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.
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 #if defined(__FreeBSD__) && (__FreeBSD__ >= 2)
51 /* Needed for __FreeBSD_version symbol definition */
52 #include <osreldate.h>
55 /* The include stuff here below is mainly for time_t! */
56 #include <sys/types.h>
59 #if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__GNUC__) && \
60 !defined(__CYGWIN__) || defined(__MINGW32__)
61 #if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H))
62 /* The check above prevents the winsock2 inclusion if winsock.h already was
63 included, since they can't co-exist without problems */
69 /* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
70 libc5-based Linux systems. Only include it on system that are known to
72 #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
73 defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
75 (defined(__FreeBSD_version) && (__FreeBSD_version < 800000))
76 #include <sys/select.h>
80 #include <sys/socket.h>
82 #if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__)
85 #include <sys/types.h>
89 #include <support/SupportDefs.h>
99 * Decorate exportable functions for Win32 and Symbian OS DLL linking.
100 * This avoids using a .def file for building libcurl.dll.
102 #if (defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)) && \
103 !defined(CURL_STATICLIB)
104 #if defined(BUILDING_LIBCURL)
105 #define CURL_EXTERN __declspec(dllexport)
107 #define CURL_EXTERN __declspec(dllimport)
111 #ifdef CURL_HIDDEN_SYMBOLS
113 * This definition is used to make external definitions visible in the
114 * shared library when symbols are hidden by default. It makes no
115 * difference when compiling applications whether this is set or not,
116 * only when compiling the library.
118 #define CURL_EXTERN CURL_EXTERN_SYMBOL
124 #ifndef curl_socket_typedef
127 typedef SOCKET curl_socket_t;
128 #define CURL_SOCKET_BAD INVALID_SOCKET
130 typedef int curl_socket_t;
131 #define CURL_SOCKET_BAD -1
133 #define curl_socket_typedef
134 #endif /* curl_socket_typedef */
136 struct curl_httppost {
137 struct curl_httppost *next; /* next entry in the list */
138 char *name; /* pointer to allocated name */
139 long namelength; /* length of name length */
140 char *contents; /* pointer to allocated data contents */
141 long contentslength; /* length of contents field */
142 char *buffer; /* pointer to allocated buffer contents */
143 long bufferlength; /* length of buffer field */
144 char *contenttype; /* Content-Type */
145 struct curl_slist* contentheader; /* list of extra headers for this form */
146 struct curl_httppost *more; /* if one field name has more than one
147 file, this link should link to following
149 long flags; /* as defined below */
150 #define HTTPPOST_FILENAME (1<<0) /* specified content is a file name */
151 #define HTTPPOST_READFILE (1<<1) /* specified content is a file name */
152 #define HTTPPOST_PTRNAME (1<<2) /* name is only stored pointer
153 do not free in formfree */
154 #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer
155 do not free in formfree */
156 #define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */
157 #define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */
158 #define HTTPPOST_CALLBACK (1<<6) /* upload file contents by using the
159 regular read callback to get the data
160 and pass the given pointer as custom
163 char *showfilename; /* The file name to show. If not set, the
164 actual file name will be used (if this
166 void *userp; /* custom pointer used for
167 HTTPPOST_CALLBACK posts */
170 typedef int (*curl_progress_callback)(void *clientp,
176 #ifndef CURL_MAX_WRITE_SIZE
177 /* Tests have proven that 20K is a very bad buffer size for uploads on
178 Windows, while 16K for some odd reason performed a lot better.
179 We do the ifndef check to allow this value to easier be changed at build
180 time for those who feel adventurous. */
181 #define CURL_MAX_WRITE_SIZE 16384
184 #ifndef CURL_MAX_HTTP_HEADER
185 /* The only reason to have a max limit for this is to avoid the risk of a bad
186 server feeding libcurl with a never-ending header that will cause reallocs
188 #define CURL_MAX_HTTP_HEADER (100*1024)
192 /* This is a magic return code for the write callback that, when returned,
193 will signal libcurl to pause receiving on the current transfer. */
194 #define CURL_WRITEFUNC_PAUSE 0x10000001
195 typedef size_t (*curl_write_callback)(char *buffer,
200 /* These are the return codes for the seek callbacks */
201 #define CURL_SEEKFUNC_OK 0
202 #define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */
203 #define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so
204 libcurl might try other means instead */
205 typedef int (*curl_seek_callback)(void *instream,
207 int origin); /* 'whence' */
209 /* This is a return code for the read callback that, when returned, will
210 signal libcurl to immediately abort the current transfer. */
211 #define CURL_READFUNC_ABORT 0x10000000
212 /* This is a return code for the read callback that, when returned, will
213 signal libcurl to pause sending data on the current transfer. */
214 #define CURL_READFUNC_PAUSE 0x10000001
216 typedef size_t (*curl_read_callback)(char *buffer,
222 CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
223 CURLSOCKTYPE_LAST /* never use */
226 typedef int (*curl_sockopt_callback)(void *clientp,
227 curl_socket_t curlfd,
228 curlsocktype purpose);
230 struct curl_sockaddr {
234 unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it
235 turned really ugly and painful on the systems that
237 struct sockaddr addr;
240 typedef curl_socket_t
241 (*curl_opensocket_callback)(void *clientp,
242 curlsocktype purpose,
243 struct curl_sockaddr *address);
245 #ifndef CURL_NO_OLDIES
246 /* not used since 7.10.8, will be removed in a future release */
247 typedef int (*curl_passwd_callback)(void *clientp,
254 CURLIOE_OK, /* I/O operation successful */
255 CURLIOE_UNKNOWNCMD, /* command was unknown to callback */
256 CURLIOE_FAILRESTART, /* failed to restart the read */
257 CURLIOE_LAST /* never use */
261 CURLIOCMD_NOP, /* no operation */
262 CURLIOCMD_RESTARTREAD, /* restart the read stream from start */
263 CURLIOCMD_LAST /* never use */
266 typedef curlioerr (*curl_ioctl_callback)(CURL *handle,
271 * The following typedef's are signatures of malloc, free, realloc, strdup and
272 * calloc respectively. Function pointers of these types can be passed to the
273 * curl_global_init_mem() function to set user defined memory management
276 typedef void *(*curl_malloc_callback)(size_t size);
277 typedef void (*curl_free_callback)(void *ptr);
278 typedef void *(*curl_realloc_callback)(void *ptr, size_t size);
279 typedef char *(*curl_strdup_callback)(const char *str);
280 typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size);
282 /* the kind of data that is passed to information_callback*/
285 CURLINFO_HEADER_IN, /* 1 */
286 CURLINFO_HEADER_OUT, /* 2 */
287 CURLINFO_DATA_IN, /* 3 */
288 CURLINFO_DATA_OUT, /* 4 */
289 CURLINFO_SSL_DATA_IN, /* 5 */
290 CURLINFO_SSL_DATA_OUT, /* 6 */
294 typedef int (*curl_debug_callback)
295 (CURL *handle, /* the handle/transfer this concerns */
296 curl_infotype type, /* what kind of data */
297 char *data, /* points to the data */
298 size_t size, /* size of the data pointed to */
299 void *userptr); /* whatever the user please */
301 /* All possible error codes from all sorts of curl functions. Future versions
302 may return other values, stay prepared.
304 Always add new return codes last. Never *EVER* remove any. The return
305 codes must remain the same!
310 CURLE_UNSUPPORTED_PROTOCOL, /* 1 */
311 CURLE_FAILED_INIT, /* 2 */
312 CURLE_URL_MALFORMAT, /* 3 */
313 CURLE_OBSOLETE4, /* 4 - NOT USED */
314 CURLE_COULDNT_RESOLVE_PROXY, /* 5 */
315 CURLE_COULDNT_RESOLVE_HOST, /* 6 */
316 CURLE_COULDNT_CONNECT, /* 7 */
317 CURLE_FTP_WEIRD_SERVER_REPLY, /* 8 */
318 CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server
319 due to lack of access - when login fails
320 this is not returned. */
321 CURLE_OBSOLETE10, /* 10 - NOT USED */
322 CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */
323 CURLE_OBSOLETE12, /* 12 - NOT USED */
324 CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */
325 CURLE_FTP_WEIRD_227_FORMAT, /* 14 */
326 CURLE_FTP_CANT_GET_HOST, /* 15 */
327 CURLE_OBSOLETE16, /* 16 - NOT USED */
328 CURLE_FTP_COULDNT_SET_TYPE, /* 17 */
329 CURLE_PARTIAL_FILE, /* 18 */
330 CURLE_FTP_COULDNT_RETR_FILE, /* 19 */
331 CURLE_OBSOLETE20, /* 20 - NOT USED */
332 CURLE_QUOTE_ERROR, /* 21 - quote command failure */
333 CURLE_HTTP_RETURNED_ERROR, /* 22 */
334 CURLE_WRITE_ERROR, /* 23 */
335 CURLE_OBSOLETE24, /* 24 - NOT USED */
336 CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */
337 CURLE_READ_ERROR, /* 26 - couldn't open/read from file */
338 CURLE_OUT_OF_MEMORY, /* 27 */
339 /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error
340 instead of a memory allocation error if CURL_DOES_CONVERSIONS
343 CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */
344 CURLE_OBSOLETE29, /* 29 - NOT USED */
345 CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */
346 CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */
347 CURLE_OBSOLETE32, /* 32 - NOT USED */
348 CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */
349 CURLE_HTTP_POST_ERROR, /* 34 */
350 CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */
351 CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */
352 CURLE_FILE_COULDNT_READ_FILE, /* 37 */
353 CURLE_LDAP_CANNOT_BIND, /* 38 */
354 CURLE_LDAP_SEARCH_FAILED, /* 39 */
355 CURLE_OBSOLETE40, /* 40 - NOT USED */
356 CURLE_FUNCTION_NOT_FOUND, /* 41 */
357 CURLE_ABORTED_BY_CALLBACK, /* 42 */
358 CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */
359 CURLE_OBSOLETE44, /* 44 - NOT USED */
360 CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */
361 CURLE_OBSOLETE46, /* 46 - NOT USED */
362 CURLE_TOO_MANY_REDIRECTS , /* 47 - catch endless re-direct loops */
363 CURLE_UNKNOWN_TELNET_OPTION, /* 48 - User specified an unknown option */
364 CURLE_TELNET_OPTION_SYNTAX , /* 49 - Malformed telnet option */
365 CURLE_OBSOLETE50, /* 50 - NOT USED */
366 CURLE_PEER_FAILED_VERIFICATION, /* 51 - peer's certificate or fingerprint
367 wasn't verified fine */
368 CURLE_GOT_NOTHING, /* 52 - when this is a specific error */
369 CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */
370 CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as
372 CURLE_SEND_ERROR, /* 55 - failed sending network data */
373 CURLE_RECV_ERROR, /* 56 - failure in receiving network data */
374 CURLE_OBSOLETE57, /* 57 - NOT IN USE */
375 CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */
376 CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */
377 CURLE_SSL_CACERT, /* 60 - problem with the CA cert (path?) */
378 CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized transfer encoding */
379 CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */
380 CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */
381 CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */
382 CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind
384 CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */
385 CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not
386 accepted and we failed to login */
387 CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */
388 CURLE_TFTP_PERM, /* 69 - permission problem on server */
389 CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */
390 CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */
391 CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */
392 CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */
393 CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */
394 CURLE_CONV_FAILED, /* 75 - conversion failed */
395 CURLE_CONV_REQD, /* 76 - caller must register conversion
396 callbacks using curl_easy_setopt options
397 CURLOPT_CONV_FROM_NETWORK_FUNCTION,
398 CURLOPT_CONV_TO_NETWORK_FUNCTION, and
399 CURLOPT_CONV_FROM_UTF8_FUNCTION */
400 CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing
402 CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */
403 CURLE_SSH, /* 79 - error from the SSH layer, somewhat
404 generic so the error message will be of
405 interest when this has happened */
407 CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL
409 CURLE_AGAIN, /* 81 - socket is not ready for send/recv,
410 wait till it's ready and try again (Added
412 CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or
413 wrong format (Added in 7.19.0) */
414 CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in
416 CURLE_FTP_PRET_FAILED, /* 84 - a PRET command failed */
417 CURL_LAST /* never use! */
420 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
421 the obsolete stuff removed! */
423 /* Backwards compatibility with older names */
425 /* The following were added in 7.17.1 */
426 /* These are scheduled to disappear by 2009 */
427 #define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION
429 /* The following were added in 7.17.0 */
430 /* These are scheduled to disappear by 2009 */
431 #define CURLE_OBSOLETE CURLE_OBSOLETE50 /* noone should be using this! */
432 #define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46
433 #define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44
434 #define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10
435 #define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16
436 #define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32
437 #define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29
438 #define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12
439 #define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20
440 #define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40
441 #define CURLE_MALFORMAT_USER CURLE_OBSOLETE24
442 #define CURLE_SHARE_IN_USE CURLE_OBSOLETE57
443 #define CURLE_URL_MALFORMAT_USER CURLE_OBSOLETE4
445 #define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED
446 #define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE
447 #define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR
448 #define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL
449 #define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS
450 #define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR
451 #define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED
453 /* The following were added earlier */
455 #define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT
457 #define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR
458 #define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED
459 #define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED
461 #define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE
462 #define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME
464 /* This was the error code 50 in 7.7.3 and a few earlier versions, this
465 is no longer used by libcurl but is instead #defined here only to not
466 make programs break */
467 #define CURLE_ALREADY_COMPLETE 99999
469 #endif /*!CURL_NO_OLDIES*/
471 /* This prototype applies to all conversion callbacks */
472 typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length);
474 typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */
475 void *ssl_ctx, /* actually an
480 CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use
482 CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT
484 CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already
486 CURLPROXY_SOCKS5 = 5, /* added in 7.10 */
487 CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */
488 CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the
489 host name rather than the IP address. added
491 } curl_proxytype; /* this enum was added in 7.10 */
493 #define CURLAUTH_NONE 0 /* nothing */
494 #define CURLAUTH_BASIC (1<<0) /* Basic (default) */
495 #define CURLAUTH_DIGEST (1<<1) /* Digest */
496 #define CURLAUTH_GSSNEGOTIATE (1<<2) /* GSS-Negotiate */
497 #define CURLAUTH_NTLM (1<<3) /* NTLM */
498 #define CURLAUTH_DIGEST_IE (1<<4) /* Digest with IE flavour */
499 #define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE) /* all fine types set */
500 #define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE))
502 #define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */
503 #define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */
504 #define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */
505 #define CURLSSH_AUTH_PASSWORD (1<<1) /* password */
506 #define CURLSSH_AUTH_HOST (1<<2) /* host key files */
507 #define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */
508 #define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY
510 #define CURL_ERROR_SIZE 256
513 const char *key; /* points to a zero-terminated string encoded with base64
514 if len is zero, otherwise to the "raw" data */
524 /* this is the set of return values expected from the curl_sshkeycallback
527 CURLKHSTAT_FINE_ADD_TO_FILE,
529 CURLKHSTAT_REJECT, /* reject the connection, return an error */
530 CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so
531 this causes a CURLE_DEFER error but otherwise the
532 connection will be left intact etc */
533 CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */
536 /* this is the set of status codes pass in to the callback */
538 CURLKHMATCH_OK, /* match */
539 CURLKHMATCH_MISMATCH, /* host found, key mismatch! */
540 CURLKHMATCH_MISSING, /* no matching host/key found */
541 CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */
545 (*curl_sshkeycallback) (CURL *easy, /* easy handle */
546 const struct curl_khkey *knownkey, /* known */
547 const struct curl_khkey *foundkey, /* found */
548 enum curl_khmatch, /* libcurl's view on the keys */
549 void *clientp); /* custom pointer passed from app */
551 /* parameter for the CURLOPT_USE_SSL option */
553 CURLUSESSL_NONE, /* do not attempt to use SSL */
554 CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */
555 CURLUSESSL_CONTROL, /* SSL for the control connection or fail */
556 CURLUSESSL_ALL, /* SSL for all communication or fail */
557 CURLUSESSL_LAST /* not an option, never use */
560 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
561 the obsolete stuff removed! */
563 /* Backwards compatibility with older names */
564 /* These are scheduled to disappear by 2009 */
566 #define CURLFTPSSL_NONE CURLUSESSL_NONE
567 #define CURLFTPSSL_TRY CURLUSESSL_TRY
568 #define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL
569 #define CURLFTPSSL_ALL CURLUSESSL_ALL
570 #define CURLFTPSSL_LAST CURLUSESSL_LAST
571 #define curl_ftpssl curl_usessl
572 #endif /*!CURL_NO_OLDIES*/
574 /* parameter for the CURLOPT_FTP_SSL_CCC option */
576 CURLFTPSSL_CCC_NONE, /* do not send CCC */
577 CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */
578 CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */
579 CURLFTPSSL_CCC_LAST /* not an option, never use */
582 /* parameter for the CURLOPT_FTPSSLAUTH option */
584 CURLFTPAUTH_DEFAULT, /* let libcurl decide */
585 CURLFTPAUTH_SSL, /* use "AUTH SSL" */
586 CURLFTPAUTH_TLS, /* use "AUTH TLS" */
587 CURLFTPAUTH_LAST /* not an option, never use */
590 /* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */
592 CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */
593 CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD
594 again if MKD succeeded, for SFTP this does
596 CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD
597 again even if MKD failed! */
598 CURLFTP_CREATE_DIR_LAST /* not an option, never use */
601 /* parameter for the CURLOPT_FTP_FILEMETHOD option */
603 CURLFTPMETHOD_DEFAULT, /* let libcurl pick */
604 CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */
605 CURLFTPMETHOD_NOCWD, /* no CWD at all */
606 CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */
607 CURLFTPMETHOD_LAST /* not an option, never use */
610 /* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */
611 #define CURLPROTO_HTTP (1<<0)
612 #define CURLPROTO_HTTPS (1<<1)
613 #define CURLPROTO_FTP (1<<2)
614 #define CURLPROTO_FTPS (1<<3)
615 #define CURLPROTO_SCP (1<<4)
616 #define CURLPROTO_SFTP (1<<5)
617 #define CURLPROTO_TELNET (1<<6)
618 #define CURLPROTO_LDAP (1<<7)
619 #define CURLPROTO_LDAPS (1<<8)
620 #define CURLPROTO_DICT (1<<9)
621 #define CURLPROTO_FILE (1<<10)
622 #define CURLPROTO_TFTP (1<<11)
623 #define CURLPROTO_IMAP (1<<12)
624 #define CURLPROTO_IMAPS (1<<13)
625 #define CURLPROTO_POP3 (1<<14)
626 #define CURLPROTO_POP3S (1<<15)
627 #define CURLPROTO_SMTP (1<<16)
628 #define CURLPROTO_SMTPS (1<<17)
629 #define CURLPROTO_ALL (~0) /* enable everything */
631 /* long may be 32 or 64 bits, but we should never depend on anything else
633 #define CURLOPTTYPE_LONG 0
634 #define CURLOPTTYPE_OBJECTPOINT 10000
635 #define CURLOPTTYPE_FUNCTIONPOINT 20000
636 #define CURLOPTTYPE_OFF_T 30000
638 /* name is uppercase CURLOPT_<name>,
639 type is one of the defined CURLOPTTYPE_<type>
640 number is unique identifier */
646 #define CINIT(name,type,number) CURLOPT_ ## name = CURLOPTTYPE_ ## type + number
648 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
649 #define LONG CURLOPTTYPE_LONG
650 #define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT
651 #define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT
652 #define OFF_T CURLOPTTYPE_OFF_T
653 #define CINIT(name,type,number) CURLOPT_/**/name = type + number
657 * This macro-mania below setups the CURLOPT_[what] enum, to be used with
658 * curl_easy_setopt(). The first argument in the CINIT() macro is the [what]
663 /* This is the FILE * or void * the regular output should be written to. */
664 CINIT(FILE, OBJECTPOINT, 1),
666 /* The full URL to get/put */
667 CINIT(URL, OBJECTPOINT, 2),
669 /* Port number to connect to, if other than default. */
670 CINIT(PORT, LONG, 3),
672 /* Name of proxy to use. */
673 CINIT(PROXY, OBJECTPOINT, 4),
675 /* "name:password" to use when fetching. */
676 CINIT(USERPWD, OBJECTPOINT, 5),
678 /* "name:password" to use with proxy. */
679 CINIT(PROXYUSERPWD, OBJECTPOINT, 6),
681 /* Range to get, specified as an ASCII string. */
682 CINIT(RANGE, OBJECTPOINT, 7),
686 /* Specified file stream to upload from (use as input): */
687 CINIT(INFILE, OBJECTPOINT, 9),
689 /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE
690 * bytes big. If this is not used, error messages go to stderr instead: */
691 CINIT(ERRORBUFFER, OBJECTPOINT, 10),
693 /* Function that will be called to store the output (instead of fwrite). The
694 * parameters will use fwrite() syntax, make sure to follow them. */
695 CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11),
697 /* Function that will be called to read the input (instead of fread). The
698 * parameters will use fread() syntax, make sure to follow them. */
699 CINIT(READFUNCTION, FUNCTIONPOINT, 12),
701 /* Time-out the read operation after this amount of seconds */
702 CINIT(TIMEOUT, LONG, 13),
704 /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about
705 * how large the file being sent really is. That allows better error
706 * checking and better verifies that the upload was successful. -1 means
709 * For large file support, there is also a _LARGE version of the key
710 * which takes an off_t type, allowing platforms with larger off_t
711 * sizes to handle larger files. See below for INFILESIZE_LARGE.
713 CINIT(INFILESIZE, LONG, 14),
715 /* POST static input fields. */
716 CINIT(POSTFIELDS, OBJECTPOINT, 15),
718 /* Set the referrer page (needed by some CGIs) */
719 CINIT(REFERER, OBJECTPOINT, 16),
721 /* Set the FTP PORT string (interface name, named or numerical IP address)
722 Use i.e '-' to use default address. */
723 CINIT(FTPPORT, OBJECTPOINT, 17),
725 /* Set the User-Agent string (examined by some CGIs) */
726 CINIT(USERAGENT, OBJECTPOINT, 18),
728 /* If the download receives less than "low speed limit" bytes/second
729 * during "low speed time" seconds, the operations is aborted.
730 * You could i.e if you have a pretty high speed connection, abort if
731 * it is less than 2000 bytes/sec during 20 seconds.
734 /* Set the "low speed limit" */
735 CINIT(LOW_SPEED_LIMIT, LONG, 19),
737 /* Set the "low speed time" */
738 CINIT(LOW_SPEED_TIME, LONG, 20),
740 /* Set the continuation offset.
742 * Note there is also a _LARGE version of this key which uses
743 * off_t types, allowing for large file offsets on platforms which
744 * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE.
746 CINIT(RESUME_FROM, LONG, 21),
748 /* Set cookie in request: */
749 CINIT(COOKIE, OBJECTPOINT, 22),
751 /* This points to a linked list of headers, struct curl_slist kind */
752 CINIT(HTTPHEADER, OBJECTPOINT, 23),
754 /* This points to a linked list of post entries, struct curl_httppost */
755 CINIT(HTTPPOST, OBJECTPOINT, 24),
757 /* name of the file keeping your private SSL-certificate */
758 CINIT(SSLCERT, OBJECTPOINT, 25),
760 /* password for the SSL or SSH private key */
761 CINIT(KEYPASSWD, OBJECTPOINT, 26),
763 /* send TYPE parameter? */
764 CINIT(CRLF, LONG, 27),
766 /* send linked-list of QUOTE commands */
767 CINIT(QUOTE, OBJECTPOINT, 28),
769 /* send FILE * or void * to store headers to, if you use a callback it
770 is simply passed to the callback unmodified */
771 CINIT(WRITEHEADER, OBJECTPOINT, 29),
773 /* point to a file to read the initial cookies from, also enables
774 "cookie awareness" */
775 CINIT(COOKIEFILE, OBJECTPOINT, 31),
777 /* What version to specifically try to use.
778 See CURL_SSLVERSION defines below. */
779 CINIT(SSLVERSION, LONG, 32),
781 /* What kind of HTTP time condition to use, see defines */
782 CINIT(TIMECONDITION, LONG, 33),
784 /* Time to use with the above condition. Specified in number of seconds
786 CINIT(TIMEVALUE, LONG, 34),
790 /* Custom request, for customizing the get command like
791 HTTP: DELETE, TRACE and others
792 FTP: to use a different list command
794 CINIT(CUSTOMREQUEST, OBJECTPOINT, 36),
796 /* HTTP request, for odd commands like DELETE, TRACE and others */
797 CINIT(STDERR, OBJECTPOINT, 37),
801 /* send linked-list of post-transfer QUOTE commands */
802 CINIT(POSTQUOTE, OBJECTPOINT, 39),
804 /* Pass a pointer to string of the output using full variable-replacement
805 as described elsewhere. */
806 CINIT(WRITEINFO, OBJECTPOINT, 40),
808 CINIT(VERBOSE, LONG, 41), /* talk a lot */
809 CINIT(HEADER, LONG, 42), /* throw the header out too */
810 CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */
811 CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */
812 CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 300 */
813 CINIT(UPLOAD, LONG, 46), /* this is an upload */
814 CINIT(POST, LONG, 47), /* HTTP POST method */
815 CINIT(DIRLISTONLY, LONG, 48), /* return bare names when listing directories */
817 CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */
819 /* Specify whether to read the user+password from the .netrc or the URL.
820 * This must be one of the CURL_NETRC_* enums below. */
821 CINIT(NETRC, LONG, 51),
823 CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */
825 CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */
826 CINIT(PUT, LONG, 54), /* HTTP PUT */
830 /* Function that will be called instead of the internal progress display
831 * function. This function should be defined as the curl_progress_callback
832 * prototype defines. */
833 CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56),
835 /* Data passed to the progress callback */
836 CINIT(PROGRESSDATA, OBJECTPOINT, 57),
838 /* We want the referrer field set automatically when following locations */
839 CINIT(AUTOREFERER, LONG, 58),
841 /* Port of the proxy, can be set in the proxy string as well with:
843 CINIT(PROXYPORT, LONG, 59),
845 /* size of the POST input data, if strlen() is not good to use */
846 CINIT(POSTFIELDSIZE, LONG, 60),
848 /* tunnel non-http operations through a HTTP proxy */
849 CINIT(HTTPPROXYTUNNEL, LONG, 61),
851 /* Set the interface string to use as outgoing network interface */
852 CINIT(INTERFACE, OBJECTPOINT, 62),
854 /* Set the krb4/5 security level, this also enables krb4/5 awareness. This
855 * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string
856 * is set but doesn't match one of these, 'private' will be used. */
857 CINIT(KRBLEVEL, OBJECTPOINT, 63),
859 /* Set if we should verify the peer in ssl handshake, set 1 to verify. */
860 CINIT(SSL_VERIFYPEER, LONG, 64),
862 /* The CApath or CAfile used to validate the peer certificate
863 this option is used only if SSL_VERIFYPEER is true */
864 CINIT(CAINFO, OBJECTPOINT, 65),
869 /* Maximum number of http redirects to follow */
870 CINIT(MAXREDIRS, LONG, 68),
872 /* Pass a long set to 1 to get the date of the requested document (if
873 possible)! Pass a zero to shut it off. */
874 CINIT(FILETIME, LONG, 69),
876 /* This points to a linked list of telnet options */
877 CINIT(TELNETOPTIONS, OBJECTPOINT, 70),
879 /* Max amount of cached alive connections */
880 CINIT(MAXCONNECTS, LONG, 71),
882 /* What policy to use when closing connections when the cache is filled
884 CINIT(CLOSEPOLICY, LONG, 72),
888 /* Set to explicitly use a new connection for the upcoming transfer.
889 Do not use this unless you're absolutely sure of this, as it makes the
890 operation slower and is less friendly for the network. */
891 CINIT(FRESH_CONNECT, LONG, 74),
893 /* Set to explicitly forbid the upcoming transfer's connection to be re-used
894 when done. Do not use this unless you're absolutely sure of this, as it
895 makes the operation slower and is less friendly for the network. */
896 CINIT(FORBID_REUSE, LONG, 75),
898 /* Set to a file name that contains random data for libcurl to use to
899 seed the random engine when doing SSL connects. */
900 CINIT(RANDOM_FILE, OBJECTPOINT, 76),
902 /* Set to the Entropy Gathering Daemon socket pathname */
903 CINIT(EGDSOCKET, OBJECTPOINT, 77),
905 /* Time-out connect operations after this amount of seconds, if connects
906 are OK within this time, then fine... This only aborts the connect
907 phase. [Only works on unix-style/SIGALRM operating systems] */
908 CINIT(CONNECTTIMEOUT, LONG, 78),
910 /* Function that will be called to store headers (instead of fwrite). The
911 * parameters will use fwrite() syntax, make sure to follow them. */
912 CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79),
914 /* Set this to force the HTTP request to get back to GET. Only really usable
915 if POST, PUT or a custom request have been used first.
917 CINIT(HTTPGET, LONG, 80),
919 /* Set if we should verify the Common name from the peer certificate in ssl
920 * handshake, set 1 to check existence, 2 to ensure that it matches the
921 * provided hostname. */
922 CINIT(SSL_VERIFYHOST, LONG, 81),
924 /* Specify which file name to write all known cookies in after completed
925 operation. Set file name to "-" (dash) to make it go to stdout. */
926 CINIT(COOKIEJAR, OBJECTPOINT, 82),
928 /* Specify which SSL ciphers to use */
929 CINIT(SSL_CIPHER_LIST, OBJECTPOINT, 83),
931 /* Specify which HTTP version to use! This must be set to one of the
932 CURL_HTTP_VERSION* enums set below. */
933 CINIT(HTTP_VERSION, LONG, 84),
935 /* Specifically switch on or off the FTP engine's use of the EPSV command. By
936 default, that one will always be attempted before the more traditional
938 CINIT(FTP_USE_EPSV, LONG, 85),
940 /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */
941 CINIT(SSLCERTTYPE, OBJECTPOINT, 86),
943 /* name of the file keeping your private SSL-key */
944 CINIT(SSLKEY, OBJECTPOINT, 87),
946 /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */
947 CINIT(SSLKEYTYPE, OBJECTPOINT, 88),
949 /* crypto engine for the SSL-sub system */
950 CINIT(SSLENGINE, OBJECTPOINT, 89),
952 /* set the crypto engine for the SSL-sub system as default
953 the param has no meaning...
955 CINIT(SSLENGINE_DEFAULT, LONG, 90),
957 /* Non-zero value means to use the global dns cache */
958 CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* To become OBSOLETE soon */
960 /* DNS cache timeout */
961 CINIT(DNS_CACHE_TIMEOUT, LONG, 92),
963 /* send linked-list of pre-transfer QUOTE commands */
964 CINIT(PREQUOTE, OBJECTPOINT, 93),
966 /* set the debug function */
967 CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94),
969 /* set the data for the debug function */
970 CINIT(DEBUGDATA, OBJECTPOINT, 95),
972 /* mark this as start of a cookie session */
973 CINIT(COOKIESESSION, LONG, 96),
975 /* The CApath directory used to validate the peer certificate
976 this option is used only if SSL_VERIFYPEER is true */
977 CINIT(CAPATH, OBJECTPOINT, 97),
979 /* Instruct libcurl to use a smaller receive buffer */
980 CINIT(BUFFERSIZE, LONG, 98),
982 /* Instruct libcurl to not use any signal/alarm handlers, even when using
983 timeouts. This option is useful for multi-threaded applications.
984 See libcurl-the-guide for more background information. */
985 CINIT(NOSIGNAL, LONG, 99),
987 /* Provide a CURLShare for mutexing non-ts data */
988 CINIT(SHARE, OBJECTPOINT, 100),
990 /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default),
991 CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5. */
992 CINIT(PROXYTYPE, LONG, 101),
994 /* Set the Accept-Encoding string. Use this to tell a server you would like
995 the response to be compressed. */
996 CINIT(ENCODING, OBJECTPOINT, 102),
998 /* Set pointer to private data */
999 CINIT(PRIVATE, OBJECTPOINT, 103),
1001 /* Set aliases for HTTP 200 in the HTTP Response header */
1002 CINIT(HTTP200ALIASES, OBJECTPOINT, 104),
1004 /* Continue to send authentication (user+password) when following locations,
1005 even when hostname changed. This can potentially send off the name
1006 and password to whatever host the server decides. */
1007 CINIT(UNRESTRICTED_AUTH, LONG, 105),
1009 /* Specifically switch on or off the FTP engine's use of the EPRT command ( it
1010 also disables the LPRT attempt). By default, those ones will always be
1011 attempted before the good old traditional PORT command. */
1012 CINIT(FTP_USE_EPRT, LONG, 106),
1014 /* Set this to a bitmask value to enable the particular authentications
1015 methods you like. Use this in combination with CURLOPT_USERPWD.
1016 Note that setting multiple bits may cause extra network round-trips. */
1017 CINIT(HTTPAUTH, LONG, 107),
1019 /* Set the ssl context callback function, currently only for OpenSSL ssl_ctx
1020 in second argument. The function must be matching the
1021 curl_ssl_ctx_callback proto. */
1022 CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108),
1024 /* Set the userdata for the ssl context callback function's third
1026 CINIT(SSL_CTX_DATA, OBJECTPOINT, 109),
1028 /* FTP Option that causes missing dirs to be created on the remote server.
1029 In 7.19.4 we introduced the convenience enums for this option using the
1030 CURLFTP_CREATE_DIR prefix.
1032 CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110),
1034 /* Set this to a bitmask value to enable the particular authentications
1035 methods you like. Use this in combination with CURLOPT_PROXYUSERPWD.
1036 Note that setting multiple bits may cause extra network round-trips. */
1037 CINIT(PROXYAUTH, LONG, 111),
1039 /* FTP option that changes the timeout, in seconds, associated with
1040 getting a response. This is different from transfer timeout time and
1041 essentially places a demand on the FTP server to acknowledge commands
1042 in a timely manner. */
1043 CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112),
1044 #define CURLOPT_SERVER_RESPONSE_TIMEOUT CURLOPT_FTP_RESPONSE_TIMEOUT
1046 /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to
1047 tell libcurl to resolve names to those IP versions only. This only has
1048 affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */
1049 CINIT(IPRESOLVE, LONG, 113),
1051 /* Set this option to limit the size of a file that will be downloaded from
1052 an HTTP or FTP server.
1054 Note there is also _LARGE version which adds large file support for
1055 platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */
1056 CINIT(MAXFILESIZE, LONG, 114),
1058 /* See the comment for INFILESIZE above, but in short, specifies
1059 * the size of the file being uploaded. -1 means unknown.
1061 CINIT(INFILESIZE_LARGE, OFF_T, 115),
1063 /* Sets the continuation offset. There is also a LONG version of this;
1064 * look above for RESUME_FROM.
1066 CINIT(RESUME_FROM_LARGE, OFF_T, 116),
1068 /* Sets the maximum size of data that will be downloaded from
1069 * an HTTP or FTP server. See MAXFILESIZE above for the LONG version.
1071 CINIT(MAXFILESIZE_LARGE, OFF_T, 117),
1073 /* Set this option to the file name of your .netrc file you want libcurl
1074 to parse (using the CURLOPT_NETRC option). If not set, libcurl will do
1075 a poor attempt to find the user's home directory and check for a .netrc
1077 CINIT(NETRC_FILE, OBJECTPOINT, 118),
1079 /* Enable SSL/TLS for FTP, pick one of:
1080 CURLFTPSSL_TRY - try using SSL, proceed anyway otherwise
1081 CURLFTPSSL_CONTROL - SSL for the control connection or fail
1082 CURLFTPSSL_ALL - SSL for all communication or fail
1084 CINIT(USE_SSL, LONG, 119),
1086 /* The _LARGE version of the standard POSTFIELDSIZE option */
1087 CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120),
1089 /* Enable/disable the TCP Nagle algorithm */
1090 CINIT(TCP_NODELAY, LONG, 121),
1092 /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1093 /* 123 OBSOLETE. Gone in 7.16.0 */
1094 /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1095 /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1096 /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1097 /* 127 OBSOLETE. Gone in 7.16.0 */
1098 /* 128 OBSOLETE. Gone in 7.16.0 */
1100 /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option
1101 can be used to change libcurl's default action which is to first try
1102 "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK
1103 response has been received.
1105 Available parameters are:
1106 CURLFTPAUTH_DEFAULT - let libcurl decide
1107 CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS
1108 CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL
1110 CINIT(FTPSSLAUTH, LONG, 129),
1112 CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130),
1113 CINIT(IOCTLDATA, OBJECTPOINT, 131),
1115 /* 132 OBSOLETE. Gone in 7.16.0 */
1116 /* 133 OBSOLETE. Gone in 7.16.0 */
1118 /* zero terminated string for pass on to the FTP server when asked for
1120 CINIT(FTP_ACCOUNT, OBJECTPOINT, 134),
1122 /* feed cookies into cookie engine */
1123 CINIT(COOKIELIST, OBJECTPOINT, 135),
1125 /* ignore Content-Length */
1126 CINIT(IGNORE_CONTENT_LENGTH, LONG, 136),
1128 /* Set to non-zero to skip the IP address received in a 227 PASV FTP server
1129 response. Typically used for FTP-SSL purposes but is not restricted to
1130 that. libcurl will then instead use the same IP address it used for the
1131 control connection. */
1132 CINIT(FTP_SKIP_PASV_IP, LONG, 137),
1134 /* Select "file method" to use when doing FTP, see the curl_ftpmethod
1136 CINIT(FTP_FILEMETHOD, LONG, 138),
1138 /* Local port number to bind the socket to */
1139 CINIT(LOCALPORT, LONG, 139),
1141 /* Number of ports to try, including the first one set with LOCALPORT.
1142 Thus, setting it to 1 will make no additional attempts but the first.
1144 CINIT(LOCALPORTRANGE, LONG, 140),
1146 /* no transfer, set up connection and let application use the socket by
1147 extracting it with CURLINFO_LASTSOCKET */
1148 CINIT(CONNECT_ONLY, LONG, 141),
1150 /* Function that will be called to convert from the
1151 network encoding (instead of using the iconv calls in libcurl) */
1152 CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142),
1154 /* Function that will be called to convert to the
1155 network encoding (instead of using the iconv calls in libcurl) */
1156 CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143),
1158 /* Function that will be called to convert from UTF8
1159 (instead of using the iconv calls in libcurl)
1160 Note that this is used only for SSL certificate processing */
1161 CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144),
1163 /* if the connection proceeds too quickly then need to slow it down */
1164 /* limit-rate: maximum number of bytes per second to send or receive */
1165 CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145),
1166 CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146),
1168 /* Pointer to command string to send if USER/PASS fails. */
1169 CINIT(FTP_ALTERNATIVE_TO_USER, OBJECTPOINT, 147),
1171 /* callback function for setting socket options */
1172 CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148),
1173 CINIT(SOCKOPTDATA, OBJECTPOINT, 149),
1175 /* set to 0 to disable session ID re-use for this transfer, default is
1177 CINIT(SSL_SESSIONID_CACHE, LONG, 150),
1179 /* allowed SSH authentication methods */
1180 CINIT(SSH_AUTH_TYPES, LONG, 151),
1182 /* Used by scp/sftp to do public/private key authentication */
1183 CINIT(SSH_PUBLIC_KEYFILE, OBJECTPOINT, 152),
1184 CINIT(SSH_PRIVATE_KEYFILE, OBJECTPOINT, 153),
1186 /* Send CCC (Clear Command Channel) after authentication */
1187 CINIT(FTP_SSL_CCC, LONG, 154),
1189 /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */
1190 CINIT(TIMEOUT_MS, LONG, 155),
1191 CINIT(CONNECTTIMEOUT_MS, LONG, 156),
1193 /* set to zero to disable the libcurl's decoding and thus pass the raw body
1194 data to the application even when it is encoded/compressed */
1195 CINIT(HTTP_TRANSFER_DECODING, LONG, 157),
1196 CINIT(HTTP_CONTENT_DECODING, LONG, 158),
1198 /* Permission used when creating new files and directories on the remote
1199 server for protocols that support it, SFTP/SCP/FILE */
1200 CINIT(NEW_FILE_PERMS, LONG, 159),
1201 CINIT(NEW_DIRECTORY_PERMS, LONG, 160),
1203 /* Set the behaviour of POST when redirecting. Values must be set to one
1204 of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */
1205 CINIT(POSTREDIR, LONG, 161),
1207 /* used by scp/sftp to verify the host's public key */
1208 CINIT(SSH_HOST_PUBLIC_KEY_MD5, OBJECTPOINT, 162),
1210 /* Callback function for opening socket (instead of socket(2)). Optionally,
1211 callback is able change the address or refuse to connect returning
1212 CURL_SOCKET_BAD. The callback should have type
1213 curl_opensocket_callback */
1214 CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
1215 CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
1217 /* POST volatile input fields. */
1218 CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165),
1220 /* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy */
1221 CINIT(PROXY_TRANSFER_MODE, LONG, 166),
1223 /* Callback function for seeking in the input stream */
1224 CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167),
1225 CINIT(SEEKDATA, OBJECTPOINT, 168),
1228 CINIT(CRLFILE, OBJECTPOINT, 169),
1230 /* Issuer certificate */
1231 CINIT(ISSUERCERT, OBJECTPOINT, 170),
1233 /* (IPv6) Address scope */
1234 CINIT(ADDRESS_SCOPE, LONG, 171),
1236 /* Collect certificate chain info and allow it to get retrievable with
1237 CURLINFO_CERTINFO after the transfer is complete. (Unfortunately) only
1238 working with OpenSSL-powered builds. */
1239 CINIT(CERTINFO, LONG, 172),
1241 /* "name" and "pwd" to use when fetching. */
1242 CINIT(USERNAME, OBJECTPOINT, 173),
1243 CINIT(PASSWORD, OBJECTPOINT, 174),
1245 /* "name" and "pwd" to use with Proxy when fetching. */
1246 CINIT(PROXYUSERNAME, OBJECTPOINT, 175),
1247 CINIT(PROXYPASSWORD, OBJECTPOINT, 176),
1249 /* Comma separated list of hostnames defining no-proxy zones. These should
1250 match both hostnames directly, and hostnames within a domain. For
1251 example, local.com will match local.com and www.local.com, but NOT
1252 notlocal.com or www.notlocal.com. For compatibility with other
1253 implementations of this, .local.com will be considered to be the same as
1254 local.com. A single * is the only valid wildcard, and effectively
1255 disables the use of proxy. */
1256 CINIT(NOPROXY, OBJECTPOINT, 177),
1258 /* block size for TFTP transfers */
1259 CINIT(TFTP_BLKSIZE, LONG, 178),
1262 CINIT(SOCKS5_GSSAPI_SERVICE, OBJECTPOINT, 179),
1265 CINIT(SOCKS5_GSSAPI_NEC, LONG, 180),
1267 /* set the bitmask for the protocols that are allowed to be used for the
1268 transfer, which thus helps the app which takes URLs from users or other
1269 external inputs and want to restrict what protocol(s) to deal
1270 with. Defaults to CURLPROTO_ALL. */
1271 CINIT(PROTOCOLS, LONG, 181),
1273 /* set the bitmask for the protocols that libcurl is allowed to follow to,
1274 as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
1275 to be set in both bitmasks to be allowed to get redirected to. Defaults
1276 to all protocols except FILE and SCP. */
1277 CINIT(REDIR_PROTOCOLS, LONG, 182),
1279 /* set the SSH knownhost file name to use */
1280 CINIT(SSH_KNOWNHOSTS, OBJECTPOINT, 183),
1282 /* set the SSH host key callback, must point to a curl_sshkeycallback
1284 CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184),
1286 /* set the SSH host key callback custom pointer */
1287 CINIT(SSH_KEYDATA, OBJECTPOINT, 185),
1289 /* set the SMTP mail originator */
1290 CINIT(MAIL_FROM, OBJECTPOINT, 186),
1292 /* set the SMTP mail receiver(s) */
1293 CINIT(MAIL_RCPT, OBJECTPOINT, 187),
1295 /* FTP: send PRET before PASV */
1296 CINIT(FTP_USE_PRET, LONG, 188),
1298 CURLOPT_LASTENTRY /* the last unused */
1301 #ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
1302 the obsolete stuff removed! */
1304 /* Backwards compatibility with older names */
1305 /* These are scheduled to disappear by 2011 */
1307 /* This was added in version 7.19.1 */
1308 #define CURLOPT_POST301 CURLOPT_POSTREDIR
1310 /* These are scheduled to disappear by 2009 */
1312 /* The following were added in 7.17.0 */
1313 #define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD
1314 #define CURLOPT_FTPAPPEND CURLOPT_APPEND
1315 #define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY
1316 #define CURLOPT_FTP_SSL CURLOPT_USE_SSL
1318 /* The following were added earlier */
1320 #define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD
1321 #define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL
1324 /* This is set if CURL_NO_OLDIES is defined at compile-time */
1325 #undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */
1329 /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host
1330 name resolves addresses using more than one IP protocol version, this
1331 option might be handy to force libcurl to use a specific IP version. */
1332 #define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP
1333 versions that your system allows */
1334 #define CURL_IPRESOLVE_V4 1 /* resolve to ipv4 addresses */
1335 #define CURL_IPRESOLVE_V6 2 /* resolve to ipv6 addresses */
1337 /* three convenient "aliases" that follow the name scheme better */
1338 #define CURLOPT_WRITEDATA CURLOPT_FILE
1339 #define CURLOPT_READDATA CURLOPT_INFILE
1340 #define CURLOPT_HEADERDATA CURLOPT_WRITEHEADER
1342 /* These enums are for use with the CURLOPT_HTTP_VERSION option. */
1344 CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd
1345 like the library to choose the best possible
1347 CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */
1348 CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */
1350 CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */
1353 /* These enums are for use with the CURLOPT_NETRC option. */
1354 enum CURL_NETRC_OPTION {
1355 CURL_NETRC_IGNORED, /* The .netrc will never be read.
1356 * This is the default. */
1357 CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred
1358 * to one in the .netrc. */
1359 CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored.
1360 * Unless one is set programmatically, the .netrc
1361 * will be queried. */
1366 CURL_SSLVERSION_DEFAULT,
1367 CURL_SSLVERSION_TLSv1,
1368 CURL_SSLVERSION_SSLv2,
1369 CURL_SSLVERSION_SSLv3,
1371 CURL_SSLVERSION_LAST /* never use, keep last */
1374 /* symbols to use with CURLOPT_POSTREDIR.
1375 CURL_REDIR_POST_301 and CURL_REDIR_POST_302 can be bitwise ORed so that
1376 CURL_REDIR_POST_301 | CURL_REDIR_POST_302 == CURL_REDIR_POST_ALL */
1378 #define CURL_REDIR_GET_ALL 0
1379 #define CURL_REDIR_POST_301 1
1380 #define CURL_REDIR_POST_302 2
1381 #define CURL_REDIR_POST_ALL (CURL_REDIR_POST_301|CURL_REDIR_POST_302)
1386 CURL_TIMECOND_IFMODSINCE,
1387 CURL_TIMECOND_IFUNMODSINCE,
1388 CURL_TIMECOND_LASTMOD,
1394 /* curl_strequal() and curl_strnequal() are subject for removal in a future
1395 libcurl, see lib/README.curlx for details */
1396 CURL_EXTERN int (curl_strequal)(const char *s1, const char *s2);
1397 CURL_EXTERN int (curl_strnequal)(const char *s1, const char *s2, size_t n);
1399 /* name is uppercase CURLFORM_<name> */
1405 #define CFINIT(name) CURLFORM_ ## name
1407 /* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
1408 #define CFINIT(name) CURLFORM_/**/name
1412 CFINIT(NOTHING), /********* the first one is unused ************/
1418 CFINIT(COPYCONTENTS),
1419 CFINIT(PTRCONTENTS),
1420 CFINIT(CONTENTSLENGTH),
1421 CFINIT(FILECONTENT),
1428 CFINIT(BUFFERLENGTH),
1430 CFINIT(CONTENTTYPE),
1431 CFINIT(CONTENTHEADER),
1438 CURLFORM_LASTENTRY /* the last unused */
1441 #undef CFINIT /* done */
1443 /* structure to be used as parameter for CURLFORM_ARRAY */
1445 CURLformoption option;
1449 /* use this for multipart formpost building */
1450 /* Returns code for curl_formadd()
1453 * CURL_FORMADD_OK on success
1454 * CURL_FORMADD_MEMORY if the FormInfo allocation fails
1455 * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form
1456 * CURL_FORMADD_NULL if a null pointer was given for a char
1457 * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed
1458 * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used
1459 * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error)
1460 * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated
1461 * CURL_FORMADD_MEMORY if some allocation for string copying failed.
1462 * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array
1464 ***************************************************************************/
1466 CURL_FORMADD_OK, /* first, no error */
1468 CURL_FORMADD_MEMORY,
1469 CURL_FORMADD_OPTION_TWICE,
1471 CURL_FORMADD_UNKNOWN_OPTION,
1472 CURL_FORMADD_INCOMPLETE,
1473 CURL_FORMADD_ILLEGAL_ARRAY,
1474 CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */
1476 CURL_FORMADD_LAST /* last */
1480 * NAME curl_formadd()
1484 * Pretty advanced function for building multi-part formposts. Each invoke
1485 * adds one part that together construct a full post. Then use
1486 * CURLOPT_HTTPPOST to send it off to libcurl.
1488 CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost,
1489 struct curl_httppost **last_post,
1493 * callback function for curl_formget()
1494 * The void *arg pointer will be the one passed as second argument to
1496 * The character buffer passed to it must not be freed.
1497 * Should return the buffer length passed to it as the argument "len" on
1500 typedef size_t (*curl_formget_callback)(void *arg, const char *buf, size_t len);
1503 * NAME curl_formget()
1507 * Serialize a curl_httppost struct built with curl_formadd().
1508 * Accepts a void pointer as second argument which will be passed to
1509 * the curl_formget_callback function.
1510 * Returns 0 on success.
1512 CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg,
1513 curl_formget_callback append);
1515 * NAME curl_formfree()
1519 * Free a multipart formpost previously built with curl_formadd().
1521 CURL_EXTERN void curl_formfree(struct curl_httppost *form);
1524 * NAME curl_getenv()
1528 * Returns a malloc()'ed string that MUST be curl_free()ed after usage is
1529 * complete. DEPRECATED - see lib/README.curlx
1531 CURL_EXTERN char *curl_getenv(const char *variable);
1534 * NAME curl_version()
1538 * Returns a static ascii string of the libcurl version.
1540 CURL_EXTERN char *curl_version(void);
1543 * NAME curl_easy_escape()
1547 * Escapes URL strings (converts all letters consider illegal in URLs to their
1548 * %XX versions). This function returns a new allocated string or NULL if an
1551 CURL_EXTERN char *curl_easy_escape(CURL *handle,
1555 /* the previous version: */
1556 CURL_EXTERN char *curl_escape(const char *string,
1561 * NAME curl_easy_unescape()
1565 * Unescapes URL encoding in strings (converts all %XX codes to their 8bit
1566 * versions). This function returns a new allocated string or NULL if an error
1568 * Conversion Note: On non-ASCII platforms the ASCII %XX codes are
1569 * converted into the host encoding.
1571 CURL_EXTERN char *curl_easy_unescape(CURL *handle,
1576 /* the previous version */
1577 CURL_EXTERN char *curl_unescape(const char *string,
1585 * Provided for de-allocation in the same translation unit that did the
1586 * allocation. Added in libcurl 7.10
1588 CURL_EXTERN void curl_free(void *p);
1591 * NAME curl_global_init()
1595 * curl_global_init() should be invoked exactly once for each application that
1596 * uses libcurl and before any call of other libcurl functions.
1598 * This function is not thread-safe!
1600 CURL_EXTERN CURLcode curl_global_init(long flags);
1603 * NAME curl_global_init_mem()
1607 * curl_global_init() or curl_global_init_mem() should be invoked exactly once
1608 * for each application that uses libcurl. This function can be used to
1609 * initialize libcurl and set user defined memory management callback
1610 * functions. Users can implement memory management routines to check for
1611 * memory leaks, check for mis-use of the curl library etc. User registered
1612 * callback routines with be invoked by this library instead of the system
1613 * memory management routines like malloc, free etc.
1615 CURL_EXTERN CURLcode curl_global_init_mem(long flags,
1616 curl_malloc_callback m,
1617 curl_free_callback f,
1618 curl_realloc_callback r,
1619 curl_strdup_callback s,
1620 curl_calloc_callback c);
1623 * NAME curl_global_cleanup()
1627 * curl_global_cleanup() should be invoked exactly once for each application
1630 CURL_EXTERN void curl_global_cleanup(void);
1632 /* linked-list structure for the CURLOPT_QUOTE option (and other) */
1635 struct curl_slist *next;
1639 * NAME curl_slist_append()
1643 * Appends a string to a linked list. If no list exists, it will be created
1644 * first. Returns the new list, after appending.
1646 CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *,
1650 * NAME curl_slist_free_all()
1654 * free a previously built curl_slist.
1656 CURL_EXTERN void curl_slist_free_all(struct curl_slist *);
1659 * NAME curl_getdate()
1663 * Returns the time, in seconds since 1 Jan 1970 of the time string given in
1664 * the first argument. The time argument in the second parameter is unused
1665 * and should be set to NULL.
1667 CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused);
1669 /* info about the certificate chain, only for OpenSSL builds. Asked
1670 for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */
1671 struct curl_certinfo {
1672 int num_of_certs; /* number of certificates with information */
1673 struct curl_slist **certinfo; /* for each index in this array, there's a
1674 linked list with textual information in the
1675 format "name: value" */
1678 #define CURLINFO_STRING 0x100000
1679 #define CURLINFO_LONG 0x200000
1680 #define CURLINFO_DOUBLE 0x300000
1681 #define CURLINFO_SLIST 0x400000
1682 #define CURLINFO_MASK 0x0fffff
1683 #define CURLINFO_TYPEMASK 0xf00000
1686 CURLINFO_NONE, /* first, never use this */
1687 CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1,
1688 CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2,
1689 CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3,
1690 CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4,
1691 CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5,
1692 CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6,
1693 CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7,
1694 CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8,
1695 CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9,
1696 CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10,
1697 CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11,
1698 CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12,
1699 CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13,
1700 CURLINFO_FILETIME = CURLINFO_LONG + 14,
1701 CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15,
1702 CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16,
1703 CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17,
1704 CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18,
1705 CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19,
1706 CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20,
1707 CURLINFO_PRIVATE = CURLINFO_STRING + 21,
1708 CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22,
1709 CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23,
1710 CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24,
1711 CURLINFO_OS_ERRNO = CURLINFO_LONG + 25,
1712 CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26,
1713 CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27,
1714 CURLINFO_COOKIELIST = CURLINFO_SLIST + 28,
1715 CURLINFO_LASTSOCKET = CURLINFO_LONG + 29,
1716 CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30,
1717 CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31,
1718 CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32,
1719 CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33,
1720 CURLINFO_CERTINFO = CURLINFO_SLIST + 34,
1721 CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35,
1722 /* Fill in new entries below here! */
1724 CURLINFO_LASTONE = 35
1727 /* CURLINFO_RESPONSE_CODE is the new name for the option previously known as
1728 CURLINFO_HTTP_CODE */
1729 #define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE
1732 CURLCLOSEPOLICY_NONE, /* first, never use this */
1734 CURLCLOSEPOLICY_OLDEST,
1735 CURLCLOSEPOLICY_LEAST_RECENTLY_USED,
1736 CURLCLOSEPOLICY_LEAST_TRAFFIC,
1737 CURLCLOSEPOLICY_SLOWEST,
1738 CURLCLOSEPOLICY_CALLBACK,
1740 CURLCLOSEPOLICY_LAST /* last, never use this */
1743 #define CURL_GLOBAL_SSL (1<<0)
1744 #define CURL_GLOBAL_WIN32 (1<<1)
1745 #define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32)
1746 #define CURL_GLOBAL_NOTHING 0
1747 #define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL
1750 /*****************************************************************************
1751 * Setup defines, protos etc for the sharing stuff.
1754 /* Different data locks for a single share */
1756 CURL_LOCK_DATA_NONE = 0,
1757 /* CURL_LOCK_DATA_SHARE is used internally to say that
1758 * the locking is just made to change the internal state of the share
1761 CURL_LOCK_DATA_SHARE,
1762 CURL_LOCK_DATA_COOKIE,
1764 CURL_LOCK_DATA_SSL_SESSION,
1765 CURL_LOCK_DATA_CONNECT,
1769 /* Different lock access types */
1771 CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */
1772 CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */
1773 CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */
1774 CURL_LOCK_ACCESS_LAST /* never use */
1777 typedef void (*curl_lock_function)(CURL *handle,
1778 curl_lock_data data,
1779 curl_lock_access locktype,
1781 typedef void (*curl_unlock_function)(CURL *handle,
1782 curl_lock_data data,
1785 typedef void CURLSH;
1788 CURLSHE_OK, /* all is fine */
1789 CURLSHE_BAD_OPTION, /* 1 */
1790 CURLSHE_IN_USE, /* 2 */
1791 CURLSHE_INVALID, /* 3 */
1792 CURLSHE_NOMEM, /* out of memory */
1793 CURLSHE_LAST /* never use */
1797 CURLSHOPT_NONE, /* don't use */
1798 CURLSHOPT_SHARE, /* specify a data type to share */
1799 CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */
1800 CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */
1801 CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */
1802 CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock
1803 callback functions */
1804 CURLSHOPT_LAST /* never use */
1807 CURL_EXTERN CURLSH *curl_share_init(void);
1808 CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...);
1809 CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *);
1811 /****************************************************************************
1812 * Structures for querying information about the curl library at runtime.
1820 CURLVERSION_LAST /* never actually use this */
1823 /* The 'CURLVERSION_NOW' is the symbolic name meant to be used by
1824 basically all programs ever that want to get version information. It is
1825 meant to be a built-in version number for what kind of struct the caller
1826 expects. If the struct ever changes, we redefine the NOW to another enum
1828 #define CURLVERSION_NOW CURLVERSION_FOURTH
1831 CURLversion age; /* age of the returned struct */
1832 const char *version; /* LIBCURL_VERSION */
1833 unsigned int version_num; /* LIBCURL_VERSION_NUM */
1834 const char *host; /* OS/host/cpu/machine when configured */
1835 int features; /* bitmask, see defines below */
1836 const char *ssl_version; /* human readable string */
1837 long ssl_version_num; /* not used anymore, always 0 */
1838 const char *libz_version; /* human readable string */
1839 /* protocols is terminated by an entry with a NULL protoname */
1840 const char * const *protocols;
1842 /* The fields below this were added in CURLVERSION_SECOND */
1846 /* This field was added in CURLVERSION_THIRD */
1849 /* These field were added in CURLVERSION_FOURTH */
1851 /* Same as '_libiconv_version' if built with HAVE_ICONV */
1854 const char *libssh_version; /* human readable string */
1856 } curl_version_info_data;
1858 #define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */
1859 #define CURL_VERSION_KERBEROS4 (1<<1) /* kerberos auth is supported */
1860 #define CURL_VERSION_SSL (1<<2) /* SSL options are present */
1861 #define CURL_VERSION_LIBZ (1<<3) /* libz features are present */
1862 #define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */
1863 #define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth support */
1864 #define CURL_VERSION_DEBUG (1<<6) /* built with debug capabilities */
1865 #define CURL_VERSION_ASYNCHDNS (1<<7) /* asynchronous dns resolves */
1866 #define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth */
1867 #define CURL_VERSION_LARGEFILE (1<<9) /* supports files bigger than 2GB */
1868 #define CURL_VERSION_IDN (1<<10) /* International Domain Names support */
1869 #define CURL_VERSION_SSPI (1<<11) /* SSPI is supported */
1870 #define CURL_VERSION_CONV (1<<12) /* character conversions supported */
1871 #define CURL_VERSION_CURLDEBUG (1<<13) /* debug memory tracking supported */
1874 * NAME curl_version_info()
1878 * This function returns a pointer to a static copy of the version info
1879 * struct. See above.
1881 CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion);
1884 * NAME curl_easy_strerror()
1888 * The curl_easy_strerror function may be used to turn a CURLcode value
1889 * into the equivalent human readable error string. This is useful
1890 * for printing meaningful error messages.
1892 CURL_EXTERN const char *curl_easy_strerror(CURLcode);
1895 * NAME curl_share_strerror()
1899 * The curl_share_strerror function may be used to turn a CURLSHcode value
1900 * into the equivalent human readable error string. This is useful
1901 * for printing meaningful error messages.
1903 CURL_EXTERN const char *curl_share_strerror(CURLSHcode);
1906 * NAME curl_easy_pause()
1910 * The curl_easy_pause function pauses or unpauses transfers. Select the new
1911 * state by setting the bitmask, use the convenience defines below.
1914 CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask);
1916 #define CURLPAUSE_RECV (1<<0)
1917 #define CURLPAUSE_RECV_CONT (0)
1919 #define CURLPAUSE_SEND (1<<2)
1920 #define CURLPAUSE_SEND_CONT (0)
1922 #define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND)
1923 #define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT)
1929 /* unfortunately, the easy.h and multi.h include files need options and info
1930 stuff before they can be included! */
1931 #include "easy.h" /* nothing in curl is fun without the easy stuff */
1934 /* the typechecker doesn't work in C++ (yet) */
1935 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && \
1936 ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \
1937 !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK)
1938 #include "typecheck-gcc.h"
1940 #if defined(__STDC__) && (__STDC__ >= 1)
1941 /* This preprocessor magic that replaces a call with the exact same call is
1942 only done to make sure application authors pass exactly three arguments
1943 to these functions. */
1944 #define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param)
1945 #define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg)
1946 #define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
1947 #define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
1948 #endif /* __STDC__ >= 1 */
1949 #endif /* gcc >= 4.3 && !__cplusplus */
1951 #endif /* __CURL_CURL_H */