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nest-open-source / nest-learning-thermostat / 5.0.2 / curl / refs/heads/master / . / curl-7.25.0 / lib / url.c
blob: 01e217cd909adbca420355601b35bfd49efbcafb [file] [log] [blame] [edit]
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "setup.h"
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef __VMS
#include <in.h>
#include <inet.h>
#endif
#ifndef HAVE_SOCKET
#error "We can't compile without socket() support!"
#endif
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifdef USE_LIBIDN
#include <idna.h>
#include <tld.h>
#include <stringprep.h>
#ifdef HAVE_IDN_FREE_H
#include <idn-free.h>
#else
/* prototype from idn-free.h, not provided by libidn 0.4.5's make install! */
void idn_free (void *ptr);
#endif
#ifndef HAVE_IDN_FREE
/* if idn_free() was not found in this version of libidn use free() instead */
#define idn_free(x) (free)(x)
#endif
#elif defined(USE_WIN32_IDN)
/* prototype for curl_win32_idn_to_ascii() */
int curl_win32_idn_to_ascii(const char *in, char **out);
#endif /* USE_LIBIDN */
#include "urldata.h"
#include "netrc.h"
#include "formdata.h"
#include "sslgen.h"
#include "hostip.h"
#include "transfer.h"
#include "sendf.h"
#include "progress.h"
#include "cookie.h"
#include "strequal.h"
#include "strerror.h"
#include "escape.h"
#include "strtok.h"
#include "share.h"
#include "content_encoding.h"
#include "http_digest.h"
#include "http_negotiate.h"
#include "select.h"
#include "multiif.h"
#include "easyif.h"
#include "speedcheck.h"
#include "rawstr.h"
#include "warnless.h"
#include "non-ascii.h"
/* And now for the protocols */
#include "ftp.h"
#include "dict.h"
#include "telnet.h"
#include "tftp.h"
#include "http.h"
#include "file.h"
#include "curl_ldap.h"
#include "ssh.h"
#include "imap.h"
#include "url.h"
#include "connect.h"
#include "inet_ntop.h"
#include "curl_ntlm.h"
#include "curl_ntlm_wb.h"
#include "socks.h"
#include "curl_rtmp.h"
#include "gopher.h"
#include "http_proxy.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
#include "curl_memory.h"
/* The last #include file should be: */
#include "memdebug.h"
/* Local static prototypes */
static long ConnectionKillOne(struct SessionHandle *data);
static void conn_free(struct connectdata *conn);
static void signalPipeClose(struct curl_llist *pipeline, bool pipe_broke);
static CURLcode do_init(struct connectdata *conn);
static CURLcode parse_url_userpass(struct SessionHandle *data,
struct connectdata *conn,
char *user, char *passwd);
/*
* Protocol table.
*/
static const struct Curl_handler * const protocols[] = {
#ifndef CURL_DISABLE_HTTP
&Curl_handler_http,
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_HTTP)
&Curl_handler_https,
#endif
#ifndef CURL_DISABLE_FTP
&Curl_handler_ftp,
#endif
#if defined(USE_SSL) && !defined(CURL_DISABLE_FTP)
&Curl_handler_ftps,
#endif
#ifndef CURL_DISABLE_TELNET
&Curl_handler_telnet,
#endif
#ifndef CURL_DISABLE_DICT
&Curl_handler_dict,
#endif
#ifndef CURL_DISABLE_LDAP
&Curl_handler_ldap,
#if !defined(CURL_DISABLE_LDAPS) && \
((defined(USE_OPENLDAP) && defined(USE_SSL)) || \
(!defined(USE_OPENLDAP) && defined(HAVE_LDAP_SSL)))
&Curl_handler_ldaps,
#endif
#endif
#ifndef CURL_DISABLE_FILE
&Curl_handler_file,
#endif
#ifndef CURL_DISABLE_TFTP
&Curl_handler_tftp,
#endif
#ifdef USE_LIBSSH2
&Curl_handler_scp,
&Curl_handler_sftp,
#endif
#ifndef CURL_DISABLE_IMAP
&Curl_handler_imap,
#ifdef USE_SSL
&Curl_handler_imaps,
#endif
#endif
#ifndef CURL_DISABLE_POP3
&Curl_handler_pop3,
#ifdef USE_SSL
&Curl_handler_pop3s,
#endif
#endif
#ifndef CURL_DISABLE_SMTP
&Curl_handler_smtp,
#ifdef USE_SSL
&Curl_handler_smtps,
#endif
#endif
#ifndef CURL_DISABLE_RTSP
&Curl_handler_rtsp,
#endif
#ifndef CURL_DISABLE_GOPHER
&Curl_handler_gopher,
#endif
#ifdef USE_LIBRTMP
&Curl_handler_rtmp,
&Curl_handler_rtmpt,
&Curl_handler_rtmpe,
&Curl_handler_rtmpte,
&Curl_handler_rtmps,
&Curl_handler_rtmpts,
#endif
(struct Curl_handler *) NULL
};
/*
* Dummy handler for undefined protocol schemes.
*/
static const struct Curl_handler Curl_handler_dummy = {
"<no protocol>", /* scheme */
ZERO_NULL, /* setup_connection */
ZERO_NULL, /* do_it */
ZERO_NULL, /* done */
ZERO_NULL, /* do_more */
ZERO_NULL, /* connect_it */
ZERO_NULL, /* connecting */
ZERO_NULL, /* doing */
ZERO_NULL, /* proto_getsock */
ZERO_NULL, /* doing_getsock */
ZERO_NULL, /* domore_getsock */
ZERO_NULL, /* perform_getsock */
ZERO_NULL, /* disconnect */
ZERO_NULL, /* readwrite */
0, /* defport */
0, /* protocol */
PROTOPT_NONE /* flags */
};
static void close_connections(struct SessionHandle *data)
{
/* Loop through all open connections and kill them one by one */
long i;
do {
i = ConnectionKillOne(data);
} while(i != -1L);
}
void Curl_freeset(struct SessionHandle * data)
{
/* Free all dynamic strings stored in the data->set substructure. */
enum dupstring i;
for(i=(enum dupstring)0; i < STRING_LAST; i++)
Curl_safefree(data->set.str[i]);
if(data->change.referer_alloc) {
Curl_safefree(data->change.referer);
data->change.referer_alloc = FALSE;
}
data->change.referer = NULL;
}
static CURLcode setstropt(char **charp, char * s)
{
/* Release the previous storage at `charp' and replace by a dynamic storage
copy of `s'. Return CURLE_OK or CURLE_OUT_OF_MEMORY. */
Curl_safefree(*charp);
if(s) {
s = strdup(s);
if(!s)
return CURLE_OUT_OF_MEMORY;
*charp = s;
}
return CURLE_OK;
}
static CURLcode setstropt_userpwd(char *option, char **user_storage,
char **pwd_storage)
{
char* separator;
CURLcode result = CURLE_OK;
if(!option) {
/* we treat a NULL passed in as a hint to clear existing info */
Curl_safefree(*user_storage);
*user_storage = (char *) NULL;
Curl_safefree(*pwd_storage);
*pwd_storage = (char *) NULL;
return CURLE_OK;
}
separator = strchr(option, ':');
if(separator != NULL) {
/* store username part of option */
char * p;
size_t username_len = (size_t)(separator-option);
p = malloc(username_len+1);
if(!p)
result = CURLE_OUT_OF_MEMORY;
else {
memcpy(p, option, username_len);
p[username_len] = '\0';
Curl_safefree(*user_storage);
*user_storage = p;
}
/* store password part of option */
if(result == CURLE_OK)
result = setstropt(pwd_storage, separator+1);
}
else {
result = setstropt(user_storage, option);
}
return result;
}
CURLcode Curl_dupset(struct SessionHandle * dst, struct SessionHandle * src)
{
CURLcode r = CURLE_OK;
enum dupstring i;
/* Copy src->set into dst->set first, then deal with the strings
afterwards */
dst->set = src->set;
/* clear all string pointers first */
memset(dst->set.str, 0, STRING_LAST * sizeof(char *));
/* duplicate all strings */
for(i=(enum dupstring)0; i< STRING_LAST; i++) {
r = setstropt(&dst->set.str[i], src->set.str[i]);
if(r != CURLE_OK)
break;
}
/* If a failure occurred, freeing has to be performed externally. */
return r;
}
/*
* This is the internal function curl_easy_cleanup() calls. This should
* cleanup and free all resources associated with this sessionhandle.
*
* NOTE: if we ever add something that attempts to write to a socket or
* similar here, we must ignore SIGPIPE first. It is currently only done
* when curl_easy_perform() is invoked.
*/
CURLcode Curl_close(struct SessionHandle *data)
{
struct Curl_multi *m = data->multi;
#ifdef DEBUGBUILD
/* only for debugging, scan through all connections and see if there's a
pipe reference still identifying this handle */
if(data->state.connc && data->state.connc->type == CONNCACHE_MULTI) {
struct conncache *c = data->state.connc;
long i;
struct curl_llist *pipeline;
struct curl_llist_element *curr;
struct connectdata *connptr;
for(i=0; i< c->num; i++) {
connptr = c->connects[i];
if(!connptr)
continue;
pipeline = connptr->send_pipe;
if(pipeline) {
for(curr = pipeline->head; curr; curr=curr->next) {
if(data == (struct SessionHandle *) curr->ptr) {
fprintf(stderr,
"problem we %p are still in send pipe for %p done %d\n",
data, connptr, (int)connptr->bits.done);
}
}
}
pipeline = connptr->recv_pipe;
if(pipeline) {
for(curr = pipeline->head; curr; curr=curr->next) {
if(data == (struct SessionHandle *) curr->ptr) {
fprintf(stderr,
"problem we %p are still in recv pipe for %p done %d\n",
data, connptr, (int)connptr->bits.done);
}
}
}
pipeline = connptr->done_pipe;
if(pipeline) {
for(curr = pipeline->head; curr; curr=curr->next) {
if(data == (struct SessionHandle *) curr->ptr) {
fprintf(stderr,
"problem we %p are still in done pipe for %p done %d\n",
data, connptr, (int)connptr->bits.done);
}
}
}
pipeline = connptr->pend_pipe;
if(pipeline) {
for(curr = pipeline->head; curr; curr=curr->next) {
if(data == (struct SessionHandle *) curr->ptr) {
fprintf(stderr,
"problem we %p are still in pend pipe for %p done %d\n",
data, connptr, (int)connptr->bits.done);
}
}
}
}
}
#endif
Curl_expire(data, 0); /* shut off timers */
if(m)
/* This handle is still part of a multi handle, take care of this first
and detach this handle from there. */
curl_multi_remove_handle(data->multi, data);
/* Destroy the timeout list that is held in the easy handle. It is
/normally/ done by curl_multi_remove_handle() but this is "just in
case" */
if(data->state.timeoutlist) {
Curl_llist_destroy(data->state.timeoutlist, NULL);
data->state.timeoutlist = NULL;
}
data->magic = 0; /* force a clear AFTER the possibly enforced removal from
the multi handle, since that function uses the magic
field! */
if(data->state.connc) {
if(data->state.connc->type == CONNCACHE_PRIVATE) {
/* close all connections still alive that are in the private connection
cache, as we no longer have the pointer left to the shared one. */
close_connections(data);
/* free the connection cache if allocated privately */
Curl_rm_connc(data->state.connc);
data->state.connc = NULL;
}
}
if(data->state.shared_conn) {
/* marked to be used by a pending connection so we can't kill this handle
just yet */
data->state.closed = TRUE;
return CURLE_OK;
}
if(data->dns.hostcachetype == HCACHE_PRIVATE)
Curl_hostcache_destroy(data);
if(data->state.rangestringalloc)
free(data->state.range);
/* Free the pathbuffer */
Curl_safefree(data->state.pathbuffer);
data->state.path = NULL;
Curl_safefree(data->state.proto.generic);
/* Close down all open SSL info and sessions */
Curl_ssl_close_all(data);
Curl_safefree(data->state.first_host);
Curl_safefree(data->state.scratch);
Curl_ssl_free_certinfo(data);
if(data->change.referer_alloc) {
Curl_safefree(data->change.referer);
data->change.referer_alloc = FALSE;
}
data->change.referer = NULL;
if(data->change.url_alloc) {
Curl_safefree(data->change.url);
data->change.url_alloc = FALSE;
}
data->change.url = NULL;
Curl_safefree(data->state.headerbuff);
Curl_flush_cookies(data, 1);
Curl_digest_cleanup(data);
Curl_safefree(data->info.contenttype);
Curl_safefree(data->info.wouldredirect);
/* this destroys the channel and we cannot use it anymore after this */
Curl_resolver_cleanup(data->state.resolver);
Curl_convert_close(data);
/* No longer a dirty share, if it exists */
if(data->share) {
Curl_share_lock(data, CURL_LOCK_DATA_SHARE, CURL_LOCK_ACCESS_SINGLE);
data->share->dirty--;
Curl_share_unlock(data, CURL_LOCK_DATA_SHARE);
}
Curl_freeset(data);
free(data);
return CURLE_OK;
}
/* create a connection cache of a private or multi type */
struct conncache *Curl_mk_connc(int type,
long amount) /* set -1 to use default */
{
/* It is subject for debate how many default connections to have for a multi
connection cache... */
struct conncache *c;
long default_amount;
long max_amount = (long)(((size_t)INT_MAX) / sizeof(struct connectdata *));
if(type == CONNCACHE_PRIVATE) {
default_amount = (amount < 1L) ? 5L : amount;
}
else {
default_amount = (amount < 1L) ? 10L : amount;
}
if(default_amount > max_amount)
default_amount = max_amount;
c = calloc(1, sizeof(struct conncache));
if(!c)
return NULL;
c->connects = calloc((size_t)default_amount, sizeof(struct connectdata *));
if(!c->connects) {
free(c);
return NULL;
}
c->num = default_amount;
return c;
}
/* Change number of entries of a connection cache */
CURLcode Curl_ch_connc(struct SessionHandle *data,
struct conncache *c,
long newamount)
{
long i;
struct connectdata **newptr;
long max_amount = (long)(((size_t)INT_MAX) / sizeof(struct connectdata *));
if(newamount < 1)
newamount = 1; /* we better have at least one entry */
if(!c) {
/* we get a NULL pointer passed in as connection cache, which means that
there is no cache created for this SessionHandle just yet, we create a
brand new with the requested size.
*/
data->state.connc = Curl_mk_connc(CONNCACHE_PRIVATE, newamount);
if(!data->state.connc)
return CURLE_OUT_OF_MEMORY;
return CURLE_OK;
}
if(newamount < c->num) {
/* Since this number is *decreased* from the existing number, we must
close the possibly open connections that live on the indexes that
are being removed!
NOTE: for conncache_multi cases we must make sure that we only
close handles not in use.
*/
for(i=newamount; i< c->num; i++) {
Curl_disconnect(c->connects[i], /* dead_connection */ FALSE);
c->connects[i] = NULL;
}
/* If the most recent connection is no longer valid, mark it
invalid. */
if(data->state.lastconnect <= newamount)
data->state.lastconnect = -1;
}
if(newamount > 0) {
if(newamount > max_amount)
newamount = max_amount;
newptr = realloc(c->connects, sizeof(struct connectdata *) * newamount);
if(!newptr)
/* we closed a few connections in vain, but so what? */
return CURLE_OUT_OF_MEMORY;
/* nullify the newly added pointers */
for(i=c->num; i<newamount; i++)
newptr[i] = NULL;
c->connects = newptr;
c->num = newamount;
}
/* we no longer support less than 1 as size for the connection cache, and
I'm not sure it ever worked to set it to zero */
return CURLE_OK;
}
/* Free a connection cache. This is called from Curl_close() and
curl_multi_cleanup(). */
void Curl_rm_connc(struct conncache *c)
{
if(!c)
return;
if(c->connects) {
long i;
for(i = 0; i < c->num; ++i) {
conn_free(c->connects[i]);
c->connects[i] = NULL;
}
free(c->connects);
c->connects = NULL;
}
c->num = 0;
free(c);
}
/*
* Initialize the UserDefined fields within a SessionHandle.
* This may be safely called on a new or existing SessionHandle.
*/
CURLcode Curl_init_userdefined(struct UserDefined *set)
{
CURLcode res = CURLE_OK;
set->out = stdout; /* default output to stdout */
set->in = stdin; /* default input from stdin */
set->err = stderr; /* default stderr to stderr */
/* use fwrite as default function to store output */
set->fwrite_func = (curl_write_callback)fwrite;
/* use fread as default function to read input */
set->fread_func = (curl_read_callback)fread;
set->is_fread_set = 0;
set->is_fwrite_set = 0;
set->seek_func = ZERO_NULL;
set->seek_client = ZERO_NULL;
/* conversion callbacks for non-ASCII hosts */
set->convfromnetwork = ZERO_NULL;
set->convtonetwork = ZERO_NULL;
set->convfromutf8 = ZERO_NULL;
set->infilesize = -1; /* we don't know any size */
set->postfieldsize = -1; /* unknown size */
set->maxredirs = -1; /* allow any amount by default */
set->httpreq = HTTPREQ_GET; /* Default HTTP request */
set->rtspreq = RTSPREQ_OPTIONS; /* Default RTSP request */
set->ftp_use_epsv = TRUE; /* FTP defaults to EPSV operations */
set->ftp_use_eprt = TRUE; /* FTP defaults to EPRT operations */
set->ftp_use_pret = FALSE; /* mainly useful for drftpd servers */
set->ftp_filemethod = FTPFILE_MULTICWD;
set->dns_cache_timeout = 60; /* Timeout every 60 seconds by default */
/* Set the default size of the SSL session ID cache */
set->ssl.max_ssl_sessions = 5;
set->proxyport = CURL_DEFAULT_PROXY_PORT; /* from url.h */
set->proxytype = CURLPROXY_HTTP; /* defaults to HTTP proxy */
set->httpauth = CURLAUTH_BASIC; /* defaults to basic */
set->proxyauth = CURLAUTH_BASIC; /* defaults to basic */
/* make libcurl quiet by default: */
set->hide_progress = TRUE; /* CURLOPT_NOPROGRESS changes these */
/*
* libcurl 7.10 introduced SSL verification *by default*! This needs to be
* switched off unless wanted.
*/
set->ssl.verifypeer = TRUE;
set->ssl.verifyhost = 2;
#ifdef USE_TLS_SRP
set->ssl.authtype = CURL_TLSAUTH_NONE;
#endif
set->ssh_auth_types = CURLSSH_AUTH_DEFAULT; /* defaults to any auth
type */
set->ssl.sessionid = TRUE; /* session ID caching enabled by default */
set->new_file_perms = 0644; /* Default permissions */
set->new_directory_perms = 0755; /* Default permissions */
/* for the *protocols fields we don't use the CURLPROTO_ALL convenience
define since we internally only use the lower 16 bits for the passed
in bitmask to not conflict with the private bits */
set->allowed_protocols = CURLPROTO_ALL;
set->redir_protocols =
CURLPROTO_ALL & ~(CURLPROTO_FILE|CURLPROTO_SCP); /* not FILE or SCP */
#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
/*
* disallow unprotected protection negotiation NEC reference implementation
* seem not to follow rfc1961 section 4.3/4.4
*/
set->socks5_gssapi_nec = FALSE;
/* set default gssapi service name */
res = setstropt(&set->str[STRING_SOCKS5_GSSAPI_SERVICE],
(char *) CURL_DEFAULT_SOCKS5_GSSAPI_SERVICE);
if(res != CURLE_OK)
return res;
#endif
/* This is our preferred CA cert bundle/path since install time */
#if defined(CURL_CA_BUNDLE)
res = setstropt(&set->str[STRING_SSL_CAFILE], (char *) CURL_CA_BUNDLE);
#elif defined(CURL_CA_PATH)
res = setstropt(&set->str[STRING_SSL_CAPATH], (char *) CURL_CA_PATH);
#endif
set->wildcardmatch = FALSE;
set->chunk_bgn = ZERO_NULL;
set->chunk_end = ZERO_NULL;
/* tcp keepalives are disabled by default, but provide reasonable values for
* the interval and idle times.
*/
set->tcp_keepalive = FALSE;
set->tcp_keepintvl = 60;
set->tcp_keepidle = 60;
return res;
}
/**
* Curl_open()
*
* @param curl is a pointer to a sessionhandle pointer that gets set by this
* function.
* @return CURLcode
*/
CURLcode Curl_open(struct SessionHandle **curl)
{
CURLcode res = CURLE_OK;
struct SessionHandle *data;
CURLcode status;
/* Very simple start-up: alloc the struct, init it with zeroes and return */
data = calloc(1, sizeof(struct SessionHandle));
if(!data) {
/* this is a very serious error */
DEBUGF(fprintf(stderr, "Error: calloc of SessionHandle failed\n"));
return CURLE_OUT_OF_MEMORY;
}
data->magic = CURLEASY_MAGIC_NUMBER;
status = Curl_resolver_init(&data->state.resolver);
if(status) {
DEBUGF(fprintf(stderr, "Error: resolver_init failed\n"));
free(data);
return status;
}
/* We do some initial setup here, all those fields that can't be just 0 */
data->state.headerbuff = malloc(HEADERSIZE);
if(!data->state.headerbuff) {
DEBUGF(fprintf(stderr, "Error: malloc of headerbuff failed\n"));
res = CURLE_OUT_OF_MEMORY;
}
else {
Curl_easy_initHandleData(data);
res = Curl_init_userdefined(&data->set);
data->state.headersize=HEADERSIZE;
Curl_convert_init(data);
/* most recent connection is not yet defined */
data->state.lastconnect = -1;
data->progress.flags |= PGRS_HIDE;
data->state.current_speed = -1; /* init to negative == impossible */
data->wildcard.state = CURLWC_INIT;
data->wildcard.filelist = NULL;
data->set.fnmatch = ZERO_NULL;
/* This no longer creates a connection cache here. It is instead made on
the first call to curl_easy_perform() or when the handle is added to a
multi stack. */
}
if(res) {
Curl_resolver_cleanup(data->state.resolver);
if(data->state.headerbuff)
free(data->state.headerbuff);
Curl_freeset(data);
free(data);
data = NULL;
}
else
*curl = data;
return res;
}
CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option,
va_list param)
{
char *argptr;
CURLcode result = CURLE_OK;
long arg;
#ifndef CURL_DISABLE_HTTP
curl_off_t bigsize;
#endif
switch(option) {
case CURLOPT_DNS_CACHE_TIMEOUT:
data->set.dns_cache_timeout = va_arg(param, long);
break;
case CURLOPT_DNS_USE_GLOBAL_CACHE:
/* remember we want this enabled */
arg = va_arg(param, long);
data->set.global_dns_cache = (0 != arg)?TRUE:FALSE;
break;
case CURLOPT_SSL_CIPHER_LIST:
/* set a list of cipher we want to use in the SSL connection */
result = setstropt(&data->set.str[STRING_SSL_CIPHER_LIST],
va_arg(param, char *));
break;
case CURLOPT_RANDOM_FILE:
/*
* This is the path name to a file that contains random data to seed
* the random SSL stuff with. The file is only used for reading.
*/
result = setstropt(&data->set.str[STRING_SSL_RANDOM_FILE],
va_arg(param, char *));
break;
case CURLOPT_EGDSOCKET:
/*
* The Entropy Gathering Daemon socket pathname
*/
result = setstropt(&data->set.str[STRING_SSL_EGDSOCKET],
va_arg(param, char *));
break;
case CURLOPT_MAXCONNECTS:
/*
* Set the absolute number of maximum simultaneous alive connection that
* libcurl is allowed to have.
*/
result = Curl_ch_connc(data, data->state.connc, va_arg(param, long));
break;
case CURLOPT_FORBID_REUSE:
/*
* When this transfer is done, it must not be left to be reused by a
* subsequent transfer but shall be closed immediately.
*/
data->set.reuse_forbid = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FRESH_CONNECT:
/*
* This transfer shall not use a previously cached connection but
* should be made with a fresh new connect!
*/
data->set.reuse_fresh = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_VERBOSE:
/*
* Verbose means infof() calls that give a lot of information about
* the connection and transfer procedures as well as internal choices.
*/
data->set.verbose = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_HEADER:
/*
* Set to include the header in the general data output stream.
*/
data->set.include_header = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_NOPROGRESS:
/*
* Shut off the internal supported progress meter
*/
data->set.hide_progress = (0 != va_arg(param, long))?TRUE:FALSE;
if(data->set.hide_progress)
data->progress.flags |= PGRS_HIDE;
else
data->progress.flags &= ~PGRS_HIDE;
break;
case CURLOPT_NOBODY:
/*
* Do not include the body part in the output data stream.
*/
data->set.opt_no_body = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FAILONERROR:
/*
* Don't output the >=300 error code HTML-page, but instead only
* return error.
*/
data->set.http_fail_on_error = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_UPLOAD:
case CURLOPT_PUT:
/*
* We want to sent data to the remote host. If this is HTTP, that equals
* using the PUT request.
*/
data->set.upload = (0 != va_arg(param, long))?TRUE:FALSE;
if(data->set.upload) {
/* If this is HTTP, PUT is what's needed to "upload" */
data->set.httpreq = HTTPREQ_PUT;
data->set.opt_no_body = FALSE; /* this is implied */
}
else
/* In HTTP, the opposite of upload is GET (unless NOBODY is true as
then this can be changed to HEAD later on) */
data->set.httpreq = HTTPREQ_GET;
break;
case CURLOPT_FILETIME:
/*
* Try to get the file time of the remote document. The time will
* later (possibly) become available using curl_easy_getinfo().
*/
data->set.get_filetime = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_CREATE_MISSING_DIRS:
/*
* An FTP option that modifies an upload to create missing directories on
* the server.
*/
switch(va_arg(param, long)) {
case 0:
data->set.ftp_create_missing_dirs = 0;
break;
case 1:
data->set.ftp_create_missing_dirs = 1;
break;
case 2:
data->set.ftp_create_missing_dirs = 2;
break;
default:
/* reserve other values for future use */
result = CURLE_UNKNOWN_OPTION;
break;
}
break;
case CURLOPT_SERVER_RESPONSE_TIMEOUT:
/*
* Option that specifies how quickly an server response must be obtained
* before it is considered failure. For pingpong protocols.
*/
data->set.server_response_timeout = va_arg( param , long ) * 1000;
break;
case CURLOPT_TFTP_BLKSIZE:
/*
* TFTP option that specifies the block size to use for data transmission
*/
data->set.tftp_blksize = va_arg(param, long);
break;
case CURLOPT_DIRLISTONLY:
/*
* An option that changes the command to one that asks for a list
* only, no file info details.
*/
data->set.ftp_list_only = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_APPEND:
/*
* We want to upload and append to an existing file.
*/
data->set.ftp_append = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_FILEMETHOD:
/*
* How do access files over FTP.
*/
data->set.ftp_filemethod = (curl_ftpfile)va_arg(param, long);
break;
case CURLOPT_NETRC:
/*
* Parse the $HOME/.netrc file
*/
data->set.use_netrc = (enum CURL_NETRC_OPTION)va_arg(param, long);
break;
case CURLOPT_NETRC_FILE:
/*
* Use this file instead of the $HOME/.netrc file
*/
result = setstropt(&data->set.str[STRING_NETRC_FILE],
va_arg(param, char *));
break;
case CURLOPT_TRANSFERTEXT:
/*
* This option was previously named 'FTPASCII'. Renamed to work with
* more protocols than merely FTP.
*
* Transfer using ASCII (instead of BINARY).
*/
data->set.prefer_ascii = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_TIMECONDITION:
/*
* Set HTTP time condition. This must be one of the defines in the
* curl/curl.h header file.
*/
data->set.timecondition = (curl_TimeCond)va_arg(param, long);
break;
case CURLOPT_TIMEVALUE:
/*
* This is the value to compare with the remote document with the
* method set with CURLOPT_TIMECONDITION
*/
data->set.timevalue = (time_t)va_arg(param, long);
break;
case CURLOPT_SSLVERSION:
/*
* Set explicit SSL version to try to connect with, as some SSL
* implementations are lame.
*/
data->set.ssl.version = va_arg(param, long);
break;
#ifndef CURL_DISABLE_HTTP
case CURLOPT_AUTOREFERER:
/*
* Switch on automatic referer that gets set if curl follows locations.
*/
data->set.http_auto_referer = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_ACCEPT_ENCODING:
/*
* String to use at the value of Accept-Encoding header.
*
* If the encoding is set to "" we use an Accept-Encoding header that
* encompasses all the encodings we support.
* If the encoding is set to NULL we don't send an Accept-Encoding header
* and ignore an received Content-Encoding header.
*
*/
argptr = va_arg(param, char *);
result = setstropt(&data->set.str[STRING_ENCODING],
(argptr && !*argptr)?
(char *) ALL_CONTENT_ENCODINGS: argptr);
break;
case CURLOPT_TRANSFER_ENCODING:
data->set.http_transfer_encoding = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FOLLOWLOCATION:
/*
* Follow Location: header hints on a HTTP-server.
*/
data->set.http_follow_location = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_UNRESTRICTED_AUTH:
/*
* Send authentication (user+password) when following locations, even when
* hostname changed.
*/
data->set.http_disable_hostname_check_before_authentication =
(0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_MAXREDIRS:
/*
* The maximum amount of hops you allow curl to follow Location:
* headers. This should mostly be used to detect never-ending loops.
*/
data->set.maxredirs = va_arg(param, long);
break;
case CURLOPT_POSTREDIR:
{
/*
* Set the behaviour of POST when redirecting
* CURL_REDIR_GET_ALL - POST is changed to GET after 301 and 302
* CURL_REDIR_POST_301 - POST is kept as POST after 301
* CURL_REDIR_POST_302 - POST is kept as POST after 302
* CURL_REDIR_POST_ALL - POST is kept as POST after 301 and 302
* other - POST is kept as POST after 301 and 302
*/
long postRedir = va_arg(param, long);
data->set.post301 = (postRedir & CURL_REDIR_POST_301)?TRUE:FALSE;
data->set.post302 = (postRedir & CURL_REDIR_POST_302)?TRUE:FALSE;
}
break;
case CURLOPT_POST:
/* Does this option serve a purpose anymore? Yes it does, when
CURLOPT_POSTFIELDS isn't used and the POST data is read off the
callback! */
if(va_arg(param, long)) {
data->set.httpreq = HTTPREQ_POST;
data->set.opt_no_body = FALSE; /* this is implied */
}
else
data->set.httpreq = HTTPREQ_GET;
break;
case CURLOPT_COPYPOSTFIELDS:
/*
* A string with POST data. Makes curl HTTP POST. Even if it is NULL.
* If needed, CURLOPT_POSTFIELDSIZE must have been set prior to
* CURLOPT_COPYPOSTFIELDS and not altered later.
*/
argptr = va_arg(param, char *);
if(!argptr || data->set.postfieldsize == -1)
result = setstropt(&data->set.str[STRING_COPYPOSTFIELDS], argptr);
else {
/*
* Check that requested length does not overflow the size_t type.
*/
if((data->set.postfieldsize < 0) ||
((sizeof(curl_off_t) != sizeof(size_t)) &&
(data->set.postfieldsize > (curl_off_t)((size_t)-1))))
result = CURLE_OUT_OF_MEMORY;
else {
char * p;
(void) setstropt(&data->set.str[STRING_COPYPOSTFIELDS], NULL);
/* Allocate even when size == 0. This satisfies the need of possible
later address compare to detect the COPYPOSTFIELDS mode, and
to mark that postfields is used rather than read function or
form data.
*/
p = malloc((size_t)(data->set.postfieldsize?
data->set.postfieldsize:1));
if(!p)
result = CURLE_OUT_OF_MEMORY;
else {
if(data->set.postfieldsize)
memcpy(p, argptr, (size_t)data->set.postfieldsize);
data->set.str[STRING_COPYPOSTFIELDS] = p;
}
}
}
data->set.postfields = data->set.str[STRING_COPYPOSTFIELDS];
data->set.httpreq = HTTPREQ_POST;
break;
case CURLOPT_POSTFIELDS:
/*
* Like above, but use static data instead of copying it.
*/
data->set.postfields = va_arg(param, void *);
/* Release old copied data. */
(void) setstropt(&data->set.str[STRING_COPYPOSTFIELDS], NULL);
data->set.httpreq = HTTPREQ_POST;
break;
case CURLOPT_POSTFIELDSIZE:
/*
* The size of the POSTFIELD data to prevent libcurl to do strlen() to
* figure it out. Enables binary posts.
*/
bigsize = va_arg(param, long);
if(data->set.postfieldsize < bigsize &&
data->set.postfields == data->set.str[STRING_COPYPOSTFIELDS]) {
/* Previous CURLOPT_COPYPOSTFIELDS is no longer valid. */
(void) setstropt(&data->set.str[STRING_COPYPOSTFIELDS], NULL);
data->set.postfields = NULL;
}
data->set.postfieldsize = bigsize;
break;
case CURLOPT_POSTFIELDSIZE_LARGE:
/*
* The size of the POSTFIELD data to prevent libcurl to do strlen() to
* figure it out. Enables binary posts.
*/
bigsize = va_arg(param, curl_off_t);
if(data->set.postfieldsize < bigsize &&
data->set.postfields == data->set.str[STRING_COPYPOSTFIELDS]) {
/* Previous CURLOPT_COPYPOSTFIELDS is no longer valid. */
(void) setstropt(&data->set.str[STRING_COPYPOSTFIELDS], NULL);
data->set.postfields = NULL;
}
data->set.postfieldsize = bigsize;
break;
case CURLOPT_HTTPPOST:
/*
* Set to make us do HTTP POST
*/
data->set.httppost = va_arg(param, struct curl_httppost *);
data->set.httpreq = HTTPREQ_POST_FORM;
data->set.opt_no_body = FALSE; /* this is implied */
break;
case CURLOPT_REFERER:
/*
* String to set in the HTTP Referer: field.
*/
if(data->change.referer_alloc) {
Curl_safefree(data->change.referer);
data->change.referer_alloc = FALSE;
}
result = setstropt(&data->set.str[STRING_SET_REFERER],
va_arg(param, char *));
data->change.referer = data->set.str[STRING_SET_REFERER];
break;
case CURLOPT_USERAGENT:
/*
* String to use in the HTTP User-Agent field
*/
result = setstropt(&data->set.str[STRING_USERAGENT],
va_arg(param, char *));
break;
case CURLOPT_HTTPHEADER:
/*
* Set a list with HTTP headers to use (or replace internals with)
*/
data->set.headers = va_arg(param, struct curl_slist *);
break;
case CURLOPT_HTTP200ALIASES:
/*
* Set a list of aliases for HTTP 200 in response header
*/
data->set.http200aliases = va_arg(param, struct curl_slist *);
break;
#if !defined(CURL_DISABLE_COOKIES)
case CURLOPT_COOKIE:
/*
* Cookie string to send to the remote server in the request.
*/
result = setstropt(&data->set.str[STRING_COOKIE],
va_arg(param, char *));
break;
case CURLOPT_COOKIEFILE:
/*
* Set cookie file to read and parse. Can be used multiple times.
*/
argptr = (char *)va_arg(param, void *);
if(argptr) {
struct curl_slist *cl;
/* append the cookie file name to the list of file names, and deal with
them later */
cl = curl_slist_append(data->change.cookielist, argptr);
if(!cl) {
curl_slist_free_all(data->change.cookielist);
data->change.cookielist = NULL;
return CURLE_OUT_OF_MEMORY;
}
data->change.cookielist = cl; /* store the list for later use */
}
break;
case CURLOPT_COOKIEJAR:
/*
* Set cookie file name to dump all cookies to when we're done.
*/
result = setstropt(&data->set.str[STRING_COOKIEJAR],
va_arg(param, char *));
/*
* Activate the cookie parser. This may or may not already
* have been made.
*/
data->cookies = Curl_cookie_init(data, NULL, data->cookies,
data->set.cookiesession);
break;
case CURLOPT_COOKIESESSION:
/*
* Set this option to TRUE to start a new "cookie session". It will
* prevent the forthcoming read-cookies-from-file actions to accept
* cookies that are marked as being session cookies, as they belong to a
* previous session.
*
* In the original Netscape cookie spec, "session cookies" are cookies
* with no expire date set. RFC2109 describes the same action if no
* 'Max-Age' is set and RFC2965 includes the RFC2109 description and adds
* a 'Discard' action that can enforce the discard even for cookies that
* have a Max-Age.
*
* We run mostly with the original cookie spec, as hardly anyone implements
* anything else.
*/
data->set.cookiesession = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_COOKIELIST:
argptr = va_arg(param, char *);
if(argptr == NULL)
break;
if(Curl_raw_equal(argptr, "ALL")) {
/* clear all cookies */
Curl_cookie_clearall(data->cookies);
break;
}
else if(Curl_raw_equal(argptr, "SESS")) {
/* clear session cookies */
Curl_cookie_clearsess(data->cookies);
break;
}
else if(Curl_raw_equal(argptr, "FLUSH")) {
/* flush cookies to file */
Curl_flush_cookies(data, 0);
break;
}
if(!data->cookies)
/* if cookie engine was not running, activate it */
data->cookies = Curl_cookie_init(data, NULL, NULL, TRUE);
argptr = strdup(argptr);
if(!argptr) {
result = CURLE_OUT_OF_MEMORY;
break;
}
if(checkprefix("Set-Cookie:", argptr))
/* HTTP Header format line */
Curl_cookie_add(data, data->cookies, TRUE, argptr + 11, NULL, NULL);
else
/* Netscape format line */
Curl_cookie_add(data, data->cookies, FALSE, argptr, NULL, NULL);
free(argptr);
break;
#endif /* CURL_DISABLE_COOKIES */
case CURLOPT_HTTPGET:
/*
* Set to force us do HTTP GET
*/
if(va_arg(param, long)) {
data->set.httpreq = HTTPREQ_GET;
data->set.upload = FALSE; /* switch off upload */
data->set.opt_no_body = FALSE; /* this is implied */
}
break;
case CURLOPT_HTTP_VERSION:
/*
* This sets a requested HTTP version to be used. The value is one of
* the listed enums in curl/curl.h.
*/
data->set.httpversion = va_arg(param, long);
break;
case CURLOPT_HTTPAUTH:
/*
* Set HTTP Authentication type BITMASK.
*/
{
long auth = va_arg(param, long);
/* the DIGEST_IE bit is only used to set a special marker, for all the
rest we need to handle it as normal DIGEST */
data->state.authhost.iestyle = (auth & CURLAUTH_DIGEST_IE)?TRUE:FALSE;
if(auth & CURLAUTH_DIGEST_IE) {
auth |= CURLAUTH_DIGEST; /* set standard digest bit */
auth &= ~CURLAUTH_DIGEST_IE; /* unset ie digest bit */
}
/* switch off bits we can't support */
#ifndef USE_NTLM
auth &= ~CURLAUTH_NTLM; /* no NTLM support */
auth &= ~CURLAUTH_NTLM_WB; /* no NTLM_WB support */
#elif !defined(NTLM_WB_ENABLED)
auth &= ~CURLAUTH_NTLM_WB; /* no NTLM_WB support */
#endif
#ifndef USE_HTTP_NEGOTIATE
auth &= ~CURLAUTH_GSSNEGOTIATE; /* no GSS-Negotiate without GSSAPI or
WINDOWS_SSPI */
#endif
if(!auth)
return CURLE_NOT_BUILT_IN; /* no supported types left! */
data->set.httpauth = auth;
}
break;
#endif /* CURL_DISABLE_HTTP */
case CURLOPT_CUSTOMREQUEST:
/*
* Set a custom string to use as request
*/
result = setstropt(&data->set.str[STRING_CUSTOMREQUEST],
va_arg(param, char *));
/* we don't set
data->set.httpreq = HTTPREQ_CUSTOM;
here, we continue as if we were using the already set type
and this just changes the actual request keyword */
break;
#ifndef CURL_DISABLE_PROXY
case CURLOPT_HTTPPROXYTUNNEL:
/*
* Tunnel operations through the proxy instead of normal proxy use
*/
data->set.tunnel_thru_httpproxy = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_PROXYPORT:
/*
* Explicitly set HTTP proxy port number.
*/
data->set.proxyport = va_arg(param, long);
break;
case CURLOPT_PROXYAUTH:
/*
* Set HTTP Authentication type BITMASK.
*/
{
long auth = va_arg(param, long);
/* the DIGEST_IE bit is only used to set a special marker, for all the
rest we need to handle it as normal DIGEST */
data->state.authproxy.iestyle = (auth & CURLAUTH_DIGEST_IE)?TRUE:FALSE;
if(auth & CURLAUTH_DIGEST_IE) {
auth |= CURLAUTH_DIGEST; /* set standard digest bit */
auth &= ~CURLAUTH_DIGEST_IE; /* unset ie digest bit */
}
/* switch off bits we can't support */
#ifndef USE_NTLM
auth &= ~CURLAUTH_NTLM; /* no NTLM support */
auth &= ~CURLAUTH_NTLM_WB; /* no NTLM_WB support */
#elif !defined(NTLM_WB_ENABLED)
auth &= ~CURLAUTH_NTLM_WB; /* no NTLM_WB support */
#endif
#ifndef USE_HTTP_NEGOTIATE
auth &= ~CURLAUTH_GSSNEGOTIATE; /* no GSS-Negotiate without GSSAPI or
WINDOWS_SSPI */
#endif
if(!auth)
return CURLE_NOT_BUILT_IN; /* no supported types left! */
data->set.proxyauth = auth;
}
break;
case CURLOPT_PROXY:
/*
* Set proxy server:port to use as HTTP proxy.
*
* If the proxy is set to "" we explicitly say that we don't want to use a
* proxy (even though there might be environment variables saying so).
*
* Setting it to NULL, means no proxy but allows the environment variables
* to decide for us.
*/
result = setstropt(&data->set.str[STRING_PROXY],
va_arg(param, char *));
break;
case CURLOPT_PROXYTYPE:
/*
* Set proxy type. HTTP/HTTP_1_0/SOCKS4/SOCKS4a/SOCKS5/SOCKS5_HOSTNAME
*/
data->set.proxytype = (curl_proxytype)va_arg(param, long);
break;
case CURLOPT_PROXY_TRANSFER_MODE:
/*
* set transfer mode (;type=<a|i>) when doing FTP via an HTTP proxy
*/
switch (va_arg(param, long)) {
case 0:
data->set.proxy_transfer_mode = FALSE;
break;
case 1:
data->set.proxy_transfer_mode = TRUE;
break;
default:
/* reserve other values for future use */
result = CURLE_UNKNOWN_OPTION;
break;
}
break;
#endif /* CURL_DISABLE_PROXY */
#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
case CURLOPT_SOCKS5_GSSAPI_SERVICE:
/*
* Set gssapi service name
*/
result = setstropt(&data->set.str[STRING_SOCKS5_GSSAPI_SERVICE],
va_arg(param, char *));
break;
case CURLOPT_SOCKS5_GSSAPI_NEC:
/*
* set flag for nec socks5 support
*/
data->set.socks5_gssapi_nec = (0 != va_arg(param, long))?TRUE:FALSE;
break;
#endif
case CURLOPT_WRITEHEADER:
/*
* Custom pointer to pass the header write callback function
*/
data->set.writeheader = (void *)va_arg(param, void *);
break;
case CURLOPT_ERRORBUFFER:
/*
* Error buffer provided by the caller to get the human readable
* error string in.
*/
data->set.errorbuffer = va_arg(param, char *);
break;
case CURLOPT_FILE:
/*
* FILE pointer to write to or include in the data write callback
*/
data->set.out = va_arg(param, FILE *);
break;
case CURLOPT_FTPPORT:
/*
* Use FTP PORT, this also specifies which IP address to use
*/
result = setstropt(&data->set.str[STRING_FTPPORT],
va_arg(param, char *));
data->set.ftp_use_port = (NULL != data->set.str[STRING_FTPPORT]) ?
TRUE:FALSE;
break;
case CURLOPT_FTP_USE_EPRT:
data->set.ftp_use_eprt = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_USE_EPSV:
data->set.ftp_use_epsv = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_USE_PRET:
data->set.ftp_use_pret = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_SSL_CCC:
data->set.ftp_ccc = (curl_ftpccc)va_arg(param, long);
break;
case CURLOPT_FTP_SKIP_PASV_IP:
/*
* Enable or disable FTP_SKIP_PASV_IP, which will disable/enable the
* bypass of the IP address in PASV responses.
*/
data->set.ftp_skip_ip = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_INFILE:
/*
* FILE pointer to read the file to be uploaded from. Or possibly
* used as argument to the read callback.
*/
data->set.in = va_arg(param, FILE *);
break;
case CURLOPT_INFILESIZE:
/*
* If known, this should inform curl about the file size of the
* to-be-uploaded file.
*/
data->set.infilesize = va_arg(param, long);
break;
case CURLOPT_INFILESIZE_LARGE:
/*
* If known, this should inform curl about the file size of the
* to-be-uploaded file.
*/
data->set.infilesize = va_arg(param, curl_off_t);
break;
case CURLOPT_LOW_SPEED_LIMIT:
/*
* The low speed limit that if transfers are below this for
* CURLOPT_LOW_SPEED_TIME, the transfer is aborted.
*/
data->set.low_speed_limit=va_arg(param, long);
break;
case CURLOPT_MAX_SEND_SPEED_LARGE:
/*
* When transfer uploads are faster then CURLOPT_MAX_SEND_SPEED_LARGE
* bytes per second the transfer is throttled..
*/
data->set.max_send_speed=va_arg(param, curl_off_t);
break;
case CURLOPT_MAX_RECV_SPEED_LARGE:
/*
* When receiving data faster than CURLOPT_MAX_RECV_SPEED_LARGE bytes per
* second the transfer is throttled..
*/
data->set.max_recv_speed=va_arg(param, curl_off_t);
break;
case CURLOPT_LOW_SPEED_TIME:
/*
* The low speed time that if transfers are below the set
* CURLOPT_LOW_SPEED_LIMIT during this time, the transfer is aborted.
*/
data->set.low_speed_time=va_arg(param, long);
break;
case CURLOPT_URL:
/*
* The URL to fetch.
*/
if(data->change.url_alloc) {
/* the already set URL is allocated, free it first! */
Curl_safefree(data->change.url);
data->change.url_alloc = FALSE;
}
result = setstropt(&data->set.str[STRING_SET_URL],
va_arg(param, char *));
data->change.url = data->set.str[STRING_SET_URL];
break;
case CURLOPT_PORT:
/*
* The port number to use when getting the URL
*/
data->set.use_port = va_arg(param, long);
break;
case CURLOPT_TIMEOUT:
/*
* The maximum time you allow curl to use for a single transfer
* operation.
*/
data->set.timeout = va_arg(param, long) * 1000L;
break;
case CURLOPT_TIMEOUT_MS:
data->set.timeout = va_arg(param, long);
break;
case CURLOPT_CONNECTTIMEOUT:
/*
* The maximum time you allow curl to use to connect.
*/
data->set.connecttimeout = va_arg(param, long) * 1000L;
break;
case CURLOPT_CONNECTTIMEOUT_MS:
data->set.connecttimeout = va_arg(param, long);
break;
case CURLOPT_ACCEPTTIMEOUT_MS:
/*
* The maximum time you allow curl to wait for server connect
*/
data->set.accepttimeout = va_arg(param, long);
break;
case CURLOPT_USERPWD:
/*
* user:password to use in the operation
*/
result = setstropt_userpwd(va_arg(param, char *),
&data->set.str[STRING_USERNAME],
&data->set.str[STRING_PASSWORD]);
break;
case CURLOPT_USERNAME:
/*
* authentication user name to use in the operation
*/
result = setstropt(&data->set.str[STRING_USERNAME],
va_arg(param, char *));
break;
case CURLOPT_PASSWORD:
/*
* authentication password to use in the operation
*/
result = setstropt(&data->set.str[STRING_PASSWORD],
va_arg(param, char *));
break;
case CURLOPT_POSTQUOTE:
/*
* List of RAW FTP commands to use after a transfer
*/
data->set.postquote = va_arg(param, struct curl_slist *);
break;
case CURLOPT_PREQUOTE:
/*
* List of RAW FTP commands to use prior to RETR (Wesley Laxton)
*/
data->set.prequote = va_arg(param, struct curl_slist *);
break;
case CURLOPT_QUOTE:
/*
* List of RAW FTP commands to use before a transfer
*/
data->set.quote = va_arg(param, struct curl_slist *);
break;
case CURLOPT_RESOLVE:
/*
* List of NAME:[address] names to populate the DNS cache with
* Prefix the NAME with dash (-) to _remove_ the name from the cache.
*
* Names added with this API will remain in the cache until explicitly
* removed or the handle is cleaned up.
*
* This API can remove any name from the DNS cache, but only entries
* that aren't actually in use right now will be pruned immediately.
*/
data->set.resolve = va_arg(param, struct curl_slist *);
data->change.resolve = data->set.resolve;
break;
case CURLOPT_PROGRESSFUNCTION:
/*
* Progress callback function
*/
data->set.fprogress = va_arg(param, curl_progress_callback);
if(data->set.fprogress)
data->progress.callback = TRUE; /* no longer internal */
else
data->progress.callback = FALSE; /* NULL enforces internal */
break;
case CURLOPT_PROGRESSDATA:
/*
* Custom client data to pass to the progress callback
*/
data->set.progress_client = va_arg(param, void *);
break;
#ifndef CURL_DISABLE_PROXY
case CURLOPT_PROXYUSERPWD:
/*
* user:password needed to use the proxy
*/
result = setstropt_userpwd(va_arg(param, char *),
&data->set.str[STRING_PROXYUSERNAME],
&data->set.str[STRING_PROXYPASSWORD]);
break;
case CURLOPT_PROXYUSERNAME:
/*
* authentication user name to use in the operation
*/
result = setstropt(&data->set.str[STRING_PROXYUSERNAME],
va_arg(param, char *));
break;
case CURLOPT_PROXYPASSWORD:
/*
* authentication password to use in the operation
*/
result = setstropt(&data->set.str[STRING_PROXYPASSWORD],
va_arg(param, char *));
break;
case CURLOPT_NOPROXY:
/*
* proxy exception list
*/
result = setstropt(&data->set.str[STRING_NOPROXY],
va_arg(param, char *));
break;
#endif
case CURLOPT_RANGE:
/*
* What range of the file you want to transfer
*/
result = setstropt(&data->set.str[STRING_SET_RANGE],
va_arg(param, char *));
break;
case CURLOPT_RESUME_FROM:
/*
* Resume transfer at the give file position
*/
data->set.set_resume_from = va_arg(param, long);
break;
case CURLOPT_RESUME_FROM_LARGE:
/*
* Resume transfer at the give file position
*/
data->set.set_resume_from = va_arg(param, curl_off_t);
break;
case CURLOPT_DEBUGFUNCTION:
/*
* stderr write callback.
*/
data->set.fdebug = va_arg(param, curl_debug_callback);
/*
* if the callback provided is NULL, it'll use the default callback
*/
break;
case CURLOPT_DEBUGDATA:
/*
* Set to a void * that should receive all error writes. This
* defaults to CURLOPT_STDERR for normal operations.
*/
data->set.debugdata = va_arg(param, void *);
break;
case CURLOPT_STDERR:
/*
* Set to a FILE * that should receive all error writes. This
* defaults to stderr for normal operations.
*/
data->set.err = va_arg(param, FILE *);
if(!data->set.err)
data->set.err = stderr;
break;
case CURLOPT_HEADERFUNCTION:
/*
* Set header write callback
*/
data->set.fwrite_header = va_arg(param, curl_write_callback);
break;
case CURLOPT_WRITEFUNCTION:
/*
* Set data write callback
*/
data->set.fwrite_func = va_arg(param, curl_write_callback);
if(!data->set.fwrite_func) {
data->set.is_fwrite_set = 0;
/* When set to NULL, reset to our internal default function */
data->set.fwrite_func = (curl_write_callback)fwrite;
}
else
data->set.is_fwrite_set = 1;
break;
case CURLOPT_READFUNCTION:
/*
* Read data callback
*/
data->set.fread_func = va_arg(param, curl_read_callback);
if(!data->set.fread_func) {
data->set.is_fread_set = 0;
/* When set to NULL, reset to our internal default function */
data->set.fread_func = (curl_read_callback)fread;
}
else
data->set.is_fread_set = 1;
break;
case CURLOPT_SEEKFUNCTION:
/*
* Seek callback. Might be NULL.
*/
data->set.seek_func = va_arg(param, curl_seek_callback);
break;
case CURLOPT_SEEKDATA:
/*
* Seek control callback. Might be NULL.
*/
data->set.seek_client = va_arg(param, void *);
break;
case CURLOPT_CONV_FROM_NETWORK_FUNCTION:
/*
* "Convert from network encoding" callback
*/
data->set.convfromnetwork = va_arg(param, curl_conv_callback);
break;
case CURLOPT_CONV_TO_NETWORK_FUNCTION:
/*
* "Convert to network encoding" callback
*/
data->set.convtonetwork = va_arg(param, curl_conv_callback);
break;
case CURLOPT_CONV_FROM_UTF8_FUNCTION:
/*
* "Convert from UTF-8 encoding" callback
*/
data->set.convfromutf8 = va_arg(param, curl_conv_callback);
break;
case CURLOPT_IOCTLFUNCTION:
/*
* I/O control callback. Might be NULL.
*/
data->set.ioctl_func = va_arg(param, curl_ioctl_callback);
break;
case CURLOPT_IOCTLDATA:
/*
* I/O control data pointer. Might be NULL.
*/
data->set.ioctl_client = va_arg(param, void *);
break;
case CURLOPT_SSLCERT:
/*
* String that holds file name of the SSL certificate to use
*/
result = setstropt(&data->set.str[STRING_CERT],
va_arg(param, char *));
break;
case CURLOPT_SSLCERTTYPE:
/*
* String that holds file type of the SSL certificate to use
*/
result = setstropt(&data->set.str[STRING_CERT_TYPE],
va_arg(param, char *));
break;
case CURLOPT_SSLKEY:
/*
* String that holds file name of the SSL key to use
*/
result = setstropt(&data->set.str[STRING_KEY],
va_arg(param, char *));
break;
case CURLOPT_SSLKEYTYPE:
/*
* String that holds file type of the SSL key to use
*/
result = setstropt(&data->set.str[STRING_KEY_TYPE],
va_arg(param, char *));
break;
case CURLOPT_KEYPASSWD:
/*
* String that holds the SSL or SSH private key password.
*/
result = setstropt(&data->set.str[STRING_KEY_PASSWD],
va_arg(param, char *));
break;
case CURLOPT_SSLENGINE:
/*
* String that holds the SSL crypto engine.
*/
argptr = va_arg(param, char *);
if(argptr && argptr[0])
result = Curl_ssl_set_engine(data, argptr);
break;
case CURLOPT_SSLENGINE_DEFAULT:
/*
* flag to set engine as default.
*/
result = Curl_ssl_set_engine_default(data);
break;
case CURLOPT_CRLF:
/*
* Kludgy option to enable CRLF conversions. Subject for removal.
*/
data->set.crlf = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_INTERFACE:
/*
* Set what interface or address/hostname to bind the socket to when
* performing an operation and thus what from-IP your connection will use.
*/
result = setstropt(&data->set.str[STRING_DEVICE],
va_arg(param, char *));
break;
case CURLOPT_LOCALPORT:
/*
* Set what local port to bind the socket to when performing an operation.
*/
data->set.localport = curlx_sltous(va_arg(param, long));
break;
case CURLOPT_LOCALPORTRANGE:
/*
* Set number of local ports to try, starting with CURLOPT_LOCALPORT.
*/
data->set.localportrange = curlx_sltosi(va_arg(param, long));
break;
case CURLOPT_KRBLEVEL:
/*
* A string that defines the kerberos security level.
*/
result = setstropt(&data->set.str[STRING_KRB_LEVEL],
va_arg(param, char *));
data->set.krb = (NULL != data->set.str[STRING_KRB_LEVEL])?TRUE:FALSE;
break;
case CURLOPT_GSSAPI_DELEGATION:
/*
* GSSAPI credential delegation
*/
data->set.gssapi_delegation = va_arg(param, long);
break;
case CURLOPT_SSL_VERIFYPEER:
/*
* Enable peer SSL verifying.
*/
data->set.ssl.verifypeer = va_arg(param, long);
break;
case CURLOPT_SSL_VERIFYHOST:
/*
* Enable verification of the CN contained in the peer certificate
*/
data->set.ssl.verifyhost = va_arg(param, long);
break;
#ifdef USE_SSLEAY
/* since these two options are only possible to use on an OpenSSL-
powered libcurl we #ifdef them on this condition so that libcurls
built against other SSL libs will return a proper error when trying
to set this option! */
case CURLOPT_SSL_CTX_FUNCTION:
/*
* Set a SSL_CTX callback
*/
data->set.ssl.fsslctx = va_arg(param, curl_ssl_ctx_callback);
break;
case CURLOPT_SSL_CTX_DATA:
/*
* Set a SSL_CTX callback parameter pointer
*/
data->set.ssl.fsslctxp = va_arg(param, void *);
break;
case CURLOPT_CERTINFO:
data->set.ssl.certinfo = (0 != va_arg(param, long))?TRUE:FALSE;
break;
#endif
case CURLOPT_CAINFO:
/*
* Set CA info for SSL connection. Specify file name of the CA certificate
*/
result = setstropt(&data->set.str[STRING_SSL_CAFILE],
va_arg(param, char *));
break;
case CURLOPT_CAPATH:
/*
* Set CA path info for SSL connection. Specify directory name of the CA
* certificates which have been prepared using openssl c_rehash utility.
*/
/* This does not work on windows. */
result = setstropt(&data->set.str[STRING_SSL_CAPATH],
va_arg(param, char *));
break;
case CURLOPT_CRLFILE:
/*
* Set CRL file info for SSL connection. Specify file name of the CRL
* to check certificates revocation
*/
result = setstropt(&data->set.str[STRING_SSL_CRLFILE],
va_arg(param, char *));
break;
case CURLOPT_ISSUERCERT:
/*
* Set Issuer certificate file
* to check certificates issuer
*/
result = setstropt(&data->set.str[STRING_SSL_ISSUERCERT],
va_arg(param, char *));
break;
case CURLOPT_TELNETOPTIONS:
/*
* Set a linked list of telnet options
*/
data->set.telnet_options = va_arg(param, struct curl_slist *);
break;
case CURLOPT_BUFFERSIZE:
/*
* The application kindly asks for a differently sized receive buffer.
* If it seems reasonable, we'll use it.
*/
data->set.buffer_size = va_arg(param, long);
if((data->set.buffer_size> (BUFSIZE -1 )) ||
(data->set.buffer_size < 1))
data->set.buffer_size = 0; /* huge internal default */
break;
case CURLOPT_NOSIGNAL:
/*
* The application asks not to set any signal() or alarm() handlers,
* even when using a timeout.
*/
data->set.no_signal = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_SHARE:
{
struct Curl_share *set;
set = va_arg(param, struct Curl_share *);
/* disconnect from old share, if any */
if(data->share) {
Curl_share_lock(data, CURL_LOCK_DATA_SHARE, CURL_LOCK_ACCESS_SINGLE);
if(data->dns.hostcachetype == HCACHE_SHARED) {
data->dns.hostcache = NULL;
data->dns.hostcachetype = HCACHE_NONE;
}
#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
if(data->share->cookies == data->cookies)
data->cookies = NULL;
#endif
if(data->share->sslsession == data->state.session)
data->state.session = NULL;
data->share->dirty--;
Curl_share_unlock(data, CURL_LOCK_DATA_SHARE);
data->share = NULL;
}
/* use new share if it set */
data->share = set;
if(data->share) {
Curl_share_lock(data, CURL_LOCK_DATA_SHARE, CURL_LOCK_ACCESS_SINGLE);
data->share->dirty++;
if(data->share->hostcache) {
/* use shared host cache, first free the private one if any */
if(data->dns.hostcachetype == HCACHE_PRIVATE)
Curl_hostcache_destroy(data);
data->dns.hostcache = data->share->hostcache;
data->dns.hostcachetype = HCACHE_SHARED;
}
#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
if(data->share->cookies) {
/* use shared cookie list, first free own one if any */
if(data->cookies)
Curl_cookie_cleanup(data->cookies);
/* enable cookies since we now use a share that uses cookies! */
data->cookies = data->share->cookies;
}
#endif /* CURL_DISABLE_HTTP */
if(data->share->sslsession) {
data->set.ssl.max_ssl_sessions = data->share->max_ssl_sessions;
data->state.session = data->share->sslsession;
}
Curl_share_unlock(data, CURL_LOCK_DATA_SHARE);
}
/* check for host cache not needed,
* it will be done by curl_easy_perform */
}
break;
case CURLOPT_PRIVATE:
/*
* Set private data pointer.
*/
data->set.private_data = va_arg(param, void *);
break;
case CURLOPT_MAXFILESIZE:
/*
* Set the maximum size of a file to download.
*/
data->set.max_filesize = va_arg(param, long);
break;
#ifdef USE_SSL
case CURLOPT_USE_SSL:
/*
* Make transfers attempt to use SSL/TLS.
*/
data->set.use_ssl = (curl_usessl)va_arg(param, long);
break;
case CURLOPT_SSL_OPTIONS:
arg = va_arg(param, long);
data->set.ssl_enable_beast = arg&CURLSSLOPT_ALLOW_BEAST?TRUE:FALSE;
break;
#endif
case CURLOPT_FTPSSLAUTH:
/*
* Set a specific auth for FTP-SSL transfers.
*/
data->set.ftpsslauth = (curl_ftpauth)va_arg(param, long);
break;
case CURLOPT_IPRESOLVE:
data->set.ipver = va_arg(param, long);
break;
case CURLOPT_MAXFILESIZE_LARGE:
/*
* Set the maximum size of a file to download.
*/
data->set.max_filesize = va_arg(param, curl_off_t);
break;
case CURLOPT_TCP_NODELAY:
/*
* Enable or disable TCP_NODELAY, which will disable/enable the Nagle
* algorithm
*/
data->set.tcp_nodelay = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_ACCOUNT:
result = setstropt(&data->set.str[STRING_FTP_ACCOUNT],
va_arg(param, char *));
break;
case CURLOPT_IGNORE_CONTENT_LENGTH:
data->set.ignorecl = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_CONNECT_ONLY:
/*
* No data transfer, set up connection and let application use the socket
*/
data->set.connect_only = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_FTP_ALTERNATIVE_TO_USER:
result = setstropt(&data->set.str[STRING_FTP_ALTERNATIVE_TO_USER],
va_arg(param, char *));
break;
case CURLOPT_SOCKOPTFUNCTION:
/*
* socket callback function: called after socket() but before connect()
*/
data->set.fsockopt = va_arg(param, curl_sockopt_callback);
break;
case CURLOPT_SOCKOPTDATA:
/*
* socket callback data pointer. Might be NULL.
*/
data->set.sockopt_client = va_arg(param, void *);
break;
case CURLOPT_OPENSOCKETFUNCTION:
/*
* open/create socket callback function: called instead of socket(),
* before connect()
*/
data->set.fopensocket = va_arg(param, curl_opensocket_callback);
break;
case CURLOPT_OPENSOCKETDATA:
/*
* socket callback data pointer. Might be NULL.
*/
data->set.opensocket_client = va_arg(param, void *);
break;
case CURLOPT_CLOSESOCKETFUNCTION:
/*
* close socket callback function: called instead of close()
* when shutting down a connection
*/
data->set.fclosesocket = va_arg(param, curl_closesocket_callback);
break;
case CURLOPT_CLOSESOCKETDATA:
/*
* socket callback data pointer. Might be NULL.
*/
data->set.closesocket_client = va_arg(param, void *);
break;
case CURLOPT_SSL_SESSIONID_CACHE:
data->set.ssl.sessionid = (0 != va_arg(param, long))?TRUE:FALSE;
break;
#ifdef USE_LIBSSH2
/* we only include SSH options if explicitly built to support SSH */
case CURLOPT_SSH_AUTH_TYPES:
data->set.ssh_auth_types = va_arg(param, long);
break;
case CURLOPT_SSH_PUBLIC_KEYFILE:
/*
* Use this file instead of the $HOME/.ssh/id_dsa.pub file
*/
result = setstropt(&data->set.str[STRING_SSH_PUBLIC_KEY],
va_arg(param, char *));
break;
case CURLOPT_SSH_PRIVATE_KEYFILE:
/*
* Use this file instead of the $HOME/.ssh/id_dsa file
*/
result = setstropt(&data->set.str[STRING_SSH_PRIVATE_KEY],
va_arg(param, char *));
break;
case CURLOPT_SSH_HOST_PUBLIC_KEY_MD5:
/*
* Option to allow for the MD5 of the host public key to be checked
* for validation purposes.
*/
result = setstropt(&data->set.str[STRING_SSH_HOST_PUBLIC_KEY_MD5],
va_arg(param, char *));
break;
#ifdef HAVE_LIBSSH2_KNOWNHOST_API
case CURLOPT_SSH_KNOWNHOSTS:
/*
* Store the file name to read known hosts from.
*/
result = setstropt(&data->set.str[STRING_SSH_KNOWNHOSTS],
va_arg(param, char *));
break;
case CURLOPT_SSH_KEYFUNCTION:
/* setting to NULL is fine since the ssh.c functions themselves will
then rever to use the internal default */
data->set.ssh_keyfunc = va_arg(param, curl_sshkeycallback);
break;
case CURLOPT_SSH_KEYDATA:
/*
* Custom client data to pass to the SSH keyfunc callback
*/
data->set.ssh_keyfunc_userp = va_arg(param, void *);
break;
#endif /* HAVE_LIBSSH2_KNOWNHOST_API */
#endif /* USE_LIBSSH2 */
case CURLOPT_HTTP_TRANSFER_DECODING:
/*
* disable libcurl transfer encoding is used
*/
data->set.http_te_skip = (0 == va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_HTTP_CONTENT_DECODING:
/*
* raw data passed to the application when content encoding is used
*/
data->set.http_ce_skip = (0 == va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_NEW_FILE_PERMS:
/*
* Uses these permissions instead of 0644
*/
data->set.new_file_perms = va_arg(param, long);
break;
case CURLOPT_NEW_DIRECTORY_PERMS:
/*
* Uses these permissions instead of 0755
*/
data->set.new_directory_perms = va_arg(param, long);
break;
case CURLOPT_ADDRESS_SCOPE:
/*
* We always get longs when passed plain numericals, but for this value we
* know that an unsigned int will always hold the value so we blindly
* typecast to this type
*/
data->set.scope = curlx_sltoui(va_arg(param, long));
break;
case CURLOPT_PROTOCOLS:
/* set the bitmask for the protocols that are allowed to be used for the
transfer, which thus helps the app which takes URLs from users or other
external inputs and want to restrict what protocol(s) to deal
with. Defaults to CURLPROTO_ALL. */
data->set.allowed_protocols = va_arg(param, long);
break;
case CURLOPT_REDIR_PROTOCOLS:
/* set the bitmask for the protocols that libcurl is allowed to follow to,
as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs
to be set in both bitmasks to be allowed to get redirected to. Defaults
to all protocols except FILE and SCP. */
data->set.redir_protocols = va_arg(param, long);
break;
case CURLOPT_MAIL_FROM:
result = setstropt(&data->set.str[STRING_MAIL_FROM],
va_arg(param, char *));
break;
case CURLOPT_MAIL_AUTH:
result = setstropt(&data->set.str[STRING_MAIL_AUTH],
va_arg(param, char *));
break;
case CURLOPT_MAIL_RCPT:
/* get a list of mail recipients */
data->set.mail_rcpt = va_arg(param, struct curl_slist *);
break;
case CURLOPT_RTSP_REQUEST:
{
/*
* Set the RTSP request method (OPTIONS, SETUP, PLAY, etc...)
* Would this be better if the RTSPREQ_* were just moved into here?
*/
long curl_rtspreq = va_arg(param, long);
Curl_RtspReq rtspreq = RTSPREQ_NONE;
switch(curl_rtspreq) {
case CURL_RTSPREQ_OPTIONS:
rtspreq = RTSPREQ_OPTIONS;
break;
case CURL_RTSPREQ_DESCRIBE:
rtspreq = RTSPREQ_DESCRIBE;
break;
case CURL_RTSPREQ_ANNOUNCE:
rtspreq = RTSPREQ_ANNOUNCE;
break;
case CURL_RTSPREQ_SETUP:
rtspreq = RTSPREQ_SETUP;
break;
case CURL_RTSPREQ_PLAY:
rtspreq = RTSPREQ_PLAY;
break;
case CURL_RTSPREQ_PAUSE:
rtspreq = RTSPREQ_PAUSE;
break;
case CURL_RTSPREQ_TEARDOWN:
rtspreq = RTSPREQ_TEARDOWN;
break;
case CURL_RTSPREQ_GET_PARAMETER:
rtspreq = RTSPREQ_GET_PARAMETER;
break;
case CURL_RTSPREQ_SET_PARAMETER:
rtspreq = RTSPREQ_SET_PARAMETER;
break;
case CURL_RTSPREQ_RECORD:
rtspreq = RTSPREQ_RECORD;
break;
case CURL_RTSPREQ_RECEIVE:
rtspreq = RTSPREQ_RECEIVE;
break;
default:
rtspreq = RTSPREQ_NONE;
}
data->set.rtspreq = rtspreq;
break;
}
case CURLOPT_RTSP_SESSION_ID:
/*
* Set the RTSP Session ID manually. Useful if the application is
* resuming a previously established RTSP session
*/
result = setstropt(&data->set.str[STRING_RTSP_SESSION_ID],
va_arg(param, char *));
break;
case CURLOPT_RTSP_STREAM_URI:
/*
* Set the Stream URI for the RTSP request. Unless the request is
* for generic server options, the application will need to set this.
*/
result = setstropt(&data->set.str[STRING_RTSP_STREAM_URI],
va_arg(param, char *));
break;
case CURLOPT_RTSP_TRANSPORT:
/*
* The content of the Transport: header for the RTSP request
*/
result = setstropt(&data->set.str[STRING_RTSP_TRANSPORT],
va_arg(param, char *));
break;
case CURLOPT_RTSP_CLIENT_CSEQ:
/*
* Set the CSEQ number to issue for the next RTSP request. Useful if the
* application is resuming a previously broken connection. The CSEQ
* will increment from this new number henceforth.
*/
data->state.rtsp_next_client_CSeq = va_arg(param, long);
break;
case CURLOPT_RTSP_SERVER_CSEQ:
/* Same as the above, but for server-initiated requests */
data->state.rtsp_next_client_CSeq = va_arg(param, long);
break;
case CURLOPT_INTERLEAVEDATA:
data->set.rtp_out = va_arg(param, void *);
break;
case CURLOPT_INTERLEAVEFUNCTION:
/* Set the user defined RTP write function */
data->set.fwrite_rtp = va_arg(param, curl_write_callback);
break;
case CURLOPT_WILDCARDMATCH:
data->set.wildcardmatch = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_CHUNK_BGN_FUNCTION:
data->set.chunk_bgn = va_arg(param, curl_chunk_bgn_callback);
break;
case CURLOPT_CHUNK_END_FUNCTION:
data->set.chunk_end = va_arg(param, curl_chunk_end_callback);
break;
case CURLOPT_FNMATCH_FUNCTION:
data->set.fnmatch = va_arg(param, curl_fnmatch_callback);
break;
case CURLOPT_CHUNK_DATA:
data->wildcard.customptr = va_arg(param, void *);
break;
case CURLOPT_FNMATCH_DATA:
data->set.fnmatch_data = va_arg(param, void *);
break;
#ifdef USE_TLS_SRP
case CURLOPT_TLSAUTH_USERNAME:
result = setstropt(&data->set.str[STRING_TLSAUTH_USERNAME],
va_arg(param, char *));
if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype)
data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
break;
case CURLOPT_TLSAUTH_PASSWORD:
result = setstropt(&data->set.str[STRING_TLSAUTH_PASSWORD],
va_arg(param, char *));
if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype)
data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */
break;
case CURLOPT_TLSAUTH_TYPE:
if(strncmp((char *)va_arg(param, char *), "SRP", strlen("SRP")) == 0)
data->set.ssl.authtype = CURL_TLSAUTH_SRP;
else
data->set.ssl.authtype = CURL_TLSAUTH_NONE;
break;
#endif
case CURLOPT_DNS_SERVERS:
result = Curl_set_dns_servers(data, va_arg(param, char *));
break;
case CURLOPT_TCP_KEEPALIVE:
data->set.tcp_keepalive = (0 != va_arg(param, long))?TRUE:FALSE;
break;
case CURLOPT_TCP_KEEPIDLE:
data->set.tcp_keepidle = va_arg(param, long);
break;
case CURLOPT_TCP_KEEPINTVL:
data->set.tcp_keepintvl = va_arg(param, long);
break;
default:
/* unknown tag and its companion, just ignore: */
result = CURLE_UNKNOWN_OPTION;
break;
}
return result;
}
static void conn_free(struct connectdata *conn)
{
if(!conn)
return;
/* possible left-overs from the async name resolvers */
Curl_resolver_cancel(conn);
/* close the SSL stuff before we close any sockets since they will/may
write to the sockets */
Curl_ssl_close(conn, FIRSTSOCKET);
Curl_ssl_close(conn, SECONDARYSOCKET);
/* close possibly still open sockets */
if(CURL_SOCKET_BAD != conn->sock[SECONDARYSOCKET])
Curl_closesocket(conn, conn->sock[SECONDARYSOCKET]);
if(CURL_SOCKET_BAD != conn->sock[FIRSTSOCKET])
Curl_closesocket(conn, conn->sock[FIRSTSOCKET]);
#if defined(USE_NTLM) && defined(NTLM_WB_ENABLED)
Curl_ntlm_wb_cleanup(conn);
#endif
Curl_safefree(conn->user);
Curl_safefree(conn->passwd);
Curl_safefree(conn->proxyuser);
Curl_safefree(conn->proxypasswd);
Curl_safefree(conn->allocptr.proxyuserpwd);
Curl_safefree(conn->allocptr.uagent);
Curl_safefree(conn->allocptr.userpwd);
Curl_safefree(conn->allocptr.accept_encoding);
Curl_safefree(conn->allocptr.te);
Curl_safefree(conn->allocptr.rangeline);
Curl_safefree(conn->allocptr.ref);
Curl_safefree(conn->allocptr.host);
Curl_safefree(conn->allocptr.cookiehost);
Curl_safefree(conn->allocptr.rtsp_transport);
Curl_safefree(conn->trailer);
Curl_safefree(conn->host.rawalloc); /* host name buffer */
Curl_safefree(conn->proxy.rawalloc); /* proxy name buffer */
Curl_safefree(conn->master_buffer);
Curl_llist_destroy(conn->send_pipe, NULL);
Curl_llist_destroy(conn->recv_pipe, NULL);
Curl_llist_destroy(conn->pend_pipe, NULL);
Curl_llist_destroy(conn->done_pipe, NULL);
conn->send_pipe = NULL;
conn->recv_pipe = NULL;
conn->pend_pipe = NULL;
conn->done_pipe = NULL;
Curl_safefree(conn->localdev);
Curl_free_ssl_config(&conn->ssl_config);
free(conn); /* free all the connection oriented data */
}
CURLcode Curl_disconnect(struct connectdata *conn, bool dead_connection)
{
struct SessionHandle *data;
if(!conn)
return CURLE_OK; /* this is closed and fine already */
data = conn->data;
if(!data) {
DEBUGF(fprintf(stderr, "DISCONNECT without easy handle, ignoring\n"));
return CURLE_OK;
}
if(conn->dns_entry != NULL) {
Curl_resolv_unlock(data, conn->dns_entry);
conn->dns_entry = NULL;
}
Curl_hostcache_prune(data); /* kill old DNS cache entries */
{
int has_host_ntlm = (conn->ntlm.state != NTLMSTATE_NONE);
int has_proxy_ntlm = (conn->proxyntlm.state != NTLMSTATE_NONE);
/* Authentication data is a mix of connection-related and sessionhandle-
related stuff. NTLM is connection-related so when we close the shop
we shall forget. */
if(has_host_ntlm) {
data->state.authhost.done = FALSE;
data->state.authhost.picked =
data->state.authhost.want;
}
if(has_proxy_ntlm) {
data->state.authproxy.done = FALSE;
data->state.authproxy.picked =
data->state.authproxy.want;
}
if(has_host_ntlm || has_proxy_ntlm) {
data->state.authproblem = FALSE;
Curl_http_ntlm_cleanup(conn);
}
}
/* Cleanup possible redirect junk */
if(data->req.newurl) {
free(data->req.newurl);
data->req.newurl = NULL;
}
if(conn->handler->disconnect)
/* This is set if protocol-specific cleanups should be made */
conn->handler->disconnect(conn, dead_connection);
if(-1 != conn->connectindex) {
/* unlink ourselves! */
infof(data, "Closing connection #%ld\n", conn->connectindex);
if(data->state.connc)
/* only clear the table entry if we still know in which cache we
used to be in */
data->state.connc->connects[conn->connectindex] = NULL;
}
#if defined(USE_LIBIDN)
if(conn->host.encalloc)
idn_free(conn->host.encalloc); /* encoded host name buffer, must be freed
with idn_free() since this was allocated
by libidn */
if(conn->proxy.encalloc)
idn_free(conn->proxy.encalloc); /* encoded proxy name buffer, must be
freed with idn_free() since this was
allocated by libidn */
#elif defined(USE_WIN32_IDN)
free(conn->host.encalloc); /* encoded host name buffer, must be freed with
idn_free() since this was allocated by
curl_win32_idn_to_ascii */
if(conn->proxy.encalloc)
free(conn->proxy.encalloc); /* encoded proxy name buffer, must be freed
with idn_free() since this was allocated by
curl_win32_idn_to_ascii */
#endif
Curl_ssl_close(conn, FIRSTSOCKET);
/* Indicate to all handles on the pipe that we're dead */
if(Curl_isPipeliningEnabled(data)) {
signalPipeClose(conn->send_pipe, TRUE);
signalPipeClose(conn->recv_pipe, TRUE);
signalPipeClose(conn->pend_pipe, TRUE);
signalPipeClose(conn->done_pipe, FALSE);
}
conn_free(conn);
data->state.current_conn = NULL;
Curl_speedinit(data);
return CURLE_OK;
}
/*
* This function should return TRUE if the socket is to be assumed to
* be dead. Most commonly this happens when the server has closed the
* connection due to inactivity.
*/
static bool SocketIsDead(curl_socket_t sock)
{
int sval;
bool ret_val = TRUE;
sval = Curl_socket_ready(sock, CURL_SOCKET_BAD, 0);
if(sval == 0)
/* timeout */
ret_val = FALSE;
return ret_val;
}
static bool IsPipeliningPossible(const struct SessionHandle *handle,
const struct connectdata *conn)
{
if((conn->handler->protocol & CURLPROTO_HTTP) &&
handle->multi && Curl_multi_canPipeline(handle->multi) &&
(handle->set.httpreq == HTTPREQ_GET ||
handle->set.httpreq == HTTPREQ_HEAD) &&
handle->set.httpversion != CURL_HTTP_VERSION_1_0)
return TRUE;
return FALSE;
}
bool Curl_isPipeliningEnabled(const struct SessionHandle *handle)
{
if(handle->multi && Curl_multi_canPipeline(handle->multi))
return TRUE;
return FALSE;
}
CURLcode Curl_addHandleToPipeline(struct SessionHandle *data,
struct curl_llist *pipeline)
{
if(!Curl_llist_insert_next(pipeline, pipeline->tail, data))
return CURLE_OUT_OF_MEMORY;
return CURLE_OK;
}
int Curl_removeHandleFromPipeline(struct SessionHandle *handle,
struct curl_llist *pipeline)
{
struct curl_llist_element *curr;
curr = pipeline->head;
while(curr) {
if(curr->ptr == handle) {
Curl_llist_remove(pipeline, curr, NULL);
return 1; /* we removed a handle */
}
curr = curr->next;
}
return 0;
}
#if 0 /* this code is saved here as it is useful for debugging purposes */
static void Curl_printPipeline(struct curl_llist *pipeline)
{
struct curl_llist_element *curr;
curr = pipeline->head;
while(curr) {
struct SessionHandle *data = (struct SessionHandle *) curr->ptr;
infof(data, "Handle in pipeline: %s\n", data->state.path);
curr = curr->next;
}
}
#endif
static struct SessionHandle* gethandleathead(struct curl_llist *pipeline)
{
struct curl_llist_element *curr = pipeline->head;
if(curr) {
return (struct SessionHandle *) curr->ptr;
}
return NULL;
}
/* remove the specified connection from all (possible) pipelines and related
queues */
void Curl_getoff_all_pipelines(struct SessionHandle *data,
struct connectdata *conn)
{
bool recv_head = (conn->readchannel_inuse &&
(gethandleathead(conn->recv_pipe) == data)) ? TRUE : FALSE;
bool send_head = (conn->writechannel_inuse &&
(gethandleathead(conn->send_pipe) == data)) ? TRUE : FALSE;
if(Curl_removeHandleFromPipeline(data, conn->recv_pipe) && recv_head)
conn->readchannel_inuse = FALSE;
if(Curl_removeHandleFromPipeline(data, conn->send_pipe) && send_head)
conn->writechannel_inuse = FALSE;
Curl_removeHandleFromPipeline(data, conn->pend_pipe);
Curl_removeHandleFromPipeline(data, conn->done_pipe);
}
static void signalPipeClose(struct curl_llist *pipeline, bool pipe_broke)
{
struct curl_llist_element *curr;
if(!pipeline)
return;
curr = pipeline->head;
while(curr) {
struct curl_llist_element *next = curr->next;
struct SessionHandle *data = (struct SessionHandle *) curr->ptr;
#ifdef DEBUGBUILD /* debug-only code */
if(data->magic != CURLEASY_MAGIC_NUMBER) {
/* MAJOR BADNESS */
infof(data, "signalPipeClose() found BAAD easy handle\n");
}
#endif
if(pipe_broke)
data->state.pipe_broke = TRUE;
Curl_multi_handlePipeBreak(data);
Curl_llist_remove(pipeline, curr, NULL);
curr = next;
}
}
/*
* Given one filled in connection struct (named needle), this function should
* detect if there already is one that has all the significant details
* exactly the same and thus should be used instead.
*
* If there is a match, this function returns TRUE - and has marked the
* connection as 'in-use'. It must later be called with ConnectionDone() to
* return back to 'idle' (unused) state.
*/
static bool
ConnectionExists(struct SessionHandle *data,
struct connectdata *needle,
struct connectdata **usethis)
{
long i;
struct connectdata *check;
bool canPipeline = IsPipeliningPossible(data, needle);
for(i=0; i< data->state.connc->num; i++) {
bool match = FALSE;
size_t pipeLen = 0;
/*
* Note that if we use a HTTP proxy, we check connections to that
* proxy and not to the actual remote server.
*/
check = data->state.connc->connects[i];
if(!check)
/* NULL pointer means not filled-in entry */
continue;
pipeLen = check->send_pipe->size + check->recv_pipe->size;
if(check->connectindex == -1) {
check->connectindex = i; /* Set this appropriately since it might have
been set to -1 when the easy was removed
from the multi */
}
if(!pipeLen && !check->inuse) {
/* The check for a dead socket makes sense only if there are no
handles in pipeline and the connection isn't already marked in
use */
bool dead;
if(check->handler->protocol & CURLPROTO_RTSP)
/* RTSP is a special case due to RTP interleaving */
dead = Curl_rtsp_connisdead(check);
else
dead = SocketIsDead(check->sock[FIRSTSOCKET]);
if(dead) {
check->data = data;
infof(data, "Connection #%ld seems to be dead!\n", i);
/* disconnect resources */
Curl_disconnect(check, /* dead_connection */ TRUE);
data->state.connc->connects[i]=NULL; /* nothing here */
continue;
}
}
if(canPipeline) {
/* Make sure the pipe has only GET requests */
struct SessionHandle* sh = gethandleathead(check->send_pipe);
struct SessionHandle* rh = gethandleathead(check->recv_pipe);
if(sh) {
if(!IsPipeliningPossible(sh, check))
continue;
}
else if(rh) {
if(!IsPipeliningPossible(rh, check))
continue;
}
#ifdef DEBUGBUILD
if(pipeLen > MAX_PIPELINE_LENGTH) {
infof(data, "BAD! Connection #%ld has too big pipeline!\n",
check->connectindex);
}
#endif
}
else {
if(pipeLen > 0) {
/* can only happen within multi handles, and means that another easy
handle is using this connection */
continue;
}
if(Curl_resolver_asynch()) {
/* ip_addr_str[0] is NUL only if the resolving of the name hasn't
completed yet and until then we don't re-use this connection */
if(!check->ip_addr_str[0]) {
infof(data,
"Connection #%ld hasn't finished name resolve, can't reuse\n",
check->connectindex);
continue;
}
}
if((check->sock[FIRSTSOCKET] == CURL_SOCKET_BAD) || check->bits.close) {
/* Don't pick a connection that hasn't connected yet or that is going
to get closed. */
infof(data, "Connection #%ld isn't open enough, can't reuse\n",
check->connectindex);
#ifdef DEBUGBUILD
if(check->recv_pipe->size > 0) {
infof(data, "BAD! Unconnected #%ld has a non-empty recv pipeline!\n",
check->connectindex);
}
#endif
continue;
}
}
if((needle->handler->flags&PROTOPT_SSL) !=
(check->handler->flags&PROTOPT_SSL))
/* don't do mixed SSL and non-SSL connections */
if(!(needle->handler->protocol & check->handler->protocol))
/* except protocols that have been upgraded via TLS */
continue;
if(needle->handler->flags&PROTOPT_SSL) {
if((data->set.ssl.verifypeer != check->verifypeer) ||
(data->set.ssl.verifyhost != check->verifyhost))
continue;
}
if(needle->bits.proxy != check->bits.proxy)
/* don't do mixed proxy and non-proxy connections */
continue;
if(!canPipeline && check->inuse)
/* this request can't be pipelined but the checked connection is already
in use so we skip it */
continue;
if(needle->localdev || needle->localport) {
/* If we are bound to a specific local end (IP+port), we must not re-use
a random other one, although if we didn't ask for a particular one we
can reuse one that was bound.
This comparison is a bit rough and too strict. Since the input
parameters can be specified in numerous ways and still end up the
same it would take a lot of processing to make it really accurate.
Instead, this matching will assume that re-uses of bound connections
will most likely also re-use the exact same binding parameters and
missing out a few edge cases shouldn't hurt anyone very much.
*/
if((check->localport != needle->localport) ||
(check->localportrange != needle->localportrange) ||
!check->localdev ||
!needle->localdev ||
strcmp(check->localdev, needle->localdev))
continue;
}
if(!needle->bits.httpproxy || needle->handler->flags&PROTOPT_SSL ||
(needle->bits.httpproxy && check->bits.httpproxy &&
needle->bits.tunnel_proxy && check->bits.tunnel_proxy &&
Curl_raw_equal(needle->proxy.name, check->proxy.name) &&
(needle->port == check->port))) {
/* The requested connection does not use a HTTP proxy or it uses SSL or
it is a non-SSL protocol tunneled over the same http proxy name and
port number or it is a non-SSL protocol which is allowed to be
upgraded via TLS */
if((Curl_raw_equal(needle->handler->scheme, check->handler->scheme) ||
needle->handler->protocol & check->handler->protocol) &&
Curl_raw_equal(needle->host.name, check->host.name) &&
needle->remote_port == check->remote_port) {
if(needle->handler->flags & PROTOPT_SSL) {
/* This is a SSL connection so verify that we're using the same
SSL options as well */
if(!Curl_ssl_config_matches(&needle->ssl_config,
&check->ssl_config)) {
DEBUGF(infof(data,
"Connection #%ld has different SSL parameters, "
"can't reuse\n",
check->connectindex));
continue;
}
else if(check->ssl[FIRSTSOCKET].state != ssl_connection_complete) {
DEBUGF(infof(data,
"Connection #%ld has not started SSL connect, "
"can't reuse\n",
check->connectindex));
continue;
}
}
if((needle->handler->protocol & CURLPROTO_FTP) ||
((needle->handler->protocol & CURLPROTO_HTTP) &&
((data->state.authhost.want==CURLAUTH_NTLM) ||
(data->state.authhost.want==CURLAUTH_NTLM_WB)))) {
/* This is FTP or HTTP+NTLM, verify that we're using the same name
and password as well */
if(!strequal(needle->user, check->user) ||
!strequal(needle->passwd, check->passwd)) {
/* one of them was different */
continue;
}
}
match = TRUE;
}
}
else { /* The requested needle connection is using a proxy,
is the checked one using the same host, port and type? */
if(check->bits.proxy &&
(needle->proxytype == check->proxytype) &&
(needle->bits.tunnel_proxy == check->bits.tunnel_proxy) &&
Curl_raw_equal(needle->proxy.name, check->proxy.name) &&
needle->port == check->port) {
/* This is the same proxy connection, use it! */
match = TRUE;
}
}
if(match) {
check->inuse = TRUE; /* mark this as being in use so that no other
handle in a multi stack may nick it */
*usethis = check;
return TRUE; /* yes, we found one to use! */
}
}
return FALSE; /* no matching connecting exists */
}
/*
* This function kills and removes an existing connection in the connection
* cache. The connection that has been unused for the longest time.
*
* Returns -1 if it can't find any unused connection to kill.
*/
static long
ConnectionKillOne(struct SessionHandle *data)
{
long i;
struct connectdata *conn;
long highscore=-1;
long connindex=-1;
long score;
struct timeval now;
now = Curl_tvnow();
for(i=0; data->state.connc && (i< data->state.connc->num); i++) {
conn = data->state.connc->connects[i];
if(!conn || conn->inuse)
continue;
/* Set higher score for the age passed since the connection was used */
score = Curl_tvdiff(now, conn->now);
if(score > highscore) {
highscore = score;
connindex = i;
}
}
if(connindex >= 0) {
/* Set the connection's owner correctly */
conn = data->state.connc->connects[connindex];
conn->data = data;
/* the winner gets the honour of being disconnected */
(void)Curl_disconnect(conn, /* dead_connection */ FALSE);
/* clean the array entry */
data->state.connc->connects[connindex] = NULL;
}
return connindex; /* return the available index or -1 */
}
/* this connection can now be marked 'idle' */
static void
ConnectionDone(struct connectdata *conn)
{
conn->inuse = FALSE;
}
/*
* The given input connection struct pointer is to be stored in the connection
* cache. If the cache is already full, least interesting existing connection
* (if any) gets closed.
*
* The given connection should be unique. That must've been checked prior to
* this call.
*/
static void ConnectionStore(struct SessionHandle *data,
struct connectdata *conn)
{
long i;
for(i=0; i< data->state.connc->num; i++) {
if(!data->state.connc->connects[i])
break;