372 lines
9.8 KiB
C
372 lines
9.8 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "first.h"
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#include "memdebug.h"
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struct t582_Sockets {
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curl_socket_t *sockets;
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int count; /* number of sockets actually stored in array */
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int max_count; /* max number of sockets that fit in allocated array */
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};
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struct t582_ReadWriteSockets {
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struct t582_Sockets read, write;
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};
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/**
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* Remove a file descriptor from a sockets array.
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*/
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static void t582_removeFd(struct t582_Sockets *sockets, curl_socket_t fd,
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int mention)
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{
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int i;
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if(mention)
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curl_mfprintf(stderr, "Remove socket fd %" FMT_SOCKET_T "\n", fd);
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for(i = 0; i < sockets->count; ++i) {
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if(sockets->sockets[i] == fd) {
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if(i < sockets->count - 1)
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memmove(&sockets->sockets[i], &sockets->sockets[i + 1],
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sizeof(curl_socket_t) * (sockets->count - (i + 1)));
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--sockets->count;
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}
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}
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}
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/**
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* Add a file descriptor to a sockets array.
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*/
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static void t582_addFd(struct t582_Sockets *sockets, curl_socket_t fd,
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const char *what)
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{
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/**
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* To ensure we only have each file descriptor once, we remove it then add
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* it again.
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*/
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curl_mfprintf(stderr, "Add socket fd %" FMT_SOCKET_T " for %s\n", fd, what);
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t582_removeFd(sockets, fd, 0);
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/*
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* Allocate array storage when required.
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*/
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if(!sockets->sockets) {
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sockets->sockets = malloc(sizeof(curl_socket_t) * 20U);
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if(!sockets->sockets)
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return;
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sockets->max_count = 20;
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}
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else if(sockets->count >= sockets->max_count) {
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/* this can't happen in normal cases */
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curl_mfprintf(stderr, "too many file handles error\n");
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exit(2);
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}
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/*
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* Add file descriptor to array.
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*/
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sockets->sockets[sockets->count] = fd;
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++sockets->count;
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}
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/**
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* Callback invoked by curl to poll reading / writing of a socket.
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*/
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static int t582_curlSocketCallback(CURL *curl, curl_socket_t s, int action,
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void *userp, void *socketp)
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{
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struct t582_ReadWriteSockets *sockets = userp;
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(void)curl;
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(void)socketp;
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if(action == CURL_POLL_IN || action == CURL_POLL_INOUT)
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t582_addFd(&sockets->read, s, "read");
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if(action == CURL_POLL_OUT || action == CURL_POLL_INOUT)
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t582_addFd(&sockets->write, s, "write");
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if(action == CURL_POLL_REMOVE) {
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t582_removeFd(&sockets->read, s, 1);
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t582_removeFd(&sockets->write, s, 0);
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}
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return 0;
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}
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/**
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* Callback invoked by curl to set a timeout.
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*/
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static int t582_curlTimerCallback(CURLM *multi, long timeout_ms, void *userp)
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{
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struct curltime *timeout = userp;
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(void)multi;
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if(timeout_ms != -1) {
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*timeout = curlx_now();
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timeout->tv_usec += (int)timeout_ms * 1000;
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}
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else {
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timeout->tv_sec = -1;
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}
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return 0;
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}
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/**
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* Check for curl completion.
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*/
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static int t582_checkForCompletion(CURLM *multi, int *success)
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{
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int result = 0;
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*success = 0;
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while(1) {
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int numMessages;
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CURLMsg *message = curl_multi_info_read(multi, &numMessages);
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if(!message)
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break;
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if(message->msg == CURLMSG_DONE) {
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result = 1;
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if(message->data.result == CURLE_OK)
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*success = 1;
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else
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*success = 0;
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}
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else {
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curl_mfprintf(stderr, "Got an unexpected message from curl: %i\n",
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message->msg);
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result = 1;
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*success = 0;
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}
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}
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return result;
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}
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static ssize_t t582_getMicroSecondTimeout(struct curltime *timeout)
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{
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struct curltime now;
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ssize_t result;
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now = curlx_now();
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result = (ssize_t)((timeout->tv_sec - now.tv_sec) * 1000000 +
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timeout->tv_usec - now.tv_usec);
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if(result < 0)
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result = 0;
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return result;
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}
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/**
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* Update a fd_set with all of the sockets in use.
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*/
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static void t582_updateFdSet(struct t582_Sockets *sockets, fd_set* fdset,
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curl_socket_t *maxFd)
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{
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int i;
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for(i = 0; i < sockets->count; ++i) {
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#ifdef __DJGPP__
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Warith-conversion"
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#endif
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FD_SET(sockets->sockets[i], fdset);
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#ifdef __DJGPP__
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#pragma GCC diagnostic pop
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#endif
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if(*maxFd < sockets->sockets[i] + 1) {
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*maxFd = sockets->sockets[i] + 1;
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}
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}
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}
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static void notifyCurl(CURLM *multi, curl_socket_t s, int evBitmask,
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const char *info)
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{
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int numhandles = 0;
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CURLMcode result = curl_multi_socket_action(multi, s, evBitmask,
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&numhandles);
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if(result != CURLM_OK) {
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curl_mfprintf(stderr, "Curl error on %s (%i) %s\n",
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info, result, curl_multi_strerror(result));
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}
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}
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/**
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* Invoke curl when a file descriptor is set.
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*/
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static void t582_checkFdSet(CURLM *multi, struct t582_Sockets *sockets,
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fd_set *fdset, int evBitmask, const char *name)
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{
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int i;
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for(i = 0; i < sockets->count; ++i) {
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if(FD_ISSET(sockets->sockets[i], fdset)) {
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notifyCurl(multi, sockets->sockets[i], evBitmask, name);
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}
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}
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}
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static CURLcode test_lib582(const char *URL)
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{
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CURLcode res = CURLE_OK;
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CURL *curl = NULL;
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char errbuf[STRERROR_LEN];
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FILE *hd_src = NULL;
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int hd;
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struct_stat file_info;
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CURLM *multi = NULL;
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struct t582_ReadWriteSockets sockets = {{NULL, 0, 0}, {NULL, 0, 0}};
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int success = 0;
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struct curltime timeout = {0};
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timeout.tv_sec = (time_t)-1;
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assert(test_argc >= 5);
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start_test_timing();
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if(!libtest_arg3) {
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curl_mfprintf(stderr, "Usage: lib582 [url] [filename] [username]\n");
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return TEST_ERR_USAGE;
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}
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hd_src = curlx_fopen(libtest_arg2, "rb");
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if(!hd_src) {
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curl_mfprintf(stderr, "fopen() failed with error (%d) %s\n",
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errno, curlx_strerror(errno, errbuf, sizeof(errbuf)));
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curl_mfprintf(stderr, "Error opening file '%s'\n", libtest_arg2);
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return TEST_ERR_FOPEN;
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}
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/* get the file size of the local file */
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#ifdef UNDER_CE
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/* !checksrc! disable BANNEDFUNC 1 */
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hd = stat(libtest_arg2, &file_info);
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#else
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hd = fstat(fileno(hd_src), &file_info);
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#endif
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if(hd == -1) {
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/* can't open file, bail out */
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curl_mfprintf(stderr, "fstat() failed with error (%d) %s\n",
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errno, curlx_strerror(errno, errbuf, sizeof(errbuf)));
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curl_mfprintf(stderr, "Error opening file '%s'\n", libtest_arg2);
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curlx_fclose(hd_src);
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return TEST_ERR_FSTAT;
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}
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curl_mfprintf(stderr, "Set to upload %" CURL_FORMAT_CURL_OFF_T " bytes\n",
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(curl_off_t)file_info.st_size);
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res_global_init(CURL_GLOBAL_ALL);
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if(res != CURLE_OK) {
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curlx_fclose(hd_src);
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return res;
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}
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easy_init(curl);
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/* enable uploading */
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easy_setopt(curl, CURLOPT_UPLOAD, 1L);
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/* specify target */
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easy_setopt(curl, CURLOPT_URL, URL);
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/* go verbose */
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easy_setopt(curl, CURLOPT_VERBOSE, 1L);
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/* now specify which file to upload */
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easy_setopt(curl, CURLOPT_READDATA, hd_src);
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easy_setopt(curl, CURLOPT_USERPWD, libtest_arg3);
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easy_setopt(curl, CURLOPT_SSH_PUBLIC_KEYFILE, test_argv[4]);
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easy_setopt(curl, CURLOPT_SSH_PRIVATE_KEYFILE, test_argv[5]);
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easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
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easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, (curl_off_t)file_info.st_size);
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multi_init(multi);
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multi_setopt(multi, CURLMOPT_SOCKETFUNCTION, t582_curlSocketCallback);
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multi_setopt(multi, CURLMOPT_SOCKETDATA, &sockets);
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multi_setopt(multi, CURLMOPT_TIMERFUNCTION, t582_curlTimerCallback);
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multi_setopt(multi, CURLMOPT_TIMERDATA, &timeout);
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multi_add_handle(multi, curl);
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while(!t582_checkForCompletion(multi, &success)) {
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fd_set readSet, writeSet;
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curl_socket_t maxFd = 0;
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struct timeval tv = {0};
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tv.tv_sec = 10;
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FD_ZERO(&readSet);
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FD_ZERO(&writeSet);
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t582_updateFdSet(&sockets.read, &readSet, &maxFd);
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t582_updateFdSet(&sockets.write, &writeSet, &maxFd);
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if(timeout.tv_sec != (time_t)-1) {
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int usTimeout = curlx_sztosi(t582_getMicroSecondTimeout(&timeout));
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tv.tv_sec = usTimeout / 1000000;
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tv.tv_usec = usTimeout % 1000000;
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}
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else if(maxFd <= 0) {
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tv.tv_sec = 0;
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tv.tv_usec = 100000;
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}
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select_test((int)maxFd, &readSet, &writeSet, NULL, &tv);
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/* Check the sockets for reading / writing */
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t582_checkFdSet(multi, &sockets.read, &readSet, CURL_CSELECT_IN,
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"read");
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t582_checkFdSet(multi, &sockets.write, &writeSet, CURL_CSELECT_OUT,
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"write");
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if(timeout.tv_sec != (time_t)-1 &&
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t582_getMicroSecondTimeout(&timeout) == 0) {
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/* Curl's timer has elapsed. */
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notifyCurl(multi, CURL_SOCKET_TIMEOUT, 0, "timeout");
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}
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abort_on_test_timeout();
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}
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if(!success) {
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curl_mfprintf(stderr, "Error uploading file.\n");
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res = TEST_ERR_MAJOR_BAD;
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}
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test_cleanup:
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/* proper cleanup sequence - type PB */
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curl_multi_remove_handle(multi, curl);
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curl_easy_cleanup(curl);
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curl_multi_cleanup(multi);
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curl_global_cleanup();
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/* close the local file */
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curlx_fclose(hd_src);
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/* free local memory */
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free(sockets.read.sockets);
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free(sockets.write.sockets);
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return res;
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}
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