_CALLBACK posts */
169 typedef int (*curl_progress_callback)(void *clientp,
175 #ifndef CURL_MAX_WRITE_SIZE
176 /* Tests have proven that 20K is a very bad buffer size for uploads on
177 Windows, while 16K for some odd reason performed a lot better.
178 We do the ifndef check to allow this value to easier be changed at build
179 time for those who feel adventurous. The practical minimum is about
180 400 bytes since libcurl uses a buffer of this size as a scratch area
181 (unrelated to network send operations). */
182 #define CURL_MAX_WRITE_SIZE 16384
185 #ifndef CURL_MAX_HTTP_HEADER
186 /* The only reason to have a max limit for this is to avoid the risk of a bad
187 server feeding libcurl with a never-ending header that will cause reallocs
189 #define CURL_MAX_HTTP_HEADER (100*1024)
193 /* This is a magic return code for the write callback that, when returned,
194 will signal libcurl to pause receiving on the current transfer. */
195 #define CURL_WRITEFUNC_PAUSE 0x10000001
196 typedef size_t (*curl_write_callback)(char *buffer,
203 /* enumeration of file types */
205 CURLFILETYPE_FILE = 0,
206 CURLFILETYPE_DIRECTORY,
207 CURLFILETYPE_SYMLINK,
208 CURLFILETYPE_DEVICE_BLOCK,
209 CURLFILETYPE_DEVICE_CHAR,
210 CURLFILETYPE_NAMEDPIPE,
212 CURLFILETYPE_DOOR, /* is possible only on Sun Solaris now */
214 CURLFILETYPE_UNKNOWN /* should never occur */
217 #define CURLFINFOFLAG_KNOWN_FILENAME (1<<0)
218 #define CURLFINFOFLAG_KNOWN_FILETYPE (1<<1)
219 #define CURLFINFOFLAG_KNOWN_TIME (1<<2)
220 #define CURLFINFOFLAG_KNOWN_PERM (1<<3)
221 #define CURLFINFOFLAG_KNOWN_UID (1<<4)
222 #define CURLFINFOFLAG_KNOWN_GID (1<<5)
223 #define CURLFINFOFLAG_KNOWN_SIZE (1<<6)
224 #define CURLFINFOFLAG_KNOWN_HLINKCOUNT (1<<7)
226 /* Content of this structure depends on information which is known and is
227 achievable (e.g. by FTP LIST parsing). Please see the url_easy_setopt(3) man
228 page for callbacks returning this structure -- some fields are mandatory,
229 some others are optional. The FLAG field has special meaning. */
230 struct curl_fileinfo {
232 curlfiletype filetype;
241 /* If some of these fields is not NULL, it is a pointer to b_data. */
246 char *target; /* pointer to the target filename of a symlink */
251 /* used internally */
257 /* return codes for CURLOPT_CHUNK_BGN_FUNCTION */
258 #define CURL_CHUNK_BGN_FUNC_OK 0
259 #define CURL_CHUNK_BGN_FUNC_FAIL 1 /* tell the lib to end the task */
260 #define CURL_CHUNK_BGN_FUNC_SKIP 2 /* skip this chunk over */
262 /* if splitting of data transfer is enabled, this callback is called before
263 download of an individual chunk started. Note that parameter "remains" works
264 only for FTP wildcard downloading (for now), otherwise is not used */
265 typedef long (*curl_chunk_bgn_callback)(const void *transfer_info,
269 /* return codes for CURLOPT_CHUNK_END_FUNCTION */
270 #define CURL_CHUNK_END_FUNC_OK 0
271 #define CURL_CHUNK_END_FUNC_FAIL 1 /* tell the lib to end the task */
273 /* If splitting of data transfer is enabled this callback is called after
274 download of an individual chunk finished.
275 Note! After this callback was set then it have to be called FOR ALL chunks.
276 Even if downloading of this chunk was skipped in CHUNK_BGN_FUNC.
277 This is the reason why we don't need "transfer_info" parameter in this
278 callback and we are not interested in "remains" parameter too. */
279 typedef long (*curl_chunk_end_callback)(void *ptr);
281 /* return codes for FNMATCHFUNCTION */
282 #define CURL_FNMATCHFUNC_MATCH 0 /* string corresponds to the pattern */
283 #define CURL_FNMATCHFUNC_NOMATCH 1 /* pattern doesn't match the string */
284 #define CURL_FNMATCHFUNC_FAIL 2 /* an error occurred */
286 /* callback type for wildcard downloading pattern matching. If the
287 string matches the pattern, return CURL_FNMATCHFUNC_MATCH value, etc. */
288 typedef int (*curl_fnmatch_callback)(void *ptr,
292 /* These are the return codes for the seek callbacks */
293 #define CURL_SEEKFUNC_OK 0
294 #define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */
295 #define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so
296 libcurl might try other means instead */
297 typedef int (*curl_seek_callback)(void *instream,
299 int origin); /* 'whence' */
301 /* This is a return code for the read callback that, when returned, will
302 signal libcurl to immediately abort the current transfer. */
303 #define CURL_READFUNC_ABORT 0x10000000
304 /* This is a return code for the read callback that, when returned, will
305 signal libcurl to pause sending data on the current transfer. */
306 #define CURL_READFUNC_PAUSE 0x10000001
308 typedef size_t (*curl_read_callback)(char *buffer,
314 CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
315 CURLSOCKTYPE_LAST /* never use */
318 typedef int (*curl_sockopt_callback)(void *clientp,
319 curl_socket_t curlfd,
320 curlsocktype purpose);
322 struct curl_sockaddr {
326 unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it
327 turned really ugly and painful on the systems that
329 struct sockaddr addr;
332 typedef curl_socket_t
333 (*curl_opensocket_callback)(void *clientp,
334 curlsocktype purpose,
335 struct curl_sockaddr *address);
338 CURLIOE_OK, /* I/O operation successful */
339 CURLIOE_UNKNOWNCMD, /* command was unknown to callback */
340 CURLIOE_FAILRESTART, /* failed to restart the read */
341 CURLIOE_LAST /* never use */
345 CURLIOCMD_NOP, /* no operation */
346 CURLIOCMD_RESTARTREAD, /* restart the read stream from start */
347 CURLIOCMD_LAST /* never use */
350 typedef curlioerr (*curl_ioctl_callback)(CURL *handle,
355 * The following typedef's are signatures of malloc, free, realloc, strdup and
356 * calloc respectively. Function pointers of these types can be passed to the
357 * curl_global_init_mem() function to set user defined memory management
360 typedef void *(*curl_malloc_callback)(size_t size);
361 typedef void (*curl_free_callback)(void *ptr);
362 typedef void *(*curl_realloc_callback)(void *ptr, size_t size);
363 typedef char *(*curl_strdup_callback)(const char *str);
364 typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size);
366 /* the kind of data that is passed to information_callback*/
369 CURLINFO_HEADER_IN, /* 1 */
370 CURLINFO_HEADER_OUT, /* 2 */
371 CURLINFO_DATA_IN, /* 3 */
372 CURLINFO_DATA_OUT, /* 4 */
373 CURLINFO_SSL_DATA_IN, /* 5 */
374 CURLINFO_SSL_DATA_OUT, /* 6 */
378 typedef int (*curl_debug_callback)
379 (CURL *handle, /* the handle/transfer this concerns */
380 curl_infotype type, /* what kind of data */
381 char *data, /* points to the data */
382 size_t size, /* size of the data pointed to */
383 void *userptr); /* whatever the user please */
385 /* All possible error codes from all sorts of curl functions. Future versions
386 may return other values, stay prepared.
388 Always add new return codes last. Never *EVER* remove any. The return
389 codes must remain the same!
394 CURLE_UNSUPPORTED_PROTOCOL, /* 1 */
395 CURLE_FAILED_INIT, /* 2 */
396 CURLE_URL_MALFORMAT, /* 3 */
397 CURLE_OBSOLETE4, /* 4 - NOT USED */
398 CURLE_COULDNT_RESOLVE_PROXY, /* 5 */
399 CURLE_COULDNT_RESOLVE_HOST, /* 6 */
400 CURLE_COULDNT_CONNECT, /* 7 */
401 CURLE_FTP_WEIRD_SERVER_REPLY, /* 8 */
402 CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server
403 due to lack of access - when login fails
404 this is not returned. */
405 CURLE_OBSOLETE10, /* 10 - NOT USED */
406 CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */
407 CURLE_OBSOLETE12, /* 12 - NOT USED */
408 CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */
409 CURLE_FTP_WEIRD_227_FORMAT, /* 14 */
410 CURLE_FTP_CANT_GET_HOST, /* 15 */
411 CURLE_OBSOLETE16, /* 16 - NOT USED */
412 CURLE_FTP_COULDNT_SET_TYPE, /* 17 */
413 CURLE_PARTIAL_FILE, /* 18 */
414 CURLE_FTP_COULDNT_RETR_FILE, /* 19 */
415 CURLE_OBSOLETE20, /* 20 - NOT USED */
416 CURLE_QUOTE_ERROR, /* 21 - quote command failure */
417 CURLE_HTTP_RETURNED_ERROR, /* 22 */
418 CURLE_WRITE_ERROR, /* 23 */
419 CURLE_OBSOLETE24, /* 24 - NOT USED */
420 CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */
421 CURLE_READ_ERROR, /* 26 - couldn't open/read from file */
422 CURLE_OUT_OF_MEMORY, /* 27 */
423 /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error
424 instead of a memory allocation error if CURL_DOES_CONVERSIONS
427 CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */
428 CURLE_OBSOLETE29, /* 29 - NOT USED */
429 CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */
430 CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */
431 CURLE_OBSOLETE32, /* 32 - NOT USED */
432 CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */
433 CURLE_HTTP_POST_ERROR, /* 34 */
434 CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */
435 CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */
436 CURLE_FILE_COULDNT_READ_FILE, /* 37 */
437 CURLE_LDAP_CANNOT_BIND, /* 38 */
438 CURLE_LDAP_SEARCH_FAILED, /* 39 */
439 CURLE_OBSOLETE40, /* 40 - NOT USED */
440 CURLE_FUNCTION_NOT_FOUND, /* 41 */
441 CURLE_ABORTED_BY_CALLBACK, /* 42 */
442 CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */
443 CURLE_OBSOLETE44, /* 44 - NOT USED */
444 CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */
445 CURLE_OBSOLETE46, /* 46 - NOT USED */
446 CURLE_TOO_MANY_REDIRECTS , /* 47 - catch endless re-direct loops */
447 CURLE_UNKNOWN_TELNET_OPTION, /* 48 - User specified an unknown option */
448 CURLE_TELNET_OPTION_SYNTAX , /* 49 - Malformed telnet option */
449 CURLE_OBSOLETE50, /* 50 - NOT USED */
450 CURLE_PEER_FAILED_VERIFICATION, /* 51 - peer's certificate or fingerprint
451 wasn't verified fine */
452 CURLE_GOT_NOTHING, /* 52 - when this is a specific error */
453 CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */
454 CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as
456 CURLE_SEND_ERROR, /* 55 - failed sending network data */
457 CURLE_RECV_ERROR, /* 56 - failure in receiving network data */
458 CURLE_OBSOLETE57, /* 57 - NOT IN USE */
459 CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */
460 CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */
461 CURLE_SSL_CACERT, /* 60 - problem with the CA cert (path?) */
462 CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized transfer encoding */
463 CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */
464 CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */
465 CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */
466 CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind
468 CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */
469 CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not
470 accepted and we failed to login */
471 CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */
472 CURLE_TFTP_PERM, /* 69 - permission problem on server */
473 CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */
474 CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */
475 CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */
476 CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */
477 CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */
478 CURLE_CONV_FAILED, /* 75 - conversion failed */
479 CURLE_CONV_REQD, /* 76 - caller must register conversion
480 callbacks using curl_easy_setopt options
481 CURLOPT_CONV_FROM_NETWORK_FUNCTION,
482 CURLOPT_CONV_TO_NETWORK_FUNCTION, and
483 CURLOPT_CONV_FROM_UTF8_FUNCTION */
484 CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing
486 CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */
487 CURLE_SSH, /* 79 - error from the SSH layer, somewhat
488 generic so the error message will be of
489 interest when this has happened */
491 CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL
493 CURLE_AGAIN, /* 81 - socket is not ready for send/recv,
494 wait till it's ready and try again (Added
496 CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or
497 wrong format (Added in 7.19.0) */
498 CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in
500 CURLE_FTP_PRET_FAILED, /* 84 - a PRET command failed */
501 CURLE_RTSP_CSEQ_ERROR, /* 85 - mismatch of RTSP CSeq numbers */
502 CURLE_RTSP_SESSION_ERROR, /* 86 - mismatch of RTSP Session Identifiers */
503 CURLE_FTP_BAD_FILE_LIST, /* 87 - unable to parse FTP file list */
504 CURLE_CHUNK_FAILED, /* 88 - chunk callback reported error */
506 CURL_LAST /* never use! */
509 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
510 the obsolete stuff removed! */
512 /* Backwards compatibility with older names */
514 /* The following were added in 7.17.1 */
515 /* These are scheduled to disappear by 2009 */
516 #define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION
518 /* The following were added in 7.17.0 */
519 /* These are scheduled to disappear by 2009 */
520 #define CURLE_OBSOLETE CURLE_OBSOLETE50 /* noone should be using this! */
521 #define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46
522 #define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44
523 #define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10
524 #define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16
525 #define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32
526 #define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29
527 #define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12
528 #define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20
529 #define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40
530 #define CURLE_MALFORMAT_USER CURLE_OBSOLETE24
531 #define CURLE_SHARE_IN_USE CURLE_OBSOLETE57
532 #define CURLE_URL_MALFORMAT_USER CURLE_OBSOLETE4
534 #define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED
535 #define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE
536 #define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR
537 #define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL
538 #define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS
539 #define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR
540 #define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED
542 /* The following were added earlier */
544 #define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT
546 #define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR
547 #define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED
548 #define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED
550 #define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE
551 #define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME
553 /* This was the error code 50 in 7.7.3 and a few earlier versions, this
554 is no longer used by libcurl but is instead #defined here only to not
555 make programs break */
556 #define CURLE_ALREADY_COMPLETE 99999
558 #endif /*!CURL_NO_OLDIES*/
560 /* This prototype applies to all conversion callbacks */
561 typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length);
563 typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */
564 void *ssl_ctx, /* actually an
569 CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use
571 CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT
573 CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already
575 CURLPROXY_SOCKS5 = 5, /* added in 7.10 */
576 CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */
577 CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the
578 host name rather than the IP address. added
580 } curl_proxytype; /* this enum was added in 7.10 */
582 #define CURLAUTH_NONE 0 /* nothing */
583 #define CURLAUTH_BASIC (1<<0) /* Basic (default) */
584 #define CURLAUTH_DIGEST (1<<1) /* Digest */
585 #define CURLAUTH_GSSNEGOTIATE (1<<2) /* GSS-Negotiate */
586 #define CURLAUTH_NTLM (1<<3) /* NTLM */
587 #define CURLAUTH_DIGEST_IE (1<<4) /* Digest with IE flavour */
588 #define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE) /* all fine types set */
589 #define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE))
591 #define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */
592 #define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */
593 #define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */
594 #define CURLSSH_AUTH_PASSWORD (1<<1) /* password */
595 #define CURLSSH_AUTH_HOST (1<<2) /* host key files */
596 #define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */
597 #define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY
599 #define CURL_ERROR_SIZE 256
602 const char *key; /* points to a zero-terminated string encoded with base64
603 if len is zero, otherwise to the "raw" data */
613 /* this is the set of return values expected from the curl_sshkeycallback
616 CURLKHSTAT_FINE_ADD_TO_FILE,
618 CURLKHSTAT_REJECT, /* reject the connection, return an error */
619 CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so
620 this causes a CURLE_DEFER error but otherwise the
621 connection will be left intact etc */
622 CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */
625 /* this is the set of status codes pass in to the callback */
627 CURLKHMATCH_OK, /* match */
628 CURLKHMATCH_MISMATCH, /* host found, key mismatch! */
629 CURLKHMATCH_MISSING, /* no matching host/key found */
630 CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */
634 (*curl_sshkeycallback) (CURL *easy, /* easy handle */
635 const struct curl_khkey *knownkey, /* known */
636 const struct curl_khkey *foundkey, /* found */
637 enum curl_khmatch, /* libcurl's view on the keys */
638 void *clientp); /* custom pointer passed from app */
640 /* parameter for the CURLOPT_USE_SSL option */
642 CURLUSESSL_NONE, /* do not attempt to use SSL */
643 CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */
644 CURLUSESSL_CONTROL, /* SSL for the control connection or fail */
645 CURLUSESSL_ALL, /* SSL for all communication or fail */
646 CURLUSESSL_LAST /* not an option, never use */
649 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
650 the obsolete stuff removed! */
652 /* Backwards compatibility with older names */
653 /* These are scheduled to disappear by 2009 */
655 #define CURLFTPSSL_NONE CURLUSESSL_NONE
656 #define CURLFTPSSL_TRY CURLUSESSL_TRY
657 #define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL
658 #define CURLFTPSSL_ALL CURLUSESSL_ALL
659 #define CURLFTPSSL_LAST CURLUSESSL_LAST
660 #define curl_ftpssl curl_usessl
661 #endif /*!CURL_NO_OLDIES*/
663 /* parameter for the CURLOPT_FTP_SSL_CCC option */
665 CURLFTPSSL_CCC_NONE, /* do not send CCC */
666 CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */
667 CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */
668 CURLFTPSSL_CCC_LAST /* not an option, never use */
671 /* parameter for the CURLOPT_FTPSSLAUTH option */
673 CURLFTPAUTH_DEFAULT, /* let libcurl decide */
674 CURLFTPAUTH_SSL, /* use "AUTH SSL" */
675 CURLFTPAUTH_TLS, /* use "AUTH TLS" */
676 CURLFTPAUTH_LAST /* not an option, never use */
679 /* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */
681 CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */
682 CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD
683 again if MKD succeeded, for SFTP this does
685 CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD
686 again even if MKD failed! */
687 CURLFTP_CREATE_DIR_LAST /* not an option, never use */
690 /* parameter for the CURLOPT_FTP_FILEMETHOD option */
692 CURLFTPMETHOD_DEFAULT, /* let libcurl pick */
693 CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */
694 CURLFTPMETHOD_NOCWD, /* no CWD at all */
695 CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */
696 CURLFTPMETHOD_LAST /* not an option, never use */
699 /* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */
700 #define CURLPROTO_HTTP (1<<0)
701 #define CURLPROTO_HTTPS (1<<1)
702 #define CURLPROTO_FTP (1<<2)
703 #define CURLPROTO_FTPS (1<<3)
704 #define CURLPROTO_SCP (1<<4)
705 #define CURLPROTO_SFTP (1<<5)
706 #define CURLPROTO_TELNET (1<<6)
707 #define CURLPROTO_LDAP (1<<7)
708 #define CURLPROTO_LDAPS (1<<8)
709 #define CURLPROTO_DICT (1<<9)
710 #define CURLPROTO_FILE (1<<10)
711 #define CURLPROTO_TFTP (1<<11)
712 #define CURLPROTO_IMAP (1<<12)
713 #define CURLPROTO_IMAPS (1<<13)
714 #define CURLPROTO_POP3 (1<<14)
715 #define CURLPROTO_POP3S (1<<15)
716 #define CURLPROTO_SMTP (1<<16)
717 #define CURLPROTO_SMTPS (1<<17)
718 #define CURLPROTO_RTSP (1<<18)
719 #define CURLPROTO_RTMP (1<<19)
720 #define CURLPROTO_RTMPT (1<<20)
721 #define CURLPROTO_RTMPE (1<<21)
722 #define CURLPROTO_RTMPTE (1<<22)
723 #define CURLPROTO_RTMPS (1<<23)
724 #define CURLPROTO_RTMPTS (1<<24)
725 #define CURLPROTO_GOPHER (1<<25)
726 #define CURLPROTO_ALL (~0) /* enable everything */
728 /* long may be 32 or 64 bits, but we should never depend on anything else
730 #define CURLOPTTYPE_LONG 0
731 #define CURLOPTTYPE_OBJECTPOINT 10000
732 #define CURLOPTTYPE_FUNCTIONPOINT 20000
733 #define CURLOPTTYPE_OFF_T 30000
735 /* name is uppercase CURLOPT_<name>,
736 type is one of the defined CURLOPTTYPE_<type>
737 number is unique identifier */
743 #define CINIT(name,type,number) CURLOPT_ ## name = CURLOPTTYPE_ ## type + number
745 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
746 #define LONG CURLOPTTYPE_LONG
747 #define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT
748 #define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT
749 #define OFF_T CURLOPTTYPE_OFF_T
750 #define CINIT(name,type,number) CURLOPT_/**/name = type + number
754 * This macro-mania below setups the CURLOPT_[what] enum, to be used with
755 * curl_easy_setopt(). The first argument in the CINIT() macro is the [what]
760 /* This is the FILE * or void * the regular output should be written to. */
761 CINIT(FILE, OBJECTPOINT, 1),
763 /* The full URL to get/put */
764 CINIT(URL, OBJECTPOINT, 2),
766 /* Port number to connect to, if other than default. */
767 CINIT(PORT, LONG, 3),
769 /* Name of proxy to use. */
770 CINIT(PROXY, OBJECTPOINT, 4),
772 /* "name:password" to use when fetching. */
773 CINIT(USERPWD, OBJECTPOINT, 5),
775 /* "name:password" to use with proxy. */
776 CINIT(PROXYUSERPWD, OBJECTPOINT, 6),
778 /* Range to get, specified as an ASCII string. */
779 CINIT(RANGE, OBJECTPOINT, 7),
783 /* Specified file stream to upload from (use as input): */
784 CINIT(INFILE, OBJECTPOINT, 9),
786 /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE
787 * bytes big. If this is not used, error messages go to stderr instead: */
788 CINIT(ERRORBUFFER, OBJECTPOINT, 10),
790 /* Function that will be called to store the output (instead of fwrite). The
791 * parameters will use fwrite() syntax, make sure to follow them. */
792 CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11),
794 /* Function that will be called to read the input (instead of fread). The
795 * parameters will use fread() syntax, make sure to follow them. */
796 CINIT(READFUNCTION, FUNCTIONPOINT, 12),
798 /* Time-out the read operation after this amount of seconds */
799 CINIT(TIMEOUT, LONG, 13),
801 /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about
802 * how large the file being sent really is. That allows better error
803 * checking and better verifies that the upload was successful. -1 means
806 * For large file support, there is also a _LARGE version of the key
807 * which takes an off_t type, allowing platforms with larger off_t
808 * sizes to handle larger files. See below for INFILESIZE_LARGE.
810 CINIT(INFILESIZE, LONG, 14),
812 /* POST static input fields. */
813 CINIT(POSTFIELDS, OBJECTPOINT, 15),
815 /* Set the referrer page (needed by some CGIs) */
816 CINIT(REFERER, OBJECTPOINT, 16),
818 /* Set the FTP PORT string (interface name, named or numerical IP address)
819 Use i.e '-' to use default address. */
820 CINIT(FTPPORT, OBJECTPOINT, 17),
822 /* Set the User-Agent string (examined by some CGIs) */
823 CINIT(USERAGENT, OBJECTPOINT, 18),
825 /* If the download receives less than "low speed limit" bytes/second
826 * during "low speed time" seconds, the operations is aborted.
827 * You could i.e if you have a pretty high speed connection, abort if
828 * it is less than 2000 bytes/sec during 20 seconds.
831 /* Set the "low speed limit" */
832 CINIT(LOW_SPEED_LIMIT, LONG, 19),
834 /* Set the "low speed time" */
835 CINIT(LOW_SPEED_TIME, LONG, 20),
837 /* Set the continuation offset.
839 * Note there is also a _LARGE version of this key which uses
840 * off_t types, allowing for large file offsets on platforms which
841 * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE.
843 CINIT(RESUME_FROM, LONG, 21),
845 /* Set cookie in request: */
846 CINIT(COOKIE, OBJECTPOINT, 22),
848 /* This points to a linked list of headers, struct curl_slist kind */
849 CINIT(HTTPHEADER, OBJECTPOINT, 23),
851 /* This points to a linked list of post entries, struct curl_httppost */
852 CINIT(HTTPPOST, OBJECTPOINT, 24),
854 /* name of the file keeping your private SSL-certificate */
855 CINIT(SSLCERT, OBJECTPOINT, 25),
857 /* password for the SSL or SSH private key */
858 CINIT(KEYPASSWD, OBJECTPOINT, 26),
860 /* send TYPE parameter? */
861 CINIT(CRLF, LONG, 27),
863 /* send linked-list of QUOTE commands */
864 CINIT(QUOTE, OBJECTPOINT, 28),
866 /* send FILE * or void * to store headers to, if you use a callback it
867 is simply passed to the callback unmodified */
868 CINIT(WRITEHEADER, OBJECTPOINT, 29),
870 /* point to a file to read the initial cookies from, also enables
871 "cookie awareness" */
872 CINIT(COOKIEFILE, OBJECTPOINT, 31),
874 /* What version to specifically try to use.
875 See CURL_SSLVERSION defines below. */
876 CINIT(SSLVERSION, LONG, 32),
878 /* What kind of HTTP time condition to use, see defines */
879 CINIT(TIMECONDITION, LONG, 33),
881 /* Time to use with the above condition. Specified in number of seconds
883 CINIT(TIMEVALUE, LONG, 34),
887 /* Custom request, for customizing the get command like
888 HTTP: DELETE, TRACE and others
889 FTP: to use a different list command
891 CINIT(CUSTOMREQUEST, OBJECTPOINT, 36),
893 /* HTTP request, for odd commands like DELETE, TRACE and others */
894 CINIT(STDERR, OBJECTPOINT, 37),
898 /* send linked-list of post-transfer QUOTE commands */
899 CINIT(POSTQUOTE, OBJECTPOINT, 39),
901 /* Pass a pointer to string of the output using full variable-replacement
902 as described elsewhere. */
903 CINIT(WRITEINFO, OBJECTPOINT, 40),
905 CINIT(VERBOSE, LONG, 41), /* talk a lot */
906 CINIT(HEADER, LONG, 42), /* throw the header out too */
907 CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */
908 CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */
909 CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 300 */
910 CINIT(UPLOAD, LONG, 46), /* this is an upload */
911 CINIT(POST, LONG, 47), /* HTTP POST method */
912 CINIT(DIRLISTONLY, LONG, 48), /* return bare names when listing directories */
914 CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */
916 /* Specify whether to read the user+password from the .netrc or the URL.
917 * This must be one of the CURL_NETRC_* enums below. */
918 CINIT(NETRC, LONG, 51),
920 CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */
922 CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */
923 CINIT(PUT, LONG, 54), /* HTTP PUT */
927 /* Function that will be called instead of the internal progress display
928 * function. This function should be defined as the curl_progress_callback
929 * prototype defines. */
930 CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56),
932 /* Data passed to the progress callback */
933 CINIT(PROGRESSDATA, OBJECTPOINT, 57),
935 /* We want the referrer field set automatically when following locations */
936 CINIT(AUTOREFERER, LONG, 58),
938 /* Port of the proxy, can be set in the proxy string as well with:
940 CINIT(PROXYPORT, LONG, 59),
942 /* size of the POST input data, if strlen() is not good to use */
943 CINIT(POSTFIELDSIZE, LONG, 60),
945 /* tunnel non-http operations through a HTTP proxy */
946 CINIT(HTTPPROXYTUNNEL, LONG, 61),
948 /* Set the interface string to use as outgoing network interface */
949 CINIT(INTERFACE, OBJECTPOINT, 62),
951 /* Set the krb4/5 security level, this also enables krb4/5 awareness. This
952 * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string
953 * is set but doesn't match one of these, 'private' will be used. */
954 CINIT(KRBLEVEL, OBJECTPOINT, 63),
956 /* Set if we should verify the peer in ssl handshake, set 1 to verify. */
957 CINIT(SSL_VERIFYPEER, LONG, 64),
959 /* The CApath or CAfile used to validate the peer certificate
960 this option is used only if SSL_VERIFYPEER is true */
961 CINIT(CAINFO, OBJECTPOINT, 65),
966 /* Maximum number of http redirects to follow */
967 CINIT(MAXREDIRS, LONG, 68),
969 /* Pass a long set to 1 to get the date of the requested document (if
970 possible)! Pass a zero to shut it off. */
971 CINIT(FILETIME, LONG, 69),
973 /* This points to a linked list of telnet options */
974 CINIT(TELNETOPTIONS, OBJECTPOINT, 70),
976 /* Max amount of cached alive connections */
977 CINIT(MAXCONNECTS, LONG, 71),
979 /* What policy to use when closing connections when the cache is filled
981 CINIT(CLOSEPOLICY, LONG, 72),
985 /* Set to explicitly use a new connection for the upcoming transfer.
986 Do not use this unless you're absolutely sure of this, as it makes the
987 operation slower and is less friendly for the network. */
988 CINIT(FRESH_CONNECT, LONG, 74),
990 /* Set to explicitly forbid the upcoming transfer's connection to be re-used
991 when done. Do not use this unless you're absolutely sure of this, as it
992 makes the operation slower and is less friendly for the network. */
993 CINIT(FORBID_REUSE, LONG, 75),
995 /* Set to a file name that contains random data for libcurl to use to
996 seed the random engine when doing SSL connects. */
997 CINIT(RANDOM_FILE, OBJECTPOINT, 76),
999 /* Set to the Entropy Gathering Daemon socket pathname */
1000 CINIT(EGDSOCKET, OBJECTPOINT, 77),
1002 /* Time-out connect operations after this amount of seconds, if connects
1003 are OK within this time, then fine... This only aborts the connect
1004 phase. [Only works on unix-style/SIGALRM operating systems] */
1005 CINIT(CONNECTTIMEOUT, LONG, 78),
1007 /* Function that will be called to store headers (instead of fwrite). The
1008 * parameters will use fwrite() syntax, make sure to follow them. */
1009 CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79),
1011 /* Set this to force the HTTP request to get back to GET. Only really usable
1012 if POST, PUT or a custom request have been used first.
1014 CINIT(HTTPGET, LONG, 80),
1016 /* Set if we should verify the Common name from the peer certificate in ssl
1017 * handshake, set 1 to check existence, 2 to ensure that it matches the
1018 * provided hostname. */
1019 CINIT(SSL_VERIFYHOST, LONG, 81),
1021 /* Specify which file name to write all known cookies in after completed
1022 operation. Set file name to "-" (dash) to make it go to stdout. */
1023 CINIT(COOKIEJAR, OBJECTPOINT, 82),
1025 /* Specify which SSL ciphers to use */
1026 CINIT(SSL_CIPHER_LIST, OBJECTPOINT, 83),
1028 /* Specify which HTTP version to use! This must be set to one of the
1029 CURL_HTTP_VERSION* enums set below. */
1030 CINIT(HTTP_VERSION, LONG, 84),
1032 /* Specifically switch on or off the FTP engine's use of the EPSV command. By
1033 default, that one will always be attempted before the more traditional
1035 CINIT(FTP_USE_EPSV, LONG, 85),
1037 /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */
1038 CINIT(SSLCERTTYPE, OBJECTPOINT, 86),
1040 /* name of the file keeping your private SSL-key */
1041 CINIT(SSLKEY, OBJECTPOINT, 87),
1043 /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */
1044 CINIT(SSLKEYTYPE, OBJECTPOINT, 88),
1046 /* crypto engine for the SSL-sub system */
1047 CINIT(SSLENGINE, OBJECTPOINT, 89),
1049 /* set the crypto engine for the SSL-sub system as default
1050 the param has no meaning...
1052 CINIT(SSLENGINE_DEFAULT, LONG, 90),
1054 /* Non-zero value means to use the global dns cache */
1055 CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* To become OBSOLETE soon */
1057 /* DNS cache timeout */
1058 CINIT(DNS_CACHE_TIMEOUT, LONG, 92),
1060 /* send linked-list of pre-transfer QUOTE commands */
1061 CINIT(PREQUOTE, OBJECTPOINT, 93),
1063 /* set the debug function */
1064 CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94),
1066 /* set the data for the debug function */
1067 CINIT(DEBUGDATA, OBJECTPOINT, 95),
1069 /* mark this as start of a cookie session */
1070 CINIT(COOKIESESSION, LONG, 96),
1072 /* The CApath directory used to validate the peer certificate
1073 this option is used only if SSL_VERIFYPEER is true */
1074 CINIT(CAPATH, OBJECTPOINT, 97),
1076 /* Instruct libcurl to use a smaller receive buffer */
1077 CINIT(BUFFERSIZE, LONG, 98),
1079 /* Instruct libcurl to not use any signal/alarm handlers, even when using
1080 timeouts. This option is useful for multi-threaded applications.
1081 See libcurl-the-guide for more background information. */
1082 CINIT(NOSIGNAL, LONG, 99),
1084 /* Provide a CURLShare for mutexing non-ts data */
1085 CINIT(SHARE, OBJECTPOINT, 100),
1087 /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default),
1088 CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5. */
1089 CINIT(PROXYTYPE, LONG, 101),
1091 /* Set the Accept-Encoding string. Use this to tell a server you would like
1092 the response to be compressed. */
1093 CINIT(ENCODING, OBJECTPOINT, 102),
1095 /* Set pointer to private data */
1096 CINIT(PRIVATE, OBJECTPOINT, 103),
1098 /* Set aliases for HTTP 200 in the HTTP Response header */
1099 CINIT(HTTP200ALIASES, OBJECTPOINT, 104),
1101 /* Continue to send authentication (user+password) when following locations,
1102 even when hostname changed. This can potentially send off the name
1103 and password to whatever host the server decides. */
1104 CINIT(UNRESTRICTED_AUTH, LONG, 105),
1106 /* Specifically switch on or off the FTP engine's use of the EPRT command ( it
1107 also disables the LPRT attempt). By default, those ones will always be
1108 attempted before the good old traditional PORT command. */
1109 CINIT(FTP_USE_EPRT, LONG, 106),
1111 /* Set this to a bitmask value to enable the particular authentications
1112 methods you like. Use this in combination with CURLOPT_USERPWD.
1113 Note that setting multiple bits may cause extra network round-trips. */
1114 CINIT(HTTPAUTH, LONG, 107),
1116 /* Set the ssl context callback function, currently only for OpenSSL ssl_ctx
1117 in second argument. The function must be matching the
1118 curl_ssl_ctx_callback proto. */
1119 CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108),
1121 /* Set the userdata for the ssl context callback function's third
1123 CINIT(SSL_CTX_DATA, OBJECTPOINT, 109),
1125 /* FTP Option that causes missing dirs to be created on the remote server.
1126 In 7.19.4 we introduced the convenience enums for this option using the
1127 CURLFTP_CREATE_DIR prefix.
1129 CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110),
1131 /* Set this to a bitmask value to enable the particular authentications
1132 methods you like. Use this in combination with CURLOPT_PROXYUSERPWD.
1133 Note that setting multiple bits may cause extra network round-trips. */
1134 CINIT(PROXYAUTH, LONG, 111),
1136 /* FTP option that changes the timeout, in seconds, associated with
1137 getting a response. This is different from transfer timeout time and
1138 essentially places a demand on the FTP server to acknowledge commands
1139 in a timely manner. */
1140 CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112),
1141 #define CURLOPT_SERVER_RESPONSE_TIMEOUT CURLOPT_FTP_RESPONSE_TIMEOUT
1143 /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to
1144 tell libcurl to resolve names to those IP versions only. This only has
1145 affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */
1146 CINIT(IPRESOLVE, LONG, 113),
1148 /* Set this option to limit the size of a file that will be downloaded from
1149 an HTTP or FTP server.
1151 Note there is also _LARGE version which adds large file support for
1152 platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */
1153 CINIT(MAXFILESIZE, LONG, 114),
1155 /* See the comment for INFILESIZE above, but in short, specifies
1156 * the size of the file being uploaded. -1 means unknown.
1158 CINIT(INFILESIZE_LARGE, OFF_T, 115),
1160 /* Sets the continuation offset. There is also a LONG version of this;
1161 * look above for RESUME_FROM.
1163 CINIT(RESUME_FROM_LARGE, OFF_T, 116),
1165 /* Sets the maximum size of data that will be downloaded from
1166 * an HTTP or FTP server. See MAXFILESIZE above for the LONG version.
1168 CINIT(MAXFILESIZE_LARGE, OFF_T, 117),
1170 /* Set this option to the file name of your .netrc file you want libcurl
1171 to parse (using the CURLOPT_NETRC option). If not set, libcurl will do
1172 a poor attempt to find the user's home directory and check for a .netrc
1174 CINIT(NETRC_FILE, OBJECTPOINT, 118),
1176 /* Enable SSL/TLS for FTP, pick one of:
1177 CURLFTPSSL_TRY - try using SSL, proceed anyway otherwise
1178 CURLFTPSSL_CONTROL - SSL for the control connection or fail
1179 CURLFTPSSL_ALL - SSL for all communication or fail
1181 CINIT(USE_SSL, LONG, 119),
1183 /* The _LARGE version of the standard POSTFIELDSIZE option */
1184 CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120),
1186 /* Enable/disable the TCP Nagle algorithm */
1187 CINIT(TCP_NODELAY, LONG, 121),
1189 /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1190 /* 123 OBSOLETE. Gone in 7.16.0 */
1191 /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1192 /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1193 /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1194 /* 127 OBSOLETE. Gone in 7.16.0 */
1195 /* 128 OBSOLETE. Gone in 7.16.0 */
1197 /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option
1198 can be used to change libcurl's default action which is to first try
1199 "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK
1200 response has been received.
1202 Available parameters are:
1203 CURLFTPAUTH_DEFAULT - let libcurl decide
1204 CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS
1205 CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL
1207 CINIT(FTPSSLAUTH, LONG, 129),
1209 CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130),
1210 CINIT(IOCTLDATA, OBJECTPOINT, 131),
1212 /* 132 OBSOLETE. Gone in 7.16.0 */
1213 /* 133 OBSOLETE. Gone in 7.16.0 */
1215 /* zero terminated string for pass on to the FTP server when asked for
1217 CINIT(FTP_ACCOUNT, OBJECTPOINT, 134),
1219 /* feed cookies into cookie engine */
1220 CINIT(COOKIELIST, OBJECTPOINT, 135),
1222 /* ignore Content-Length */
1223 CINIT(IGNORE_CONTENT_LENGTH, LONG, 136),
1225 /* Set to non-zero to skip the IP address received in a 227 PASV FTP server
1226 response. Typically used for FTP-SSL purposes but is not restricted to
1227 that. libcurl will then instead use the same IP address it used for the
1228 control connection. */
1229 CINIT(FTP_SKIP_PASV_IP, LONG, 137),
1231 /* Select "file method" to use when doing FTP, see the curl_ftpmethod
1233 CINIT(FTP_FILEMETHOD, LONG, 138),
1235 /* Local port number to bind the socket to */
1236 CINIT(LOCALPORT, LONG, 139),
1238 /* Number of ports to try, including the first one set with LOCALPORT.
1239 Thus, setting it to 1 will make no additional attempts but the first.
1241 CINIT(LOCALPORTRANGE, LONG, 140),
1243 /* no transfer, set up connection and let application use the socket by
1244 extracting it with CURLINFO_LASTSOCKET */
1245 CINIT(CONNECT_ONLY, LONG, 141),
1247 /* Function that will be called to convert from the
1248 network encoding (instead of using the iconv calls in libcurl) */
1249 CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142),
1251 /* Function that will be called to convert to the
1252 network encoding (instead of using the iconv calls in libcurl) */
1253 CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143),
1255 /* Function that will be called to convert from UTF8
1256 (instead of using the iconv calls in libcurl)
1257 Note that this is used only for SSL certificate processing */
1258 CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144),
1260 /* if the connection proceeds too quickly then need to slow it down */
1261 /* limit-rate: maximum number of bytes per second to send or receive */
1262 CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145),
1263 CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146),
1265 /* Pointer to command string to send if USER/PASS fails. */
1266 CINIT(FTP_ALTERNATIVE_TO_USER, OBJECTPOINT, 147),
1268 /* callback function for setting socket options */
1269 CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148),
1270 CINIT(SOCKOPTDATA, OBJECTPOINT, 149),
1272 /* set to 0 to disable session ID re-use for this transfer, default is
1274 CINIT(SSL_SESSIONID_CACHE, LONG, 150),
1276 /* allowed SSH authentication methods */
1277 CINIT(SSH_AUTH_TYPES, LONG, 151),
1279 /* Used by scp/sftp to do public/private key authentication */
1280 CINIT(SSH_PUBLIC_KEYFILE, OBJECTPOINT, 152),
1281 CINIT(SSH_PRIVATE_KEYFILE, OBJECTPOINT, 153),
1283 /* Send CCC (Clear Command Channel) after authentication */
1284 CINIT(FTP_SSL_CCC, LONG, 154),
1286 /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */
1287 CINIT(TIMEOUT_MS, LONG, 155),
1288 CINIT(CONNECTTIMEOUT_MS, LONG, 156),
1290 /* set to zero to disable the libcurl's decoding and thus pass the raw body
1291 data to the application even when it is encoded/compressed */
1292 CINIT(HTTP_TRANSFER_DECODING, LONG, 157),
1293 CINIT(HTTP_CONTENT_DECODING, LONG, 158),
1295 /* Permission used when creating new files and directories on the remote
1296 server for protocols that support it, SFTP/SCP/FILE */
1297 CINIT(NEW_FILE_PERMS, LONG, 159),
1298 CINIT(NEW_DIRECTORY_PERMS, LONG, 160),
1300 /* Set the behaviour of POST when redirecting. Values must be set to one
1301 of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */
1302 CINIT(POSTREDIR, LONG, 161),
1304 /* used by scp/sftp to verify the host's public key */
1305 CINIT(SSH_HOST_PUBLIC_KEY_MD5, OBJECTPOINT, 162),
1307 /* Callback function for opening socket (instead of socket(2)). Optionally,
1308 callback is able change the address or refuse to connect returning
1309 CURL_SOCKET_BAD. The callback should have type
1310 curl_opensocket_callback */
1311 CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
1312 CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
1314 /* POST volatile input fields. */
1315 CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165),
1317 /* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy */
1318 CINIT(PROXY_TRANSFER_MODE, LONG, 166),
1320 /* Callback function for seeking in the input stream */
1321 CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167),
1322 CINIT(SEEKDATA, OBJECTPOINT, 168),
1325 CINIT(CRLFILE, OBJECTPOINT, 169),
1327 /* Issuer certificate */
1328 CINIT(ISSUERCERT, OBJECTPOINT, 170),
1330 /* (IPv6) Address scope */
1331 CINIT(ADDRESS_SCOPE, LONG, 171),
1333 /* Collect certificate chain info and allow it to get retrievable with
1334 CURLINFO_CERTINFO after the transfer is complete. (Unfortunately) only
1335 working with OpenSSL-powered builds. */
1336 CINIT(CERTINFO, LONG, 172),
1338 /* "name" and "pwd" to use when fetching. */
1339 CINIT(USERNAME, OBJECTPOINT, 173),
1340 CINIT(PASSWORD, OBJECTPOINT, 174),
1342 /* "name" and "pwd" to use with Proxy when fetching. */
1343 CINIT(PROXYUSERNAME, OBJECTPOINT, 175),
1344 CINIT(PROXYPASSWORD, OBJECTPOINT, 176),
1346 /* Comma separated list of hostnames defining no-proxy zones. These should
1347 match both hostnames directly, and hostnames within a domain. For
1348 example, local.com will match local.com and www.local.com, but NOT
1349 notlocal.com or www.notlocal.com. For compatibility with other
1350 implementations of this, .local.com will be considered to be the same as
1351 local.com. A single * is the only valid wildcard, and effectively
1352 disables the use of proxy. */
1353 CINIT(NOPROXY, OBJECTPOINT, 177),
1355 /* block size for TFTP transfers */
1356 CINIT(TFTP_BLKSIZE, LONG, 178),
1359 CINIT(SOCKS5_GSSAPI_SERVICE, OBJECTPOINT, 179),
1362 CINIT(SOCKS5_GSSAPI_NEC, LONG, 180),
1364 /* set the bitmask for the protocols that are allowed to be used for the
1365 transfer, which thus helps the app which takes URLs from users or other
1366 external inputs and want to restrict what protocol(s) to deal
1367 with. Defaults to CURLPROTO_ALL. */
1368 CINIT(PROTOCOLS, LONG, 181),
1370 /* set the bitmask for the protocols that libcurl is allowed to follow to,
1371 as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
1372 to be set in both bitmasks to be allowed to get redirected to. Defaults
1373 to all protocols except FILE and SCP. */
1374 CINIT(REDIR_PROTOCOLS, LONG, 182),
1376 /* set the SSH knownhost file name to use */
1377 CINIT(SSH_KNOWNHOSTS, OBJECTPOINT, 183),
1379 /* set the SSH host key callback, must point to a curl_sshkeycallback
1381 CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184),
1383 /* set the SSH host key callback custom pointer */
1384 CINIT(SSH_KEYDATA, OBJECTPOINT, 185),
1386 /* set the SMTP mail originator */
1387 CINIT(MAIL_FROM, OBJECTPOINT, 186),
1389 /* set the SMTP mail receiver(s) */
1390 CINIT(MAIL_RCPT, OBJECTPOINT, 187),
1392 /* FTP: send PRET before PASV */
1393 CINIT(FTP_USE_PRET, LONG, 188),
1395 /* RTSP request method (OPTIONS, SETUP, PLAY, etc...) */
1396 CINIT(RTSP_REQUEST, LONG, 189),
1398 /* The RTSP session identifier */
1399 CINIT(RTSP_SESSION_ID, OBJECTPOINT, 190),
1401 /* The RTSP stream URI */
1402 CINIT(RTSP_STREAM_URI, OBJECTPOINT, 191),
1404 /* The Transport: header to use in RTSP requests */
1405 CINIT(RTSP_TRANSPORT, OBJECTPOINT, 192),
1407 /* Manually initialize the client RTSP CSeq for this handle */
1408 CINIT(RTSP_CLIENT_CSEQ, LONG, 193),
1410 /* Manually initialize the server RTSP CSeq for this handle */
1411 CINIT(RTSP_SERVER_CSEQ, LONG, 194),
1413 /* The stream to pass to INTERLEAVEFUNCTION. */
1414 CINIT(INTERLEAVEDATA, OBJECTPOINT, 195),
1416 /* Let the application define a custom write method for RTP data */
1417 CINIT(INTERLEAVEFUNCTION, FUNCTIONPOINT, 196),
1419 /* Turn on wildcard matching */
1420 CINIT(WILDCARDMATCH, LONG, 197),
1422 /* Directory matching callback called before downloading of an
1423 individual file (chunk) started */
1424 CINIT(CHUNK_BGN_FUNCTION, FUNCTIONPOINT, 198),
1426 /* Directory matching callback called after the file (chunk)
1427 was downloaded, or skipped */
1428 CINIT(CHUNK_END_FUNCTION, FUNCTIONPOINT, 199),
1430 /* Change match (fnmatch-like) callback for wildcard matching */
1431 CINIT(FNMATCH_FUNCTION, FUNCTIONPOINT, 200),
1433 /* Let the application define custom chunk data pointer */
1434 CINIT(CHUNK_DATA, OBJECTPOINT, 201),
1436 /* FNMATCH_FUNCTION user pointer */
1437 CINIT(FNMATCH_DATA, OBJECTPOINT, 202),
1439 CURLOPT_LASTENTRY /* the last unused */
1442 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
1443 the obsolete stuff removed! */
1445 /* Backwards compatibility with older names */
1446 /* These are scheduled to disappear by 2011 */
1448 /* This was added in version 7.19.1 */
1449 #define CURLOPT_POST301 CURLOPT_POSTREDIR
1451 /* These are scheduled to disappear by 2009 */
1453 /* The following were added in 7.17.0 */
1454 #define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD
1455 #define CURLOPT_FTPAPPEND CURLOPT_APPEND
1456 #define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY
1457 #define CURLOPT_FTP_SSL CURLOPT_USE_SSL
1459 /* The following were added earlier */
1461 #define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD
1462 #define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL
1465 /* This is set if CURL_NO_OLDIES is defined at compile-time */
1466 #undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */
1470 /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host
1471 name resolves addresses using more than one IP protocol version, this
1472 option might be handy to force libcurl to use a specific IP version. */
1473 #define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP
1474 versions that your system allows */
1475 #define CURL_IPRESOLVE_V4 1 /* resolve to ipv4 addresses */
1476 #define CURL_IPRESOLVE_V6 2 /* resolve to ipv6 addresses */
1478 /* three convenient "aliases" that follow the name scheme better */
1479 #define CURLOPT_WRITEDATA CURLOPT_FILE
1480 #define CURLOPT_READDATA CURLOPT_INFILE
1481 #define CURLOPT_HEADERDATA CURLOPT_WRITEHEADER
1482 #define CURLOPT_RTSPHEADER CURLOPT_HTTPHEADER
1484 /* These enums are for use with the CURLOPT_HTTP_VERSION option. */
1486 CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd
1487 like the library to choose the best possible
1489 CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */
1490 CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */
1492 CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */
1496 * Public API enums for RTSP requests
1499 CURL_RTSPREQ_NONE, /* first in list */
1500 CURL_RTSPREQ_OPTIONS,
1501 CURL_RTSPREQ_DESCRIBE,
1502 CURL_RTSPREQ_ANNOUNCE,
1506 CURL_RTSPREQ_TEARDOWN,
1507 CURL_RTSPREQ_GET_PARAMETER,
1508 CURL_RTSPREQ_SET_PARAMETER,
1509 CURL_RTSPREQ_RECORD,
1510 CURL_RTSPREQ_RECEIVE,
1511 CURL_RTSPREQ_LAST /* last in list */
1514 /* These enums are for use with the CURLOPT_NETRC option. */
1515 enum CURL_NETRC_OPTION {
1516 CURL_NETRC_IGNORED, /* The .netrc will never be read.
1517 * This is the default. */
1518 CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred
1519 * to one in the .netrc. */
1520 CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored.
1521 * Unless one is set programmatically, the .netrc
1522 * will be queried. */
1527 CURL_SSLVERSION_DEFAULT,
1528 CURL_SSLVERSION_TLSv1,
1529 CURL_SSLVERSION_SSLv2,
1530 CURL_SSLVERSION_SSLv3,
1532 CURL_SSLVERSION_LAST /* never use, keep last */
1535 /* symbols to use with CURLOPT_POSTREDIR.
1536 CURL_REDIR_POST_301 and CURL_REDIR_POST_302 can be bitwise ORed so that
1537 CURL_REDIR_POST_301 | CURL_REDIR_POST_302 == CURL_REDIR_POST_ALL */
1539 #define CURL_REDIR_GET_ALL 0
1540 #define CURL_REDIR_POST_301 1
1541 #define CURL_REDIR_POST_302 2
1542 #define CURL_REDIR_POST_ALL (CURL_REDIR_POST_301|CURL_REDIR_POST_302)
1547 CURL_TIMECOND_IFMODSINCE,
1548 CURL_TIMECOND_IFUNMODSINCE,
1549 CURL_TIMECOND_LASTMOD,
1555 /* curl_strequal() and curl_strnequal() are subject for removal in a future
1556 libcurl, see lib/README.curlx for details */
1557 CURL_EXTERN int (curl_strequal)(const char *s1, const char *s2);
1558 CURL_EXTERN int (curl_strnequal)(const char *s1, const char *s2, size_t n);
1560 /* name is uppercase CURLFORM_<name> */
1566 #define CFINIT(name) CURLFORM_ ## name
1568 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
1569 #define CFINIT(name) CURLFORM_/**/name
1573 CFINIT(NOTHING), /********* the first one is unused ************/
1579 CFINIT(COPYCONTENTS),
1580 CFINIT(PTRCONTENTS),
1581 CFINIT(CONTENTSLENGTH),
1582 CFINIT(FILECONTENT),
1589 CFINIT(BUFFERLENGTH),
1591 CFINIT(CONTENTTYPE),
1592 CFINIT(CONTENTHEADER),
1599 CURLFORM_LASTENTRY /* the last unused */
1602 #undef CFINIT /* done */
1604 /* structure to be used as parameter for CURLFORM_ARRAY */
1606 CURLformoption option;
1610 /* use this for multipart formpost building */
1611 /* Returns code for curl_formadd()
1614 * CURL_FORMADD_OK on success
1615 * CURL_FORMADD_MEMORY if the FormInfo allocation fails
1616 * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form
1617 * CURL_FORMADD_NULL if a null pointer was given for a char
1618 * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed
1619 * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used
1620 * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error)
1621 * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated
1622 * CURL_FORMADD_MEMORY if some allocation for string copying failed.
1623 * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array
1625 ***************************************************************************/
1627 CURL_FORMADD_OK, /* first, no error */
1629 CURL_FORMADD_MEMORY,
1630 CURL_FORMADD_OPTION_TWICE,
1632 CURL_FORMADD_UNKNOWN_OPTION,
1633 CURL_FORMADD_INCOMPLETE,
1634 CURL_FORMADD_ILLEGAL_ARRAY,
1635 CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */
1637 CURL_FORMADD_LAST /* last */
1641 * NAME curl_formadd()
1645 * Pretty advanced function for building multi-part formposts. Each invoke
1646 * adds one part that together construct a full post. Then use
1647 * CURLOPT_HTTPPOST to send it off to libcurl.
1649 CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost,
1650 struct curl_httppost **last_post,
1654 * callback function for curl_formget()
1655 * The void *arg pointer will be the one passed as second argument to
1657 * The character buffer passed to it must not be freed.
1658 * Should return the buffer length passed to it as the argument "len" on
1661 typedef size_t (*curl_formget_callback)(void *arg, const char *buf, size_t len);
1664 * NAME curl_formget()
1668 * Serialize a curl_httppost struct built with curl_formadd().
1669 * Accepts a void pointer as second argument which will be passed to
1670 * the curl_formget_callback function.
1671 * Returns 0 on success.
1673 CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg,
1674 curl_formget_callback append);
1676 * NAME curl_formfree()
1680 * Free a multipart formpost previously built with curl_formadd().
1682 CURL_EXTERN void curl_formfree(struct curl_httppost *form);
1685 * NAME curl_getenv()
1689 * Returns a malloc()'ed string that MUST be curl_free()ed after usage is
1690 * complete. DEPRECATED - see lib/README.curlx
1692 CURL_EXTERN char *curl_getenv(const char *variable);
1695 * NAME curl_version()
1699 * Returns a static ascii string of the libcurl version.
1701 CURL_EXTERN char *curl_version(void);
1704 * NAME curl_easy_escape()
1708 * Escapes URL strings (converts all letters consider illegal in URLs to their
1709 * %XX versions). This function returns a new allocated string or NULL if an
1712 CURL_EXTERN char *curl_easy_escape(CURL *handle,
1716 /* the previous version: */
1717 CURL_EXTERN char *curl_escape(const char *string,
1722 * NAME curl_easy_unescape()
1726 * Unescapes URL encoding in strings (converts all %XX codes to their 8bit
1727 * versions). This function returns a new allocated string or NULL if an error
1729 * Conversion Note: On non-ASCII platforms the ASCII %XX codes are
1730 * converted into the host encoding.
1732 CURL_EXTERN char *curl_easy_unescape(CURL *handle,
1737 /* the previous version */
1738 CURL_EXTERN char *curl_unescape(const char *string,
1746 * Provided for de-allocation in the same translation unit that did the
1747 * allocation. Added in libcurl 7.10
1749 CURL_EXTERN void curl_free(void *p);
1752 * NAME curl_global_init()
1756 * curl_global_init() should be invoked exactly once for each application that
1757 * uses libcurl and before any call of other libcurl functions.
1759 * This function is not thread-safe!
1761 CURL_EXTERN CURLcode curl_global_init(long flags);
1764 * NAME curl_global_init_mem()
1768 * curl_global_init() or curl_global_init_mem() should be invoked exactly once
1769 * for each application that uses libcurl. This function can be used to
1770 * initialize libcurl and set user defined memory management callback
1771 * functions. Users can implement memory management routines to check for
1772 * memory leaks, check for mis-use of the curl library etc. User registered
1773 * callback routines with be invoked by this library instead of the system
1774 * memory management routines like malloc, free etc.
1776 CURL_EXTERN CURLcode curl_global_init_mem(long flags,
1777 curl_malloc_callback m,
1778 curl_free_callback f,
1779 curl_realloc_callback r,
1780 curl_strdup_callback s,
1781 curl_calloc_callback c);
1784 * NAME curl_global_cleanup()
1788 * curl_global_cleanup() should be invoked exactly once for each application
1791 CURL_EXTERN void curl_global_cleanup(void);
1793 /* linked-list structure for the CURLOPT_QUOTE option (and other) */
1796 struct curl_slist *next;
1800 * NAME curl_slist_append()
1804 * Appends a string to a linked list. If no list exists, it will be created
1805 * first. Returns the new list, after appending.
1807 CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *,
1811 * NAME curl_slist_free_all()
1815 * free a previously built curl_slist.
1817 CURL_EXTERN void curl_slist_free_all(struct curl_slist *);
1820 * NAME curl_getdate()
1824 * Returns the time, in seconds since 1 Jan 1970 of the time string given in
1825 * the first argument. The time argument in the second parameter is unused
1826 * and should be set to NULL.
1828 CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused);
1830 /* info about the certificate chain, only for OpenSSL builds. Asked
1831 for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */
1832 struct curl_certinfo {
1833 int num_of_certs; /* number of certificates with information */
1834 struct curl_slist **certinfo; /* for each index in this array, there's a
1835 linked list with textual information in the
1836 format "name: value" */
1839 #define CURLINFO_STRING 0x100000
1840 #define CURLINFO_LONG 0x200000
1841 #define CURLINFO_DOUBLE 0x300000
1842 #define CURLINFO_SLIST 0x400000
1843 #define CURLINFO_MASK 0x0fffff
1844 #define CURLINFO_TYPEMASK 0xf00000
1847 CURLINFO_NONE, /* first, never use this */
1848 CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1,
1849 CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2,
1850 CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3,
1851 CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4,
1852 CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5,
1853 CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6,
1854 CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7,
1855 CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8,
1856 CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9,
1857 CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10,
1858 CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11,
1859 CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12,
1860 CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13,
1861 CURLINFO_FILETIME = CURLINFO_LONG + 14,
1862 CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15,
1863 CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16,
1864 CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17,
1865 CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18,
1866 CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19,
1867 CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20,
1868 CURLINFO_PRIVATE = CURLINFO_STRING + 21,
1869 CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22,
1870 CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23,
1871 CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24,
1872 CURLINFO_OS_ERRNO = CURLINFO_LONG + 25,
1873 CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26,
1874 CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27,
1875 CURLINFO_COOKIELIST = CURLINFO_SLIST + 28,
1876 CURLINFO_LASTSOCKET = CURLINFO_LONG + 29,
1877 CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30,
1878 CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31,
1879 CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32,
1880 CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33,
1881 CURLINFO_CERTINFO = CURLINFO_SLIST + 34,
1882 CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35,
1883 CURLINFO_RTSP_SESSION_ID = CURLINFO_STRING + 36,
1884 CURLINFO_RTSP_CLIENT_CSEQ = CURLINFO_LONG + 37,
1885 CURLINFO_RTSP_SERVER_CSEQ = CURLINFO_LONG + 38,
1886 CURLINFO_RTSP_CSEQ_RECV = CURLINFO_LONG + 39,
1887 CURLINFO_PRIMARY_PORT = CURLINFO_LONG + 40,
1888 CURLINFO_LOCAL_IP = CURLINFO_STRING + 41,
1889 CURLINFO_LOCAL_PORT = CURLINFO_LONG + 42,
1890 /* Fill in new entries below here! */
1892 CURLINFO_LASTONE = 42
1895 /* CURLINFO_RESPONSE_CODE is the new name for the option previously known as
1896 CURLINFO_HTTP_CODE */
1897 #define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE
1900 CURLCLOSEPOLICY_NONE, /* first, never use this */
1902 CURLCLOSEPOLICY_OLDEST,
1903 CURLCLOSEPOLICY_LEAST_RECENTLY_USED,
1904 CURLCLOSEPOLICY_LEAST_TRAFFIC,
1905 CURLCLOSEPOLICY_SLOWEST,
1906 CURLCLOSEPOLICY_CALLBACK,
1908 CURLCLOSEPOLICY_LAST /* last, never use this */
1911 #define CURL_GLOBAL_SSL (1<<0)
1912 #define CURL_GLOBAL_WIN32 (1<<1)
1913 #define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32)
1914 #define CURL_GLOBAL_NOTHING 0
1915 #define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL
1918 /*****************************************************************************
1919 * Setup defines, protos etc for the sharing stuff.
1922 /* Different data locks for a single share */
1924 CURL_LOCK_DATA_NONE = 0,
1925 /* CURL_LOCK_DATA_SHARE is used internally to say that
1926 * the locking is just made to change the internal state of the share
1929 CURL_LOCK_DATA_SHARE,
1930 CURL_LOCK_DATA_COOKIE,
1932 CURL_LOCK_DATA_SSL_SESSION,
1933 CURL_LOCK_DATA_CONNECT,
1937 /* Different lock access types */
1939 CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */
1940 CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */
1941 CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */
1942 CURL_LOCK_ACCESS_LAST /* never use */
1945 typedef void (*curl_lock_function)(CURL *handle,
1946 curl_lock_data data,
1947 curl_lock_access locktype,
1949 typedef void (*curl_unlock_function)(CURL *handle,
1950 curl_lock_data data,
1953 typedef void CURLSH;
1956 CURLSHE_OK, /* all is fine */
1957 CURLSHE_BAD_OPTION, /* 1 */
1958 CURLSHE_IN_USE, /* 2 */
1959 CURLSHE_INVALID, /* 3 */
1960 CURLSHE_NOMEM, /* out of memory */
1961 CURLSHE_LAST /* never use */
1965 CURLSHOPT_NONE, /* don't use */
1966 CURLSHOPT_SHARE, /* specify a data type to share */
1967 CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */
1968 CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */
1969 CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */
1970 CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock
1971 callback functions */
1972 CURLSHOPT_LAST /* never use */
1975 CURL_EXTERN CURLSH *curl_share_init(void);
1976 CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...);
1977 CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *);
1979 /****************************************************************************
1980 * Structures for querying information about the curl library at runtime.
1988 CURLVERSION_LAST /* never actually use this */
1991 /* The 'CURLVERSION_NOW' is the symbolic name meant to be used by
1992 basically all programs ever that want to get version information. It is
1993 meant to be a built-in version number for what kind of struct the caller
1994 expects. If the struct ever changes, we redefine the NOW to another enum
1996 #define CURLVERSION_NOW CURLVERSION_FOURTH
1999 CURLversion age; /* age of the returned struct */
2000 const char *version; /* LIBCURL_VERSION */
2001 unsigned int version_num; /* LIBCURL_VERSION_NUM */
2002 const char *host; /* OS/host/cpu/machine when configured */
2003 int features; /* bitmask, see defines below */
2004 const char *ssl_version; /* human readable string */
2005 long ssl_version_num; /* not used anymore, always 0 */
2006 const char *libz_version; /* human readable string */
2007 /* protocols is terminated by an entry with a NULL protoname */
2008 const char * const *protocols;
2010 /* The fields below this were added in CURLVERSION_SECOND */
2014 /* This field was added in CURLVERSION_THIRD */
2017 /* These field were added in CURLVERSION_FOURTH */
2019 /* Same as '_libiconv_version' if built with HAVE_ICONV */
2022 const char *libssh_version; /* human readable string */
2024 } curl_version_info_data;
2026 #define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */
2027 #define CURL_VERSION_KERBEROS4 (1<<1) /* kerberos auth is supported */
2028 #define CURL_VERSION_SSL (1<<2) /* SSL options are present */
2029 #define CURL_VERSION_LIBZ (1<<3) /* libz features are present */
2030 #define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */
2031 #define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth support */
2032 #define CURL_VERSION_DEBUG (1<<6) /* built with debug capabilities */
2033 #define CURL_VERSION_ASYNCHDNS (1<<7) /* asynchronous dns resolves */
2034 #define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth */
2035 #define CURL_VERSION_LARGEFILE (1<<9) /* supports files bigger than 2GB */
2036 #define CURL_VERSION_IDN (1<<10) /* International Domain Names support */
2037 #define CURL_VERSION_SSPI (1<<11) /* SSPI is supported */
2038 #define CURL_VERSION_CONV (1<<12) /* character conversions supported */
2039 #define CURL_VERSION_CURLDEBUG (1<<13) /* debug memory tracking supported */
2042 * NAME curl_version_info()
2046 * This function returns a pointer to a static copy of the version info
2047 * struct. See above.
2049 CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion);
2052 * NAME curl_easy_strerror()
2056 * The curl_easy_strerror function may be used to turn a CURLcode value
2057 * into the equivalent human readable error string. This is useful
2058 * for printing meaningful error messages.
2060 CURL_EXTERN const char *curl_easy_strerror(CURLcode);
2063 * NAME curl_share_strerror()
2067 * The curl_share_strerror function may be used to turn a CURLSHcode value
2068 * into the equivalent human readable error string. This is useful
2069 * for printing meaningful error messages.
2071 CURL_EXTERN const char *curl_share_strerror(CURLSHcode);
2074 * NAME curl_easy_pause()
2078 * The curl_easy_pause function pauses or unpauses transfers. Select the new
2079 * state by setting the bitmask, use the convenience defines below.
2082 CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask);
2084 #define CURLPAUSE_RECV (1<<0)
2085 #define CURLPAUSE_RECV_CONT (0)
2087 #define CURLPAUSE_SEND (1<<2)
2088 #define CURLPAUSE_SEND_CONT (0)
2090 #define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND)
2091 #define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT)
2097 /* unfortunately, the easy.h and multi.h include files need options and info
2098 stuff before they can be included! */
2099 #include "easy.h" /* nothing in curl is fun without the easy stuff */
2102 /* the typechecker doesn't work in C++ (yet) */
2103 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && \
2104 ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \
2105 !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK)
2106 #include "typecheck-gcc.h"
2108 #if defined(__STDC__) && (__STDC__ >= 1)
2109 /* This preprocessor magic that replaces a call with the exact same call is
2110 only done to make sure application authors pass exactly three arguments
2111 to these functions. */
2112 #define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param)
2113 #define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg)
2114 #define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
2115 #define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
2116 #endif /* __STDC__ >= 1 */
2117 #endif /* gcc >= 4.3 && !__cplusplus */
2119 #endif /* __CURL_CURL_H */