3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2009, 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.
24 ***************************************************************************/
27 * If you have libcurl problems, all docs and details are found here:
28 * http://curl.haxx.se/libcurl/
30 * curl-library mailing list subscription and unsubscription web interface:
31 * http://cool.haxx.se/mailman/listinfo/curl-library/
34 #include "curlver.h" /* libcurl version defines */
35 #include "curlbuild.h" /* libcurl build definitions */
36 #include "curlrules.h" /* libcurl rules enforcement */
39 * Define WIN32 when build target is Win32 API
42 #if (defined(_WIN32) || defined(__WIN32__)) && \
43 !defined(WIN32) && !defined(__SYMBIAN32__)
50 /* The include stuff here below is mainly for time_t! */
51 #include <sys/types.h>
54 #if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__GNUC__) && \
55 !defined(__CYGWIN__) || defined(__MINGW32__)
56 #if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H))
57 /* The check above prevents the winsock2 inclusion if winsock.h already was
58 included, since they can't co-exist without problems */
64 /* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
65 libc5-based Linux systems. Only include it on system that are known to
67 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
68 defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
70 #include <sys/select.h>
74 #include <sys/socket.h>
76 #if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__)
79 #include <sys/types.h>
83 #include <support/SupportDefs.h>
93 * Decorate exportable functions for Win32 and Symbian OS DLL linking.
94 * This avoids using a .def file for building libcurl.dll.
96 #if (defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)) && \
97 !defined(CURL_STATICLIB)
98 #if defined(BUILDING_LIBCURL)
99 #define CURL_EXTERN __declspec(dllexport)
101 #define CURL_EXTERN __declspec(dllimport)
105 #ifdef CURL_HIDDEN_SYMBOLS
107 * This definition is used to make external definitions visible in the
108 * shared library when symbols are hidden by default. It makes no
109 * difference when compiling applications whether this is set or not,
110 * only when compiling the library.
112 #define CURL_EXTERN CURL_EXTERN_SYMBOL
118 #ifndef curl_socket_typedef
121 typedef SOCKET curl_socket_t;
122 #define CURL_SOCKET_BAD INVALID_SOCKET
124 typedef int curl_socket_t;
125 #define CURL_SOCKET_BAD -1
127 #define curl_socket_typedef
128 #endif /* curl_socket_typedef */
130 struct curl_httppost {
131 struct curl_httppost *next; /* next entry in the list */
132 char *name; /* pointer to allocated name */
133 long namelength; /* length of name length */
134 char *contents; /* pointer to allocated data contents */
135 long contentslength; /* length of contents field */
136 char *buffer; /* pointer to allocated buffer contents */
137 long bufferlength; /* length of buffer field */
138 char *contenttype; /* Content-Type */
139 struct curl_slist* contentheader; /* list of extra headers for this form */
140 struct curl_httppost *more; /* if one field name has more than one
141 file, this link should link to following
143 long flags; /* as defined below */
144 #define HTTPPOST_FILENAME (1<<0) /* specified content is a file name */
145 #define HTTPPOST_READFILE (1<<1) /* specified content is a file name */
146 #define HTTPPOST_PTRNAME (1<<2) /* name is only stored pointer
147 do not free in formfree */
148 #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer
149 do not free in formfree */
150 #define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */
151 #define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */
152 #define HTTPPOST_CALLBACK (1<<6) /* upload file contents by using the
153 regular read callback to get the data
154 and pass the given pointer as custom
157 char *showfilename; /* The file name to show. If not set, the
158 actual file name will be used (if this
160 void *userp; /* custom pointer used for
161 HTTPPOST_CALLBACK posts */
164 typedef int (*curl_progress_callback)(void *clientp,
170 #ifndef CURL_MAX_WRITE_SIZE
171 /* Tests have proven that 20K is a very bad buffer size for uploads on
172 Windows, while 16K for some odd reason performed a lot better.
173 We do the ifndef check to allow this value to easier be changed at build
174 time for those who feel adventurous. */
175 #define CURL_MAX_WRITE_SIZE 16384
177 /* This is a magic return code for the write callback that, when returned,
178 will signal libcurl to pause receiving on the current transfer. */
179 #define CURL_WRITEFUNC_PAUSE 0x10000001
180 typedef size_t (*curl_write_callback)(char *buffer,
185 /* These are the return codes for the seek callbacks */
186 #define CURL_SEEKFUNC_OK 0
187 #define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */
188 #define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so
189 libcurl might try other means instead */
190 typedef int (*curl_seek_callback)(void *instream,
192 int origin); /* 'whence' */
194 /* This is a return code for the read callback that, when returned, will
195 signal libcurl to immediately abort the current transfer. */
196 #define CURL_READFUNC_ABORT 0x10000000
197 /* This is a return code for the read callback that, when returned, will
198 signal libcurl to pause sending data on the current transfer. */
199 #define CURL_READFUNC_PAUSE 0x10000001
201 typedef size_t (*curl_read_callback)(char *buffer,
207 CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
208 CURLSOCKTYPE_LAST /* never use */
211 typedef int (*curl_sockopt_callback)(void *clientp,
212 curl_socket_t curlfd,
213 curlsocktype purpose);
215 struct curl_sockaddr {
219 unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it
220 turned really ugly and painful on the systems that
222 struct sockaddr addr;
225 typedef curl_socket_t
226 (*curl_opensocket_callback)(void *clientp,
227 curlsocktype purpose,
228 struct curl_sockaddr *address);
230 #ifndef CURL_NO_OLDIES
231 /* not used since 7.10.8, will be removed in a future release */
232 typedef int (*curl_passwd_callback)(void *clientp,
239 CURLIOE_OK, /* I/O operation successful */
240 CURLIOE_UNKNOWNCMD, /* command was unknown to callback */
241 CURLIOE_FAILRESTART, /* failed to restart the read */
242 CURLIOE_LAST /* never use */
246 CURLIOCMD_NOP, /* no operation */
247 CURLIOCMD_RESTARTREAD, /* restart the read stream from start */
248 CURLIOCMD_LAST /* never use */
251 typedef curlioerr (*curl_ioctl_callback)(CURL *handle,
256 * The following typedef's are signatures of malloc, free, realloc, strdup and
257 * calloc respectively. Function pointers of these types can be passed to the
258 * curl_global_init_mem() function to set user defined memory management
261 typedef void *(*curl_malloc_callback)(size_t size);
262 typedef void (*curl_free_callback)(void *ptr);
263 typedef void *(*curl_realloc_callback)(void *ptr, size_t size);
264 typedef char *(*curl_strdup_callback)(const char *str);
265 typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size);
267 /* the kind of data that is passed to information_callback*/
270 CURLINFO_HEADER_IN, /* 1 */
271 CURLINFO_HEADER_OUT, /* 2 */
272 CURLINFO_DATA_IN, /* 3 */
273 CURLINFO_DATA_OUT, /* 4 */
274 CURLINFO_SSL_DATA_IN, /* 5 */
275 CURLINFO_SSL_DATA_OUT, /* 6 */
279 typedef int (*curl_debug_callback)
280 (CURL *handle, /* the handle/transfer this concerns */
281 curl_infotype type, /* what kind of data */
282 char *data, /* points to the data */
283 size_t size, /* size of the data pointed to */
284 void *userptr); /* whatever the user please */
286 /* All possible error codes from all sorts of curl functions. Future versions
287 may return other values, stay prepared.
289 Always add new return codes last. Never *EVER* remove any. The return
290 codes must remain the same!
295 CURLE_UNSUPPORTED_PROTOCOL, /* 1 */
296 CURLE_FAILED_INIT, /* 2 */
297 CURLE_URL_MALFORMAT, /* 3 */
298 CURLE_OBSOLETE4, /* 4 - NOT USED */
299 CURLE_COULDNT_RESOLVE_PROXY, /* 5 */
300 CURLE_COULDNT_RESOLVE_HOST, /* 6 */
301 CURLE_COULDNT_CONNECT, /* 7 */
302 CURLE_FTP_WEIRD_SERVER_REPLY, /* 8 */
303 CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server
304 due to lack of access - when login fails
305 this is not returned. */
306 CURLE_OBSOLETE10, /* 10 - NOT USED */
307 CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */
308 CURLE_OBSOLETE12, /* 12 - NOT USED */
309 CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */
310 CURLE_FTP_WEIRD_227_FORMAT, /* 14 */
311 CURLE_FTP_CANT_GET_HOST, /* 15 */
312 CURLE_OBSOLETE16, /* 16 - NOT USED */
313 CURLE_FTP_COULDNT_SET_TYPE, /* 17 */
314 CURLE_PARTIAL_FILE, /* 18 */
315 CURLE_FTP_COULDNT_RETR_FILE, /* 19 */
316 CURLE_OBSOLETE20, /* 20 - NOT USED */
317 CURLE_QUOTE_ERROR, /* 21 - quote command failure */
318 CURLE_HTTP_RETURNED_ERROR, /* 22 */
319 CURLE_WRITE_ERROR, /* 23 */
320 CURLE_OBSOLETE24, /* 24 - NOT USED */
321 CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */
322 CURLE_READ_ERROR, /* 26 - couldn't open/read from file */
323 CURLE_OUT_OF_MEMORY, /* 27 */
324 /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error
325 instead of a memory allocation error if CURL_DOES_CONVERSIONS
328 CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */
329 CURLE_OBSOLETE29, /* 29 - NOT USED */
330 CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */
331 CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */
332 CURLE_OBSOLETE32, /* 32 - NOT USED */
333 CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */
334 CURLE_HTTP_POST_ERROR, /* 34 */
335 CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */
336 CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */
337 CURLE_FILE_COULDNT_READ_FILE, /* 37 */
338 CURLE_LDAP_CANNOT_BIND, /* 38 */
339 CURLE_LDAP_SEARCH_FAILED, /* 39 */
340 CURLE_OBSOLETE40, /* 40 - NOT USED */
341 CURLE_FUNCTION_NOT_FOUND, /* 41 */
342 CURLE_ABORTED_BY_CALLBACK, /* 42 */
343 CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */
344 CURLE_OBSOLETE44, /* 44 - NOT USED */
345 CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */
346 CURLE_OBSOLETE46, /* 46 - NOT USED */
347 CURLE_TOO_MANY_REDIRECTS , /* 47 - catch endless re-direct loops */
348 CURLE_UNKNOWN_TELNET_OPTION, /* 48 - User specified an unknown option */
349 CURLE_TELNET_OPTION_SYNTAX , /* 49 - Malformed telnet option */
350 CURLE_OBSOLETE50, /* 50 - NOT USED */
351 CURLE_PEER_FAILED_VERIFICATION, /* 51 - peer's certificate or fingerprint
352 wasn't verified fine */
353 CURLE_GOT_NOTHING, /* 52 - when this is a specific error */
354 CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */
355 CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as
357 CURLE_SEND_ERROR, /* 55 - failed sending network data */
358 CURLE_RECV_ERROR, /* 56 - failure in receiving network data */
359 CURLE_OBSOLETE57, /* 57 - NOT IN USE */
360 CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */
361 CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */
362 CURLE_SSL_CACERT, /* 60 - problem with the CA cert (path?) */
363 CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized transfer encoding */
364 CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */
365 CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */
366 CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */
367 CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind
369 CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */
370 CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not
371 accepted and we failed to login */
372 CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */
373 CURLE_TFTP_PERM, /* 69 - permission problem on server */
374 CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */
375 CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */
376 CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */
377 CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */
378 CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */
379 CURLE_CONV_FAILED, /* 75 - conversion failed */
380 CURLE_CONV_REQD, /* 76 - caller must register conversion
381 callbacks using curl_easy_setopt options
382 CURLOPT_CONV_FROM_NETWORK_FUNCTION,
383 CURLOPT_CONV_TO_NETWORK_FUNCTION, and
384 CURLOPT_CONV_FROM_UTF8_FUNCTION */
385 CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing
387 CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */
388 CURLE_SSH, /* 79 - error from the SSH layer, somewhat
389 generic so the error message will be of
390 interest when this has happened */
392 CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL
394 CURLE_AGAIN, /* 81 - socket is not ready for send/recv,
395 wait till it's ready and try again (Added
397 CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or
398 wrong format (Added in 7.19.0) */
399 CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in
401 CURL_LAST /* never use! */
404 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
405 the obsolete stuff removed! */
407 /* Backwards compatibility with older names */
409 /* The following were added in 7.17.1 */
410 /* These are scheduled to disappear by 2009 */
411 #define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION
413 /* The following were added in 7.17.0 */
414 /* These are scheduled to disappear by 2009 */
415 #define CURLE_OBSOLETE CURLE_OBSOLETE50 /* noone should be using this! */
416 #define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46
417 #define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44
418 #define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10
419 #define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16
420 #define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32
421 #define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29
422 #define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12
423 #define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20
424 #define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40
425 #define CURLE_MALFORMAT_USER CURLE_OBSOLETE24
426 #define CURLE_SHARE_IN_USE CURLE_OBSOLETE57
427 #define CURLE_URL_MALFORMAT_USER CURLE_OBSOLETE4
429 #define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED
430 #define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE
431 #define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR
432 #define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL
433 #define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS
434 #define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR
435 #define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED
437 /* The following were added earlier */
439 #define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT
441 #define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR
442 #define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED
443 #define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED
445 #define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE
446 #define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME
448 /* This was the error code 50 in 7.7.3 and a few earlier versions, this
449 is no longer used by libcurl but is instead #defined here only to not
450 make programs break */
451 #define CURLE_ALREADY_COMPLETE 99999
453 #endif /*!CURL_NO_OLDIES*/
455 /* This prototype applies to all conversion callbacks */
456 typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length);
458 typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */
459 void *ssl_ctx, /* actually an
464 CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use
466 CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT
468 CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already
470 CURLPROXY_SOCKS5 = 5, /* added in 7.10 */
471 CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */
472 CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the
473 host name rather than the IP address. added
475 } curl_proxytype; /* this enum was added in 7.10 */
477 #define CURLAUTH_NONE 0 /* nothing */
478 #define CURLAUTH_BASIC (1<<0) /* Basic (default) */
479 #define CURLAUTH_DIGEST (1<<1) /* Digest */
480 #define CURLAUTH_GSSNEGOTIATE (1<<2) /* GSS-Negotiate */
481 #define CURLAUTH_NTLM (1<<3) /* NTLM */
482 #define CURLAUTH_DIGEST_IE (1<<4) /* Digest with IE flavour */
483 #define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE) /* all fine types set */
484 #define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE))
486 #define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */
487 #define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */
488 #define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */
489 #define CURLSSH_AUTH_PASSWORD (1<<1) /* password */
490 #define CURLSSH_AUTH_HOST (1<<2) /* host key files */
491 #define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */
492 #define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY
494 #define CURL_ERROR_SIZE 256
497 const char *key; /* points to a zero-terminated string encoded with base64
498 if len is zero, otherwise to the "raw" data */
508 /* this is the set of return values expected from the curl_sshkeycallback
511 CURLKHSTAT_FINE_ADD_TO_FILE,
513 CURLKHSTAT_REJECT, /* reject the connection, return an error */
514 CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so
515 this causes a CURLE_DEFER error but otherwise the
516 connection will be left intact etc */
517 CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */
520 /* this is the set of status codes pass in to the callback */
522 CURLKHMATCH_OK, /* match */
523 CURLKHMATCH_MISMATCH, /* host found, key mismatch! */
524 CURLKHMATCH_MISSING, /* no matching host/key found */
525 CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */
529 (*curl_sshkeycallback) (CURL *easy, /* easy handle */
530 const struct curl_khkey *knownkey, /* known */
531 const struct curl_khkey *foundkey, /* found */
532 enum curl_khmatch, /* libcurl's view on the keys */
533 void *clientp); /* custom pointer passed from app */
535 /* parameter for the CURLOPT_USE_SSL option */
537 CURLUSESSL_NONE, /* do not attempt to use SSL */
538 CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */
539 CURLUSESSL_CONTROL, /* SSL for the control connection or fail */
540 CURLUSESSL_ALL, /* SSL for all communication or fail */
541 CURLUSESSL_LAST /* not an option, never use */
544 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
545 the obsolete stuff removed! */
547 /* Backwards compatibility with older names */
548 /* These are scheduled to disappear by 2009 */
550 #define CURLFTPSSL_NONE CURLUSESSL_NONE
551 #define CURLFTPSSL_TRY CURLUSESSL_TRY
552 #define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL
553 #define CURLFTPSSL_ALL CURLUSESSL_ALL
554 #define CURLFTPSSL_LAST CURLUSESSL_LAST
555 #define curl_ftpssl curl_usessl
556 #endif /*!CURL_NO_OLDIES*/
558 /* parameter for the CURLOPT_FTP_SSL_CCC option */
560 CURLFTPSSL_CCC_NONE, /* do not send CCC */
561 CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */
562 CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */
563 CURLFTPSSL_CCC_LAST /* not an option, never use */
566 /* parameter for the CURLOPT_FTPSSLAUTH option */
568 CURLFTPAUTH_DEFAULT, /* let libcurl decide */
569 CURLFTPAUTH_SSL, /* use "AUTH SSL" */
570 CURLFTPAUTH_TLS, /* use "AUTH TLS" */
571 CURLFTPAUTH_LAST /* not an option, never use */
574 /* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */
576 CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */
577 CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD
578 again if MKD succeeded, for SFTP this does
580 CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD
581 again even if MKD failed! */
582 CURLFTP_CREATE_DIR_LAST /* not an option, never use */
585 /* parameter for the CURLOPT_FTP_FILEMETHOD option */
587 CURLFTPMETHOD_DEFAULT, /* let libcurl pick */
588 CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */
589 CURLFTPMETHOD_NOCWD, /* no CWD at all */
590 CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */
591 CURLFTPMETHOD_LAST /* not an option, never use */
594 /* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */
595 #define CURLPROTO_HTTP (1<<0)
596 #define CURLPROTO_HTTPS (1<<1)
597 #define CURLPROTO_FTP (1<<2)
598 #define CURLPROTO_FTPS (1<<3)
599 #define CURLPROTO_SCP (1<<4)
600 #define CURLPROTO_SFTP (1<<5)
601 #define CURLPROTO_TELNET (1<<6)
602 #define CURLPROTO_LDAP (1<<7)
603 #define CURLPROTO_LDAPS (1<<8)
604 #define CURLPROTO_DICT (1<<9)
605 #define CURLPROTO_FILE (1<<10)
606 #define CURLPROTO_TFTP (1<<11)
607 #define CURLPROTO_ALL (~0) /* enable everything */
609 /* long may be 32 or 64 bits, but we should never depend on anything else
611 #define CURLOPTTYPE_LONG 0
612 #define CURLOPTTYPE_OBJECTPOINT 10000
613 #define CURLOPTTYPE_FUNCTIONPOINT 20000
614 #define CURLOPTTYPE_OFF_T 30000
616 /* name is uppercase CURLOPT_<name>,
617 type is one of the defined CURLOPTTYPE_<type>
618 number is unique identifier */
624 #define CINIT(name,type,number) CURLOPT_ ## name = CURLOPTTYPE_ ## type + number
626 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
627 #define LONG CURLOPTTYPE_LONG
628 #define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT
629 #define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT
630 #define OFF_T CURLOPTTYPE_OFF_T
631 #define CINIT(name,type,number) CURLOPT_/**/name = type + number
635 * This macro-mania below setups the CURLOPT_[what] enum, to be used with
636 * curl_easy_setopt(). The first argument in the CINIT() macro is the [what]
641 /* This is the FILE * or void * the regular output should be written to. */
642 CINIT(FILE, OBJECTPOINT, 1),
644 /* The full URL to get/put */
645 CINIT(URL, OBJECTPOINT, 2),
647 /* Port number to connect to, if other than default. */
648 CINIT(PORT, LONG, 3),
650 /* Name of proxy to use. */
651 CINIT(PROXY, OBJECTPOINT, 4),
653 /* "name:password" to use when fetching. */
654 CINIT(USERPWD, OBJECTPOINT, 5),
656 /* "name:password" to use with proxy. */
657 CINIT(PROXYUSERPWD, OBJECTPOINT, 6),
659 /* Range to get, specified as an ASCII string. */
660 CINIT(RANGE, OBJECTPOINT, 7),
664 /* Specified file stream to upload from (use as input): */
665 CINIT(INFILE, OBJECTPOINT, 9),
667 /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE
668 * bytes big. If this is not used, error messages go to stderr instead: */
669 CINIT(ERRORBUFFER, OBJECTPOINT, 10),
671 /* Function that will be called to store the output (instead of fwrite). The
672 * parameters will use fwrite() syntax, make sure to follow them. */
673 CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11),
675 /* Function that will be called to read the input (instead of fread). The
676 * parameters will use fread() syntax, make sure to follow them. */
677 CINIT(READFUNCTION, FUNCTIONPOINT, 12),
679 /* Time-out the read operation after this amount of seconds */
680 CINIT(TIMEOUT, LONG, 13),
682 /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about
683 * how large the file being sent really is. That allows better error
684 * checking and better verifies that the upload was successful. -1 means
687 * For large file support, there is also a _LARGE version of the key
688 * which takes an off_t type, allowing platforms with larger off_t
689 * sizes to handle larger files. See below for INFILESIZE_LARGE.
691 CINIT(INFILESIZE, LONG, 14),
693 /* POST static input fields. */
694 CINIT(POSTFIELDS, OBJECTPOINT, 15),
696 /* Set the referrer page (needed by some CGIs) */
697 CINIT(REFERER, OBJECTPOINT, 16),
699 /* Set the FTP PORT string (interface name, named or numerical IP address)
700 Use i.e '-' to use default address. */
701 CINIT(FTPPORT, OBJECTPOINT, 17),
703 /* Set the User-Agent string (examined by some CGIs) */
704 CINIT(USERAGENT, OBJECTPOINT, 18),
706 /* If the download receives less than "low speed limit" bytes/second
707 * during "low speed time" seconds, the operations is aborted.
708 * You could i.e if you have a pretty high speed connection, abort if
709 * it is less than 2000 bytes/sec during 20 seconds.
712 /* Set the "low speed limit" */
713 CINIT(LOW_SPEED_LIMIT, LONG, 19),
715 /* Set the "low speed time" */
716 CINIT(LOW_SPEED_TIME, LONG, 20),
718 /* Set the continuation offset.
720 * Note there is also a _LARGE version of this key which uses
721 * off_t types, allowing for large file offsets on platforms which
722 * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE.
724 CINIT(RESUME_FROM, LONG, 21),
726 /* Set cookie in request: */
727 CINIT(COOKIE, OBJECTPOINT, 22),
729 /* This points to a linked list of headers, struct curl_slist kind */
730 CINIT(HTTPHEADER, OBJECTPOINT, 23),
732 /* This points to a linked list of post entries, struct curl_httppost */
733 CINIT(HTTPPOST, OBJECTPOINT, 24),
735 /* name of the file keeping your private SSL-certificate */
736 CINIT(SSLCERT, OBJECTPOINT, 25),
738 /* password for the SSL or SSH private key */
739 CINIT(KEYPASSWD, OBJECTPOINT, 26),
741 /* send TYPE parameter? */
742 CINIT(CRLF, LONG, 27),
744 /* send linked-list of QUOTE commands */
745 CINIT(QUOTE, OBJECTPOINT, 28),
747 /* send FILE * or void * to store headers to, if you use a callback it
748 is simply passed to the callback unmodified */
749 CINIT(WRITEHEADER, OBJECTPOINT, 29),
751 /* point to a file to read the initial cookies from, also enables
752 "cookie awareness" */
753 CINIT(COOKIEFILE, OBJECTPOINT, 31),
755 /* What version to specifically try to use.
756 See CURL_SSLVERSION defines below. */
757 CINIT(SSLVERSION, LONG, 32),
759 /* What kind of HTTP time condition to use, see defines */
760 CINIT(TIMECONDITION, LONG, 33),
762 /* Time to use with the above condition. Specified in number of seconds
764 CINIT(TIMEVALUE, LONG, 34),
768 /* Custom request, for customizing the get command like
769 HTTP: DELETE, TRACE and others
770 FTP: to use a different list command
772 CINIT(CUSTOMREQUEST, OBJECTPOINT, 36),
774 /* HTTP request, for odd commands like DELETE, TRACE and others */
775 CINIT(STDERR, OBJECTPOINT, 37),
779 /* send linked-list of post-transfer QUOTE commands */
780 CINIT(POSTQUOTE, OBJECTPOINT, 39),
782 /* Pass a pointer to string of the output using full variable-replacement
783 as described elsewhere. */
784 CINIT(WRITEINFO, OBJECTPOINT, 40),
786 CINIT(VERBOSE, LONG, 41), /* talk a lot */
787 CINIT(HEADER, LONG, 42), /* throw the header out too */
788 CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */
789 CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */
790 CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 300 */
791 CINIT(UPLOAD, LONG, 46), /* this is an upload */
792 CINIT(POST, LONG, 47), /* HTTP POST method */
793 CINIT(DIRLISTONLY, LONG, 48), /* return bare names when listing directories */
795 CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */
797 /* Specify whether to read the user+password from the .netrc or the URL.
798 * This must be one of the CURL_NETRC_* enums below. */
799 CINIT(NETRC, LONG, 51),
801 CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */
803 CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */
804 CINIT(PUT, LONG, 54), /* HTTP PUT */
808 /* Function that will be called instead of the internal progress display
809 * function. This function should be defined as the curl_progress_callback
810 * prototype defines. */
811 CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56),
813 /* Data passed to the progress callback */
814 CINIT(PROGRESSDATA, OBJECTPOINT, 57),
816 /* We want the referrer field set automatically when following locations */
817 CINIT(AUTOREFERER, LONG, 58),
819 /* Port of the proxy, can be set in the proxy string as well with:
821 CINIT(PROXYPORT, LONG, 59),
823 /* size of the POST input data, if strlen() is not good to use */
824 CINIT(POSTFIELDSIZE, LONG, 60),
826 /* tunnel non-http operations through a HTTP proxy */
827 CINIT(HTTPPROXYTUNNEL, LONG, 61),
829 /* Set the interface string to use as outgoing network interface */
830 CINIT(INTERFACE, OBJECTPOINT, 62),
832 /* Set the krb4/5 security level, this also enables krb4/5 awareness. This
833 * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string
834 * is set but doesn't match one of these, 'private' will be used. */
835 CINIT(KRBLEVEL, OBJECTPOINT, 63),
837 /* Set if we should verify the peer in ssl handshake, set 1 to verify. */
838 CINIT(SSL_VERIFYPEER, LONG, 64),
840 /* The CApath or CAfile used to validate the peer certificate
841 this option is used only if SSL_VERIFYPEER is true */
842 CINIT(CAINFO, OBJECTPOINT, 65),
847 /* Maximum number of http redirects to follow */
848 CINIT(MAXREDIRS, LONG, 68),
850 /* Pass a long set to 1 to get the date of the requested document (if
851 possible)! Pass a zero to shut it off. */
852 CINIT(FILETIME, LONG, 69),
854 /* This points to a linked list of telnet options */
855 CINIT(TELNETOPTIONS, OBJECTPOINT, 70),
857 /* Max amount of cached alive connections */
858 CINIT(MAXCONNECTS, LONG, 71),
860 /* What policy to use when closing connections when the cache is filled
862 CINIT(CLOSEPOLICY, LONG, 72),
866 /* Set to explicitly use a new connection for the upcoming transfer.
867 Do not use this unless you're absolutely sure of this, as it makes the
868 operation slower and is less friendly for the network. */
869 CINIT(FRESH_CONNECT, LONG, 74),
871 /* Set to explicitly forbid the upcoming transfer's connection to be re-used
872 when done. Do not use this unless you're absolutely sure of this, as it
873 makes the operation slower and is less friendly for the network. */
874 CINIT(FORBID_REUSE, LONG, 75),
876 /* Set to a file name that contains random data for libcurl to use to
877 seed the random engine when doing SSL connects. */
878 CINIT(RANDOM_FILE, OBJECTPOINT, 76),
880 /* Set to the Entropy Gathering Daemon socket pathname */
881 CINIT(EGDSOCKET, OBJECTPOINT, 77),
883 /* Time-out connect operations after this amount of seconds, if connects
884 are OK within this time, then fine... This only aborts the connect
885 phase. [Only works on unix-style/SIGALRM operating systems] */
886 CINIT(CONNECTTIMEOUT, LONG, 78),
888 /* Function that will be called to store headers (instead of fwrite). The
889 * parameters will use fwrite() syntax, make sure to follow them. */
890 CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79),
892 /* Set this to force the HTTP request to get back to GET. Only really usable
893 if POST, PUT or a custom request have been used first.
895 CINIT(HTTPGET, LONG, 80),
897 /* Set if we should verify the Common name from the peer certificate in ssl
898 * handshake, set 1 to check existence, 2 to ensure that it matches the
899 * provided hostname. */
900 CINIT(SSL_VERIFYHOST, LONG, 81),
902 /* Specify which file name to write all known cookies in after completed
903 operation. Set file name to "-" (dash) to make it go to stdout. */
904 CINIT(COOKIEJAR, OBJECTPOINT, 82),
906 /* Specify which SSL ciphers to use */
907 CINIT(SSL_CIPHER_LIST, OBJECTPOINT, 83),
909 /* Specify which HTTP version to use! This must be set to one of the
910 CURL_HTTP_VERSION* enums set below. */
911 CINIT(HTTP_VERSION, LONG, 84),
913 /* Specifically switch on or off the FTP engine's use of the EPSV command. By
914 default, that one will always be attempted before the more traditional
916 CINIT(FTP_USE_EPSV, LONG, 85),
918 /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */
919 CINIT(SSLCERTTYPE, OBJECTPOINT, 86),
921 /* name of the file keeping your private SSL-key */
922 CINIT(SSLKEY, OBJECTPOINT, 87),
924 /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */
925 CINIT(SSLKEYTYPE, OBJECTPOINT, 88),
927 /* crypto engine for the SSL-sub system */
928 CINIT(SSLENGINE, OBJECTPOINT, 89),
930 /* set the crypto engine for the SSL-sub system as default
931 the param has no meaning...
933 CINIT(SSLENGINE_DEFAULT, LONG, 90),
935 /* Non-zero value means to use the global dns cache */
936 CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* To become OBSOLETE soon */
938 /* DNS cache timeout */
939 CINIT(DNS_CACHE_TIMEOUT, LONG, 92),
941 /* send linked-list of pre-transfer QUOTE commands */
942 CINIT(PREQUOTE, OBJECTPOINT, 93),
944 /* set the debug function */
945 CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94),
947 /* set the data for the debug function */
948 CINIT(DEBUGDATA, OBJECTPOINT, 95),
950 /* mark this as start of a cookie session */
951 CINIT(COOKIESESSION, LONG, 96),
953 /* The CApath directory used to validate the peer certificate
954 this option is used only if SSL_VERIFYPEER is true */
955 CINIT(CAPATH, OBJECTPOINT, 97),
957 /* Instruct libcurl to use a smaller receive buffer */
958 CINIT(BUFFERSIZE, LONG, 98),
960 /* Instruct libcurl to not use any signal/alarm handlers, even when using
961 timeouts. This option is useful for multi-threaded applications.
962 See libcurl-the-guide for more background information. */
963 CINIT(NOSIGNAL, LONG, 99),
965 /* Provide a CURLShare for mutexing non-ts data */
966 CINIT(SHARE, OBJECTPOINT, 100),
968 /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default),
969 CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5. */
970 CINIT(PROXYTYPE, LONG, 101),
972 /* Set the Accept-Encoding string. Use this to tell a server you would like
973 the response to be compressed. */
974 CINIT(ENCODING, OBJECTPOINT, 102),
976 /* Set pointer to private data */
977 CINIT(PRIVATE, OBJECTPOINT, 103),
979 /* Set aliases for HTTP 200 in the HTTP Response header */
980 CINIT(HTTP200ALIASES, OBJECTPOINT, 104),
982 /* Continue to send authentication (user+password) when following locations,
983 even when hostname changed. This can potentially send off the name
984 and password to whatever host the server decides. */
985 CINIT(UNRESTRICTED_AUTH, LONG, 105),
987 /* Specifically switch on or off the FTP engine's use of the EPRT command ( it
988 also disables the LPRT attempt). By default, those ones will always be
989 attempted before the good old traditional PORT command. */
990 CINIT(FTP_USE_EPRT, LONG, 106),
992 /* Set this to a bitmask value to enable the particular authentications
993 methods you like. Use this in combination with CURLOPT_USERPWD.
994 Note that setting multiple bits may cause extra network round-trips. */
995 CINIT(HTTPAUTH, LONG, 107),
997 /* Set the ssl context callback function, currently only for OpenSSL ssl_ctx
998 in second argument. The function must be matching the
999 curl_ssl_ctx_callback proto. */
1000 CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108),
1002 /* Set the userdata for the ssl context callback function's third
1004 CINIT(SSL_CTX_DATA, OBJECTPOINT, 109),
1006 /* FTP Option that causes missing dirs to be created on the remote server.
1007 In 7.19.4 we introduced the convenience enums for this option using the
1008 CURLFTP_CREATE_DIR prefix.
1010 CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110),
1012 /* Set this to a bitmask value to enable the particular authentications
1013 methods you like. Use this in combination with CURLOPT_PROXYUSERPWD.
1014 Note that setting multiple bits may cause extra network round-trips. */
1015 CINIT(PROXYAUTH, LONG, 111),
1017 /* FTP option that changes the timeout, in seconds, associated with
1018 getting a response. This is different from transfer timeout time and
1019 essentially places a demand on the FTP server to acknowledge commands
1020 in a timely manner. */
1021 CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112),
1023 /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to
1024 tell libcurl to resolve names to those IP versions only. This only has
1025 affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */
1026 CINIT(IPRESOLVE, LONG, 113),
1028 /* Set this option to limit the size of a file that will be downloaded from
1029 an HTTP or FTP server.
1031 Note there is also _LARGE version which adds large file support for
1032 platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */
1033 CINIT(MAXFILESIZE, LONG, 114),
1035 /* See the comment for INFILESIZE above, but in short, specifies
1036 * the size of the file being uploaded. -1 means unknown.
1038 CINIT(INFILESIZE_LARGE, OFF_T, 115),
1040 /* Sets the continuation offset. There is also a LONG version of this;
1041 * look above for RESUME_FROM.
1043 CINIT(RESUME_FROM_LARGE, OFF_T, 116),
1045 /* Sets the maximum size of data that will be downloaded from
1046 * an HTTP or FTP server. See MAXFILESIZE above for the LONG version.
1048 CINIT(MAXFILESIZE_LARGE, OFF_T, 117),
1050 /* Set this option to the file name of your .netrc file you want libcurl
1051 to parse (using the CURLOPT_NETRC option). If not set, libcurl will do
1052 a poor attempt to find the user's home directory and check for a .netrc
1054 CINIT(NETRC_FILE, OBJECTPOINT, 118),
1056 /* Enable SSL/TLS for FTP, pick one of:
1057 CURLFTPSSL_TRY - try using SSL, proceed anyway otherwise
1058 CURLFTPSSL_CONTROL - SSL for the control connection or fail
1059 CURLFTPSSL_ALL - SSL for all communication or fail
1061 CINIT(USE_SSL, LONG, 119),
1063 /* The _LARGE version of the standard POSTFIELDSIZE option */
1064 CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120),
1066 /* Enable/disable the TCP Nagle algorithm */
1067 CINIT(TCP_NODELAY, LONG, 121),
1069 /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1070 /* 123 OBSOLETE. Gone in 7.16.0 */
1071 /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1072 /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1073 /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1074 /* 127 OBSOLETE. Gone in 7.16.0 */
1075 /* 128 OBSOLETE. Gone in 7.16.0 */
1077 /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option
1078 can be used to change libcurl's default action which is to first try
1079 "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK
1080 response has been received.
1082 Available parameters are:
1083 CURLFTPAUTH_DEFAULT - let libcurl decide
1084 CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS
1085 CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL
1087 CINIT(FTPSSLAUTH, LONG, 129),
1089 CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130),
1090 CINIT(IOCTLDATA, OBJECTPOINT, 131),
1092 /* 132 OBSOLETE. Gone in 7.16.0 */
1093 /* 133 OBSOLETE. Gone in 7.16.0 */
1095 /* zero terminated string for pass on to the FTP server when asked for
1097 CINIT(FTP_ACCOUNT, OBJECTPOINT, 134),
1099 /* feed cookies into cookie engine */
1100 CINIT(COOKIELIST, OBJECTPOINT, 135),
1102 /* ignore Content-Length */
1103 CINIT(IGNORE_CONTENT_LENGTH, LONG, 136),
1105 /* Set to non-zero to skip the IP address received in a 227 PASV FTP server
1106 response. Typically used for FTP-SSL purposes but is not restricted to
1107 that. libcurl will then instead use the same IP address it used for the
1108 control connection. */
1109 CINIT(FTP_SKIP_PASV_IP, LONG, 137),
1111 /* Select "file method" to use when doing FTP, see the curl_ftpmethod
1113 CINIT(FTP_FILEMETHOD, LONG, 138),
1115 /* Local port number to bind the socket to */
1116 CINIT(LOCALPORT, LONG, 139),
1118 /* Number of ports to try, including the first one set with LOCALPORT.
1119 Thus, setting it to 1 will make no additional attempts but the first.
1121 CINIT(LOCALPORTRANGE, LONG, 140),
1123 /* no transfer, set up connection and let application use the socket by
1124 extracting it with CURLINFO_LASTSOCKET */
1125 CINIT(CONNECT_ONLY, LONG, 141),
1127 /* Function that will be called to convert from the
1128 network encoding (instead of using the iconv calls in libcurl) */
1129 CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142),
1131 /* Function that will be called to convert to the
1132 network encoding (instead of using the iconv calls in libcurl) */
1133 CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143),
1135 /* Function that will be called to convert from UTF8
1136 (instead of using the iconv calls in libcurl)
1137 Note that this is used only for SSL certificate processing */
1138 CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144),
1140 /* if the connection proceeds too quickly then need to slow it down */
1141 /* limit-rate: maximum number of bytes per second to send or receive */
1142 CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145),
1143 CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146),
1145 /* Pointer to command string to send if USER/PASS fails. */
1146 CINIT(FTP_ALTERNATIVE_TO_USER, OBJECTPOINT, 147),
1148 /* callback function for setting socket options */
1149 CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148),
1150 CINIT(SOCKOPTDATA, OBJECTPOINT, 149),
1152 /* set to 0 to disable session ID re-use for this transfer, default is
1154 CINIT(SSL_SESSIONID_CACHE, LONG, 150),
1156 /* allowed SSH authentication methods */
1157 CINIT(SSH_AUTH_TYPES, LONG, 151),
1159 /* Used by scp/sftp to do public/private key authentication */
1160 CINIT(SSH_PUBLIC_KEYFILE, OBJECTPOINT, 152),
1161 CINIT(SSH_PRIVATE_KEYFILE, OBJECTPOINT, 153),
1163 /* Send CCC (Clear Command Channel) after authentication */
1164 CINIT(FTP_SSL_CCC, LONG, 154),
1166 /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */
1167 CINIT(TIMEOUT_MS, LONG, 155),
1168 CINIT(CONNECTTIMEOUT_MS, LONG, 156),
1170 /* set to zero to disable the libcurl's decoding and thus pass the raw body
1171 data to the application even when it is encoded/compressed */
1172 CINIT(HTTP_TRANSFER_DECODING, LONG, 157),
1173 CINIT(HTTP_CONTENT_DECODING, LONG, 158),
1175 /* Permission used when creating new files and directories on the remote
1176 server for protocols that support it, SFTP/SCP/FILE */
1177 CINIT(NEW_FILE_PERMS, LONG, 159),
1178 CINIT(NEW_DIRECTORY_PERMS, LONG, 160),
1180 /* Set the behaviour of POST when redirecting. Values must be set to one
1181 of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */
1182 CINIT(POSTREDIR, LONG, 161),
1184 /* used by scp/sftp to verify the host's public key */
1185 CINIT(SSH_HOST_PUBLIC_KEY_MD5, OBJECTPOINT, 162),
1187 /* Callback function for opening socket (instead of socket(2)). Optionally,
1188 callback is able change the address or refuse to connect returning
1189 CURL_SOCKET_BAD. The callback should have type
1190 curl_opensocket_callback */
1191 CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
1192 CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
1194 /* POST volatile input fields. */
1195 CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165),
1197 /* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy */
1198 CINIT(PROXY_TRANSFER_MODE, LONG, 166),
1200 /* Callback function for seeking in the input stream */
1201 CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167),
1202 CINIT(SEEKDATA, OBJECTPOINT, 168),
1205 CINIT(CRLFILE, OBJECTPOINT, 169),
1207 /* Issuer certificate */
1208 CINIT(ISSUERCERT, OBJECTPOINT, 170),
1210 /* (IPv6) Address scope */
1211 CINIT(ADDRESS_SCOPE, LONG, 171),
1213 /* Collect certificate chain info and allow it to get retrievable with
1214 CURLINFO_CERTINFO after the transfer is complete. (Unfortunately) only
1215 working with OpenSSL-powered builds. */
1216 CINIT(CERTINFO, LONG, 172),
1218 /* "name" and "pwd" to use when fetching. */
1219 CINIT(USERNAME, OBJECTPOINT, 173),
1220 CINIT(PASSWORD, OBJECTPOINT, 174),
1222 /* "name" and "pwd" to use with Proxy when fetching. */
1223 CINIT(PROXYUSERNAME, OBJECTPOINT, 175),
1224 CINIT(PROXYPASSWORD, OBJECTPOINT, 176),
1226 /* Comma separated list of hostnames defining no-proxy zones. These should
1227 match both hostnames directly, and hostnames within a domain. For
1228 example, local.com will match local.com and www.local.com, but NOT
1229 notlocal.com or www.notlocal.com. For compatibility with other
1230 implementations of this, .local.com will be considered to be the same as
1231 local.com. A single * is the only valid wildcard, and effectively
1232 disables the use of proxy. */
1233 CINIT(NOPROXY, OBJECTPOINT, 177),
1235 /* block size for TFTP transfers */
1236 CINIT(TFTP_BLKSIZE, LONG, 178),
1239 CINIT(SOCKS5_GSSAPI_SERVICE, OBJECTPOINT, 179),
1242 CINIT(SOCKS5_GSSAPI_NEC, LONG, 180),
1244 /* set the bitmask for the protocols that are allowed to be used for the
1245 transfer, which thus helps the app which takes URLs from users or other
1246 external inputs and want to restrict what protocol(s) to deal
1247 with. Defaults to CURLPROTO_ALL. */
1248 CINIT(PROTOCOLS, LONG, 181),
1250 /* set the bitmask for the protocols that libcurl is allowed to follow to,
1251 as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
1252 to be set in both bitmasks to be allowed to get redirected to. Defaults
1253 to all protocols except FILE and SCP. */
1254 CINIT(REDIR_PROTOCOLS, LONG, 182),
1256 /* set the SSH knownhost file name to use */
1257 CINIT(SSH_KNOWNHOSTS, OBJECTPOINT, 183),
1259 /* set the SSH host key callback, must point to a curl_sshkeycallback
1261 CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184),
1263 /* set the SSH host key callback custom pointer */
1264 CINIT(SSH_KEYDATA, OBJECTPOINT, 185),
1266 CURLOPT_LASTENTRY /* the last unused */
1269 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
1270 the obsolete stuff removed! */
1272 /* Backwards compatibility with older names */
1273 /* These are scheduled to disappear by 2011 */
1275 /* This was added in version 7.19.1 */
1276 #define CURLOPT_POST301 CURLOPT_POSTREDIR
1278 /* These are scheduled to disappear by 2009 */
1280 /* The following were added in 7.17.0 */
1281 #define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD
1282 #define CURLOPT_FTPAPPEND CURLOPT_APPEND
1283 #define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY
1284 #define CURLOPT_FTP_SSL CURLOPT_USE_SSL
1286 /* The following were added earlier */
1288 #define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD
1289 #define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL
1292 /* This is set if CURL_NO_OLDIES is defined at compile-time */
1293 #undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */
1297 /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host
1298 name resolves addresses using more than one IP protocol version, this
1299 option might be handy to force libcurl to use a specific IP version. */
1300 #define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP
1301 versions that your system allows */
1302 #define CURL_IPRESOLVE_V4 1 /* resolve to ipv4 addresses */
1303 #define CURL_IPRESOLVE_V6 2 /* resolve to ipv6 addresses */
1305 /* three convenient "aliases" that follow the name scheme better */
1306 #define CURLOPT_WRITEDATA CURLOPT_FILE
1307 #define CURLOPT_READDATA CURLOPT_INFILE
1308 #define CURLOPT_HEADERDATA CURLOPT_WRITEHEADER
1310 /* These enums are for use with the CURLOPT_HTTP_VERSION option. */
1312 CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd
1313 like the library to choose the best possible
1315 CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */
1316 CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */
1318 CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */
1321 /* These enums are for use with the CURLOPT_NETRC option. */
1322 enum CURL_NETRC_OPTION {
1323 CURL_NETRC_IGNORED, /* The .netrc will never be read.
1324 * This is the default. */
1325 CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred
1326 * to one in the .netrc. */
1327 CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored.
1328 * Unless one is set programmatically, the .netrc
1329 * will be queried. */
1334 CURL_SSLVERSION_DEFAULT,
1335 CURL_SSLVERSION_TLSv1,
1336 CURL_SSLVERSION_SSLv2,
1337 CURL_SSLVERSION_SSLv3,
1339 CURL_SSLVERSION_LAST /* never use, keep last */
1342 /* symbols to use with CURLOPT_POSTREDIR.
1343 CURL_REDIR_POST_301 and CURL_REDIR_POST_302 can be bitwise ORed so that
1344 CURL_REDIR_POST_301 | CURL_REDIR_POST_302 == CURL_REDIR_POST_ALL */
1346 #define CURL_REDIR_GET_ALL 0
1347 #define CURL_REDIR_POST_301 1
1348 #define CURL_REDIR_POST_302 2
1349 #define CURL_REDIR_POST_ALL (CURL_REDIR_POST_301|CURL_REDIR_POST_302)
1354 CURL_TIMECOND_IFMODSINCE,
1355 CURL_TIMECOND_IFUNMODSINCE,
1356 CURL_TIMECOND_LASTMOD,
1362 /* curl_strequal() and curl_strnequal() are subject for removal in a future
1363 libcurl, see lib/README.curlx for details */
1364 CURL_EXTERN int (curl_strequal)(const char *s1, const char *s2);
1365 CURL_EXTERN int (curl_strnequal)(const char *s1, const char *s2, size_t n);
1367 /* name is uppercase CURLFORM_<name> */
1373 #define CFINIT(name) CURLFORM_ ## name
1375 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
1376 #define CFINIT(name) CURLFORM_/**/name
1380 CFINIT(NOTHING), /********* the first one is unused ************/
1386 CFINIT(COPYCONTENTS),
1387 CFINIT(PTRCONTENTS),
1388 CFINIT(CONTENTSLENGTH),
1389 CFINIT(FILECONTENT),
1396 CFINIT(BUFFERLENGTH),
1398 CFINIT(CONTENTTYPE),
1399 CFINIT(CONTENTHEADER),
1406 CURLFORM_LASTENTRY /* the last unused */
1409 #undef CFINIT /* done */
1411 /* structure to be used as parameter for CURLFORM_ARRAY */
1413 CURLformoption option;
1417 /* use this for multipart formpost building */
1418 /* Returns code for curl_formadd()
1421 * CURL_FORMADD_OK on success
1422 * CURL_FORMADD_MEMORY if the FormInfo allocation fails
1423 * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form
1424 * CURL_FORMADD_NULL if a null pointer was given for a char
1425 * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed
1426 * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used
1427 * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error)
1428 * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated
1429 * CURL_FORMADD_MEMORY if some allocation for string copying failed.
1430 * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array
1432 ***************************************************************************/
1434 CURL_FORMADD_OK, /* first, no error */
1436 CURL_FORMADD_MEMORY,
1437 CURL_FORMADD_OPTION_TWICE,
1439 CURL_FORMADD_UNKNOWN_OPTION,
1440 CURL_FORMADD_INCOMPLETE,
1441 CURL_FORMADD_ILLEGAL_ARRAY,
1442 CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */
1444 CURL_FORMADD_LAST /* last */
1448 * NAME curl_formadd()
1452 * Pretty advanced function for building multi-part formposts. Each invoke
1453 * adds one part that together construct a full post. Then use
1454 * CURLOPT_HTTPPOST to send it off to libcurl.
1456 CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost,
1457 struct curl_httppost **last_post,
1461 * callback function for curl_formget()
1462 * The void *arg pointer will be the one passed as second argument to
1464 * The character buffer passed to it must not be freed.
1465 * Should return the buffer length passed to it as the argument "len" on
1468 typedef size_t (*curl_formget_callback)(void *arg, const char *buf, size_t len);
1471 * NAME curl_formget()
1475 * Serialize a curl_httppost struct built with curl_formadd().
1476 * Accepts a void pointer as second argument which will be passed to
1477 * the curl_formget_callback function.
1478 * Returns 0 on success.
1480 CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg,
1481 curl_formget_callback append);
1483 * NAME curl_formfree()
1487 * Free a multipart formpost previously built with curl_formadd().
1489 CURL_EXTERN void curl_formfree(struct curl_httppost *form);
1492 * NAME curl_getenv()
1496 * Returns a malloc()'ed string that MUST be curl_free()ed after usage is
1497 * complete. DEPRECATED - see lib/README.curlx
1499 CURL_EXTERN char *curl_getenv(const char *variable);
1502 * NAME curl_version()
1506 * Returns a static ascii string of the libcurl version.
1508 CURL_EXTERN char *curl_version(void);
1511 * NAME curl_easy_escape()
1515 * Escapes URL strings (converts all letters consider illegal in URLs to their
1516 * %XX versions). This function returns a new allocated string or NULL if an
1519 CURL_EXTERN char *curl_easy_escape(CURL *handle,
1523 /* the previous version: */
1524 CURL_EXTERN char *curl_escape(const char *string,
1529 * NAME curl_easy_unescape()
1533 * Unescapes URL encoding in strings (converts all %XX codes to their 8bit
1534 * versions). This function returns a new allocated string or NULL if an error
1536 * Conversion Note: On non-ASCII platforms the ASCII %XX codes are
1537 * converted into the host encoding.
1539 CURL_EXTERN char *curl_easy_unescape(CURL *handle,
1544 /* the previous version */
1545 CURL_EXTERN char *curl_unescape(const char *string,
1553 * Provided for de-allocation in the same translation unit that did the
1554 * allocation. Added in libcurl 7.10
1556 CURL_EXTERN void curl_free(void *p);
1559 * NAME curl_global_init()
1563 * curl_global_init() should be invoked exactly once for each application that
1564 * uses libcurl and before any call of other libcurl functions.
1566 * This function is not thread-safe!
1568 CURL_EXTERN CURLcode curl_global_init(long flags);
1571 * NAME curl_global_init_mem()
1575 * curl_global_init() or curl_global_init_mem() should be invoked exactly once
1576 * for each application that uses libcurl. This function can be used to
1577 * initialize libcurl and set user defined memory management callback
1578 * functions. Users can implement memory management routines to check for
1579 * memory leaks, check for mis-use of the curl library etc. User registered
1580 * callback routines with be invoked by this library instead of the system
1581 * memory management routines like malloc, free etc.
1583 CURL_EXTERN CURLcode curl_global_init_mem(long flags,
1584 curl_malloc_callback m,
1585 curl_free_callback f,
1586 curl_realloc_callback r,
1587 curl_strdup_callback s,
1588 curl_calloc_callback c);
1591 * NAME curl_global_cleanup()
1595 * curl_global_cleanup() should be invoked exactly once for each application
1598 CURL_EXTERN void curl_global_cleanup(void);
1600 /* linked-list structure for the CURLOPT_QUOTE option (and other) */
1603 struct curl_slist *next;
1607 * NAME curl_slist_append()
1611 * Appends a string to a linked list. If no list exists, it will be created
1612 * first. Returns the new list, after appending.
1614 CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *,
1618 * NAME curl_slist_free_all()
1622 * free a previously built curl_slist.
1624 CURL_EXTERN void curl_slist_free_all(struct curl_slist *);
1627 * NAME curl_getdate()
1631 * Returns the time, in seconds since 1 Jan 1970 of the time string given in
1632 * the first argument. The time argument in the second parameter is unused
1633 * and should be set to NULL.
1635 CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused);
1637 /* info about the certificate chain, only for OpenSSL builds. Asked
1638 for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */
1639 struct curl_certinfo {
1640 int num_of_certs; /* number of certificates with information */
1641 struct curl_slist **certinfo; /* for each index in this array, there's a
1642 linked list with textual information in the
1643 format "name: value" */
1646 #define CURLINFO_STRING 0x100000
1647 #define CURLINFO_LONG 0x200000
1648 #define CURLINFO_DOUBLE 0x300000
1649 #define CURLINFO_SLIST 0x400000
1650 #define CURLINFO_MASK 0x0fffff
1651 #define CURLINFO_TYPEMASK 0xf00000
1654 CURLINFO_NONE, /* first, never use this */
1655 CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1,
1656 CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2,
1657 CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3,
1658 CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4,
1659 CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5,
1660 CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6,
1661 CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7,
1662 CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8,
1663 CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9,
1664 CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10,
1665 CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11,
1666 CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12,
1667 CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13,
1668 CURLINFO_FILETIME = CURLINFO_LONG + 14,
1669 CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15,
1670 CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16,
1671 CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17,
1672 CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18,
1673 CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19,
1674 CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20,
1675 CURLINFO_PRIVATE = CURLINFO_STRING + 21,
1676 CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22,
1677 CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23,
1678 CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24,
1679 CURLINFO_OS_ERRNO = CURLINFO_LONG + 25,
1680 CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26,
1681 CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27,
1682 CURLINFO_COOKIELIST = CURLINFO_SLIST + 28,
1683 CURLINFO_LASTSOCKET = CURLINFO_LONG + 29,
1684 CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30,
1685 CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31,
1686 CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32,
1687 CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33,
1688 CURLINFO_CERTINFO = CURLINFO_SLIST + 34,
1689 CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35,
1690 /* Fill in new entries below here! */
1692 CURLINFO_LASTONE = 35
1695 /* CURLINFO_RESPONSE_CODE is the new name for the option previously known as
1696 CURLINFO_HTTP_CODE */
1697 #define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE
1700 CURLCLOSEPOLICY_NONE, /* first, never use this */
1702 CURLCLOSEPOLICY_OLDEST,
1703 CURLCLOSEPOLICY_LEAST_RECENTLY_USED,
1704 CURLCLOSEPOLICY_LEAST_TRAFFIC,
1705 CURLCLOSEPOLICY_SLOWEST,
1706 CURLCLOSEPOLICY_CALLBACK,
1708 CURLCLOSEPOLICY_LAST /* last, never use this */
1711 #define CURL_GLOBAL_SSL (1<<0)
1712 #define CURL_GLOBAL_WIN32 (1<<1)
1713 #define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32)
1714 #define CURL_GLOBAL_NOTHING 0
1715 #define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL
1718 /*****************************************************************************
1719 * Setup defines, protos etc for the sharing stuff.
1722 /* Different data locks for a single share */
1724 CURL_LOCK_DATA_NONE = 0,
1725 /* CURL_LOCK_DATA_SHARE is used internally to say that
1726 * the locking is just made to change the internal state of the share
1729 CURL_LOCK_DATA_SHARE,
1730 CURL_LOCK_DATA_COOKIE,
1732 CURL_LOCK_DATA_SSL_SESSION,
1733 CURL_LOCK_DATA_CONNECT,
1737 /* Different lock access types */
1739 CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */
1740 CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */
1741 CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */
1742 CURL_LOCK_ACCESS_LAST /* never use */
1745 typedef void (*curl_lock_function)(CURL *handle,
1746 curl_lock_data data,
1747 curl_lock_access locktype,
1749 typedef void (*curl_unlock_function)(CURL *handle,
1750 curl_lock_data data,
1753 typedef void CURLSH;
1756 CURLSHE_OK, /* all is fine */
1757 CURLSHE_BAD_OPTION, /* 1 */
1758 CURLSHE_IN_USE, /* 2 */
1759 CURLSHE_INVALID, /* 3 */
1760 CURLSHE_NOMEM, /* out of memory */
1761 CURLSHE_LAST /* never use */
1765 CURLSHOPT_NONE, /* don't use */
1766 CURLSHOPT_SHARE, /* specify a data type to share */
1767 CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */
1768 CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */
1769 CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */
1770 CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock
1771 callback functions */
1772 CURLSHOPT_LAST /* never use */
1775 CURL_EXTERN CURLSH *curl_share_init(void);
1776 CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...);
1777 CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *);
1779 /****************************************************************************
1780 * Structures for querying information about the curl library at runtime.
1788 CURLVERSION_LAST /* never actually use this */
1791 /* The 'CURLVERSION_NOW' is the symbolic name meant to be used by
1792 basically all programs ever that want to get version information. It is
1793 meant to be a built-in version number for what kind of struct the caller
1794 expects. If the struct ever changes, we redefine the NOW to another enum
1796 #define CURLVERSION_NOW CURLVERSION_FOURTH
1799 CURLversion age; /* age of the returned struct */
1800 const char *version; /* LIBCURL_VERSION */
1801 unsigned int version_num; /* LIBCURL_VERSION_NUM */
1802 const char *host; /* OS/host/cpu/machine when configured */
1803 int features; /* bitmask, see defines below */
1804 const char *ssl_version; /* human readable string */
1805 long ssl_version_num; /* not used anymore, always 0 */
1806 const char *libz_version; /* human readable string */
1807 /* protocols is terminated by an entry with a NULL protoname */
1808 const char * const *protocols;
1810 /* The fields below this were added in CURLVERSION_SECOND */
1814 /* This field was added in CURLVERSION_THIRD */
1817 /* These field were added in CURLVERSION_FOURTH */
1819 /* Same as '_libiconv_version' if built with HAVE_ICONV */
1822 const char *libssh_version; /* human readable string */
1824 } curl_version_info_data;
1826 #define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */
1827 #define CURL_VERSION_KERBEROS4 (1<<1) /* kerberos auth is supported */
1828 #define CURL_VERSION_SSL (1<<2) /* SSL options are present */
1829 #define CURL_VERSION_LIBZ (1<<3) /* libz features are present */
1830 #define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */
1831 #define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth support */
1832 #define CURL_VERSION_DEBUG (1<<6) /* built with debug capabilities */
1833 #define CURL_VERSION_ASYNCHDNS (1<<7) /* asynchronous dns resolves */
1834 #define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth */
1835 #define CURL_VERSION_LARGEFILE (1<<9) /* supports files bigger than 2GB */
1836 #define CURL_VERSION_IDN (1<<10) /* International Domain Names support */
1837 #define CURL_VERSION_SSPI (1<<11) /* SSPI is supported */
1838 #define CURL_VERSION_CONV (1<<12) /* character conversions supported */
1839 #define CURL_VERSION_CURLDEBUG (1<<13) /* debug memory tracking supported */
1842 * NAME curl_version_info()
1846 * This function returns a pointer to a static copy of the version info
1847 * struct. See above.
1849 CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion);
1852 * NAME curl_easy_strerror()
1856 * The curl_easy_strerror function may be used to turn a CURLcode value
1857 * into the equivalent human readable error string. This is useful
1858 * for printing meaningful error messages.
1860 CURL_EXTERN const char *curl_easy_strerror(CURLcode);
1863 * NAME curl_share_strerror()
1867 * The curl_share_strerror function may be used to turn a CURLSHcode value
1868 * into the equivalent human readable error string. This is useful
1869 * for printing meaningful error messages.
1871 CURL_EXTERN const char *curl_share_strerror(CURLSHcode);
1874 * NAME curl_easy_pause()
1878 * The curl_easy_pause function pauses or unpauses transfers. Select the new
1879 * state by setting the bitmask, use the convenience defines below.
1882 CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask);
1884 #define CURLPAUSE_RECV (1<<0)
1885 #define CURLPAUSE_RECV_CONT (0)
1887 #define CURLPAUSE_SEND (1<<2)
1888 #define CURLPAUSE_SEND_CONT (0)
1890 #define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND)
1891 #define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT)
1897 /* unfortunately, the easy.h and multi.h include files need options and info
1898 stuff before they can be included! */
1899 #include "easy.h" /* nothing in curl is fun without the easy stuff */
1902 /* the typechecker doesn't work in C++ (yet) */
1903 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && \
1904 ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \
1905 !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK)
1906 #include "typecheck-gcc.h"
1908 #if defined(__STDC__) && (__STDC__ >= 1)
1909 /* This preprocessor magic that replaces a call with the exact same call is
1910 only done to make sure application authors pass exactly three arguments
1911 to these functions. */
1912 #define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param)
1913 #define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg)
1914 #define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
1915 #define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
1916 #endif /* __STDC__ >= 1 */
1917 #endif /* gcc >= 4.3 && !__cplusplus */
1919 #endif /* __CURL_CURL_H */