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Diffstat (limited to 'mobicore/common/curl/lib/hostares.c')
-rw-r--r--mobicore/common/curl/lib/hostares.c413
1 files changed, 0 insertions, 413 deletions
diff --git a/mobicore/common/curl/lib/hostares.c b/mobicore/common/curl/lib/hostares.c
deleted file mode 100644
index 97cb27a..0000000
--- a/mobicore/common/curl/lib/hostares.c
+++ /dev/null
@@ -1,413 +0,0 @@
-/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 1998 - 2010, 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"
-
-#include <string.h>
-
-#ifdef HAVE_LIMITS_H
-#include <limits.h>
-#endif
-#ifdef HAVE_SYS_SOCKET_H
-#include <sys/socket.h>
-#endif
-#ifdef HAVE_NETINET_IN_H
-#include <netinet/in.h>
-#endif
-#ifdef HAVE_NETDB_H
-#include <netdb.h>
-#endif
-#ifdef HAVE_ARPA_INET_H
-#include <arpa/inet.h>
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h> /* required for free() prototypes */
-#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h> /* for the close() proto */
-#endif
-#ifdef __VMS
-#include <in.h>
-#include <inet.h>
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_PROCESS_H
-#include <process.h>
-#endif
-
-#if (defined(NETWARE) && defined(__NOVELL_LIBC__))
-#undef in_addr_t
-#define in_addr_t unsigned long
-#endif
-
-#include "urldata.h"
-#include "sendf.h"
-#include "hostip.h"
-#include "hash.h"
-#include "share.h"
-#include "strerror.h"
-#include "url.h"
-#include "multiif.h"
-#include "inet_pton.h"
-#include "connect.h"
-#include "select.h"
-#include "progress.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"
-
-/***********************************************************************
- * Only for ares-enabled builds
- **********************************************************************/
-
-#ifdef CURLRES_ARES
-
-/*
- * Curl_resolv_fdset() is called when someone from the outside world (using
- * curl_multi_fdset()) wants to get our fd_set setup and we're talking with
- * ares. The caller must make sure that this function is only called when we
- * have a working ares channel.
- *
- * Returns: CURLE_OK always!
- */
-
-int Curl_resolv_getsock(struct connectdata *conn,
- curl_socket_t *socks,
- int numsocks)
-
-{
- struct timeval maxtime;
- struct timeval timebuf;
- struct timeval *timeout;
- int max = ares_getsock(conn->data->state.areschannel,
- (ares_socket_t *)socks, numsocks);
-
-
- maxtime.tv_sec = CURL_TIMEOUT_RESOLVE;
- maxtime.tv_usec = 0;
-
- timeout = ares_timeout(conn->data->state.areschannel, &maxtime, &timebuf);
-
- Curl_expire(conn->data,
- (timeout->tv_sec * 1000) + (timeout->tv_usec/1000));
-
- return max;
-}
-
-/*
- * waitperform()
- *
- * 1) Ask ares what sockets it currently plays with, then
- * 2) wait for the timeout period to check for action on ares' sockets.
- * 3) tell ares to act on all the sockets marked as "with action"
- *
- * return number of sockets it worked on
- */
-
-static int waitperform(struct connectdata *conn, int timeout_ms)
-{
- struct SessionHandle *data = conn->data;
- int nfds;
- int bitmask;
- ares_socket_t socks[ARES_GETSOCK_MAXNUM];
- struct pollfd pfd[ARES_GETSOCK_MAXNUM];
- int i;
- int num = 0;
-
- bitmask = ares_getsock(data->state.areschannel, socks, ARES_GETSOCK_MAXNUM);
-
- for(i=0; i < ARES_GETSOCK_MAXNUM; i++) {
- pfd[i].events = 0;
- pfd[i].revents = 0;
- if(ARES_GETSOCK_READABLE(bitmask, i)) {
- pfd[i].fd = socks[i];
- pfd[i].events |= POLLRDNORM|POLLIN;
- }
- if(ARES_GETSOCK_WRITABLE(bitmask, i)) {
- pfd[i].fd = socks[i];
- pfd[i].events |= POLLWRNORM|POLLOUT;
- }
- if(pfd[i].events != 0)
- num++;
- else
- break;
- }
-
- if(num)
- nfds = Curl_poll(pfd, num, timeout_ms);
- else
- nfds = 0;
-
- if(!nfds)
- /* Call ares_process() unconditonally here, even if we simply timed out
- above, as otherwise the ares name resolve won't timeout! */
- ares_process_fd(data->state.areschannel, ARES_SOCKET_BAD, ARES_SOCKET_BAD);
- else {
- /* move through the descriptors and ask for processing on them */
- for(i=0; i < num; i++)
- ares_process_fd(data->state.areschannel,
- pfd[i].revents & (POLLRDNORM|POLLIN)?
- pfd[i].fd:ARES_SOCKET_BAD,
- pfd[i].revents & (POLLWRNORM|POLLOUT)?
- pfd[i].fd:ARES_SOCKET_BAD);
- }
- return nfds;
-}
-
-/*
- * Curl_is_resolved() is called repeatedly to check if a previous name resolve
- * request has completed. It should also make sure to time-out if the
- * operation seems to take too long.
- *
- * Returns normal CURLcode errors.
- */
-CURLcode Curl_is_resolved(struct connectdata *conn,
- struct Curl_dns_entry **dns)
-{
- struct SessionHandle *data = conn->data;
-
- *dns = NULL;
-
- waitperform(conn, 0);
-
- if(conn->async.done) {
- /* we're done, kill the ares handle */
- if(!conn->async.dns) {
- failf(data, "Could not resolve host: %s (%s)", conn->host.dispname,
- ares_strerror(conn->async.status));
- return CURLE_COULDNT_RESOLVE_HOST;
- }
- *dns = conn->async.dns;
- }
-
- return CURLE_OK;
-}
-
-/*
- * Curl_wait_for_resolv() waits for a resolve to finish. This function should
- * be avoided since using this risk getting the multi interface to "hang".
- *
- * If 'entry' is non-NULL, make it point to the resolved dns entry
- *
- * Returns CURLE_COULDNT_RESOLVE_HOST if the host was not resolved, and
- * CURLE_OPERATION_TIMEDOUT if a time-out occurred.
- */
-CURLcode Curl_wait_for_resolv(struct connectdata *conn,
- struct Curl_dns_entry **entry)
-{
- CURLcode rc=CURLE_OK;
- struct SessionHandle *data = conn->data;
- long timeout;
- struct timeval now = Curl_tvnow();
-
- timeout = Curl_timeleft(conn, &now, TRUE);
- if(!timeout)
- timeout = CURL_TIMEOUT_RESOLVE * 1000; /* default name resolve timeout */
-
- /* Wait for the name resolve query to complete. */
- for(;;) {
- struct timeval *tvp, tv, store;
- long timediff;
- int itimeout;
- int timeout_ms;
-
- itimeout = (timeout > (long)INT_MAX) ? INT_MAX : (int)timeout;
-
- store.tv_sec = itimeout/1000;
- store.tv_usec = (itimeout%1000)*1000;
-
- tvp = ares_timeout(data->state.areschannel, &store, &tv);
-
- /* use the timeout period ares returned to us above if less than one
- second is left, otherwise just use 1000ms to make sure the progress
- callback gets called frequent enough */
- if(!tvp->tv_sec)
- timeout_ms = (int)(tvp->tv_usec/1000);
- else
- timeout_ms = 1000;
-
- waitperform(conn, timeout_ms);
-
- if(conn->async.done)
- break;
-
- if(Curl_pgrsUpdate(conn)) {
- rc = CURLE_ABORTED_BY_CALLBACK;
- timeout = -1; /* trigger the cancel below */
- }
- else {
- struct timeval now2 = Curl_tvnow();
- timediff = Curl_tvdiff(now2, now); /* spent time */
- timeout -= timediff?timediff:1; /* always deduct at least 1 */
- now = now2; /* for next loop */
- }
- if(timeout < 0) {
- /* our timeout, so we cancel the ares operation */
- ares_cancel(data->state.areschannel);
- break;
- }
- }
-
- /* Operation complete, if the lookup was successful we now have the entry
- in the cache. */
-
- if(entry)
- *entry = conn->async.dns;
-
- if(!conn->async.dns) {
- /* a name was not resolved */
- if((timeout < 0) || (conn->async.status == ARES_ETIMEOUT)) {
- if (conn->bits.httpproxy) {
- failf(data, "Resolving proxy timed out: %s", conn->proxy.dispname);
- rc = CURLE_COULDNT_RESOLVE_PROXY;
- }
- else {
- failf(data, "Resolving host timed out: %s", conn->host.dispname);
- rc = CURLE_COULDNT_RESOLVE_HOST;
- }
- }
- else if(conn->async.done) {
- if (conn->bits.httpproxy) {
- failf(data, "Could not resolve proxy: %s (%s)", conn->proxy.dispname,
- ares_strerror(conn->async.status));
- rc = CURLE_COULDNT_RESOLVE_PROXY;
- }
- else {
- failf(data, "Could not resolve host: %s (%s)", conn->host.dispname,
- ares_strerror(conn->async.status));
- rc = CURLE_COULDNT_RESOLVE_HOST;
- }
- }
- else
- rc = CURLE_OPERATION_TIMEDOUT;
-
- /* close the connection, since we can't return failure here without
- cleaning up this connection properly */
- conn->bits.close = TRUE;
- }
-
- return rc;
-}
-
-/*
- * ares_query_completed_cb() is the callback that ares will call when
- * the host query initiated by ares_gethostbyname() from Curl_getaddrinfo(),
- * when using ares, is completed either successfully or with failure.
- */
-static void ares_query_completed_cb(void *arg, /* (struct connectdata *) */
- int status,
-#ifdef HAVE_CARES_CALLBACK_TIMEOUTS
- int timeouts,
-#endif
- struct hostent *hostent)
-{
- struct connectdata *conn = (struct connectdata *)arg;
- struct Curl_addrinfo * ai = NULL;
-
-#ifdef HAVE_CARES_CALLBACK_TIMEOUTS
- (void)timeouts; /* ignored */
-#endif
-
- if (status == CURL_ASYNC_SUCCESS) {
- ai = Curl_he2ai(hostent, conn->async.port);
- }
-
- (void)Curl_addrinfo_callback(arg, status, ai);
-}
-
-/*
- * Curl_getaddrinfo() - when using ares
- *
- * Returns name information about the given hostname and port number. If
- * successful, the 'hostent' is returned and the forth argument will point to
- * memory we need to free after use. That memory *MUST* be freed with
- * Curl_freeaddrinfo(), nothing else.
- */
-Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
- const char *hostname,
- int port,
- int *waitp)
-{
- char *bufp;
- struct SessionHandle *data = conn->data;
- struct in_addr in;
- int family = PF_INET;
-#ifdef ENABLE_IPV6 /* CURLRES_IPV6 */
- struct in6_addr in6;
-#endif /* CURLRES_IPV6 */
-
- *waitp = 0; /* default to synchronous response */
-
- /* First check if this is an IPv4 address string */
- if(Curl_inet_pton(AF_INET, hostname, &in) > 0) {
- /* This is a dotted IP address 123.123.123.123-style */
- return Curl_ip2addr(AF_INET, &in, hostname, port);
- }
-
-#ifdef ENABLE_IPV6 /* CURLRES_IPV6 */
- /* Otherwise, check if this is an IPv6 address string */
- if (Curl_inet_pton (AF_INET6, hostname, &in6) > 0) {
- /* This must be an IPv6 address literal. */
- return Curl_ip2addr(AF_INET6, &in6, hostname, port);
- }
-
- switch(conn->ip_version) {
- default:
-#if ARES_VERSION >= 0x010601
- family = PF_UNSPEC; /* supported by c-ares since 1.6.1, so for older
- c-ares versions this just falls through and defaults
- to PF_INET */
- break;
-#endif
- case CURL_IPRESOLVE_V4:
- family = PF_INET;
- break;
- case CURL_IPRESOLVE_V6:
- family = PF_INET6;
- break;
- }
-#endif /* CURLRES_IPV6 */
-
- bufp = strdup(hostname);
-
- if(bufp) {
- Curl_safefree(conn->async.hostname);
- conn->async.hostname = bufp;
- conn->async.port = port;
- conn->async.done = FALSE; /* not done */
- conn->async.status = 0; /* clear */
- conn->async.dns = NULL; /* clear */
-
- /* areschannel is already setup in the Curl_open() function */
- ares_gethostbyname(data->state.areschannel, hostname, family,
- (ares_host_callback)ares_query_completed_cb, conn);
-
- *waitp = 1; /* expect asynchronous response */
- }
- return NULL; /* no struct yet */
-}
-#endif /* CURLRES_ARES */
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