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authorGeorge Hazan <george.hazan@gmail.com>2013-11-10 21:43:18 +0000
committerGeorge Hazan <george.hazan@gmail.com>2013-11-10 21:43:18 +0000
commit530102b3b16fdc6f008cdf312e5977a878f295db (patch)
tree3159eb3d5712151a33d796b7a0039ae9a4d00e09 /plugins/FTPFileYM/curl/docs/examples/multi-debugcallback.c
parente40ecc70a7db28bdf78dad5d804e07d08a77159c (diff)
libcurl update
git-svn-id: http://svn.miranda-ng.org/main/trunk@6864 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/FTPFileYM/curl/docs/examples/multi-debugcallback.c')
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diff --git a/plugins/FTPFileYM/curl/docs/examples/multi-debugcallback.c b/plugins/FTPFileYM/curl/docs/examples/multi-debugcallback.c
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--- a/plugins/FTPFileYM/curl/docs/examples/multi-debugcallback.c
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-/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 1998 - 2011, 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.
- *
- ***************************************************************************/
-/* This is an example showing the multi interface and the debug callback. */
-
-#include <stdio.h>
-#include <string.h>
-
-/* somewhat unix-specific */
-#include <sys/time.h>
-#include <unistd.h>
-
-/* curl stuff */
-#include <curl/curl.h>
-
-typedef char bool;
-#define TRUE 1
-
-static
-void dump(const char *text,
- FILE *stream, unsigned char *ptr, size_t size,
- bool nohex)
-{
- size_t i;
- size_t c;
-
- unsigned int width=0x10;
-
- if(nohex)
- /* without the hex output, we can fit more on screen */
- width = 0x40;
-
- fprintf(stream, "%s, %10.10ld bytes (0x%8.8lx)\n",
- text, (long)size, (long)size);
-
- for(i=0; i<size; i+= width) {
-
- fprintf(stream, "%4.4lx: ", (long)i);
-
- if(!nohex) {
- /* hex not disabled, show it */
- for(c = 0; c < width; c++)
- if(i+c < size)
- fprintf(stream, "%02x ", ptr[i+c]);
- else
- fputs(" ", stream);
- }
-
- for(c = 0; (c < width) && (i+c < size); c++) {
- /* check for 0D0A; if found, skip past and start a new line of output */
- if (nohex && (i+c+1 < size) && ptr[i+c]==0x0D && ptr[i+c+1]==0x0A) {
- i+=(c+2-width);
- break;
- }
- fprintf(stream, "%c",
- (ptr[i+c]>=0x20) && (ptr[i+c]<0x80)?ptr[i+c]:'.');
- /* check again for 0D0A, to avoid an extra \n if it's at width */
- if (nohex && (i+c+2 < size) && ptr[i+c+1]==0x0D && ptr[i+c+2]==0x0A) {
- i+=(c+3-width);
- break;
- }
- }
- fputc('\n', stream); /* newline */
- }
- fflush(stream);
-}
-
-static
-int my_trace(CURL *handle, curl_infotype type,
- unsigned char *data, size_t size,
- void *userp)
-{
- const char *text;
-
- (void)userp;
- (void)handle; /* prevent compiler warning */
-
- switch (type) {
- case CURLINFO_TEXT:
- fprintf(stderr, "== Info: %s", data);
- default: /* in case a new one is introduced to shock us */
- return 0;
-
- case CURLINFO_HEADER_OUT:
- text = "=> Send header";
- break;
- case CURLINFO_DATA_OUT:
- text = "=> Send data";
- break;
- case CURLINFO_HEADER_IN:
- text = "<= Recv header";
- break;
- case CURLINFO_DATA_IN:
- text = "<= Recv data";
- break;
- }
-
- dump(text, stderr, data, size, TRUE);
- return 0;
-}
-
-/*
- * Simply download a HTTP file.
- */
-int main(void)
-{
- CURL *http_handle;
- CURLM *multi_handle;
-
- int still_running; /* keep number of running handles */
-
- http_handle = curl_easy_init();
-
- /* set the options (I left out a few, you'll get the point anyway) */
- curl_easy_setopt(http_handle, CURLOPT_URL, "http://www.example.com/");
-
- curl_easy_setopt(http_handle, CURLOPT_DEBUGFUNCTION, my_trace);
- curl_easy_setopt(http_handle, CURLOPT_VERBOSE, 1L);
-
- /* init a multi stack */
- multi_handle = curl_multi_init();
-
- /* add the individual transfers */
- curl_multi_add_handle(multi_handle, http_handle);
-
- /* we start some action by calling perform right away */
- curl_multi_perform(multi_handle, &still_running);
-
- do {
- struct timeval timeout;
- int rc; /* select() return code */
-
- fd_set fdread;
- fd_set fdwrite;
- fd_set fdexcep;
- int maxfd = -1;
-
- long curl_timeo = -1;
-
- FD_ZERO(&fdread);
- FD_ZERO(&fdwrite);
- FD_ZERO(&fdexcep);
-
- /* set a suitable timeout to play around with */
- timeout.tv_sec = 1;
- timeout.tv_usec = 0;
-
- curl_multi_timeout(multi_handle, &curl_timeo);
- if(curl_timeo >= 0) {
- timeout.tv_sec = curl_timeo / 1000;
- if(timeout.tv_sec > 1)
- timeout.tv_sec = 1;
- else
- timeout.tv_usec = (curl_timeo % 1000) * 1000;
- }
-
- /* get file descriptors from the transfers */
- curl_multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd);
-
- /* In a real-world program you OF COURSE check the return code of the
- function calls. On success, the value of maxfd is guaranteed to be
- greater or equal than -1. We call select(maxfd + 1, ...), specially in
- case of (maxfd == -1), we call select(0, ...), which is basically equal
- to sleep. */
-
- rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
-
- switch(rc) {
- case -1:
- /* select error */
- still_running = 0;
- printf("select() returns error, this is badness\n");
- break;
- case 0:
- default:
- /* timeout or readable/writable sockets */
- curl_multi_perform(multi_handle, &still_running);
- break;
- }
- } while(still_running);
-
- curl_multi_cleanup(multi_handle);
-
- curl_easy_cleanup(http_handle);
-
- return 0;
-}