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1#ifndef __CURL_CURL_H
2#define __CURL_CURL_H
3/***************************************************************************
4 * _ _ ____ _
5 * Project ___| | | | _ \| |
6 * / __| | | | |_) | |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
11 *
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 https://curl.haxx.se/docs/copyright.html.
15 *
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.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 ***************************************************************************/
24
25/*
26 * If you have libcurl problems, all docs and details are found here:
27 * https://curl.haxx.se/libcurl/
28 *
29 * curl-library mailing list subscription and unsubscription web interface:
30 * https://cool.haxx.se/mailman/listinfo/curl-library/
31 */
32
33#include "curlver.h" /* libcurl version defines */
34#include "curlbuild.h" /* libcurl build definitions */
35#include "curlrules.h" /* libcurl rules enforcement */
36
37/*
38 * Define WIN32 when build target is Win32 API
39 */
40
41#if (defined(_WIN32) || defined(__WIN32__)) && \
42 !defined(WIN32) && !defined(__SYMBIAN32__)
43#define WIN32
44#endif
45
46#include <stdio.h>
47#include <limits.h>
48
49#if defined(__FreeBSD__) && (__FreeBSD__ >= 2)
50/* Needed for __FreeBSD_version symbol definition */
51#include <osreldate.h>
52#endif
53
54/* The include stuff here below is mainly for time_t! */
55#include <sys/types.h>
56#include <time.h>
57
58#if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__CYGWIN__)
59#if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H) || \
60 defined(__LWIP_OPT_H__) || defined(LWIP_HDR_OPT_H))
61/* The check above prevents the winsock2 inclusion if winsock.h already was
62 included, since they can't co-exist without problems */
63#include <winsock2.h>
64#include <ws2tcpip.h>
65#endif
66#endif
67
68/* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
69 libc5-based Linux systems. Only include it on systems that are known to
70 require it! */
71#if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \
72 defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \
73 defined(ANDROID) || defined(__ANDROID__) || defined(__OpenBSD__) || \
74 (defined(__FreeBSD_version) && (__FreeBSD_version < 800000))
75#include <sys/select.h>
76#endif
77
78#if !defined(WIN32) && !defined(_WIN32_WCE) && !defined(USE_LWIPSOCK)
79#include <sys/socket.h>
80#endif
81
82#if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__)
83#include <sys/time.h>
84#endif
85
86#ifdef __BEOS__
87#include <support/SupportDefs.h>
88#endif
89
90#ifdef __cplusplus
91extern "C" {
92#endif
93
94typedef void CURL;
95
96/*
97 * libcurl external API function linkage decorations.
98 */
99
100#ifdef CURL_STATICLIB
101# define CURL_EXTERN
102#elif defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__)
103# if defined(BUILDING_LIBCURL)
104# define CURL_EXTERN __declspec(dllexport)
105# else
106# define CURL_EXTERN __declspec(dllimport)
107# endif
108#elif defined(BUILDING_LIBCURL) && defined(CURL_HIDDEN_SYMBOLS)
109# define CURL_EXTERN CURL_EXTERN_SYMBOL
110#else
111# define CURL_EXTERN
112#endif
113
114#ifndef curl_socket_typedef
115/* socket typedef */
116#if defined(WIN32) && !defined(__LWIP_OPT_H__) && !defined(LWIP_HDR_OPT_H)
117typedef SOCKET curl_socket_t;
118#define CURL_SOCKET_BAD INVALID_SOCKET
119#else
120typedef int curl_socket_t;
121#define CURL_SOCKET_BAD -1
122#endif
123#define curl_socket_typedef
124#endif /* curl_socket_typedef */
125
126struct curl_httppost {
127 struct curl_httppost *next; /* next entry in the list */
128 char *name; /* pointer to allocated name */
129 long namelength; /* length of name length */
130 char *contents; /* pointer to allocated data contents */
131 long contentslength; /* length of contents field, see also
132 CURL_HTTPPOST_LARGE */
133 char *buffer; /* pointer to allocated buffer contents */
134 long bufferlength; /* length of buffer field */
135 char *contenttype; /* Content-Type */
136 struct curl_slist* contentheader; /* list of extra headers for this form */
137 struct curl_httppost *more; /* if one field name has more than one
138 file, this link should link to following
139 files */
140 long flags; /* as defined below */
141
142/* specified content is a file name */
143#define CURL_HTTPPOST_FILENAME (1<<0)
144/* specified content is a file name */
145#define CURL_HTTPPOST_READFILE (1<<1)
146/* name is only stored pointer do not free in formfree */
147#define CURL_HTTPPOST_PTRNAME (1<<2)
148/* contents is only stored pointer do not free in formfree */
149#define CURL_HTTPPOST_PTRCONTENTS (1<<3)
150/* upload file from buffer */
151#define CURL_HTTPPOST_BUFFER (1<<4)
152/* upload file from pointer contents */
153#define CURL_HTTPPOST_PTRBUFFER (1<<5)
154/* upload file contents by using the regular read callback to get the data and
155 pass the given pointer as custom pointer */
156#define CURL_HTTPPOST_CALLBACK (1<<6)
157/* use size in 'contentlen', added in 7.46.0 */
158#define CURL_HTTPPOST_LARGE (1<<7)
159
160 char *showfilename; /* The file name to show. If not set, the
161 actual file name will be used (if this
162 is a file part) */
163 void *userp; /* custom pointer used for
164 HTTPPOST_CALLBACK posts */
165 curl_off_t contentlen; /* alternative length of contents
166 field. Used if CURL_HTTPPOST_LARGE is
167 set. Added in 7.46.0 */
168};
169
170/* This is the CURLOPT_PROGRESSFUNCTION callback proto. It is now considered
171 deprecated but was the only choice up until 7.31.0 */
172typedef int (*curl_progress_callback)(void *clientp,
173 double dltotal,
174 double dlnow,
175 double ultotal,
176 double ulnow);
177
178/* This is the CURLOPT_XFERINFOFUNCTION callback proto. It was introduced in
179 7.32.0, it avoids floating point and provides more detailed information. */
180typedef int (*curl_xferinfo_callback)(void *clientp,
181 curl_off_t dltotal,
182 curl_off_t dlnow,
183 curl_off_t ultotal,
184 curl_off_t ulnow);
185
186#ifndef CURL_MAX_WRITE_SIZE
187 /* Tests have proven that 20K is a very bad buffer size for uploads on
188 Windows, while 16K for some odd reason performed a lot better.
189 We do the ifndef check to allow this value to easier be changed at build
190 time for those who feel adventurous. The practical minimum is about
191 400 bytes since libcurl uses a buffer of this size as a scratch area
192 (unrelated to network send operations). */
193#define CURL_MAX_WRITE_SIZE 16384
194#endif
195
196#ifndef CURL_MAX_HTTP_HEADER
197/* The only reason to have a max limit for this is to avoid the risk of a bad
198 server feeding libcurl with a never-ending header that will cause reallocs
199 infinitely */
200#define CURL_MAX_HTTP_HEADER (100*1024)
201#endif
202
203/* This is a magic return code for the write callback that, when returned,
204 will signal libcurl to pause receiving on the current transfer. */
205#define CURL_WRITEFUNC_PAUSE 0x10000001
206
207typedef size_t (*curl_write_callback)(char *buffer,
208 size_t size,
209 size_t nitems,
210 void *outstream);
211
212
213
214/* enumeration of file types */
215typedef enum {
216 CURLFILETYPE_FILE = 0,
217 CURLFILETYPE_DIRECTORY,
218 CURLFILETYPE_SYMLINK,
219 CURLFILETYPE_DEVICE_BLOCK,
220 CURLFILETYPE_DEVICE_CHAR,
221 CURLFILETYPE_NAMEDPIPE,
222 CURLFILETYPE_SOCKET,
223 CURLFILETYPE_DOOR, /* is possible only on Sun Solaris now */
224
225 CURLFILETYPE_UNKNOWN /* should never occur */
226} curlfiletype;
227
228#define CURLFINFOFLAG_KNOWN_FILENAME (1<<0)
229#define CURLFINFOFLAG_KNOWN_FILETYPE (1<<1)
230#define CURLFINFOFLAG_KNOWN_TIME (1<<2)
231#define CURLFINFOFLAG_KNOWN_PERM (1<<3)
232#define CURLFINFOFLAG_KNOWN_UID (1<<4)
233#define CURLFINFOFLAG_KNOWN_GID (1<<5)
234#define CURLFINFOFLAG_KNOWN_SIZE (1<<6)
235#define CURLFINFOFLAG_KNOWN_HLINKCOUNT (1<<7)
236
237/* Content of this structure depends on information which is known and is
238 achievable (e.g. by FTP LIST parsing). Please see the url_easy_setopt(3) man
239 page for callbacks returning this structure -- some fields are mandatory,
240 some others are optional. The FLAG field has special meaning. */
241struct curl_fileinfo {
242 char *filename;
243 curlfiletype filetype;
244 time_t time;
245 unsigned int perm;
246 int uid;
247 int gid;
248 curl_off_t size;
249 long int hardlinks;
250
251 struct {
252 /* If some of these fields is not NULL, it is a pointer to b_data. */
253 char *time;
254 char *perm;
255 char *user;
256 char *group;
257 char *target; /* pointer to the target filename of a symlink */
258 } strings;
259
260 unsigned int flags;
261
262 /* used internally */
263 char * b_data;
264 size_t b_size;
265 size_t b_used;
266};
267
268/* return codes for CURLOPT_CHUNK_BGN_FUNCTION */
269#define CURL_CHUNK_BGN_FUNC_OK 0
270#define CURL_CHUNK_BGN_FUNC_FAIL 1 /* tell the lib to end the task */
271#define CURL_CHUNK_BGN_FUNC_SKIP 2 /* skip this chunk over */
272
273/* if splitting of data transfer is enabled, this callback is called before
274 download of an individual chunk started. Note that parameter "remains" works
275 only for FTP wildcard downloading (for now), otherwise is not used */
276typedef long (*curl_chunk_bgn_callback)(const void *transfer_info,
277 void *ptr,
278 int remains);
279
280/* return codes for CURLOPT_CHUNK_END_FUNCTION */
281#define CURL_CHUNK_END_FUNC_OK 0
282#define CURL_CHUNK_END_FUNC_FAIL 1 /* tell the lib to end the task */
283
284/* If splitting of data transfer is enabled this callback is called after
285 download of an individual chunk finished.
286 Note! After this callback was set then it have to be called FOR ALL chunks.
287 Even if downloading of this chunk was skipped in CHUNK_BGN_FUNC.
288 This is the reason why we don't need "transfer_info" parameter in this
289 callback and we are not interested in "remains" parameter too. */
290typedef long (*curl_chunk_end_callback)(void *ptr);
291
292/* return codes for FNMATCHFUNCTION */
293#define CURL_FNMATCHFUNC_MATCH 0 /* string corresponds to the pattern */
294#define CURL_FNMATCHFUNC_NOMATCH 1 /* pattern doesn't match the string */
295#define CURL_FNMATCHFUNC_FAIL 2 /* an error occurred */
296
297/* callback type for wildcard downloading pattern matching. If the
298 string matches the pattern, return CURL_FNMATCHFUNC_MATCH value, etc. */
299typedef int (*curl_fnmatch_callback)(void *ptr,
300 const char *pattern,
301 const char *string);
302
303/* These are the return codes for the seek callbacks */
304#define CURL_SEEKFUNC_OK 0
305#define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */
306#define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so
307 libcurl might try other means instead */
308typedef int (*curl_seek_callback)(void *instream,
309 curl_off_t offset,
310 int origin); /* 'whence' */
311
312/* This is a return code for the read callback that, when returned, will
313 signal libcurl to immediately abort the current transfer. */
314#define CURL_READFUNC_ABORT 0x10000000
315/* This is a return code for the read callback that, when returned, will
316 signal libcurl to pause sending data on the current transfer. */
317#define CURL_READFUNC_PAUSE 0x10000001
318
319typedef size_t (*curl_read_callback)(char *buffer,
320 size_t size,
321 size_t nitems,
322 void *instream);
323
324typedef enum {
325 CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */
326 CURLSOCKTYPE_ACCEPT, /* socket created by accept() call */
327 CURLSOCKTYPE_LAST /* never use */
328} curlsocktype;
329
330/* The return code from the sockopt_callback can signal information back
331 to libcurl: */
332#define CURL_SOCKOPT_OK 0
333#define CURL_SOCKOPT_ERROR 1 /* causes libcurl to abort and return
334 CURLE_ABORTED_BY_CALLBACK */
335#define CURL_SOCKOPT_ALREADY_CONNECTED 2
336
337typedef int (*curl_sockopt_callback)(void *clientp,
338 curl_socket_t curlfd,
339 curlsocktype purpose);
340
341struct curl_sockaddr {
342 int family;
343 int socktype;
344 int protocol;
345 unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it
346 turned really ugly and painful on the systems that
347 lack this type */
348 struct sockaddr addr;
349};
350
351typedef curl_socket_t
352(*curl_opensocket_callback)(void *clientp,
353 curlsocktype purpose,
354 struct curl_sockaddr *address);
355
356typedef int
357(*curl_closesocket_callback)(void *clientp, curl_socket_t item);
358
359typedef enum {
360 CURLIOE_OK, /* I/O operation successful */
361 CURLIOE_UNKNOWNCMD, /* command was unknown to callback */
362 CURLIOE_FAILRESTART, /* failed to restart the read */
363 CURLIOE_LAST /* never use */
364} curlioerr;
365
366typedef enum {
367 CURLIOCMD_NOP, /* no operation */
368 CURLIOCMD_RESTARTREAD, /* restart the read stream from start */
369 CURLIOCMD_LAST /* never use */
370} curliocmd;
371
372typedef curlioerr (*curl_ioctl_callback)(CURL *handle,
373 int cmd,
374 void *clientp);
375
376/*
377 * The following typedef's are signatures of malloc, free, realloc, strdup and
378 * calloc respectively. Function pointers of these types can be passed to the
379 * curl_global_init_mem() function to set user defined memory management
380 * callback routines.
381 */
382typedef void *(*curl_malloc_callback)(size_t size);
383typedef void (*curl_free_callback)(void *ptr);
384typedef void *(*curl_realloc_callback)(void *ptr, size_t size);
385typedef char *(*curl_strdup_callback)(const char *str);
386typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size);
387
388/* the kind of data that is passed to information_callback*/
389typedef enum {
390 CURLINFO_TEXT = 0,
391 CURLINFO_HEADER_IN, /* 1 */
392 CURLINFO_HEADER_OUT, /* 2 */
393 CURLINFO_DATA_IN, /* 3 */
394 CURLINFO_DATA_OUT, /* 4 */
395 CURLINFO_SSL_DATA_IN, /* 5 */
396 CURLINFO_SSL_DATA_OUT, /* 6 */
397 CURLINFO_END
398} curl_infotype;
399
400typedef int (*curl_debug_callback)
401 (CURL *handle, /* the handle/transfer this concerns */
402 curl_infotype type, /* what kind of data */
403 char *data, /* points to the data */
404 size_t size, /* size of the data pointed to */
405 void *userptr); /* whatever the user please */
406
407/* All possible error codes from all sorts of curl functions. Future versions
408 may return other values, stay prepared.
409
410 Always add new return codes last. Never *EVER* remove any. The return
411 codes must remain the same!
412 */
413
414typedef enum {
415 CURLE_OK = 0,
416 CURLE_UNSUPPORTED_PROTOCOL, /* 1 */
417 CURLE_FAILED_INIT, /* 2 */
418 CURLE_URL_MALFORMAT, /* 3 */
419 CURLE_NOT_BUILT_IN, /* 4 - [was obsoleted in August 2007 for
420 7.17.0, reused in April 2011 for 7.21.5] */
421 CURLE_COULDNT_RESOLVE_PROXY, /* 5 */
422 CURLE_COULDNT_RESOLVE_HOST, /* 6 */
423 CURLE_COULDNT_CONNECT, /* 7 */
424 CURLE_FTP_WEIRD_SERVER_REPLY, /* 8 */
425 CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server
426 due to lack of access - when login fails
427 this is not returned. */
428 CURLE_FTP_ACCEPT_FAILED, /* 10 - [was obsoleted in April 2006 for
429 7.15.4, reused in Dec 2011 for 7.24.0]*/
430 CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */
431 CURLE_FTP_ACCEPT_TIMEOUT, /* 12 - timeout occurred accepting server
432 [was obsoleted in August 2007 for 7.17.0,
433 reused in Dec 2011 for 7.24.0]*/
434 CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */
435 CURLE_FTP_WEIRD_227_FORMAT, /* 14 */
436 CURLE_FTP_CANT_GET_HOST, /* 15 */
437 CURLE_HTTP2, /* 16 - A problem in the http2 framing layer.
438 [was obsoleted in August 2007 for 7.17.0,
439 reused in July 2014 for 7.38.0] */
440 CURLE_FTP_COULDNT_SET_TYPE, /* 17 */
441 CURLE_PARTIAL_FILE, /* 18 */
442 CURLE_FTP_COULDNT_RETR_FILE, /* 19 */
443 CURLE_OBSOLETE20, /* 20 - NOT USED */
444 CURLE_QUOTE_ERROR, /* 21 - quote command failure */
445 CURLE_HTTP_RETURNED_ERROR, /* 22 */
446 CURLE_WRITE_ERROR, /* 23 */
447 CURLE_OBSOLETE24, /* 24 - NOT USED */
448 CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */
449 CURLE_READ_ERROR, /* 26 - couldn't open/read from file */
450 CURLE_OUT_OF_MEMORY, /* 27 */
451 /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error
452 instead of a memory allocation error if CURL_DOES_CONVERSIONS
453 is defined
454 */
455 CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */
456 CURLE_OBSOLETE29, /* 29 - NOT USED */
457 CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */
458 CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */
459 CURLE_OBSOLETE32, /* 32 - NOT USED */
460 CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */
461 CURLE_HTTP_POST_ERROR, /* 34 */
462 CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */
463 CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */
464 CURLE_FILE_COULDNT_READ_FILE, /* 37 */
465 CURLE_LDAP_CANNOT_BIND, /* 38 */
466 CURLE_LDAP_SEARCH_FAILED, /* 39 */
467 CURLE_OBSOLETE40, /* 40 - NOT USED */
468 CURLE_FUNCTION_NOT_FOUND, /* 41 */
469 CURLE_ABORTED_BY_CALLBACK, /* 42 */
470 CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */
471 CURLE_OBSOLETE44, /* 44 - NOT USED */
472 CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */
473 CURLE_OBSOLETE46, /* 46 - NOT USED */
474 CURLE_TOO_MANY_REDIRECTS , /* 47 - catch endless re-direct loops */
475 CURLE_UNKNOWN_OPTION, /* 48 - User specified an unknown option */
476 CURLE_TELNET_OPTION_SYNTAX , /* 49 - Malformed telnet option */
477 CURLE_OBSOLETE50, /* 50 - NOT USED */
478 CURLE_PEER_FAILED_VERIFICATION, /* 51 - peer's certificate or fingerprint
479 wasn't verified fine */
480 CURLE_GOT_NOTHING, /* 52 - when this is a specific error */
481 CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */
482 CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as
483 default */
484 CURLE_SEND_ERROR, /* 55 - failed sending network data */
485 CURLE_RECV_ERROR, /* 56 - failure in receiving network data */
486 CURLE_OBSOLETE57, /* 57 - NOT IN USE */
487 CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */
488 CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */
489 CURLE_SSL_CACERT, /* 60 - problem with the CA cert (path?) */
490 CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized/bad encoding */
491 CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */
492 CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */
493 CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */
494 CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind
495 that failed */
496 CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */
497 CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not
498 accepted and we failed to login */
499 CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */
500 CURLE_TFTP_PERM, /* 69 - permission problem on server */
501 CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */
502 CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */
503 CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */
504 CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */
505 CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */
506 CURLE_CONV_FAILED, /* 75 - conversion failed */
507 CURLE_CONV_REQD, /* 76 - caller must register conversion
508 callbacks using curl_easy_setopt options
509 CURLOPT_CONV_FROM_NETWORK_FUNCTION,
510 CURLOPT_CONV_TO_NETWORK_FUNCTION, and
511 CURLOPT_CONV_FROM_UTF8_FUNCTION */
512 CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing
513 or wrong format */
514 CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */
515 CURLE_SSH, /* 79 - error from the SSH layer, somewhat
516 generic so the error message will be of
517 interest when this has happened */
518
519 CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL
520 connection */
521 CURLE_AGAIN, /* 81 - socket is not ready for send/recv,
522 wait till it's ready and try again (Added
523 in 7.18.2) */
524 CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or
525 wrong format (Added in 7.19.0) */
526 CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in
527 7.19.0) */
528 CURLE_FTP_PRET_FAILED, /* 84 - a PRET command failed */
529 CURLE_RTSP_CSEQ_ERROR, /* 85 - mismatch of RTSP CSeq numbers */
530 CURLE_RTSP_SESSION_ERROR, /* 86 - mismatch of RTSP Session Ids */
531 CURLE_FTP_BAD_FILE_LIST, /* 87 - unable to parse FTP file list */
532 CURLE_CHUNK_FAILED, /* 88 - chunk callback reported error */
533 CURLE_NO_CONNECTION_AVAILABLE, /* 89 - No connection available, the
534 session will be queued */
535 CURLE_SSL_PINNEDPUBKEYNOTMATCH, /* 90 - specified pinned public key did not
536 match */
537 CURLE_SSL_INVALIDCERTSTATUS, /* 91 - invalid certificate status */
538 CURL_LAST /* never use! */
539} CURLcode;
540
541#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
542 the obsolete stuff removed! */
543
544/* Previously obsolete error code re-used in 7.38.0 */
545#define CURLE_OBSOLETE16 CURLE_HTTP2
546
547/* Previously obsolete error codes re-used in 7.24.0 */
548#define CURLE_OBSOLETE10 CURLE_FTP_ACCEPT_FAILED
549#define CURLE_OBSOLETE12 CURLE_FTP_ACCEPT_TIMEOUT
550
551/* compatibility with older names */
552#define CURLOPT_ENCODING CURLOPT_ACCEPT_ENCODING
553
554/* The following were added in 7.21.5, April 2011 */
555#define CURLE_UNKNOWN_TELNET_OPTION CURLE_UNKNOWN_OPTION
556
557/* The following were added in 7.17.1 */
558/* These are scheduled to disappear by 2009 */
559#define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION
560
561/* The following were added in 7.17.0 */
562/* These are scheduled to disappear by 2009 */
563#define CURLE_OBSOLETE CURLE_OBSOLETE50 /* no one should be using this! */
564#define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46
565#define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44
566#define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10
567#define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16
568#define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32
569#define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29
570#define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12
571#define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20
572#define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40
573#define CURLE_MALFORMAT_USER CURLE_OBSOLETE24
574#define CURLE_SHARE_IN_USE CURLE_OBSOLETE57
575#define CURLE_URL_MALFORMAT_USER CURLE_NOT_BUILT_IN
576
577#define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED
578#define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE
579#define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR
580#define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL
581#define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS
582#define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR
583#define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED
584
585/* The following were added earlier */
586
587#define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT
588
589#define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR
590#define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED
591#define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED
592
593#define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE
594#define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME
595
596/* This was the error code 50 in 7.7.3 and a few earlier versions, this
597 is no longer used by libcurl but is instead #defined here only to not
598 make programs break */
599#define CURLE_ALREADY_COMPLETE 99999
600
601/* Provide defines for really old option names */
602#define CURLOPT_FILE CURLOPT_WRITEDATA /* name changed in 7.9.7 */
603#define CURLOPT_INFILE CURLOPT_READDATA /* name changed in 7.9.7 */
604#define CURLOPT_WRITEHEADER CURLOPT_HEADERDATA
605
606/* Since long deprecated options with no code in the lib that does anything
607 with them. */
608#define CURLOPT_WRITEINFO CURLOPT_OBSOLETE40
609#define CURLOPT_CLOSEPOLICY CURLOPT_OBSOLETE72
610
611#endif /*!CURL_NO_OLDIES*/
612
613/* This prototype applies to all conversion callbacks */
614typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length);
615
616typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */
617 void *ssl_ctx, /* actually an
618 OpenSSL SSL_CTX */
619 void *userptr);
620
621typedef enum {
622 CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use
623 CONNECT HTTP/1.1 */
624 CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT
625 HTTP/1.0 */
626 CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already
627 in 7.10 */
628 CURLPROXY_SOCKS5 = 5, /* added in 7.10 */
629 CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */
630 CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the
631 host name rather than the IP address. added
632 in 7.18.0 */
633} curl_proxytype; /* this enum was added in 7.10 */
634
635/*
636 * Bitmasks for CURLOPT_HTTPAUTH and CURLOPT_PROXYAUTH options:
637 *
638 * CURLAUTH_NONE - No HTTP authentication
639 * CURLAUTH_BASIC - HTTP Basic authentication (default)
640 * CURLAUTH_DIGEST - HTTP Digest authentication
641 * CURLAUTH_NEGOTIATE - HTTP Negotiate (SPNEGO) authentication
642 * CURLAUTH_GSSNEGOTIATE - Alias for CURLAUTH_NEGOTIATE (deprecated)
643 * CURLAUTH_NTLM - HTTP NTLM authentication
644 * CURLAUTH_DIGEST_IE - HTTP Digest authentication with IE flavour
645 * CURLAUTH_NTLM_WB - HTTP NTLM authentication delegated to winbind helper
646 * CURLAUTH_ONLY - Use together with a single other type to force no
647 * authentication or just that single type
648 * CURLAUTH_ANY - All fine types set
649 * CURLAUTH_ANYSAFE - All fine types except Basic
650 */
651
652#define CURLAUTH_NONE ((unsigned long)0)
653#define CURLAUTH_BASIC (((unsigned long)1)<<0)
654#define CURLAUTH_DIGEST (((unsigned long)1)<<1)
655#define CURLAUTH_NEGOTIATE (((unsigned long)1)<<2)
656/* Deprecated since the advent of CURLAUTH_NEGOTIATE */
657#define CURLAUTH_GSSNEGOTIATE CURLAUTH_NEGOTIATE
658#define CURLAUTH_NTLM (((unsigned long)1)<<3)
659#define CURLAUTH_DIGEST_IE (((unsigned long)1)<<4)
660#define CURLAUTH_NTLM_WB (((unsigned long)1)<<5)
661#define CURLAUTH_ONLY (((unsigned long)1)<<31)
662#define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE)
663#define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE))
664
665#define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */
666#define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */
667#define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */
668#define CURLSSH_AUTH_PASSWORD (1<<1) /* password */
669#define CURLSSH_AUTH_HOST (1<<2) /* host key files */
670#define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */
671#define CURLSSH_AUTH_AGENT (1<<4) /* agent (ssh-agent, pageant...) */
672#define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY
673
674#define CURLGSSAPI_DELEGATION_NONE 0 /* no delegation (default) */
675#define CURLGSSAPI_DELEGATION_POLICY_FLAG (1<<0) /* if permitted by policy */
676#define CURLGSSAPI_DELEGATION_FLAG (1<<1) /* delegate always */
677
678#define CURL_ERROR_SIZE 256
679
680enum curl_khtype {
681 CURLKHTYPE_UNKNOWN,
682 CURLKHTYPE_RSA1,
683 CURLKHTYPE_RSA,
684 CURLKHTYPE_DSS
685};
686
687struct curl_khkey {
688 const char *key; /* points to a zero-terminated string encoded with base64
689 if len is zero, otherwise to the "raw" data */
690 size_t len;
691 enum curl_khtype keytype;
692};
693
694/* this is the set of return values expected from the curl_sshkeycallback
695 callback */
696enum curl_khstat {
697 CURLKHSTAT_FINE_ADD_TO_FILE,
698 CURLKHSTAT_FINE,
699 CURLKHSTAT_REJECT, /* reject the connection, return an error */
700 CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so
701 this causes a CURLE_DEFER error but otherwise the
702 connection will be left intact etc */
703 CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */
704};
705
706/* this is the set of status codes pass in to the callback */
707enum curl_khmatch {
708 CURLKHMATCH_OK, /* match */
709 CURLKHMATCH_MISMATCH, /* host found, key mismatch! */
710 CURLKHMATCH_MISSING, /* no matching host/key found */
711 CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */
712};
713
714typedef int
715 (*curl_sshkeycallback) (CURL *easy, /* easy handle */
716 const struct curl_khkey *knownkey, /* known */
717 const struct curl_khkey *foundkey, /* found */
718 enum curl_khmatch, /* libcurl's view on the keys */
719 void *clientp); /* custom pointer passed from app */
720
721/* parameter for the CURLOPT_USE_SSL option */
722typedef enum {
723 CURLUSESSL_NONE, /* do not attempt to use SSL */
724 CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */
725 CURLUSESSL_CONTROL, /* SSL for the control connection or fail */
726 CURLUSESSL_ALL, /* SSL for all communication or fail */
727 CURLUSESSL_LAST /* not an option, never use */
728} curl_usessl;
729
730/* Definition of bits for the CURLOPT_SSL_OPTIONS argument: */
731
732/* - ALLOW_BEAST tells libcurl to allow the BEAST SSL vulnerability in the
733 name of improving interoperability with older servers. Some SSL libraries
734 have introduced work-arounds for this flaw but those work-arounds sometimes
735 make the SSL communication fail. To regain functionality with those broken
736 servers, a user can this way allow the vulnerability back. */
737#define CURLSSLOPT_ALLOW_BEAST (1<<0)
738
739/* - NO_REVOKE tells libcurl to disable certificate revocation checks for those
740 SSL backends where such behavior is present. */
741#define CURLSSLOPT_NO_REVOKE (1<<1)
742
743#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
744 the obsolete stuff removed! */
745
746/* Backwards compatibility with older names */
747/* These are scheduled to disappear by 2009 */
748
749#define CURLFTPSSL_NONE CURLUSESSL_NONE
750#define CURLFTPSSL_TRY CURLUSESSL_TRY
751#define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL
752#define CURLFTPSSL_ALL CURLUSESSL_ALL
753#define CURLFTPSSL_LAST CURLUSESSL_LAST
754#define curl_ftpssl curl_usessl
755#endif /*!CURL_NO_OLDIES*/
756
757/* parameter for the CURLOPT_FTP_SSL_CCC option */
758typedef enum {
759 CURLFTPSSL_CCC_NONE, /* do not send CCC */
760 CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */
761 CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */
762 CURLFTPSSL_CCC_LAST /* not an option, never use */
763} curl_ftpccc;
764
765/* parameter for the CURLOPT_FTPSSLAUTH option */
766typedef enum {
767 CURLFTPAUTH_DEFAULT, /* let libcurl decide */
768 CURLFTPAUTH_SSL, /* use "AUTH SSL" */
769 CURLFTPAUTH_TLS, /* use "AUTH TLS" */
770 CURLFTPAUTH_LAST /* not an option, never use */
771} curl_ftpauth;
772
773/* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */
774typedef enum {
775 CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */
776 CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD
777 again if MKD succeeded, for SFTP this does
778 similar magic */
779 CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD
780 again even if MKD failed! */
781 CURLFTP_CREATE_DIR_LAST /* not an option, never use */
782} curl_ftpcreatedir;
783
784/* parameter for the CURLOPT_FTP_FILEMETHOD option */
785typedef enum {
786 CURLFTPMETHOD_DEFAULT, /* let libcurl pick */
787 CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */
788 CURLFTPMETHOD_NOCWD, /* no CWD at all */
789 CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */
790 CURLFTPMETHOD_LAST /* not an option, never use */
791} curl_ftpmethod;
792
793/* bitmask defines for CURLOPT_HEADEROPT */
794#define CURLHEADER_UNIFIED 0
795#define CURLHEADER_SEPARATE (1<<0)
796
797/* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */
798#define CURLPROTO_HTTP (1<<0)
799#define CURLPROTO_HTTPS (1<<1)
800#define CURLPROTO_FTP (1<<2)
801#define CURLPROTO_FTPS (1<<3)
802#define CURLPROTO_SCP (1<<4)
803#define CURLPROTO_SFTP (1<<5)
804#define CURLPROTO_TELNET (1<<6)
805#define CURLPROTO_LDAP (1<<7)
806#define CURLPROTO_LDAPS (1<<8)
807#define CURLPROTO_DICT (1<<9)
808#define CURLPROTO_FILE (1<<10)
809#define CURLPROTO_TFTP (1<<11)
810#define CURLPROTO_IMAP (1<<12)
811#define CURLPROTO_IMAPS (1<<13)
812#define CURLPROTO_POP3 (1<<14)
813#define CURLPROTO_POP3S (1<<15)
814#define CURLPROTO_SMTP (1<<16)
815#define CURLPROTO_SMTPS (1<<17)
816#define CURLPROTO_RTSP (1<<18)
817#define CURLPROTO_RTMP (1<<19)
818#define CURLPROTO_RTMPT (1<<20)
819#define CURLPROTO_RTMPE (1<<21)
820#define CURLPROTO_RTMPTE (1<<22)
821#define CURLPROTO_RTMPS (1<<23)
822#define CURLPROTO_RTMPTS (1<<24)
823#define CURLPROTO_GOPHER (1<<25)
824#define CURLPROTO_SMB (1<<26)
825#define CURLPROTO_SMBS (1<<27)
826#define CURLPROTO_ALL (~0) /* enable everything */
827
828/* long may be 32 or 64 bits, but we should never depend on anything else
829 but 32 */
830#define CURLOPTTYPE_LONG 0
831#define CURLOPTTYPE_OBJECTPOINT 10000
832#define CURLOPTTYPE_STRINGPOINT 10000
833#define CURLOPTTYPE_FUNCTIONPOINT 20000
834#define CURLOPTTYPE_OFF_T 30000
835
836/* *STRINGPOINT is an alias for OBJECTPOINT to allow tools to extract the
837 string options from the header file */
838
839/* name is uppercase CURLOPT_<name>,
840 type is one of the defined CURLOPTTYPE_<type>
841 number is unique identifier */
842#ifdef CINIT
843#undef CINIT
844#endif
845
846#ifdef CURL_ISOCPP
847#define CINIT(na,t,nu) CURLOPT_ ## na = CURLOPTTYPE_ ## t + nu
848#else
849/* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
850#define LONG CURLOPTTYPE_LONG
851#define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT
852#define STRINGPOINT CURLOPTTYPE_OBJECTPOINT
853#define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT
854#define OFF_T CURLOPTTYPE_OFF_T
855#define CINIT(name,type,number) CURLOPT_/**/name = type + number
856#endif
857
858/*
859 * This macro-mania below setups the CURLOPT_[what] enum, to be used with
860 * curl_easy_setopt(). The first argument in the CINIT() macro is the [what]
861 * word.
862 */
863
864typedef enum {
865 /* This is the FILE * or void * the regular output should be written to. */
866 CINIT(WRITEDATA, OBJECTPOINT, 1),
867
868 /* The full URL to get/put */
869 CINIT(URL, STRINGPOINT, 2),
870
871 /* Port number to connect to, if other than default. */
872 CINIT(PORT, LONG, 3),
873
874 /* Name of proxy to use. */
875 CINIT(PROXY, STRINGPOINT, 4),
876
877 /* "user:password;options" to use when fetching. */
878 CINIT(USERPWD, STRINGPOINT, 5),
879
880 /* "user:password" to use with proxy. */
881 CINIT(PROXYUSERPWD, STRINGPOINT, 6),
882
883 /* Range to get, specified as an ASCII string. */
884 CINIT(RANGE, STRINGPOINT, 7),
885
886 /* not used */
887
888 /* Specified file stream to upload from (use as input): */
889 CINIT(READDATA, OBJECTPOINT, 9),
890
891 /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE
892 * bytes big. If this is not used, error messages go to stderr instead: */
893 CINIT(ERRORBUFFER, OBJECTPOINT, 10),
894
895 /* Function that will be called to store the output (instead of fwrite). The
896 * parameters will use fwrite() syntax, make sure to follow them. */
897 CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11),
898
899 /* Function that will be called to read the input (instead of fread). The
900 * parameters will use fread() syntax, make sure to follow them. */
901 CINIT(READFUNCTION, FUNCTIONPOINT, 12),
902
903 /* Time-out the read operation after this amount of seconds */
904 CINIT(TIMEOUT, LONG, 13),
905
906 /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about
907 * how large the file being sent really is. That allows better error
908 * checking and better verifies that the upload was successful. -1 means
909 * unknown size.
910 *
911 * For large file support, there is also a _LARGE version of the key
912 * which takes an off_t type, allowing platforms with larger off_t
913 * sizes to handle larger files. See below for INFILESIZE_LARGE.
914 */
915 CINIT(INFILESIZE, LONG, 14),
916
917 /* POST static input fields. */
918 CINIT(POSTFIELDS, OBJECTPOINT, 15),
919
920 /* Set the referrer page (needed by some CGIs) */
921 CINIT(REFERER, STRINGPOINT, 16),
922
923 /* Set the FTP PORT string (interface name, named or numerical IP address)
924 Use i.e '-' to use default address. */
925 CINIT(FTPPORT, STRINGPOINT, 17),
926
927 /* Set the User-Agent string (examined by some CGIs) */
928 CINIT(USERAGENT, STRINGPOINT, 18),
929
930 /* If the download receives less than "low speed limit" bytes/second
931 * during "low speed time" seconds, the operations is aborted.
932 * You could i.e if you have a pretty high speed connection, abort if
933 * it is less than 2000 bytes/sec during 20 seconds.
934 */
935
936 /* Set the "low speed limit" */
937 CINIT(LOW_SPEED_LIMIT, LONG, 19),
938
939 /* Set the "low speed time" */
940 CINIT(LOW_SPEED_TIME, LONG, 20),
941
942 /* Set the continuation offset.
943 *
944 * Note there is also a _LARGE version of this key which uses
945 * off_t types, allowing for large file offsets on platforms which
946 * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE.
947 */
948 CINIT(RESUME_FROM, LONG, 21),
949
950 /* Set cookie in request: */
951 CINIT(COOKIE, STRINGPOINT, 22),
952
953 /* This points to a linked list of headers, struct curl_slist kind. This
954 list is also used for RTSP (in spite of its name) */
955 CINIT(HTTPHEADER, OBJECTPOINT, 23),
956
957 /* This points to a linked list of post entries, struct curl_httppost */
958 CINIT(HTTPPOST, OBJECTPOINT, 24),
959
960 /* name of the file keeping your private SSL-certificate */
961 CINIT(SSLCERT, STRINGPOINT, 25),
962
963 /* password for the SSL or SSH private key */
964 CINIT(KEYPASSWD, STRINGPOINT, 26),
965
966 /* send TYPE parameter? */
967 CINIT(CRLF, LONG, 27),
968
969 /* send linked-list of QUOTE commands */
970 CINIT(QUOTE, OBJECTPOINT, 28),
971
972 /* send FILE * or void * to store headers to, if you use a callback it
973 is simply passed to the callback unmodified */
974 CINIT(HEADERDATA, OBJECTPOINT, 29),
975
976 /* point to a file to read the initial cookies from, also enables
977 "cookie awareness" */
978 CINIT(COOKIEFILE, STRINGPOINT, 31),
979
980 /* What version to specifically try to use.
981 See CURL_SSLVERSION defines below. */
982 CINIT(SSLVERSION, LONG, 32),
983
984 /* What kind of HTTP time condition to use, see defines */
985 CINIT(TIMECONDITION, LONG, 33),
986
987 /* Time to use with the above condition. Specified in number of seconds
988 since 1 Jan 1970 */
989 CINIT(TIMEVALUE, LONG, 34),
990
991 /* 35 = OBSOLETE */
992
993 /* Custom request, for customizing the get command like
994 HTTP: DELETE, TRACE and others
995 FTP: to use a different list command
996 */
997 CINIT(CUSTOMREQUEST, STRINGPOINT, 36),
998
999 /* FILE handle to use instead of stderr */
1000 CINIT(STDERR, OBJECTPOINT, 37),
1001
1002 /* 38 is not used */
1003
1004 /* send linked-list of post-transfer QUOTE commands */
1005 CINIT(POSTQUOTE, OBJECTPOINT, 39),
1006
1007 CINIT(OBSOLETE40, OBJECTPOINT, 40), /* OBSOLETE, do not use! */
1008
1009 CINIT(VERBOSE, LONG, 41), /* talk a lot */
1010 CINIT(HEADER, LONG, 42), /* throw the header out too */
1011 CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */
1012 CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */
1013 CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 400 */
1014 CINIT(UPLOAD, LONG, 46), /* this is an upload */
1015 CINIT(POST, LONG, 47), /* HTTP POST method */
1016 CINIT(DIRLISTONLY, LONG, 48), /* bare names when listing directories */
1017
1018 CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */
1019
1020 /* Specify whether to read the user+password from the .netrc or the URL.
1021 * This must be one of the CURL_NETRC_* enums below. */
1022 CINIT(NETRC, LONG, 51),
1023
1024 CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */
1025
1026 CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */
1027 CINIT(PUT, LONG, 54), /* HTTP PUT */
1028
1029 /* 55 = OBSOLETE */
1030
1031 /* DEPRECATED
1032 * Function that will be called instead of the internal progress display
1033 * function. This function should be defined as the curl_progress_callback
1034 * prototype defines. */
1035 CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56),
1036
1037 /* Data passed to the CURLOPT_PROGRESSFUNCTION and CURLOPT_XFERINFOFUNCTION
1038 callbacks */
1039 CINIT(PROGRESSDATA, OBJECTPOINT, 57),
1040#define CURLOPT_XFERINFODATA CURLOPT_PROGRESSDATA
1041
1042 /* We want the referrer field set automatically when following locations */
1043 CINIT(AUTOREFERER, LONG, 58),
1044
1045 /* Port of the proxy, can be set in the proxy string as well with:
1046 "[host]:[port]" */
1047 CINIT(PROXYPORT, LONG, 59),
1048
1049 /* size of the POST input data, if strlen() is not good to use */
1050 CINIT(POSTFIELDSIZE, LONG, 60),
1051
1052 /* tunnel non-http operations through a HTTP proxy */
1053 CINIT(HTTPPROXYTUNNEL, LONG, 61),
1054
1055 /* Set the interface string to use as outgoing network interface */
1056 CINIT(INTERFACE, STRINGPOINT, 62),
1057
1058 /* Set the krb4/5 security level, this also enables krb4/5 awareness. This
1059 * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string
1060 * is set but doesn't match one of these, 'private' will be used. */
1061 CINIT(KRBLEVEL, STRINGPOINT, 63),
1062
1063 /* Set if we should verify the peer in ssl handshake, set 1 to verify. */
1064 CINIT(SSL_VERIFYPEER, LONG, 64),
1065
1066 /* The CApath or CAfile used to validate the peer certificate
1067 this option is used only if SSL_VERIFYPEER is true */
1068 CINIT(CAINFO, STRINGPOINT, 65),
1069
1070 /* 66 = OBSOLETE */
1071 /* 67 = OBSOLETE */
1072
1073 /* Maximum number of http redirects to follow */
1074 CINIT(MAXREDIRS, LONG, 68),
1075
1076 /* Pass a long set to 1 to get the date of the requested document (if
1077 possible)! Pass a zero to shut it off. */
1078 CINIT(FILETIME, LONG, 69),
1079
1080 /* This points to a linked list of telnet options */
1081 CINIT(TELNETOPTIONS, OBJECTPOINT, 70),
1082
1083 /* Max amount of cached alive connections */
1084 CINIT(MAXCONNECTS, LONG, 71),
1085
1086 CINIT(OBSOLETE72, LONG, 72), /* OBSOLETE, do not use! */
1087
1088 /* 73 = OBSOLETE */
1089
1090 /* Set to explicitly use a new connection for the upcoming transfer.
1091 Do not use this unless you're absolutely sure of this, as it makes the
1092 operation slower and is less friendly for the network. */
1093 CINIT(FRESH_CONNECT, LONG, 74),
1094
1095 /* Set to explicitly forbid the upcoming transfer's connection to be re-used
1096 when done. Do not use this unless you're absolutely sure of this, as it
1097 makes the operation slower and is less friendly for the network. */
1098 CINIT(FORBID_REUSE, LONG, 75),
1099
1100 /* Set to a file name that contains random data for libcurl to use to
1101 seed the random engine when doing SSL connects. */
1102 CINIT(RANDOM_FILE, STRINGPOINT, 76),
1103
1104 /* Set to the Entropy Gathering Daemon socket pathname */
1105 CINIT(EGDSOCKET, STRINGPOINT, 77),
1106
1107 /* Time-out connect operations after this amount of seconds, if connects are
1108 OK within this time, then fine... This only aborts the connect phase. */
1109 CINIT(CONNECTTIMEOUT, LONG, 78),
1110
1111 /* Function that will be called to store headers (instead of fwrite). The
1112 * parameters will use fwrite() syntax, make sure to follow them. */
1113 CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79),
1114
1115 /* Set this to force the HTTP request to get back to GET. Only really usable
1116 if POST, PUT or a custom request have been used first.
1117 */
1118 CINIT(HTTPGET, LONG, 80),
1119
1120 /* Set if we should verify the Common name from the peer certificate in ssl
1121 * handshake, set 1 to check existence, 2 to ensure that it matches the
1122 * provided hostname. */
1123 CINIT(SSL_VERIFYHOST, LONG, 81),
1124
1125 /* Specify which file name to write all known cookies in after completed
1126 operation. Set file name to "-" (dash) to make it go to stdout. */
1127 CINIT(COOKIEJAR, STRINGPOINT, 82),
1128
1129 /* Specify which SSL ciphers to use */
1130 CINIT(SSL_CIPHER_LIST, STRINGPOINT, 83),
1131
1132 /* Specify which HTTP version to use! This must be set to one of the
1133 CURL_HTTP_VERSION* enums set below. */
1134 CINIT(HTTP_VERSION, LONG, 84),
1135
1136 /* Specifically switch on or off the FTP engine's use of the EPSV command. By
1137 default, that one will always be attempted before the more traditional
1138 PASV command. */
1139 CINIT(FTP_USE_EPSV, LONG, 85),
1140
1141 /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */
1142 CINIT(SSLCERTTYPE, STRINGPOINT, 86),
1143
1144 /* name of the file keeping your private SSL-key */
1145 CINIT(SSLKEY, STRINGPOINT, 87),
1146
1147 /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */
1148 CINIT(SSLKEYTYPE, STRINGPOINT, 88),
1149
1150 /* crypto engine for the SSL-sub system */
1151 CINIT(SSLENGINE, STRINGPOINT, 89),
1152
1153 /* set the crypto engine for the SSL-sub system as default
1154 the param has no meaning...
1155 */
1156 CINIT(SSLENGINE_DEFAULT, LONG, 90),
1157
1158 /* Non-zero value means to use the global dns cache */
1159 CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* DEPRECATED, do not use! */
1160
1161 /* DNS cache timeout */
1162 CINIT(DNS_CACHE_TIMEOUT, LONG, 92),
1163
1164 /* send linked-list of pre-transfer QUOTE commands */
1165 CINIT(PREQUOTE, OBJECTPOINT, 93),
1166
1167 /* set the debug function */
1168 CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94),
1169
1170 /* set the data for the debug function */
1171 CINIT(DEBUGDATA, OBJECTPOINT, 95),
1172
1173 /* mark this as start of a cookie session */
1174 CINIT(COOKIESESSION, LONG, 96),
1175
1176 /* The CApath directory used to validate the peer certificate
1177 this option is used only if SSL_VERIFYPEER is true */
1178 CINIT(CAPATH, STRINGPOINT, 97),
1179
1180 /* Instruct libcurl to use a smaller receive buffer */
1181 CINIT(BUFFERSIZE, LONG, 98),
1182
1183 /* Instruct libcurl to not use any signal/alarm handlers, even when using
1184 timeouts. This option is useful for multi-threaded applications.
1185 See libcurl-the-guide for more background information. */
1186 CINIT(NOSIGNAL, LONG, 99),
1187
1188 /* Provide a CURLShare for mutexing non-ts data */
1189 CINIT(SHARE, OBJECTPOINT, 100),
1190
1191 /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default),
1192 CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5. */
1193 CINIT(PROXYTYPE, LONG, 101),
1194
1195 /* Set the Accept-Encoding string. Use this to tell a server you would like
1196 the response to be compressed. Before 7.21.6, this was known as
1197 CURLOPT_ENCODING */
1198 CINIT(ACCEPT_ENCODING, STRINGPOINT, 102),
1199
1200 /* Set pointer to private data */
1201 CINIT(PRIVATE, OBJECTPOINT, 103),
1202
1203 /* Set aliases for HTTP 200 in the HTTP Response header */
1204 CINIT(HTTP200ALIASES, OBJECTPOINT, 104),
1205
1206 /* Continue to send authentication (user+password) when following locations,
1207 even when hostname changed. This can potentially send off the name
1208 and password to whatever host the server decides. */
1209 CINIT(UNRESTRICTED_AUTH, LONG, 105),
1210
1211 /* Specifically switch on or off the FTP engine's use of the EPRT command (
1212 it also disables the LPRT attempt). By default, those ones will always be
1213 attempted before the good old traditional PORT command. */
1214 CINIT(FTP_USE_EPRT, LONG, 106),
1215
1216 /* Set this to a bitmask value to enable the particular authentications
1217 methods you like. Use this in combination with CURLOPT_USERPWD.
1218 Note that setting multiple bits may cause extra network round-trips. */
1219 CINIT(HTTPAUTH, LONG, 107),
1220
1221 /* Set the ssl context callback function, currently only for OpenSSL ssl_ctx
1222 in second argument. The function must be matching the
1223 curl_ssl_ctx_callback proto. */
1224 CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108),
1225
1226 /* Set the userdata for the ssl context callback function's third
1227 argument */
1228 CINIT(SSL_CTX_DATA, OBJECTPOINT, 109),
1229
1230 /* FTP Option that causes missing dirs to be created on the remote server.
1231 In 7.19.4 we introduced the convenience enums for this option using the
1232 CURLFTP_CREATE_DIR prefix.
1233 */
1234 CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110),
1235
1236 /* Set this to a bitmask value to enable the particular authentications
1237 methods you like. Use this in combination with CURLOPT_PROXYUSERPWD.
1238 Note that setting multiple bits may cause extra network round-trips. */
1239 CINIT(PROXYAUTH, LONG, 111),
1240
1241 /* FTP option that changes the timeout, in seconds, associated with
1242 getting a response. This is different from transfer timeout time and
1243 essentially places a demand on the FTP server to acknowledge commands
1244 in a timely manner. */
1245 CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112),
1246#define CURLOPT_SERVER_RESPONSE_TIMEOUT CURLOPT_FTP_RESPONSE_TIMEOUT
1247
1248 /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to
1249 tell libcurl to resolve names to those IP versions only. This only has
1250 affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */
1251 CINIT(IPRESOLVE, LONG, 113),
1252
1253 /* Set this option to limit the size of a file that will be downloaded from
1254 an HTTP or FTP server.
1255
1256 Note there is also _LARGE version which adds large file support for
1257 platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */
1258 CINIT(MAXFILESIZE, LONG, 114),
1259
1260 /* See the comment for INFILESIZE above, but in short, specifies
1261 * the size of the file being uploaded. -1 means unknown.
1262 */
1263 CINIT(INFILESIZE_LARGE, OFF_T, 115),
1264
1265 /* Sets the continuation offset. There is also a LONG version of this;
1266 * look above for RESUME_FROM.
1267 */
1268 CINIT(RESUME_FROM_LARGE, OFF_T, 116),
1269
1270 /* Sets the maximum size of data that will be downloaded from
1271 * an HTTP or FTP server. See MAXFILESIZE above for the LONG version.
1272 */
1273 CINIT(MAXFILESIZE_LARGE, OFF_T, 117),
1274
1275 /* Set this option to the file name of your .netrc file you want libcurl
1276 to parse (using the CURLOPT_NETRC option). If not set, libcurl will do
1277 a poor attempt to find the user's home directory and check for a .netrc
1278 file in there. */
1279 CINIT(NETRC_FILE, STRINGPOINT, 118),
1280
1281 /* Enable SSL/TLS for FTP, pick one of:
1282 CURLUSESSL_TRY - try using SSL, proceed anyway otherwise
1283 CURLUSESSL_CONTROL - SSL for the control connection or fail
1284 CURLUSESSL_ALL - SSL for all communication or fail
1285 */
1286 CINIT(USE_SSL, LONG, 119),
1287
1288 /* The _LARGE version of the standard POSTFIELDSIZE option */
1289 CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120),
1290
1291 /* Enable/disable the TCP Nagle algorithm */
1292 CINIT(TCP_NODELAY, LONG, 121),
1293
1294 /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1295 /* 123 OBSOLETE. Gone in 7.16.0 */
1296 /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1297 /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1298 /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */
1299 /* 127 OBSOLETE. Gone in 7.16.0 */
1300 /* 128 OBSOLETE. Gone in 7.16.0 */
1301
1302 /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option
1303 can be used to change libcurl's default action which is to first try
1304 "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK
1305 response has been received.
1306
1307 Available parameters are:
1308 CURLFTPAUTH_DEFAULT - let libcurl decide
1309 CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS
1310 CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL
1311 */
1312 CINIT(FTPSSLAUTH, LONG, 129),
1313
1314 CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130),
1315 CINIT(IOCTLDATA, OBJECTPOINT, 131),
1316
1317 /* 132 OBSOLETE. Gone in 7.16.0 */
1318 /* 133 OBSOLETE. Gone in 7.16.0 */
1319
1320 /* zero terminated string for pass on to the FTP server when asked for
1321 "account" info */
1322 CINIT(FTP_ACCOUNT, STRINGPOINT, 134),
1323
1324 /* feed cookie into cookie engine */
1325 CINIT(COOKIELIST, STRINGPOINT, 135),
1326
1327 /* ignore Content-Length */
1328 CINIT(IGNORE_CONTENT_LENGTH, LONG, 136),
1329
1330 /* Set to non-zero to skip the IP address received in a 227 PASV FTP server
1331 response. Typically used for FTP-SSL purposes but is not restricted to
1332 that. libcurl will then instead use the same IP address it used for the
1333 control connection. */
1334 CINIT(FTP_SKIP_PASV_IP, LONG, 137),
1335
1336 /* Select "file method" to use when doing FTP, see the curl_ftpmethod
1337 above. */
1338 CINIT(FTP_FILEMETHOD, LONG, 138),
1339
1340 /* Local port number to bind the socket to */
1341 CINIT(LOCALPORT, LONG, 139),
1342
1343 /* Number of ports to try, including the first one set with LOCALPORT.
1344 Thus, setting it to 1 will make no additional attempts but the first.
1345 */
1346 CINIT(LOCALPORTRANGE, LONG, 140),
1347
1348 /* no transfer, set up connection and let application use the socket by
1349 extracting it with CURLINFO_LASTSOCKET */
1350 CINIT(CONNECT_ONLY, LONG, 141),
1351
1352 /* Function that will be called to convert from the
1353 network encoding (instead of using the iconv calls in libcurl) */
1354 CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142),
1355
1356 /* Function that will be called to convert to the
1357 network encoding (instead of using the iconv calls in libcurl) */
1358 CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143),
1359
1360 /* Function that will be called to convert from UTF8
1361 (instead of using the iconv calls in libcurl)
1362 Note that this is used only for SSL certificate processing */
1363 CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144),
1364
1365 /* if the connection proceeds too quickly then need to slow it down */
1366 /* limit-rate: maximum number of bytes per second to send or receive */
1367 CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145),
1368 CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146),
1369
1370 /* Pointer to command string to send if USER/PASS fails. */
1371 CINIT(FTP_ALTERNATIVE_TO_USER, STRINGPOINT, 147),
1372
1373 /* callback function for setting socket options */
1374 CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148),
1375 CINIT(SOCKOPTDATA, OBJECTPOINT, 149),
1376
1377 /* set to 0 to disable session ID re-use for this transfer, default is
1378 enabled (== 1) */
1379 CINIT(SSL_SESSIONID_CACHE, LONG, 150),
1380
1381 /* allowed SSH authentication methods */
1382 CINIT(SSH_AUTH_TYPES, LONG, 151),
1383
1384 /* Used by scp/sftp to do public/private key authentication */
1385 CINIT(SSH_PUBLIC_KEYFILE, STRINGPOINT, 152),
1386 CINIT(SSH_PRIVATE_KEYFILE, STRINGPOINT, 153),
1387
1388 /* Send CCC (Clear Command Channel) after authentication */
1389 CINIT(FTP_SSL_CCC, LONG, 154),
1390
1391 /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */
1392 CINIT(TIMEOUT_MS, LONG, 155),
1393 CINIT(CONNECTTIMEOUT_MS, LONG, 156),
1394
1395 /* set to zero to disable the libcurl's decoding and thus pass the raw body
1396 data to the application even when it is encoded/compressed */
1397 CINIT(HTTP_TRANSFER_DECODING, LONG, 157),
1398 CINIT(HTTP_CONTENT_DECODING, LONG, 158),
1399
1400 /* Permission used when creating new files and directories on the remote
1401 server for protocols that support it, SFTP/SCP/FILE */
1402 CINIT(NEW_FILE_PERMS, LONG, 159),
1403 CINIT(NEW_DIRECTORY_PERMS, LONG, 160),
1404
1405 /* Set the behaviour of POST when redirecting. Values must be set to one
1406 of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */
1407 CINIT(POSTREDIR, LONG, 161),
1408
1409 /* used by scp/sftp to verify the host's public key */
1410 CINIT(SSH_HOST_PUBLIC_KEY_MD5, STRINGPOINT, 162),
1411
1412 /* Callback function for opening socket (instead of socket(2)). Optionally,
1413 callback is able change the address or refuse to connect returning
1414 CURL_SOCKET_BAD. The callback should have type
1415 curl_opensocket_callback */
1416 CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163),
1417 CINIT(OPENSOCKETDATA, OBJECTPOINT, 164),
1418
1419 /* POST volatile input fields. */
1420 CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165),
1421
1422 /* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy */
1423 CINIT(PROXY_TRANSFER_MODE, LONG, 166),
1424
1425 /* Callback function for seeking in the input stream */
1426 CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167),
1427 CINIT(SEEKDATA, OBJECTPOINT, 168),
1428
1429 /* CRL file */
1430 CINIT(CRLFILE, STRINGPOINT, 169),
1431
1432 /* Issuer certificate */
1433 CINIT(ISSUERCERT, STRINGPOINT, 170),
1434
1435 /* (IPv6) Address scope */
1436 CINIT(ADDRESS_SCOPE, LONG, 171),
1437
1438 /* Collect certificate chain info and allow it to get retrievable with
1439 CURLINFO_CERTINFO after the transfer is complete. */
1440 CINIT(CERTINFO, LONG, 172),
1441
1442 /* "name" and "pwd" to use when fetching. */
1443 CINIT(USERNAME, STRINGPOINT, 173),
1444 CINIT(PASSWORD, STRINGPOINT, 174),
1445
1446 /* "name" and "pwd" to use with Proxy when fetching. */
1447 CINIT(PROXYUSERNAME, STRINGPOINT, 175),
1448 CINIT(PROXYPASSWORD, STRINGPOINT, 176),
1449
1450 /* Comma separated list of hostnames defining no-proxy zones. These should
1451 match both hostnames directly, and hostnames within a domain. For
1452 example, local.com will match local.com and www.local.com, but NOT
1453 notlocal.com or www.notlocal.com. For compatibility with other
1454 implementations of this, .local.com will be considered to be the same as
1455 local.com. A single * is the only valid wildcard, and effectively
1456 disables the use of proxy. */
1457 CINIT(NOPROXY, STRINGPOINT, 177),
1458
1459 /* block size for TFTP transfers */
1460 CINIT(TFTP_BLKSIZE, LONG, 178),
1461
1462 /* Socks Service */
1463 CINIT(SOCKS5_GSSAPI_SERVICE, STRINGPOINT, 179),
1464
1465 /* Socks Service */
1466 CINIT(SOCKS5_GSSAPI_NEC, LONG, 180),
1467
1468 /* set the bitmask for the protocols that are allowed to be used for the
1469 transfer, which thus helps the app which takes URLs from users or other
1470 external inputs and want to restrict what protocol(s) to deal
1471 with. Defaults to CURLPROTO_ALL. */
1472 CINIT(PROTOCOLS, LONG, 181),
1473
1474 /* set the bitmask for the protocols that libcurl is allowed to follow to,
1475 as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
1476 to be set in both bitmasks to be allowed to get redirected to. Defaults
1477 to all protocols except FILE and SCP. */
1478 CINIT(REDIR_PROTOCOLS, LONG, 182),
1479
1480 /* set the SSH knownhost file name to use */
1481 CINIT(SSH_KNOWNHOSTS, STRINGPOINT, 183),
1482
1483 /* set the SSH host key callback, must point to a curl_sshkeycallback
1484 function */
1485 CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184),
1486
1487 /* set the SSH host key callback custom pointer */
1488 CINIT(SSH_KEYDATA, OBJECTPOINT, 185),
1489
1490 /* set the SMTP mail originator */
1491 CINIT(MAIL_FROM, STRINGPOINT, 186),
1492
1493 /* set the list of SMTP mail receiver(s) */
1494 CINIT(MAIL_RCPT, OBJECTPOINT, 187),
1495
1496 /* FTP: send PRET before PASV */
1497 CINIT(FTP_USE_PRET, LONG, 188),
1498
1499 /* RTSP request method (OPTIONS, SETUP, PLAY, etc...) */
1500 CINIT(RTSP_REQUEST, LONG, 189),
1501
1502 /* The RTSP session identifier */
1503 CINIT(RTSP_SESSION_ID, STRINGPOINT, 190),
1504
1505 /* The RTSP stream URI */
1506 CINIT(RTSP_STREAM_URI, STRINGPOINT, 191),
1507
1508 /* The Transport: header to use in RTSP requests */
1509 CINIT(RTSP_TRANSPORT, STRINGPOINT, 192),
1510
1511 /* Manually initialize the client RTSP CSeq for this handle */
1512 CINIT(RTSP_CLIENT_CSEQ, LONG, 193),
1513
1514 /* Manually initialize the server RTSP CSeq for this handle */
1515 CINIT(RTSP_SERVER_CSEQ, LONG, 194),
1516
1517 /* The stream to pass to INTERLEAVEFUNCTION. */
1518 CINIT(INTERLEAVEDATA, OBJECTPOINT, 195),
1519
1520 /* Let the application define a custom write method for RTP data */
1521 CINIT(INTERLEAVEFUNCTION, FUNCTIONPOINT, 196),
1522
1523 /* Turn on wildcard matching */
1524 CINIT(WILDCARDMATCH, LONG, 197),
1525
1526 /* Directory matching callback called before downloading of an
1527 individual file (chunk) started */
1528 CINIT(CHUNK_BGN_FUNCTION, FUNCTIONPOINT, 198),
1529
1530 /* Directory matching callback called after the file (chunk)
1531 was downloaded, or skipped */
1532 CINIT(CHUNK_END_FUNCTION, FUNCTIONPOINT, 199),
1533
1534 /* Change match (fnmatch-like) callback for wildcard matching */
1535 CINIT(FNMATCH_FUNCTION, FUNCTIONPOINT, 200),
1536
1537 /* Let the application define custom chunk data pointer */
1538 CINIT(CHUNK_DATA, OBJECTPOINT, 201),
1539
1540 /* FNMATCH_FUNCTION user pointer */
1541 CINIT(FNMATCH_DATA, OBJECTPOINT, 202),
1542
1543 /* send linked-list of name:port:address sets */
1544 CINIT(RESOLVE, OBJECTPOINT, 203),
1545
1546 /* Set a username for authenticated TLS */
1547 CINIT(TLSAUTH_USERNAME, STRINGPOINT, 204),
1548
1549 /* Set a password for authenticated TLS */
1550 CINIT(TLSAUTH_PASSWORD, STRINGPOINT, 205),
1551
1552 /* Set authentication type for authenticated TLS */
1553 CINIT(TLSAUTH_TYPE, STRINGPOINT, 206),
1554
1555 /* Set to 1 to enable the "TE:" header in HTTP requests to ask for
1556 compressed transfer-encoded responses. Set to 0 to disable the use of TE:
1557 in outgoing requests. The current default is 0, but it might change in a
1558 future libcurl release.
1559
1560 libcurl will ask for the compressed methods it knows of, and if that
1561 isn't any, it will not ask for transfer-encoding at all even if this
1562 option is set to 1.
1563
1564 */
1565 CINIT(TRANSFER_ENCODING, LONG, 207),
1566
1567 /* Callback function for closing socket (instead of close(2)). The callback
1568 should have type curl_closesocket_callback */
1569 CINIT(CLOSESOCKETFUNCTION, FUNCTIONPOINT, 208),
1570 CINIT(CLOSESOCKETDATA, OBJECTPOINT, 209),
1571
1572 /* allow GSSAPI credential delegation */
1573 CINIT(GSSAPI_DELEGATION, LONG, 210),
1574
1575 /* Set the name servers to use for DNS resolution */
1576 CINIT(DNS_SERVERS, STRINGPOINT, 211),
1577
1578 /* Time-out accept operations (currently for FTP only) after this amount
1579 of miliseconds. */
1580 CINIT(ACCEPTTIMEOUT_MS, LONG, 212),
1581
1582 /* Set TCP keepalive */
1583 CINIT(TCP_KEEPALIVE, LONG, 213),
1584
1585 /* non-universal keepalive knobs (Linux, AIX, HP-UX, more) */
1586 CINIT(TCP_KEEPIDLE, LONG, 214),
1587 CINIT(TCP_KEEPINTVL, LONG, 215),
1588
1589 /* Enable/disable specific SSL features with a bitmask, see CURLSSLOPT_* */
1590 CINIT(SSL_OPTIONS, LONG, 216),
1591
1592 /* Set the SMTP auth originator */
1593 CINIT(MAIL_AUTH, STRINGPOINT, 217),
1594
1595 /* Enable/disable SASL initial response */
1596 CINIT(SASL_IR, LONG, 218),
1597
1598 /* Function that will be called instead of the internal progress display
1599 * function. This function should be defined as the curl_xferinfo_callback
1600 * prototype defines. (Deprecates CURLOPT_PROGRESSFUNCTION) */
1601 CINIT(XFERINFOFUNCTION, FUNCTIONPOINT, 219),
1602
1603 /* The XOAUTH2 bearer token */
1604 CINIT(XOAUTH2_BEARER, STRINGPOINT, 220),
1605
1606 /* Set the interface string to use as outgoing network
1607 * interface for DNS requests.
1608 * Only supported by the c-ares DNS backend */
1609 CINIT(DNS_INTERFACE, STRINGPOINT, 221),
1610
1611 /* Set the local IPv4 address to use for outgoing DNS requests.
1612 * Only supported by the c-ares DNS backend */
1613 CINIT(DNS_LOCAL_IP4, STRINGPOINT, 222),
1614
1615 /* Set the local IPv4 address to use for outgoing DNS requests.
1616 * Only supported by the c-ares DNS backend */
1617 CINIT(DNS_LOCAL_IP6, STRINGPOINT, 223),
1618
1619 /* Set authentication options directly */
1620 CINIT(LOGIN_OPTIONS, STRINGPOINT, 224),
1621
1622 /* Enable/disable TLS NPN extension (http2 over ssl might fail without) */
1623 CINIT(SSL_ENABLE_NPN, LONG, 225),
1624
1625 /* Enable/disable TLS ALPN extension (http2 over ssl might fail without) */
1626 CINIT(SSL_ENABLE_ALPN, LONG, 226),
1627
1628 /* Time to wait for a response to a HTTP request containing an
1629 * Expect: 100-continue header before sending the data anyway. */
1630 CINIT(EXPECT_100_TIMEOUT_MS, LONG, 227),
1631
1632 /* This points to a linked list of headers used for proxy requests only,
1633 struct curl_slist kind */
1634 CINIT(PROXYHEADER, OBJECTPOINT, 228),
1635
1636 /* Pass in a bitmask of "header options" */
1637 CINIT(HEADEROPT, LONG, 229),
1638
1639 /* The public key in DER form used to validate the peer public key
1640 this option is used only if SSL_VERIFYPEER is true */
1641 CINIT(PINNEDPUBLICKEY, STRINGPOINT, 230),
1642
1643 /* Path to Unix domain socket */
1644 CINIT(UNIX_SOCKET_PATH, STRINGPOINT, 231),
1645
1646 /* Set if we should verify the certificate status. */
1647 CINIT(SSL_VERIFYSTATUS, LONG, 232),
1648
1649 /* Set if we should enable TLS false start. */
1650 CINIT(SSL_FALSESTART, LONG, 233),
1651
1652 /* Do not squash dot-dot sequences */
1653 CINIT(PATH_AS_IS, LONG, 234),
1654
1655 /* Proxy Service Name */
1656 CINIT(PROXY_SERVICE_NAME, STRINGPOINT, 235),
1657
1658 /* Service Name */
1659 CINIT(SERVICE_NAME, STRINGPOINT, 236),
1660
1661 /* Wait/don't wait for pipe/mutex to clarify */
1662 CINIT(PIPEWAIT, LONG, 237),
1663
1664 /* Set the protocol used when curl is given a URL without a protocol */
1665 CINIT(DEFAULT_PROTOCOL, STRINGPOINT, 238),
1666
1667 /* Set stream weight, 1 - 256 (default is 16) */
1668 CINIT(STREAM_WEIGHT, LONG, 239),
1669
1670 /* Set stream dependency on another CURL handle */
1671 CINIT(STREAM_DEPENDS, OBJECTPOINT, 240),
1672
1673 /* Set E-xclusive stream dependency on another CURL handle */
1674 CINIT(STREAM_DEPENDS_E, OBJECTPOINT, 241),
1675
1676 CURLOPT_LASTENTRY /* the last unused */
1677} CURLoption;
1678
1679#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all
1680 the obsolete stuff removed! */
1681
1682/* Backwards compatibility with older names */
1683/* These are scheduled to disappear by 2011 */
1684
1685/* This was added in version 7.19.1 */
1686#define CURLOPT_POST301 CURLOPT_POSTREDIR
1687
1688/* These are scheduled to disappear by 2009 */
1689
1690/* The following were added in 7.17.0 */
1691#define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD
1692#define CURLOPT_FTPAPPEND CURLOPT_APPEND
1693#define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY
1694#define CURLOPT_FTP_SSL CURLOPT_USE_SSL
1695
1696/* The following were added earlier */
1697
1698#define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD
1699#define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL
1700
1701#else
1702/* This is set if CURL_NO_OLDIES is defined at compile-time */
1703#undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */
1704#endif
1705
1706
1707 /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host
1708 name resolves addresses using more than one IP protocol version, this
1709 option might be handy to force libcurl to use a specific IP version. */
1710#define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP
1711 versions that your system allows */
1712#define CURL_IPRESOLVE_V4 1 /* resolve to IPv4 addresses */
1713#define CURL_IPRESOLVE_V6 2 /* resolve to IPv6 addresses */
1714
1715 /* three convenient "aliases" that follow the name scheme better */
1716#define CURLOPT_RTSPHEADER CURLOPT_HTTPHEADER
1717
1718 /* These enums are for use with the CURLOPT_HTTP_VERSION option. */
1719enum {
1720 CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd
1721 like the library to choose the best possible
1722 for us! */
1723 CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */
1724 CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */
1725 CURL_HTTP_VERSION_2_0, /* please use HTTP 2 in the request */
1726 CURL_HTTP_VERSION_2TLS, /* use version 2 for HTTPS, version 1.1 for HTTP */
1727
1728 CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */
1729};
1730
1731/* Convenience definition simple because the name of the version is HTTP/2 and
1732 not 2.0. The 2_0 version of the enum name was set while the version was
1733 still planned to be 2.0 and we stick to it for compatibility. */
1734#define CURL_HTTP_VERSION_2 CURL_HTTP_VERSION_2_0
1735
1736/*
1737 * Public API enums for RTSP requests
1738 */
1739enum {
1740 CURL_RTSPREQ_NONE, /* first in list */
1741 CURL_RTSPREQ_OPTIONS,
1742 CURL_RTSPREQ_DESCRIBE,
1743 CURL_RTSPREQ_ANNOUNCE,
1744 CURL_RTSPREQ_SETUP,
1745 CURL_RTSPREQ_PLAY,
1746 CURL_RTSPREQ_PAUSE,
1747 CURL_RTSPREQ_TEARDOWN,
1748 CURL_RTSPREQ_GET_PARAMETER,
1749 CURL_RTSPREQ_SET_PARAMETER,
1750 CURL_RTSPREQ_RECORD,
1751 CURL_RTSPREQ_RECEIVE,
1752 CURL_RTSPREQ_LAST /* last in list */
1753};
1754
1755 /* These enums are for use with the CURLOPT_NETRC option. */
1756enum CURL_NETRC_OPTION {
1757 CURL_NETRC_IGNORED, /* The .netrc will never be read.
1758 * This is the default. */
1759 CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred
1760 * to one in the .netrc. */
1761 CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored.
1762 * Unless one is set programmatically, the .netrc
1763 * will be queried. */
1764 CURL_NETRC_LAST
1765};
1766
1767enum {
1768 CURL_SSLVERSION_DEFAULT,
1769 CURL_SSLVERSION_TLSv1, /* TLS 1.x */
1770 CURL_SSLVERSION_SSLv2,
1771 CURL_SSLVERSION_SSLv3,
1772 CURL_SSLVERSION_TLSv1_0,
1773 CURL_SSLVERSION_TLSv1_1,
1774 CURL_SSLVERSION_TLSv1_2,
1775
1776 CURL_SSLVERSION_LAST /* never use, keep last */
1777};
1778
1779enum CURL_TLSAUTH {
1780 CURL_TLSAUTH_NONE,
1781 CURL_TLSAUTH_SRP,
1782 CURL_TLSAUTH_LAST /* never use, keep last */
1783};
1784
1785/* symbols to use with CURLOPT_POSTREDIR.
1786 CURL_REDIR_POST_301, CURL_REDIR_POST_302 and CURL_REDIR_POST_303
1787 can be bitwise ORed so that CURL_REDIR_POST_301 | CURL_REDIR_POST_302
1788 | CURL_REDIR_POST_303 == CURL_REDIR_POST_ALL */
1789
1790#define CURL_REDIR_GET_ALL 0
1791#define CURL_REDIR_POST_301 1
1792#define CURL_REDIR_POST_302 2
1793#define CURL_REDIR_POST_303 4
1794#define CURL_REDIR_POST_ALL \
1795 (CURL_REDIR_POST_301|CURL_REDIR_POST_302|CURL_REDIR_POST_303)
1796
1797typedef enum {
1798 CURL_TIMECOND_NONE,
1799
1800 CURL_TIMECOND_IFMODSINCE,
1801 CURL_TIMECOND_IFUNMODSINCE,
1802 CURL_TIMECOND_LASTMOD,
1803
1804 CURL_TIMECOND_LAST
1805} curl_TimeCond;
1806
1807
1808/* curl_strequal() and curl_strnequal() are subject for removal in a future
1809 libcurl, see lib/README.curlx for details */
1810CURL_EXTERN int (curl_strequal)(const char *s1, const char *s2);
1811CURL_EXTERN int (curl_strnequal)(const char *s1, const char *s2, size_t n);
1812
1813/* name is uppercase CURLFORM_<name> */
1814#ifdef CFINIT
1815#undef CFINIT
1816#endif
1817
1818#ifdef CURL_ISOCPP
1819#define CFINIT(name) CURLFORM_ ## name
1820#else
1821/* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */
1822#define CFINIT(name) CURLFORM_/**/name
1823#endif
1824
1825typedef enum {
1826 CFINIT(NOTHING), /********* the first one is unused ************/
1827
1828 /* */
1829 CFINIT(COPYNAME),
1830 CFINIT(PTRNAME),
1831 CFINIT(NAMELENGTH),
1832 CFINIT(COPYCONTENTS),
1833 CFINIT(PTRCONTENTS),
1834 CFINIT(CONTENTSLENGTH),
1835 CFINIT(FILECONTENT),
1836 CFINIT(ARRAY),
1837 CFINIT(OBSOLETE),
1838 CFINIT(FILE),
1839
1840 CFINIT(BUFFER),
1841 CFINIT(BUFFERPTR),
1842 CFINIT(BUFFERLENGTH),
1843
1844 CFINIT(CONTENTTYPE),
1845 CFINIT(CONTENTHEADER),
1846 CFINIT(FILENAME),
1847 CFINIT(END),
1848 CFINIT(OBSOLETE2),
1849
1850 CFINIT(STREAM),
1851 CFINIT(CONTENTLEN), /* added in 7.46.0, provide a curl_off_t length */
1852
1853 CURLFORM_LASTENTRY /* the last unused */
1854} CURLformoption;
1855
1856#undef CFINIT /* done */
1857
1858/* structure to be used as parameter for CURLFORM_ARRAY */
1859struct curl_forms {
1860 CURLformoption option;
1861 const char *value;
1862};
1863
1864/* use this for multipart formpost building */
1865/* Returns code for curl_formadd()
1866 *
1867 * Returns:
1868 * CURL_FORMADD_OK on success
1869 * CURL_FORMADD_MEMORY if the FormInfo allocation fails
1870 * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form
1871 * CURL_FORMADD_NULL if a null pointer was given for a char
1872 * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed
1873 * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used
1874 * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error)
1875 * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated
1876 * CURL_FORMADD_MEMORY if some allocation for string copying failed.
1877 * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array
1878 *
1879 ***************************************************************************/
1880typedef enum {
1881 CURL_FORMADD_OK, /* first, no error */
1882
1883 CURL_FORMADD_MEMORY,
1884 CURL_FORMADD_OPTION_TWICE,
1885 CURL_FORMADD_NULL,
1886 CURL_FORMADD_UNKNOWN_OPTION,
1887 CURL_FORMADD_INCOMPLETE,
1888 CURL_FORMADD_ILLEGAL_ARRAY,
1889 CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */
1890
1891 CURL_FORMADD_LAST /* last */
1892} CURLFORMcode;
1893
1894/*
1895 * NAME curl_formadd()
1896 *
1897 * DESCRIPTION
1898 *
1899 * Pretty advanced function for building multi-part formposts. Each invoke
1900 * adds one part that together construct a full post. Then use
1901 * CURLOPT_HTTPPOST to send it off to libcurl.
1902 */
1903CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost,
1904 struct curl_httppost **last_post,
1905 ...);
1906
1907/*
1908 * callback function for curl_formget()
1909 * The void *arg pointer will be the one passed as second argument to
1910 * curl_formget().
1911 * The character buffer passed to it must not be freed.
1912 * Should return the buffer length passed to it as the argument "len" on
1913 * success.
1914 */
1915typedef size_t (*curl_formget_callback)(void *arg, const char *buf,
1916 size_t len);
1917
1918/*
1919 * NAME curl_formget()
1920 *
1921 * DESCRIPTION
1922 *
1923 * Serialize a curl_httppost struct built with curl_formadd().
1924 * Accepts a void pointer as second argument which will be passed to
1925 * the curl_formget_callback function.
1926 * Returns 0 on success.
1927 */
1928CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg,
1929 curl_formget_callback append);
1930/*
1931 * NAME curl_formfree()
1932 *
1933 * DESCRIPTION
1934 *
1935 * Free a multipart formpost previously built with curl_formadd().
1936 */
1937CURL_EXTERN void curl_formfree(struct curl_httppost *form);
1938
1939/*
1940 * NAME curl_getenv()
1941 *
1942 * DESCRIPTION
1943 *
1944 * Returns a malloc()'ed string that MUST be curl_free()ed after usage is
1945 * complete. DEPRECATED - see lib/README.curlx
1946 */
1947CURL_EXTERN char *curl_getenv(const char *variable);
1948
1949/*
1950 * NAME curl_version()
1951 *
1952 * DESCRIPTION
1953 *
1954 * Returns a static ascii string of the libcurl version.
1955 */
1956CURL_EXTERN char *curl_version(void);
1957
1958/*
1959 * NAME curl_easy_escape()
1960 *
1961 * DESCRIPTION
1962 *
1963 * Escapes URL strings (converts all letters consider illegal in URLs to their
1964 * %XX versions). This function returns a new allocated string or NULL if an
1965 * error occurred.
1966 */
1967CURL_EXTERN char *curl_easy_escape(CURL *handle,
1968 const char *string,
1969 int length);
1970
1971/* the previous version: */
1972CURL_EXTERN char *curl_escape(const char *string,
1973 int length);
1974
1975
1976/*
1977 * NAME curl_easy_unescape()
1978 *
1979 * DESCRIPTION
1980 *
1981 * Unescapes URL encoding in strings (converts all %XX codes to their 8bit
1982 * versions). This function returns a new allocated string or NULL if an error
1983 * occurred.
1984 * Conversion Note: On non-ASCII platforms the ASCII %XX codes are
1985 * converted into the host encoding.
1986 */
1987CURL_EXTERN char *curl_easy_unescape(CURL *handle,
1988 const char *string,
1989 int length,
1990 int *outlength);
1991
1992/* the previous version */
1993CURL_EXTERN char *curl_unescape(const char *string,
1994 int length);
1995
1996/*
1997 * NAME curl_free()
1998 *
1999 * DESCRIPTION
2000 *
2001 * Provided for de-allocation in the same translation unit that did the
2002 * allocation. Added in libcurl 7.10
2003 */
2004CURL_EXTERN void curl_free(void *p);
2005
2006/*
2007 * NAME curl_global_init()
2008 *
2009 * DESCRIPTION
2010 *
2011 * curl_global_init() should be invoked exactly once for each application that
2012 * uses libcurl and before any call of other libcurl functions.
2013 *
2014 * This function is not thread-safe!
2015 */
2016CURL_EXTERN CURLcode curl_global_init(long flags);
2017
2018/*
2019 * NAME curl_global_init_mem()
2020 *
2021 * DESCRIPTION
2022 *
2023 * curl_global_init() or curl_global_init_mem() should be invoked exactly once
2024 * for each application that uses libcurl. This function can be used to
2025 * initialize libcurl and set user defined memory management callback
2026 * functions. Users can implement memory management routines to check for
2027 * memory leaks, check for mis-use of the curl library etc. User registered
2028 * callback routines with be invoked by this library instead of the system
2029 * memory management routines like malloc, free etc.
2030 */
2031CURL_EXTERN CURLcode curl_global_init_mem(long flags,
2032 curl_malloc_callback m,
2033 curl_free_callback f,
2034 curl_realloc_callback r,
2035 curl_strdup_callback s,
2036 curl_calloc_callback c);
2037
2038/*
2039 * NAME curl_global_cleanup()
2040 *
2041 * DESCRIPTION
2042 *
2043 * curl_global_cleanup() should be invoked exactly once for each application
2044 * that uses libcurl
2045 */
2046CURL_EXTERN void curl_global_cleanup(void);
2047
2048/* linked-list structure for the CURLOPT_QUOTE option (and other) */
2049struct curl_slist {
2050 char *data;
2051 struct curl_slist *next;
2052};
2053
2054/*
2055 * NAME curl_slist_append()
2056 *
2057 * DESCRIPTION
2058 *
2059 * Appends a string to a linked list. If no list exists, it will be created
2060 * first. Returns the new list, after appending.
2061 */
2062CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *,
2063 const char *);
2064
2065/*
2066 * NAME curl_slist_free_all()
2067 *
2068 * DESCRIPTION
2069 *
2070 * free a previously built curl_slist.
2071 */
2072CURL_EXTERN void curl_slist_free_all(struct curl_slist *);
2073
2074/*
2075 * NAME curl_getdate()
2076 *
2077 * DESCRIPTION
2078 *
2079 * Returns the time, in seconds since 1 Jan 1970 of the time string given in
2080 * the first argument. The time argument in the second parameter is unused
2081 * and should be set to NULL.
2082 */
2083CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused);
2084
2085/* info about the certificate chain, only for OpenSSL builds. Asked
2086 for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */
2087struct curl_certinfo {
2088 int num_of_certs; /* number of certificates with information */
2089 struct curl_slist **certinfo; /* for each index in this array, there's a
2090 linked list with textual information in the
2091 format "name: value" */
2092};
2093
2094/* enum for the different supported SSL backends */
2095typedef enum {
2096 CURLSSLBACKEND_NONE = 0,
2097 CURLSSLBACKEND_OPENSSL = 1,
2098 CURLSSLBACKEND_GNUTLS = 2,
2099 CURLSSLBACKEND_NSS = 3,
2100 CURLSSLBACKEND_OBSOLETE4 = 4, /* Was QSOSSL. */
2101 CURLSSLBACKEND_GSKIT = 5,
2102 CURLSSLBACKEND_POLARSSL = 6,
2103 CURLSSLBACKEND_CYASSL = 7,
2104 CURLSSLBACKEND_SCHANNEL = 8,
2105 CURLSSLBACKEND_DARWINSSL = 9,
2106 CURLSSLBACKEND_AXTLS = 10,
2107 CURLSSLBACKEND_MBEDTLS = 11
2108} curl_sslbackend;
2109
2110/* Information about the SSL library used and the respective internal SSL
2111 handle, which can be used to obtain further information regarding the
2112 connection. Asked for with CURLINFO_TLS_SESSION. */
2113struct curl_tlssessioninfo {
2114 curl_sslbackend backend;
2115 void *internals;
2116};
2117
2118#define CURLINFO_STRING 0x100000
2119#define CURLINFO_LONG 0x200000
2120#define CURLINFO_DOUBLE 0x300000
2121#define CURLINFO_SLIST 0x400000
2122#define CURLINFO_SOCKET 0x500000
2123#define CURLINFO_MASK 0x0fffff
2124#define CURLINFO_TYPEMASK 0xf00000
2125
2126typedef enum {
2127 CURLINFO_NONE, /* first, never use this */
2128 CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1,
2129 CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2,
2130 CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3,
2131 CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4,
2132 CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5,
2133 CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6,
2134 CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7,
2135 CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8,
2136 CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9,
2137 CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10,
2138 CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11,
2139 CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12,
2140 CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13,
2141 CURLINFO_FILETIME = CURLINFO_LONG + 14,
2142 CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15,
2143 CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16,
2144 CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17,
2145 CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18,
2146 CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19,
2147 CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20,
2148 CURLINFO_PRIVATE = CURLINFO_STRING + 21,
2149 CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22,
2150 CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23,
2151 CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24,
2152 CURLINFO_OS_ERRNO = CURLINFO_LONG + 25,
2153 CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26,
2154 CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27,
2155 CURLINFO_COOKIELIST = CURLINFO_SLIST + 28,
2156 CURLINFO_LASTSOCKET = CURLINFO_LONG + 29,
2157 CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30,
2158 CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31,
2159 CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32,
2160 CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33,
2161 CURLINFO_CERTINFO = CURLINFO_SLIST + 34,
2162 CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35,
2163 CURLINFO_RTSP_SESSION_ID = CURLINFO_STRING + 36,
2164 CURLINFO_RTSP_CLIENT_CSEQ = CURLINFO_LONG + 37,
2165 CURLINFO_RTSP_SERVER_CSEQ = CURLINFO_LONG + 38,
2166 CURLINFO_RTSP_CSEQ_RECV = CURLINFO_LONG + 39,
2167 CURLINFO_PRIMARY_PORT = CURLINFO_LONG + 40,
2168 CURLINFO_LOCAL_IP = CURLINFO_STRING + 41,
2169 CURLINFO_LOCAL_PORT = CURLINFO_LONG + 42,
2170 CURLINFO_TLS_SESSION = CURLINFO_SLIST + 43,
2171 CURLINFO_ACTIVESOCKET = CURLINFO_SOCKET + 44,
2172 /* Fill in new entries below here! */
2173
2174 CURLINFO_LASTONE = 44
2175} CURLINFO;
2176
2177/* CURLINFO_RESPONSE_CODE is the new name for the option previously known as
2178 CURLINFO_HTTP_CODE */
2179#define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE
2180
2181typedef enum {
2182 CURLCLOSEPOLICY_NONE, /* first, never use this */
2183
2184 CURLCLOSEPOLICY_OLDEST,
2185 CURLCLOSEPOLICY_LEAST_RECENTLY_USED,
2186 CURLCLOSEPOLICY_LEAST_TRAFFIC,
2187 CURLCLOSEPOLICY_SLOWEST,
2188 CURLCLOSEPOLICY_CALLBACK,
2189
2190 CURLCLOSEPOLICY_LAST /* last, never use this */
2191} curl_closepolicy;
2192
2193#define CURL_GLOBAL_SSL (1<<0)
2194#define CURL_GLOBAL_WIN32 (1<<1)
2195#define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32)
2196#define CURL_GLOBAL_NOTHING 0
2197#define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL
2198#define CURL_GLOBAL_ACK_EINTR (1<<2)
2199
2200
2201/*****************************************************************************
2202 * Setup defines, protos etc for the sharing stuff.
2203 */
2204
2205/* Different data locks for a single share */
2206typedef enum {
2207 CURL_LOCK_DATA_NONE = 0,
2208 /* CURL_LOCK_DATA_SHARE is used internally to say that
2209 * the locking is just made to change the internal state of the share
2210 * itself.
2211 */
2212 CURL_LOCK_DATA_SHARE,
2213 CURL_LOCK_DATA_COOKIE,
2214 CURL_LOCK_DATA_DNS,
2215 CURL_LOCK_DATA_SSL_SESSION,
2216 CURL_LOCK_DATA_CONNECT,
2217 CURL_LOCK_DATA_LAST
2218} curl_lock_data;
2219
2220/* Different lock access types */
2221typedef enum {
2222 CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */
2223 CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */
2224 CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */
2225 CURL_LOCK_ACCESS_LAST /* never use */
2226} curl_lock_access;
2227
2228typedef void (*curl_lock_function)(CURL *handle,
2229 curl_lock_data data,
2230 curl_lock_access locktype,
2231 void *userptr);
2232typedef void (*curl_unlock_function)(CURL *handle,
2233 curl_lock_data data,
2234 void *userptr);
2235
2236typedef void CURLSH;
2237
2238typedef enum {
2239 CURLSHE_OK, /* all is fine */
2240 CURLSHE_BAD_OPTION, /* 1 */
2241 CURLSHE_IN_USE, /* 2 */
2242 CURLSHE_INVALID, /* 3 */
2243 CURLSHE_NOMEM, /* 4 out of memory */
2244 CURLSHE_NOT_BUILT_IN, /* 5 feature not present in lib */
2245 CURLSHE_LAST /* never use */
2246} CURLSHcode;
2247
2248typedef enum {
2249 CURLSHOPT_NONE, /* don't use */
2250 CURLSHOPT_SHARE, /* specify a data type to share */
2251 CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */
2252 CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */
2253 CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */
2254 CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock
2255 callback functions */
2256 CURLSHOPT_LAST /* never use */
2257} CURLSHoption;
2258
2259CURL_EXTERN CURLSH *curl_share_init(void);
2260CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...);
2261CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *);
2262
2263/****************************************************************************
2264 * Structures for querying information about the curl library at runtime.
2265 */
2266
2267typedef enum {
2268 CURLVERSION_FIRST,
2269 CURLVERSION_SECOND,
2270 CURLVERSION_THIRD,
2271 CURLVERSION_FOURTH,
2272 CURLVERSION_LAST /* never actually use this */
2273} CURLversion;
2274
2275/* The 'CURLVERSION_NOW' is the symbolic name meant to be used by
2276 basically all programs ever that want to get version information. It is
2277 meant to be a built-in version number for what kind of struct the caller
2278 expects. If the struct ever changes, we redefine the NOW to another enum
2279 from above. */
2280#define CURLVERSION_NOW CURLVERSION_FOURTH
2281
2282typedef struct {
2283 CURLversion age; /* age of the returned struct */
2284 const char *version; /* LIBCURL_VERSION */
2285 unsigned int version_num; /* LIBCURL_VERSION_NUM */
2286 const char *host; /* OS/host/cpu/machine when configured */
2287 int features; /* bitmask, see defines below */
2288 const char *ssl_version; /* human readable string */
2289 long ssl_version_num; /* not used anymore, always 0 */
2290 const char *libz_version; /* human readable string */
2291 /* protocols is terminated by an entry with a NULL protoname */
2292 const char * const *protocols;
2293
2294 /* The fields below this were added in CURLVERSION_SECOND */
2295 const char *ares;
2296 int ares_num;
2297
2298 /* This field was added in CURLVERSION_THIRD */
2299 const char *libidn;
2300
2301 /* These field were added in CURLVERSION_FOURTH */
2302
2303 /* Same as '_libiconv_version' if built with HAVE_ICONV */
2304 int iconv_ver_num;
2305
2306 const char *libssh_version; /* human readable string */
2307
2308} curl_version_info_data;
2309
2310#define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */
2311#define CURL_VERSION_KERBEROS4 (1<<1) /* Kerberos V4 auth is supported
2312 (deprecated) */
2313#define CURL_VERSION_SSL (1<<2) /* SSL options are present */
2314#define CURL_VERSION_LIBZ (1<<3) /* libz features are present */
2315#define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */
2316#define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth is supported
2317 (deprecated) */
2318#define CURL_VERSION_DEBUG (1<<6) /* Built with debug capabilities */
2319#define CURL_VERSION_ASYNCHDNS (1<<7) /* Asynchronous DNS resolves */
2320#define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth is supported */
2321#define CURL_VERSION_LARGEFILE (1<<9) /* Supports files larger than 2GB */
2322#define CURL_VERSION_IDN (1<<10) /* Internationized Domain Names are
2323 supported */
2324#define CURL_VERSION_SSPI (1<<11) /* Built against Windows SSPI */
2325#define CURL_VERSION_CONV (1<<12) /* Character conversions supported */
2326#define CURL_VERSION_CURLDEBUG (1<<13) /* Debug memory tracking supported */
2327#define CURL_VERSION_TLSAUTH_SRP (1<<14) /* TLS-SRP auth is supported */
2328#define CURL_VERSION_NTLM_WB (1<<15) /* NTLM delegation to winbind helper
2329 is suported */
2330#define CURL_VERSION_HTTP2 (1<<16) /* HTTP2 support built-in */
2331#define CURL_VERSION_GSSAPI (1<<17) /* Built against a GSS-API library */
2332#define CURL_VERSION_KERBEROS5 (1<<18) /* Kerberos V5 auth is supported */
2333#define CURL_VERSION_UNIX_SOCKETS (1<<19) /* Unix domain sockets support */
2334#define CURL_VERSION_PSL (1<<20) /* Mozilla's Public Suffix List, used
2335 for cookie domain verification */
2336
2337 /*
2338 * NAME curl_version_info()
2339 *
2340 * DESCRIPTION
2341 *
2342 * This function returns a pointer to a static copy of the version info
2343 * struct. See above.
2344 */
2345CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion);
2346
2347/*
2348 * NAME curl_easy_strerror()
2349 *
2350 * DESCRIPTION
2351 *
2352 * The curl_easy_strerror function may be used to turn a CURLcode value
2353 * into the equivalent human readable error string. This is useful
2354 * for printing meaningful error messages.
2355 */
2356CURL_EXTERN const char *curl_easy_strerror(CURLcode);
2357
2358/*
2359 * NAME curl_share_strerror()
2360 *
2361 * DESCRIPTION
2362 *
2363 * The curl_share_strerror function may be used to turn a CURLSHcode value
2364 * into the equivalent human readable error string. This is useful
2365 * for printing meaningful error messages.
2366 */
2367CURL_EXTERN const char *curl_share_strerror(CURLSHcode);
2368
2369/*
2370 * NAME curl_easy_pause()
2371 *
2372 * DESCRIPTION
2373 *
2374 * The curl_easy_pause function pauses or unpauses transfers. Select the new
2375 * state by setting the bitmask, use the convenience defines below.
2376 *
2377 */
2378CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask);
2379
2380#define CURLPAUSE_RECV (1<<0)
2381#define CURLPAUSE_RECV_CONT (0)
2382
2383#define CURLPAUSE_SEND (1<<2)
2384#define CURLPAUSE_SEND_CONT (0)
2385
2386#define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND)
2387#define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT)
2388
2389#ifdef __cplusplus
2390}
2391#endif
2392
2393/* unfortunately, the easy.h and multi.h include files need options and info
2394 stuff before they can be included! */
2395#include "easy.h" /* nothing in curl is fun without the easy stuff */
2396#include "multi.h"
2397
2398/* the typechecker doesn't work in C++ (yet) */
2399#if defined(__GNUC__) && defined(__GNUC_MINOR__) && \
2400 ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \
2401 !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK)
2402#include "typecheck-gcc.h"
2403#else
2404#if defined(__STDC__) && (__STDC__ >= 1)
2405/* This preprocessor magic that replaces a call with the exact same call is
2406 only done to make sure application authors pass exactly three arguments
2407 to these functions. */
2408#define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param)
2409#define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg)
2410#define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
2411#define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
2412#endif /* __STDC__ >= 1 */
2413#endif /* gcc >= 4.3 && !__cplusplus */
2414
2415#endif /* __CURL_CURL_H */
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